Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Screen reader users: click this link for accessible mode. Accessible mode has the same essential features but works better with your reader.

Patents

  1. Advanced Patent Search
Publication numberCN101140492 B
Publication typeGrant
Application numberCN 200710145629
Publication date21 Apr 2010
Filing date6 Sep 2007
Priority date7 Sep 2006
Also published asCN101140492A, US7408718, US20080074755
Publication number200710145629.5, CN 101140492 B, CN 101140492B, CN 200710145629, CN-B-101140492, CN101140492 B, CN101140492B, CN200710145629, CN200710145629.5
Inventors乔治E史密斯
Applicant安华高科技杰纳勒尔Ip(新加坡)私人有限公司
Export CitationBiBTeX, EndNote, RefMan
External Links: SIPO, Espacenet
Lens array imaging with cross-talk inhibiting optical stop structure
CN 101140492 B
Abstract
An apparatus includes an optical sensor, a lens system, and an optical stop system. The optical sensor includes photocells each of which has a respective photocell active area in a capture plane. Thelens system includes lenses each of which is operable to focus light from a respective subfield of a scene into a corresponding focused beam. The optical stop system includes aperture systems each ofwhich confines a corresponding one of the focused beams to a respective illumination area in the capture plane. In a method, light from respective subfields of a scene is focused into corresponding focused beams. Corresponding ones of the focused beams are confined to respective non-overlapping illumination areas in the capture plane. Optical data is generated from light of the focused beams illuminating the illumination areas. Motion measures indicative of movement in relation to the scene are produced from the optical data.
Claims(27)  translated from Chinese
  1. 一种用于成像的设备,包括:光学传感器,其包括光电池,每个所述光电池在捕获平面中有相应的光电池有效区域;镜头系统,其包括镜头,每个所述镜头可操作地将来自景物的各个子区的光聚焦成相应的聚焦光束;和光阑系统,其包括孔径系统,每个所述孔径系统将相应的一个所述聚焦光束限定到所述捕获平面中的相应的照射区域,其中,每个所述孔径系统由具有入射孔径和出射孔径的空腔限定,所述出射孔径的尺寸大于所述入射孔径的尺寸,所述出射孔径和所述入射孔径的形状是多边形,所述出射孔径相对于所述入射孔径构造成:由所述出射孔径和所述入射孔径限定的所述空腔使得由相邻的所述孔径系统限定的照射区域彼此不重叠。 An image forming apparatus, comprising: an optical sensor comprising a photocell, the photocell has in each capture plane corresponding photocell effective area; lens system including the lens, each of said lens operable from scene light focused to the respective sub-regions corresponding to the focused beam; and a diaphragm system, which system includes aperture, each said aperture system corresponding to one of said focused light beam defines a plane in the irradiation area of the respective capture, wherein each of said aperture system having an entrance aperture and the exit aperture defining a cavity, the exit aperture size is larger than the size of the entrance aperture, said exit aperture and entrance aperture of the polygonal shape, the exit aperture with respect to the entrance aperture configured: from the exit aperture and the cavity so that the entrance aperture defined by adjacent aperture system as defined in the irradiated regions do not overlap each other.
  2. 2. 根据权利要求1所述的设备,其中,每个所述镜头沿着相应的光学轴线与相应的一个所述孔径系统对准。 2. The apparatus according to claim 1, wherein each of said lens along an optical axis of a corresponding one of said respective aligned aperture system.
  3. 3. 根据权利要求2所述的设备,其中,每个所述照射区域以相应的一个所述光学轴线为中心。 3. The apparatus according to claim 2, wherein each of said irradiation region in a corresponding one of the optical axis as a center.
  4. 4. 根据权利要求1所述的设备,其中,所述镜头系统包括前侧和后侧,所述前侧包括对应于各个所述镜头的弯曲表面的阵列,所述后侧包括与所述光阑系统相邻的平面表面。 4. The apparatus according to claim 1, wherein said lens system includes a front side and a back side, the front side comprises corresponding to each of the curved surface of the lens array, with the rear side of the light comprising Lanna system adjacent planar surface.
  5. 5. 根据权利要求1所述的设备,其中,所述照射区域分别包括互不重叠的组,所述组包括一个或者更多个所述光电池有效区域。 5. The apparatus of claim 1, wherein said irradiation region respectively comprise non-overlapping groups, said groups including one or more of the effective area of the photovoltaic cell.
  6. 6. 根据权利要求1所述的设备,其中,所述光阑系统将所述聚焦光束限定到所述捕获平面中的相应的、非重叠的照射区域。 6. The apparatus of claim 1, wherein said aperture of said focused light beam system defining a plane corresponding to the non-overlapping region of the irradiation capture.
  7. 7. 根据权利要求1所述的设备,其中,所述光阑系统结合在所述镜头系统和所述光学传感器之间的光阑结构中。 7. The apparatus according to claim 1, wherein said aperture diaphragm system incorporated in the structure of the lens system and the optical sensor between.
  8. 8. 根据权利要求7所述的设备,其中,所述光阑结构包括对规定波长范围内的光不透明的衬底,并且所述衬底包括所述空腔。 8. The apparatus according to claim 7, wherein said stop structure comprises a light opaque substrate of a predetermined wavelength range, and the substrate includes the cavities.
  9. 9. 根据权利要求8所述的设备,其中,每个所述入射孔径让相应的所述聚焦光束的至少一部分通过,每个所述出射孔径在所述捕获平面中限定了所述相应的照射区域和相应阴影区域之间的边界,所述阴影区域没有来自相应的所述聚焦光束中通过部分的任何光。 9. The apparatus of claim 8, wherein each of the entrance aperture of the focused beam so that the corresponding through at least a portion of each of said exit aperture defining the respective irradiation at the capture plane border area and the corresponding shaded area between the shaded area did not come from the corresponding said focusing beam through any optical parts.
  10. 10. 根据权利要求8所述的设备,其中,每个所述空腔具有截头棱锥形侧壁。 10. The apparatus according to claim 8, wherein each of said cavities having a truncated pyramid-shaped side walls.
  11. 11. 根据权利要求1所述的设备,其中,所述入射孔径在所述镜头系统的景物侧,所述出射孔径在所述镜头系统和所述光学传感器之间。 11. The apparatus according to claim 1, wherein the entrance aperture of the lens system in the side scene, the exit aperture between the lens system and the optical sensor.
  12. 12. 根据权利要求1所述的设备,其中,每个所述入射孔径让相应的所述聚焦光束的至少一部分通过,每个所述出射孔径对相应的所述聚焦光束的通过部分中指向所述捕获平面中相应的所述照射区域之外的区域的光进行阻挡。 12. The apparatus of claim 1, wherein each of the entrance aperture of the focused beam so that the corresponding through at least a portion of each of the exit aperture of the focused beam on the corresponding portion of the point by the said capture light plane outside the region corresponding to the irradiated area were blocked.
  13. 13. 根据权利要求12所述的设备,其中,每个所述入射孔径是矩形,并且每个所述出射孔径是矩形。 13. The apparatus according to claim 12, wherein each of said entrance aperture is rectangular, and each of said exit aperture is rectangular.
  14. 14. 根据权利要求1所述的设备,其中,每个所述镜头具有相应的前焦面和与所述捕获平面重合的相应的后焦面,其中,每个前焦面和所述捕获平面之间的距离小于5毫米。 14. The apparatus of claim 1, wherein each of said lens having a front focal plane and a corresponding capture plane coincident with the back focal plane of the corresponding, wherein each of the front focal plane and the capture plane It is less than the distance between the 5 mm.
  15. 15. 根据权利要求1所述的设备,其中,所述光学传感器、所述镜头系统和所述光阑系统集成为一体式结构。 15. The apparatus according to claim 1, wherein said optical sensor, the aperture of the lens system and system integration structure.
  16. 16. 根据权利要求1所述的设备,其中,所述光学传感器可操作以根据由所述镜头聚焦到所述照射区域的光产生光学数据,并且还包括处理系统,所述处理系统可操作以根据所述光学数据产生运动测量值,所述运动测量值表示相对于所述景物的运动。 16. The apparatus according to claim 1, wherein the optical sensor is operable in accordance with the light focused by the lens to the irradiation region to generate optical data, and further includes a processing system, the processing system is operable to generating motion measurement based on the optical data, the motion measurement indicates movement relative to the scene.
  17. 17. 根据权利要求16所述的设备,其中,所述光学传感器可操作以捕获由所述子区的、在所述照射区域中被聚焦到所述光电池有效区域的图像组成的连续图像,并且所述处理系统根据所捕获的图像中多个图像的比较产生运动测量值。 17. The apparatus according to claim 16, wherein the optical sensor is operable to capture by the sub-regions in the irradiation region is focused onto the image of the effective area of the photovoltaic cell consisting of a continuous image, and The processing system measurements comparing the captured image to produce a plurality of images according to the motion.
  18. 18. 根据权利要求1所述的设备,其中,所述镜头系统和所述光阑系统将来自所述景物的光形成为所述聚焦光束的平行阵列,每个所述镜头在空间上与相应的所述孔径系统对准以限定相应的成像光通道,并且来自所述景物的各个所述子区的光通过相应的所述成像光通道以在所述捕获平面中相应的所述照射区域中形成相应子区的相应图像。 18. The optical apparatus of claim 1, wherein said lens system and said aperture system is formed from the scene to the focused beam of parallel array, each of said spatially corresponding lens Alignment of the aperture to define the respective imaging optical channels, and each sub-region of the light from the scene through the imaging light corresponding to the respective channels in the capture plane in the irradiation region the formation of the corresponding image corresponding sub-region.
  19. 19. 根据权利要求18所述的设备,其中,每个所述孔径系统包括相应的孔径光阑,所述孔径光阑与相应地在空间上对准的视场光阑成对,在相应的所述成像光通道中,每对所述孔径光阑和所述视场光阑确定相应的光线束的相应锥角,所述光线束来自相应的所述子区。 19. The apparatus of claim 18, wherein each of said corresponding aperture system comprises an aperture stop, the aperture stop and correspondingly spatially aligned pairs field stop, in the corresponding the imaging optical channel, each of said aperture stop and the field diaphragm to determine the appropriate corresponding cone angle of light beams, the light beams from the respective sub-regions.
  20. 20. 根据权利要求l所述的设备,其中,所述聚焦光束具有的光学轴线彼此不同并平行。 20. The apparatus of claim l, wherein said focused light beam having an optical axis different from each other and parallel.
  21. 21. 根据权利要求1所述的设备,其中,所述镜头布置成平面阵列。 21. The apparatus of claim 1, wherein said lens is arranged in a planar array.
  22. 22. —种用于成像的系统,包括:用于将来自景物的各个子区的光聚焦成相应的聚焦光束的装置;用于将所述聚焦光束中的各个光束限定到捕获平面中相应的、非重叠的照射区域的装置,该装置包括多个孔径系统,每个所述孔径系统由具有入射孔径和出射孔径的空腔限定,所述出射孔径的尺寸大于所述入射孔径的尺寸,所述出射孔径和所述入射孔径的形状是多边形;用于根据对所述照射区域进行照射的所述聚焦光束的光产生光学数据的装置;禾口用于根据所述光学数据产生运动测量值的装置,所述运动测量值表示相对于所述景物的运动。 22. - Species for imaging system, comprising: a light from a scene for each sub-region to the corresponding focusing means for focusing a light beam; means for focusing the light beam in each beam defining a plane corresponding to the capture , non-overlapping region of the irradiation apparatus system comprising a plurality of apertures, each said aperture system having an entrance aperture and the exit aperture defining the cavity, said exit aperture is larger than the size of the entrance aperture size, the said exit aperture and entrance aperture of the shape of the polygon; according to the irradiated region of the focused beam irradiation means light generating optical data; Hekou for generating motion measurement based on the optical data values means the movement measurement indicates movement relative to the scene.
  23. 23. —种用于成像的方法,包括:将来自景物的各个子区的光聚焦成相应的聚焦光束;将所述聚焦光束中的各个聚焦光束限定到捕获平面中相应的、非重叠的照射区域,所述限定由多个孔径系统实现,每个所述孔径系统由具有入射孔径和出射孔径的空腔限定,所述出射孔径的尺寸大于所述入射孔径的尺寸,所述出射孔径和所述入射孔径的形状是多边形;根据对所述照射区域进行照射的所述聚焦光束的光产生光学数据;禾口根据所述光学数据产生运动测量值,所述运动测量值表示相对于所述景物的运动。 23. - Species for imaging, comprising: the light from the scene into focus for each sub-region corresponding to the focused beam; said focused light beam in each of the focused beam defining a plane corresponding to the captured irradiated non-overlapping region, defined by the system to achieve a plurality of apertures, each said aperture system having an entrance aperture and the exit aperture defining a cavity, the exit aperture size is larger than the size of the entrance aperture, the exit aperture and the the shape of said entrance aperture of a polygon; according to the irradiation area of the irradiating focused light beam to produce an optical data; Hekou in motion measurement based on the optical data, the motion measured value representation with respect to the scene movement.
  24. 24. 根据权利要求23所述的方法,其中,对聚焦光束进行的所述限定包括让相应的所述聚焦光束的至少一部分通过,并且对所述相应的聚焦光束的通过部分中指向所述捕获平面中相应的所述照射区域之外的区域的光进行阻挡。 24. The method of claim 23, wherein said focusing beam is defined so that the corresponding comprise at least a portion of said focused light beam through, and on the corresponding portion of the focused beam directed by the capture plane area corresponding to the light irradiation region than were blocked.
  25. 25. 根据权利要求23所述的方法,其中,所述产生光学数据的步骤包括捕获由所述子区的、被聚焦到所述照射区域的图像组成的连续图像,并且所述产生运动测量值的步骤包括根据所捕获的图像中多个图像的比较产生运动测量值。 Step 25. The method of claim 23, wherein said generating optical data comprises successive images captured by the sub-region, is focused onto the image of the illuminated region of the composition, and the measured value generating motion It comprises measuring the value of the motion of the captured image to produce a plurality of images based on comparison.
  26. 26. —种用于成像的设备,包括:光学传感器,其包括光电池,每个所述光电池在捕获平面中有相应的光电池有效区域;镜头系统,其包括镜头,每个所述镜头可操作以将来自景物的各个不同子区的光聚焦成多个聚焦光束中相应的聚焦光束,所述多个聚焦光束具有的光学轴线彼此不同并平行; 和光阑系统,其包括孔径系统,每个所述孔径系统将所述聚焦光束中相应的聚焦光束限定到所述捕获平面中的各个不同照射区域,其中,每个所述聚焦光束在相应的所述照射区域中形成相应的图像,其中,每个所述孔径系统由具有入射孔径和出射孔径的空腔限定,所述出射孔径的尺寸大于所述入射孔径的尺寸,所述出射孔径和所述入射孔径的形状是多边形,所述出射孔径相对于所述入射孔径构造成:由所述出射孔径和所述入射孔径限定的所述空腔使得相邻的所述孔径系统的照射区域彼此不重叠。 26. - Species for imaging apparatus, comprising: an optical sensor comprising a photocell, the photocell each corresponding effective area of the photovoltaic cell in the capture plane; lens system including the lens, each of the lens is operable to The light from the scene of the various sub-regions of the focused beam focused into a corresponding plurality of focused beams, the plurality of focused beams having optical axes parallel to each other and different; and a diaphragm system, which system includes aperture, each of said The aperture of the focused beam system corresponding to the focused beam in the plane defining the various regions of the illumination captured, wherein each of said corresponding image focused beams are formed in the respective said irradiation region, wherein each The aperture system having an entrance aperture and the exit aperture defining a cavity, said exit aperture is larger than the size of the entrance aperture size of the exit aperture and the entrance aperture of a polygonal shape, with respect to said exit aperture The entrance aperture configured by: the exit aperture and entrance aperture defining said cavity such that said irradiation region adjacent the aperture system do not overlap each other.
  27. 27. 根据权利要求26所述的设备,其中,每个所述孔径系统包括相应的孔径光阑,所述孔径光阑与相应地在空间上对准的视场光阑成对,在相应的所述聚焦光束中,每对所述孔径光阑和所述视场光阑确定相应的光线束的相应锥角,所述光线束来自相应的所述子区。 27. The apparatus of claim 26, wherein each of said corresponding aperture system comprises an aperture stop, the aperture stop and correspondingly spatially aligned pairs field stop, in the corresponding The focused beam, each pair of the aperture stop and the field diaphragm to determine the appropriate corresponding cone angle of the light beam, the light beam from the respective sub-regions.
Description  translated from Chinese

具有串扰禁止光阑结构的镜头阵列成像 Crosstalk is prohibited diaphragm structure having a lens array imaging

技术领域 Technical Field

[0001] 本发明涉及具有串扰禁止(cross-talk inhibiting)光阑结构的镜头阵列成像。 [0001] The present invention relates to an imaging lens array having crosstalk ban (cross-talk inhibiting) diaphragm structure. 背景技术 Background

[0002] 成像装置包括在各种装置中,这些装置包括数字静态图像照相机、数字视频摄像机、针对桌上型计算机和移动计算机设计的照相机(通常称为"pc摄像头")、输入装置(例如,计算机鼠标中的光学导航传感器)、手持电子装置(例如,移动电话)和其它嵌入式环境。 [0002] In the image forming apparatus includes various devices, these devices include a digital still image camera, digital video camera, for a desktop computer and a mobile camera computer design (commonly referred to as "pc cameras"), an input device (e.g., a computer mouse optical navigation sensor), hand-held electronic devices (such as mobile phones) and other embedded environments. 随着逐渐趋于减小装置的尺寸和将多个功能组合到单个装置中,人们一直在努力减小用于实施每个装置功能(包括成像功能)所需的空间。 With becoming more size reduction apparatus and a single device to combine multiple functions into, people have been trying to reduce the space required for the implementation of each of the devices functions (including imaging).

[0003] 大多数成像装置需要体积较大的元件,这些元件不能够容纳在大多数紧凑装置环境中。 [0003] Most of the image forming apparatus requires bulky components, these components can not be accommodated in the most compact device environments. 例如,光学导航传感器通常设计成跟踪导航表面的高质量图像区域中的特征,该区域 For example, optical navigation sensors typically designed to track navigation surface quality feature image region, the region

在一平方毫米数量级并通过放大倍率在2 : i至i : 2范围中的成像光学装置捕获。 1 mm2 in magnitude by magnification at 2: i to i: 2 range imaging optical means captured. 在通 In the pass

常的光学导航传感器设计中,成像光学装置由单个塑料模制镜头组成,图像传感器由间距 Normal optical navigation sensor design, the imaging optical device consisting of a single molded plastic lens, an image sensor by a pitch

为50微米(iim)的20X20光电池阵列组成。 50 microns (iim) the 20X20 array of photovoltaic cells. 具有这些成像元件并且能够满足这些工作规格的光学导航传感器模组通常要求图像传感器和导航表面之间的间距大于十毫米(mm)。 These imaging element and having to meet these specifications work optical navigation sensor module typically require spacing between the image sensor and the navigation surface is greater than ten millimeters (mm). [0004] 传统的光学导航传感器设计中固有的尺寸限制在诸如桌上型计算机鼠标的应用环境中不是显著的问题。 [0004] The conventional optical navigation sensor size limitations inherent in the design, such as a desktop computer mouse application environment is not a significant problem. 然而,这些尺寸限制会使光学导航传感器技术难以结合到紧凑应用环境中(诸如手持电子装置(例如,移动电话)和其它嵌入式环境)。 However, these size limitations optical navigation sensor technology makes it difficult to combine a compact application environment (such as a handheld electronic device (e.g., mobile phones), and other embedded environments). 因而需要一种能够满足紧凑成像应用环境的显著尺寸限制的成像系统和方法。 Therefore a need for an imaging system and method to meet the significant size compact imaging application environment limitation.

发明内容 DISCLOSURE

[0005] 在一个方面,本发明的特征在于一种设备,其包括光学传感器、镜头系统和光阑系统。 [0005] In one aspect, the present invention is an apparatus which includes an optical sensor, lens system and aperture system. 光学传感器包括光电池,光电池的每个在捕获平面中具有相应的光电池有效区域。 The optical sensor includes a photocell, the photocell photocells each having respective effective area in the capture plane. 镜头系统包括镜头,每个镜头可操作以将来自景物的各个子区的光聚焦成相应聚焦光束。 Lens system includes a lens, each lens is operable to light from the scene of various sub-regions of focus to the corresponding focused beam. 光阑系统包括孔径系统,孔径系统的每个将聚焦光束中相应的一个限定到捕获平面中的相应照射区域。 System comprising an aperture diaphragm system, each aperture system to focus the beam in a respective one of the capture plane defined corresponding to the irradiation area.

[0006] 在一个方面,本发明特征在于一种方法,根据该方法,来自景物的各个子区的光聚焦成相应的聚焦光束。 [0006] In one aspect, the invention features a method, according to this method, light from the scene into the respective sub-regions corresponding focus focused beam. 聚焦光束中相应光束被限制到捕获平面中相应非重叠照射区域。 Base beam focused beam is limited to the capture plane corresponding non-overlapping irradiated area. 根据对照射区域进行照射的聚焦光束的光产生光学数据。 The light to produce an optical data irradiation region of the focused beam is irradiated. 根据光学数据产生运动测量值,运动测量值表示相对于景物的运动。 Generating motion measurement based on optical data, motion measurement indicates movement relative to the scene.

[0007] 根据以下包括附图和权利要求的描述,本发明的其它特征和优点将变得明显。 [0007] includes the following description of the drawings and the claims, other features and advantages of the invention will become apparent. 附图说明 Brief Description

[0008] 图1是包括光学传感器、镜头系统和光阑系统的成像设备的实施例的示意图。 [0008] FIG. 1 is a diagram of an embodiment of an optical sensor, lens system and aperture system of the image forming apparatus. [0009] 图2是成像方法的实施例的流程图。 [0009] FIG. 2 is a flowchart of an embodiment of the imaging method.

[0010] 图3是包括光阑结构的图1所示的成像设备的实施例的示意图。 [0010] FIG. 3 is a schematic view of an embodiment of the image forming apparatus shown in Fig diaphragm structure. [0011] 图4A是图3所示的光阑结构的实施例的示意仰视图。 [0011] FIG. 4A is a schematic of an embodiment of the diaphragm structure shown in Fig. 3 bottom view.

[0012] 图4B是图3所示的光阑结构的实施例的示意俯视图。 [0012] FIG. 4B is a schematic top plan view of an embodiment of the diaphragm structure shown in FIG.

[0013] 图5是图3所示的成像设备的集成实施例的横截面视图。 [0013] FIG. 5 is a diagram of the image forming apparatus shown in Figure 3 a cross-sectional view of an integrated embodiment.

[0014] 图6是在图3所示的光学传感器的光电池上重叠的两个照射区域的示意俯视图。 [0014] FIG. 6 is a schematic photocell optical pickup shown in Figure 3 of the two overlapping irradiated areas of the top view of FIG.

[0015] 图7是集成成像设备的实施例的横截面视图。 [0015] FIG. 7 is a cross-sectional view of an embodiment of an integrated image forming apparatus.

[0016] 图8是成像设备的实施例的示意图。 [0016] FIG. 8 is a schematic view of an embodiment of the image forming apparatus.

[0017] 图9是结合在光学导航设备中的图1的成像设备的实施例的框图。 [0017] FIG. 9 is a block diagram of an embodiment of the optical navigation device incorporated in the image forming apparatus 1 of FIG.

[0018] 图10是结合在光学输入设备中的图1的成像设备的实施例的框图。 [0018] FIG. 10 is a block diagram of an embodiment of an optical input device incorporated in the image forming apparatus 1 of FIG.

具体实施方式 DETAILED DESCRIPTION

[0019] 在下面的描述中,类似的参考标号用来表示类似的元件。 [0019] In the following description, like reference numerals are used to denote like elements. 而且,附图意在以示意图的方式图示示例性实施例的主要特征。 Moreover, the drawings are intended in a schematic way the main features of the illustrated exemplary embodiment. 附图不一定描述了实际实施例的每个特征,也不一定描述了所描述元件的相对尺寸,附图也不一定是按比例绘制。 The drawings are not necessarily describe every feature of actual embodiments nor necessarily describe the relative dimensions of the depicted elements, the drawings are not necessarily drawn to scale. [0020] I.概要[0021] A.介绍 [0020] I. SUMMARY [0021] A. Introduction

[0022] 图1示出了成像设备10的一种实施例,成像设备10包括镜头系统12、光阑系统14和光学传感器16。 [0022] FIG. 1 shows an image forming apparatus 10 of the embodiment, the image forming apparatus 10 includes a lens system 12, a diaphragm 14 and an optical sensor system 16. 镜头系统12包括镜头阵列17、18、20、22。 Lens system 12 includes a lens array 17,18,20,22. 光学传感器16包括光电池阵列,每个光电池在捕获平面24中具有相应的光电池有效区域。 The optical sensor 16 includes an array of photovoltaic cells, each photovoltaic cell has a respective photovoltaic cell 24 captured in the effective area flat. 光阑系统14包括孔径系统26 、28 、30 、32的阵列。 System 14 includes a diaphragm 26, 28, the array aperture system 30, 32.

[0023] 图2示出了由成像设备10实施的成像方法的实施例。 [0023] Figure 2 illustrates an embodiment of the image forming apparatus 10 by the image forming method of the embodiment. 根据此方法,镜头17-22的每个将来自景物42各个子区34、36、38、40的光聚焦成相应聚焦光束44、46、48、50 (图2,方框52)。 According to this method, the lens 17-22 from the scene 42 each respective sub-regions 34,36,38,40 of the focused beam of light focused into the corresponding 44,46,48,50 (FIG. 2, block 52). 孔径系统26-32的每个将聚焦光束44-50中相应一个限定到捕获平面24中相应的照射区域(图2,方框54)。 Each aperture system 26-32 44-50 focuses the beam in the capture plane 24 in a corresponding one of the respective shot areas (Fig. 2, block 54) to define. 光学传感器16的光电池根据对照射区域进行照射的聚焦光束44-50的光产生光学数据56 (图2,方框58)。 Optical sensor according photocell 16 is irradiated on the irradiation area of the focused beam of light to produce an optical data 44-50 56 (FIG. 2, block 58).

[0024] 成像设备IO可以用比较小的便宜部件来实施,这使之很适合于结合到可以有利地使用关于景物子区图像信息的任何类型装置中,包括运动感测应用,诸如图像去模糊、运动稳定化和产生图形用户接口控制信号。 [0024] IO image forming apparatus can be relatively small inexpensive components to implement, which makes it very suitable for use can be advantageously incorporated into any type of means scene image information on the sub-region, including motion sensing applications, such as image deblurring motion stabilization and generate a graphical user interface control signal. 在一些实施例中,成像设备10结合在移动装置中,诸如蜂窝电话机、无绳电话机、便携式存储装置(例如,智能卡)、个人数字助理(PDA)、 固态数字音频播放器、CD播放器、MCD播放器、静态图像照相机、视频摄像机、pc摄像头、游戏控制器、寻呼机、膝上型计算机和其它嵌入式环境。 In some embodiments, the imaging device 10 incorporated in the mobile devices, such as cellular telephones, cordless telephones, portable storage device (e.g., a smart card), a personal digital assistant (PDA), a solid state digital audio player, CD player, MCD player, a still image camera, a video camera, pc camera, game controllers, pagers, laptop computers and other embedded environments. [0025] B.镜头系统的一般特征 [0025] B. General characteristics of the lens system

[0026] 大体上,镜头系统12将来自景物42的至少两个子区的光聚焦到与光学传感器16 的捕获平面24重合的焦平面。 The light is focused at least [0026] In general, the lens system 12 from the scene of the two sub-regions 42 and the optical sensor 16 to capture plane 24 coincides with the focal plane. 每个子区对应于景物42的不同部分。 Each sub-region 42 corresponds to a different portion of the scene. 在通常的实施例中, 镜头系统12包括镜头的平面阵列,每个镜头将来自这些子区中相应子区的光聚焦到捕获平面24中相应的组,所述组包括一个或多个光电池有效区域。 In a typical embodiment, the lens system 12 includes a planar array of lenses, each lens from these sub-regions of the light focusing region corresponding to the sub-capturing plane 24 of the corresponding group, said group comprising one or more photovoltaic cells effectively area. 镜头系统12还可以包括附加光学器件,诸如附加镜头和滤光器。 Lens system 12 may also include additional optical devices, such as additional lenses and filters. [0027] C.光阑系统的一般特征 [0027] The general characteristics of C. diaphragm system

[0028] 光阑系统14的孔径系统26-32控制聚焦光束44_50中对捕获平面24中的照射区域进行照射的部分。 [0028] The system aperture diaphragm system 14 44_50 26-32 control of the focused beam in the plane 24 to capture the irradiation region irradiated part. 通常,每个孔径系统26-32包括相应的入射孔径60和相应的出射孔径62。 Typically, each aperture system 26-32 includes a respective entrance apertures 60 and the corresponding exit aperture 62.

[0029] 入射孔径60的每个让来自子区34-40中相应子区的光至少一部分通过。 Each [0029] entrance aperture 60 so that light from the sub-region 34-40 in the corresponding sub-region through at least a portion. 在图示的实施例中,入射孔径60位于镜头系统12的后面(即其光学传感器那侧)。 In the illustrated embodiment, the entrance aperture 60 located behind the lens system 12 (i.e., the side of the optical sensor). 在此实施例中,每个入射孔径60让聚焦光束44-50的相应光束的至少一部分通过。 In this embodiment, each of the projection aperture 60 so that the focused beam corresponding to at least a portion of the beam through 44-50. 在其它实施例中, 入射孔径60位于镜头系统12的前面(即,物体那侧)。 In other embodiments, the entrance aperture 60 is located in front of (i.e., that the object side) of the lens system 12.

[0030] 出射孔径62的每个限定了捕获平面24中相应照射区域和相应阴影区域之间的边界,阴影区域没有来自相应聚焦光束44-50的所通过部分的任何光。 [0030] emitting aperture 62 of each defining a respective capture border irradiation region and the corresponding shaded area between the plane 24, the shaded area is not focused beam from the corresponding 44-50 through which any light portion. 在通常实施例中,出射孔径62构造成防止照射区域在光电池有效区域中的任何一个区域上发生重叠。 In a typical embodiment, the exit aperture 62 is configured to prevent the irradiation area overlap region in any one of the effective area of the photovoltaic cell. 此特征能够提高由光学传感器16产生的光学数据56的图像对比度。 This feature can improve the optical data 16 generated by the optical sensor 56 of the image contrast. 例如,在一些实施例中,与镜头17-22的视场对应的子区34-40的区域有重叠(例如,参见图1)。 For example, in some embodiments, the lens field area of the corresponding sub-region 17-22 34-40 overlap (e.g., see FIG. 1). 在这些实施例中,孔径系统26-32禁止聚焦光束44-50中来自子区34-40的重叠区域的部分之间的串扰。 In these embodiments, the focused beam prohibiting aperture system 26-32 44-50 crosstalk from the overlapping area between the parts of the sub-regions 34-40. 这样,这些实施例避免了图像对比度降低,否则,镜头17-22的重叠视场成像可能造成图像对比度的降低。 Thus, these embodiments reduce the image contrast is avoided, otherwise, the imaging lenses 17-22 overlapping fields may cause a decrease in image contrast.

[0031] D.光学传感器的一般特征 [0031] The general characteristics of the optical sensor D.

[0032] 光学传感器16可以是能够捕获来自子区光的连续图像的任何类型的成像装置, 其中子区光由镜头系统12聚焦到捕获平面24上。 [0032] The optical sensor 16 may be able to capture an image of any type of continuous light from the sub-regions of the image forming apparatus, wherein the sub-region light focused by the lens system 12 to capture the plane 24. 光学传感器16可以使用任何类型图像传感器技术来实施,这些技术包括电荷耦合器件(CCD)图像传感器技术或者互补金属氧化物半导体(CMOS)图像传感器技术。 The optical sensor 16 may be any type of image sensor technology used to implement these techniques include a charge coupled device (CCD) image sensor technology, or complementary metal oxide semiconductor (CMOS) image sensor technology. 光学传感器16还可以包括附加元件,诸如静态图像处理流水线或者视频处理流水线,这些元件对所捕获的图像数据进行一种或者多种前端操作(例如,向下采样(down sampling)、彩色插值(demosacing)和色彩校正)。 The optical sensor 16 may also include additional elements, such as a still image or video processing pipeline processing pipeline, these elements of the captured image data of one or more front-end operations (e.g., down sample (down sampling), color interpolation (demosacing ) and color correction). [0033] 在一些实施例中,光学传感器16的光电池分成由一个或者更多个光电池构成的组,其中每个光电池组捕获在捕获平面24中的照射区域中相应一个区域的子区图像。 [0033] In some embodiments, the optical sensor photocell 16 is divided into groups of one or more photovoltaic cells configured, wherein each respective one of the light capturing region of the battery pack in the capture plane 24 in the illumination area sub-area of the picture. 在一些实施例中,在其像素值读取过程中以电子方式划分光电池组。 In some embodiments, in which the pixel value reading process electronically divided light battery pack. 在其它实施例中,将光电池组在空间上划分成离散区域,这些离散区域分布在公共的衬底(例如,硅芯片或者印刷电路板)上与照射区域一致的位置处。 In other embodiments, the light battery pack spatially divided into discrete regions, the regional distribution of these discrete locations on a common substrate (such as silicon chip or printed circuit board) consistent with the irradiated region.

[0034] 由光学传感器16捕获的每个图像由光电池组在同期捕获的相应子区图像组形成。 [0034] Each image captured by the optical sensor 16 is formed from the corresponding sub-region picture group photocells group captured in the same period. 此处所使用的术语"同期"意思是在光学传感器16的相同帧时段(或者读取周期)过程中捕获组元子区图像。 As used herein, the term "year" means a group Motoko area image capture optical sensor 16 of the same frame period (or read cycle) process. 可以同时捕获同期的子区图像,或者可以在相同的帧时段中相继捕获它们。 It can capture images at the same time over the same period of the sub-region, or they may have been caught in the same frame period. 同期子区图像可以从光学传感器16串行地或者并行地输出。 The sub-region over the same period or in parallel image can be output from the optical sensor 16 in series. 光学传感器16通常以足够快的速率(例如每秒1500图像或者帧,或者更大)捕获同期子区图像的每个组, 所述速率足以使景物42的相继图像重叠。 The optical sensor 16 is usually sufficiently fast rate (e.g. 1500 images or frames per second, or more) sub-regions of the image capture year for each group, said rate sufficient to successive scene images 42 overlap. [0035] II.示例性成像设备实施例[0036] A.第一示例性成像设备实施例 [0035] II. Example [0036] A. a first exemplary embodiment of the image forming apparatus of the exemplary image forming apparatus

[0037] 图3示出了成像设备10的示例性实施例70,该实施例包括镜头系统12的示例性实施例72、光阑系统14的示例性实施例74和光学传感器16的示例性实施例76。 [0037] Figure 3 illustrates an exemplary image forming apparatus 10 of Example 70, this embodiment includes an exemplary embodiment 72 of the lens system 12, an exemplary embodiment of an exemplary embodiment of the system 14 of the diaphragm 74 and the optical sensor 16 Example 76. [0038] 镜头系统72包括光学元件78、80、82、84的平面阵列。 [0038] lens system 72 includes a planar array of optical elements 78,80,82,84 of. 通常,光学元件78_84可以是能够将光聚焦到焦平面的捕获区域上的任何类型的光学元件。 Typically, the optical element can be capable 78_84 focus light to capture any type region on the focal plane of the optical element. 示例性类型的光学元件包括复制环氧树脂镜头和衍射光学元件(DOE),诸如计算机产生的全息图(GGH)和光栅。 Exemplary types of optical lens elements including an epoxy resin and a copy diffractive optical element (DOE), such as a computer-generated hologram (GGH) and raster. 光学元件78-84的每个具有相应的光学轴线86、88、90、92。 86,88,90,92 each respective optical axis of an optical element 78-84. 在图示实施例中,镜头系统72包括 In the illustrated embodiment, the lens system 72 comprising

7前侧和后侧。 7 front and rear sides. 镜头系统72的前侧包括对应于光学元件78-84中相应元件的弯曲表面的阵列。 The front side of the lens system 72 includes an array of optical elements 78-84 in the curved surface corresponding to the respective elements. 镜头系统72的后侧具有朝着光阑系统74的平面表面。 The rear side of the lens system 72 has a flat surface toward the diaphragm system 74.

[0039] 在一些示例性实施中,镜头系统78-84的每个具有相应的前焦面和相应的与捕获平面24重合的后焦面,其中,每个前焦面和捕获平面之间的距离小于5毫米。 [0039] In some exemplary embodiments, the lens system each having respective front focal plane and the corresponding plane 24 coincides with the capture of the back focal plane, wherein each of the front focal plane of the surface and capture between 78-84 distance is less than 5 mm. 在这些实施中的一些中,每个前焦面和捕获平面之间的距离约为2毫米。 In some of these embodiments, the distance between the front focal plane of each plane and the capture of about 2 mm.

[0040] 光阑系统74包括对成像设备70的规定工作波长范围内的光(例如,可见光或者红外光)不透明的衬底94。 [0040] diaphragm system 74 includes a substrate to light (for example, visible light or infrared light) opaque regulations within the imaging device 70 operating wavelength range of 94. 衬底94包括限定了相应孔径系统的空腔96、98、100、102的阵列,其中孔径系统与光轴86-92中相应轴线对准。 Array substrate 94 including defining a cavity corresponding aperture system 96,98,100,102, wherein the aperture system corresponding to the optical axis aligned with the axis 86-92. 空腔96-102中的每个包括相应的用作孔径光阑的入射孔径104和相应的用作视场光阑的出射孔径106。 96-102 Each cavity includes a respective entrance aperture as the aperture stop 104 and corresponding field of view as the exit aperture stop 106.

[0041] 在图3、图4A和图4B所示的实施例中,入射孔径104的每个具有方形形状,出射孔径106的每个具有相应方形形状,空腔96-102的每个具有截头棱锥形侧壁。 [0041] In 3, the embodiment shown in FIG. 4A and FIG 4B, each of the exit aperture has a corresponding square shape of each cavity has a square shape each 96-102, 106 of the entrance aperture 104 having a truncated pyramid-shaped sidewalls. 通常,入射和出射孔径104、106可以是任何规则或者不规则闭合平面图形形状,包括多边形形状(例如, 矩形、正方形、五边形、六边形等)、椭圆形状(例如,椭圆形、圆形和卵形)和任意形状。 Typically, the incident and exit aperture 104, 106 may be any regular or irregular shape of a closed plane figure, including a polygonal shape (e.g., rectangular, square, pentagonal, hexagonal, etc.), elliptical shape (e.g., oval, round shaped and oval) and any shape. 每个入射孔径104和其关联的出射孔径106通常具有相同的形状;但是其各自的尺寸可以相同或者不同。 Each entrance aperture 104 and its associated exit aperture 106 generally has the same shape; but the respective dimensions may be the same or different. 在图示的实施例中,入射孔径104的每个小于关联的出射孔径106。 In the embodiment illustrated, each smaller than the entrance aperture 104 associated with the exit aperture 106. [0042] 如图3和图5所示,入射孔径104的每个让由光学元件78-84聚焦的光束中相应一个光束的至少一部分通过。 [0042] FIG. 3 and FIG. 5, each of the entrance aperture 104 so that the respective optical elements 78-84 by the focused beam in a beam through at least a portion. 出射孔径106的每个限定了光学传感器76的捕获平面24中的相应照射区域和相应阴影区域之间的边界108、110、112、114,所述阴影区域没有来自任何相应聚焦光束的通过部分的任何光。 Exit aperture 106 each defining an optical sensor 76 captured in the boundary plane 24 corresponding irradiation region and the corresponding shaded area between the 112, 114, the shaded area did not come from any corresponding portion of the focused beam through Any light. 如图5示意性所示,在此过程中,入射孔径104和其相应出射孔径的每个确定了被允许照射捕获平面132中的相应照射区域的子区光的射线束的锥角。 As shown schematically in FIG. 5, in this process, the entrance aperture 104 and exit aperture corresponding to each identified sub-region were allowed to capture the irradiation plane 132 corresponding to the irradiation area of the light beam cone angle.

[0043] 光学传感器76包括在捕获平面132中具有相应有效区域124、 126、 128、 130的光电池116、 118、 120、 122阵列。 [0043] The optical sensor 76 includes 124, 126, 128, 130 of the photovoltaic cell 116, 118, 120, 122 in the array has an effective area corresponding capture plane 132. 每个有效区域124-130与光轴86-92中的相应一个轴线对准, 其中光轴86-92由镜头系统72的光学元件78-84限定。 Each valid region 124-130 and 86-92 in an optical axis aligned with a respective one axis, wherein the optical axis of the lens system of the optical elements 86-92 72 78-84 defined. 如图5和图6示意性所示,边界108-112中各个边界内的照射区域各自用来自景物子区中相应子区的聚焦光线照射光电池有效区域124-130中的相应一个区域。 Schematically shown in FIG. 5 and FIG. 6, the boundary within the boundary of each irradiation region 108-112 by respective photocells effectively focused light irradiation region corresponding to 124-130 in an area from the scene in the promoter region of the corresponding sub-region. 每个照射区域的尺寸的范围通常从光电池有效区域的尺寸到使光电池有效区域的相邻区域边缘相连的尺寸。 Range size of each illuminated area is usually the size of a photovoltaic cell from the active area of the photovoltaic cell to make the size of the active area is connected to the adjacent edges of the area. 在图5所示的示例性实施例中, 照射区域108略大于有效区域124。 In the exemplary embodiment shown in FIG. 5, the irradiation region 108 is slightly larger than the effective region 124. 如图6箭头134示意性所示,照射有效区域124的照射区域136的尺寸范围可以从有效区域124的尺寸到使有效区域126-130的相邻区域边缘相连的尺寸。 134 schematically shown in Figure 6 the arrow irradiated effective region irradiated regions 124 136 can range in size from the size of the active area 124 is connected to the effective area of the size of the adjacent region of the edge 126-130. 通过以此方式限制照射区域的尺寸,光阑系统74禁止景物的相邻子区之间的串扰,由此避免否则会发生的图像对比度的降低。 Limit irradiation area size in this way, stop system 74 prohibits scene crosstalk between adjacent sub-region, thereby avoiding or reducing the image contrast will occur.

[0044] 在图3所示的实施例中,镜头系统72包括四个光学元件78-84,光阑系统74包括四个空腔96-102,光学传感76包括四个光电池116-122。 [0044] In the embodiment shown in FIG. 3, the lens system 72 includes four optical elements 78-84, diaphragm system 74 includes four cavities 96-102, the optical sensor 76 includes four photocells 116-122. 其它实施例可以包括更多个或者更少个这些相关部件。 Other embodiments may include more or fewer of these related components.

[0045] 图3-图6所示的示例性成像设备实施例还可以包括位于镜头系统72和光学传感器76之间的滤光器。 An exemplary image forming apparatus [0045] Figures 3 to FIG. 6 embodiment may further include a lens system 72 and the filter 76 between the optical sensors. 通常,滤光器可以是选择性地使具有一个或者更多个目标属性的光透射的任何类型的滤光器,包括从色彩滤光器、吸收式滤光器、反射式滤光器、单色滤光器、红外滤光器、紫外滤光器、中性(neutral density)滤光器、长通(long pass)滤光器和短通(short pass)滤光器。 Typically, the filter may be selectively with one or more target properties of light transmission of any type of filter, including from the color filters, absorption filters, reflective filters, a single color filter, IR filter, UV filters, neutral (neutral density) filter, a long pass (long pass) filter and a short-pass (short pass) filter. [0046] 镜头系统72、光阑系统74和光学传感器76可以集成到单片结构中,或者它们可以通过由支撑框架保持在一起或者安装在公共的壳体中的分立部件来实施。 [0046] The lens system 72, a diaphragm 74 and an optical sensor system 76 may be integrated into a monolithic structure, or they may be kept together by a support frame mounted in a common housing or in discrete components to implement. 在图5所示的示例性实施例中,镜头系统72、光阑系统74和光学传感器76由单独的部件形成,这些单独的部件由提供单独部件之间间隔的支撑结构(未示出)保持在一起。 In the exemplary embodiment shown in FIG. 5, the lens system 72, a diaphragm 74 and an optical sensor system 76 is formed by a separate member, which is provided by individual spacer members between the individual members of a support structure (not shown) to maintain together. [0047] B.第二示例性成像设备实施例 [0047] B. The second exemplary embodiment of an imaging apparatus

[0048] 图7是成像设备10的第二示例性实施例140的横截面视图。 [0048] FIG. 7 is a cross-sectional view of a second exemplary embodiment 140 of the image forming apparatus 10. 成像设备140包括镜头系统12的示例性实施例142、光阑系统14的示例性实施例144和光学传感器16的示例性实施例146。 The image forming apparatus 140 includes an exemplary embodiment of the lens system 12 to an exemplary embodiment 142, the aperture system 144 and the exemplary embodiment of the optical sensor 14 16 146. 成像设备140对应于图3所示的成像设备70,只是镜头系统142、光阑系统144和光学传感器146集成为一体式单片结构,并且每个孔径系统148限定了对多个(例如,4X4 = 16)光电池有效区域的各个组152进行照射的相应照射区域150。 The image forming apparatus 140 shown in FIG. 3 corresponds to the image forming apparatus 70, but the lens system 142, the aperture system 144 and the optical sensor 146 integrated into one-piece construction, and each aperture system 148 defines a plurality (e.g., 4X4 152 = 16 for each group) photovoltaic cell effective region irradiated region 150 corresponding to the irradiation. [0049] 在此实施例的一些实施方式中,光学传感器146包括集束成在空间上分开的组152的光电池平面阵列,每组包括两个或者更多个组元光电池。 Some embodiments [0049] In this embodiment, the optical sensor 146 includes a bundle of spatially separate optical group 152 of a planar array of cells, each group comprising two or more component photocells. 每个光电池组的示例性光电池数量是PXQ光电池,其中P和Q各具有二到二十范围中的整数值。 Exemplary light quantity of each light cell battery is PXQ photovoltaic cell, wherein P and Q each having an integer value in the range of two to twenty. 在集束的平面阵列中各个光电池组152与镜头系统142的光学元件154的相应一个光学元件对准。 In the planar array of optical elements each cluster light battery pack 152 and the lens system 142 is aligned with a corresponding one of the optical elements 154. [0050] 如图7示意所示,在操作中,光学元件154的每个构造成将从景物的子区来的入射光156聚焦到相应光电池组152的光电池上。 [0050] shown schematically in FIG. 7, in operation, each optical element 154 is configured as a sub-region from the scene to the incident light 156 is focused onto a corresponding photocell 152 of the battery pack. [0051] C.第三示例性成像设备实施例 [0051] C. third exemplary embodiment of the image forming apparatus

[0052] 图8是对应于图1所示成像设备10的成像设备160的实施例的示意视图,只是光阑系统162包括位于镜头系统12前面(即,在物体侧)的前光阑系统164和位于镜头系统12后面的后光阑系统166。 [0052] FIG. 8 corresponding to the image forming apparatus 10 is a schematic view of an image forming apparatus of the embodiment 160 shown in Figure 1, except that the system 162 includes a diaphragm 12 in front of the lens system (i.e., on the object side) of the front aperture system 164 and in the lens system 166 after 12 behind the diaphragm system. 前光阑系统164包括入射孔径168的阵列,该阵列执行的功能与光阑系统14中的入射孔径60的功能类似。 Front entrance aperture diaphragm system 164 includes an array 168, similar to the function of the 14 entrance aperture 60 of the array of functions performed and diaphragm system. 后光阑系统166包括出射孔径170的阵列, 该阵列执行的功能与光阑系统14中的出射孔径62的功能类似。 After the exit aperture system 166 includes an array of apertures 170, similar to 14 exit aperture 62 functions and functions performed by the array aperture system.

[0053] 在成像设备160的一个示例性实施方式中,镜头系统12包括具有平面前表面和后表面的镜头衬底,其中后表面包括分别对应于镜头17-22的弯曲表面。 [0053] In the image forming apparatus 160 one exemplary embodiment, the lens system 12 includes a lens substrate having a planar front surface and a rear surface, wherein the rear surface comprises a curved surface corresponding to the lens 17-22. 在此实施方式中,镜头衬底的平面前表面(除了入射孔径168的区域)涂上或者镀覆有对成像设备160的规定工作波长范围内的光不透明的材料。 In this embodiment, the front surface of the lens substrate plane (except for the area of the entrance aperture 168) coated or plated with an opaque material to light within the imaging apparatus 160 specified operating wavelength range. 出射孔径170可以限定在由塑料或者金属材料制成的薄板中,这些塑料或者金属材料对规定工作波长范围内的光不透明。 Exit aperture 170 may be defined by a sheet of plastic or metal material, these light opaque plastic or metal material within the operating wavelength range of requirements. 可选地,出射孔径170 可以由涂在或者镀覆在光学衬底上的不透明材料层限定,其中光学衬底对规定工作波长范围内的光透明。 Alternatively, the exit aperture 170 may be defined by a plated or coated on an optical substrate layer of opaque material, wherein the light transparent substrate of the optical predetermined operating wavelength range. 光学衬底可以与光电池对准地安装到光学传感器16。 The optical substrate may be aligned with a photocell mounted to the optical sensor 16. [0054] III.用于成像设备实施例的示例性应用环境 [0054] III. For an image forming apparatus of an exemplary embodiment of the application environment

[0055] 如上所述,此处所述的成像设备实施例可以用比较小和便宜的部件来实施,使得它们非常适合于结合在可以有利地使用关于景物子区的图像信息的任何类型装置中,包括诸如图像去模糊、运动稳定化和产生图形用户接口控制信号的运动感测应用。 [0055] As described above, the image forming apparatus according to an embodiment herein can be relatively small and inexpensive components to implement, making them well suited for combination may be advantageously used in any type of apparatus the image information on the scene in the sub-region including such images to blur, motion stabilization and produce motion sensing application graphical user interface control signals. 在一些实施例中,这些成像设备结合在移动装置中,诸如蜂窝电话、无绳电话机、便携式存储装置(例如,智能卡)、个人数字助理(PDA)、固态数字音频播放器、CD播放器、MCD播放器、静态图像照相机、视频摄像机、pc摄像头、游戏控制器、寻呼机、膝上型计算机和其它嵌入式环境。 In some embodiments, the image forming apparatus incorporated in a mobile device, such as a cellular telephone, a cordless telephone, a portable storage device (e.g., a smart card), a personal digital assistant (PDA), a solid state digital audio players, CD players, MCD players, still image camera, a video camera, pc camera, game controllers, pagers, laptop computers and other embedded environments. [0056] 图9是结合在光学导航设备180中的成像设备10的实施例的框图,其中光学导航设备180附加地包括处理系统,该处理系统包括图像处理流水线(pipeline) 184和从图像处理流水线184的输出产生运动测量值185的运动计算模组186。 [0056] FIG. 9 is a block diagram of an embodiment of the optical navigation device 180 incorporated in the image forming apparatus 10, wherein the optical navigation device 180 additionally includes a processing system, the processing system includes an image processing pipeline (pipeline) 184 and the image processing pipeline output 184 produces motion measurements to calculate the motion module 185 186. [0057] 图像处理流水线184将光学传感器16的光电池产生的原始图像数据182转换成 [0057] original image data of the image processing pipeline 184 of the optical sensor 16 produces photovoltaic cells convert 182

连续图像188.........190,这些连续图像各由相应组的同期子区图像组成。 188 ......... 190 consecutive images, each consisting of successive images from the same period the corresponding sub-region picture group. 尤其是,在每 In particular, each

个帧期间,图像处理流水线184从聚焦到捕获平面中相应照射区域中的光电池的子区光产生子区图像组。 During the frame, the image processing pipeline 184 from the focus plane to capture the sub-region corresponding region of the light irradiated cells produce light sub-region picture group. 例如,在帧期间T。 For example, in a frame period T. ,图像处理流水线184产生图像188的子区图像(即,"子 The image processing pipeline 184 generates image sub-region image 188 (i.e., "the sub-

区图像(1,T。)",......,"子区图像(4,T。)",并且在帧期间TM,图像处理流水线184产生图 Image area (1, T.) ", ......," The sub-area of the picture (4, T.) ", And TM, the image processing pipeline 184 generated in FIG frame period

像190的子区图像(即,"子区图像(I,Tm)",......,"子区图像(4,TM)")。 Like the sub-region image 190 (i.e., "the sub-area of the picture (I, Tm)", ......, "the sub-area of the picture (4, TM)"). 图像处理流水 Image Processing water

线184可以是静态图像处理流水线或者视频处理流水线,这取决于实施导航传感器180的应用环境。 Line 184 may be a still image or video processing pipeline processing pipeline, depending on the implementation of the navigation sensor 180 applications. 在将原始图像数据转换成子区图像的过程中,图像处理流水线184可以对所捕获的图像数据182执行一个或者更多个前端操作,包括向下采样、彩色插值和彩色校正。 After converting the raw image data into a promoter region of the image process, the image processing pipeline 184 may perform 182 the captured image data of one or more front-end operations, including downsampling, color interpolation, and color correction. [0058] 通常,运动计算模组186可以使用多种不同方法中任何一种来确定运动测量值185,这些运动测量值185通常对应于位移参数值、速度参数值和加速度参数值中一个或者更多个。 [0058] Typically, the motion calculation module 186 may use any of a number of different methods to determine the motion measurements 185, 185 measurements of these movements generally corresponds to the displacement parameters, velocity and acceleration parameters of one or more parameter values multiple. 在一些实施例中,运动计算模组186基于由图像处理流水线184产生的图像 In some embodiments, the motion calculation module 186 based on the image generated by the image processing pipeline 184

188,......,190中的连续图像的比较而产生运动测量值185。 188, ......, 190 successive comparison images generated by the motion of the measured value 185. 在一些实施例中,运动计算 In some embodiments, the motion calculation

模组186识别图像188,......,190中相应图像中的纹理或者其它特征,并且在连续图像 188 image recognition module 186, ......, 190 corresponding image texture or other features, and in the successive image

188,......,190上跟踪这些特征的运动。 188, ......, tracking the movement of these features on the 190. 在一些实施例中,运动计算模组186对连续图像 In some embodiments, the motion calculation module 186 pairs of consecutive images

中认为一致的特征进行相关以获得与光学导航系统180相对于正被成像的景物的位置有关的信息。 Characterized in that the same correlation to obtain information relating to optical navigation system 180 with respect to the scene being imaged position. 在一些实施例中,运动计算模组186识别相继图像中的共同特征,并且确定所识别的共同特征平移或者移动的方向和距离。 In some embodiments, the motion calculation module 186 sequential images to identify common features, and identify common features identified or translation direction and distance. 在这些实施例的一些中,运动计算模组186将位移信息转换成与光学导航系统180的相对位置对应的二维位置坐标(例如,x和y坐标)。 In some of these embodiments, motion displacement information calculation module 186 will be converted into two-dimensional position coordinates of the relative position of the optical navigation system 180 corresponding to (e.g., x and y coordinates). [0059] 通常,图像处理流水线184和运动计算模组186可以由处理系统中的一个或者更多个分立模组来实施。 [0059] Typically, the image processing pipeline 184 and the motion calculation module 186 may be implemented by the processing system of one or more discrete modules. 这些模组不限于任何特定的硬件、固件或者软件结构。 These modules are not limited to any particular hardware, firmware or software configuration. 相反,这些模组可以在任何计算或者数据处理环境中实施,包括在数字电子电路(例如,诸如数字信号处理器(DSP)的专用集成电路)或者在计算硬件、固件、设备驱动器或者软件中。 Rather, these modules may be implemented in any computing or data processing environment, including in digital electronic circuitry (e.g., such as a digital signal processor (DSP) application specific integrated circuit) or in computing hardware, firmware, device driver, or software. 在一些实施方式中,用于实施这些模组功能的计算机处理指令和它们产生的数据存储在一个或者更多个的机器可读介质中。 In some embodiments, a computer processing instructions for implementing these functions and data storage modules they produce in one or more machine-readable media. 适合于具体体现这些指令和数据的存储装置包括所有形式的非易失性存储器(包括例如半导体存储装置(诸如,EPROM、 EEPROM))和闪存装置、诸如内部硬盘和移动硬盘的磁盘、磁光盘和CD-R0M。 Storage device is adapted to reflect these specific instructions and data include all forms of non-volatile memory (including, for example a semiconductor memory device (such as, EPROM, EEPROM)), and flash memory devices, such as internal hard disks and removable hard disks, magneto-optical disk, and CD-R0M.

[0060] 图10是结合在光学输入设备200中的光学导航传感器180的实施例的框图。 [0060] FIG. 10 is a block diagram of an embodiment 200 incorporated in the optical input device 180, an optical navigation sensor. 光学输入设备200附加地包括光源202和具有接触表面206的窗口204。 An optical input device 200 additionally includes a light source 202 and window 206 having a contact surface 204. 光源202和成像设备10包含在壳体207的空腔内,壳体207通常由对规定工作波长范围内的光不透明的折射材料(诸如,塑料)形成。 Light source 202 and the imaging device 10 includes a cavity 207 in the housing, the housing 207 is typically formed from non-transparent to light within a predetermined operating wavelength range of refractive material (such as plastic).

[0061 ] 在操作中,使用者通常用手指208触摸接触表面206,成像设备10捕捉使用者的手指208在接触表面206上的运动,处理系统210将光学传感器16产生的光学数据182转换成运动测量值。 [0061] In operation, a user generally contacts the touch surface 208 with the finger 206, the imaging device 10 to capture the user's finger 208 in contact with the moving surface 206, the processing system 210 to the optical data 182 generated by the optical sensor 16 is converted into motion measurements. 在一些操作环境中,光学导航传感器180从运动测量值得到显示控制信号, 然后将显示控制信号传递到对显示器24进行驱动的显示控制器。 In some operating environments, the optical navigation sensor 180 worth from motion measurement to the display control signal and display control signal is transmitted to the display 24 for driving the display controller. 显示控制器处理显示控制信号以控制例如显示器上的指针的运动。 The display controller processing and display control signals to control the movement of a pointer such as a display. 显示控制器22通常使驱动器处理显示控制信号。 The display controller 22 is typically the drive signal processing and display control. 通常,驱动器可以在任何计算或者处理环境中实施,包括在数字电子电路中或者在计算机硬件、固件或者软件中。 Typically, the drive can be implemented in any computing or processing environment, including in digital electronic circuitry, or in computer hardware, firmware, or software. 在一些实施例中,驱动器是操作系统或者软件应用程序的组成部分。 In some embodiments, the drive is part of the operating system or software application. [0062] 窗口204对成像设备10的规定工作波长范围内的光(例如,可见光或者红外光) 大致透明。 [0062] Window 204 pairs provisions of the imaging device 10 of the light (for example, visible light or infrared light) within the operating wavelength range is substantially transparent. 窗口204可以由对目标波长范围内的光透明的玻璃或者其它耐磨材料(诸如塑料)形成。 Window 204 may be formed on the light transparent glass or other wear-resistant materials (such as plastic) is formed within the target range of wavelengths.

[0063] 光源202(例如,发光二极管或者激光器)产生规定工作波长范围内的光212。 [0063] the light source 202 (for example, a light emitting diode or laser) generated within the specified operating wavelength range 212. 光学元件214准直光212,反射光学元件216将准直光218朝着接触表面206定向。 The optical element 214 collimated light 212, the reflective optical element 216 collimated light 218 directed toward the contact surface 206. 光源202 通过窗口204照射接触表面202。 Irradiating light source 202 through a window 204 contact surface 202. 在这些实施例中,除了物体(例如,使用者的指尖208的隆起部分)与接触表面206接触的区域之外,光218通过窗口204,从接触表面206射出。 In these embodiments, in addition to the area on the object (e.g., the user's fingertip ridge portion 208) in contact with the contact surface 206, the light 218 through the window 204, is emitted from the contact surface 206. 从物体反射的光被成像设备IO捕捉。 Light reflected from the object is captured imaging device IO. 在其它实施例中,光源202可以构造成将光射入窗口204的边缘。 In other embodiments, the light source 202 may be configured to light incident on the edge of the window 204. 在这些实施例中,光学元件(例如,柱透镜)可以用来将光均匀地射入窗口204 中。 In these embodiments, the optical element (e.g., a cylindrical lens) may be used to uniformly incident light window 204. 除了物体(例如,使用者的指尖208的隆起部分)与接触表面206接触的区域之外,所射的光被全内反射结构保持在窗口204内。 In addition to the area on the object (e.g., the user's fingertip ridge portion 208) in contact with the contact surface 206, the emitted light is totally internally reflected within the structure 204 to maintain the window. 该接触破坏了窗口204内的全内反射结构,使得所射的光朝向成像设备10定向。 The contact with the total internal reflection destroys the structure of the window 204 such that the emitted light directed toward the imaging device 10. [0064] IV.结论 [0064] IV. Conclusion

[0065] 此处详述的实施例提供了改进的成像设备和方法,其能够满足紧凑成像应用环境对尺寸的显著限制。 Example [0065] detailed herein provides an improved imaging apparatus and method which can meet the significant limitations compact size imaging environment.

[0066] 其它实施例也在权利要求的范围内。 [0066] Example embodiments are within the scope of the other claims. [0067] 相关申请的交叉引用 Cross [0067] Reference to Related Applications

[0068] 本申请涉及由Tong Xie于2005年3月21日提交的题为"Compactand Low Profile Optical Navigation Device"的共同在审美国专利申请No. 11/085, 282,该专利申请通过引用而包含于此。 [0068] The present application relates entitled to March 21, 2005, submitted by the Tong Xie "Compactand Low Profile Optical Navigation Device" in co-pending U.S. Patent Application No. 11/085, 282, this patent application by reference contain here.

11 11

Classifications
International ClassificationG06F3/033, H04N5/225
Cooperative ClassificationH04N5/2254, G02B27/64
European ClassificationH04N5/225C4, G02B27/64
Legal Events
DateCodeEventDescription
12 Mar 2008C06Publication
7 May 2008C10Request of examination as to substance
21 Apr 2010C14Granted
12 Jun 2013ASSSuccession or assignment of patent right
Owner name: AVAGO TECHNOLOGIES GENERAL IP (SINGAPORE) CORPORAT
Free format text: FORMER OWNER: AVAGO TECHNOLOGIES IP PRIVATE CO.
Effective date: 20130514
12 Jun 2013C41Transfer of the right of patent application or the patent right