CN102956078A - Mobile payment system and card reader thereof, mobile payment terminal and distance determination method - Google Patents
Mobile payment system and card reader thereof, mobile payment terminal and distance determination method Download PDFInfo
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- CN102956078A CN102956078A CN2011102468667A CN201110246866A CN102956078A CN 102956078 A CN102956078 A CN 102956078A CN 2011102468667 A CN2011102468667 A CN 2011102468667A CN 201110246866 A CN201110246866 A CN 201110246866A CN 102956078 A CN102956078 A CN 102956078A
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Abstract
The invention provides a mobile payment system and a card reader thereof, a mobile payment terminal and a distance determination method. The mobile payment system comprises the mobile payment terminal and the card reader, a detection light generation module is arranged in one of the mobile payment terminal and the card reader and used for generating detection light with the intensity varying along with the transmission distance, and a light detection module, a memory module and a master control module are arranged in the other one of the mobile payment terminal and the card reader. The light detection module is used for detecting the intensity of the received detection light; the variation relation of the intensity of the detection light along with the transmission distance is stored in the memory module; and the master control module is used for determining the distance between the mobile payment terminal and the card reader according to the detected intensity and the variation relation. Accordingly, more accurate distance judgment can be provided by measuring the distance between the mobile payment terminal and the card reader through the detection light with the intensity varying along with the transmission distance, and mobile payment communication distance can be further controlled.
Description
[technical field]
The present invention relates to the communications field, relate in particular to a kind of mobile-payment system and card reader thereof, Mobile payment terminal and method for measuring distance.
[background technology]
Mobile payment, be also referred to as mobile-phone payment, allow exactly the user to use its Mobile payment terminal (normally mobile phone also comprises PDA (Personal Digital Assistant, palm PC) etc.) that a kind of method of service that account is paid is carried out in commodity or the service of consuming.Present international mobile payment technology mainly is divided into: NFC (Near Field Communication, near field communication (NFC)), eNFC (enhanced Near Field Communication, enhanced near field wireless communication technique), SIM-PASS (Mobile phone card card-reading system), RFID-SIM (double-interface smart card), RFID-SD etc.
In the mobile payment process, must control the distance between Mobile payment terminal and the card reader, for example, the wireless communication distance of control RFID-SIM card and RFID card reader is within the specific limits.Therefore, the control of above-mentioned wireless communication distance just becomes a great problem in mobile payment field.
[summary of the invention]
The invention provides a kind of mobile-payment system and card reader thereof, Mobile payment terminal and method for measuring distance, can effectively measure the distance between Mobile payment terminal and the card reader, and then effectively control wireless communication distance between the two.
The invention provides a kind of mobile-payment system and card reader thereof, Mobile payment terminal and method for measuring distance, this mobile-payment system comprises Mobile payment terminal and card reader, be provided with in one in Mobile payment terminal and the card reader and survey the light generation module, survey the detection light that the light generation module changes for generation of the intensity transmission range, be provided with the light detection module in Mobile payment terminal and the card reader another, memory module and main control module, wherein the light detection module is for detection of the detection light intensity that receives, memory module stores surveys light intensity with the variation relation of transmission range, and the intensity that the main control module basis detects and variation relation are determined the distance between Mobile payment terminal and the card reader.
According to one preferred embodiment of the present invention, survey the light generation module and be arranged on the card reader, light detection module, memory module and main control module are arranged on the Mobile payment terminal.
According to one preferred embodiment of the present invention, Mobile payment terminal comprises the RFID-SIM card.
According to one preferred embodiment of the present invention, memory module and main control module further are arranged in the RFID-SIM card.
According to one preferred embodiment of the present invention, survey the diverging light that light is the decay of intensity transmission range.
According to one preferred embodiment of the present invention, survey the light that converges that light is the increase of intensity transmission range.
The present invention further provides a kind of card reader of mobile-payment system, be provided with light detection module, memory module and main control module in this card reader, wherein the light detection module is for detection of the detection light intensity that receives from Mobile payment terminal, memory module stores surveys light intensity with the variation relation of the transmission range of surveying light, and the intensity that the main control module basis detects and variation relation are determined the distance between Mobile payment terminal and the card reader.
The present invention further provides a kind of Mobile payment terminal of mobile-payment system, be provided with light detection module, memory module and main control module in this Mobile payment terminal, wherein the light detection module is for detection of the detection light intensity that receives from card reader, memory module stores surveys light intensity with the variation relation of the transmission range of surveying light, and the intensity that the main control module basis detects and variation relation are determined the distance between Mobile payment terminal and the card reader.
According to one preferred embodiment of the present invention, Mobile payment terminal comprises the RFID-SIM card, and memory module and main control module further are arranged in the RFID-SIM card.
The present invention further provides a kind of method for measuring distance of mobile-payment system, this method for measuring distance comprises: by one in Mobile payment terminal and card reader detection light that receives another emission; The detection light intensity that detection receives; According to the intensity that detects and survey light intensity and the variation relation of transmission range is determined distance between Mobile payment terminal and the card reader.
By the way, the detection light that changes by the intensity transmission range carries out the distance test between Mobile payment terminal and the card reader, and more accurately Distance Judgment can be provided, and then the communication distance of control mobile payment, has promoted user experience quality.
[description of drawings]
Fig. 1 is the schematic block diagram of the first embodiment of a kind of mobile-payment system of the present invention.
Fig. 2 is the schematic block diagram of the second embodiment of a kind of mobile-payment system of the present invention.
Fig. 3 is the process flow diagram of the method for measuring distance of Fig. 1 or mobile-payment system shown in Figure 2.
Fig. 4 is the schematic block diagram of the 3rd embodiment of a kind of mobile-payment system of the present invention.
Fig. 5 is the schematic block diagram of the 4th embodiment of a kind of mobile-payment system of the present invention.
Fig. 6 is the process flow diagram of the method for measuring distance of Fig. 4 or mobile-payment system shown in Figure 5.
Fig. 7 is the schematic block diagram of the 5th embodiment of a kind of mobile-payment system of the present invention.
Fig. 8 is the schematic block diagram of the 6th embodiment of a kind of mobile-payment system of the present invention.
Fig. 9 is the process flow diagram of the method for measuring distance of Fig. 7 or mobile-payment system shown in Figure 8.
[embodiment]
Below in conjunction with drawings and Examples invention is elaborated.
In the following embodiments, to describe the present invention as an example of RFID-SIM card and RFID card reader example, but those skilled in the art can expect applying the present invention in other mobile-payment system that need to measure distance between portable terminal and the card reader fully.
As shown in Figure 1, Fig. 1 is the schematic block diagram of the first embodiment of a kind of mobile-payment system of the present invention.Mobile-payment system of the present invention comprises card reader 10 and Mobile payment terminal 20.
As shown in Figure 1, in the present embodiment, be provided with in the card reader 10 and survey light generation module 11.The detection light that detection light generation module 11 changes for generation of the intensity transmission range, the detection light that for example produces is the diverging light of intensity transmission range decay, the detection light that perhaps produces is the light that converges of intensity transmission range increase.In a preferred embodiment, survey light and can adopt laser, and realize dispersing or converging by suitable optical system.But, which kind of no matter adopts survey light, this detection light intensity will keep known variation relation with transmission range, and namely in a certain particular moment, for a certain specific transmission range, light intensity is known and different from other transmission range.General, have certain funtcional relationship between detection light intensity and the transmission range.
As shown in Figure 1, in the present embodiment, Mobile payment terminal 20 is preferably mobile phone.Be provided with light detection module 21, main control module 22, memory module 23 and RFID-SIM card 24 in the Mobile payment terminal 20.Light detection module 21 is used for the detection light of detection light generation module 11 generations of reception card reader 10, and detects the detection light intensity that receives.Store in the memory module 23 and survey light intensity with the variation relation of transmission range.For example, but the functional relation of memory module 23 storage detection light intensities and transmission range or represent light intensity and transmission range between the question blank of variation relation.
The variation relation of storing in the detection light intensity that main control module 22 detects according to light detection module 21 and the memory module 23 is determined the distance between card reader 10 and the Mobile payment terminal 20.For example, main control module 22 can solve the above-mentioned functional relation of detection light intensity substitution that detects corresponding transmission range value, perhaps inquire corresponding transmission range value according to the detection light intensity that detects in above-mentioned question blank, this transmission range value is the distance between card reader 10 and the Mobile payment terminal 20.
Further, the card reader 10 interior payment communication modules 12 that further arrange.At this moment, whether main control module 22 further judges distance between Mobile payment terminal 20 and the card reader 10 less than threshold value, if less than threshold value, and further control RFID-SIM cards 24 and pay communication module 12 and pay communication of main control module 22 then.
In other embodiments, main control module 22 and memory module 23 further are arranged in the RFID-SIM card 24, and namely main control module and the memory module by RFID-SIM card 24 inside realizes above-mentioned functions.
As shown in Figure 2, Fig. 2 is the schematic block diagram of the second embodiment of a kind of mobile-payment system of the present invention.Mobile-payment system of the present invention comprises card reader 30 and Mobile payment terminal 40.
As shown in Figure 2, in the present embodiment, Mobile payment terminal 40 is mobile phone.Be provided with in the Mobile payment terminal 40 and survey light generation module 41 and RFID-SIM card 42.The detection light that detection light generation module 41 changes for generation of the intensity transmission range, the detection light that for example produces is the diverging light of intensity transmission range decay, the detection light that perhaps produces is the light that converges of intensity transmission range increase.In a preferred embodiment, survey light and can adopt laser, and realize dispersing or converging by suitable optical system.But, which kind of no matter adopts survey light, this detection light intensity will keep known variation relation with transmission range, and namely in a certain particular moment, for a certain specific transmission range, light intensity is known and different from other transmission range.General, have certain funtcional relationship between detection light intensity and the transmission range.
As shown in Figure 2, in the present embodiment, be provided with light detection module 31, main control module 32 and memory module 33 in the card reader 30.Light detection module 31 is used for the detection light of detection light generation module 41 generations of reception Mobile payment terminal 40, and detects the detection light intensity that receives.Store in the memory module 33 and survey light intensity with the variation relation of transmission range.For example, but the functional relation of memory module 33 storage detection light intensities and transmission range or represent light intensity and transmission range between the question blank of variation relation.
The variation relation of storing in the detection light intensity that main control module 32 detects according to light detection module 31 and the memory module 33 is determined the distance between card reader 30 and the Mobile payment terminal 40.For example, main control module 32 can solve the above-mentioned functional relation of detection light intensity substitution that detects corresponding transmission range value, perhaps inquire corresponding transmission range value according to the detection light intensity that detects in above-mentioned question blank, this distance value is the distance between Mobile payment terminal 30 and the card reader 40.
Further, the card reader 30 interior payment communication modules 34 that further arrange.At this moment, whether main control module 32 further judges distance between Mobile payment terminal 40 and the card reader 30 less than threshold value, if less than threshold value, then main control module 32 further control pay communication modules 34 and RFID-SIM card 42 is paid communication.
As shown in Figure 3, Fig. 3 is the schematic flow sheet of the method for measuring distance of Fig. 1 or mobile-payment system shown in Figure 2.
In step 50, by one in Mobile payment terminal and card reader detection light that receives another emission.The detection light that the detection light intensity changes with transmission range, for example the detection light of emission is the diverging light of intensity transmission range decay, perhaps the detection light of emission is the light that converges of intensity transmission range increase.In a preferred embodiment, survey light and can adopt laser, and realize dispersing or converging by suitable optical system.But, which kind of no matter adopts survey light, this detection light intensity will keep known variation relation with transmission range, and namely for a certain specific transmission range, light intensity is known and different from other transmission range.General, have certain funtcional relationship between detection light intensity and the transmission range.
In step 51, detect the detection light intensity that receives.
In step 52, according to the intensity that detects and survey light intensity and the variation relation of transmission range is determined distance between Mobile payment terminal and the card reader.For example, the above-mentioned functional relation of detection light intensity substitution that detects is solved corresponding transmission range value, this transmission range value is the distance between card reader and the Mobile payment terminal.
Further, whether judge distance between card reader and the Mobile payment terminal less than threshold value, if less than threshold value, then card reader and Mobile payment terminal are paid communication.
In the present invention, be preferably: in step 50, received the detection light of card reader emission by Mobile payment terminal.In step 51 and step 52, detect the detection light intensity that receives by Mobile payment terminal, and determine distance between Mobile payment terminal and the card reader according to the intensity that detects and the variation relation of surveying light intensity and transmission range.The variation relation of surveying light intensity and transmission range is stored in the Mobile payment terminal.Concrete, but in the Mobile payment terminal functional relation of storage detection light intensity and transmission range or represent light intensity and transmission range between the question blank of variation relation.And in step 52, can in above-mentioned question blank, inquire corresponding transmission range value as the distance between Mobile payment terminal and the card reader according to the detection light intensity that detects.
By the way, the detection light that changes by the intensity transmission range carries out the distance test between Mobile payment terminal and the card reader, and more accurately Distance Judgment can be provided, and then the communication distance of control mobile payment, has promoted user experience quality.
As shown in Figure 4, Fig. 4 is the schematic block diagram of the 3rd embodiment of a kind of mobile-payment system of the present invention.Mobile-payment system of the present invention comprises card reader 60 and Mobile payment terminal 70.
As shown in Figure 4, in the present invention, be provided with excitation light generation module 61 in the card reader 60.The exciting light that excitation light generation module 61 changes for generation of the intensity transmission range.The exciting light that for example produces is the diverging light of intensity transmission range decay, and the exciting light that perhaps produces is the light that converges of intensity transmission range increase.In a preferred embodiment, exciting light generation module 61 can produce ultraviolet ray, X ray and gamma ray.
As shown in Figure 4, in the present invention, Mobile payment terminal 70 is preferably mobile phone.Be provided with fluorescent material 71,72 of fluoroscopic examination moulds, main control module 73, memory module 74 and RFID-SIM card 75 in the Mobile payment terminal 70.Fluorescent material 71 produces fluorescence under the effect of exciting light.Specifically, because the energy of the energy Ratios visible light of the photon of exciting light is large, when fluorescent material 71 is excited irradiation, the photon that its electronics will absorb exciting light is excited and more adjourns to excited state, subsequently from excited state to ground state transition, owing to also have other energy levels between this excited state and ground state, so the photon energy that discharge this moment just is lower than the energy of exciting light, and just within the scope of visible light, so fluorescent material 71 just sends visible light, i.e. so-called fluorescence.But, no matter adopting which kind of exciting light, this excites light intensity to keep known variation relation with the transmission range of exciting light, and namely for a certain specific transmission range, this excites light intensity is known and different from other transmission range.Therefore, when the distance between excitation light generation module 61 and the fluorescent material 71 changed, the light intensity that excites that shines on the fluorescent material 71 also can change, and then caused the fluorescence intensity of the fluorescence that produces also to change.Namely, has certain funtcional relationship between the transmission range of the fluorescence intensity of fluorescence and exciting light.
The variation relation of storage is determined the distance between Mobile payment terminal 70 and the card reader 60 in the fluorescence intensity that main control module 73 detects according to fluoroscopic examination module 72 and the memory module 74.For example, main control module 73 can solve the above-mentioned functional relation of fluorescence intensity substitution of the fluorescence that detects corresponding transmission range value, perhaps the fluorescence intensity according to the fluorescence that detects inquires corresponding transmission range value in above-mentioned question blank, and this transmission range value is the distance between card reader 60 and the Mobile payment terminal 70.
Further, the card reader 60 interior payment communication modules 62 that further arrange.At this moment, whether main control module 73 further judges distance between Mobile payment terminal 70 and the card reader 60 less than threshold value, if less than threshold value, and further control RFID-SIM cards 75 and pay communication module 62 and pay communication of main control module 73 then.
In other embodiments, main control module 73 and memory module 74 further are arranged in the RFID-SIM card 75, and namely main control module and the memory module by RFID-SIM card 75 inside realizes above-mentioned functions.
As shown in Figure 5, Fig. 5 is the schematic block diagram of the 4th embodiment of a kind of mobile-payment system of the present invention.Mobile-payment system of the present invention comprises card reader 80 and Mobile payment terminal 90.
As shown in Figure 5, in the present invention, be provided with excitation light generation module 91 and RFID-SIM card 92 in the Mobile payment terminal 90.The exciting light that excitation light generation module 91 changes for generation of the intensity transmission range.The exciting light that for example produces is the diverging light of intensity transmission range decay, and the exciting light that perhaps produces is the light that converges of intensity transmission range increase.In a preferred embodiment, exciting light generation module 91 can produce ultraviolet ray, X ray and gamma ray.
As shown in Figure 5, in the present invention, be provided with fluorescent material 81,82 of fluoroscopic examination moulds, main control module 83 and memory module 84 in the card reader 80.Fluorescent material 81 produces fluorescence under the effect of exciting light.Specifically, because the energy of the energy Ratios visible light of the photon of exciting light is large, when fluorescent material 81 is excited irradiation, the photon that its electronics will absorb exciting light is excited and more adjourns to excited state, subsequently from excited state to ground state transition, owing to also have other energy levels between this excited state and ground state, so the photon energy that discharge this moment just is lower than the energy of exciting light, and just within the scope of visible light, so fluorescent material 81 just sends visible light, i.e. so-called fluorescence.But, no matter adopting which kind of exciting light, this excites light intensity to keep known variation relation with the transmission range of exciting light, and namely for a certain specific transmission range, this excites light intensity is known and different from other transmission range.Therefore, when the distance between excitation light generation module 91 and the fluorescent material 81 changed, the light intensity that excites that shines on the fluorescent material 81 also can change, and then caused the fluorescence intensity of the fluorescence that produces also to change.Namely, has certain funtcional relationship between the transmission range of the intensity of fluorescence and exciting light.
The variation relation of storage is determined the distance between card reader 80 and the Mobile payment terminal 90 in the fluorescence intensity that main control module 83 detects according to fluoroscopic examination module 82 and the memory module 84.For example, main control module 83 can solve the above-mentioned functional relation of fluorescence intensity substitution that detects corresponding transmission range value, perhaps inquire corresponding transmission range value according to the fluorescence intensity that detects in above-mentioned question blank, this transmission range value is the distance between card reader 80 and the Mobile payment terminal 90.
Further, the card reader 80 interior payment communication modules 85 that further arrange.At this moment, whether main control module 83 further judges distance between Mobile payment terminal 90 and the card reader 80 less than threshold value, if less than threshold value, then main control module 83 further control pay communication modules 85 and RFID-SIM card 92 is paid communication.
As shown in Figure 6, Fig. 6 is the schematic flow sheet of the method for measuring distance of Fig. 4 or mobile-payment system shown in Figure 5.
In step 100, by one in Mobile payment terminal and card reader exciting light that receives another emission.And the transmission range of this exciting light of intensity of this exciting light changes.The exciting light that for example produces is the diverging light of intensity transmission range decay, and the exciting light that perhaps produces is the light that converges of intensity transmission range increase.
In step 101, under the effect of exciting light, produce fluorescence.The fluorescence intensity of fluorescence is with exciting light intensity and transmission range to change.
In step 102, detect the fluorescence intensity of fluorescence.
In step 103, determine distance between Mobile payment terminal and the card reader according to the variation relation of the transmission range of fluorescence intensity and exciting light.
In the present invention, be preferably, in step 100, received the exciting light of card reader emission by Mobile payment terminal.In step 101,102 and 103, under the effect of exciting light, produce fluorescence by the fluorescent material in the card reader, and detected the fluorescence intensity of fluorescence by Mobile payment terminal.At last, determine distance between Mobile payment terminal and the card reader by Mobile payment terminal according to the variation relation of the transmission range of fluorescence intensity and exciting light.
By the way, carry out distance test by fluorescence, can effectively control the wireless communication distance of RFID-SIM card and RFID reader device, more accurately Distance Judgment can be provided, and then the communication distance of control mobile payment, promoted user experience quality.
As shown in Figure 7, Fig. 7 is the schematic block diagram of the 5th embodiment of a kind of mobile-payment system of the present invention.Mobile-payment system of the present invention comprises card reader 110 and Mobile payment terminal 120.
As shown in Figure 7, in the present embodiment, be provided with in the card reader 110 and survey light generation module 111, survey light detection module 112 and main control module 113.Survey light generation module 111 and be used for to Mobile payment terminal emission detection light, for example this detection light is pulse laser or continuous wave laser.But, which kind of no matter adopts survey light, the transmission time of this detections light will keep known variation relation with transmission range, namely can calculate the transmission range of correspondence for a certain specific transmission time.General, the transmission speed of light is 300000km/s, but owing to reasons such as media, so slightly difference may appear in speed, therefore will preset the funtcional relationship between the transmission time of surveying light and the transmission range of the surveying light.Survey light detection module 112 for detection of the detection light through Mobile payment terminal 120 reflections.113 of main control modules are determined distance between Mobile payment terminal 120 and the card reader 110 according to the transmission time of surveying light.For example, main control module 113 will be surveyed the transmission time of light and bring predefined functional relation into, obtain the transmission range of surveying light.Half of this transmission range is the distance between Mobile payment terminal 120 and the card reader 110.
As shown in Figure 7, in the present embodiment, Mobile payment terminal 120 is preferably mobile phone.Be provided with reflecting module 121 and RFID-SIM card 122 in the Mobile payment terminal 120.Reflecting module 121 is used for reflection and surveys the detection light that light generation module 111 sends.The detection light that reflecting module 121 reflects is detected by surveying light detection module 112, further draws the transmission time of surveying light.Reflecting module 121 can be realized by known various reflecting materials or coating.Certainly, if the housing of Mobile payment terminal 120 itself namely has reflection function to surveying light, then can omit reflecting module 121.
Further, the card reader 110 interior payment communication modules 114 that further arrange.Main control module 113 judges that further whether distance between Mobile payment terminal 120 and the card reader 110 is less than threshold value, if less than threshold value, then 113 of main control modules further start payment communication module 114, and then control RFID-SIM card 122 is paid communication with payment communication module 114.
As shown in Figure 8, Fig. 8 is the schematic block diagram of the 6th embodiment of a kind of mobile-payment system of the present invention.Mobile-payment system of the present invention comprises card reader 130 and Mobile payment terminal 140.
As shown in Figure 8, in the present embodiment, Mobile payment terminal 140 is preferably mobile phone.Be provided with in the Mobile payment terminal 140 and survey light generation module 141, survey light detection module 142, main control module 143 and RFID-SIM card 144.Survey light generation module 141 and be used for to Mobile payment terminal emission detection light, for example this detection light is pulse laser or continuous wave laser.But, which kind of no matter adopts survey light, the transmission time of this detections light will keep known variation relation with transmission range, namely can calculate the transmission range of correspondence for a certain specific transmission time.General, the transmission speed of light is 300000km/s, but owing to reasons such as media, so slightly difference may appear in speed, therefore will preset the funtcional relationship between the transmission time of surveying light and the transmission range of the surveying light.Survey light detection module 142 for detection of the detection light through the card reader reflection.143 of main control modules are determined distance between Mobile payment terminal and the card reader according to the transmission time of surveying light.For example, main control module 143 will be surveyed the transmission time of light and bring predefined functional relation into, obtain the transmission range of surveying light.Half of this transmission range is the distance between Mobile payment terminal and the card reader.
As shown in Figure 8, in the present embodiment, be provided with reflecting module 131 in the card reader 130.Reflecting module 131 is used for reflection and surveys the detection light that light generation module 141 sends.The detection light that reflecting module 131 reflects is detected by surveying light detection module 142, further draws the transmission time of surveying light.Reflecting module 131 can be realized by known various reflecting materials or coating.Certainly, if the housing of card reader 130 itself namely has reflection function to surveying light, then can omit reflecting module 131.
Further, the card reader 130 interior payment communication modules 132 that further arrange.Main control module 143 judges that further whether distance between Mobile payment terminal 140 and the card reader 130 is less than threshold distance, if less than threshold distance, then main control module 143 further starts RFID-SIM card 144, and then control RFID-SIM card 144 is paid communication with payment communication module 132.
As shown in Figure 9, Fig. 9 is the process flow diagram of the method for measuring distance of Fig. 7 or mobile-payment system shown in Figure 8.
In step 150, by one in Mobile payment terminal and the card reader to another emission detection light.This surveys light for example is pulse laser or continuous wave laser.But, which kind of no matter adopts survey light, the transmission time of this detections light will keep known variation relation with transmission range, namely can calculate the transmission range of correspondence for a certain specific transmission time.General, the transmission speed of light is 300000km/s, but owing to reasons such as media, so slightly difference may appear in speed, therefore will preset the funtcional relationship between the transmission time of surveying light and the transmission range of the surveying light.
In step 151, detect the detection light of another reflection in Mobile payment terminal and card reader.
In step 152, determine distance between Mobile payment terminal and the card reader according to the transmission time of surveying light.For example, bring the transmission time of surveying light into predefined functional relation, obtain the transmission range of surveying light.Half of this transmission range is the distance between Mobile payment terminal and the card reader.
In step 153, judge that whether distance between Mobile payment terminal and the card reader is less than threshold value.If less than threshold value, then enter step 154.If be not less than threshold value, then return step 150.
In step 154, Mobile payment terminal and card reader are paid communication.
By the way, the transmission time of detection light is carried out the distance test between Mobile payment terminal and the card reader, and more accurately Distance Judgment can be provided, and then the communication distance of control mobile payment, has promoted user experience quality.
In the above-described embodiments, only exemplary description has been carried out in invention, but those skilled in the art can carry out various modifications to invention after reading present patent application in the situation of the spirit and scope that do not break away from invention.
Claims (10)
1. mobile-payment system, described mobile-payment system comprises Mobile payment terminal and card reader, it is characterized in that, be provided with in one in described Mobile payment terminal and the described card reader and survey the light generation module, the detection light that described detection light generation module changes for generation of the intensity transmission range, be provided with the light detection module in described Mobile payment terminal and the described card reader another, memory module and main control module, wherein said smooth detection module is for detection of the described detection light intensity that receives, described memory module stores described detection light intensity with the variation relation of transmission range, and the intensity that described main control module basis detects and described variation relation are determined the distance between described Mobile payment terminal and the described card reader.
2. mobile-payment system according to claim 1 is characterized in that, described detection light generation module is arranged on the described card reader, and described smooth detection module, described memory module and described main control module are arranged on the described Mobile payment terminal.
3. mobile-payment system according to claim 2 is characterized in that, described Mobile payment terminal comprises the RFID-SIM card.
4. mobile-payment system according to claim 3 is characterized in that, described memory module and described main control module further are arranged in the described RFID-SIM card.
5. mobile-payment system according to claim 1 is characterized in that, described detection light is the diverging light of intensity transmission range decay.
6. mobile-payment system according to claim 1 is characterized in that, described detection light is the light that converges of intensity transmission range increase.
7. the card reader of a mobile-payment system, it is characterized in that, be provided with light detection module, memory module and main control module in the described card reader, wherein said smooth detection module is for detection of the detection light intensity that receives from Mobile payment terminal, described memory module stores described detection light intensity with the variation relation of transmission range, and the intensity that described main control module basis detects and described variation relation are determined the distance between described Mobile payment terminal and the described card reader.
8. the Mobile payment terminal of a mobile-payment system, it is characterized in that, be provided with light detection module, memory module and main control module in the described Mobile payment terminal, wherein said smooth detection module is for detection of the detection light intensity that receives from card reader, described memory module stores described detection light intensity with the variation relation of the transmission range of described detection light, and the intensity that described main control module basis detects and described variation relation are determined the distance between described Mobile payment terminal and the described card reader.
9. Mobile payment terminal according to claim 8 is characterized in that, described Mobile payment terminal comprises the RFID-SIM card, and described memory module and described main control module further are arranged in the described RFID-SIM card.
10. the method for measuring distance of a mobile-payment system is characterized in that, described method for measuring distance comprises:
By one in Mobile payment terminal and card reader detection light that receives another emission;
The described detection light intensity that detection receives; And
Determine distance between described Mobile payment terminal and the described card reader according to the variation relation of the intensity that detects and described detection light intensity and transmission range.
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| CN110390217A (en) * | 2018-04-23 | 2019-10-29 | 欧姆龙株式会社 | Tag communication apparatus and its control method and computer readable storage medium |
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| US20090063337A1 (en) * | 2007-08-29 | 2009-03-05 | Casio Computer Co., Ltd. | Payment terminal, payment system and computer-readable medium |
| CN102024290A (en) * | 2009-09-23 | 2011-04-20 | 国民技术股份有限公司 | Method and system for controlling radio frequency communication distance |
| CN102065171A (en) * | 2009-11-16 | 2011-05-18 | 东信和平智能卡股份有限公司 | Method and device for controlling communication distance of radio-frequency SIM card by using ultrasonic ranging |
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| CN110390217A (en) * | 2018-04-23 | 2019-10-29 | 欧姆龙株式会社 | Tag communication apparatus and its control method and computer readable storage medium |
| CN110390217B (en) * | 2018-04-23 | 2023-04-11 | 欧姆龙株式会社 | Tag communication apparatus, control method thereof, and computer-readable storage medium |
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