WO2000071056A1 - Accelerated selection of a base station in a wireless communication system - Google Patents
Accelerated selection of a base station in a wireless communication system Download PDFInfo
- Publication number
- WO2000071056A1 WO2000071056A1 PCT/US2000/013641 US0013641W WO0071056A1 WO 2000071056 A1 WO2000071056 A1 WO 2000071056A1 US 0013641 W US0013641 W US 0013641W WO 0071056 A1 WO0071056 A1 WO 0071056A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- phase offset
- signal
- receiver
- selecting
- spreading signal
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/20—Selecting an access point
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
- H04B2201/70701—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation featuring pilot assisted reception
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
- H04B2201/70702—Intercell-related aspects
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU50265/00A AU5026500A (en) | 1999-05-25 | 2000-05-18 | Accelerated selection of a base station in a wireless communication system |
DE60041873T DE60041873D1 (en) | 1999-05-25 | 2000-05-18 | ACCELERATED SELECTION OF A BASE STATION IN A WIRELESS COMMUNICATION SYSTEM |
EP00932563A EP1187576B1 (en) | 1999-05-25 | 2000-05-18 | Accelerated selection of a base station in a wireless communication system |
JP2000619369A JP4520050B2 (en) | 1999-05-25 | 2000-05-18 | Fast selection of base stations in wireless communication systems |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/318,525 US6351486B1 (en) | 1999-05-25 | 1999-05-25 | Accelerated selection of a base station in a wireless communication system |
US09/318,525 | 1999-05-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000071056A1 true WO2000071056A1 (en) | 2000-11-30 |
Family
ID=23238547
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2000/013641 WO2000071056A1 (en) | 1999-05-25 | 2000-05-18 | Accelerated selection of a base station in a wireless communication system |
Country Status (7)
Country | Link |
---|---|
US (2) | US6351486B1 (en) |
EP (1) | EP1187576B1 (en) |
JP (1) | JP4520050B2 (en) |
AT (1) | ATE426951T1 (en) |
AU (1) | AU5026500A (en) |
DE (1) | DE60041873D1 (en) |
WO (1) | WO2000071056A1 (en) |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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EP3883300A4 (en) * | 2018-12-14 | 2021-12-22 | Shenzhen Heytap Technology Corp., Ltd. | Wi-fi network processing method and apparatus, electronic device and storage medium |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7020111B2 (en) * | 1996-06-27 | 2006-03-28 | Interdigital Technology Corporation | System for using rapid acquisition spreading codes for spread-spectrum communications |
ZA965340B (en) * | 1995-06-30 | 1997-01-27 | Interdigital Tech Corp | Code division multiple access (cdma) communication system |
US7123600B2 (en) * | 1995-06-30 | 2006-10-17 | Interdigital Technology Corporation | Initial power control for spread-spectrum communications |
US7929498B2 (en) * | 1995-06-30 | 2011-04-19 | Interdigital Technology Corporation | Adaptive forward power control and adaptive reverse power control for spread-spectrum communications |
US6885652B1 (en) * | 1995-06-30 | 2005-04-26 | Interdigital Technology Corporation | Code division multiple access (CDMA) communication system |
US6560461B1 (en) * | 1997-08-04 | 2003-05-06 | Mundi Fomukong | Authorized location reporting paging system |
US6707842B2 (en) * | 1997-10-22 | 2004-03-16 | Via Telecom Co., Ltd. | Accelerated base station searching by buffering samples |
US20020051434A1 (en) * | 1997-10-23 | 2002-05-02 | Ozluturk Fatih M. | Method for using rapid acquisition spreading codes for spread-spectrum communications |
US6865173B1 (en) * | 1998-07-13 | 2005-03-08 | Infineon Technologies North America Corp. | Method and apparatus for performing an interfrequency search |
US6724745B1 (en) * | 2000-06-08 | 2004-04-20 | Denso Corporation | Processing reduction in CDMA telephones |
US7020180B2 (en) * | 2001-10-04 | 2006-03-28 | Qualcomm Inc. | Method and apparatus for acquiring pilots over code space and frequency errors in a CDMA communication system |
US7729412B2 (en) * | 2001-10-29 | 2010-06-01 | Qualcomm Incorporated | Parameter estimator with dynamically variable integration time |
US6738438B2 (en) * | 2001-10-29 | 2004-05-18 | Qualcomm Incorporated | Parameter estimator with dynamically variable search window size and/or placement |
US7308022B2 (en) * | 2001-11-01 | 2007-12-11 | Rick Roland R | Parameter estimator configured to distinguish between peaks and sidelobes of correlation function |
US7558534B2 (en) | 2001-11-02 | 2009-07-07 | Qualcomm Incorporated | Reliability metrics for parameter estimates which account for cumulative error |
JP4014893B2 (en) * | 2002-03-01 | 2007-11-28 | 株式会社エヌ・ティ・ティ・ドコモ | Wireless communication system for multi-hop connection, wireless communication method, and wireless station used therefor |
KR20050036521A (en) * | 2003-10-16 | 2005-04-20 | 삼성전자주식회사 | Seamless handover method in fh-ofdm based mobile communication system |
US7129753B2 (en) * | 2004-05-26 | 2006-10-31 | Infineon Technologies Ag | Chip to chip interface |
US8855704B2 (en) * | 2005-08-26 | 2014-10-07 | Qualcomm Incorporated | Fast cell selection in TD-CDMA (UMTS TDD) |
US8068464B2 (en) * | 2005-10-27 | 2011-11-29 | Qualcomm Incorporated | Varying scrambling/OVSF codes within a TD-CDMA slot to overcome jamming effect by a dominant interferer |
US8130727B2 (en) * | 2005-10-27 | 2012-03-06 | Qualcomm Incorporated | Quasi-orthogonal allocation of codes in TD-CDMA systems |
US8149746B2 (en) * | 2006-08-28 | 2012-04-03 | Intel Corporation | Battery level based configuration of a mobile station by a base station |
JP4772635B2 (en) * | 2006-09-29 | 2011-09-14 | 株式会社東芝 | Synchronization acquisition device and synchronization acquisition method |
KR101343407B1 (en) * | 2007-02-26 | 2013-12-20 | 삼성전자주식회사 | Digital transmission system for transmitting additional data and method thereof |
US8514997B2 (en) * | 2007-09-28 | 2013-08-20 | Broadcom Corporation | Method and system for a receiver with undersampling mixing using multiple clock phases |
US10153804B2 (en) * | 2016-06-17 | 2018-12-11 | Nxp Usa, Inc. | Clear channel assessment |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5737329A (en) * | 1995-04-14 | 1998-04-07 | Kabushiki Kaisha Toshiba | Spread spectrum communication apparatus |
Family Cites Families (148)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3604911A (en) | 1969-05-15 | 1971-09-14 | Sylvania Electric Prod | Serial-parallel digital correlator |
US3975628A (en) | 1975-04-02 | 1976-08-17 | Hughes Aircraft Company | Optical heterodyne receiver with phase or frequency lock |
US4445118A (en) | 1981-05-22 | 1984-04-24 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Navigation system and method |
US4426712A (en) | 1981-05-22 | 1984-01-17 | Massachusetts Institute Of Technology | Correlation system for global position receiver |
US4463357A (en) | 1981-11-17 | 1984-07-31 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Method and apparatus for calibrating the ionosphere and application to surveillance of geophysical events |
US4667203A (en) | 1982-03-01 | 1987-05-19 | Aero Service Div, Western Geophysical | Method and system for determining position using signals from satellites |
US4870422A (en) | 1982-03-01 | 1989-09-26 | Western Atlas International, Inc. | Method and system for determining position from signals from satellites |
US4809005A (en) | 1982-03-01 | 1989-02-28 | Western Atlas International, Inc. | Multi-antenna gas receiver for seismic survey vessels |
US4894662A (en) | 1982-03-01 | 1990-01-16 | Western Atlas International, Inc. | Method and system for determining position on a moving platform, such as a ship, using signals from GPS satellites |
US4578678A (en) | 1983-11-14 | 1986-03-25 | The United States Of America As Represented By The United States National Aeronautics And Space Administration | High dynamic global positioning system receiver |
US4754465A (en) | 1984-05-07 | 1988-06-28 | Trimble Navigation, Inc. | Global positioning system course acquisition code receiver |
US4785463A (en) | 1985-09-03 | 1988-11-15 | Motorola, Inc. | Digital global positioning system receiver |
US4701934A (en) | 1985-09-03 | 1987-10-20 | Motorola, Inc. | Method of doppler searching in a digital GPS receiver |
DE3736386A1 (en) | 1986-10-27 | 1988-07-14 | Pioneer Electronic Corp | VEHICLE BORING PROCESS |
US4821294A (en) | 1987-07-08 | 1989-04-11 | California Institute Of Technology | Digital signal processor and processing method for GPS receivers |
US4894842A (en) | 1987-10-15 | 1990-01-16 | The Charles Stark Draper Laboratory, Inc. | Precorrelation digital spread spectrum receiver |
JP2689564B2 (en) | 1988-01-29 | 1997-12-10 | 日本電気株式会社 | Charge control device |
US5276765A (en) | 1988-03-11 | 1994-01-04 | British Telecommunications Public Limited Company | Voice activity detection |
US5297097A (en) | 1988-06-17 | 1994-03-22 | Hitachi Ltd. | Large scale integrated circuit for low voltage operation |
GB8815978D0 (en) | 1988-07-05 | 1988-08-10 | British Telecomm | Method & apparatus for encoding decoding & transmitting data in compressed form |
US5108334A (en) | 1989-06-01 | 1992-04-28 | Trimble Navigation, Ltd. | Dual down conversion GPS receiver with single local oscillator |
US5016255A (en) | 1989-08-07 | 1991-05-14 | Omnipoint Data Company, Incorporated | Asymmetric spread spectrum correlator |
US5018088A (en) | 1989-10-02 | 1991-05-21 | The Johns Hopkins University | Adaptive locally-optimum detection signal processor and processing methods |
US5101501A (en) * | 1989-11-07 | 1992-03-31 | Qualcomm Incorporated | Method and system for providing a soft handoff in communications in a cdma cellular telephone system |
JPH073463B2 (en) | 1989-11-22 | 1995-01-18 | パイオニア株式会社 | Satellite radio wave capturing method of GPS receiver |
US4998111A (en) | 1989-11-27 | 1991-03-05 | Motorola, Inc. | CPS transform correlation receiver and method |
JPH03207226A (en) | 1989-12-29 | 1991-09-10 | Toshiba Corp | Battery switching system |
US5253268A (en) | 1990-05-24 | 1993-10-12 | Cylink Corporation | Method and apparatus for the correlation of sample bits of spread spectrum radio signals |
US5043736B1 (en) | 1990-07-27 | 1994-09-06 | Cae Link Corp | Cellular position location system |
JP2595783B2 (en) | 1990-07-31 | 1997-04-02 | 日本電気株式会社 | Transmitter |
US5390207A (en) | 1990-11-28 | 1995-02-14 | Novatel Communications Ltd. | Pseudorandom noise ranging receiver which compensates for multipath distortion by dynamically adjusting the time delay spacing between early and late correlators |
US5179724A (en) | 1991-01-15 | 1993-01-12 | Ericsson G.E. Mobile Communications Holding Inc. | Conserving power in hand held mobile telephones during a receiving mode of operation |
US5245628A (en) | 1991-03-29 | 1993-09-14 | Texas Instruments Incorporated | Enhanced l1/l2 code channel for global positioning system receivers |
US5134407A (en) | 1991-04-10 | 1992-07-28 | Ashtech Telesis, Inc. | Global positioning system receiver digital processing technique |
US5225842A (en) | 1991-05-09 | 1993-07-06 | Navsys Corporation | Vehicle tracking system employing global positioning system (gps) satellites |
US5202829A (en) | 1991-06-10 | 1993-04-13 | Trimble Navigation Limited | Exploration system and method for high-accuracy and high-confidence level relative position and velocity determinations |
US5311195A (en) | 1991-08-30 | 1994-05-10 | Etak, Inc. | Combined relative and absolute positioning method and apparatus |
US5363030A (en) | 1991-09-16 | 1994-11-08 | Motorola, Inc. | Battery having a transistor switch for supplying energy |
US5379224A (en) | 1991-11-29 | 1995-01-03 | Navsys Corporation | GPS tracking system |
DE4241882A1 (en) | 1991-12-13 | 1993-06-17 | Clarion Co Ltd | |
US5546445A (en) | 1991-12-26 | 1996-08-13 | Dennison; Everett | Cellular telephone system that uses position of a mobile unit to make call management decisions |
US5323164A (en) | 1992-03-16 | 1994-06-21 | Pioneer Electronic Corporation | Satellite radio wave capturing method for a global positioning system (GPS) receiver |
US5343209A (en) | 1992-05-07 | 1994-08-30 | Sennott James W | Navigation receiver with coupled signal-tracking channels |
US5889474A (en) | 1992-05-18 | 1999-03-30 | Aeris Communications, Inc. | Method and apparatus for transmitting subject status information over a wireless communications network |
US5378155A (en) | 1992-07-21 | 1995-01-03 | Teledyne, Inc. | Combat training system and method including jamming |
FR2695742B1 (en) | 1992-09-15 | 1994-10-21 | Thomson Csf | System for calculating at least one vehicle traffic control parameter. |
US5418818A (en) | 1992-09-22 | 1995-05-23 | Glenayre Electronics, Inc. | Digital signal processor exciter |
JPH07508632A (en) | 1992-10-26 | 1995-09-21 | シーメンス アクチエンゲゼルシヤフト | Control method and device for wireless receiving device |
US5352970A (en) | 1992-11-25 | 1994-10-04 | Benchmarq Microelectronics, Inc. | Power resource management system |
US5577023A (en) | 1992-12-01 | 1996-11-19 | Farallon Computing, Inc. | Method and apparatus for automatic configuration of a network connection |
US5345244A (en) | 1993-01-12 | 1994-09-06 | Trimble Navigation Limited | Cordless SPS smart antenna device |
US5347536A (en) | 1993-03-17 | 1994-09-13 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Multipath noise reduction for spread spectrum signals |
US5420593A (en) | 1993-04-09 | 1995-05-30 | Trimble Navigation Limited | Method and apparatus for accelerating code correlation searches in initial acquisition and doppler and code phase in re-acquisition of GPS satellite signals |
US5917444A (en) | 1995-05-22 | 1999-06-29 | Trimble Navigation Ltd. | Reduction of time to first fix in an SATPS receiver |
US5440313A (en) | 1993-05-27 | 1995-08-08 | Stellar Gps Corporation | GPS synchronized frequency/time source |
US5416712A (en) | 1993-05-28 | 1995-05-16 | Trimble Navigation Limited | Position and velocity estimation system for adaptive weighting of GPS and dead-reckoning information |
US5402347A (en) | 1993-07-22 | 1995-03-28 | Trimble Navigation Limited | Satellite search methods for improving time to first fix in a GPS receiver |
JPH07111484A (en) | 1993-08-20 | 1995-04-25 | Hitachi Ltd | Radio communication equipment |
IN184794B (en) | 1993-09-14 | 2000-09-30 | British Telecomm | |
US5504684A (en) | 1993-12-10 | 1996-04-02 | Trimble Navigation Limited | Single-chip GPS receiver digital signal processing and microcomputer |
JP2689890B2 (en) * | 1993-12-30 | 1997-12-10 | 日本電気株式会社 | Spread spectrum receiver |
JP2605615B2 (en) * | 1993-12-30 | 1997-04-30 | 日本電気株式会社 | Spread spectrum receiver |
US5907809A (en) | 1994-01-11 | 1999-05-25 | Ericsson Inc. | Position determination using multiple base station signals |
US5936572A (en) | 1994-02-04 | 1999-08-10 | Trimble Navigation Limited | Portable hybrid location determination system |
US5625668A (en) | 1994-04-12 | 1997-04-29 | Trimble Navigation Limited | Position reporting cellular telephone |
US5450344A (en) | 1994-04-22 | 1995-09-12 | Trimble Navigation Limited | GPS receivers with data ports for the uploading and downloading of absolute position information |
US6049715A (en) | 1994-06-01 | 2000-04-11 | Nortel Networks Corporation | Method and apparatus for evaluating a received signal in a wireless communication utilizing long and short term values |
US5592173A (en) | 1994-07-18 | 1997-01-07 | Trimble Navigation, Ltd | GPS receiver having a low power standby mode |
EP0721703B1 (en) | 1994-07-29 | 2004-09-22 | QUALCOMM Incorporated | Method and apparatus for performing code acquisition in a cdma communications system |
US5650792A (en) | 1994-09-19 | 1997-07-22 | Dorne & Margolin, Inc. | Combination GPS and VHF antenna |
US5654718A (en) | 1994-10-06 | 1997-08-05 | Garmin Corporation | GPS receiver device and method for calibrating a temperature uncompensated crystal oscillator |
US5594453A (en) | 1994-11-01 | 1997-01-14 | Trimble Navigation, Ltd | GPS receiver having a rapid acquisition of GPS satellite signals |
US5786789A (en) | 1994-11-14 | 1998-07-28 | Trimble Navigation Limited | GPS and cellphone unit having add-on modules |
KR970008949B1 (en) | 1994-11-16 | 1997-06-03 | Korea Electronics Telecomm | Method and system for providing a frequency handoff in communication in a cdma cellular telephone system |
US5568473A (en) | 1994-12-08 | 1996-10-22 | Comsat Corporation | Method and apparatus for simple and efficient interference cancellation for chip synchronized CDMA |
US5722061A (en) | 1994-12-16 | 1998-02-24 | Qualcomm Incorporated | Method and apparatus for increasing receiver immunity to interference |
US5640429A (en) | 1995-01-20 | 1997-06-17 | The United States Of America As Represented By The Secretary Of The Air Force | Multichannel non-gaussian receiver and method |
US5734966A (en) | 1995-01-20 | 1998-03-31 | Diablo Research Corporation | Wireless communication system for adapting to frequency drift |
US5623485A (en) | 1995-02-21 | 1997-04-22 | Lucent Technologies Inc. | Dual mode code division multiple access communication system and method |
US5640431A (en) | 1995-03-10 | 1997-06-17 | Motorola, Inc. | Method and apparatus for offset frequency estimation for a coherent receiver |
US5608722A (en) | 1995-04-03 | 1997-03-04 | Qualcomm Incorporated | Multi-user communication system architecture with distributed receivers |
EP0736828A3 (en) | 1995-04-06 | 1997-11-12 | Seiko Epson Corporation | Battery driven electronic apparatus and method of controlling power supply in the apparatus |
US5498239A (en) | 1995-04-17 | 1996-03-12 | Guided Medical Systems, Inc. | Catheter placement by pressurizable tubular guiding core |
US5748651A (en) | 1995-05-05 | 1998-05-05 | Trumble Navigation Limited | Optimum utilization of pseudorange and range rate corrections by SATPS receiver |
US5577025A (en) | 1995-06-30 | 1996-11-19 | Qualcomm Incorporated | Signal acquisition in a multi-user communication system using multiple walsh channels |
US5642377A (en) | 1995-07-25 | 1997-06-24 | Nokia Mobile Phones, Ltd. | Serial search acquisition system with adaptive threshold and optimal decision for spread spectrum systems |
US5805648A (en) * | 1995-07-31 | 1998-09-08 | Qualcomm Incorporated | Method and apparatus for performing search acquisition in a CDMA communication system |
US5867535A (en) | 1995-08-31 | 1999-02-02 | Northrop Grumman Corporation | Common transmit module for a programmable digital radio |
JPH0983429A (en) * | 1995-09-18 | 1997-03-28 | Toshiba Corp | Mobile station equipment and spread code synchronization method for cdma cellular radio system |
DE69625496T2 (en) | 1995-10-09 | 2003-10-30 | Snaptrack Inc | GPS RECEIVER AND METHOD FOR PROCESSING GPS SIGNALS |
US5831574A (en) | 1996-03-08 | 1998-11-03 | Snaptrack, Inc. | Method and apparatus for determining the location of an object which may have an obstructed view of the sky |
US6002363A (en) | 1996-03-08 | 1999-12-14 | Snaptrack, Inc. | Combined GPS positioning system and communications system utilizing shared circuitry |
US5663734A (en) | 1995-10-09 | 1997-09-02 | Precision Tracking, Inc. | GPS receiver and method for processing GPS signals |
US5825327A (en) | 1996-03-08 | 1998-10-20 | Snaptrack, Inc. | GPS receivers and garments containing GPS receivers and methods for using these GPS receivers |
US6131067A (en) | 1995-10-09 | 2000-10-10 | Snaptrack, Inc. | Client-server based remote locator device |
US5841396A (en) | 1996-03-08 | 1998-11-24 | Snaptrack, Inc. | GPS receiver utilizing a communication link |
US5884214A (en) | 1996-09-06 | 1999-03-16 | Snaptrack, Inc. | GPS receiver and method for processing GPS signals |
AU7396596A (en) | 1995-10-09 | 1997-04-30 | Precision Tracking, Inc. | Method and apparatus for determining the location of an object which may have an obstructed view of the sky |
US5881371A (en) | 1995-10-27 | 1999-03-09 | Trimble Navigation Limited | Antenna switching technique for improved data throughput in communication networks |
JP2737730B2 (en) * | 1995-11-30 | 1998-04-08 | 日本電気株式会社 | Spread spectrum transceiver |
US5845203A (en) | 1996-01-25 | 1998-12-01 | Aertis Cormmunications | Remote access application messaging wireless method |
JP3274055B2 (en) | 1996-01-29 | 2002-04-15 | 沖電気工業株式会社 | Receiver saturation prevention circuit based on spread spectrum method. |
US5945944A (en) | 1996-03-08 | 1999-08-31 | Snaptrack, Inc. | Method and apparatus for determining time for GPS receivers |
US6133874A (en) | 1996-03-08 | 2000-10-17 | Snaptrack, Inc. | Method and apparatus for acquiring satellite positioning system signals |
JP2780697B2 (en) * | 1996-03-22 | 1998-07-30 | 日本電気株式会社 | Method and apparatus for acquiring synchronization in correlation demodulation |
US5991309A (en) | 1996-04-12 | 1999-11-23 | E.F. Johnson Company | Bandwidth management system for a remote repeater network |
US6047017A (en) | 1996-04-25 | 2000-04-04 | Cahn; Charles R. | Spread spectrum receiver with multi-path cancellation |
US5784695A (en) | 1996-05-14 | 1998-07-21 | Trw Inc. | Method and apparatus for handover control in a satellite based telecommunications system |
JP3382473B2 (en) | 1996-05-15 | 2003-03-04 | 新光電気工業株式会社 | Frequency conversion method and frequency conversion circuit |
US5963601A (en) | 1996-05-20 | 1999-10-05 | Trimble Navigation Limited | Variable suppression of multipath signal effects |
US5663735A (en) | 1996-05-20 | 1997-09-02 | Trimble Navigation Limited | GPS receiver using a radio signal for improving time to first fix |
US5963582A (en) | 1996-05-24 | 1999-10-05 | Leica Geosystems Inc. | Mitigation of multipath effects in global positioning system receivers |
JP2858561B2 (en) * | 1996-05-30 | 1999-02-17 | 日本電気株式会社 | Digital DLL circuit |
JP3105786B2 (en) * | 1996-06-13 | 2000-11-06 | 松下電器産業株式会社 | Mobile communication receiver |
US5828694A (en) | 1996-07-01 | 1998-10-27 | Trimble Navigation Limited | Determination of multipath tracking error |
US5854605A (en) | 1996-07-05 | 1998-12-29 | Trimble Navigation Limited | GPS receiver using data bit timing to achieve a fast time to first fix |
US5943363A (en) | 1996-07-17 | 1999-08-24 | Stanford Telecommunications, Inc. | Digital spread spectrum GPS navigation receiver |
JP2800796B2 (en) * | 1996-08-12 | 1998-09-21 | 日本電気株式会社 | CDMA synchronization acquisition circuit |
US5790589A (en) * | 1996-08-14 | 1998-08-04 | Qualcomm Incorporated | System and method for rapidly reacquiring a pilot channel |
US5867795A (en) | 1996-08-23 | 1999-02-02 | Motorola, Inc. | Portable electronic device with transceiver and visual image display |
US5889768A (en) * | 1996-08-30 | 1999-03-30 | Motorola, Inc. | Method of and apparatus for pilot channel acquisition |
JP3256472B2 (en) | 1996-09-11 | 2002-02-12 | セイコーインスツルメンツ株式会社 | GPS receiver |
US6002709A (en) | 1996-11-21 | 1999-12-14 | Dsp Group, Inc. | Verification of PN synchronization in a direct-sequence spread-spectrum digital communications system |
IL119752A0 (en) | 1996-12-04 | 1997-09-30 | Israel State | Asynchronous CDMA decorrelating detector |
JPH10200505A (en) | 1997-01-06 | 1998-07-31 | Sony Corp | Receiver, reception method and terminal equipment for radio system |
US5812087A (en) | 1997-02-03 | 1998-09-22 | Snaptrack, Inc. | Method and apparatus for satellite positioning system based time measurement |
US5883594A (en) | 1997-02-20 | 1999-03-16 | Trimble Navigation Limited | GPS receiver using a message system for reducing power consumption |
US5877725A (en) | 1997-03-06 | 1999-03-02 | Trimble Navigation Limited | Wide augmentation system retrofit receiver |
US5877724A (en) | 1997-03-25 | 1999-03-02 | Trimble Navigation Limited | Combined position locating and cellular telephone system with a single shared microprocessor |
US5920283A (en) | 1997-05-09 | 1999-07-06 | Conexant Systems, Inc. | Receiver engine for global positioning system |
JPH10322757A (en) * | 1997-05-14 | 1998-12-04 | Toshiba Corp | Radio telephony equipment and control signal capturing method for radio telephony equipment |
WO1998059448A2 (en) * | 1997-06-20 | 1998-12-30 | Qualcomm Incorporated | Prioritized pilot searching in a code-division multiple access communication system |
US6047016A (en) * | 1997-06-23 | 2000-04-04 | Cellnet Data Systems, Inc. | Processing a spread spectrum signal in a frequency adjustable system |
US5872540A (en) | 1997-06-26 | 1999-02-16 | Electro-Radiation Incorporated | Digital interference suppression system for radio frequency interference cancellation |
US6263010B1 (en) * | 1997-08-04 | 2001-07-17 | Kabushiki Kaisha Toshiba | Spread spectrum communication apparatus |
JPH11112472A (en) * | 1997-08-04 | 1999-04-23 | Toshiba Corp | Spread spectrum communication equipment |
US5903654A (en) | 1997-08-06 | 1999-05-11 | Rockwell Science Center, Inc. | Method and apparatus for eliminating ionospheric delay error in global positioning system signals |
US6041222A (en) | 1997-09-08 | 2000-03-21 | Ericsson Inc. | Systems and methods for sharing reference frequency signals within a wireless mobile terminal between a wireless transceiver and a global positioning system receiver |
US5987016A (en) | 1997-11-04 | 1999-11-16 | Motorola, Inc. | Method and apparatus for tracking a communication signal in a wireless communication system |
US6023462A (en) | 1997-12-10 | 2000-02-08 | L-3 Communications Corporation | Fixed wireless loop system that ranks non-assigned PN codes to reduce interference |
US6107960A (en) | 1998-01-20 | 2000-08-22 | Snaptrack, Inc. | Reducing cross-interference in a combined GPS receiver and communication system |
US5977909A (en) | 1998-03-13 | 1999-11-02 | General Electric Company | Method and apparatus for locating an object using reduced number of GPS satellite signals or with improved accuracy |
US6002362A (en) | 1998-04-20 | 1999-12-14 | Caterpillar Inc. | Apparatus and method for receiving position and control signals by a mobile machine |
US5999124A (en) | 1998-04-22 | 1999-12-07 | Snaptrack, Inc, | Satellite positioning system augmentation with wireless communication signals |
US6104338A (en) | 1998-05-04 | 2000-08-15 | Snaptrack, Inc. | Method and apparatus for operating a satellite positioning system receiver |
US6061018A (en) | 1998-05-05 | 2000-05-09 | Snaptrack, Inc. | Method and system for using altitude information in a satellite positioning system |
US5982324A (en) | 1998-05-14 | 1999-11-09 | Nortel Networks Corporation | Combining GPS with TOA/TDOA of cellular signals to locate terminal |
US6133873A (en) | 1998-06-03 | 2000-10-17 | Krasner; Norman F. | Method and apparatus for adaptively processing GPS signals in a GPS receiver |
-
1999
- 1999-05-25 US US09/318,525 patent/US6351486B1/en not_active Expired - Lifetime
-
2000
- 2000-05-18 DE DE60041873T patent/DE60041873D1/en not_active Expired - Lifetime
- 2000-05-18 AT AT00932563T patent/ATE426951T1/en not_active IP Right Cessation
- 2000-05-18 EP EP00932563A patent/EP1187576B1/en not_active Expired - Lifetime
- 2000-05-18 WO PCT/US2000/013641 patent/WO2000071056A1/en active Application Filing
- 2000-05-18 JP JP2000619369A patent/JP4520050B2/en not_active Expired - Fee Related
- 2000-05-18 AU AU50265/00A patent/AU5026500A/en not_active Abandoned
-
2001
- 2001-10-16 US US09/981,141 patent/US6519277B2/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5737329A (en) * | 1995-04-14 | 1998-04-07 | Kabushiki Kaisha Toshiba | Spread spectrum communication apparatus |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8252122B2 (en) | 2009-03-17 | 2012-08-28 | Bbt Bergedorfer Biotechnik Gmbh | Use of an agent that contains carbamide and/or at least a derivative thereof as a cleaning agent |
EP3883300A4 (en) * | 2018-12-14 | 2021-12-22 | Shenzhen Heytap Technology Corp., Ltd. | Wi-fi network processing method and apparatus, electronic device and storage medium |
US11632726B2 (en) | 2018-12-14 | 2023-04-18 | Shenzhen Heytap Technology Corp., Ltd. | Method and apparatus for Wi-Fi network processing, electronic device, and storage medium |
Also Published As
Publication number | Publication date |
---|---|
EP1187576A4 (en) | 2006-01-18 |
DE60041873D1 (en) | 2009-05-07 |
AU5026500A (en) | 2000-12-12 |
US6351486B1 (en) | 2002-02-26 |
JP4520050B2 (en) | 2010-08-04 |
JP2003500917A (en) | 2003-01-07 |
ATE426951T1 (en) | 2009-04-15 |
US20020018520A1 (en) | 2002-02-14 |
EP1187576B1 (en) | 2009-03-25 |
EP1187576A1 (en) | 2002-03-20 |
US6519277B2 (en) | 2003-02-11 |
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