CN1275043A - 启动扩展频谱无线电话接收机的方法和装置 - Google Patents
启动扩展频谱无线电话接收机的方法和装置 Download PDFInfo
- Publication number
- CN1275043A CN1275043A CN00107578A CN00107578A CN1275043A CN 1275043 A CN1275043 A CN 1275043A CN 00107578 A CN00107578 A CN 00107578A CN 00107578 A CN00107578 A CN 00107578A CN 1275043 A CN1275043 A CN 1275043A
- Authority
- CN
- China
- Prior art keywords
- sequence
- branch road
- pilot signal
- timing
- searcher receiver
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7073—Synchronisation aspects
- H04B1/7075—Synchronisation aspects with code phase acquisition
- H04B1/70751—Synchronisation aspects with code phase acquisition using partial detection
- H04B1/70752—Partial correlation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7073—Synchronisation aspects
- H04B1/7075—Synchronisation aspects with code phase acquisition
- H04B1/70751—Synchronisation aspects with code phase acquisition using partial detection
- H04B1/70753—Partial phase search
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7073—Synchronisation aspects
- H04B1/7075—Synchronisation aspects with code phase acquisition
- H04B1/70756—Jumping within the code, i.e. masking or slewing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7073—Synchronisation aspects
- H04B1/7075—Synchronisation aspects with code phase acquisition
- H04B1/70751—Synchronisation aspects with code phase acquisition using partial detection
-
- 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
-
- 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
- H04B2201/70707—Efficiency-related aspects
-
- 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
- H04B2201/70707—Efficiency-related aspects
- H04B2201/70709—Efficiency-related aspects with discontinuous detection
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Telephone Function (AREA)
- Circuits Of Receivers In General (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/314,819 | 1999-05-19 | ||
US09/314,819 US7031271B1 (en) | 1999-05-19 | 1999-05-19 | Method of and apparatus for activating a spread-spectrum radiotelephone |
US09/314819 | 1999-05-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1275043A true CN1275043A (zh) | 2000-11-29 |
CN1309269C CN1309269C (zh) | 2007-04-04 |
Family
ID=23221591
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB001075780A Expired - Lifetime CN1309269C (zh) | 1999-05-19 | 2000-05-18 | 启动扩展频谱无线电话接收机的方法和装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7031271B1 (zh) |
JP (1) | JP2001007732A (zh) |
KR (1) | KR100338001B1 (zh) |
CN (1) | CN1309269C (zh) |
BR (1) | BRPI0002435B1 (zh) |
DE (1) | DE10024220C2 (zh) |
GB (1) | GB2352937B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101252370B (zh) * | 2007-06-15 | 2011-06-29 | 浙江华立通信集团有限公司 | Td-scdma导频捕获装置及方法 |
Families Citing this family (15)
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GB9700854D0 (en) * | 1997-01-16 | 1997-03-05 | Scient Generics Ltd | Sub-audible acoustic data transmission mechanism |
GB9917985D0 (en) | 1999-07-30 | 1999-09-29 | Scient Generics Ltd | Acoustic communication system |
US7224719B1 (en) * | 2000-03-31 | 2007-05-29 | Qualcomm, Incorporated | Fast acquisition of a pilot signal in a wireless communication device |
AU2211102A (en) * | 2000-11-30 | 2002-06-11 | Scient Generics Ltd | Acoustic communication system |
ES2388357T3 (es) * | 2000-11-30 | 2012-10-11 | Intrasonics S.A.R.L. | Telefono móvil para recoger datos de índices de audiencia |
ES2420909T3 (es) | 2001-12-24 | 2013-08-27 | Intrasonics S.A.R.L. | Sistema de subtitulación |
US7649860B2 (en) * | 2002-01-31 | 2010-01-19 | Qualcomm Incorporated | Buffer-based GPS and CDMA pilot searcher |
DE10260653B4 (de) * | 2002-12-23 | 2010-12-09 | Infineon Technologies Ag | Mobilfunkempfänger-Architektur und Verfahren zum Synchronisieren von Hardware-Blöcken eines Mobilfunkempfängers |
US7760765B2 (en) * | 2003-05-31 | 2010-07-20 | Qualcomm, Incorporated | System and method for the reacquisition of a gated pilot |
KR101087694B1 (ko) * | 2004-08-20 | 2011-11-30 | 에스케이 텔레콤주식회사 | 이동 통신 환경에서 멀티모드-멀티밴드 단말기의 타겟 셀검색 방법 및 시스템 |
KR20070121002A (ko) * | 2005-04-18 | 2007-12-26 | 텔레호낙티에볼라게트 엘엠 에릭슨(피유비엘) | Rake 수신기에 대하여 지연 값들을 선택하는 방법 및컴퓨터 판독가능 매체 |
US8364185B2 (en) * | 2005-04-18 | 2013-01-29 | Samsung Electronics Co., Ltd. | Method and system for synchronizing a clock for an adjacent network to a clock for an overlay network |
GB2460306B (en) | 2008-05-29 | 2013-02-13 | Intrasonics Sarl | Data embedding system |
US8483665B2 (en) * | 2011-03-31 | 2013-07-09 | Matthew R. Kissinger | Mobile device featuring sensor responsive re-notifications |
US10561323B2 (en) * | 2016-01-20 | 2020-02-18 | Microchip Technology Incorporated | Method, system and apparatus for measuring multiple signals in a body |
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US5109390A (en) | 1989-11-07 | 1992-04-28 | Qualcomm Incorporated | Diversity receiver in a cdma cellular telephone system |
US5392287A (en) | 1992-03-05 | 1995-02-21 | Qualcomm Incorporated | Apparatus and method for reducing power consumption in a mobile communications receiver |
JP3123196B2 (ja) * | 1992-04-16 | 2001-01-09 | 松下電器産業株式会社 | スペクトラム拡散通信用復調装置 |
CN1052355C (zh) * | 1993-09-06 | 2000-05-10 | Ntt移动通信网株式会社 | 滑动相关器 |
US5361276A (en) * | 1993-09-13 | 1994-11-01 | At&T Bell Laboratories | All digital maximum likelihood based spread spectrum receiver |
JPH0795126A (ja) * | 1993-09-22 | 1995-04-07 | Sony Corp | 受信装置 |
JP3228311B2 (ja) * | 1993-10-05 | 2001-11-12 | ソニー株式会社 | 受信装置 |
US5471655A (en) | 1993-12-03 | 1995-11-28 | Nokia Mobile Phones Ltd. | Method and apparatus for operating a radiotelephone in an extended stand-by mode of operation for conserving battery power |
US5491718A (en) | 1994-01-05 | 1996-02-13 | Nokia Mobile Phones Ltd. | CDMA radiotelephone having optimized slotted mode and long code operation |
ATE277458T1 (de) | 1994-07-29 | 2004-10-15 | Qualcomm Inc | Verfahren und gerät zum ausführen der kodeerfassung in einem cdma übertragungssystem |
US5710768A (en) | 1994-09-30 | 1998-01-20 | Qualcomm Incorporated | Method of searching for a bursty signal |
US5764687A (en) | 1995-06-20 | 1998-06-09 | Qualcomm Incorporated | Mobile demodulator architecture for a spread spectrum multiple access communication system |
JP3555252B2 (ja) * | 1995-06-30 | 2004-08-18 | 株式会社デンソー | 間欠受信制御装置 |
US5577025A (en) | 1995-06-30 | 1996-11-19 | Qualcomm Incorporated | Signal acquisition in a multi-user communication system using multiple walsh channels |
US5845204A (en) | 1995-08-11 | 1998-12-01 | Rockwell International Corporation | Method and apparatus for controlling the wakeup logic of a radio receiver in sleep mode |
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 |
US5825835A (en) | 1996-02-23 | 1998-10-20 | L-3 Communications Corporation | Multi-user acquisition procedure for multipoint-to-point synchronous CDMA systems |
US6178164B1 (en) * | 1996-06-07 | 2001-01-23 | Qualcomm Incorporated | Method and apparatus for performing idle handoff in a multiple access communication system |
GB2315194B (en) | 1996-07-11 | 2000-11-15 | Nokia Mobile Phones Ltd | Method and apparatus for resynchronizing two system clocks |
JP3358170B2 (ja) * | 1996-07-24 | 2002-12-16 | 株式会社エヌ・ティ・ティ・ドコモ | Cdma無線通信の受信方法 |
US5790589A (en) | 1996-08-14 | 1998-08-04 | Qualcomm Incorporated | System and method for rapidly reacquiring a pilot channel |
US5781543A (en) * | 1996-08-29 | 1998-07-14 | Qualcomm Incorporated | Power-efficient acquisition of a CDMA pilot signal |
US5950131A (en) | 1996-10-29 | 1999-09-07 | Motorola, Inc. | Method and apparatus for fast pilot channel acquisition using a matched filter in a CDMA radiotelephone |
JP3702562B2 (ja) * | 1997-01-14 | 2005-10-05 | ソニー株式会社 | 無線システムの端子装置 |
US6144649A (en) * | 1997-02-27 | 2000-11-07 | Motorola, Inc. | Method and apparatus for acquiring a pilot signal in a CDMA receiver |
US6016312A (en) | 1997-02-28 | 2000-01-18 | Motorola, Inc. | Radiotelephone and method for clock calibration for slotted paging mode in a CDMA radiotelephone system |
US5910944A (en) * | 1997-02-28 | 1999-06-08 | Motorola, Inc. | Radio telephone and method for operating a radiotelephone in slotted paging mode |
JP3693083B2 (ja) * | 1997-07-02 | 2005-09-07 | ソニー株式会社 | 受信装置、受信方法 |
JP3272273B2 (ja) | 1997-07-07 | 2002-04-08 | 松下電器産業株式会社 | 間欠受信装置 |
US5872774A (en) | 1997-09-19 | 1999-02-16 | Qualcomm Incorporated | Mobile station assisted timing synchronization in a CDMA communication system |
JPH1198574A (ja) * | 1997-09-24 | 1999-04-09 | Toyota Motor Corp | 移動体用無線通信システムおよびそのシステムに用いられる無線通信移動局 |
JP3712156B2 (ja) * | 1997-09-30 | 2005-11-02 | ソニー株式会社 | 疑似雑音符号の同期捕捉装置及び受信装置 |
US6639906B1 (en) | 1997-12-09 | 2003-10-28 | Jeffrey A. Levin | Multichannel demodulator |
US6269075B1 (en) * | 1998-01-26 | 2001-07-31 | Nokia Mobile Phones Limited | Finger assignment in a CDMA rake receiver |
JPH11261440A (ja) * | 1998-03-11 | 1999-09-24 | Oki Electric Ind Co Ltd | 合成受信装置 |
EE200000777A (et) | 1998-06-23 | 2002-04-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Meetod ja seade erinevate elementaarsignaalide järjestuste salvestamiseks ja juurdepääsuks |
US6590886B1 (en) * | 1998-07-17 | 2003-07-08 | Qualcomm, Incorporated | Technique for reduction of awake time in a wireless communication device utilizing slotted paging |
US6243561B1 (en) * | 1998-10-13 | 2001-06-05 | Qualcomm Incorporated | Offline page monitoring |
US6154101A (en) * | 1998-11-23 | 2000-11-28 | Qualcomm Incorporated | Fast slewing pseudorandom noise sequence generator |
US6590881B1 (en) * | 1998-12-04 | 2003-07-08 | Qualcomm, Incorporated | Method and apparatus for providing wireless communication system synchronization |
US7085246B1 (en) * | 1999-05-19 | 2006-08-01 | Motorola, Inc. | Method and apparatus for acquisition of a spread-spectrum signal |
-
1999
- 1999-05-19 US US09/314,819 patent/US7031271B1/en not_active Expired - Fee Related
-
2000
- 2000-05-16 GB GB0011792A patent/GB2352937B/en not_active Expired - Lifetime
- 2000-05-17 DE DE10024220A patent/DE10024220C2/de not_active Expired - Lifetime
- 2000-05-18 JP JP2000146323A patent/JP2001007732A/ja active Pending
- 2000-05-18 CN CNB001075780A patent/CN1309269C/zh not_active Expired - Lifetime
- 2000-05-19 BR BRPI0002435-0A patent/BRPI0002435B1/pt not_active IP Right Cessation
- 2000-05-19 KR KR1020000026974A patent/KR100338001B1/ko active IP Right Grant
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101252370B (zh) * | 2007-06-15 | 2011-06-29 | 浙江华立通信集团有限公司 | Td-scdma导频捕获装置及方法 |
Also Published As
Publication number | Publication date |
---|---|
KR20000077337A (ko) | 2000-12-26 |
KR100338001B1 (ko) | 2002-05-24 |
GB2352937A (en) | 2001-02-07 |
DE10024220C2 (de) | 2002-06-20 |
CN1309269C (zh) | 2007-04-04 |
GB2352937A8 (en) | 2001-04-23 |
JP2001007732A (ja) | 2001-01-12 |
BRPI0002435B1 (pt) | 2015-05-19 |
BR0002435A (pt) | 2001-01-02 |
DE10024220A1 (de) | 2001-01-25 |
US7031271B1 (en) | 2006-04-18 |
GB2352937B (en) | 2002-01-16 |
GB0011792D0 (en) | 2000-07-05 |
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Legal Events
Date | Code | Title | Description |
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C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: MOTOROLA MOBILITY CO., LTD. Free format text: FORMER OWNER: MOTOROLA INC. Effective date: 20110127 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20110127 Address after: Illinois State Patentee after: MOTOROLA MOBILITY, Inc. Address before: Illinois, USA Patentee before: Motorola, Inc. |
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C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Illinois State Patentee after: MOTOROLA MOBILITY LLC Address before: Illinois State Patentee before: MOTOROLA MOBILITY, Inc. |
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TR01 | Transfer of patent right |
Effective date of registration: 20160506 Address after: California, USA Patentee after: Google Technology Holdings LLC Address before: Illinois State Patentee before: MOTOROLA MOBILITY LLC |
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CX01 | Expiry of patent term | ||
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Granted publication date: 20070404 |