HK1049746B - 碼分多址移動通信解調電路和有關的解調方法 - Google Patents
碼分多址移動通信解調電路和有關的解調方法Info
- Publication number
- HK1049746B HK1049746B HK03101716.8A HK03101716A HK1049746B HK 1049746 B HK1049746 B HK 1049746B HK 03101716 A HK03101716 A HK 03101716A HK 1049746 B HK1049746 B HK 1049746B
- Authority
- HK
- Hong Kong
- Prior art keywords
- demodulation
- mobile communications
- method therefor
- cdma mobile
- demodulation circuit
- Prior art date
Links
Classifications
-
- 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
- H04B1/7097—Interference-related aspects
- H04B1/711—Interference-related aspects the interference being multi-path interference
- H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
- H04B1/7117—Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers
-
- 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
- H04B1/7097—Interference-related aspects
- H04B1/711—Interference-related aspects the interference being multi-path interference
- H04B1/7113—Determination of path profile
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001021268A JP4081982B2 (ja) | 2001-01-30 | 2001-01-30 | Cdma移動通信復調回路及び復調方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
HK1049746A1 HK1049746A1 (en) | 2003-05-23 |
HK1049746B true HK1049746B (zh) | 2006-05-04 |
Family
ID=18886857
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK03101716.8A HK1049746B (zh) | 2001-01-30 | 2003-03-10 | 碼分多址移動通信解調電路和有關的解調方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6977955B2 (zh) |
EP (1) | EP1229666B1 (zh) |
JP (1) | JP4081982B2 (zh) |
CN (1) | CN1228936C (zh) |
DE (1) | DE60210354T2 (zh) |
HK (1) | HK1049746B (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3879595B2 (ja) | 2002-06-19 | 2007-02-14 | 日本電気株式会社 | Cdma復調回路及びそれに用いるcdma移動体通信復調方法 |
JP4165238B2 (ja) | 2003-01-29 | 2008-10-15 | 日本電気株式会社 | パスサーチ回路及びその方法ならびにプログラム |
TWI249292B (en) | 2003-03-13 | 2006-02-11 | Interdigital Tech Corp | Wireless communication method and system for assigning multi-paths to rake receiver fingers |
US7317760B2 (en) * | 2003-11-19 | 2008-01-08 | Texas Instruments Incorporated | System and method for finger and path management in receivers |
JP4189410B2 (ja) * | 2006-06-12 | 2008-12-03 | 株式会社東芝 | 無線通信装置及び送信制御方法 |
CN112513662A (zh) * | 2018-08-01 | 2021-03-16 | 苹果公司 | 对无线网络中的用户装备(ue)定位的测量和报告 |
CN113253725B (zh) * | 2021-05-11 | 2023-06-27 | 北京京东乾石科技有限公司 | 机器人路径规划方法及装置、存储介质、电子设备 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2856198B2 (ja) * | 1997-06-11 | 1999-02-10 | 日本電気株式会社 | スペクトラム拡散受信機 |
US6515977B2 (en) * | 1997-11-05 | 2003-02-04 | Lucent Technologies Inc. | De-assigning signals from the fingers of a rake receiver |
JP3031354B1 (ja) * | 1998-09-30 | 2000-04-10 | 日本電気株式会社 | Cdma受信装置及びそのマルチパスのフィンガ割り当て方法並びにその制御プログラムを記録した記録媒体 |
US6373882B1 (en) * | 1998-11-06 | 2002-04-16 | Telefonaktiebolaget Lm Ericsson (Publ) | Motion estimator for a CDMA mobile station |
JP2000307489A (ja) * | 1999-04-23 | 2000-11-02 | Matsushita Electric Ind Co Ltd | 無線受信装置及び受信タイミング検出方法 |
JP2001211101A (ja) * | 2000-01-26 | 2001-08-03 | Nec Corp | 低消費電力cdma受信機、及びその消費電力低減方法 |
JP2001308744A (ja) * | 2000-04-19 | 2001-11-02 | Nec Corp | 移動通信復調装置及びその復調方法並びにその制御プログラムを記録した記録媒体 |
JP4509297B2 (ja) * | 2000-04-26 | 2010-07-21 | 三菱電機株式会社 | スペクトル拡散受信装置 |
-
2001
- 2001-01-30 JP JP2001021268A patent/JP4081982B2/ja not_active Expired - Fee Related
-
2002
- 2002-01-17 EP EP20020001263 patent/EP1229666B1/en not_active Expired - Lifetime
- 2002-01-17 DE DE2002610354 patent/DE60210354T2/de not_active Expired - Lifetime
- 2002-01-28 US US10/055,930 patent/US6977955B2/en not_active Expired - Fee Related
- 2002-01-30 CN CNB021034591A patent/CN1228936C/zh not_active Expired - Fee Related
-
2003
- 2003-03-10 HK HK03101716.8A patent/HK1049746B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP1229666B1 (en) | 2006-04-05 |
US20020101911A1 (en) | 2002-08-01 |
CN1228936C (zh) | 2005-11-23 |
US6977955B2 (en) | 2005-12-20 |
EP1229666A1 (en) | 2002-08-07 |
JP2002232324A (ja) | 2002-08-16 |
DE60210354T2 (de) | 2007-02-01 |
DE60210354D1 (de) | 2006-05-18 |
HK1049746A1 (en) | 2003-05-23 |
CN1369982A (zh) | 2002-09-18 |
JP4081982B2 (ja) | 2008-04-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20100130 |