CN1208919C - 接收装置和半导体装置 - Google Patents
接收装置和半导体装置 Download PDFInfo
- Publication number
- CN1208919C CN1208919C CNB021059683A CN02105968A CN1208919C CN 1208919 C CN1208919 C CN 1208919C CN B021059683 A CNB021059683 A CN B021059683A CN 02105968 A CN02105968 A CN 02105968A CN 1208919 C CN1208919 C CN 1208919C
- Authority
- CN
- China
- Prior art keywords
- section
- signal
- demodulation
- receiving
- data
- 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.)
- Expired - Fee Related
Links
Images
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
-
- 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
- H04B1/712—Weighting of fingers for combining, e.g. amplitude control or phase rotation using an inner loop
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Noise Elimination (AREA)
Abstract
Description
Claims (14)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001310345A JP3871540B2 (ja) | 2001-10-05 | 2001-10-05 | 受信装置および半導体装置 |
| JP310345/2001 | 2001-10-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1411193A CN1411193A (zh) | 2003-04-16 |
| CN1208919C true CN1208919C (zh) | 2005-06-29 |
Family
ID=19129334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021059683A Expired - Fee Related CN1208919C (zh) | 2001-10-05 | 2002-04-12 | 接收装置和半导体装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US7035318B2 (zh) |
| EP (1) | EP1300961B1 (zh) |
| JP (1) | JP3871540B2 (zh) |
| CN (1) | CN1208919C (zh) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6771693B2 (en) | 2001-12-27 | 2004-08-03 | Interdigital Technology Corporation | Enhanced rake structure |
| US7103091B2 (en) * | 2002-05-07 | 2006-09-05 | Stmicroelectronics, Inc. | Common data path rake receiver for a CDMA demodulator circuit |
| US7702035B2 (en) * | 2002-07-03 | 2010-04-20 | Freescale Semiconductor, Inc. | Searching method and apparatus for processing digital communication signals |
| JP5312040B2 (ja) * | 2005-12-14 | 2013-10-09 | テレフオンアクチーボラゲット エル エム エリクソン(パブル) | スペクトル拡散受信機において使用されるオンデマンド逆拡散処理 |
| CN101127973B (zh) * | 2006-12-18 | 2011-11-02 | 浙江华立通信集团有限公司 | Td-scdma/3g/4g终端多径接收合并器 |
| EP1976138A3 (en) | 2007-03-30 | 2009-05-20 | MediaTek, Inc | Time shared rake fingers and path searcher |
| JP5320811B2 (ja) * | 2008-05-13 | 2013-10-23 | 富士通株式会社 | Rake受信機、基地局装置、受信制御方法および受信制御プログラム |
| CN103546193B (zh) * | 2012-07-09 | 2017-02-08 | 中兴通讯股份有限公司 | 重构处理方法及装置 |
| WO2025197303A1 (ja) * | 2024-03-21 | 2025-09-25 | ソニーセミコンダクタソリューションズ株式会社 | 積和演算装置及び集積回路 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5682403A (en) * | 1995-05-04 | 1997-10-28 | Wavelink Communications | Spread spectrum communication network signal processor |
| FR2737362B1 (fr) * | 1995-07-25 | 1997-10-10 | Matra Communication | Procede de selection des retards de propagation retenus pour recevoir des messages transmis par radiocommunication a etalement de spectre |
| JP2820918B2 (ja) * | 1996-03-08 | 1998-11-05 | 株式会社ワイ・アール・ピー移動通信基盤技術研究所 | スペクトル拡散通信装置 |
| US5903550A (en) * | 1997-01-02 | 1999-05-11 | Motorola, Inc. | Method and system for parallel demodulation of multiple chips of a CDMA signal |
| JP3680592B2 (ja) * | 1998-10-30 | 2005-08-10 | 株式会社日立製作所 | 通信装置 |
| DE69930224T2 (de) * | 1999-12-10 | 2006-12-14 | Lucent Technologies Inc. | Zeitmultiplex Rake-Finger für WCDMA |
| JP3414353B2 (ja) * | 2000-03-15 | 2003-06-09 | 日本電気株式会社 | Cdma復調装置及びその方法 |
| US7065128B2 (en) * | 2000-07-31 | 2006-06-20 | Infineon Technologies Ag | Apparatus and methods for sample selection and reuse of rake fingers in spread spectrum systems |
-
2001
- 2001-10-05 JP JP2001310345A patent/JP3871540B2/ja not_active Expired - Fee Related
-
2002
- 2002-03-20 EP EP20020251992 patent/EP1300961B1/en not_active Expired - Lifetime
- 2002-03-26 US US10/105,191 patent/US7035318B2/en not_active Expired - Lifetime
- 2002-04-12 CN CNB021059683A patent/CN1208919C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP3871540B2 (ja) | 2007-01-24 |
| EP1300961B1 (en) | 2014-08-13 |
| EP1300961A2 (en) | 2003-04-09 |
| JP2003115821A (ja) | 2003-04-18 |
| CN1411193A (zh) | 2003-04-16 |
| US7035318B2 (en) | 2006-04-25 |
| US20030067965A1 (en) | 2003-04-10 |
| EP1300961A3 (en) | 2004-12-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090206 Address after: Tokyo, Japan Patentee after: FUJITSU MICROELECTRONICS Ltd. Address before: Kanagawa, Japan Patentee before: Fujitsu Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: FUJITSU MICROELECTRONICS CO., LTD. Free format text: FORMER OWNER: FUJITSU LIMITED Effective date: 20090206 |
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| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: Kanagawa Patentee after: Fujitsu Microelectronics Ltd. Address before: Tokyo, Japan Patentee before: Fujitsu Microelectronics Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: SUOSI FUTURE CO., LTD. Free format text: FORMER OWNER: FUJITSU SEMICONDUCTOR CO., LTD. Effective date: 20150611 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee |
Owner name: FUJITSU SEMICONDUCTOR CO., LTD. Free format text: FORMER NAME: FUJITSU MICROELECTRON CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Kanagawa Patentee after: FUJITSU MICROELECTRONICS Ltd. Address before: Kanagawa Patentee before: Fujitsu Microelectronics Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150611 Address after: Kanagawa Patentee after: SOCIONEXT Inc. Address before: Kanagawa Patentee before: FUJITSU MICROELECTRONICS Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050629 Termination date: 20190412 |
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| CF01 | Termination of patent right due to non-payment of annual fee |