DE69828235D1 - CDMA-Empfangsverfahren und Empfänger - Google Patents
CDMA-Empfangsverfahren und EmpfängerInfo
- Publication number
- DE69828235D1 DE69828235D1 DE69828235T DE69828235T DE69828235D1 DE 69828235 D1 DE69828235 D1 DE 69828235D1 DE 69828235 T DE69828235 T DE 69828235T DE 69828235 T DE69828235 T DE 69828235T DE 69828235 D1 DE69828235 D1 DE 69828235D1
- Authority
- DE
- Germany
- Prior art keywords
- receiver
- reception method
- cdma reception
- cdma
- reception
- 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
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
- H04B1/7113—Determination of path profile
-
- 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
-
- 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
- H04B1/709—Correlator structure
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Filters That Use Time-Delay Elements (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP26905297A JP2991170B2 (ja) | 1997-10-01 | 1997-10-01 | Cdma受信装置および方法 |
JP26905297 | 1997-10-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69828235D1 true DE69828235D1 (de) | 2005-01-27 |
DE69828235T2 DE69828235T2 (de) | 2005-12-08 |
Family
ID=17467008
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1998628235 Expired - Fee Related DE69828235T2 (de) | 1997-10-01 | 1998-09-30 | CDMA-Empfangsverfahren und Empfänger |
Country Status (5)
Country | Link |
---|---|
US (1) | US6351462B1 (de) |
EP (1) | EP0907259B1 (de) |
JP (1) | JP2991170B2 (de) |
KR (1) | KR100302942B1 (de) |
DE (1) | DE69828235T2 (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100305771B1 (ko) * | 1999-11-18 | 2001-10-18 | 서평원 | 무선가입자망의 동기신호 수신 장치 |
US6650688B1 (en) * | 1999-12-20 | 2003-11-18 | Intel Corporation | Chip rate selectable square root raised cosine filter for mobile telecommunications |
JP3805205B2 (ja) * | 2000-04-06 | 2006-08-02 | 株式会社エヌ・ティ・ティ・ドコモ | Cdmaセルラ方式における通信品質測定方法およびその装置 |
US7154958B2 (en) * | 2000-07-05 | 2006-12-26 | Texas Instruments Incorporated | Code division multiple access wireless system with time reversed space time block transmitter diversity |
KR100394850B1 (ko) * | 2000-11-02 | 2003-08-19 | 주식회사 하이닉스반도체 | 씨엠에이를 이용한 직교 왈쉬 역확산기 |
KR100510434B1 (ko) * | 2001-04-09 | 2005-08-26 | 니폰덴신뎅와 가부시키가이샤 | Ofdm신호전달 시스템, ofdm신호 송신장치 및ofdm신호 수신장치 |
US7203181B2 (en) * | 2002-06-28 | 2007-04-10 | Interdigital Technology Corporation | CDMA system transmission matrix coefficient calculation |
US7272176B2 (en) | 2003-02-18 | 2007-09-18 | Qualcomm Incorporated | Communication receiver with an adaptive equalizer |
US7257377B2 (en) | 2003-02-18 | 2007-08-14 | Qualcomm, Incorporated | Systems and methods for improving channel estimation |
US7085317B2 (en) * | 2003-02-18 | 2006-08-01 | Qualcomm, Inc. | Communication receiver with an adaptive equalizer length |
US20040161057A1 (en) * | 2003-02-18 | 2004-08-19 | Malladi Durga Prasad | Communication receiver with a rake-based adaptive equalizer |
US7366227B2 (en) * | 2003-11-13 | 2008-04-29 | Hyperband Communications, Inc. | Chip-to-symbol receiver despreader architectures and methods for despreading spread spectrum signals |
KR100899302B1 (ko) * | 2005-01-18 | 2009-05-27 | 가부시키가이샤 엔티티 도코모 | 이동 통신 단말 및 멀티패스 간섭 제거 방법 |
KR100928855B1 (ko) * | 2005-03-28 | 2009-11-30 | 닛본 덴끼 가부시끼가이샤 | Mimo 디코더 및 mimo 디코딩 방법 |
JP4129014B2 (ja) | 2005-08-10 | 2008-07-30 | 株式会社エヌ・ティ・ティ・ドコモ | 移動通信端末 |
GB0806064D0 (en) * | 2008-04-03 | 2008-05-14 | Icera Inc | Equalisation processing |
EP2264921B1 (de) * | 2008-04-10 | 2020-08-12 | Panasonic Intellectual Property Management Co., Ltd. | Empfangsvorrichtung, empfangsverfahren, integrierter schaltkreis, digitaler fernsehempfänger und programm |
US9679260B2 (en) * | 2014-03-20 | 2017-06-13 | Huawei Technologies Co., Ltd. | System and method for adaptive filter |
CN104009735B (zh) * | 2014-05-28 | 2017-04-05 | 重庆科技学院 | 卡尔曼滤波器在s7‑300系列plc中的实现方法 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05183456A (ja) * | 1991-12-27 | 1993-07-23 | Nec Corp | 制御信号発生装置 |
JPH06141021A (ja) | 1992-10-27 | 1994-05-20 | N T T Idou Tsuushinmou Kk | 符号分割多重通信用送受信装置 |
US5488629A (en) * | 1993-02-17 | 1996-01-30 | Matsushita Electric Industrial Co., Ltd. | Signal processing circuit for spread spectrum communications |
US5353300A (en) * | 1993-06-07 | 1994-10-04 | Motorola, Inc. | Communication method for an adaptive direct sequence CDMA communication system |
JP2636712B2 (ja) * | 1993-12-08 | 1997-07-30 | 日本電気株式会社 | 移動通信装置 |
JP2734953B2 (ja) | 1993-12-16 | 1998-04-02 | 日本電気株式会社 | Cdma受信装置 |
JP2734952B2 (ja) * | 1993-12-16 | 1998-04-02 | 日本電気株式会社 | Cdma基地局受信装置 |
US5572552A (en) * | 1994-01-27 | 1996-11-05 | Ericsson Ge Mobile Communications Inc. | Method and system for demodulation of downlink CDMA signals |
JP3409451B2 (ja) | 1994-08-11 | 2003-05-26 | 松下電器産業株式会社 | 直接変換受信機 |
JPH0865205A (ja) * | 1994-08-24 | 1996-03-08 | Matsushita Electric Ind Co Ltd | Cdma方式移動通信装置 |
JPH0865206A (ja) | 1994-08-24 | 1996-03-08 | Matsushita Electric Ind Co Ltd | Cdma方式受信装置 |
JPH08116303A (ja) | 1994-10-18 | 1996-05-07 | Toshiba Corp | スペクトラム拡散無線通信システムおよびこのシステムで使用される基地局用無線通信装置並びに移動局用無線通信装置 |
JP2655108B2 (ja) | 1994-12-12 | 1997-09-17 | 日本電気株式会社 | Cdma送受信装置 |
JP3243775B2 (ja) | 1994-12-27 | 2002-01-07 | 株式会社エヌ・ティ・ティ・ドコモ | 符号分割多重信号受信装置 |
JP2705613B2 (ja) * | 1995-01-31 | 1998-01-28 | 日本電気株式会社 | 周波数オフセット補正装置 |
JP2723094B2 (ja) * | 1995-11-07 | 1998-03-09 | 日本電気株式会社 | Cdma受信装置 |
JP3681230B2 (ja) * | 1996-07-30 | 2005-08-10 | 松下電器産業株式会社 | スペクトル拡散通信装置 |
JP2800796B2 (ja) * | 1996-08-12 | 1998-09-21 | 日本電気株式会社 | Cdma同期捕捉回路 |
-
1997
- 1997-10-01 JP JP26905297A patent/JP2991170B2/ja not_active Expired - Fee Related
-
1998
- 1998-09-30 DE DE1998628235 patent/DE69828235T2/de not_active Expired - Fee Related
- 1998-09-30 EP EP19980250347 patent/EP0907259B1/de not_active Expired - Lifetime
- 1998-10-01 KR KR1019980041340A patent/KR100302942B1/ko not_active IP Right Cessation
- 1998-10-01 US US09/164,699 patent/US6351462B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0907259A2 (de) | 1999-04-07 |
KR100302942B1 (ko) | 2001-11-02 |
DE69828235T2 (de) | 2005-12-08 |
EP0907259A3 (de) | 2003-03-19 |
US6351462B1 (en) | 2002-02-26 |
EP0907259B1 (de) | 2004-12-22 |
KR19990036758A (ko) | 1999-05-25 |
JP2991170B2 (ja) | 1999-12-20 |
JPH11112386A (ja) | 1999-04-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |