ATE397327T1 - Verfahren und vorrichtung zur effizienten walsh- kodierung und summierung von signalen in einem kommunikationssystem - Google Patents
Verfahren und vorrichtung zur effizienten walsh- kodierung und summierung von signalen in einem kommunikationssystemInfo
- Publication number
- ATE397327T1 ATE397327T1 AT01979316T AT01979316T ATE397327T1 AT E397327 T1 ATE397327 T1 AT E397327T1 AT 01979316 T AT01979316 T AT 01979316T AT 01979316 T AT01979316 T AT 01979316T AT E397327 T1 ATE397327 T1 AT E397327T1
- Authority
- AT
- Austria
- Prior art keywords
- block
- phase
- signals
- data
- data symbols
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/0007—Code type
- H04J13/004—Orthogonal
- H04J13/0048—Walsh
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/27—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes using interleaving techniques
- H03M13/2703—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes using interleaving techniques the interleaver involving at least two directions
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Probability & Statistics with Applications (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mobile Radio Communication Systems (AREA)
- Error Detection And Correction (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Radio Relay Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/676,346 US6847677B1 (en) | 2000-09-29 | 2000-09-29 | Method and apparatus for efficient Walsh covering and summing of signals in a communication system |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE397327T1 true ATE397327T1 (de) | 2008-06-15 |
Family
ID=24714158
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT01979316T ATE397327T1 (de) | 2000-09-29 | 2001-09-27 | Verfahren und vorrichtung zur effizienten walsh- kodierung und summierung von signalen in einem kommunikationssystem |
Country Status (11)
Country | Link |
---|---|
US (2) | US6847677B1 (de) |
EP (1) | EP1320940B1 (de) |
JP (1) | JP4913312B2 (de) |
KR (1) | KR100838959B1 (de) |
CN (1) | CN100474785C (de) |
AT (1) | ATE397327T1 (de) |
AU (1) | AU2002211290A1 (de) |
BR (1) | BR0114239A (de) |
DE (1) | DE60134244D1 (de) |
TW (1) | TW510090B (de) |
WO (1) | WO2002027959A2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6731668B2 (en) * | 2001-01-05 | 2004-05-04 | Qualcomm Incorporated | Method and system for increased bandwidth efficiency in multiple input—multiple output channels |
US7161971B2 (en) * | 2002-04-29 | 2007-01-09 | Qualcomm, Incorporated | Sending transmission format information on dedicated channels |
US7158556B2 (en) * | 2002-04-29 | 2007-01-02 | Qualcomm, Incorporated | Reliable conveyance of orthogonal space information |
KR100526541B1 (ko) * | 2003-02-28 | 2005-11-08 | 삼성전자주식회사 | 이동통신 시스템의 기지국 모뎀에서 심볼 버퍼 메모리장치 및 방법 |
KR20110031252A (ko) * | 2005-11-28 | 2011-03-24 | 교세라 가부시키가이샤 | 기지국 및 통신 방법 |
EP2923474A4 (de) * | 2012-11-26 | 2016-06-29 | Adc Telecommunications Inc | Zeitschlitz-mapping- und/oder aggregationselement für digitale funkfrequenztransportarchitektur |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
IL111469A0 (en) * | 1993-11-01 | 1994-12-29 | Omnipoint Corp | Despreading/demodulating direct sequence spread spectrum signals |
KR960003102B1 (ko) * | 1993-12-01 | 1996-03-04 | 재단법인 한국전자통신연구소 | 씨.디.엠.에이(cdma) 이동통신 기지국 변조장치의 채널 변조회로 및 그를 이용한 변조장치 |
US5710768A (en) | 1994-09-30 | 1998-01-20 | Qualcomm Incorporated | Method of searching for a bursty signal |
JPH0955714A (ja) * | 1995-08-11 | 1997-02-25 | Sharp Corp | スペクトル拡散通信システム |
US5926500A (en) * | 1996-05-28 | 1999-07-20 | Qualcomm Incorporated | Reduced peak-to-average transmit power high data rate CDMA wireless communication system |
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 |
US6185199B1 (en) * | 1997-07-23 | 2001-02-06 | Qualcomm Inc. | Method and apparatus for data transmission using time gated frequency division duplexing |
KR100269593B1 (ko) * | 1997-12-02 | 2000-10-16 | 정선종 | 다중 채널을 위한 직교 복소 확산 방법 및 그 장치 |
US6445714B1 (en) * | 1998-08-19 | 2002-09-03 | Nortel Networks Limited | Code generator for multiple correlators |
JP4332270B2 (ja) * | 1998-12-17 | 2009-09-16 | ノーテル・ネットワークス・リミテッド | 伝送遅延を判定する装置およびその方法 |
US6721349B1 (en) * | 1999-01-28 | 2004-04-13 | Qualcomm Incorporated | Method and apparatus for reducing peak-to-average ratio in a CDMA communication system |
AU2001231248A1 (en) * | 2000-01-28 | 2001-08-07 | Morphics Technology, Inc. | Apparatus and method for sub-chip offset correlation in spread-spectrum communication systems |
US7233627B2 (en) | 2000-02-23 | 2007-06-19 | Ipr Licensing, Inc. | Method for searching pilot signals to synchronize a CDMA receiver with an associated transmitter |
US6522683B1 (en) * | 2000-08-10 | 2003-02-18 | Qualcomm, Incorporated | Method and apparatus for adaptive linear equalization for walsh covered modulation |
JP4265864B2 (ja) * | 2000-08-15 | 2009-05-20 | 富士通株式会社 | 同期追跡回路 |
US6639907B2 (en) | 2000-09-26 | 2003-10-28 | Qualcomm, Incorporated | Method and apparatus for processing paging indicator bits transmitted on a quick paging channel |
US6975584B1 (en) * | 2000-09-29 | 2005-12-13 | Qualcomm, Incorporated | Communication system method and apparatus |
-
2000
- 2000-09-29 US US09/676,346 patent/US6847677B1/en not_active Expired - Lifetime
-
2001
- 2001-09-27 BR BRPI0114239-9A patent/BR0114239A/pt not_active IP Right Cessation
- 2001-09-27 AU AU2002211290A patent/AU2002211290A1/en not_active Abandoned
- 2001-09-27 JP JP2002531631A patent/JP4913312B2/ja not_active Expired - Lifetime
- 2001-09-27 CN CNB018195075A patent/CN100474785C/zh not_active Expired - Lifetime
- 2001-09-27 DE DE60134244T patent/DE60134244D1/de not_active Expired - Lifetime
- 2001-09-27 KR KR1020037004502A patent/KR100838959B1/ko active IP Right Grant
- 2001-09-27 WO PCT/US2001/030417 patent/WO2002027959A2/en active Application Filing
- 2001-09-27 EP EP01979316A patent/EP1320940B1/de not_active Expired - Lifetime
- 2001-09-27 AT AT01979316T patent/ATE397327T1/de not_active IP Right Cessation
- 2001-09-28 TW TW090124139A patent/TW510090B/zh not_active IP Right Cessation
-
2004
- 2004-10-05 US US10/959,516 patent/US7940832B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1320940B1 (de) | 2008-05-28 |
DE60134244D1 (de) | 2008-07-10 |
WO2002027959A2 (en) | 2002-04-04 |
WO2002027959A3 (en) | 2002-08-29 |
KR20030034231A (ko) | 2003-05-01 |
CN100474785C (zh) | 2009-04-01 |
US20050201448A1 (en) | 2005-09-15 |
AU2002211290A1 (en) | 2002-04-08 |
US6847677B1 (en) | 2005-01-25 |
EP1320940A2 (de) | 2003-06-25 |
US7940832B2 (en) | 2011-05-10 |
BR0114239A (pt) | 2006-09-12 |
CN1541455A (zh) | 2004-10-27 |
KR100838959B1 (ko) | 2008-06-16 |
JP4913312B2 (ja) | 2012-04-11 |
TW510090B (en) | 2002-11-11 |
JP2004515093A (ja) | 2004-05-20 |
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Legal Events
Date | Code | Title | Description |
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RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |