CN1934812B - 用于导频信号传输的方法和装置 - Google Patents
用于导频信号传输的方法和装置 Download PDFInfo
- Publication number
- CN1934812B CN1934812B CN2005800087998A CN200580008799A CN1934812B CN 1934812 B CN1934812 B CN 1934812B CN 2005800087998 A CN2005800087998 A CN 2005800087998A CN 200580008799 A CN200580008799 A CN 200580008799A CN 1934812 B CN1934812 B CN 1934812B
- Authority
- CN
- China
- Prior art keywords
- sequence
- pilot
- sequences
- gcl
- pilot sequence
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
- H04L27/2613—Structure of the reference signals
-
- 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
- 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
- H04B7/2621—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using frequency division multiple access [FDMA]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
- H04L27/2613—Structure of the reference signals
- H04L27/26132—Structure of the reference signals using repetition
-
- 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
- H04B2001/6912—Spread spectrum techniques using chirp
-
- 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
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/16—Code allocation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (22)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/813,476 | 2004-03-30 | ||
US10/813,476 US7426175B2 (en) | 2004-03-30 | 2004-03-30 | Method and apparatus for pilot signal transmission |
PCT/US2005/005478 WO2005104412A1 (en) | 2004-03-30 | 2005-02-22 | Method and apparatus for pilot signal transmission |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1934812A CN1934812A (zh) | 2007-03-21 |
CN1934812B true CN1934812B (zh) | 2011-08-17 |
Family
ID=35060410
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2005800087998A Expired - Lifetime CN1934812B (zh) | 2004-03-30 | 2005-02-22 | 用于导频信号传输的方法和装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7426175B2 (zh) |
EP (1) | EP1733494A4 (zh) |
KR (1) | KR100865251B1 (zh) |
CN (1) | CN1934812B (zh) |
IL (1) | IL177171A (zh) |
WO (1) | WO2005104412A1 (zh) |
Families Citing this family (82)
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KR100643740B1 (ko) * | 2004-04-09 | 2006-11-10 | 삼성전자주식회사 | 직교 주파수 분할 다중 방식을 사용하는 통신 시스템에서기지국 구분을 위한 파일럿 코드 패턴 송수신 장치 및 방법 |
ES2624152T3 (es) | 2004-05-01 | 2017-07-13 | Callahan Cellular L.L.C. | Métodos y aparatos para comunicaciones multi-portador con ancho de banda de canal variable |
US9525977B2 (en) * | 2004-06-15 | 2016-12-20 | Texas Instruments Incorporated | Broadcast multicast mode |
US20060039451A1 (en) * | 2004-08-23 | 2006-02-23 | Xiangyang Zhuang | Method and apparatus for fast cell search |
US20070066232A1 (en) * | 2005-09-22 | 2007-03-22 | Black Peter J | Pilot grouping and route protocols in multi-carrier communication systems |
US7778362B2 (en) * | 2005-03-28 | 2010-08-17 | Wisair Ltd. | Method and device for OFDM channel estimation |
US7904055B2 (en) * | 2005-08-23 | 2011-03-08 | Lg Electronics Inc. | Communicating message in mobile communication system |
CN101292461B (zh) * | 2005-08-23 | 2011-12-14 | 诺基亚公司 | 提供初始小区捕获和导频序列检测的装置、方法和计算机程序产品 |
WO2007037637A2 (en) * | 2005-09-28 | 2007-04-05 | Lg Electronics Inc. | A method and apparatus for channel estimation |
CN101300754B (zh) | 2005-10-31 | 2012-02-22 | Lg电子株式会社 | 在无线移动通信系统中发送和接收无线电接入信息的方法 |
KR101221890B1 (ko) | 2005-11-28 | 2013-01-15 | 엘지전자 주식회사 | 통신 시스템에서 코드 시퀀스 생성 방법, 신호 전송 방법,송신 장치, 코드 시퀀스 및 코드 시퀀스 세트 |
KR101253164B1 (ko) | 2006-07-07 | 2013-04-10 | 엘지전자 주식회사 | 통신 시스템에서의 코드 시퀀스와 이를 전송, 생성하는방법 및 장치 |
EP1955509A4 (en) * | 2005-11-28 | 2011-07-06 | Lg Electronics Inc | METHOD AND DEVICE FOR PRODUCING AND TRANSMITTING A CODE SEQUENCE IN A WIRELESS COMMUNICATION SYSTEM |
KR100930894B1 (ko) | 2006-07-04 | 2009-12-10 | 엘지전자 주식회사 | 통신 시스템에서의 코드 시퀀스와 이를 전송, 생성,분석하는 방법 및 장치 |
KR100872043B1 (ko) * | 2005-12-29 | 2008-12-05 | 삼성전자주식회사 | 광대역 무선접속 통신시스템에서 파일럿 패턴 결정 장치 및방법 |
EP1980062A4 (en) | 2006-01-05 | 2011-03-30 | Lg Electronics Inc | TRANSFER OF DATA IN A MOBILE COMMUNICATION SYSTEM |
KR101203841B1 (ko) | 2006-01-05 | 2012-11-21 | 엘지전자 주식회사 | 무선 통신 시스템에서의 페이징 메시지 전송 및 수신 방법 |
CN105515736A (zh) | 2006-01-05 | 2016-04-20 | Lg电子株式会社 | 在移动通信系统中发送数据 |
WO2007078171A2 (en) | 2006-01-05 | 2007-07-12 | Lg Electronics Inc. | Method of transmitting feedback information in a wireless communication system |
KR101187076B1 (ko) * | 2006-01-05 | 2012-09-27 | 엘지전자 주식회사 | 이동 통신 시스템에 있어서 신호 전송 방법 |
KR101319870B1 (ko) | 2006-01-05 | 2013-10-18 | 엘지전자 주식회사 | 이동 통신 시스템에서의 핸드오버 방법 |
KR101265628B1 (ko) | 2006-01-05 | 2013-05-22 | 엘지전자 주식회사 | 이동 통신 시스템에서의 무선 자원 스케줄링 방법 |
JP4527065B2 (ja) * | 2006-01-17 | 2010-08-18 | 株式会社エヌ・ティ・ティ・ドコモ | 移動局、通信システム及び送信方法 |
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CN103297371B (zh) | 2006-02-08 | 2018-01-16 | 联想创新有限公司(香港) | 单载波传输系统、通信装置和用于其中的单载波传输方法 |
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US7848438B2 (en) * | 2006-02-14 | 2010-12-07 | Motorola Mobility, Inc. | Method and apparatus for pilot signal transmission |
KR101387475B1 (ko) | 2006-03-22 | 2014-04-22 | 엘지전자 주식회사 | 복수의 네트워크 엔터티를 포함하는 이동 통신시스템에서의 데이터 처리 방법 |
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KR101459250B1 (ko) | 2006-05-09 | 2014-11-12 | 인터디지탈 테크날러지 코포레이션 | Ofdm-mimo 시스템을 위한 랜덤 액세스 채널 |
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KR101095420B1 (ko) | 2007-03-07 | 2011-12-16 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 통신 시스템에서의 시퀀스 할당 및 처리 방법과 장치 |
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CN108242988B (zh) * | 2016-12-26 | 2020-07-07 | 华为技术有限公司 | 一种确定导频序列长度的方法及装置 |
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WO2007109064A1 (en) * | 2006-03-17 | 2007-09-27 | Interdigital Technology Corporation | Method and apparatus for channel estimation using time-frequency localized pilots and de-noising techniques |
-
2004
- 2004-03-30 US US10/813,476 patent/US7426175B2/en not_active Expired - Lifetime
-
2005
- 2005-02-22 CN CN2005800087998A patent/CN1934812B/zh not_active Expired - Lifetime
- 2005-02-22 KR KR1020067020522A patent/KR100865251B1/ko active IP Right Grant
- 2005-02-22 WO PCT/US2005/005478 patent/WO2005104412A1/en not_active Application Discontinuation
- 2005-02-22 EP EP05713889A patent/EP1733494A4/en not_active Withdrawn
-
2006
- 2006-07-31 IL IL177171A patent/IL177171A/en active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US5493563A (en) * | 1993-07-26 | 1996-02-20 | Motorola, Inc. | Method and apparatus for mobile assisted handoff in a communication system |
US6704552B1 (en) * | 1999-09-09 | 2004-03-09 | Nec Corporation | Mobile communication apparatus with an automatic frequency controller |
Also Published As
Publication number | Publication date |
---|---|
US7426175B2 (en) | 2008-09-16 |
US20050226140A1 (en) | 2005-10-13 |
EP1733494A1 (en) | 2006-12-20 |
WO2005104412A1 (en) | 2005-11-03 |
KR20060130706A (ko) | 2006-12-19 |
IL177171A0 (en) | 2006-12-10 |
EP1733494A4 (en) | 2009-07-15 |
CN1934812A (zh) | 2007-03-21 |
KR100865251B1 (ko) | 2008-10-27 |
IL177171A (en) | 2011-09-27 |
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