KR100407342B1 - 부호분할다중접속 통신시스템의 통신장치 및 방법 - Google Patents
부호분할다중접속 통신시스템의 통신장치 및 방법 Download PDFInfo
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- KR100407342B1 KR100407342B1 KR1019990002311A KR19990002311A KR100407342B1 KR 100407342 B1 KR100407342 B1 KR 100407342B1 KR 1019990002311 A KR1019990002311 A KR 1019990002311A KR 19990002311 A KR19990002311 A KR 19990002311A KR 100407342 B1 KR100407342 B1 KR 100407342B1
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0041—Arrangements at the transmitter end
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- 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
- H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
- H03M13/23—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using convolutional codes, e.g. unit memory codes
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- 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
- H03M13/63—Joint error correction and other techniques
- H03M13/635—Error control coding in combination with rate matching
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/10—Code generation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/16—Code allocation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0059—Convolutional codes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0067—Rate matching
- H04L1/0068—Rate matching by puncturing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0071—Use of interleaving
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Theoretical Computer Science (AREA)
- Error Detection And Correction (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (20)
- 적어도 2개 이상의 캐리어를 사용하는 통신장치에 있어서,입력되는 정보 비트데이타에 따른 씨알씨(CRC)비트를 생성하며, 상기 생성된 CRC비트를 상기 정보 비트데이타에 부가하는 CRC생성기와,상기 CRC비트가 부가된 정보 비트데이타를 생성 다항식이 (457, 755, 551, 637, 625, 727)인 1/6길쌈부호기를 이용하여 채널부호화하는 채널부호기와,상기 채널부호화된 심볼들을 인터리빙하는 인터리버와,상기 부호화된 심볼들을 송신할 시 적어도 하나 이상의 캐리어로 수신된 데이타를 사용하여 복호할 수 있도록 상기 채널 부호화된 비트들을 출력하기 위한 제어신호를 발생하는 채널제어기와,상기 인터리빙된 심볼들을 상기 적어도 2개 이상의 캐리어에 할당하는 심볼분배기로 구성된 것을 특징으로 하는 통신장치.
- 제1항에 있어서, 상기 채널부호기가,입력되는 정보비트들을 각각 지연하여 제1-제8지연데이타들을 발생하는 복수의 지연기들과,상기 입력데이타, 제3,제5,제6,제7 및 제8지연데이타들을 배타적 논리합하여 제1심볼을 생성하는 제1연산기와,상기 입력데이타, 제1,제2,제3,제5,제6 및 제8지연데이타들을 배타적 논리합하여 제2심볼을 생성하는 제2연산기와,상기 입력데이타, 제2,제3,제5 및 제8지연데이타들을 배타적 논리합하여 제3심볼을 생성하는 제3연산기와,상기 입력데이타, 제1,제4,제5,제6,제7 및 제8지연데이타들을 배타적 논리합하여 제4심볼을 생성하는 제4연산기와,상기 입력데이타, 제1,제4,제6 및 제8지연데이타들을 배타적 논리합하여 제5심볼을 생성하는 제5연산기와,상기 입력데이타, 제1,제2,제4,제6,제7 및 제8지연데이타들을 배타적 논리합하여 제6심볼을 생성하는 제6연산기로 구성된 것을 특징으로 하는 부호분할다중접속 통신시스템의 통신장치.
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- 직접 확산 방식을 사용하는 부호분할다중접속 통신시스템의 통신장치에 있어서,입력되는 정보비트에 따른 씨알씨(CRC) 비트를 생성하며, 상기 CRC비트를 상기 입력정보에 부가하여 출력하는 CRC생성기와,생성다항식이 (457, 755, 551, 637, 625, 727)인 1/6 길쌈부호를 이용하여 상기 CRC비트가 부가된 정보비트들을 부호화하는 채널부호기와,상기 부호화된 심볼들을 인터리빙하여 출력하는 인터리버로 구성된 것을 특징으로 하는 부호분할다중접속 통신시스템의 통신장치.
- 제17항에 있어서, 상기 채널부호기가입력되는 정보비트들을 각각 지연하여 제1-제8지연데이타들을 발생하는 복수의 지연기들과,상기 입력데이타, 제3,제5,제6,제7 및 제8지연데이타들을 배타적 논리합하여 제1심볼을 생성하는 제1연산기와,상기 입력데이타, 제1,제2,제3,제5,제6 및 제8지연데이타들을 배타적 논리합하여 제2심볼을 생성하는 제2연산기와,상기 입력데이타, 제2,제3,제5 및 제8지연데이타들을 배타적 논리합하여 제3심볼을 생성하는 제3연산기와,상기 입력데이타, 제1,제4,제5,제6,제7 및 제8지연데이타들을 배타적 논리합하여 제4심볼을 생성하는 제4연산기와,상기 입력데이타, 제1,제4,제6 및 제8지연데이타들을 배타적 논리합하여 제5심볼을 생성하는 제5연산기와,상기 입력데이타, 제1,제2,제4,제6,제7 및 제8지연데이타들을 배타적 논리합하여 제6심볼을 생성하는 제6연산기로 구성된 것을 특징으로 하는 부호분할다중접속 통신시스템의 통신장치.
- 삭제
- 직접확산방식을 사용하는 부호분할다중접속 통신시스템의 통신방법에 있어서,입력되는 정보 비트데이타에 따른 씨알씨 비트들을 생성한 후, 상기 생성된 CRC비트들을 상기 정보 비트데이타에 부가하는 과정과,상기 CRC비트가 부가된 상기 정보 비트데이타들을 생성다항식이 (457, 755, 551, 637, 625, 727)인 1/6 길쌈부호기를 통해 채널부호화하는 과정과,상기 채널부호화된 심볼들을 인터리빙하여 출력하는 과정으로 이루어짐을 특징으로 하는 직접확산방식을 사용하는 부호분할다중접속 통신시스템의 통신방법.
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU23290/00A AU756591B2 (en) | 1999-01-21 | 2000-01-21 | A communication apparatus and method for a cdma communication system |
EP00902165A EP1151546B1 (en) | 1999-01-21 | 2000-01-21 | A communication apparatus and method for a cdma communication system |
BR0007631-7A BR0007631A (pt) | 1999-01-21 | 2000-01-21 | Aparelho e método de comunicação para um sistema de comunicação cdma |
PCT/KR2000/000046 WO2000044105A1 (en) | 1999-01-21 | 2000-01-21 | A communication apparatus and method for a cdma communication system |
CA002356904A CA2356904C (en) | 1999-01-21 | 2000-01-21 | A communication apparatus and method for a cdma communication system |
US09/489,235 US6674807B1 (en) | 1999-01-21 | 2000-01-21 | Communication apparatus and method for a CDMA communication system |
CNB008029121A CN1178404C (zh) | 1999-01-21 | 2000-01-21 | 用于cdma通信系统的通信装置和方法 |
DE60006071T DE60006071T2 (de) | 1999-01-21 | 2000-01-21 | Verfahren und gerät eines cdma-systems |
Applications Claiming Priority (2)
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KR19980020141 | 1998-05-30 | ||
KR1019980020141 | 1998-05-30 |
Publications (2)
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KR19990087851A KR19990087851A (ko) | 1999-12-27 |
KR100407342B1 true KR100407342B1 (ko) | 2003-11-28 |
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KR1019990002311A KR100407342B1 (ko) | 1998-05-30 | 1999-01-21 | 부호분할다중접속 통신시스템의 통신장치 및 방법 |
Country Status (14)
Country | Link |
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US (1) | US6400703B1 (ko) |
EP (2) | EP1437872B1 (ko) |
JP (2) | JP2002517944A (ko) |
KR (1) | KR100407342B1 (ko) |
CN (2) | CN1303549A (ko) |
AU (1) | AU756159B2 (ko) |
BR (1) | BR9910836A (ko) |
CA (1) | CA2333258C (ko) |
DE (2) | DE69916830T2 (ko) |
ES (2) | ES2220064T3 (ko) |
ID (1) | ID27372A (ko) |
MY (1) | MY128666A (ko) |
RU (1) | RU2197786C2 (ko) |
WO (1) | WO1999063692A1 (ko) |
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WO1999063692A1 (en) | 1999-12-09 |
DE69925173D1 (de) | 2005-06-09 |
ES2240955T3 (es) | 2005-10-16 |
EP1084540B1 (en) | 2004-04-28 |
EP1437872A1 (en) | 2004-07-14 |
JP2002517944A (ja) | 2002-06-18 |
DE69916830T2 (de) | 2004-09-23 |
KR19990087851A (ko) | 1999-12-27 |
CA2333258C (en) | 2006-08-01 |
EP1084540A1 (en) | 2001-03-21 |
EP1437872B1 (en) | 2005-05-04 |
DE69925173T2 (de) | 2005-09-29 |
MY128666A (en) | 2007-02-28 |
RU2197786C2 (ru) | 2003-01-27 |
CN101222293A (zh) | 2008-07-16 |
JP3730972B2 (ja) | 2006-01-05 |
BR9910836A (pt) | 2001-02-13 |
AU4169899A (en) | 1999-12-20 |
JP2004007646A (ja) | 2004-01-08 |
ES2220064T3 (es) | 2004-12-01 |
US6400703B1 (en) | 2002-06-04 |
CN1303549A (zh) | 2001-07-11 |
DE69916830D1 (de) | 2004-06-03 |
ID27372A (id) | 2001-04-05 |
AU756159B2 (en) | 2003-01-02 |
CA2333258A1 (en) | 1999-12-09 |
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