KR100431418B1 - 무선 통신 시스템 - Google Patents
무선 통신 시스템 Download PDFInfo
- Publication number
- KR100431418B1 KR100431418B1 KR10-2001-0031717A KR20010031717A KR100431418B1 KR 100431418 B1 KR100431418 B1 KR 100431418B1 KR 20010031717 A KR20010031717 A KR 20010031717A KR 100431418 B1 KR100431418 B1 KR 100431418B1
- Authority
- KR
- South Korea
- Prior art keywords
- samples
- base station
- delay line
- signals
- code
- Prior art date
Links
- 238000004891 communication Methods 0.000 title claims abstract description 10
- 238000000034 method Methods 0.000 claims description 6
- 238000005070 sampling Methods 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
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- 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
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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
- H04B1/709—Correlator structure
- H04B1/7093—Matched filter type
-
- 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
- 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
- H04B2201/70707—Efficiency-related aspects
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Circuits Of Receivers In General (AREA)
- Time-Division Multiplex Systems (AREA)
Abstract
Description
Claims (3)
- 무선 통신 시스템에 있어서,광대역 코드 분할 다중 엑세스 멀티플렉싱 기술을 사용하여 서로 통신하기 위해 배치되는 베이스 스테이션과 복수의 이동 스테이션들을 포함하고, 상기 베이스 스테이션은 공지된 샘플링 레이트로 동작하고 각 이동 스테이션으로부터 시간 변위된 신호를 수신하기 위해 각각 배치되는 복수의 P개의 분리 안테나들을 가지고,상기 샘플링 레이트의 P배의 레이트로 상기 안테나의 출력들을 멀티플렉싱하여 각각의 상기 P개의 안테나의 출력으로부터 취해진 제 1 샘플이 P개의 제 1 샘플들의 연속으로 발생하고 그다음 P개의 제 2 샘플들 등으로 후속 샘플들로 진행하여 발생하게 하기 위한 멀티플렉싱 시스템과,각각의 P 번째 소자가 텝된 출력을 갖는 상기 멀티플렉서 시스템의 출력에 연결된 P x N 직렬 연결된 소자들을 갖는 텝된 지연 라인과,상기 지연 라인의 N개의 출력들에 연결되고 국부적으로 발생된 코드 신호와 상기 텝된 지연 라인으로 부터의 출력들을 교차 상관하도록 동작하는 N 입력 상관 수단을 포함하는 무선 통신 시스템.
- 제 1 항에 있어서,상기 상관 수단은, 상기 국부적으로 생성된 코드에 의해 결정되는 계수와 각각의 입력에 도달하는 신호를 승산하기 위한 승산수단과, 각각의 상기 입력들에 대한 결과 프로덕트들을 합산하는 합산 수단과, 상관의 표시를 제공하기 위해 각각의 합이 미리 정해진 임계값을 초과할 때를 모니터링하기 위한 임계 수단을 포함하는 무선 통신 시스템.
- 제 1 항 또는 제 2 항에 있어서,상기 P는 4로서, 4개의 안테나 중 2개는 상기 베이스 스테이션에 의해 할당된 하나의 120°세그먼트 내에서 동작하고 나머지 2개의 안테나는 상기 베이스 스테이션에 의해 할당된 인접한 120°세그먼트 내에서 동작하는 무선 통신 시스템.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP00304776A EP1162755B1 (en) | 2000-06-06 | 2000-06-06 | Code matched filter for a CDMA diversity radio receiver |
EP00304776.8 | 2000-06-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010110358A KR20010110358A (ko) | 2001-12-13 |
KR100431418B1 true KR100431418B1 (ko) | 2004-05-14 |
Family
ID=8173047
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2001-0031717A KR100431418B1 (ko) | 2000-06-06 | 2001-06-07 | 무선 통신 시스템 |
Country Status (9)
Country | Link |
---|---|
US (1) | US6967939B2 (ko) |
EP (1) | EP1162755B1 (ko) |
JP (1) | JP4812185B2 (ko) |
KR (1) | KR100431418B1 (ko) |
CN (1) | CN1328387A (ko) |
AT (1) | ATE326794T1 (ko) |
BR (1) | BR0102146A (ko) |
CA (1) | CA2345837A1 (ko) |
DE (1) | DE60028015T2 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101724949B1 (ko) * | 2015-11-18 | 2017-04-07 | 현대자동차주식회사 | 차량의 클러치 제어방법 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1326273B1 (en) * | 2001-12-28 | 2012-01-18 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device |
WO2004019510A1 (en) * | 2002-08-21 | 2004-03-04 | Koninklijke Philips Electronics N.V. | Delay line for multiple propagation paths reception |
US8194351B2 (en) * | 2005-04-08 | 2012-06-05 | Seagate Technology Llc | Suspension assembly with molded structures |
RU193623U1 (ru) * | 2019-07-16 | 2019-11-07 | ФЕДЕРАЛЬНОЕ ГОСУДАРСТВЕННОЕ КАЗЕННОЕ ВОЕННОЕ ОБРАЗОВАТЕЛЬНОЕ УЧРЕЖДЕНИЕ ВЫСШЕГО ОБРАЗОВАНИЯ Военная академия Ракетных войск стратегического назначения имени Петра Великого МИНИСТЕРСТВА ОБОРОНЫ РОССИЙСКОЙ ФЕДЕРАЦИИ | Согласованный фильтр |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0978962A1 (en) * | 1998-02-13 | 2000-02-09 | Sony Corporation | Transmitting method, receiving method, transmitter, and receiver |
JP2000134181A (ja) * | 1998-10-23 | 2000-05-12 | Hitachi Ltd | 符号分割多元接続方式移動通信システムにおける通信装置 |
JP2001053660A (ja) * | 1999-08-05 | 2001-02-23 | Matsushita Electric Ind Co Ltd | 適応アレーアンテナ受信機、適応アレーアンテナ送信機および適応アレーアンテナ通信システム |
KR20010021040A (ko) * | 1999-06-30 | 2001-03-15 | 가네꼬 히사시 | Cdma 기지국 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3047703B2 (ja) * | 1993-09-03 | 2000-06-05 | ケイディディ株式会社 | ダイバーシチ方式 |
JP2734953B2 (ja) * | 1993-12-16 | 1998-04-02 | 日本電気株式会社 | Cdma受信装置 |
SE522587C2 (sv) * | 1998-02-16 | 2004-02-24 | Ericsson Telefon Ab L M | Förfarande och mottagaranordning för mottagning av upprepade skurar i ett radiokommunikationssystem |
US6009091A (en) * | 1998-03-13 | 1999-12-28 | Motorola, Inc. | Method and apparatus for mobile station location within a communication system |
JP3967452B2 (ja) * | 1998-03-13 | 2007-08-29 | 株式会社東芝 | スペクトラム拡散無線伝送受信装置 |
FI106663B (fi) * | 1998-03-27 | 2001-03-15 | Nokia Networks Oy | Tiedonsiirtomenetelmä ja radiojärjestelmä |
JP2000068894A (ja) * | 1998-08-25 | 2000-03-03 | Uniden Corp | 直接スペクトラム拡散用ディジタルフィルタ |
JP3967472B2 (ja) * | 1998-09-07 | 2007-08-29 | 富士通株式会社 | Cdma受信機 |
JP3680592B2 (ja) * | 1998-10-30 | 2005-08-10 | 株式会社日立製作所 | 通信装置 |
JP3747395B2 (ja) * | 1999-03-15 | 2006-02-22 | 富士通株式会社 | 無線通信装置 |
US6463048B1 (en) * | 1999-07-21 | 2002-10-08 | Lucent Technologies Inc. | Code generator for multiple rake finger and method of use |
GB0029426D0 (en) * | 2000-12-02 | 2001-01-17 | Koninkl Philips Electronics Nv | Radio communication system |
US20020154705A1 (en) * | 2000-03-22 | 2002-10-24 | Walton Jay R. | High efficiency high performance communications system employing multi-carrier modulation |
-
2000
- 2000-06-06 AT AT00304776T patent/ATE326794T1/de not_active IP Right Cessation
- 2000-06-06 DE DE60028015T patent/DE60028015T2/de not_active Expired - Lifetime
- 2000-06-06 EP EP00304776A patent/EP1162755B1/en not_active Expired - Lifetime
-
2001
- 2001-05-01 CA CA002345837A patent/CA2345837A1/en not_active Abandoned
- 2001-05-24 JP JP2001155235A patent/JP4812185B2/ja not_active Expired - Fee Related
- 2001-05-28 BR BR0102146-0A patent/BR0102146A/pt not_active IP Right Cessation
- 2001-06-01 US US09/873,069 patent/US6967939B2/en not_active Expired - Lifetime
- 2001-06-06 CN CN01121220A patent/CN1328387A/zh active Pending
- 2001-06-07 KR KR10-2001-0031717A patent/KR100431418B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0978962A1 (en) * | 1998-02-13 | 2000-02-09 | Sony Corporation | Transmitting method, receiving method, transmitter, and receiver |
JP2000134181A (ja) * | 1998-10-23 | 2000-05-12 | Hitachi Ltd | 符号分割多元接続方式移動通信システムにおける通信装置 |
KR20010021040A (ko) * | 1999-06-30 | 2001-03-15 | 가네꼬 히사시 | Cdma 기지국 |
JP2001053660A (ja) * | 1999-08-05 | 2001-02-23 | Matsushita Electric Ind Co Ltd | 適応アレーアンテナ受信機、適応アレーアンテナ送信機および適応アレーアンテナ通信システム |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101724949B1 (ko) * | 2015-11-18 | 2017-04-07 | 현대자동차주식회사 | 차량의 클러치 제어방법 |
Also Published As
Publication number | Publication date |
---|---|
CA2345837A1 (en) | 2001-12-06 |
KR20010110358A (ko) | 2001-12-13 |
DE60028015T2 (de) | 2007-04-19 |
ATE326794T1 (de) | 2006-06-15 |
BR0102146A (pt) | 2002-04-23 |
CN1328387A (zh) | 2001-12-26 |
JP2002026776A (ja) | 2002-01-25 |
US6967939B2 (en) | 2005-11-22 |
EP1162755B1 (en) | 2006-05-17 |
EP1162755A1 (en) | 2001-12-12 |
JP4812185B2 (ja) | 2011-11-09 |
US20020015441A1 (en) | 2002-02-07 |
DE60028015D1 (de) | 2006-06-22 |
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