BR9702621A - Transmissor para uso em um sistema de comunicação - Google Patents

Transmissor para uso em um sistema de comunicação

Info

Publication number
BR9702621A
BR9702621A BR9702621A BR9702621A BR9702621A BR 9702621 A BR9702621 A BR 9702621A BR 9702621 A BR9702621 A BR 9702621A BR 9702621 A BR9702621 A BR 9702621A BR 9702621 A BR9702621 A BR 9702621A
Authority
BR
Brazil
Prior art keywords
transmitter
communication system
communication
Prior art date
Application number
BR9702621A
Other languages
English (en)
Inventor
Hiroyasu Muto
Original Assignee
Nec Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nec Corp filed Critical Nec Corp
Publication of BR9702621A publication Critical patent/BR9702621A/pt

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
    • H04B1/76—Pilot transmitters or receivers for control of transmission or for equalising
    • 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
    • H04L1/22—Arrangements for detecting or preventing errors in the information received using redundant apparatus to increase reliability
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
BR9702621A 1996-07-19 1997-07-18 Transmissor para uso em um sistema de comunicação BR9702621A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19126796A JP2798127B2 (ja) 1996-07-19 1996-07-19 送信装置およびこれを含む通信装置

Publications (1)

Publication Number Publication Date
BR9702621A true BR9702621A (pt) 1998-09-08

Family

ID=16271708

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9702621A BR9702621A (pt) 1996-07-19 1997-07-18 Transmissor para uso em um sistema de comunicação

Country Status (5)

Country Link
US (1) US5933424A (pt)
JP (1) JP2798127B2 (pt)
KR (1) KR100255539B1 (pt)
CN (1) CN1084552C (pt)
BR (1) BR9702621A (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6285655B1 (en) 1997-09-08 2001-09-04 Qualcomm Inc. Method and apparatus for providing orthogonal spot beams, sectors, and picocells
US6317422B1 (en) * 1998-04-15 2001-11-13 Nortel Networks Limited Methods and apparatus of N-chip resistant spreading in CDMA systems
KR20000009140A (ko) 1998-07-21 2000-02-15 윤종용 확산대역 통신시스템의 초기 포착 및 프레임동기 장치 및 방법
JP3285012B2 (ja) * 1999-07-29 2002-05-27 日本電気株式会社 Ｃｄｍａ基地局送信装置
US6278726B1 (en) 1999-09-10 2001-08-21 Interdigital Technology Corporation Interference cancellation in a spread spectrum communication system
US6115406A (en) * 1999-09-10 2000-09-05 Interdigital Technology Corporation Transmission using an antenna array in a CDMA communication system
DE10001491A1 (de) * 2000-01-14 2001-07-19 Bosch Gmbh Robert Verfahren und Vorrichtung zur Synchronisation von Datenübertragungseinrichtungen
CA2361247C (en) * 2000-11-06 2008-10-07 Ntt Docomo, Inc. Transmitter, transmitting method, receiver, and receiving method for mc-cdma communication system
KR100720635B1 (ko) * 2001-04-05 2007-05-21 노오텔 네트웍스 리미티드 다중 코드 및 다중 안테나를 사용하는 무선 통신 시스템용송신기
US7551582B2 (en) * 2004-10-12 2009-06-23 Nextel Communications Inc. System and method for optimizing walsh code assignments
US9730135B1 (en) * 2016-07-28 2017-08-08 At&T Intellectual Property I, L.P. Radio access network resource configuration for groups of mobile devices
CN111901082A (zh) * 2020-01-16 2020-11-06 中兴通讯股份有限公司 信号处理方法、装置、第一通信节点和第二通信节点

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60256249A (ja) * 1984-06-01 1985-12-17 Toshiba Corp 情報伝送システム
US4910791A (en) * 1985-12-26 1990-03-20 Am Communications, Inc. Monitoring and control of data communications
US5103459B1 (en) * 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
JPH0637651A (ja) * 1992-07-20 1994-02-10 Nec Corp 無線送信装置
JPH07123014A (ja) * 1993-10-21 1995-05-12 Fujitsu Ltd 無線送信装置
DE69534067T2 (de) * 1994-05-09 2006-04-13 Victor Company of Japan, Ltd., Yokohama Einstellung eines Referenzunterträgers bei Mehrträgerübertragung
KR970011690B1 (ko) * 1994-11-22 1997-07-14 삼성전자 주식회사 파일럿트 채널을 이용한 대역확산 통신시스템의 데이타 송신기 및 수신기

Also Published As

Publication number Publication date
CN1171662A (zh) 1998-01-28
US5933424A (en) 1999-08-03
KR980012995A (ko) 1998-04-30
CN1084552C (zh) 2002-05-08
JP2798127B2 (ja) 1998-09-17
JPH1041917A (ja) 1998-02-13
KR100255539B1 (ko) 2000-05-01

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Legal Events

Date Code Title Description
FB34 Technical and formal requirements: requirement - article 34 of industrial property law
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements
B15K Others concerning applications: alteration of classification

Ipc: H04L 1/22 (2006.01)