DE3888909T2 - (1+N)störungsfreies Kanalumschaltungssystem. - Google Patents

(1+N)störungsfreies Kanalumschaltungssystem.

Info

Publication number
DE3888909T2
DE3888909T2 DE3888909T DE3888909T DE3888909T2 DE 3888909 T2 DE3888909 T2 DE 3888909T2 DE 3888909 T DE3888909 T DE 3888909T DE 3888909 T DE3888909 T DE 3888909T DE 3888909 T2 DE3888909 T2 DE 3888909T2
Authority
DE
Germany
Prior art keywords
interference
switching system
channel switching
free channel
free
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.)
Revoked
Application number
DE3888909T
Other languages
English (en)
Other versions
DE3888909D1 (de
Inventor
Masahiro C O Nec Corp Nakajima
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=17172941&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3888909(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE3888909D1 publication Critical patent/DE3888909D1/de
Publication of DE3888909T2 publication Critical patent/DE3888909T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Time-Division Multiplex Systems (AREA)
DE3888909T 1987-10-02 1988-09-30 (1+N)störungsfreies Kanalumschaltungssystem. Revoked DE3888909T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62248082A JPH084257B2 (ja) 1987-10-02 1987-10-02 （１＋ｎ）ヒットレス回線切替装置

Publications (2)

Publication Number Publication Date
DE3888909D1 DE3888909D1 (de) 1994-05-11
DE3888909T2 true DE3888909T2 (de) 1994-07-21

Family

ID=17172941

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3888909T Revoked DE3888909T2 (de) 1987-10-02 1988-09-30 (1+N)störungsfreies Kanalumschaltungssystem.

Country Status (5)

Country Link
US (1) US4961190A (de)
EP (1) EP0310110B1 (de)
JP (1) JPH084257B2 (de)
AU (1) AU613093B2 (de)
DE (1) DE3888909T2 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8813958D0 (en) * 1988-06-13 1988-07-20 Plessey Telecomm Data path protection
JPH02149040A (ja) * 1988-11-30 1990-06-07 Toshiba Corp データ伝送方式
JPH0398318A (ja) * 1989-09-11 1991-04-23 Fujitsu Ltd 音声符号化方式
FR2653957A1 (fr) * 1989-10-27 1991-05-03 Alcatel Transmission Procede et dispositif d'etablissement des demandes de commutation dans une installation de transmission numerique de type "n+1" dans laquelle au moins un canal principal est equipe d'un dispositif de correction d'erreurs.
JPH0456441A (ja) * 1990-06-25 1992-02-24 Mitsubishi Electric Corp リング型ローカルエリアネットワーク
JP3023705B2 (ja) * 1990-12-20 2000-03-21 富士通株式会社 予備チャンネル切替え装置および方法
FR2670971A1 (fr) * 1990-12-21 1992-06-26 Trt Telecom Radio Electr Systeme de transmission de mots de donnees utilisant au moins deux canaux de transmission.
GB2267415B (en) * 1992-05-19 1996-02-07 Sony Broadcast & Communication Signal switching
US5485465A (en) * 1992-05-20 1996-01-16 The Whitaker Corporation Redundancy control for a broadcast data transmission system
JPH06224852A (ja) * 1993-01-25 1994-08-12 Matsushita Electric Ind Co Ltd 光伝送方式
DE4328523A1 (de) * 1993-08-25 1995-03-02 Telefunken Microelectron Vorrichtung zur Datenübertragung auf elektrischen Niederspannungsnetzen
JP3179957B2 (ja) * 1994-02-28 2001-06-25 富士通株式会社 マルチメディア通信における受信装置及び受信信号出力方法
NZ287486A (en) * 1994-05-27 1998-02-26 British Telecomm Delayed copy of transmitted data held in transmitter buffer for retransmission upon command from receiver in response to detection of received errors
US5742646A (en) * 1995-05-05 1998-04-21 Harris Corporation Method of selecting and switching signal paths in a digital communication system
US7055081B2 (en) 2001-03-02 2006-05-30 Storage Technology Corporation System and method for multi-channel decoding error correction
JP4300720B2 (ja) * 2001-06-29 2009-07-22 Ｋｄｄｉ株式会社 光伝送システム及び回線切り替え方法
WO2003073423A1 (en) * 2002-02-26 2003-09-04 Storage Technology Corporation System and method for multi-channel decoding error correction
JP4506452B2 (ja) * 2004-12-22 2010-07-21 日本電気株式会社 回線切替装置および回線切替方法
JP4637769B2 (ja) * 2006-02-27 2011-02-23 京セラ株式会社 通信装置
US7458139B2 (en) * 2006-09-22 2008-12-02 Kyokutoh Co., Ltd Tip dresser
US8395256B2 (en) * 2007-02-02 2013-03-12 Harris Stratex Networks Operating Corporation Packaging for low-cost, high-performance microwave and millimeter wave modules
US7782765B2 (en) 2007-01-22 2010-08-24 Harris Stratex Networks Operating Corporation Distributed protection switching architecture for point-to-point microwave radio systems
US8275071B2 (en) 2007-05-17 2012-09-25 Harris Stratex Networks Operating Corporation Compact dual receiver architecture for point to point radio
US8095088B2 (en) 2007-05-17 2012-01-10 Harris Stratex Networks Operating Corporation Compact wide dynamic range transmitter for point to point radio
JP2010183196A (ja) * 2009-02-03 2010-08-19 Fujitsu Ltd データ転送システム、データ送信装置、データ受信装置及びデータ転送方法
JP2014027332A (ja) * 2012-07-24 2014-02-06 Fujitsu Ltd 伝送装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE731482A (de) * 1968-05-15 1969-09-15
US4234956A (en) * 1978-10-11 1980-11-18 The General Electric Company Limited Digital relay systems
FR2473819B1 (fr) * 1980-01-11 1985-12-13 Telecommunications Sa Procede et systeme de securisation d'une artere de transmission numerique
JPS6077546A (ja) * 1983-10-05 1985-05-02 Fujitsu Ltd ディジタル無線回線の監視方式
US4744083A (en) * 1984-09-14 1988-05-10 Geostar Corporation Satellite-based position determining and message transfer system with monitoring of link quality
JPS61111037A (ja) * 1984-11-05 1986-05-29 Nec Corp 回線切替方式
JPS61111036A (ja) * 1984-11-05 1986-05-29 Nec Corp 同期切替方式
FR2574237B1 (fr) * 1984-11-30 1992-05-22 Telecommunications Sa Systeme de commutation pour reseau de transmission numerique
JPS61283241A (ja) * 1985-06-10 1986-12-13 Nec Corp デ−タ通信受信装置
JPS6288450A (ja) * 1985-10-14 1987-04-22 Nec Corp 回線監視方式
CA1249633A (en) * 1985-12-11 1989-01-31 Hideaki Morimoto Channel switching system
JPS62181533A (ja) * 1986-02-05 1987-08-08 Nec Corp 電波受信装置
EP0244629B1 (de) * 1986-03-31 1993-12-22 Nec Corporation Funkübertragungssystem mit vereinfachter Fehlerkorrekturschaltung und schneller Kanalumschaltung
JPS6333028A (ja) * 1986-07-26 1988-02-12 Nec Corp 信号検出方式
JPS6377235A (ja) * 1986-09-20 1988-04-07 Fujitsu Ltd デイジタル通信システムの切替方式

Also Published As

Publication number Publication date
EP0310110B1 (de) 1994-04-06
JPH0191544A (ja) 1989-04-11
AU2338988A (en) 1989-04-06
JPH084257B2 (ja) 1996-01-17
EP0310110A3 (en) 1990-01-31
US4961190A (en) 1990-10-02
AU613093B2 (en) 1991-07-25
EP0310110A2 (de) 1989-04-05
DE3888909D1 (de) 1994-05-11

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation