DE3685635T2 - Kanalumschaltungssystem. - Google Patents

Kanalumschaltungssystem.

Info

Publication number
DE3685635T2
DE3685635T2 DE8686117213T DE3685635T DE3685635T2 DE 3685635 T2 DE3685635 T2 DE 3685635T2 DE 8686117213 T DE8686117213 T DE 8686117213T DE 3685635 T DE3685635 T DE 3685635T DE 3685635 T2 DE3685635 T2 DE 3685635T2
Authority
DE
Germany
Prior art keywords
switching system
channel switching
channel
switching
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 - Fee Related
Application number
DE8686117213T
Other languages
English (en)
Other versions
DE3685635D1 (de
Inventor
Hideaki C O Nec Corpo Morimoto
Kiyoshi C O Nec Corpo Funayama
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
Priority claimed from JP60279750A external-priority patent/JPH0746801B2/ja
Priority claimed from JP60279749A external-priority patent/JPH0620193B2/ja
Application filed by NEC Corp filed Critical NEC Corp
Publication of DE3685635D1 publication Critical patent/DE3685635D1/de
Application granted granted Critical
Publication of DE3685635T2 publication Critical patent/DE3685635T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04B1/74—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 for increasing reliability, e.g. using redundant or spare channels or apparatus
DE8686117213T 1985-12-11 1986-12-10 Kanalumschaltungssystem. Expired - Fee Related DE3685635T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP60279750A JPH0746801B2 (ja) 1985-12-11 1985-12-11 遅延補償方式
JP60279749A JPH0620193B2 (ja) 1985-12-11 1985-12-11 回線監視方式

Publications (2)

Publication Number Publication Date
DE3685635D1 DE3685635D1 (de) 1992-07-16
DE3685635T2 true DE3685635T2 (de) 1993-02-04

Family

ID=26553471

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686117213T Expired - Fee Related DE3685635T2 (de) 1985-12-11 1986-12-10 Kanalumschaltungssystem.

Country Status (5)

Country Link
US (1) US4908839A (de)
EP (1) EP0225643B1 (de)
AU (1) AU595560B2 (de)
CA (1) CA1249633A (de)
DE (1) DE3685635T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6469127A (en) * 1987-09-10 1989-03-15 Fujitsu Ltd High speed switching system
JPH084257B2 (ja) * 1987-10-02 1996-01-17 日本電気株式会社 （１＋ｎ）ヒットレス回線切替装置
JP2595603B2 (ja) * 1988-01-11 1997-04-02 日本電気株式会社 要求割付多元接続制御方式
US5327573A (en) * 1991-02-15 1994-07-05 Motorola, Inc. Method for supporting voice communications between communication systems
US5249303A (en) * 1991-04-23 1993-09-28 Goeken John D Continuous reception by a mobile receiver unit of program channels transmitted by a series of transmitters
JPH04346538A (ja) * 1991-05-23 1992-12-02 Nec Corp セル交換機
AU3128893A (en) * 1991-11-08 1993-06-07 Teknekron Communications Systems, Inc. A wireless communication system
US5258995A (en) * 1991-11-08 1993-11-02 Teknekron Communications Systems, Inc. Wireless communication system
US5600200A (en) * 1992-03-16 1997-02-04 Microelectronics And Computer Technology Corporation Wire-mesh cathode
JP2616417B2 (ja) * 1993-12-24 1997-06-04 日本電気株式会社 移動無線端末機の瞬断防止方法と装置
US5640415A (en) * 1994-06-10 1997-06-17 Vlsi Technology, Inc. Bit error performance of a frequency hopping, radio communication system
JPH08213965A (ja) * 1995-02-02 1996-08-20 Fujitsu Ltd Ｓｄｈネットワークにおける無線回線の救済方法及び無線装置
JP2000174815A (ja) 1998-12-09 2000-06-23 Nec Corp Ｑｏｓプロテクション装置
US6324167B1 (en) * 1999-02-23 2001-11-27 Ameritech Corporation Method and system for conveying multiple calls on a single telephone line
CA2420151C (en) * 2002-03-01 2006-05-09 Nippon Telegraph And Telephone Corporation Hitless switching system and transmission apparatus
WO2010041167A1 (en) * 2008-10-09 2010-04-15 Koninklijke Philips Electronics N.V. Channel switching in mesh-type networks

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3111624A (en) * 1960-01-04 1963-11-19 Bell Telephone Labor Inc Automatic system for selectively substituting spare channels for failed working channels in a multichannel multilink communication system
US3878463A (en) * 1973-06-06 1975-04-15 Bell Telephone Labor Inc Automatic channel switching system
GB1548252A (en) * 1975-07-02 1979-07-11 Siemens Ag Diversity data transmission systems
DE2615078C2 (de) * 1976-04-07 1983-01-27 Wacker-Chemie GmbH, 8000 München Verfahren zur Behandlung von organischen Fasern und dabei verwendete Organopolysiloxanzusammensetzungen
US4234956A (en) * 1978-10-11 1980-11-18 The General Electric Company Limited Digital relay systems
JPS5694848A (en) * 1979-12-28 1981-07-31 Nec Corp Control system of transmitter
US4395772A (en) * 1981-04-30 1983-07-26 Bell Telephone Laboratories, Incorporated Line protection switch controller
JPS61111037A (ja) * 1984-11-05 1986-05-29 Nec Corp 回線切替方式

Also Published As

Publication number Publication date
DE3685635D1 (de) 1992-07-16
US4908839A (en) 1990-03-13
EP0225643A3 (en) 1988-06-29
EP0225643A2 (de) 1987-06-16
AU6637586A (en) 1987-06-18
AU595560B2 (en) 1990-04-05
CA1249633A (en) 1989-01-31
EP0225643B1 (de) 1992-06-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee