BR8504472A - CHANNEL SWITCHING SYSTEM - Google Patents

CHANNEL SWITCHING SYSTEM

Info

Publication number
BR8504472A
BR8504472A BR8504472A BR8504472A BR8504472A BR 8504472 A BR8504472 A BR 8504472A BR 8504472 A BR8504472 A BR 8504472A BR 8504472 A BR8504472 A BR 8504472A BR 8504472 A BR8504472 A BR 8504472A
Authority
BR
Brazil
Prior art keywords
switching system
channel switching
channel
switching
Prior art date
Application number
BR8504472A
Other languages
Portuguese (pt)
Inventor
Masahiro Nakajima
Hiromi Hashimoto
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 BR8504472A publication Critical patent/BR8504472A/en

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
BR8504472A 1984-09-11 1985-09-11 CHANNEL SWITCHING SYSTEM BR8504472A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19002784A JPS6167344A (en) 1984-09-11 1984-09-11 Circuit switching device

Publications (1)

Publication Number Publication Date
BR8504472A true BR8504472A (en) 1986-07-15

Family

ID=16251150

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8504472A BR8504472A (en) 1984-09-11 1985-09-11 CHANNEL SWITCHING SYSTEM

Country Status (2)

Country Link
JP (1) JPS6167344A (en)
BR (1) BR8504472A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0785552B2 (en) * 1987-04-07 1995-09-13 日本電気株式会社 Transmission line switching method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5941335B2 (en) * 1980-03-24 1984-10-06 日本電信電話株式会社 Digital wireless line switching method
JPS5799841A (en) * 1980-12-12 1982-06-21 Nec Corp Automatic signal phase matching circuit
JPS5877336A (en) * 1981-11-04 1983-05-10 Toshiba Corp Line switching system in on-line system

Also Published As

Publication number Publication date
JPS6167344A (en) 1986-04-07
JPH043700B2 (en) 1992-01-24

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Legal Events

Date Code Title Description
B21A Extinguishment of a patent or of a certificate of addition of invention: extinguishment - article 78, item i of industrial property law

Free format text: PATENTE EXTINTA EM 11/09/2000