JPS61111036A - 同期切替方式 - Google Patents

同期切替方式

Info

Publication number
JPS61111036A
JPS61111036A JP23271084A JP23271084A JPS61111036A JP S61111036 A JPS61111036 A JP S61111036A JP 23271084 A JP23271084 A JP 23271084A JP 23271084 A JP23271084 A JP 23271084A JP S61111036 A JPS61111036 A JP S61111036A
Authority
JP
Japan
Prior art keywords
switching
line
radio
lines
backup
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.)
Granted
Application number
JP23271084A
Other languages
English (en)
Japanese (ja)
Other versions
JPH047619B2 (enrdf_load_stackoverflow
Inventor
Hikari Abe
光 阿部
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
Application filed by NEC Corp filed Critical NEC Corp
Priority to JP23271084A priority Critical patent/JPS61111036A/ja
Publication of JPS61111036A publication Critical patent/JPS61111036A/ja
Publication of JPH047619B2 publication Critical patent/JPH047619B2/ja
Granted 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)
JP23271084A 1984-11-05 1984-11-05 同期切替方式 Granted JPS61111036A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP23271084A JPS61111036A (ja) 1984-11-05 1984-11-05 同期切替方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23271084A JPS61111036A (ja) 1984-11-05 1984-11-05 同期切替方式

Publications (2)

Publication Number Publication Date
JPS61111036A true JPS61111036A (ja) 1986-05-29
JPH047619B2 JPH047619B2 (enrdf_load_stackoverflow) 1992-02-12

Family

ID=16943564

Family Applications (1)

Application Number Title Priority Date Filing Date
JP23271084A Granted JPS61111036A (ja) 1984-11-05 1984-11-05 同期切替方式

Country Status (1)

Country Link
JP (1) JPS61111036A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0191544A (ja) * 1987-10-02 1989-04-11 Nec Corp （１＋ｎ）ヒットレス回線切替装置
WO1996024995A3 (en) * 1995-02-06 1996-09-26 Adc Telecommunications Inc Method of communication channel monitoring using parity bits

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55143850A (en) * 1979-04-26 1980-11-10 Nec Corp Pcm line switching system
JPS56165440U (enrdf_load_stackoverflow) * 1980-05-13 1981-12-08

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55143850A (en) * 1979-04-26 1980-11-10 Nec Corp Pcm line switching system
JPS56165440U (enrdf_load_stackoverflow) * 1980-05-13 1981-12-08

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0191544A (ja) * 1987-10-02 1989-04-11 Nec Corp （１＋ｎ）ヒットレス回線切替装置
WO1996024995A3 (en) * 1995-02-06 1996-09-26 Adc Telecommunications Inc Method of communication channel monitoring using parity bits

Also Published As

Publication number Publication date
JPH047619B2 (enrdf_load_stackoverflow) 1992-02-12

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