JPS58209231A - 発振器２重化方式 - Google Patents

発振器２重化方式

Info

Publication number
JPS58209231A
JPS58209231A JP57092008A JP9200882A JPS58209231A JP S58209231 A JPS58209231 A JP S58209231A JP 57092008 A JP57092008 A JP 57092008A JP 9200882 A JP9200882 A JP 9200882A JP S58209231 A JPS58209231 A JP S58209231A
Authority
JP
Japan
Prior art keywords
oscillator
output
pull
terminal
synchronous
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
JP57092008A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0251300B2 (de
Inventor
Toshihide Satou
佐藤　聡英
Yoshifumi Noguchi
野口　嘉文
Shiyouji Tawa
垰　将司
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.)
Electric Power Development Co Ltd
Fujitsu Ltd
Original Assignee
Electric Power Development Co Ltd
Fujitsu Ltd
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 Electric Power Development Co Ltd, Fujitsu Ltd filed Critical Electric Power Development Co Ltd
Priority to JP57092008A priority Critical patent/JPS58209231A/ja
Publication of JPS58209231A publication Critical patent/JPS58209231A/ja
Publication of JPH0251300B2 publication Critical patent/JPH0251300B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/24—Automatic control of frequency or phase; Synchronisation using a reference signal directly applied to the generator

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
JP57092008A 1982-05-29 1982-05-29 発振器２重化方式 Granted JPS58209231A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57092008A JPS58209231A (ja) 1982-05-29 1982-05-29 発振器２重化方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57092008A JPS58209231A (ja) 1982-05-29 1982-05-29 発振器２重化方式

Publications (2)

Publication Number Publication Date
JPS58209231A true JPS58209231A (ja) 1983-12-06
JPH0251300B2 JPH0251300B2 (de) 1990-11-07

Family

ID=14042431

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57092008A Granted JPS58209231A (ja) 1982-05-29 1982-05-29 発振器２重化方式

Country Status (1)

Country Link
JP (1) JPS58209231A (de)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5145210U (de) * 1974-10-01 1976-04-03
JPS5530206A (en) * 1978-08-24 1980-03-04 Fujitsu Ltd Injecting synchronous oscillator

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5145210U (de) * 1974-10-01 1976-04-03
JPS5530206A (en) * 1978-08-24 1980-03-04 Fujitsu Ltd Injecting synchronous oscillator

Also Published As

Publication number Publication date
JPH0251300B2 (de) 1990-11-07

Similar Documents

Publication Publication Date Title
US4369515A (en) Clock synchronization circuit
US4538110A (en) High-stability clock signal regenerator with a stable fixed frequency backup clock generator
JPS58209231A (ja) 発振器２重化方式
JPH02183642A (ja) ディジタル伝送端局装置
JPH033419A (ja) 位相同期回路
JP2602421B2 (ja) クロック受信分配システム
EP0566586B1 (de) Oszillatoreinheit mit verbesserter frequenzstabilität
JPH03201840A (ja) 無瞬断切替回路
JP2705150B2 (ja) 光ループ型ローカルエリアネットワーク間接続装置
JP2551666B2 (ja) クロック供給切替回路
JPH03165125A (ja) 通信システム
JPH0391820A (ja) デジタル装置のための現用‐予備‐クロック信号供給装置
JPS59225617A (ja) 位相同期回路
JPH0265540A (ja) クロック再生回路
JPS60182242A (ja) ル−プ通信システム構成方法
SU674019A1 (ru) Резервированное устройство дл управлени переключением модулей системы
SU656152A1 (ru) Устройство дл разгрузки района электрической сети
JPH047911A (ja) 位相同期発振回路
JPH0443717A (ja) 位相同期ループを用いた周波数変換回路
CN101145837A (zh) 一种可自动恢复可用业务时钟的电路系统及方法
JPS60259026A (ja) Ｎ：１の現用予備装置における自動切替方法
JPS62213401A (ja) マイクロ波切替装置
JPS63136837A (ja) 光アクセス回路
JPS6112129A (ja) 高周波信号スイツチ回路
JPH0728252B2 (ja) 冗長切替装置