JPS52143462A - Synchronous sampling device - Google Patents

Synchronous sampling device

Info

Publication number
JPS52143462A
JPS52143462A JP6023876A JP6023876A JPS52143462A JP S52143462 A JPS52143462 A JP S52143462A JP 6023876 A JP6023876 A JP 6023876A JP 6023876 A JP6023876 A JP 6023876A JP S52143462 A JPS52143462 A JP S52143462A
Authority
JP
Japan
Prior art keywords
sampling device
synchronous sampling
phototransmission
intend
adopting
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.)
Pending
Application number
JP6023876A
Other languages
Japanese (ja)
Inventor
Keiji Isahaya
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP6023876A priority Critical patent/JPS52143462A/en
Publication of JPS52143462A publication Critical patent/JPS52143462A/en
Pending legal-status Critical Current

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Abstract

PURPOSE: To intend to reduce space occupation ratio and cost, by adopting phototransmission passage in transmission of sampling synchronous signal.
COPYRIGHT: (C)1977,JPO&Japio
JP6023876A 1976-05-24 1976-05-24 Synchronous sampling device Pending JPS52143462A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6023876A JPS52143462A (en) 1976-05-24 1976-05-24 Synchronous sampling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6023876A JPS52143462A (en) 1976-05-24 1976-05-24 Synchronous sampling device

Publications (1)

Publication Number Publication Date
JPS52143462A true JPS52143462A (en) 1977-11-30

Family

ID=13136384

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6023876A Pending JPS52143462A (en) 1976-05-24 1976-05-24 Synchronous sampling device

Country Status (1)

Country Link
JP (1) JPS52143462A (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55103036A (en) * 1979-02-01 1980-08-06 Mitsubishi Electric Corp Optical differential protecting relay
JPS5681029A (en) * 1979-12-05 1981-07-02 Mitsubishi Electric Corp Optical difference protection relay
JPS5691618A (en) * 1979-12-25 1981-07-24 Mitsubishi Electric Corp Protection relay system
JPS5691616A (en) * 1979-12-25 1981-07-24 Mitsubishi Electric Corp Protection relay system
JPS5691617A (en) * 1979-12-25 1981-07-24 Mitsubishi Electric Corp Protection relay system
JPS56101334A (en) * 1980-01-16 1981-08-13 Mitsubishi Electric Corp Protective relay
JPS5780226A (en) * 1980-11-08 1982-05-19 Mitsubishi Electric Corp Differential protection relay
JPS57135622A (en) * 1981-02-13 1982-08-21 Tokyo Shibaura Electric Co Differential protection relaying device
JPS6434129A (en) * 1987-07-28 1989-02-03 Meidensha Electric Mfg Co Ltd Sampling synchronization system for current differential relay

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS43509Y1 (en) * 1966-01-19 1968-01-11
JPS49104150A (en) * 1973-02-12 1974-10-02

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS43509Y1 (en) * 1966-01-19 1968-01-11
JPS49104150A (en) * 1973-02-12 1974-10-02

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55103036A (en) * 1979-02-01 1980-08-06 Mitsubishi Electric Corp Optical differential protecting relay
JPS6315814B2 (en) * 1979-02-01 1988-04-06 Mitsubishi Electric Corp
JPS5681029A (en) * 1979-12-05 1981-07-02 Mitsubishi Electric Corp Optical difference protection relay
JPS5691618A (en) * 1979-12-25 1981-07-24 Mitsubishi Electric Corp Protection relay system
JPS5691616A (en) * 1979-12-25 1981-07-24 Mitsubishi Electric Corp Protection relay system
JPS5691617A (en) * 1979-12-25 1981-07-24 Mitsubishi Electric Corp Protection relay system
JPS56101334A (en) * 1980-01-16 1981-08-13 Mitsubishi Electric Corp Protective relay
JPS5780226A (en) * 1980-11-08 1982-05-19 Mitsubishi Electric Corp Differential protection relay
JPS57135622A (en) * 1981-02-13 1982-08-21 Tokyo Shibaura Electric Co Differential protection relaying device
JPS6434129A (en) * 1987-07-28 1989-02-03 Meidensha Electric Mfg Co Ltd Sampling synchronization system for current differential relay

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