JPS5421547A - Directional relay - Google Patents

Directional relay

Info

Publication number
JPS5421547A
JPS5421547A JP8602977A JP8602977A JPS5421547A JP S5421547 A JPS5421547 A JP S5421547A JP 8602977 A JP8602977 A JP 8602977A JP 8602977 A JP8602977 A JP 8602977A JP S5421547 A JPS5421547 A JP S5421547A
Authority
JP
Japan
Prior art keywords
directional relay
constructing
filters
results
speed processing
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
JP8602977A
Other languages
Japanese (ja)
Inventor
Hiroshi Sasaki
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP8602977A priority Critical patent/JPS5421547A/en
Publication of JPS5421547A publication Critical patent/JPS5421547A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To permit high speed processing by constructing R-C filters as a lowpass filter and a high-pass filter respectively, effecting parallel analog operation and adding the results.
COPYRIGHT: (C)1979,JPO&Japio
JP8602977A 1977-07-20 1977-07-20 Directional relay Pending JPS5421547A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8602977A JPS5421547A (en) 1977-07-20 1977-07-20 Directional relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8602977A JPS5421547A (en) 1977-07-20 1977-07-20 Directional relay

Publications (1)

Publication Number Publication Date
JPS5421547A true JPS5421547A (en) 1979-02-17

Family

ID=13875223

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8602977A Pending JPS5421547A (en) 1977-07-20 1977-07-20 Directional relay

Country Status (1)

Country Link
JP (1) JPS5421547A (en)

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