JPS52101909A - Polarized element driving bridge type composite matrix system - Google Patents

Polarized element driving bridge type composite matrix system

Info

Publication number
JPS52101909A
JPS52101909A JP1792976A JP1792976A JPS52101909A JP S52101909 A JPS52101909 A JP S52101909A JP 1792976 A JP1792976 A JP 1792976A JP 1792976 A JP1792976 A JP 1792976A JP S52101909 A JPS52101909 A JP S52101909A
Authority
JP
Japan
Prior art keywords
type composite
element driving
bridge type
matrix system
composite matrix
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
JP1792976A
Other languages
Japanese (ja)
Inventor
Isao Sato
Koji Inoue
Kenichi Hanabe
Keiji Tsuchiya
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
NTT Inc
Original Assignee
Hitachi Ltd
Nippon Telegraph and Telephone 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 Hitachi Ltd, Nippon Telegraph and Telephone Corp filed Critical Hitachi Ltd
Priority to JP1792976A priority Critical patent/JPS52101909A/en
Publication of JPS52101909A publication Critical patent/JPS52101909A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
    • H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)

Abstract

PURPOSE:To improve the mounting efficiency, reliability and economization of the device employing polarized elements by using diodes instead of contact points of a multicontact relay in an automatic telephone exchange.
JP1792976A 1976-02-23 1976-02-23 Polarized element driving bridge type composite matrix system Pending JPS52101909A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1792976A JPS52101909A (en) 1976-02-23 1976-02-23 Polarized element driving bridge type composite matrix system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1792976A JPS52101909A (en) 1976-02-23 1976-02-23 Polarized element driving bridge type composite matrix system

Publications (1)

Publication Number Publication Date
JPS52101909A true JPS52101909A (en) 1977-08-26

Family

ID=11957449

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1792976A Pending JPS52101909A (en) 1976-02-23 1976-02-23 Polarized element driving bridge type composite matrix system

Country Status (1)

Country Link
JP (1) JPS52101909A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54118112A (en) * 1978-03-07 1979-09-13 Nec Corp Magnetism holding type relay selection driving system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54118112A (en) * 1978-03-07 1979-09-13 Nec Corp Magnetism holding type relay selection driving system

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