JPS4922358B1 - - Google Patents

Info

Publication number
JPS4922358B1
JPS4922358B1 JP45013535A JP1353570A JPS4922358B1 JP S4922358 B1 JPS4922358 B1 JP S4922358B1 JP 45013535 A JP45013535 A JP 45013535A JP 1353570 A JP1353570 A JP 1353570A JP S4922358 B1 JPS4922358 B1 JP S4922358B1
Authority
JP
Japan
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
JP45013535A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS4922358B1 publication Critical patent/JPS4922358B1/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/44—Transmit/receive switching
    • H04B1/48—Transmit/receive switching in circuits for connecting transmitter and receiver to a common transmission path, e.g. by energy of transmitter
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/20—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for electronic equipment

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Signal Processing (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Electronic Switches (AREA)
JP45013535A 1969-02-18 1970-02-18 Pending JPS4922358B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB886469A GB1269981A (en) 1969-02-18 1969-02-18 Improvements in or relating to protection circuit arrangements

Publications (1)

Publication Number Publication Date
JPS4922358B1 true JPS4922358B1 (enrdf_load_stackoverflow) 1974-06-07

Family

ID=9860732

Family Applications (1)

Application Number Title Priority Date Filing Date
JP45013535A Pending JPS4922358B1 (enrdf_load_stackoverflow) 1969-02-18 1970-02-18

Country Status (3)

Country Link
JP (1) JPS4922358B1 (enrdf_load_stackoverflow)
CA (1) CA923565A (enrdf_load_stackoverflow)
GB (1) GB1269981A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6262521U (enrdf_load_stackoverflow) * 1985-10-09 1987-04-18

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5422746A (en) * 1977-07-22 1979-02-20 Hitachi Ltd Antenna circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6262521U (enrdf_load_stackoverflow) * 1985-10-09 1987-04-18

Also Published As

Publication number Publication date
CA923565A (en) 1973-03-27
GB1269981A (en) 1972-04-12

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