JPS5387115A - Radiotelephone set - Google Patents

Radiotelephone set

Info

Publication number
JPS5387115A
JPS5387115A JP222077A JP222077A JPS5387115A JP S5387115 A JPS5387115 A JP S5387115A JP 222077 A JP222077 A JP 222077A JP 222077 A JP222077 A JP 222077A JP S5387115 A JPS5387115 A JP S5387115A
Authority
JP
Japan
Prior art keywords
equipment
radiotelephone set
preventing
detected
control
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
JP222077A
Other languages
Japanese (ja)
Inventor
Nobuyuki Wasa
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 JP222077A priority Critical patent/JPS5387115A/en
Publication of JPS5387115A publication Critical patent/JPS5387115A/en
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

PURPOSE:A radiation field from a parent equipment is detected in a fine electromagnetic field to control the transmitter circuit of a daughter equipment, thereby preventing the unneeded transmission beyond the in-use range.
JP222077A 1977-01-11 1977-01-11 Radiotelephone set Pending JPS5387115A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP222077A JPS5387115A (en) 1977-01-11 1977-01-11 Radiotelephone set

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP222077A JPS5387115A (en) 1977-01-11 1977-01-11 Radiotelephone set

Publications (1)

Publication Number Publication Date
JPS5387115A true JPS5387115A (en) 1978-08-01

Family

ID=11523265

Family Applications (1)

Application Number Title Priority Date Filing Date
JP222077A Pending JPS5387115A (en) 1977-01-11 1977-01-11 Radiotelephone set

Country Status (1)

Country Link
JP (1) JPS5387115A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61112439A (en) * 1984-09-14 1986-05-30 ジオスタ−　コ−ポレ−シヨン Positioning and message transmission system through monitoring of state of link and utilization of satellite

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61112439A (en) * 1984-09-14 1986-05-30 ジオスタ−　コ−ポレ−シヨン Positioning and message transmission system through monitoring of state of link and utilization of satellite

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