JPS5245813A - Wireless telephone system - Google Patents

Wireless telephone system

Info

Publication number
JPS5245813A
JPS5245813A JP50122167A JP12216775A JPS5245813A JP S5245813 A JPS5245813 A JP S5245813A JP 50122167 A JP50122167 A JP 50122167A JP 12216775 A JP12216775 A JP 12216775A JP S5245813 A JPS5245813 A JP S5245813A
Authority
JP
Japan
Prior art keywords
telephone system
wireless telephone
reception
transmission
extension
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
JP50122167A
Other languages
Japanese (ja)
Inventor
Saburo Tanaka
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP50122167A priority Critical patent/JPS5245813A/en
Publication of JPS5245813A publication Critical patent/JPS5245813A/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
    • H04B1/54—Circuits using the same frequency for two directions of communication

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)

Abstract

PURPOSE:To ensure a simultaneous information transmission and reception between two wireless transmission and reception stations through single frequency channel by having time compression and extension of transmission signal.
JP50122167A 1975-10-09 1975-10-09 Wireless telephone system Pending JPS5245813A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50122167A JPS5245813A (en) 1975-10-09 1975-10-09 Wireless telephone system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50122167A JPS5245813A (en) 1975-10-09 1975-10-09 Wireless telephone system

Publications (1)

Publication Number Publication Date
JPS5245813A true JPS5245813A (en) 1977-04-11

Family

ID=14829228

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50122167A Pending JPS5245813A (en) 1975-10-09 1975-10-09 Wireless telephone system

Country Status (1)

Country Link
JP (1) JPS5245813A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61102830A (en) * 1984-10-24 1986-05-21 Touno:Kk Sumultaneous call wireless device
JPS63127626A (en) * 1986-11-18 1988-05-31 Keihin Denshi Kogyo Kk Radio communication equipment
JPH05344027A (en) * 1992-03-09 1993-12-24 Hitachi Denshi Ltd Radio voice transmission system
US5490167A (en) * 1989-08-09 1996-02-06 Touhoku-Denryoku Kabushiki Kaisha Duplex voice communication radio transmitter-receiver

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61102830A (en) * 1984-10-24 1986-05-21 Touno:Kk Sumultaneous call wireless device
JPS63127626A (en) * 1986-11-18 1988-05-31 Keihin Denshi Kogyo Kk Radio communication equipment
US5490167A (en) * 1989-08-09 1996-02-06 Touhoku-Denryoku Kabushiki Kaisha Duplex voice communication radio transmitter-receiver
JPH05344027A (en) * 1992-03-09 1993-12-24 Hitachi Denshi Ltd Radio voice transmission system

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