JPS5419304A - Transmission and reception circuit of tone signal - Google Patents

Transmission and reception circuit of tone signal

Info

Publication number
JPS5419304A
JPS5419304A JP8438377A JP8438377A JPS5419304A JP S5419304 A JPS5419304 A JP S5419304A JP 8438377 A JP8438377 A JP 8438377A JP 8438377 A JP8438377 A JP 8438377A JP S5419304 A JPS5419304 A JP S5419304A
Authority
JP
Japan
Prior art keywords
transmission
tone signal
reception circuit
signal
tone
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
JP8438377A
Other languages
Japanese (ja)
Inventor
Yukio Ikoma
Tomiaki Mizukami
Mitsuru Takamura
Kiyoyuki Tsujimura
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.)
NEC Corp
Nippon Telegraph and Telephone Corp
Original Assignee
NEC Corp
Nippon Telegraph and Telephone Corp
Nippon Electric Co 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 NEC Corp, Nippon Telegraph and Telephone Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP8438377A priority Critical patent/JPS5419304A/en
Publication of JPS5419304A publication Critical patent/JPS5419304A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies

Landscapes

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

Abstract

PURPOSE:To constitute the transmission and reception circuit for tone signal very simply by receiving the tone signal train and one tone signal selection circuit in serial with the local signal and by using the local signal also for the transmission.
JP8438377A 1977-07-13 1977-07-13 Transmission and reception circuit of tone signal Pending JPS5419304A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8438377A JPS5419304A (en) 1977-07-13 1977-07-13 Transmission and reception circuit of tone signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8438377A JPS5419304A (en) 1977-07-13 1977-07-13 Transmission and reception circuit of tone signal

Publications (1)

Publication Number Publication Date
JPS5419304A true JPS5419304A (en) 1979-02-14

Family

ID=13829024

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8438377A Pending JPS5419304A (en) 1977-07-13 1977-07-13 Transmission and reception circuit of tone signal

Country Status (1)

Country Link
JP (1) JPS5419304A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58201424A (en) * 1982-05-19 1983-11-24 Sony Corp Receiver incorporating tone squelch

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58201424A (en) * 1982-05-19 1983-11-24 Sony Corp Receiver incorporating tone squelch
JPH0470810B2 (en) * 1982-05-19 1992-11-12 Sony Corp

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