JPS58182940A - 電子化電話機回路 - Google Patents

電子化電話機回路

Info

Publication number
JPS58182940A
JPS58182940A JP6553282A JP6553282A JPS58182940A JP S58182940 A JPS58182940 A JP S58182940A JP 6553282 A JP6553282 A JP 6553282A JP 6553282 A JP6553282 A JP 6553282A JP S58182940 A JPS58182940 A JP S58182940A
Authority
JP
Japan
Prior art keywords
circuit
signal
dial
transmitting
switch
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.)
Granted
Application number
JP6553282A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0412056B2 (enExample
Inventor
Yutaka Nishino
豊 西野
Makoto Yoshitoshi
吉利　誠
Tatsuhiro Osanawa
長縄　達博
Shinji Nishimura
眞次 西村
Akinobu Tomimori
富盛　昭宣
Kyoji Sakamura
坂村　恭司
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
NTT Inc
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 JP6553282A priority Critical patent/JPS58182940A/ja
Publication of JPS58182940A publication Critical patent/JPS58182940A/ja
Publication of JPH0412056B2 publication Critical patent/JPH0412056B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6025—Substation equipment, e.g. for use by subscribers including speech amplifiers implemented as integrated speech networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Bipolar Integrated Circuits (AREA)
JP6553282A 1982-04-21 1982-04-21 電子化電話機回路 Granted JPS58182940A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6553282A JPS58182940A (ja) 1982-04-21 1982-04-21 電子化電話機回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6553282A JPS58182940A (ja) 1982-04-21 1982-04-21 電子化電話機回路

Publications (2)

Publication Number Publication Date
JPS58182940A true JPS58182940A (ja) 1983-10-26
JPH0412056B2 JPH0412056B2 (enExample) 1992-03-03

Family

ID=13289712

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6553282A Granted JPS58182940A (ja) 1982-04-21 1982-04-21 電子化電話機回路

Country Status (1)

Country Link
JP (1) JPS58182940A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61171296A (ja) * 1985-01-25 1986-08-01 Toshiba Corp ボタン電話装置の通話音声調整方式
JPS62231551A (ja) * 1986-04-01 1987-10-12 Tamura Electric Works Ltd 機能電話機
FR2668004A1 (fr) * 1990-10-11 1992-04-17 Matra Communication Poste telephonique a puce unique programmable.

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58136161A (ja) * 1982-02-08 1983-08-13 Fujitsu Ltd 電話機回路

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58136161A (ja) * 1982-02-08 1983-08-13 Fujitsu Ltd 電話機回路

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61171296A (ja) * 1985-01-25 1986-08-01 Toshiba Corp ボタン電話装置の通話音声調整方式
JPS62231551A (ja) * 1986-04-01 1987-10-12 Tamura Electric Works Ltd 機能電話機
FR2668004A1 (fr) * 1990-10-11 1992-04-17 Matra Communication Poste telephonique a puce unique programmable.

Also Published As

Publication number Publication date
JPH0412056B2 (enExample) 1992-03-03

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