JPH0342825B2 - - Google Patents

Info

Publication number
JPH0342825B2
JPH0342825B2 JP59158156A JP15815684A JPH0342825B2 JP H0342825 B2 JPH0342825 B2 JP H0342825B2 JP 59158156 A JP59158156 A JP 59158156A JP 15815684 A JP15815684 A JP 15815684A JP H0342825 B2 JPH0342825 B2 JP H0342825B2
Authority
JP
Japan
Prior art keywords
voltage
current
circuit
amplifier
line terminals
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.)
Expired - Lifetime
Application number
JP59158156A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6135661A (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
Priority to JP15815684A priority Critical patent/JPS6135661A/ja
Publication of JPS6135661A publication Critical patent/JPS6135661A/ja
Publication of JPH0342825B2 publication Critical patent/JPH0342825B2/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)
JP15815684A 1984-07-28 1984-07-28 電話機回路 Granted JPS6135661A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15815684A JPS6135661A (ja) 1984-07-28 1984-07-28 電話機回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15815684A JPS6135661A (ja) 1984-07-28 1984-07-28 電話機回路

Publications (2)

Publication Number Publication Date
JPS6135661A JPS6135661A (ja) 1986-02-20
JPH0342825B2 true JPH0342825B2 (fr) 1991-06-28

Family

ID=15665486

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15815684A Granted JPS6135661A (ja) 1984-07-28 1984-07-28 電話機回路

Country Status (1)

Country Link
JP (1) JPS6135661A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2181324B (en) * 1985-10-07 1989-02-01 Motorola Inc Telephone circuits
FR2686757B1 (fr) * 1992-01-29 1997-03-28 Sgs Thomson Microelectronics Modulateur du courant d'une ligne telephonique.

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5494213A (en) * 1978-01-10 1979-07-25 Nec Corp Amplifier for transmitter

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5494213A (en) * 1978-01-10 1979-07-25 Nec Corp Amplifier for transmitter

Also Published As

Publication number Publication date
JPS6135661A (ja) 1986-02-20

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