JPS5332605A - Telephone line circuit - Google Patents

Telephone line circuit

Info

Publication number
JPS5332605A
JPS5332605A JP10598077A JP10598077A JPS5332605A JP S5332605 A JPS5332605 A JP S5332605A JP 10598077 A JP10598077 A JP 10598077A JP 10598077 A JP10598077 A JP 10598077A JP S5332605 A JPS5332605 A JP S5332605A
Authority
JP
Japan
Prior art keywords
telephone line
line circuit
circuit
telephone
line
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
JP10598077A
Other languages
Japanese (ja)
Inventor
Ru Karuboneru Jiera
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Publication of JPS5332605A publication Critical patent/JPS5332605A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/001—Current supply source at the exchanger providing current to substations
    • H04M19/005—Feeding arrangements without the use of line transformers
JP10598077A 1976-09-03 1977-09-02 Telephone line circuit Pending JPS5332605A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7626614A FR2363952A1 (en) 1976-09-03 1976-09-03 TELEPHONE LINE CIRCUIT

Publications (1)

Publication Number Publication Date
JPS5332605A true JPS5332605A (en) 1978-03-28

Family

ID=9177355

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10598077A Pending JPS5332605A (en) 1976-09-03 1977-09-02 Telephone line circuit

Country Status (8)

Country Link
JP (1) JPS5332605A (en)
BE (1) BE858262A (en)
DE (1) DE2739718A1 (en)
FR (1) FR2363952A1 (en)
GB (1) GB1530089A (en)
IT (1) IT1084094B (en)
NL (1) NL7709578A (en)
SE (1) SE7709758L (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5531358A (en) * 1978-08-28 1980-03-05 Nec Corp Subscriber circuit
JPS5537046A (en) * 1978-09-06 1980-03-14 Nec Corp Subscriber's circuit
JPS5593392A (en) * 1979-01-10 1980-07-15 Nec Corp Subscriber circuit

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2437123A1 (en) * 1978-09-19 1980-04-18 Thomson Ericsson Telephones So Electronic power supply for telephone lines - comprises operational amplifier with feedback followed by transistor stage
NL7810086A (en) * 1978-10-06 1980-04-09 Philips Nv POWER BRIDGE FOR A SUBSCRIBER FLOW.
NL7904159A (en) * 1979-05-28 1980-12-02 Philips Nv DEVICE FOR SUPPLYING SIGNALS TO A TELEPHONE LINE.

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5531358A (en) * 1978-08-28 1980-03-05 Nec Corp Subscriber circuit
JPS628983B2 (en) * 1978-08-28 1987-02-25 Nippon Electric Co
JPS5537046A (en) * 1978-09-06 1980-03-14 Nec Corp Subscriber's circuit
JPS628997B2 (en) * 1978-09-06 1987-02-25 Nippon Electric Co
JPS5593392A (en) * 1979-01-10 1980-07-15 Nec Corp Subscriber circuit

Also Published As

Publication number Publication date
GB1530089A (en) 1978-10-25
IT1084094B (en) 1985-05-25
FR2363952A1 (en) 1978-03-31
NL7709578A (en) 1978-03-07
BE858262A (en) 1977-12-16
SE7709758L (en) 1978-03-04
FR2363952B1 (en) 1981-09-25
DE2739718A1 (en) 1978-03-09

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