GB2061064B - Line extender signalling unit - Google Patents

Line extender signalling unit

Info

Publication number: GB2061064B
Authority: GB; United Kingdom
Prior art keywords: signalling unit; line extender; extender; line; signalling
Prior art date: 1979-10-09
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

Application number

GB8032511A

Other versions

GB2061064A (en

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.)

Telspec Ltd

Original Assignee

Telspec 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.)

1979-10-09

Filing date

1980-10-08

Publication date

1984-01-11

1980-10-08 Application filed by Telspec Ltd filed Critical Telspec Ltd

1980-10-08 Priority to GB8032511A priority Critical patent/GB2061064B/en

1981-05-07 Publication of GB2061064A publication Critical patent/GB2061064A/en

1984-01-11 Application granted granted Critical

1984-01-11 Publication of GB2061064B publication Critical patent/GB2061064B/en

Status Expired legal-status Critical Current

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
- H04M19/006—Circuits for increasing the range of current supply source

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Devices For Supply Of Signal Current (AREA)

GB8032511A 1979-10-09 1980-10-08 Line extender signalling unit Expired GB2061064B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB8032511A GB2061064B (en)	1979-10-09	1980-10-08	Line extender signalling unit

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB7935028		1979-10-09
GB8032511A GB2061064B (en)	1979-10-09	1980-10-08	Line extender signalling unit

Publications (2)

Publication Number	Publication Date
GB2061064A GB2061064A (en)	1981-05-07
GB2061064B true GB2061064B (en)	1984-01-11

Family

ID=26273143

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB8032511A Expired GB2061064B (en)	1979-10-09	1980-10-08	Line extender signalling unit

Country Status (1)

Country	Link
GB (1)	GB2061064B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2120498B (en) *	1982-04-29	1985-11-20	Motorola Inc	Regulator circuit

1980
- 1980-10-08 GB GB8032511A patent/GB2061064B/en not_active Expired

Also Published As

Publication number	Publication date
GB2061064A (en)	1981-05-07

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Legal Events

Date	Code	Title	Description
1997-07-16	732E	Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
2000-11-01	PE20	Patent expired after termination of 20 years	Effective date: 20001007