SE8008587L - Anpassning for en abonnenttelefonlinje - Google Patents

Anpassning for en abonnenttelefonlinje

Info

Publication number: SE8008587L
Authority: SE; Sweden
Prior art keywords: exchange; analogue; line; digital; subscribe
Prior art date: 1979-12-13

Application number

SE8008587A

Other languages

Unknown language ( )

English (en)

Swedish (sv)

Inventor

A W Sweet

Original Assignee

Standard Telephones Cables 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.)

1979-12-13

Filing date

1980-12-08

Publication date

1981-06-14

1980-12-08 Application filed by Standard Telephones Cables Ltd filed Critical Standard Telephones Cables Ltd

1981-06-14 Publication of SE8008587L publication Critical patent/SE8008587L/

Links

230000006978 adaptation Effects 0.000 title 1
238000006243 chemical reaction Methods 0.000 abstract 2
230000011664 signaling Effects 0.000 abstract 1

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Interface Circuits In Exchanges (AREA)
Devices For Supply Of Signal Current (AREA)

SE8008587A 1979-12-13 1980-12-08 Anpassning for en abonnenttelefonlinje SE8008587L (sv)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB7943074A GB2066023B (en)	1979-12-13	1979-12-13	Telephone line interface

Publications (1)

Publication Number	Publication Date
SE8008587L true SE8008587L (sv)	1981-06-14

Family

ID=10509838

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE8008587A SE8008587L (sv)	1979-12-13	1980-12-08	Anpassning for en abonnenttelefonlinje

Country Status (15)

Country	Link
US (1)	US4345115A (fr)
JP (1)	JPS56111394A (fr)
AU (1)	AU541812B2 (fr)
BE (1)	BE890404R (fr)
CH (1)	CH651986A5 (fr)
DE (1)	DE3043906A1 (fr)
EG (1)	EG13942A (fr)
FR (1)	FR2472320A1 (fr)
GB (1)	GB2066023B (fr)
IE (1)	IE50882B1 (fr)
IT (1)	IT1134726B (fr)
NL (1)	NL8006665A (fr)
NZ (1)	NZ195660A (fr)
SE (1)	SE8008587L (fr)
ZA (1)	ZA807678B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4410982A (en) *	1981-05-07	1983-10-18	Gte Automatic Electric Labs. Inc.	Arrangement for extending digital signaling to telephone subscribers' substations
DE3221387A1 (de) *	1982-06-05	1983-12-08	Krone Gmbh, 1000 Berlin	Digitales fernsprechendgeraet mit anschluessen fuer analoge zusatzgeraete
US4592046A (en) *	1983-03-13	1986-05-27	Iwasaki Tsushinki Kabushiki Kaisha	Subscriber's circuit for time division switching system
JPS63283351A (ja) *	1987-05-15	1988-11-21	Canon Inc	Ｉｓｄｎタ−ミナルアダプタ
US5241564A (en) *	1989-08-30	1993-08-31	Digital Equipment Corporation	Low noise, high performance data bus system and method
AT406534B (de) *	1996-07-03	2000-06-26	Ericsson Austria Ag	Schaltungsanordnung zur detektion von analogen vermittlungs- und prüfsignalen
US6169801B1 (en)	1998-03-16	2001-01-02	Midcom, Inc.	Digital isolation apparatus and method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2377132A1 (fr) *	1977-01-11	1978-08-04	Labo Cent Telecommunicat	Dispositif de protection pour joncteur electronique
NL7700719A (nl) *	1977-01-25	1978-07-27	Philips Nv	Storingsongevoelig lijnsupervisiecircuit.
US4087646A (en) *	1977-01-28	1978-05-02	Bell Telephone Laboratories, Incorporated	Dual mode telephone subscriber loop current detector
GB1583635A (en) *	1977-03-02	1981-01-28	Int Standard Electric Corp	Subscriber line or trunk circuit
JPS5469906A (en) *	1977-11-15	1979-06-05	Nippon Telegr & Teleph Corp <Ntt>	Analog-to-digital converter circuit
JPS54157407A (en) *	1978-06-02	1979-12-12	Hitachi Ltd	Level control unit for time-division exchange
US4268723A (en) *	1979-09-04	1981-05-19	Western Electric Company	Circuits and methods for initializing the loop current of a telephone set
GB2064915B (en) *	1979-11-29	1984-03-21	Standard Telephones Cables Ltd	Telephone line feed circuit

1979
- 1979-12-13 GB GB7943074A patent/GB2066023B/en not_active Expired
1980
- 1980-11-21 DE DE19803043906 patent/DE3043906A1/de not_active Withdrawn
- 1980-11-27 NZ NZ195660A patent/NZ195660A/en unknown
- 1980-12-08 US US06/214,326 patent/US4345115A/en not_active Expired - Lifetime
- 1980-12-08 ZA ZA00807678A patent/ZA807678B/xx unknown
- 1980-12-08 AU AU65149/80A patent/AU541812B2/en not_active Ceased
- 1980-12-08 SE SE8008587A patent/SE8008587L/ unknown
- 1980-12-09 NL NL8006665A patent/NL8006665A/nl not_active Application Discontinuation
- 1980-12-11 JP JP17392380A patent/JPS56111394A/ja active Pending
- 1980-12-11 FR FR8026263A patent/FR2472320A1/fr active Pending
- 1980-12-12 CH CH9181/80A patent/CH651986A5/de not_active IP Right Cessation
- 1980-12-12 IE IE2601/80A patent/IE50882B1/en unknown
- 1980-12-13 EG EG771/80A patent/EG13942A/xx active
- 1980-12-15 IT IT26650/80A patent/IT1134726B/it active
1981
- 1981-09-18 BE BE2/59367A patent/BE890404R/fr not_active IP Right Cessation

Also Published As

Publication number	Publication date
AU541812B2 (en)	1985-01-24
CH651986A5 (de)	1985-10-15
NL8006665A (nl)	1981-07-16
IT8026650A0 (it)	1980-12-15
GB2066023A (en)	1981-07-01
BE890404R (fr)	1982-01-18
IT1134726B (it)	1986-08-13
JPS56111394A (en)	1981-09-03
AU6514980A (en)	1981-06-18
DE3043906A1 (de)	1981-10-29
IE50882B1 (en)	1986-08-06
EG13942A (en)	1983-03-31
NZ195660A (en)	1984-03-30
ZA807678B (en)	1981-12-30
FR2472320A1 (fr)	1981-06-26
IE802601L (en)	1981-06-13
US4345115A (en)	1982-08-17
GB2066023B (en)	1983-11-09

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