DE69219667D1 - Netzwerksignalisierungsverfahren zur Steuerung von Knotennetzwerkfunktionen - Google Patents

Netzwerksignalisierungsverfahren zur Steuerung von Knotennetzwerkfunktionen

Info

Publication number: DE69219667D1
Authority: DE; Germany
Prior art keywords: network; signaling method; controlling node; functions; network functions
Prior art date: 1991-04-01
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.): Revoked

Application number

DE69219667T

Other languages

English (en)

Other versions

DE69219667T2 (de

Inventor

Duane O Bowker

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.)

AT&T Corp

Original Assignee

AT&T Corp

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.)

1991-04-01

Filing date

1992-03-26

Publication date

1997-06-19

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24720561&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69219667(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1992-03-26 Application filed by AT&T Corp filed Critical AT&T Corp

1997-06-19 Application granted granted Critical

1997-06-19 Publication of DE69219667D1 publication Critical patent/DE69219667D1/de

1997-09-04 Publication of DE69219667T2 publication Critical patent/DE69219667T2/de

2012-03-27 Anticipated expiration legal-status Critical

Status Revoked legal-status Critical Current

Links

230000011664 signaling Effects 0.000 title 1

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/40—Applications of speech amplifiers
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M7/00—Arrangements for interconnection between switching centres

DE69219667T 1991-04-01 1992-03-26 Netzwerksignalisierungsverfahren zur Steuerung von Knotennetzwerkfunktionen Revoked DE69219667T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US07/677,903 US5206902A (en)	1991-04-01	1991-04-01	Network signaling arrangement for controlling tandem network functions

Publications (2)

Publication Number	Publication Date
DE69219667D1 true DE69219667D1 (de)	1997-06-19
DE69219667T2 DE69219667T2 (de)	1997-09-04

Family

ID=24720561

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69219667T Revoked DE69219667T2 (de)	1991-04-01	1992-03-26	Netzwerksignalisierungsverfahren zur Steuerung von Knotennetzwerkfunktionen

Country Status (7)

Country	Link
US (1)	US5206902A (de)
EP (1)	EP0507505B1 (de)
JP (1)	JP2904637B2 (de)
KR (1)	KR100243960B1 (de)
AU (1)	AU641090B2 (de)
CA (1)	CA2060356C (de)
DE (1)	DE69219667T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5471527A (en)	1993-12-02	1995-11-28	Dsc Communications Corporation	Voice enhancement system and method
US5802164A (en) *	1995-12-22	1998-09-01	At&T Corp	Systems and methods for controlling telephone sound enhancement on a per call basis
JP3437706B2 (ja) *	1996-03-19	2003-08-18	富士通株式会社	交換機および交換システム
US6021194A (en) *	1996-03-28	2000-02-01	At&T Corp.	Flash-cut of speech processing features in a telephone call
US5859908A (en) *	1996-03-28	1999-01-12	At&T Corp.	Method and apparatus for applying multiple speech processing features to a telephone call
EP0814621A3 (de) *	1996-06-17	1998-11-11	Ericsson Invention Ireland Limited	Fernmeldevermittlungssystem
EP0816877A1 (de) *	1996-07-01	1998-01-07	Corning Incorporated	Multiplexer/Demultiplexer mit flacher spektraler Antwort
US6453043B1 (en)	1996-12-18	2002-09-17	At&T Corp.	Flash-cut of speech processing features in a telephone call
US6128369A (en) *	1997-05-14	2000-10-03	A.T.&T. Corp.	Employing customer premises equipment in communications network maintenance

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2350951A (en) *	1941-10-31	1944-06-06	Bell Telephone Labor Inc	Electric wave system
US3114005A (en) *	1959-04-24	1963-12-10	Lenkurt Electric Co Inc	Inband signaling system
US3183313A (en) *	1960-12-16	1965-05-11	Bell Telephone Labor Inc	Echo suppressor operable by a pilot tone
BE630382A (de) *	1962-03-30
DE1250496B (de) *	1964-02-12
NL154378B (nl) *	1965-01-08	1977-08-15	Frederik Adolf Nauta En Freder	Stelsel en inrichting voor het registreren van luister- en/of kijkgegevens.
US3706862A (en) *	1971-06-28	1972-12-19	Lorain Prod Corp	Amplifier circuit for transmission lines
CA1112385A (en) *	1977-04-13	1981-11-10	Bloomfield J. Warman	Compensation of transmission losses in a telephone system
US4665383A (en) *	1985-04-22	1987-05-12	Firecom, Inc.	Security system with monitoring and warning circuits
US4638298A (en) *	1985-07-16	1987-01-20	Telautograph Corporation	Communication system having message repeating terminals
US4882749A (en) *	1986-01-09	1989-11-21	Harris Semiconductor (Patents) Inc.	Control of signal transmission
NL8601712A (nl) *	1986-07-01	1988-02-01	Koninkl Philips Electronics Nv	Communicatienetwerk, in het bijzonder een telefoonnetwerk en datacommunicatienetwerk dat is samengesteld uit een verzameling van knooppuntseenheden, waarbij specifieke faciliteiten binnen naar keuze vastgestelde domeinen, volledig geintegreerd kunnen worden geboden.
US5195132B1 (en) *	1990-12-03	1996-03-19	At & T Bell Lab	Telephone network speech signal enhancement

1991
- 1991-04-01 US US07/677,903 patent/US5206902A/en not_active Expired - Lifetime
1992
- 1992-01-30 CA CA002060356A patent/CA2060356C/en not_active Expired - Fee Related
- 1992-03-02 JP JP4078800A patent/JP2904637B2/ja not_active Expired - Lifetime
- 1992-03-26 DE DE69219667T patent/DE69219667T2/de not_active Revoked
- 1992-03-26 EP EP92302640A patent/EP0507505B1/de not_active Revoked
- 1992-03-30 AU AU13934/92A patent/AU641090B2/en not_active Ceased
- 1992-04-01 KR KR1019920005424A patent/KR100243960B1/ko not_active IP Right Cessation

Also Published As

Publication number	Publication date
EP0507505A2 (de)	1992-10-07
JP2904637B2 (ja)	1999-06-14
CA2060356A1 (en)	1992-10-02
DE69219667T2 (de)	1997-09-04
AU1393492A (en)	1992-10-08
KR920020879A (ko)	1992-11-21
JPH05103105A (ja)	1993-04-23
AU641090B2 (en)	1993-09-09
EP0507505B1 (de)	1997-05-14
EP0507505A3 (en)	1993-08-25
US5206902A (en)	1993-04-27
CA2060356C (en)	1996-09-03
KR100243960B1 (ko)	2000-02-01

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Legal Events

Date	Code	Title	Description
1998-05-20	8363	Opposition against the patent
1999-08-26	8331	Complete revocation