NO157839C - Konferansekrets. - Google Patents

Konferansekrets.

Info

Publication number: NO157839C
Authority: NO; Norway
Prior art keywords: speech samples; participants; conference; adder; code converter
Prior art date: 1981-12-10

Application number

NO824084A

Other languages

English (en)

Norwegian (no)

Other versions

NO824084L (no

NO157839B (no

Inventor

Joachim Eschmann

Jurgen Zanzig

Original Assignee

Alcatel Nv

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.)

1981-12-10

Filing date

1982-12-06

Publication date

1988-05-25

1982-12-06 Application filed by Alcatel Nv filed Critical Alcatel Nv

1983-06-13 Publication of NO824084L publication Critical patent/NO824084L/no

1988-02-15 Publication of NO157839B publication Critical patent/NO157839B/no

1988-05-25 Publication of NO157839C publication Critical patent/NO157839C/no

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
- H04M3/561—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities by multiplexing
- 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)
Multimedia (AREA)
Signal Processing (AREA)
Computer Networks & Wireless Communication (AREA)
Telephonic Communication Services (AREA)
Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Sub-Exchange Stations And Push- Button Telephones (AREA)
Mobile Radio Communication Systems (AREA)
Gyroscopes (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Control Of El Displays (AREA)
Interface Circuits In Exchanges (AREA)
Time-Division Multiplex Systems (AREA)
Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Data Exchanges In Wide-Area Networks (AREA)
Exchange Systems With Centralized Control (AREA)

NO824084A 1981-12-10 1982-12-06 Konferansekrets. NO157839C (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE3148886A DE3148886C1 (de)	1981-12-10	1981-12-10	Verfahren und Schaltungsanordnung zum Herstellen einer Konferenzverbindung

Publications (3)

Publication Number	Publication Date
NO824084L NO824084L (no)	1983-06-13
NO157839B NO157839B (no)	1988-02-15
NO157839C true NO157839C (no)	1988-05-25

Family

ID=6148353

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO824084A NO157839C (no)	1981-12-10	1982-12-06	Konferansekrets.

Country Status (29)

Country	Link
US (1)	US4488291A (pt)
EP (1)	EP0081799B1 (pt)
JP (1)	JPS58150357A (pt)
KR (1)	KR880002168B1 (pt)
AT (1)	ATE34058T1 (pt)
AU (1)	AU553691B2 (pt)
BE (1)	BE895315A (pt)
BR (1)	BR8207094A (pt)
CA (1)	CA1206237A (pt)
DD (1)	DD209555A5 (pt)
DE (2)	DE3148886C1 (pt)
ES (1)	ES8308667A1 (pt)
FI (1)	FI824200L (pt)
GR (1)	GR77104B (pt)
HK (1)	HK67990A (pt)
HU (1)	HU184592B (pt)
IN (1)	IN157468B (pt)
IT (1)	IT1154391B (pt)
MX (1)	MX151911A (pt)
NO (1)	NO157839C (pt)
NZ (1)	NZ202626A (pt)
PH (1)	PH20311A (pt)
PL (1)	PL141213B1 (pt)
RO (1)	RO84971A (pt)
SG (1)	SG2889G (pt)
SU (1)	SU1210677A3 (pt)
TR (1)	TR21922A (pt)
YU (1)	YU43810B (pt)
ZA (1)	ZA828846B (pt)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3329779C2 (de) *	1983-08-18	1985-06-27	Philips Patentverwaltung Gmbh, 2000 Hamburg	Verfahren und Schaltungsanordnung zur Herstellung von Konferenzverbindungen in einem Vermittlungssystem
JPS60148263A (ja) *	1984-01-12	1985-08-05	Nippon Telegr & Teleph Corp <Ntt>	会議電話方式
JPS60204158A (ja) *	1984-03-29	1985-10-15	Nippon Telegr & Teleph Corp <Ntt>	会議電話方式
DE3427303A1 (de) *	1984-07-20	1986-01-30	Siemens AG, 1000 Berlin und 8000 München	Konferenzschaltung fuer digitale kommunikationssysteme
US4606021A (en) *	1984-08-17	1986-08-12	Itt Corporation	Digital conference circuit
JPS6190565A (ja) *	1984-10-11	1986-05-08	Iwatsu Electric Co Ltd	会議通話方式
US4658398A (en) *	1984-10-29	1987-04-14	Gte Laboratories Incorporated	Framed digital voice summing for teleconferencing
US4648089A (en) *	1984-10-29	1987-03-03	Gte Laboratories, Inc.	Digital voice summing for teleconferencing
US4686512A (en) *	1985-03-01	1987-08-11	Kabushiki Kaisha Toshiba	Integrated digital circuit for processing speech signal
US4716585A (en) *	1985-04-05	1987-12-29	Datapoint Corporation	Gain switched audio conferencing network
KR960705440A (ko) *	1994-08-04	1996-10-09	존 엠. 클락 3세	음성 압축을 사용하는 통신 시스템에서의 회의 통화를 수행하는 시스템 및 방법(system and method for conducting conference calls in a communication system utilizing voice compression)
US5483588A (en) *	1994-12-23	1996-01-09	Latitute Communications	Voice processing interface for a teleconference system
JP2007096555A (ja) *	2005-09-28	2007-04-12	Nec Corp	音声会議システム、端末装置及びそれに用いる話者優先レベル制御方法並びにそのプログラム
US20070266092A1 (en) *	2006-05-10	2007-11-15	Schweitzer Edmund O Iii	Conferencing system with automatic identification of speaker
EP2497258A4 (en) *	2009-11-06	2013-05-01	Freescale Semiconductor Inc	TELEPHONE CONFERENCE SYSTEM AND METHOD, AND COMPUTER PROGRAM PRODUCT

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1301905A (pt) *	1970-06-04	1973-01-04
US3883697A (en) *	1973-10-18	1975-05-13	Itt	Digital conference circuit
US3937898A (en) *	1974-07-18	1976-02-10	International Telephone And Telegraph Corporation	Digital conference bridge
DE2445094C3 (de) *	1974-09-20	1978-11-02	Siemens Ag, 1000 Berlin Und 8000 Muenchen	Verfahren zur Herstellung von Konferenzverbindungen in einer PCM-Zeitmultiplex-Fernsprechvermittlungsanlage
US3984643A (en) *	1975-04-24	1976-10-05	Northern Electric Company Limited	Method and apparatus for establishing a plurality of simultaneous conferences in a PCM switching system
FR2332663A1 (fr) *	1975-11-20	1977-06-17	Labo Cent Telecommunicat	Circuit de conference pour reseau de commutation mic
US4076966A (en) *	1976-08-02	1978-02-28	Societa Italiana Telecomunicazioni Siemens S.P.A.	Method of and system for handling conference calls in digital telephone exchange
US4054757A (en) *	1976-12-13	1977-10-18	International Standard Electric Corporation	Conference circuit using PCM techniques
US4109111A (en) *	1977-08-23	1978-08-22	Digital Switch Corporation	Method and apparatus for establishing conference calls in a time division multiplex pulse code modulation switching system
US4153817A (en) *	1977-11-25	1979-05-08	Stromberg-Carlson Corporation	Digital conference circuit
US4190742A (en) *	1978-06-05	1980-02-26	Siemens Aktiengesellschaft	Process and apparatus for producing conference connections in a PCM time multiplex switching system
US4267593A (en) *	1979-06-15	1981-05-12	Wescom Switching, Inc.	Method and means for digital conferencing
JPS56157164A (en) *	1980-05-07	1981-12-04	Nec Corp	Conference system
US4387457A (en) *	1981-06-12	1983-06-07	Northern Telecom Limited	Digital conference circuit and method

1981
- 1981-12-10 DE DE3148886A patent/DE3148886C1/de not_active Expired
1982
- 1982-11-06 AU AU91131/82A patent/AU553691B2/en not_active Ceased
- 1982-11-26 NZ NZ202626A patent/NZ202626A/en unknown
- 1982-11-30 US US06/445,629 patent/US4488291A/en not_active Expired - Lifetime
- 1982-12-01 ZA ZA828846A patent/ZA828846B/xx unknown
- 1982-12-02 IT IT24552/82A patent/IT1154391B/it active
- 1982-12-03 TR TR21922A patent/TR21922A/xx unknown
- 1982-12-06 NO NO824084A patent/NO157839C/no unknown
- 1982-12-07 EP EP82111333A patent/EP0081799B1/de not_active Expired
- 1982-12-07 PH PH28240A patent/PH20311A/en unknown
- 1982-12-07 BR BR8207094A patent/BR8207094A/pt unknown
- 1982-12-07 DE DE8282111333T patent/DE3278453D1/de not_active Expired
- 1982-12-07 KR KR8205491A patent/KR880002168B1/ko not_active Expired
- 1982-12-07 AT AT82111333T patent/ATE34058T1/de not_active IP Right Cessation
- 1982-12-07 DD DD82245652A patent/DD209555A5/de not_active IP Right Cessation
- 1982-12-07 FI FI824200A patent/FI824200L/fi not_active Application Discontinuation
- 1982-12-07 HU HU823914A patent/HU184592B/hu unknown
- 1982-12-08 RO RO82109259A patent/RO84971A/ro unknown
- 1982-12-09 JP JP57214754A patent/JPS58150357A/ja active Granted
- 1982-12-09 GR GR70030A patent/GR77104B/el unknown
- 1982-12-09 SU SU823522504A patent/SU1210677A3/ru active
- 1982-12-09 CA CA000417379A patent/CA1206237A/en not_active Expired
- 1982-12-09 YU YU2728/82A patent/YU43810B/xx unknown
- 1982-12-10 PL PL1982239455A patent/PL141213B1/pl unknown
- 1982-12-10 ES ES518084A patent/ES8308667A1/es not_active Expired
- 1982-12-10 BE BE2/59949A patent/BE895315A/fr not_active IP Right Cessation
- 1982-12-10 MX MX195550A patent/MX151911A/es unknown
1983
- 1983-02-26 IN IN240/CAL/83A patent/IN157468B/en unknown
1989
- 1989-01-13 SG SG28/89A patent/SG2889G/en unknown
1990
- 1990-08-30 HK HK679/90A patent/HK67990A/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
IT8224552A1 (it)	1984-06-02
KR880002168B1 (ko)	1988-10-17
HU184592B (en)	1984-09-28
PH20311A (en)	1986-11-25
BE895315A (fr)	1983-06-10
EP0081799A1 (de)	1983-06-22
SG2889G (en)	1989-11-17
FI824200A7 (fi)	1983-06-11
GR77104B (pt)	1984-09-06
AU9113182A (en)	1983-06-16
DE3278453D1 (en)	1988-06-09
ATE34058T1 (de)	1988-05-15
MX151911A (es)	1985-05-02
FI824200A0 (fi)	1982-12-07
JPS58150357A (ja)	1983-09-07
IT1154391B (it)	1987-01-21
DD209555A5 (de)	1984-05-09
NO824084L (no)	1983-06-13
NZ202626A (en)	1985-07-31
AU553691B2 (en)	1986-07-24
BR8207094A (pt)	1983-10-11
IN157468B (pt)	1986-04-05
KR840003170A (ko)	1984-08-13
FI824200L (fi)	1983-06-11
IT8224552A0 (it)	1982-12-02
YU272882A (en)	1985-10-31
EP0081799B1 (de)	1988-05-04
SU1210677A3 (ru)	1986-02-07
CA1206237A (en)	1986-06-17
HK67990A (en)	1990-09-07
DE3148886C1 (de)	1983-08-11
ZA828846B (en)	1983-09-28
YU43810B (en)	1989-12-31
US4488291A (en)	1984-12-11
NO157839B (no)	1988-02-15
JPH0129345B2 (pt)	1989-06-09
TR21922A (tr)	1985-11-07
PL141213B1 (en)	1987-07-31
PL239455A1 (en)	1983-08-15
ES518084A0 (es)	1983-09-01
RO84971A (ro)	1986-07-30
ES8308667A1 (es)	1983-09-01

Publication	Publication Date	Title
NO157839C (no)	1988-05-25	Konferansekrets.
US6008838A (en)	1999-12-28	Multi-point video conference system
SE8403631D0 (sv)	1984-07-09	Overforing av dataanrop
JPS54159807A (en)	1979-12-18	Block companding coding and decoding unit
SU1072262A1 (ru)	1984-02-07	Коммутационное устройство дл конференц-св зи
JPS5733876A (en)	1982-02-24	Digital video signal processing system
JPS5750165A (en)	1982-03-24	Conference telephone system
JPH034148B2 (pt)	1991-01-22
JPS56149196A (en)	1981-11-18	Many-subscribers calling device
JPH0495451A (ja)	1992-03-27	会議通話装置
Gosewinckel	1980	Submarine Cables as an Integral Part of the World's Telecommunications Network
JPS54134907A (en)	1979-10-19	Connectin control system for echo suppressor
JPS5595480A (en)	1980-07-19	Gradation picture processing system
GB1529987A (en)	1978-10-25	Telecommunication exchanges
DK389382A (da)	1984-03-01	Telefonomskifter
JPS56149861A (en)	1981-11-19	Priority giving system of digital service equipment for conference
ES8500535A1 (es)	1984-10-01	Aparato canalizador de llamadas telefonicas.
JPS634749A (ja)	1988-01-09	電話機
SE8204971D0 (sv)	1982-09-01	Kopplingsanordning
JPH0360221B2 (pt)	1991-09-13
JPS5776986A (en)	1982-05-14	Signal processing circuit