BR8207094A - Metodo para estabelecer chamada de conferenica em sistema de comutacao telefonica digital - Google Patents

Metodo para estabelecer chamada de conferenica em sistema de comutacao telefonica digital

Info

Publication number: BR8207094A
Authority: BR; Brazil
Prior art keywords: speech samples; switching system; participants; telephone switching; digital telephone
Prior art date: 1981-12-10

Application number

BR8207094A

Other languages

English (en)

Inventor

Joachim Eschmann

Jurgen Zanzig

Original Assignee

Int Standard Electric 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.)

1981-12-10

Filing date

1982-12-07

Publication date

1983-10-11

1982-12-07 Application filed by Int Standard Electric Corp filed Critical Int Standard Electric Corp

1983-10-11 Publication of BR8207094A publication Critical patent/BR8207094A/pt

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)
Interface Circuits In Exchanges (AREA)
Time-Division Multiplex Systems (AREA)
Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Control Of El Displays (AREA)
Data Exchanges In Wide-Area Networks (AREA)
Exchange Systems With Centralized Control (AREA)

BR8207094A 1981-12-10 1982-12-07 Metodo para estabelecer chamada de conferenica em sistema de comutacao telefonica digital BR8207094A (pt)

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 (1)

Publication Number	Publication Date
BR8207094A true BR8207094A (pt)	1983-10-11

Family

ID=6148353

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR8207094A BR8207094A (pt)	1981-12-10	1982-12-07	Metodo para estabelecer chamada de conferenica em sistema de comutacao telefonica digital

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)	ES518084A0 (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
US8619963B2 (en) *	2009-11-06	2013-12-31	Freescale Semiconductor, Inc.	Conference call system, 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 AT AT82111333T patent/ATE34058T1/de not_active IP Right Cessation
- 1982-12-07 KR KR8205491A patent/KR880002168B1/ko not_active IP Right Cessation
- 1982-12-07 BR BR8207094A patent/BR8207094A/pt unknown
- 1982-12-07 DE DE8282111333T patent/DE3278453D1/de not_active Expired
- 1982-12-07 EP EP82111333A patent/EP0081799B1/de not_active Expired
- 1982-12-07 FI FI824200A patent/FI824200L/fi not_active Application Discontinuation
- 1982-12-07 PH PH28240A patent/PH20311A/en unknown
- 1982-12-07 DD DD82245652A patent/DD209555A5/de not_active IP Right Cessation
- 1982-12-07 HU HU823914A patent/HU184592B/hu unknown
- 1982-12-08 RO RO82109259A patent/RO84971A/ro unknown
- 1982-12-09 GR GR70030A patent/GR77104B/el unknown
- 1982-12-09 CA CA000417379A patent/CA1206237A/en not_active Expired
- 1982-12-09 SU SU823522504A patent/SU1210677A3/ru active
- 1982-12-09 JP JP57214754A patent/JPS58150357A/ja active Granted
- 1982-12-09 YU YU2728/82A patent/YU43810B/xx unknown
- 1982-12-10 ES ES518084A patent/ES518084A0/es active Granted
- 1982-12-10 MX MX195550A patent/MX151911A/es unknown
- 1982-12-10 PL PL1982239455A patent/PL141213B1/pl unknown
- 1982-12-10 BE BE2/59949A patent/BE895315A/fr not_active IP Right Cessation
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
AU9113182A (en)	1983-06-16
DE3148886C1 (de)	1983-08-11
FI824200A0 (fi)	1982-12-07
PL141213B1 (en)	1987-07-31
SU1210677A3 (ru)	1986-02-07
KR880002168B1 (ko)	1988-10-17
NO157839C (no)	1988-05-25
HK67990A (en)	1990-09-07
ES8308667A1 (es)	1983-09-01
GR77104B (pt)	1984-09-06
IT8224552A0 (it)	1982-12-02
TR21922A (tr)	1985-11-07
ES518084A0 (es)	1983-09-01
PL239455A1 (en)	1983-08-15
CA1206237A (en)	1986-06-17
NO824084L (no)	1983-06-13
BE895315A (fr)	1983-06-10
IN157468B (pt)	1986-04-05
SG2889G (en)	1989-11-17
DD209555A5 (de)	1984-05-09
YU43810B (en)	1989-12-31
MX151911A (es)	1985-05-02
YU272882A (en)	1985-10-31
RO84971A (ro)	1986-07-30
DE3278453D1 (en)	1988-06-09
HU184592B (en)	1984-09-28
US4488291A (en)	1984-12-11
FI824200L (fi)	1983-06-11
NO157839B (no)	1988-02-15
ZA828846B (en)	1983-09-28
IT1154391B (it)	1987-01-21
IT8224552A1 (it)	1984-06-02
NZ202626A (en)	1985-07-31
JPH0129345B2 (pt)	1989-06-09
ATE34058T1 (de)	1988-05-15
EP0081799A1 (de)	1983-06-22
EP0081799B1 (de)	1988-05-04
PH20311A (en)	1986-11-25
KR840003170A (ko)	1984-08-13
JPS58150357A (ja)	1983-09-07
AU553691B2 (en)	1986-07-24

Publication	Publication Date	Title
BR8207094A (pt)	1983-10-11	Metodo para estabelecer chamada de conferenica em sistema de comutacao telefonica digital
JPS57152072A (en)	1982-09-20	Audio response/video retrieval composite processing system
JP3179641B2 (ja)	2001-06-25	ループ型音声会議回路
JPH03101315A (ja)	1991-04-26	符号化方式の自動切替え方式
SU1072262A1 (ru)	1984-02-07	Коммутационное устройство дл конференц-св зи
JPS54159807A (en)	1979-12-18	Block companding coding and decoding unit
JP3027076B2 (ja)	2000-03-27	多地点間音声通信システム
FR2592541A1 (fr)	1987-07-03	Terminal telephonique de teleconference.
JPS5750165A (en)	1982-03-24	Conference telephone system
KR20000044344A (ko)	2000-07-15	교환시스템의 다자간 회의통화장치
KR20000044346A (ko)	2000-07-15	교환시스템에서 디지털 신호처리를 통한 다자간회의통화방법
JPS54134907A (en)	1979-10-19	Connectin control system for echo suppressor
JPS61293055A (ja)	1986-12-23	通話録音方式
DK389382A (da)	1984-03-01	Telefonomskifter
JPS57143974A (en)	1982-09-06	Transmission system for audio signal
JPS56107678A (en)	1981-08-26	Telecasting system
ES8500535A1 (es)	1984-10-01	Aparato canalizador de llamadas telefonicas.
SE8204971D0 (sv)	1982-09-01	Kopplingsanordning
JPS62248350A (ja)	1987-10-29	音声メ−ル装置の通信方式
JPS5733876A (en)	1982-02-24	Digital video signal processing system
KR900005744A (ko)	1990-04-14	집단 전화 교환기의 호절취 구현방법