AU1196983A – Conference circuit
– Google Patents
AU1196983A – Conference circuit
– Google Patents
Conference circuit
Info
Publication number
AU1196983A
AU1196983A
AU11969/83A
AU1196983A
AU1196983A
AU 1196983 A
AU1196983 A
AU 1196983A
AU 11969/83 A
AU11969/83 A
AU 11969/83A
AU 1196983 A
AU1196983 A
AU 1196983A
AU 1196983 A
AU1196983 A
AU 1196983A
Authority
AU
Australia
Prior art keywords
conference circuit
conference
circuit
Prior art date
1982-03-12
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.)
Granted
Application number
AU11969/83A
Other versions
AU565653B2
(en
Inventor
Andres Albanese
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
Western Electric Co Inc
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.)
1982-03-12
Filing date
1983-03-02
Publication date
1983-09-15
1983-03-02
Application filed by Western Electric Co Inc
filed
Critical
Western Electric Co Inc
1983-09-15
Publication of AU1196983A
publication
Critical
patent/AU1196983A/en
1987-09-24
Application granted
granted
Critical
1987-09-24
Publication of AU565653B2
publication
Critical
patent/AU565653B2/en
2003-03-02
Anticipated expiration
legal-status
Critical
Status
Ceased
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
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
H04M3/561—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities by multiplexing
Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y10S370/00—Multiplex communications
Y10S370/914—Rate converter
AU11969/83A
1982-03-12
1983-03-02
Conference circuit
Ceased
AU565653B2
(en)
Applications Claiming Priority (2)
Application Number
Priority Date
Filing Date
Title
US06/357,773
US4479212A
(en)
1982-03-12
1982-03-12
Conference circuit
US357773
1982-03-12
Publications (2)
Publication Number
Publication Date
AU1196983A
true
AU1196983A
(en)
1983-09-15
AU565653B2
AU565653B2
(en)
1987-09-24
Family
ID=23406970
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
AU11969/83A
Ceased
AU565653B2
(en)
1982-03-12
1983-03-02
Conference circuit
Country Status (8)
Country
Link
US
(1)
US4479212A
(en)
JP
(1)
JPS58168374A
(en)
AU
(1)
AU565653B2
(en)
BE
(1)
BE896133A
(en)
DE
(1)
DE3308703A1
(en)
FR
(1)
FR2523387B1
(en)
GB
(1)
GB2117601B
(en)
NL
(1)
NL191918C
(en)
Families Citing this family (7)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
GB2157129A
(en)
*
1984-04-06
1985-10-16
Standard Telephones Cables Ltd
Conference circuit
AT382989B
(en)
*
1984-04-27
1987-05-11
Siemens Ag Oesterreich
COUPLERS FOR CONNECTING N AUDIO INPUTS TO M AUDIO OUTPUTS, IN PARTICULAR FOR CONFERENCE CIRCUITS
US4603417A
(en)
*
1984-10-09
1986-07-29
Hitachi, Ltd.
PCM coder and decoder
JP2720521B2
(en)
*
1988-06-22
1998-03-04
富士電機株式会社
Solid-state laser device
US5127001A
(en)
*
1990-06-22
1992-06-30
Unisys Corporation
Conference call arrangement for distributed network
DE19716314A1
(en)
1997-04-18
1998-10-22
Alsthom Cge Alcatel
Method and device for adding signals present as samples
JP5187618B2
(en)
*
2007-10-03
2013-04-24
横河電機株式会社
Counter device
Family Cites Families (10)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US3551600A
(en)
*
1968-02-23
1970-12-29
Stromberg Carlson Corp
High capacity,high side-tone suppression,4-wire conference circuit
GB1234419A
(en)
*
1968-08-27
1971-06-03
US3604855A
(en)
*
1970-01-02
1971-09-14
Stromberg Carlson Corp
Digital conference circuit for pcm signalling system
DE2733227C2
(en)
*
1977-07-22
1986-12-04
Siemens AG, 1000 Berlin und 8000 München
Arrangement for converting analog signals into digital signals and vice versa from digital signals into analog signals
US3997730A
(en)
*
1975-08-29
1976-12-14
Bell Telephone Laboratories, Incorporated
Time division conference circuit
NL7807043A
(en)
*
1977-07-19
1979-01-23
Siemens Ag
SWITCHING DEVICE FOR CONVERTING ANALOG SIGNALS INTO DIGITAL SIGNALS AND VERSION.
DE2732603C3
(en)
*
1977-07-19
1981-08-27
Siemens AG, 1000 Berlin und 8000 München
Circuit arrangement for converting analog signals into digital signals and vice versa from digital signals into analog signals
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
US4224688A
(en)
*
1978-10-30
1980-09-23
Northern Telecom Limited
Digital conference circuit
US4360910A
(en)
*
1980-07-23
1982-11-23
The United States Of America As Represented By The Secretary Of The Air Force
Digital voice conferencing apparatus in time division multiplex systems
1982
1982-03-12
US
US06/357,773
patent/US4479212A/en
not_active
Expired – Lifetime
1983
1983-03-02
AU
AU11969/83A
patent/AU565653B2/en
not_active
Ceased
1983-03-04
FR
FR8303581A
patent/FR2523387B1/en
not_active
Expired
1983-03-09
GB
GB08306445A
patent/GB2117601B/en
not_active
Expired
1983-03-10
BE
BE0/210298A
patent/BE896133A/en
not_active
IP Right Cessation
1983-03-11
DE
DE19833308703
patent/DE3308703A1/en
active
Granted
1983-03-11
JP
JP58039344A
patent/JPS58168374A/en
active
Granted
1983-03-11
NL
NL8300902A
patent/NL191918C/en
not_active
IP Right Cessation
Also Published As
Publication number
Publication date
GB8306445D0
(en)
1983-04-13
JPH0357670B2
(en)
1991-09-02
FR2523387B1
(en)
1986-08-08
DE3308703A1
(en)
1983-09-22
NL191918C
(en)
1996-10-04
NL8300902A
(en)
1983-10-03
AU565653B2
(en)
1987-09-24
NL191918B
(en)
1996-06-03
DE3308703C2
(en)
1991-05-23
US4479212A
(en)
1984-10-23
FR2523387A1
(en)
1983-09-16
BE896133A
(en)
1983-07-01
GB2117601B
(en)
1986-01-02
GB2117601A
(en)
1983-10-12
JPS58168374A
(en)
1983-10-04
Similar Documents
Publication
Publication Date
Title
AU569271B2
(en)
1988-01-28
Circuit interrupter
AU559339B2
(en)
1987-03-05
Electrical connection
AU560124B2
(en)
1987-04-02
Cycloalka(c)pyrrolcarboxylates
AU575036B2
(en)
1988-07-21
Connection devices
AU555361B2
(en)
1986-09-18
Terminal block
AU559995B2
(en)
1987-03-26
Speakerphone circuit
AU559838B2
(en)
1987-03-19
Welding circuit
AU557893B2
(en)
1987-01-15
Terminal block
AU560942B2
(en)
1987-04-30
Delay circuit
AU558948B2
(en)
1987-02-12
Line synchronizing circuit
AU7863481A
(en)
1982-07-22
Conference circuit
GB8305972D0
(en)
1983-04-07
Circuit
EP0102111A3
(en)
1986-05-21
Telephone circuit
AU570252B2
(en)
1988-03-10
Telephone circuit
AU565653B2
(en)
1987-09-24
Conference circuit
DE3379859D1
(en)
1989-06-15
Telephone circuit
AU581578B2
(en)
1989-02-23
Digital conference circuit
AU3285784A
(en)
1985-03-14
Conference bridge circuit
GB8303687D0
(en)
1983-03-16
Circuit
AU1002283A
(en)
1983-07-14
Suppression circuit
DE3360144D1
(en)
1985-06-05
Tv-if circuit
AU8030182A
(en)
1982-09-02
Switching circuit
GB2126052B
(en)
1985-12-18
Telephone circuit
GB8408991D0
(en)
1984-05-16
Conference circuit
AU555155B2
(en)
1986-09-11
Time lag circuit
Legal Events
Date
Code
Title
Description
2001-10-04
MK14
Patent ceased section 143(a) (annual fees not paid) or expired
