DE3480636D1 - Gegensprech-sprachuebertragungsverfahren und vorrichtung dafuer. - Google Patents

Gegensprech-sprachuebertragungsverfahren und vorrichtung dafuer.

Info

Publication number: DE3480636D1
Authority: DE; Germany
Prior art keywords: intercom; speaking; transfer method; device therefor; therefor
Prior art date: 1983-12-09
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.): Expired - Lifetime

Application number

DE8484201804T

Other languages

English (en)

Inventor

Philip David White

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.)

Koninklijke Philips NV

Original Assignee

Philips Gloeilampenfabrieken 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.)

1983-12-09

Filing date

1984-12-05

Publication date

1990-01-04

1984-12-05 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1990-01-04 Application granted granted Critical

1990-01-04 Publication of DE3480636D1 publication Critical patent/DE3480636D1/de

2004-12-06 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/54—Circuits using the same frequency for two directions of communication
- H04B1/56—Circuits using the same frequency for two directions of communication with provision for simultaneous communication in two directions
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/725—Cordless telephones
- H04M1/72502—Cordless telephones with one base station connected to a single line
- H04M1/72505—Radio link set-up procedures
- H04M1/72511—Searching for available channels

DE8484201804T 1983-12-09 1984-12-05 Gegensprech-sprachuebertragungsverfahren und vorrichtung dafuer. Expired - Lifetime DE3480636D1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB08332951A GB2151436A (en)	1983-12-09	1983-12-09	Duplex speech transmission method and a system therefor

Publications (1)

Publication Number	Publication Date
DE3480636D1 true DE3480636D1 (de)	1990-01-04

Family

ID=10553104

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE8484201804T Expired - Lifetime DE3480636D1 (de)	1983-12-09	1984-12-05	Gegensprech-sprachuebertragungsverfahren und vorrichtung dafuer.

Country Status (8)

Country	Link
US (1)	US4630257A (de)
EP (1)	EP0145097B1 (de)
JP (2)	JPS60142636A (de)
AU (1)	AU579790B2 (de)
CA (1)	CA1231788A (de)
DE (1)	DE3480636D1 (de)
DK (1)	DK582084A (de)
GB (1)	GB2151436A (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB8418935D0 (en) *	1984-07-25	1984-08-30	Racal Res Ltd	Duplex communications
US4675863A (en)	1985-03-20	1987-06-23	International Mobile Machines Corp.	Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
JP2713883B2 (ja) *	1986-02-07	1998-02-16	株式会社日立製作所	時分割交換機
KR950005863B1 (ko) *	1986-03-25	1995-05-31	모토로라 인코포레이티드	시분할 다중 통신 시스템의 송수신 장치
US4754450A (en) *	1986-03-25	1988-06-28	Motorola, Inc.	TDM communication system for efficient spectrum utilization
US4742514A (en) *	1986-03-25	1988-05-03	Motorola, Inc.	Method and apparatus for controlling a TDM communication device
CA1274928A (en) *	1986-05-28	1990-10-02	Hirotoshi Shirasu	Method and system for bidirectionally transmitting data
US4839923A (en) *	1986-12-12	1989-06-13	Motorola, Inc.	Method and apparatus for time companding an analog signal
US4949335A (en) *	1989-01-23	1990-08-14	Motorola, Inc.	A TDM quasi-duplex system
NZ232222A (en) *	1989-01-27	1993-03-26	British Telecomm	Alternate burst communication for cordless phones: burst formats
DE69032361T2 (de) *	1989-03-16	1998-10-29	Fujitsu Ltd	Video/audiomultiplexübertragungssystem
GB2232562A (en) *	1989-05-26	1990-12-12	Philips Electronic Associated	Data transmission over a tdm duplex channel
US4955016A (en) *	1989-08-29	1990-09-04	At&T Bell Laboratories	Interconnect fabric providing connectivity between an input and arbitrary output(s) of a group of outlets
EP0523366A3 (en) *	1991-06-27	1993-06-23	Siemens Aktiengesellschaft	Method for reducing power consumption in the mobile part of a cordless telephone
FI94695C (fi) *	1993-09-27	1995-10-10	Nokia Telecommunications Oy	Menetelmä radiojärjestelmän tilaaja-asemien ja tukiaseman välistä digitaalista semidupleksisiirtoa varten
US5546383A (en)	1993-09-30	1996-08-13	Cooley; David M.	Modularly clustered radiotelephone system
US5712848A (en) *	1995-12-11	1998-01-27	Wavtrace, Inc.	Time division multiplex communications system including means for reducing undesired echoes resulting from circuit delays
US5864544A (en) *	1996-05-20	1999-01-26	Her Majesty The Queen In Right Of Canada As Represented By The Minister Of Communications	TDD communication system which receives timing signals from a satellite and automatically, successively, repetitively, and alternatingly transmits and receives compressed signals in a single channel
DE19632791B4 (de) *	1996-08-15	2009-06-25	Deutsche Telekom Ag	Verfahren und System zur Rundfunkübertragung
US6044268A (en) *	1997-07-16	2000-03-28	Telefonaktiebolaget Lm Ericsson Ab	System and method for providing intercom and multiple voice channels in a private telephone system
GB2329553B (en) *	1997-08-22	2002-08-28	Olivetti Telemedia Spa	Radio communication system
US6377562B1 (en)	1997-11-18	2002-04-23	Bell Atlantic Network Services, Inc.	Wireless asymmetric local loop (WASL) communication
US5995849A (en) *	1997-11-26	1999-11-30	Direct Wireless Communication Corp.	Direct wireless communication system and method of operation
US6240094B1 (en)	1997-12-22	2001-05-29	Bell Atlantic Network Services, Inc.	Statistical time division multiplexer for a wireless asymmetric local loop communication system
US6278722B1 (en) *	1998-02-25	2001-08-21	Lucent Technologies Inc.	Architecture for a digital portable telephone

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2338846C3 (de) *	1973-07-31	1979-03-15	Standard Elektrik Lorenz Ag, 7000 Stuttgart	Sprachübertragungssystem mit einem Übertragungskanal, bei dem die Verständigung zwischen zwei Teilnehmern in beiden Richtungen möglich ist
IT1060726B (it) *	1975-01-11	1982-08-20	Chiba Communications Ind	Telecomunicazioni simultanee frastazioni radio
CH589390A5 (de) *	1975-08-19	1977-06-30	Patelhold Patentverwertung
FR2498033A1 (fr) *	1981-01-13	1982-07-16	Lmt Radio Professionelle	Equipement radiotelephonique fonctionnant en duplex temporel sur une seule frequence porteuse
GB2103617B (en) *	1981-08-10	1986-05-21	Kyowa Hakko Kogyo Kk	Production of l-lysine by fermentation and new micro-organisms obtained by protoplast fusion
JPS5851633A (ja) *	1981-09-22	1983-03-26	Fujitsu Ltd	デイジタル通信制御方式
SE453449B (sv) *	1982-07-06	1988-02-01	Ericsson Telefon Ab L M	Anleggning for tradlos overforing av telefonsamtal
DE3301351A1 (de) *	1983-01-18	1984-07-19	Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt	Verfahren zur digitalen sprachuebertragung ueber einen einzigen funkkanal

1983
- 1983-12-09 GB GB08332951A patent/GB2151436A/en not_active Withdrawn
1984
- 1984-12-05 EP EP84201804A patent/EP0145097B1/de not_active Expired
- 1984-12-05 DE DE8484201804T patent/DE3480636D1/de not_active Expired - Lifetime
- 1984-12-05 CA CA000469397A patent/CA1231788A/en not_active Expired
- 1984-12-06 DK DK582084A patent/DK582084A/da not_active Application Discontinuation
- 1984-12-06 US US06/678,732 patent/US4630257A/en not_active Expired - Fee Related
- 1984-12-07 JP JP59259059A patent/JPS60142636A/ja active Pending
- 1984-12-07 AU AU36389/84A patent/AU579790B2/en not_active Ceased
1992
- 1992-09-04 JP JP062398U patent/JPH0568153U/ja active Pending

Also Published As

Publication number	Publication date
JPH0568153U (ja)	1993-09-10
CA1231788A (en)	1988-01-19
EP0145097A2 (de)	1985-06-19
JPS60142636A (ja)	1985-07-27
US4630257A (en)	1986-12-16
EP0145097A3 (en)	1986-06-11
AU3638984A (en)	1985-06-13
DK582084A (da)	1985-06-10
AU579790B2 (en)	1988-12-08
GB8332951D0 (en)	1984-01-18
EP0145097B1 (de)	1989-11-29
DK582084D0 (da)	1984-12-06
GB2151436A (en)	1985-07-17

Legal Events

Date	Code	Title	Description
1990-12-13	8364	No opposition during term of opposition
1993-12-09	8339	Ceased/non-payment of the annual fee

Publication	Publication Date	Title
DE3480636D1 (de)	1990-01-04	Gegensprech-sprachuebertragungsverfahren und vorrichtung dafuer.
DE294214T1 (de)	1989-09-14	Coexstrusions-vorrichtung und -verfahren.
DE3484331D1 (de)	1991-05-02	Dekodierverfahren und vorrichtung dafuer.
DE3782991D1 (de)	1993-01-21	Cvd-verfahren und vorrichtung.
DE3773386D1 (de)	1991-10-31	Nachrichtenuebertragungsverfahren und - einrichtung.
DE3485057D1 (de)	1991-10-17	Fehlerbeseitungsverfahren- und geraet.
DE299736T1 (de)	1989-11-16	Koextrusionsverfahren und -vorrichtung.
DE3480588D1 (de)	1990-01-04	Filtrierverfahren und vorrichtung.
DE3873847D1 (de)	1992-09-24	Behandlungsapparat und -verfahren.
DE3781313T2 (de)	1993-01-28	Verfahren und vorrichtung.
NO164506C (no)	1990-10-10	Strippemiddel og anvendelse derav.
DE3876197D1 (de)	1993-01-07	Verpackungsverfahren und -apparat.
DE3586245T2 (de)	1993-01-14	Bildverarbeitungsgeraet und interkommunikationsbus dafuer.
DE3689887D1 (de)	1994-07-07	Entwicklungsverfahren und -vorrichtung.
DE3772209D1 (de)	1991-09-19	Beschichtungsvorrichtung und -verfahren.
DE3777197D1 (de)	1992-04-09	Kupplungsvorrichtung und -verfahren.
DE3768057D1 (de)	1991-03-28	Vorrichtung zum reproduzieren.
IT1206500B (it)	1989-04-27	Dispositivo e metodo anti-abbagliamento.
DE69023730D1 (de)	1996-01-04	Kommunikationsvorrichtung und -verfahren.
DE3481137D1 (de)	1990-03-01	Kombinatorisches waegeresfahren und vorrichtung.
DE3854216D1 (de)	1995-08-31	Bildverarbeitungsgerät und -verfahren.
DE3861876D1 (de)	1991-04-11	Vollformverfahren und -vorrichtung.
DE3874638T2 (de)	1993-03-18	Behandlungsapparat und -verfahren.
DE3580970D1 (de)	1991-01-31	Oxydationsverfahren und -einrichtung.
DE208015T1 (de)	1987-06-11	Getriebereinrichtung und verfahren.