BR8108448A - Sistema de comunicacao de assinante digital - Google Patents

Sistema de comunicacao de assinante digital

Info

Publication number: BR8108448A
Authority: BR; Brazil
Prior art keywords: communication system; digital subscriber; subscriber communication; digital; subscriber
Prior art date: 1980-04-21

Application number

BR8108448A

Other languages

English (en)

Inventor

D Moses

Original Assignee

Seismograph Service 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.)

1980-04-21

Filing date

1981-04-17

Publication date

1982-03-09

1981-04-17 Application filed by Seismograph Service Corp filed Critical Seismograph Service Corp

1982-03-09 Publication of BR8108448A publication Critical patent/BR8108448A/pt

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0602—Systems characterised by the synchronising information used
- H04J3/0617—Systems characterised by the synchronising information used the synchronising signal being characterised by the frequency or phase
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
- H04L5/143—Two-way operation using the same type of signal, i.e. duplex for modulated signals

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Computer Networks & Wireless Communication (AREA)
Time-Division Multiplex Systems (AREA)
Communication Control (AREA)
Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Synchronisation In Digital Transmission Systems (AREA)

BR8108448A 1980-04-21 1981-04-17 Sistema de comunicacao de assinante digital BR8108448A (pt)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US06/142,137 US4390986A (en)	1980-04-21	1980-04-21	Digital subscriber communication system
PCT/US1981/000506 WO1981003095A1 (en)	1980-04-21	1981-04-17	Digital subscriber communication system

Publications (1)

Publication Number	Publication Date
BR8108448A true BR8108448A (pt)	1982-03-09

Family

ID=22498684

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR8108448A BR8108448A (pt)	1980-04-21	1981-04-17	Sistema de comunicacao de assinante digital

Country Status (9)

Country	Link
US (1)	US4390986A (pt)
JP (1)	JPS57500580A (pt)
AU (1)	AU540950B2 (pt)
BR (1)	BR8108448A (pt)
CA (1)	CA1169170A (pt)
DE (1)	DE3144408A1 (pt)
GB (1)	GB2085267B (pt)
MX (1)	MX150379A (pt)
WO (1)	WO1981003095A1 (pt)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4476559A (en) *	1981-11-09	1984-10-09	At&T Bell Laboratories	Simultaneous transmission of voice and data signals over a digital channel
US4607364A (en) *	1983-11-08	1986-08-19	Jeffrey Neumann	Multimode data communication system
GB2153634B (en) *	1984-02-02	1987-03-25	Plessey Co Plc	An arrangement for controlling switched speech or data communication in a communications exchange
US4730311A (en) *	1985-03-12	1988-03-08	Pacific Bell	Remote multiplexer for digital telephone system
GB2198317B (en) *	1986-12-06	1990-07-25	Rolls Royce Plc	Recovery of data clocks
JP2685760B2 (ja) *	1987-09-28	1997-12-03	株式会社東芝	多元接続選択通信方式
US4899383A (en) *	1987-09-08	1990-02-06	Westinghouse Electric Corp.	Apparatus and method for secure digital communication
US5239540A (en) *	1990-11-27	1993-08-24	Scientific-Atlanta, Inc.	Method and apparatus for transmitting, receiving and communicating digital data signals with corresponding program data signals which describe the digital data signals
US5173900A (en) *	1991-05-17	1992-12-22	General Instrument Corporation	Method and apparatus for communicating different categories of data in a single data stream
US6480510B1 (en)	1998-07-28	2002-11-12	Serconet Ltd.	Local area network of serial intelligent cells
US6956826B1 (en)	1999-07-07	2005-10-18	Serconet Ltd.	Local area network for distributing data communication, sensing and control signals
US6690677B1 (en) *	1999-07-20	2004-02-10	Serconet Ltd.	Network for telephony and data communication
US6549616B1 (en)	2000-03-20	2003-04-15	Serconet Ltd.	Telephone outlet for implementing a local area network over telephone lines and a local area network using such outlets
IL135744A (en)	2000-04-18	2008-08-07	Mosaid Technologies Inc	Telephone communication system over a single telephone line
US6842459B1 (en)	2000-04-19	2005-01-11	Serconet Ltd.	Network combining wired and non-wired segments
GB2366971A (en) *	2000-09-13	2002-03-20	Marconi Comm Ltd	Bit and frame synchronisation
IL144158A (en)	2001-07-05	2011-06-30	Mosaid Technologies Inc	Socket for connecting an analog telephone to a digital communications network that carries digital voice signals
IL152824A (en)	2002-11-13	2012-05-31	Mosaid Technologies Inc	A socket that can be connected to and the network that uses it
IL154234A (en)	2003-01-30	2010-12-30	Mosaid Technologies Inc	Method and system for providing dc power on local telephone lines
IL154921A (en)	2003-03-13	2011-02-28	Mosaid Technologies Inc	A telephone system that includes many separate sources and accessories for it
IL157787A (en)	2003-09-07	2010-12-30	Mosaid Technologies Inc	Modular outlet for data communications network
IL159838A0 (en)	2004-01-13	2004-06-20	Yehuda Binder	Information device
IL160417A (en)	2004-02-16	2011-04-28	Mosaid Technologies Inc	Unit added to the outlet

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3069504A (en) *	1959-10-19	1962-12-18	Nippon Eiectric Company Ltd	Multiplex pulse code modulation system
US3363059A (en) *	1963-09-20	1968-01-09	William L Paddison	Start-stop communication system for use in space reservation and the like
US3577202A (en) *	1967-07-06	1971-05-04	Stromberg Carlson Corp	Telephone hybrid arrangement with frequency separation for use with tdm systems
US3639694A (en) *	1969-01-15	1972-02-01	Ibm	Time division multiplex communications system
CA893337A (en)	1969-11-10	1972-02-15	Ibm Canada Limited - Ibm Canada Limitee	Data communication system
DE2208159B2 (de)	1972-02-22	1976-06-24	Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt	Nachrichtenuebertragungssystem fuer ein vielfach verzweigtes netz
JPS5338047B2 (pt) *	1973-02-22	1978-10-13
US4063220A (en) *	1975-03-31	1977-12-13	Xerox Corporation	Multipoint data communication system with collision detection

1980
- 1980-04-21 US US06/142,137 patent/US4390986A/en not_active Expired - Lifetime
1981
- 1981-04-16 CA CA000375680A patent/CA1169170A/en not_active Expired
- 1981-04-17 GB GB8137372A patent/GB2085267B/en not_active Expired
- 1981-04-17 WO PCT/US1981/000506 patent/WO1981003095A1/en not_active Ceased
- 1981-04-17 BR BR8108448A patent/BR8108448A/pt unknown
- 1981-04-17 AU AU71583/81A patent/AU540950B2/en not_active Ceased
- 1981-04-17 JP JP56501518A patent/JPS57500580A/ja active Pending
- 1981-04-17 DE DE813144408A patent/DE3144408A1/de not_active Ceased
- 1981-04-21 MX MX186929A patent/MX150379A/es unknown

Also Published As

Publication number	Publication date
AU7158381A (en)	1981-11-10
GB2085267B (en)	1984-07-11
WO1981003095A1 (en)	1981-10-29
JPS57500580A (pt)	1982-04-01
DE3144408A1 (en)	1982-06-16
AU540950B2 (en)	1984-12-06
GB2085267A (en)	1982-04-21
MX150379A (es)	1984-04-25
US4390986A (en)	1983-06-28
CA1169170A (en)	1984-06-12

Publication	Publication Date	Title
BR8108448A (pt)	1982-03-09	Sistema de comunicacao de assinante digital
DE3382546D1 (de)	1992-05-27	Kommunikationssystem.
NL193517B (nl)	1999-08-02	Communicatiestelsel.
ES512303A0 (es)	1983-09-01	Terminal de comunicaciones.
ATE18839T1 (de)	1986-04-15	Digitales funksystem.
NL190828C (nl)	1994-09-01	Digitaal communicatieschakelstelsel.
IT8223128A0 (it)	1982-09-06	Apparecchio telefonico senza fili.
NO810100L (no)	1981-07-15	Kommunikasjonssystem.
DK318883D0 (da)	1983-07-11	Radiokommunikationssystem
DK159233C (da)	1991-03-04	Digitalt kommunikationsapparat
ES526342A0 (es)	1984-06-16	Un sistema de comunicacion digital
ES497008A0 (es)	1981-08-01	Un sistema de telecomunicacion digital
FI833712A0 (fi)	1983-10-12	Telekommunikationssystem foer oeverfoering av datainformation medelst en digital vaexel
JPS56132834A (en)	1981-10-17	Optical digital communication system
BE893102A (fr)	1982-11-08	Systeme de communication
SE7907978L (sv)	1980-03-29	Digital kommunikationsanleggning
IT8024326A0 (it)	1980-08-28	Apparecchio telefonico manuale.
JPS57171847A (en)	1982-10-22	Digital communication system
ES532231A0 (es)	1985-02-01	Un sistema de comunicaciones digital
FI790603A7 (fi)	1979-08-24	Digitalt telekommunikationssystem
NO811516L (no)	1981-11-09	Telekommunikasjonssystem.
MX150302A (es)	1984-04-10	Mejoras en sistema de comunicacion digital
NO823299L (no)	1983-04-15	Telefonapparat.
AR231689A1 (es)	1985-01-31	Terminal de conexion de abonado telefonico
DK392182A (da)	1982-09-03	Traadloest telefonanlaeg