BR7900814A - Aperfeicoamento em sistema telefonico,em processo de processamento de sinais e rede comutadora digital - Google Patents

Aperfeicoamento em sistema telefonico,em processo de processamento de sinais e rede comutadora digital

Info

Publication number: BR7900814A
Authority: BR; Brazil
Prior art keywords: processing; signs; improvement; telephone system; switching network
Prior art date: 1978-02-13

Application number

BR7900814A

Other languages

English (en)

Inventor

R Little

B Lubin

S Spear

Original Assignee

Motorola 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.)

1978-02-13

Filing date

1979-02-09

Publication date

1979-09-04

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25368938&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR7900814(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1979-02-09 Application filed by Motorola Inc filed Critical Motorola Inc

1979-09-04 Publication of BR7900814A publication Critical patent/BR7900814A/pt

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/042—Public Land Mobile systems, e.g. cellular systems
- 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
- H04Q11/0407—Selecting arrangements for multiplex systems for time-division multiplexing using a stored programme control

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Time-Division Multiplex Systems (AREA)
Mobile Radio Communication Systems (AREA)

BR7900814A 1978-02-13 1979-02-09 Aperfeicoamento em sistema telefonico,em processo de processamento de sinais e rede comutadora digital BR7900814A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US87695678A	1978-02-13	1978-02-13

Publications (1)

Publication Number	Publication Date
BR7900814A true BR7900814A (pt)	1979-09-04

Family

ID=25368938

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR7900814A BR7900814A (pt)	1978-02-13	1979-02-09	Aperfeicoamento em sistema telefonico,em processo de processamento de sinais e rede comutadora digital

Country Status (8)

Country	Link
EP (1)	EP0003633B2 (pt)
JP (2)	JPS54139305A (pt)
AT (1)	AT382058B (pt)
AU (1)	AU525090B2 (pt)
BR (1)	BR7900814A (pt)
CA (1)	CA1129056A (pt)
DE (1)	DE2964187D1 (pt)
IL (1)	IL56382A (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4562572A (en) *	1983-01-11	1985-12-31	International Telephone And Telegraph Corporation	Cellular mobile radio service telephone system
DE3405011C1 (de) *	1984-02-13	1989-03-16	Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt	Schaltungsanordnung zum Betreiben von zweiadrigen, digitalen Anschluß- und/oder Verbindungsleitungen an einer Fernmeldevermittlungsanlage
US4638474A (en) *	1984-12-14	1987-01-20	Itt Corporation	Communication system
DE3502942A1 (de) *	1985-01-30	1986-07-31	ANT Nachrichtentechnik GmbH, 7150 Backnang	Digitales mobilfunksystem
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
US4825448A (en) *	1986-08-07	1989-04-25	International Mobile Machines Corporation	Subscriber unit for wireless digital telephone system
FR2638307B1 (fr) *	1988-10-21	1994-06-10	Cit Alcatel	Centre de commutation pour application radiomobile
GB8907317D0 (en) *	1989-03-31	1989-05-17	Plessey Telecomm	Communications systems
US5430724A (en) *	1993-07-02	1995-07-04	Telefonaktiebolaget L M Ericsson	TDMA on a cellular communications system PCM link
US5546383A (en)	1993-09-30	1996-08-13	Cooley; David M.	Modularly clustered radiotelephone system
DE4403356C2 (de) *	1994-02-03	1997-03-06	Siemens Ag	Verfahren und Anordnung zum Übertragen von Sprache in einem Funksystem

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3118018A (en) *	1959-03-02	1964-01-14	Bell Telephone Labor Inc	Mobile radio telephone integrated system
US3663762A (en) *	1970-12-21	1972-05-16	Bell Telephone Labor Inc	Mobile communication system
US3898390A (en) *	1973-05-15	1975-08-05	Martin Marietta Corp	Multiple zone communications system and method
US3890469A (en) *	1973-12-04	1975-06-17	Gte Automatic Electric Lab Inc	Time division switching system
JPS5136808A (en) *	1974-09-25	1976-03-27	Hitachi Ltd	Pcm denwakokankiniokeru tsuwarosochi
US3920921A (en) *	1974-12-13	1975-11-18	Gte Automatic Electric Lab Inc	Line equipment for scan and control system for synchronized pcm digital switching exchange
US4009343A (en) *	1974-12-30	1977-02-22	International Business Machines Corporation	Switching and activity compression between telephone lines and digital communication channels
AU1515376A (en) *	1975-06-23	1978-01-05	Ericsson L M Pty Ltd	Digital data switch with spare switch group structure

1979
- 1979-01-05 DE DE7979300016T patent/DE2964187D1/de not_active Expired
- 1979-01-05 IL IL56382A patent/IL56382A/xx unknown
- 1979-01-05 EP EP79300016A patent/EP0003633B2/en not_active Expired
- 1979-01-17 CA CA319,784A patent/CA1129056A/en not_active Expired
- 1979-02-07 AU AU44012/79A patent/AU525090B2/en not_active Ceased
- 1979-02-08 JP JP1382579A patent/JPS54139305A/ja active Pending
- 1979-02-09 BR BR7900814A patent/BR7900814A/pt unknown
- 1979-02-13 AT AT0110379A patent/AT382058B/de not_active IP Right Cessation
1987
- 1987-08-27 JP JP1987130868U patent/JPS63165934U/ja active Pending

Also Published As

Publication number	Publication date
JPS63165934U (pt)	1988-10-28
IL56382A (en)	1981-05-20
EP0003633A1 (en)	1979-08-22
AT382058B (de)	1987-01-12
EP0003633B1 (en)	1982-12-08
DE2964187D1 (en)	1983-01-13
IL56382A0 (en)	1979-03-12
AU4401279A (en)	1979-08-23
JPS54139305A (en)	1979-10-29
AU525090B2 (en)	1982-10-21
ATA110379A (de)	1986-05-15
EP0003633B2 (en)	1986-05-21
CA1129056A (en)	1982-08-03

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