DE2964187D1 - A method of and an apparatus for a radiotelephone communications system - Google Patents
A method of and an apparatus for a radiotelephone communications systemInfo
- Publication number
- DE2964187D1 DE2964187D1 DE7979300016T DE2964187T DE2964187D1 DE 2964187 D1 DE2964187 D1 DE 2964187D1 DE 7979300016 T DE7979300016 T DE 7979300016T DE 2964187 T DE2964187 T DE 2964187T DE 2964187 D1 DE2964187 D1 DE 2964187D1
- Authority
- DE
- Germany
- Prior art keywords
- communications system
- radiotelephone communications
- radiotelephone
- communications
- Prior art date
- 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
Links
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US87695678A | 1978-02-13 | 1978-02-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2964187D1 true DE2964187D1 (en) | 1983-01-13 |
Family
ID=25368938
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE7979300016T Expired DE2964187D1 (en) | 1978-02-13 | 1979-01-05 | A method of and an apparatus for a radiotelephone communications system |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0003633B2 (de) |
JP (2) | JPS54139305A (de) |
AT (1) | AT382058B (de) |
AU (1) | AU525090B2 (de) |
BR (1) | BR7900814A (de) |
CA (1) | CA1129056A (de) |
DE (1) | DE2964187D1 (de) |
IL (1) | IL56382A (de) |
Families Citing this family (11)
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)
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 EP EP79300016A patent/EP0003633B2/de not_active Expired
- 1979-01-05 IL IL56382A patent/IL56382A/xx unknown
- 1979-01-05 DE DE7979300016T patent/DE2964187D1/de 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 |
---|---|
CA1129056A (en) | 1982-08-03 |
JPS63165934U (de) | 1988-10-28 |
EP0003633B2 (de) | 1986-05-21 |
ATA110379A (de) | 1986-05-15 |
AU4401279A (en) | 1979-08-23 |
EP0003633A1 (de) | 1979-08-22 |
AT382058B (de) | 1987-01-12 |
IL56382A0 (en) | 1979-03-12 |
BR7900814A (pt) | 1979-09-04 |
EP0003633B1 (de) | 1982-12-08 |
IL56382A (en) | 1981-05-20 |
JPS54139305A (en) | 1979-10-29 |
AU525090B2 (en) | 1982-10-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS54122340A (en) | Method and apparatus for coating | |
JPS5518193A (en) | Method of and device for waiting for telephone communication system | |
GB2014217B (en) | Method and apparatus for forming holes | |
GB2022996B (en) | Method and apparatus for manufacturing | |
EP0029353A3 (en) | Apparatus for and method of operating a well | |
GB2025491B (en) | Apparatus and method for positioning one part relative to another part | |
GB2022168B (en) | Pipeburying underwater-trenching apparatus and method | |
IL63117A (en) | Apparatus and method for transmission of communications | |
DE2964187D1 (en) | A method of and an apparatus for a radiotelephone communications system | |
GB2094578B (en) | Method and apparatus for reducing capacitor-switching transient signals | |
GB2034075B (en) | Method and apparatus for xeroradiography | |
IL57498A0 (en) | Method and apparatus for jumigating | |
JPS54147337A (en) | Apparatus for and method of regenerating power | |
GB2029139B (en) | Method and apparatus for carrier regeneration | |
JPS54115329A (en) | Method and apparatus for diazotating amine | |
JPS5532793A (en) | Method and apparatus for feeding frit | |
JPS5577833A (en) | Cultivating method and apparatus for japanese horseradish | |
JPS54135930A (en) | Timing method and apparatus for same | |
JPS54151953A (en) | Method and apparatus for decomposing polybiphenylchloride | |
JPS5580933A (en) | Method of and device for setting communication | |
ZA792188B (en) | Method and apparatus for fitting a system | |
DE3375701D1 (en) | Apparatus and method for reducing solvent losses | |
JPS54109028A (en) | Method and apparatus for precise casting | |
JPS54110937A (en) | Method and apparatus for fast plating | |
JPS54128021A (en) | Method of and apparatus for preventing generation of waterhammering |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8366 | Restricted maintained after opposition proceedings | ||
8339 | Ceased/non-payment of the annual fee |