AT377139B - Funksystem - Google Patents
FunksystemInfo
- Publication number
- AT377139B AT377139B AT0902778A AT902778A AT377139B AT 377139 B AT377139 B AT 377139B AT 0902778 A AT0902778 A AT 0902778A AT 902778 A AT902778 A AT 902778A AT 377139 B AT377139 B AT 377139B
- Authority
- AT
- Austria
- Prior art keywords
- radio system
- radio
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2603—Arrangements for wireless physical layer control
- H04B7/2606—Arrangements for base station coverage control, e.g. by using relays in tunnels
-
- 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
- H04B1/3822—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 specially adapted for use in vehicles
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19782805420 DE2805420A1 (de) | 1978-02-09 | 1978-02-09 | Funksystem zur uebermittlung von nachrichten |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA902778A ATA902778A (de) | 1984-06-15 |
AT377139B true AT377139B (de) | 1985-02-11 |
Family
ID=6031510
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0902778A AT377139B (de) | 1978-02-09 | 1978-12-18 | Funksystem |
Country Status (6)
Country | Link |
---|---|
US (1) | US4627107A (de) |
AT (1) | AT377139B (de) |
DE (1) | DE2805420A1 (de) |
FR (1) | FR2417219A1 (de) |
GB (1) | GB2014827B (de) |
IT (1) | IT1113727B (de) |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA813229B (en) * | 1980-05-29 | 1983-01-26 | Philips Nv | Frequency division communication system wherein conventional transmitter-transceiver can be used as or repeater or local base station |
AT380600B (de) * | 1983-10-21 | 1986-06-10 | Mailinger Herbert | Vorrichtung zum auffinden insbesondere durch schnee verschuetteter koerper |
DE3444989A1 (de) | 1984-12-10 | 1986-06-12 | Siemens AG, 1000 Berlin und 8000 München | Autotelefonsystem |
IT1186842B (it) * | 1985-03-12 | 1987-12-16 | Francesco Buzzi | Complesso trasmettitore e ricevitori multipli per comunicazioni a vista |
DE3528886A1 (de) * | 1985-08-12 | 1987-02-19 | Siemens Ag | Funkfernsprechsystem |
US4709412A (en) * | 1986-08-26 | 1987-11-24 | Xantech Corporation | Remote control unit integrator console |
US4761823A (en) * | 1986-09-05 | 1988-08-02 | E. F. Johnson Company | Communications adaptor bracket |
JPH0650840B2 (ja) * | 1987-02-27 | 1994-06-29 | 日本電気株式会社 | 無線選択呼出システム |
EP0283683B1 (de) * | 1987-03-20 | 1994-01-12 | Hitachi, Ltd. | Tragbares schnurloses Kommunikationssystem und Verfahren |
KR890702353A (ko) * | 1987-11-13 | 1989-12-23 | 원본미기재 | 통신장치 |
US5056152A (en) * | 1988-02-08 | 1991-10-08 | Motorola, Inc. | Dual level prioritized vehicular repeater system |
US5203020A (en) * | 1988-06-14 | 1993-04-13 | Kabushiki Kaisha Toshiba | Method and apparatus for reducing power consumption in a radio telecommunication apparatus |
JP2583578B2 (ja) * | 1988-07-01 | 1997-02-19 | 三菱電機株式会社 | ポケット電話機 |
US4989230A (en) * | 1988-09-23 | 1991-01-29 | Motorola, Inc. | Cellular cordless telephone |
US5073972A (en) * | 1989-01-12 | 1991-12-17 | Tendler Robert K | Modular communications system including a portable unit range extender and selective-call system |
US5036532A (en) * | 1989-08-03 | 1991-07-30 | Motorola, Inc. | Portable telephone with power source/mode change during calls |
CA2037050C (en) * | 1989-08-03 | 1997-05-27 | Michael P. Metroka | Portable telephone with power source/mode change during calls |
GB2241850B (en) * | 1990-03-08 | 1994-05-25 | Marconi Co Ltd | Signal transmission system |
US6359872B1 (en) * | 1997-10-28 | 2002-03-19 | Intermec Ip Corp. | Wireless personal local area network |
US6749122B1 (en) | 1990-05-25 | 2004-06-15 | Broadcom Corporation | Multi-level hierarchial radio-frequency system communication system |
US6654378B1 (en) | 1992-03-18 | 2003-11-25 | Broadcom Corp. | Transaction control system including portable data terminal and mobile customer service station |
JP3058923B2 (ja) * | 1991-01-11 | 2000-07-04 | 株式会社東芝 | 無線電話装置アダプタ |
EP0494780B1 (de) * | 1991-01-11 | 1997-03-26 | Kabushiki Kaisha Toshiba | Adapter zur Versorgung eines transportablen Funktelefons mit Spannung |
JPH04239251A (ja) * | 1991-01-11 | 1992-08-27 | Toshiba Corp | 無線電話装置アダプタ |
US5390341A (en) * | 1991-07-15 | 1995-02-14 | Motorola, Inc. | System and method for muting and unmuting a communication device |
JPH0591039A (ja) * | 1991-09-30 | 1993-04-09 | Nec Corp | 携帯無線端末装置および車載無線端末装置 |
DE4233721A1 (de) * | 1992-10-07 | 1994-04-14 | Ceotronics Gmbh Elektronische | Kommunikationseinrichtung für den Einsatz in Polizei-Motorrädern |
US7885242B2 (en) * | 1993-12-23 | 2011-02-08 | Broadcom Corp. | Enhanced mobility and address resolution in a wireless premises based network |
US5603094A (en) * | 1994-07-28 | 1997-02-11 | Greear, Jr.; Willie J. | Animal tracking system with transmitter attachable to an animal's collar |
US6732077B1 (en) * | 1995-05-12 | 2004-05-04 | Trimble Navigation Limited | Speech recognizing GIS/GPS/AVL system |
US6041242A (en) * | 1996-06-21 | 2000-03-21 | Coulthard; Steve M. | Portable emergency response communications system and method |
USD419160S (en) * | 1998-05-14 | 2000-01-18 | Northrop Grumman Corporation | Personal communications unit docking station |
US6141426A (en) * | 1998-05-15 | 2000-10-31 | Northrop Grumman Corporation | Voice operated switch for use in high noise environments |
US6243573B1 (en) | 1998-05-15 | 2001-06-05 | Northrop Grumman Corporation | Personal communications system |
US6304559B1 (en) | 1998-05-15 | 2001-10-16 | Northrop Grumman Corporation | Wireless communications protocol |
US6169730B1 (en) | 1998-05-15 | 2001-01-02 | Northrop Grumman Corporation | Wireless communications protocol |
US6041243A (en) * | 1998-05-15 | 2000-03-21 | Northrop Grumman Corporation | Personal communications unit |
US6223062B1 (en) | 1998-05-15 | 2001-04-24 | Northrop Grumann Corporation | Communications interface adapter |
USD421002S (en) * | 1998-05-15 | 2000-02-22 | Northrop Grumman Corporation | Personal communications unit handset |
US20050177416A1 (en) * | 1999-12-09 | 2005-08-11 | Linden Craig L. | Mobile advertising methods and improvements |
CA2487434A1 (en) * | 2002-06-05 | 2003-12-18 | Grayling Wireless Inc. | Communication apparatus, method and system for a self-contained breathing apparatus |
US7483682B2 (en) * | 2004-04-08 | 2009-01-27 | Clearcalm Inc. | Dual-band radio enabled lapel mounted audio and signal handling system and method |
US10595127B2 (en) * | 2016-11-22 | 2020-03-17 | Motorola Solutions, Inc. | Method and apparatus for managing audio signals in a communication system |
US9935668B1 (en) | 2017-02-16 | 2018-04-03 | Datron World Communications, Inc. | Detachment mechanism and indicator for mobile mount portable radio and method for the same |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL23082C (de) * | 1924-10-28 | |||
US3071728A (en) * | 1958-09-02 | 1963-01-01 | Motorola Inc | Portable auto radio receiver |
US3059184A (en) * | 1959-07-27 | 1962-10-16 | Motorola Inc | Two-way vehicle radio communication equipment employing hydrid circuitry within a sectionalized chassis |
US3550001A (en) * | 1968-08-01 | 1970-12-22 | Scm Corp | Teleprinter equipment mounting assembly |
US3699443A (en) * | 1970-03-02 | 1972-10-17 | Ronald E Weger | Radio control and repeater communication system |
US3906166A (en) * | 1973-10-17 | 1975-09-16 | Motorola Inc | Radio telephone system |
US4107611A (en) * | 1973-12-06 | 1978-08-15 | Jack N. Holcomb | Police protection method and apparatus |
US3955140A (en) * | 1975-05-20 | 1976-05-04 | Public Systems, Inc. | Mobile radio extension unit with punch through operation |
US4056779A (en) * | 1976-04-05 | 1977-11-01 | Motorola, Inc. | Vehicular repeater |
US4162449A (en) * | 1978-04-14 | 1979-07-24 | Bernard Bouyssounouse | Apparatus for communicating receipt of transmitted messages |
-
1978
- 1978-02-09 DE DE19782805420 patent/DE2805420A1/de active Granted
- 1978-12-18 AT AT0902778A patent/AT377139B/de not_active IP Right Cessation
-
1979
- 1979-02-07 IT IT47921/79A patent/IT1113727B/it active
- 1979-02-09 GB GB7904664A patent/GB2014827B/en not_active Expired
- 1979-02-09 FR FR7903379A patent/FR2417219A1/fr active Granted
-
1981
- 1981-07-06 US US06/281,496 patent/US4627107A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
IT1113727B (it) | 1986-01-20 |
DE2805420C2 (de) | 1987-12-17 |
ATA902778A (de) | 1984-06-15 |
FR2417219B1 (de) | 1985-03-22 |
DE2805420A1 (de) | 1979-08-16 |
GB2014827A (en) | 1979-08-30 |
IT7947921A0 (it) | 1979-02-07 |
FR2417219A1 (fr) | 1979-09-07 |
US4627107A (en) | 1986-12-02 |
GB2014827B (en) | 1982-02-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |