FR2347838A1 - Dispositif de communications a deux voies - Google Patents

Dispositif de communications a deux voies

Info

Publication number
FR2347838A1
FR2347838A1 FR7710309A FR7710309A FR2347838A1 FR 2347838 A1 FR2347838 A1 FR 2347838A1 FR 7710309 A FR7710309 A FR 7710309A FR 7710309 A FR7710309 A FR 7710309A FR 2347838 A1 FR2347838 A1 FR 2347838A1
Authority
FR
France
Prior art keywords
communications device
way communications
way
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.)
Granted
Application number
FR7710309A
Other languages
English (en)
Other versions
FR2347838B1 (fr
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.)
Motorola Solutions Inc
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.)
Filing date
Publication date
Application filed by Motorola Inc filed Critical Motorola Inc
Publication of FR2347838A1 publication Critical patent/FR2347838A1/fr
Application granted granted Critical
Publication of FR2347838B1 publication Critical patent/FR2347838B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
FR7710309A 1976-04-05 1977-04-05 Dispositif de communications a deux voies Granted FR2347838A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/673,841 US4056779A (en) 1976-04-05 1976-04-05 Vehicular repeater

Publications (2)

Publication Number Publication Date
FR2347838A1 true FR2347838A1 (fr) 1977-11-04
FR2347838B1 FR2347838B1 (fr) 1980-06-27

Family

ID=24704313

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7710309A Granted FR2347838A1 (fr) 1976-04-05 1977-04-05 Dispositif de communications a deux voies

Country Status (8)

Country Link
US (1) US4056779A (fr)
JP (1) JPS5831056B2 (fr)
AU (1) AU502553B2 (fr)
CA (1) CA1074871A (fr)
DE (1) DE2715216A1 (fr)
FR (1) FR2347838A1 (fr)
GB (1) GB1525443A (fr)
NL (1) NL7703748A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2417219A1 (fr) * 1978-02-09 1979-09-07 Bosch Gmbh Robert Systeme radioelectrique pour la transmission de communications

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4144497A (en) * 1977-08-15 1979-03-13 Motorola, Inc. Two-way communications system having remote channel selection
US4152647A (en) * 1978-02-23 1979-05-01 The United States Of America As Represented By The United States Department Of Energy Rapidly deployable emergency communication system
US4301530A (en) * 1978-12-18 1981-11-17 The United States Of America As Represented By The Secretary Of The Army Orthogonal spread spectrum time division multiple accessing mobile subscriber access system
US4539706A (en) * 1983-02-03 1985-09-03 General Electric Company Mobile vehicular repeater system which provides up-link acknowledgement signal to portable transceiver at end of transceiver transmission
US4553262A (en) * 1983-11-25 1985-11-12 Motorola, Inc. Communications system enabling radio link access for non-trunked radio units to a multifrequency trunked two-way communications systems
US4611334A (en) * 1984-08-31 1986-09-09 Motorola, Inc. Message capturing radio data system
US4805194A (en) * 1985-10-17 1989-02-14 Ampex Corporation Serial data communication system
KR900008597B1 (ko) * 1986-08-25 1990-11-26 닛본 덴기 가부시기가이샤 무선통신 회로망에 할당된 무선 채널을 효율적으로 사용할 수 있는 무선 통신 회로망의 단국
US4873711A (en) * 1986-10-10 1989-10-10 Motorola, Inc. Method and apparatus for remote talk/listen communication system
US4876710A (en) * 1986-10-10 1989-10-24 Motorola, Inc. Method and apparatus for cordless microphone communication system
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
US6006104A (en) * 1987-10-09 1999-12-21 Motorola, Inc. Mixed mode transceiver system
WO1989004569A1 (fr) * 1987-11-13 1989-05-18 Superior Electronic Developments Pty. Ltd. Appareil de communication
US5056152A (en) * 1988-02-08 1991-10-08 Motorola, Inc. Dual level prioritized vehicular repeater system
CA2001339C (fr) * 1988-12-02 1993-12-21 Jaime Andres Borras Repetiteur pour systeme commande par radio
US5047762A (en) * 1989-12-06 1991-09-10 Motorola, Inc. Method and apparatus for increasing co-channel utilization in a multi-station data communications network with overlapping coverage
US5109526A (en) * 1989-12-18 1992-04-28 Motorola, Inc. Vehicular repeater system
US5091906A (en) * 1989-12-18 1992-02-25 Motorola, Inc. Quasi-duplex radio system using bi-directional hole extension
US5095540A (en) * 1990-02-28 1992-03-10 Motorola, Inc. Hole placement and fill system based on category selection
JP2994019B2 (ja) * 1990-10-18 1999-12-27 株式会社東芝 移動無線通信システムおよび移動親局装置
US5239666A (en) * 1991-03-11 1993-08-24 Motorola, Inc. Mobile detector using RSSI for vehicular repeater prioritization
US5319635A (en) * 1991-05-06 1994-06-07 Motorola, Inc. Electronic duplex communication system
WO1993001664A1 (fr) * 1991-07-08 1993-01-21 Motorola, Inc. Systeme de commande vocale a distance
US5533097A (en) * 1992-02-26 1996-07-02 Motorola, Inc. Portable communication system comprising a local and wide area communication units which can store a communication when the wide area communication system is not available
US5949777A (en) * 1994-05-03 1999-09-07 George Uyesugi Wireless communication processor system
US5561851A (en) * 1994-05-26 1996-10-01 Arrowsmith Technologies, Inc. System and method for ensuring the availability of a radio data communications link
GB2291564B (en) * 1994-07-13 1999-02-10 Nec Corp Mobile communication for a mobile station near the boundary of or outside a service area of a base station
DE19614925C2 (de) * 1996-04-16 2001-10-25 Konrad Reuther Mobiles Telefon und Verfahren zum Übermitteln von elektrischen Signalen
US5815802A (en) * 1996-07-16 1998-09-29 Highway Technologies, Inc. Traffic alert warning system and method for alerting vehicle operators of road conditions
US5857144A (en) * 1996-08-09 1999-01-05 Ericsson, Inc. In-band vehicular repeater for trunked radio system
US6047160A (en) * 1996-08-29 2000-04-04 Ericsson Inc. Transportable base station for a trunked radio communication system
US5915208A (en) * 1996-10-02 1999-06-22 Motorola, Inc. Vehicular repeater system and method therefor
US6169880B1 (en) * 1996-10-16 2001-01-02 Ericsson Inc. Method and system of load sharing and prioritization of radio repeaters
US6751442B1 (en) * 1997-09-17 2004-06-15 Aerosat Corp. Low-height, low-cost, high-gain antenna and system for mobile platforms
EP1653708B1 (fr) * 1998-07-28 2011-10-05 Canon Kabushiki Kaisha Procédé et dispositif de communication sur un réseau
JP2002057609A (ja) * 2000-08-10 2002-02-22 Honda Motor Co Ltd 移動体衛星通信システム
US7251223B1 (en) * 2000-09-27 2007-07-31 Aerosat Corporation Low-height, low-cost, high-gain antenna and system for mobile platforms
US6795685B2 (en) * 2001-02-12 2004-09-21 Motorola, Inc. Method and apparatus for repeater priority resolution in a wireless communication system
JP3891341B2 (ja) * 2002-04-02 2007-03-14 株式会社日立国際電気 移動通信システム
US7010325B1 (en) * 2002-06-11 2006-03-07 Sprint Spectrum L.P. Wireless repeater with wireless telephone adapter
US20050070221A1 (en) * 2003-09-30 2005-03-31 Upton Michael P. Vehicular repeater multi-unit system and method for allowing the first vehicular repeater unit on-scene to remain priority
US7689165B2 (en) * 2006-05-19 2010-03-30 Motorola, Inc. Method and system for communicating within a wireless communication network
AU2008213905B2 (en) * 2007-02-09 2014-01-16 Clipsal Australia Pty Ltd Wireless network communications system
MY151682A (en) * 2007-02-09 2014-06-30 Clipsal Australia Pty Ltd Selective communications network functionality
US8180281B2 (en) * 2008-12-23 2012-05-15 Pine Valley Investments, Inc. System and method for controlling a mobile repeater
US10530465B2 (en) 2018-05-30 2020-01-07 Motorola Solutions, Inc. Apparatus, system and method for generating a virtual assistant on a repeater

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3699443A (en) * 1970-03-02 1972-10-17 Ronald E Weger Radio control and repeater communication system
US3745462A (en) * 1972-01-20 1973-07-10 Public Syst Inc Mobile radio extension interface for converting conventional transmit/receive to a repeater
US3955140A (en) * 1975-05-20 1976-05-04 Public Systems, Inc. Mobile radio extension unit with punch through operation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2417219A1 (fr) * 1978-02-09 1979-09-07 Bosch Gmbh Robert Systeme radioelectrique pour la transmission de communications

Also Published As

Publication number Publication date
GB1525443A (en) 1978-09-20
JPS5831056B2 (ja) 1983-07-04
JPS52122404A (en) 1977-10-14
AU2382277A (en) 1978-10-05
FR2347838B1 (fr) 1980-06-27
US4056779A (en) 1977-11-01
NL7703748A (nl) 1977-10-07
DE2715216A1 (de) 1977-10-13
CA1074871A (fr) 1980-04-01
AU502553B2 (en) 1979-08-02

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Legal Events

Date Code Title Description
ST Notification of lapse