FR2670968B1 - Emetteur-recepteur radiofrequence et procede de commande. - Google Patents

Emetteur-recepteur radiofrequence et procede de commande.

Info

Publication number
FR2670968B1
FR2670968B1 FR919115946A FR9115946A FR2670968B1 FR 2670968 B1 FR2670968 B1 FR 2670968B1 FR 919115946 A FR919115946 A FR 919115946A FR 9115946 A FR9115946 A FR 9115946A FR 2670968 B1 FR2670968 B1 FR 2670968B1
Authority
FR
France
Prior art keywords
control method
radio frequency
frequency transceiver
transceiver
radio
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 - Lifetime
Application number
FR919115946A
Other languages
English (en)
Other versions
FR2670968A1 (fr
Inventor
Charles P Binzel
Daniel J Bussan Chris Declerck
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 FR2670968A1 publication Critical patent/FR2670968A1/fr
Application granted granted Critical
Publication of FR2670968B1 publication Critical patent/FR2670968B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0055—Synchronisation arrangements determining timing error of reception due to propagation delay
    • H04W56/0065—Synchronisation arrangements determining timing error of reception due to propagation delay using measurement of signal travel time
    • H04W56/007—Open loop measurement
    • H04W56/0075—Open loop measurement based on arrival time vs. expected arrival time
    • H04W56/0085—Open loop measurement based on arrival time vs. expected arrival time detecting a given structure in the signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transceivers (AREA)
  • Time-Division Multiplex Systems (AREA)
FR919115946A 1990-12-20 1991-12-20 Emetteur-recepteur radiofrequence et procede de commande. Expired - Lifetime FR2670968B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/632,236 US5278832A (en) 1990-12-20 1990-12-20 Method and apparatus for controlling the timing within a transceiver

Publications (2)

Publication Number Publication Date
FR2670968A1 FR2670968A1 (fr) 1992-06-26
FR2670968B1 true FR2670968B1 (fr) 1993-04-30

Family

ID=24534671

Family Applications (1)

Application Number Title Priority Date Filing Date
FR919115946A Expired - Lifetime FR2670968B1 (fr) 1990-12-20 1991-12-20 Emetteur-recepteur radiofrequence et procede de commande.

Country Status (5)

Country Link
US (1) US5278832A (fr)
CA (1) CA2071556C (fr)
FR (1) FR2670968B1 (fr)
GB (1) GB2256994B (fr)
WO (1) WO1992011715A1 (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9214886U1 (de) * 1992-11-02 1994-03-03 Siemens Ag Anordnung zur Steuerung einer Sende-/Empfangseinrichtung, insbesondere von Basisstationen und Mobilteilen eines Schnurlostelefonsystems
US5363375A (en) * 1993-07-30 1994-11-08 Bell Communications Research, Inc. Method and apparatus for synchronizing timing among radio ports in wireless communications systems using hierarchical scheme
US5363376A (en) * 1993-07-30 1994-11-08 Bell Communications Research, Inc. Method and apparatus for synchronizing timing among radio ports in wireless communications systems
FR2709893B1 (fr) * 1993-09-06 1996-02-16 Alcatel Mobile Comm France Procédé de partage de canaux par vol d'intervalles de temps contrôlé dans un système de radiocommunications multiplexées, terminal et infrastructure correspondants.
US5404376A (en) * 1993-09-09 1995-04-04 Ericsson-Ge Mobile Communications Inc. Navigation assistance for call handling in mobile telephone systems
US5787344A (en) 1994-06-28 1998-07-28 Scheinert; Stefan Arrangements of base transceiver stations of an area-covering network
FI97094C (fi) * 1994-11-21 1996-10-10 Nokia Telecommunications Oy Tukiasemaverkon testauslaitteisto
US5809091A (en) * 1996-06-04 1998-09-15 Ericsson, Inc. Timing signal generator for digital communication system
US5825760A (en) * 1996-12-30 1998-10-20 Nokia Telecommunications Oy Transmission method and a cellular radio system
US6560215B1 (en) 1999-08-24 2003-05-06 Motorola, Inc. Method and apparatus for updating a timing offset in a communication device
US6665276B1 (en) * 2000-02-24 2003-12-16 The United States Of America As Represented By The Secretary Of The Navy Full duplex transceiver
US8027318B2 (en) * 2004-06-30 2011-09-27 Vt Idirect, Inc. Method, apparatus and system for rapid acquisition of remote nodes in a communication system
US7482923B2 (en) 2005-01-27 2009-01-27 The Chamberlain Group, Inc. Alarm system interaction with a movable barrier operator method and apparatus
US20080061926A1 (en) * 2006-07-31 2008-03-13 The Chamberlain Group, Inc. Method and apparatus for utilizing a transmitter having a range limitation to control a movable barrier operator
US8643465B2 (en) 2006-12-04 2014-02-04 The Chamberlain Group, Inc. Network ID activated transmitter
US9698997B2 (en) 2011-12-13 2017-07-04 The Chamberlain Group, Inc. Apparatus and method pertaining to the communication of information regarding appliances that utilize differing communications protocol
US9122254B2 (en) 2012-11-08 2015-09-01 The Chamberlain Group, Inc. Barrier operator feature enhancement
US10229548B2 (en) 2013-03-15 2019-03-12 The Chamberlain Group, Inc. Remote guest access to a secured premises
US9367978B2 (en) 2013-03-15 2016-06-14 The Chamberlain Group, Inc. Control device access method and apparatus
US9396598B2 (en) 2014-10-28 2016-07-19 The Chamberlain Group, Inc. Remote guest access to a secured premises

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2853179A1 (de) * 1977-12-09 1979-08-23 Hitachi Ltd Ueberwachungs- und regelsystem bei einem zeitvielfach-koppelsystem
JPS5917596B2 (ja) * 1979-08-21 1984-04-21 ケイディディ株式会社 時分割通話路スイッチ回路
US4397018A (en) * 1979-10-17 1983-08-02 Ibm Corporation Baton passing method and apparatus for maintaining synchronization in a TDMA satellite communication system
US4305045A (en) * 1979-11-14 1981-12-08 Bell Telephone Laboratories, Incorporated Phase locked loop clock synchronizing circuit with programmable controller
US4445118A (en) * 1981-05-22 1984-04-24 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Navigation system and method
US4523155A (en) * 1983-05-04 1985-06-11 Motorola, Inc. Temperature compensated automatic output control circuitry for RF signal power amplifiers with wide dynamic range
US4569063A (en) * 1983-06-22 1986-02-04 Gte Automatic Electric Incorporated Digital phase locking arrangement for synchronizing digital span data
FR2556532B1 (fr) * 1983-12-09 1986-10-24 Trt Telecom Radio Electr Procede de radiocommunication bidirectionnelle entre des stations fixes et des stations mobiles
JPS61170150A (ja) * 1985-01-24 1986-07-31 Nec Corp 時分割多元接続方式における基準局の従局制御装置
EP0231071A3 (fr) * 1986-01-18 1989-12-27 The Marconi Company Limited Emetteur à réseau à commande de phase
US4742514A (en) * 1986-03-25 1988-05-03 Motorola, Inc. Method and apparatus for controlling a TDM communication device
US5042082A (en) * 1989-06-26 1991-08-20 Telefonaktiebolaget L. M. Ericsson Mobile assisted handoff
US5027126A (en) * 1989-05-17 1991-06-25 Raytheon Company Beam steering module
US5014344A (en) * 1990-03-19 1991-05-07 Motorola, Inc. Method for synchronizing the transmissions in a simulcast transmission system
US5028885A (en) * 1990-08-30 1991-07-02 Motorola, Inc. Phase-locked loop signal generation system with control maintenance

Also Published As

Publication number Publication date
GB2256994B (en) 1995-07-05
FR2670968A1 (fr) 1992-06-26
GB2256994A (en) 1992-12-23
CA2071556C (fr) 1998-11-17
WO1992011715A1 (fr) 1992-07-09
GB9217654D0 (en) 1992-10-14
CA2071556A1 (fr) 1992-06-21
US5278832A (en) 1994-01-11

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