FR2083762A5 - - Google Patents

Info

Publication number
FR2083762A5
FR2083762A5 FR7013617A FR7013617A FR2083762A5 FR 2083762 A5 FR2083762 A5 FR 2083762A5 FR 7013617 A FR7013617 A FR 7013617A FR 7013617 A FR7013617 A FR 7013617A FR 2083762 A5 FR2083762 A5 FR 2083762A5
Authority
FR
France
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
Application number
FR7013617A
Other languages
French (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR2083762A5 publication Critical patent/FR2083762A5/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
    • H04B7/0805—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching
    • H04B7/0808—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching comparing all antennas before reception

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radio Transmission System (AREA)
  • Radio Relay Systems (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
FR7013617A 1970-03-20 1970-04-15 Expired FR2083762A5 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI79370 1970-03-20

Publications (1)

Publication Number Publication Date
FR2083762A5 true FR2083762A5 (enExample) 1971-12-17

Family

ID=8504645

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7013617A Expired FR2083762A5 (enExample) 1970-03-20 1970-04-15

Country Status (5)

Country Link
US (1) US3670275A (enExample)
DE (1) DE2017869A1 (enExample)
FR (1) FR2083762A5 (enExample)
GB (1) GB1276790A (enExample)
SE (1) SE360532B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2390051A1 (enExample) * 1977-05-02 1978-12-01 Motorola Inc

Families Citing this family (62)

* Cited by examiner, † Cited by third party
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US3997844A (en) * 1975-04-09 1976-12-14 Bell Telephone Laboratories, Incorporated Signal selection in diversity transmission systems
DE2534888C2 (de) * 1975-08-05 1983-12-08 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Antennendiversityverfahren und Anordnung zur Durchführung des Verfahrens
US4155041A (en) * 1976-05-13 1979-05-15 Burns Richard C System for reducing noise transients
US4317229A (en) * 1977-05-02 1982-02-23 Motorola, Inc. Sectored antenna receiving system
US4143369A (en) * 1977-10-25 1979-03-06 Northrop Corporation Iff diversity switch
US4332032A (en) * 1979-05-24 1982-05-25 Lockheed Corporation Adaptive hybrid antenna system
US4349840A (en) * 1980-11-25 1982-09-14 Rca Corporation Apparatus for automatically steering an electrically steerable television antenna
US4433344A (en) * 1981-11-25 1984-02-21 Sundstrand Data Control, Inc. Automatic television antenna control system
US4566133A (en) * 1982-12-27 1986-01-21 Commtech International Switched diversity method and apparatus for FM receivers
US4499606A (en) * 1982-12-27 1985-02-12 Sri International Reception enhancement in mobile FM broadcast receivers and the like
US4626858A (en) * 1983-04-01 1986-12-02 Kentron International, Inc. Antenna system
DE3324959A1 (de) * 1983-07-11 1985-01-31 Sennheiser Electronic Kg, 3002 Wedemark Empfangsschaltung fuer ein raumdiversity-verfahren
JPS6064537A (ja) * 1983-09-19 1985-04-13 Nissan Motor Co Ltd 誘導電磁界を媒体とする車両用無線伝送装置
JPS61196080A (ja) * 1985-02-21 1986-08-30 日産自動車株式会社 無線式利用者識別装置
GB2178269B (en) * 1985-06-10 1989-08-16 Nec Corp Receiver for antenna switching diversity systems
JPS6238035A (ja) * 1985-08-12 1987-02-19 Nissan Motor Co Ltd 薄板型携帯機
JPS6278379A (ja) * 1985-09-30 1987-04-10 日産自動車株式会社 車両用施解錠制御装置
JPH0625503B2 (ja) * 1986-06-20 1994-04-06 日産自動車株式会社 解錠制御装置
US4797948A (en) * 1987-07-22 1989-01-10 Motorola, Inc. Vehicle identification technique for vehicle monitoring system employing RF communication
US5248981A (en) * 1990-05-10 1993-09-28 Pioneer Electronic Corporation Apparatus and method for positioning of a gps receiver
DE4101629C3 (de) * 1991-01-21 2003-06-26 Fuba Automotive Gmbh Antennendiversity-Anlage mit mindestens zwei Antennen für den mobilen Empfang von Meter- und Dezimeterwellen
US5628052A (en) * 1994-09-12 1997-05-06 Lucent Technologies Inc. Wireless communication system using distributed switched antennas
SE9702370L (sv) * 1997-06-19 1998-12-20 Ericsson Telefon Ab L M Balanserad diversitet
US5917448A (en) * 1997-08-07 1999-06-29 Rockwell Science Center, Inc. Attitude determination system with sequencing antenna inputs
EP1150439B1 (en) * 2000-04-25 2006-09-27 Siemens Aktiengesellschaft Antenna diversity receiver
DE10034039A1 (de) 2000-07-13 2002-01-31 Harman Becker Automotive Sys Runddfunkempfangssystem, Empfänger und Betriebsverfahren dafür
DE10043375A1 (de) * 2000-09-02 2002-03-14 Bosch Gmbh Robert Verfahren zur Aufheizung eines Katalysators bei Verbrennungsmotoren mit Benzindirekteinspritzung
US7142809B1 (en) 2001-02-27 2006-11-28 The Directv Group, Inc. Device and method to locally fill gaps in spotbeam satellite systems with frequency re-use
US6961545B2 (en) * 2001-04-09 2005-11-01 Atheros Communications, Inc. Method and system for providing antenna diversity
US20020154055A1 (en) * 2001-04-18 2002-10-24 Robert Davis LAN based satellite antenna/satellite multiswitch
US7747232B2 (en) 2001-07-13 2010-06-29 Harman Becker Automotive Systems Gmbh Radio reception system with automatic tuning
US7099644B2 (en) 2001-12-28 2006-08-29 Visteon Global Technologies, Inc. Beamsteering control system for a vehicle radio receiver
DE10226512A1 (de) * 2002-06-14 2003-12-24 Philips Intellectual Property Antennendiversity-Empfangsanlage und Verfahren zur Auswahl einer von mehreren Antennen
US7954127B2 (en) * 2002-09-25 2011-05-31 The Directv Group, Inc. Direct broadcast signal distribution methods
US7848741B2 (en) 2003-12-30 2010-12-07 Kivekaes Kalle Method and system for interference detection
US7643811B2 (en) * 2004-05-26 2010-01-05 Nokia Corporation Method and system for interference detection
US8024759B2 (en) * 2005-04-01 2011-09-20 The Directv Group, Inc. Backwards-compatible frequency translation module for satellite video delivery
US7958531B2 (en) 2005-04-01 2011-06-07 The Directv Group, Inc. Automatic level control for incoming signals of different signal strengths
US7950038B2 (en) * 2005-04-01 2011-05-24 The Directv Group, Inc. Transponder tuning and mapping
US7987486B2 (en) * 2005-04-01 2011-07-26 The Directv Group, Inc. System architecture for control and signal distribution on coaxial cable
US7900230B2 (en) * 2005-04-01 2011-03-01 The Directv Group, Inc. Intelligent two-way switching network
US7945932B2 (en) * 2005-04-01 2011-05-17 The Directv Group, Inc. Narrow bandwidth signal delivery system
US8621525B2 (en) * 2005-04-01 2013-12-31 The Directv Group, Inc. Signal injection via power supply
US8549565B2 (en) * 2005-04-01 2013-10-01 The Directv Group, Inc. Power balancing signal combiner
US20060226952A1 (en) * 2005-04-08 2006-10-12 Siemens Vdo Automotive Corporation LF channel switching
US7557747B1 (en) * 2005-04-13 2009-07-07 The United States Of America As Represented By The Secretary Of The Navy Method and apparatus using fast electronic switching for multi-channelizing a single-channel radar system
US7937732B2 (en) * 2005-09-02 2011-05-03 The Directv Group, Inc. Network fraud prevention via registration and verification
US8789115B2 (en) * 2005-09-02 2014-07-22 The Directv Group, Inc. Frequency translation module discovery and configuration
US20080016535A1 (en) * 2005-09-02 2008-01-17 The Directv Group, Inc. Frequency shift key control in video delivery systems
US8019275B2 (en) * 2005-10-12 2011-09-13 The Directv Group, Inc. Band upconverter approach to KA/KU signal distribution
US7991348B2 (en) 2005-10-12 2011-08-02 The Directv Group, Inc. Triple band combining approach to satellite signal distribution
US20070089142A1 (en) * 2005-10-14 2007-04-19 John Norin Band converter approach to Ka/Ku signal distribution
EP2033442A2 (en) * 2006-06-09 2009-03-11 The DIRECTV Group, Inc. Presentation modes for various format bit streams
MX2008015659A (es) * 2006-06-16 2009-03-09 Directv Group Inc Comando de medio de almacenamiento digital e indexacion de datos de control.
WO2008054803A2 (en) * 2006-11-02 2008-05-08 Agc Automotive Americas R & D, Inc. Antenna system having a steerable radiation pattern based on geographic location
US8719875B2 (en) 2006-11-06 2014-05-06 The Directv Group, Inc. Satellite television IP bitstream generator receiving unit
US8712318B2 (en) 2007-05-29 2014-04-29 The Directv Group, Inc. Integrated multi-sat LNB and frequency translation module
US8238813B1 (en) 2007-08-20 2012-08-07 The Directv Group, Inc. Computationally efficient design for broadcast satellite single wire and/or direct demod interface
US9942618B2 (en) 2007-10-31 2018-04-10 The Directv Group, Inc. SMATV headend using IP transport stream input and method for operating the same
AR074992A1 (es) 2009-01-06 2011-03-02 Directv Group Inc Estimacion del corrimiento de frecuencia para conversiones de frecuencia y diagnostico de sistema de unidades exteriores de bajo costo
CN108092705B (zh) * 2016-11-09 2024-03-29 南京中网卫星通信股份有限公司 一种动中通天线监控装置及其监控方法
US12088013B2 (en) 2021-03-30 2024-09-10 Skyworks Solutions, Inc. Frequency range two antenna array with switches for joining antennas for frequency range one communications

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2937268A (en) * 1957-07-22 1960-05-17 North American Aviation Inc System of antenna selection by received carrier amplitude
US3095538A (en) * 1960-10-28 1963-06-25 Silberstein Richard Satellite relay station using antenna diversity selection
US3329901A (en) * 1963-06-03 1967-07-04 Itt Selector systems for locking onto antenna receiving usable signal strength
US3401340A (en) * 1965-03-03 1968-09-10 Bell Telephone Labor Inc Diversity receiver with revertive action to a preferred selection
FR1508349A (fr) * 1966-11-24 1968-01-05 Lannionaise D Electronique Soc Dispositif automatique de commutation d'antenne

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2390051A1 (enExample) * 1977-05-02 1978-12-01 Motorola Inc

Also Published As

Publication number Publication date
SE360532B (enExample) 1973-09-24
US3670275A (en) 1972-06-13
DE2017869A1 (de) 1971-10-14
GB1276790A (en) 1972-06-07

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse