ATE140317T1 - Transponder - Google Patents

Transponder

Info

Publication number
ATE140317T1
ATE140317T1 AT90314130T AT90314130T ATE140317T1 AT E140317 T1 ATE140317 T1 AT E140317T1 AT 90314130 T AT90314130 T AT 90314130T AT 90314130 T AT90314130 T AT 90314130T AT E140317 T1 ATE140317 T1 AT E140317T1
Authority
AT
Austria
Prior art keywords
frequency
transmitter
signal
transponder
reference signal
Prior art date
Application number
AT90314130T
Other languages
English (en)
Inventor
David John Clarke
Edward Albert Martin
Original Assignee
Schlumberger Ind Ltd
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 Schlumberger Ind Ltd filed Critical Schlumberger Ind Ltd
Application granted granted Critical
Publication of ATE140317T1 publication Critical patent/ATE140317T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/82—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted
    • G01S13/825—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted with exchange of information between interrogator and responder
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/82—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Lock And Its Accessories (AREA)
AT90314130T 1989-12-29 1990-12-21 Transponder ATE140317T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8929322A GB2239571B (en) 1989-12-29 1989-12-29 Transponder

Publications (1)

Publication Number Publication Date
ATE140317T1 true ATE140317T1 (de) 1996-07-15

Family

ID=10668580

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90314130T ATE140317T1 (de) 1989-12-29 1990-12-21 Transponder

Country Status (7)

Country Link
US (1) US5355513A (de)
EP (1) EP0435607B1 (de)
JP (1) JPH04142122A (de)
AT (1) ATE140317T1 (de)
DE (1) DE69027756T2 (de)
DK (1) DK0435607T3 (de)
GB (2) GB2239571B (de)

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FI91809C (fi) * 1992-02-24 1994-08-10 Vaisala Oy Menetelmä ja laite liikkuvan kohteen nopeuden mittaamiseksi sähkömagneettisen säteilyn Doppler-siirtymää hyväksikäyttäen
GB2268031A (en) * 1992-06-02 1993-12-22 Roke Manor Research Automobile sensing and communicating transponder
US5444737A (en) * 1993-05-05 1995-08-22 National Semiconductor Corporation Wireless data transceiver
US5550865A (en) * 1993-05-05 1996-08-27 National Semiconductor Corporation Frequency modulator for data transceiver
US5511236A (en) * 1993-12-07 1996-04-23 National Semiconductor Corporation Half duplex RF transceiver
US5619192A (en) * 1994-06-14 1997-04-08 Logicon, Inc. Apparatus and method for reading utility meters
US5504485A (en) * 1994-07-21 1996-04-02 Amtech Corporation System for preventing reading of undesired RF signals
GB9505522D0 (en) * 1995-03-18 1995-05-03 Gen Electric Co Plc Commodity consumption registering meters
US6130602A (en) 1996-05-13 2000-10-10 Micron Technology, Inc. Radio frequency data communications device
US6696879B1 (en) 1996-05-13 2004-02-24 Micron Technology, Inc. Radio frequency data communications device
US6836468B1 (en) 1996-05-13 2004-12-28 Micron Technology, Inc. Radio frequency data communications device
US6941124B1 (en) 1996-05-13 2005-09-06 Micron Technology, Inc. Method of speeding power-up of an amplifier, and amplifier
US6774685B2 (en) 1996-05-13 2004-08-10 Micron Technology, Inc. Radio frequency data communications device
US5937341A (en) * 1996-09-13 1999-08-10 University Of Washington Simplified high frequency tuner and tuning method
US7054271B2 (en) 1996-12-06 2006-05-30 Ipco, Llc Wireless network system and method for providing same
US8982856B2 (en) 1996-12-06 2015-03-17 Ipco, Llc Systems and methods for facilitating wireless network communication, satellite-based wireless network systems, and aircraft-based wireless network systems, and related methods
US6175298B1 (en) * 1998-08-06 2001-01-16 The Lamson & Sessions Co. CD quality wireless door chime
US8410931B2 (en) 1998-06-22 2013-04-02 Sipco, Llc Mobile inventory unit monitoring systems and methods
US6437692B1 (en) 1998-06-22 2002-08-20 Statsignal Systems, Inc. System and method for monitoring and controlling remote devices
US6891838B1 (en) 1998-06-22 2005-05-10 Statsignal Ipc, Llc System and method for monitoring and controlling residential devices
US6914893B2 (en) 1998-06-22 2005-07-05 Statsignal Ipc, Llc System and method for monitoring and controlling remote devices
US6285295B1 (en) * 1998-12-14 2001-09-04 Martin S. Casden Passive remote programmer for induction type RFID readers
US7650425B2 (en) 1999-03-18 2010-01-19 Sipco, Llc System and method for controlling communication between a host computer and communication devices associated with remote devices in an automated monitoring system
FR2794603B1 (fr) * 1999-06-01 2001-09-07 Valeo Securite Habitacle Procede de transmission bidirectionnelle de donnees, et systeme pour sa mise en oeuvre
DE19949970A1 (de) * 1999-10-16 2001-04-19 Volkswagen Ag Verfahren und Vorrichtung zur Zugangskontrolle zu einem gesicherten Ort, insbesondere einem Kraftfahrzeug
CN1425223A (zh) * 2000-03-01 2003-06-18 吉尔·蒙森·瓦维克 应答器和应答器系统
US6836737B2 (en) 2000-08-09 2004-12-28 Statsignal Systems, Inc. Systems and methods for providing remote monitoring of consumption for a utility meter
EP1267021B1 (de) * 2001-06-13 2007-10-31 Freescale Semiconductor, Inc. Passives Kommunikationsgerät und passives Zugangskontrollsystem
US7346463B2 (en) 2001-08-09 2008-03-18 Hunt Technologies, Llc System for controlling electrically-powered devices in an electrical network
US8489063B2 (en) 2001-10-24 2013-07-16 Sipco, Llc Systems and methods for providing emergency messages to a mobile device
US7480501B2 (en) 2001-10-24 2009-01-20 Statsignal Ipc, Llc System and method for transmitting an emergency message over an integrated wireless network
US7424527B2 (en) 2001-10-30 2008-09-09 Sipco, Llc System and method for transmitting pollution information over an integrated wireless network
DE60228636D1 (de) * 2001-11-21 2008-10-09 Mineral Lassen Llc Zusammenschaltung drahtloser Kommunikationsvorrichtungen
JP2007525859A (ja) * 2003-04-17 2007-09-06 シンボル テクノロジーズ インコーポレイテッド マルチモード無線ローカルエリアネットワーク及び無線周波数識別資産タグ
US20050003781A1 (en) * 2003-07-02 2005-01-06 California Eastern Laboratories Multiple format radio frequency receiver
US8031650B2 (en) 2004-03-03 2011-10-04 Sipco, Llc System and method for monitoring remote devices with a dual-mode wireless communication protocol
US7756086B2 (en) 2004-03-03 2010-07-13 Sipco, Llc Method for communicating in dual-modes
US7272375B2 (en) 2004-06-30 2007-09-18 Silicon Laboratories Inc. Integrated low-IF terrestrial audio broadcast receiver and associated method
ITRM20040503A1 (it) 2004-10-14 2005-01-14 Uni Degli Studi Di Roma Tor Vergata Trasponditore del radar secondario di sorveglianza (ssr) agile in frequenza.
US9439126B2 (en) 2005-01-25 2016-09-06 Sipco, Llc Wireless network protocol system and methods
GB2423674A (en) * 2005-02-25 2006-08-30 Hewlett Packard Development Co Writing to transponder devices
US7221308B2 (en) * 2005-04-19 2007-05-22 Northrop Grumman Corporation Joint stars embedded data link
US7518532B2 (en) 2005-05-26 2009-04-14 Tc License Ltd. Intermodulation mitigation technique in an RFID system
DE102005062809A1 (de) * 2005-12-28 2007-08-30 Prof. Dr. Horst Ziegler und Partner GbR (vertretungsberechtigter Gesellschafter: Prof. Dr. Horst Ziegler 33100 Paderborn) Bidirektionales Funkübertragungssystem
US20100026517A1 (en) * 2008-01-04 2010-02-04 Itron, Inc. Utility data collection and reconfigurations in a utility metering system
PT2439679E (pt) * 2010-10-05 2013-11-25 Kapsch Trafficcom Ab Um transmissor-receptor de veículo de antena única com uma função de poupança de energia

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US3641433A (en) * 1969-06-09 1972-02-08 Us Air Force Transmitted reference synchronization system
US4006477A (en) * 1975-01-06 1977-02-01 Motorola, Inc. Pulse coherent transponder with precision frequency offset
DE2603382B1 (de) * 1976-01-29 1977-05-05 Siemens Ag UEberlagerungsempfaenger mit phasenstarrer mehrmaliger Umsetzung eines Signals
US4063173A (en) * 1976-04-01 1977-12-13 Motorola, Inc. Dual mode receiver
GB1553507A (en) * 1976-10-01 1979-09-26 British Aircraft Corp Ltd Radio receiver with freiquency lock circuit
US4274083A (en) * 1977-12-16 1981-06-16 Eiichi Tomoeda Apparatus for identifying moving objects
US4170773A (en) * 1978-05-05 1979-10-09 The Boeing Company Precision approach sensor system for aircraft
US4214205A (en) * 1978-07-05 1980-07-22 British Aircraft Corporation Radio receiving and retransmitting apparatus with frequency lock circuit
US4218680A (en) * 1979-01-12 1980-08-19 Motorola, Inc. Coded coherent transponder
JPS5613834A (en) * 1979-07-14 1981-02-10 Nippon Gakki Seizo Kk Synthesizer tuner
US4298841A (en) * 1979-09-14 1981-11-03 International Telephone And Telegraph Corporation Signal envelope detecting system
ZA813317B (en) * 1980-05-19 1982-05-26 Tag Radionics Ltd Coded information arrangement
GB2112607B (en) * 1981-12-18 1986-01-02 Senelco Ltd Transmitter/responder systems
US4513447A (en) * 1982-12-13 1985-04-23 Motorola, Inc. Simplified frequency scheme for coherent transponders
US4614945A (en) * 1985-02-20 1986-09-30 Diversified Energies, Inc. Automatic/remote RF instrument reading method and apparatus
US4799059A (en) * 1986-03-14 1989-01-17 Enscan, Inc. Automatic/remote RF instrument monitoring system
US4862514A (en) * 1986-11-24 1989-08-29 World Electronics, Inc. Hybrid electronic radio repeater
JPH07105756B2 (ja) * 1988-06-29 1995-11-13 松下電器産業株式会社 移動通信方法

Also Published As

Publication number Publication date
GB9326022D0 (en) 1994-02-23
GB2272135A (en) 1994-05-04
GB2239571A (en) 1991-07-03
EP0435607B1 (de) 1996-07-10
GB8929322D0 (en) 1990-02-28
EP0435607A2 (de) 1991-07-03
DE69027756D1 (de) 1996-08-14
DE69027756T2 (de) 1997-01-16
EP0435607A3 (en) 1992-06-17
US5355513A (en) 1994-10-11
GB2272135B (en) 1994-08-03
GB2239571B (en) 1994-08-03
DK0435607T3 (da) 1996-11-18
JPH04142122A (ja) 1992-05-15

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee