ATE129109T1 - Verfahren zur kontaktfreien übertragung von nachrichten. - Google Patents

Verfahren zur kontaktfreien übertragung von nachrichten.

Info

Publication number
ATE129109T1
ATE129109T1 AT90912698T AT90912698T ATE129109T1 AT E129109 T1 ATE129109 T1 AT E129109T1 AT 90912698 T AT90912698 T AT 90912698T AT 90912698 T AT90912698 T AT 90912698T AT E129109 T1 ATE129109 T1 AT E129109T1
Authority
AT
Austria
Prior art keywords
frequency
sidebands
transmitter
receiver unit
carrier wave
Prior art date
Application number
AT90912698T
Other languages
English (en)
Inventor
Bengt Henoch
Eilert Berglind
Original Assignee
Bengt Henoch
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 Bengt Henoch filed Critical Bengt Henoch
Application granted granted Critical
Publication of ATE129109T1 publication Critical patent/ATE129109T1/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
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Toxicology (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Transmitters (AREA)
  • Communication Control (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
AT90912698T 1989-08-23 1990-08-15 Verfahren zur kontaktfreien übertragung von nachrichten. ATE129109T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8902808A SE464844B (sv) 1989-08-23 1989-08-23 Foerfarande foer att kontaktloest oeverfoera information mellan en saendar/mottagningsenhet och en transponder

Publications (1)

Publication Number Publication Date
ATE129109T1 true ATE129109T1 (de) 1995-10-15

Family

ID=20376725

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90912698T ATE129109T1 (de) 1989-08-23 1990-08-15 Verfahren zur kontaktfreien übertragung von nachrichten.

Country Status (7)

Country Link
US (1) US5355521A (de)
EP (1) EP0572379B1 (de)
JP (1) JPH05500142A (de)
AT (1) ATE129109T1 (de)
DE (1) DE69023010T2 (de)
SE (1) SE464844B (de)
WO (1) WO1991003109A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE468030B (sv) * 1991-02-01 1992-10-19 Henoch Bengt Metod foer aastadkommande av en sluten synkroniseringsloop foer en dubbelriktad kommunikation mellan en transponder och en interrogator, daer olika frekvenser kan anvaendas foer kommunikation mellan interrogator och transponder
DE4213879A1 (de) * 1992-04-28 1993-11-04 Bosch Gmbh Robert Kommunikationssystem zur datenuebertragung von einem bewegten fahrzeug auf eine ortsfeste bake
AT404201B (de) * 1993-11-11 1998-09-25 Siemens Ag Oesterreich Vorrichtung zur elektromagnetischen übertragung der daten eines datenträgers
US5822683A (en) * 1996-04-05 1998-10-13 Ball Aerospace And Technologies Corp. Pseudo-passive transponder device
SE510218C2 (sv) * 1996-08-19 1999-05-03 Tagmaster Ab Informatonslänk som är anordnad att i ett tillstånd tjäna som passiv transponder
DE10042875C2 (de) * 2000-08-31 2002-12-12 Skidata Ag Kommunikationsendgerät
DE102004025870B4 (de) * 2004-05-27 2008-06-26 Iq-Mobil Gmbh Verfahren zur drahtlosen Signalübertragung und Verwendung eines derartigen Verfahrens
JP4715588B2 (ja) * 2006-03-31 2011-07-06 日立電線株式会社 無電源ワイヤレスモニタリングシステムと該システムに使用される子局
EP2141635A1 (de) * 2008-06-30 2010-01-06 Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNO Funkfrequenzetikett
US9720080B1 (en) * 2014-11-25 2017-08-01 Sandia Corporation Combined radar and telemetry system
DE102018201332A1 (de) * 2018-01-11 2019-07-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Synchronisation in Mehrträger-RFID Systemen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4075632A (en) * 1974-08-27 1978-02-21 The United States Of America As Represented By The United States Department Of Energy Interrogation, and detection system
DK110387A (da) * 1987-03-03 1988-09-04 Electronic Identification Syst Kommunikationsanlaeg
US4896371A (en) * 1987-11-20 1990-01-23 Kahn Leonard R Synchronous AM transmission system having reduced self interference effects
SE459775B (sv) * 1988-06-14 1989-07-31 Bengt T Henoch Anordning foer kontaktloes oeverfoering av en seriell tvaatraads databuss
GB2236233A (en) * 1989-09-04 1991-03-27 Philips Electronic Associated Communicating information by radio;preventing communication overlap

Also Published As

Publication number Publication date
EP0572379B1 (de) 1995-10-11
US5355521A (en) 1994-10-11
WO1991003109A1 (en) 1991-03-07
DE69023010T2 (de) 1996-05-23
SE8902808L (sv) 1991-02-24
JPH05500142A (ja) 1993-01-14
SE464844B (sv) 1991-06-17
EP0572379A1 (de) 1993-12-08
DE69023010D1 (de) 1995-11-16
SE8902808D0 (sv) 1989-08-23

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties