ATE198382T1 - Frequenzdetektion - Google Patents

Frequenzdetektion

Info

Publication number
ATE198382T1
ATE198382T1 AT96925914T AT96925914T ATE198382T1 AT E198382 T1 ATE198382 T1 AT E198382T1 AT 96925914 T AT96925914 T AT 96925914T AT 96925914 T AT96925914 T AT 96925914T AT E198382 T1 ATE198382 T1 AT E198382T1
Authority
AT
Austria
Prior art keywords
signal
frequency
digital filter
filter
center frequency
Prior art date
Application number
AT96925914T
Other languages
English (en)
Inventor
Jos Scheelen
Original Assignee
British Tech Group Int
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 British Tech Group Int filed Critical British Tech Group Int
Application granted granted Critical
Publication of ATE198382T1 publication Critical patent/ATE198382T1/de

Links

Classifications

    • 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
    • G06K7/08—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes
    • 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
    • G06K7/08—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes
    • G06K7/082—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors
    • 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
    • G01S13/75—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors
    • G01S13/751—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal
    • G01S13/758—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal using a signal generator powered by the interrogation signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Control Of Stepping Motors (AREA)
  • Color Television Systems (AREA)
  • Control Of High-Frequency Heating Circuits (AREA)
  • Burglar Alarm Systems (AREA)
AT96925914T 1995-08-02 1996-07-31 Frequenzdetektion ATE198382T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9515842.4A GB9515842D0 (en) 1995-08-02 1995-08-02 Frequency detection
PCT/GB1996/001871 WO1997005559A1 (en) 1995-08-02 1996-07-31 Frequency detection

Publications (1)

Publication Number Publication Date
ATE198382T1 true ATE198382T1 (de) 2001-01-15

Family

ID=10778649

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96925914T ATE198382T1 (de) 1995-08-02 1996-07-31 Frequenzdetektion

Country Status (12)

Country Link
US (1) US6002297A (de)
EP (1) EP0842484B1 (de)
JP (1) JPH11510337A (de)
KR (1) KR19990036064A (de)
CN (1) CN1192283A (de)
AT (1) ATE198382T1 (de)
AU (1) AU702723B2 (de)
CA (1) CA2226897A1 (de)
DE (1) DE69611371T2 (de)
GB (1) GB9515842D0 (de)
RU (1) RU2156497C2 (de)
WO (1) WO1997005559A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5978379A (en) 1997-01-23 1999-11-02 Gadzoox Networks, Inc. Fiber channel learning bridge, learning half bridge, and protocol
GB9727042D0 (en) * 1997-12-22 1998-02-18 Advanced Technology Communicat Tag and detection system
US7430171B2 (en) 1998-11-19 2008-09-30 Broadcom Corporation Fibre channel arbitrated loop bufferless switch circuitry to increase bandwidth without significant increase in cost
CN102983859A (zh) * 2012-11-21 2013-03-20 昆山北极光电子科技有限公司 一种机械振动频率的合成测量方法
RU2724040C1 (ru) * 2019-04-23 2020-06-18 Тимофей Андреевич Семенюк Устройство для блокирования радиовзрывателей
RU2716604C1 (ru) * 2019-05-07 2020-03-13 Тимофей Андреевич Семенюк Средство для блокирования радиовзрывателей

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU525251B2 (en) * 1978-06-02 1982-10-28 Amalgamated Wireless (Australasia) Limited Identification system
IT1202905B (it) * 1979-03-20 1989-02-15 Sits Soc It Telecom Siemens Ricevitore di tono per sistemi di telecomunicazioni
US4354099A (en) * 1980-06-20 1982-10-12 Computrol Systems, Ltd. Electronic identification system
JPS58121802A (ja) * 1982-01-13 1983-07-20 Matsushita Electric Ind Co Ltd デジタルｆｍ復調器
CH666584A5 (de) * 1984-11-22 1988-07-29 Zellweger Uster Ag Verfahren und vorrichtung zum demodulieren von hochfrequent modulierten signalen mittels digitaler filter und digitaler demodulatoren, sowie anwendung des verfahrens in einem fernsteuerempfaenger.
US4739328A (en) * 1986-07-14 1988-04-19 Amtech Corporation System for identifying particular objects
EP0309201B1 (de) * 1987-09-22 1993-05-26 Hitachi Maxell Ltd. Übertragungsverfahren und -System für kontaktlose I.S.-Karten
SE466930B (sv) * 1990-02-23 1992-04-27 Roland Braennstroem Mottagar- och saendaranordning foer ett prisinformationssystem
JPH0456443A (ja) * 1990-06-26 1992-02-24 Sony Corp 局部発振装置
RU2018868C1 (ru) * 1992-07-02 1994-08-30 Борис Яковлевич Попов Приемоответчик телеметрической системы идентификации объектов

Also Published As

Publication number Publication date
CN1192283A (zh) 1998-09-02
DE69611371D1 (de) 2001-02-01
KR19990036064A (ko) 1999-05-25
GB9515842D0 (en) 1995-10-04
EP0842484B1 (de) 2000-12-27
WO1997005559A1 (en) 1997-02-13
EP0842484A1 (de) 1998-05-20
AU6627196A (en) 1997-02-26
AU702723B2 (en) 1999-03-04
DE69611371T2 (de) 2001-05-23
US6002297A (en) 1999-12-14
JPH11510337A (ja) 1999-09-07
RU2156497C2 (ru) 2000-09-20
CA2226897A1 (en) 1997-02-13

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