GB8425496D0 - Interrogating passive transponder - Google Patents

Interrogating passive transponder

Info

Publication number
GB8425496D0
GB8425496D0 GB848425496A GB8425496A GB8425496D0 GB 8425496 D0 GB8425496 D0 GB 8425496D0 GB 848425496 A GB848425496 A GB 848425496A GB 8425496 A GB8425496 A GB 8425496A GB 8425496 D0 GB8425496 D0 GB 8425496D0
Authority
GB
United Kingdom
Prior art keywords
passive transponder
interrogating passive
interrogating
transponder
passive
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.)
Granted
Application number
GB848425496A
Other versions
GB2165423A (en
GB2165423B (en
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.)
Xcyte Inc
Original Assignee
Xcyte 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
Priority to AU34003/84A priority Critical patent/AU564509B2/en
Application filed by Xcyte Inc filed Critical Xcyte Inc
Priority to ZA847912A priority patent/ZA847912B/en
Priority to GB08425496A priority patent/GB2165423B/en
Priority to DE19843438052 priority patent/DE3438052A1/en
Priority to JP59225648A priority patent/JPS61104279A/en
Publication of GB8425496D0 publication Critical patent/GB8425496D0/en
Publication of GB2165423A publication Critical patent/GB2165423A/en
Application granted granted Critical
Publication of GB2165423B publication Critical patent/GB2165423B/en
Expired legal-status Critical Current

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
    • G01S13/75—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
    • G01S13/755—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 delay lines, e.g. acoustic delay lines
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/20—Individual registration on entry or exit involving the use of a pass
    • G07C9/28—Individual registration on entry or exit involving the use of a pass the pass enabling tracking or indicating presence
    • 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
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
    • G01S13/343—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal using sawtooth modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Radar Systems Or Details Thereof (AREA)
GB08425496A 1984-10-09 1984-10-09 An interrogator-transponder system Expired GB2165423B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
AU34003/84A AU564509B2 (en) 1984-10-09 1984-10-08 Phase-encoded transponder interrogation
ZA847912A ZA847912B (en) 1984-10-09 1984-10-09 System for interrogating a passive transponder carrying phase-encoded information
GB08425496A GB2165423B (en) 1984-10-09 1984-10-09 An interrogator-transponder system
DE19843438052 DE3438052A1 (en) 1984-10-09 1984-10-17 SYSTEM FOR INQUIRING A PASSIVE, PHASE-CODED INFORMATION WITH TRANSPONDER
JP59225648A JPS61104279A (en) 1984-10-09 1984-10-26 Questioning system to passive transponder carried of phase-encoded information

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB08425496A GB2165423B (en) 1984-10-09 1984-10-09 An interrogator-transponder system
DE19843438052 DE3438052A1 (en) 1984-10-09 1984-10-17 SYSTEM FOR INQUIRING A PASSIVE, PHASE-CODED INFORMATION WITH TRANSPONDER

Publications (3)

Publication Number Publication Date
GB8425496D0 true GB8425496D0 (en) 1984-11-14
GB2165423A GB2165423A (en) 1986-04-09
GB2165423B GB2165423B (en) 1988-07-20

Family

ID=25825726

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08425496A Expired GB2165423B (en) 1984-10-09 1984-10-09 An interrogator-transponder system

Country Status (5)

Country Link
JP (1) JPS61104279A (en)
AU (1) AU564509B2 (en)
DE (1) DE3438052A1 (en)
GB (1) GB2165423B (en)
ZA (1) ZA847912B (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8408538D0 (en) * 1984-04-03 1984-05-16 Senelco Ltd Transmitter-responder systems
US4739328A (en) * 1986-07-14 1988-04-19 Amtech Corporation System for identifying particular objects
GB2197107B (en) * 1986-11-03 1990-12-12 Mars Inc Data-storing devices
US4899158A (en) * 1987-09-26 1990-02-06 Matsushita Electric Works, Ltd. Moving object discriminating system
RU2109402C1 (en) * 1987-10-27 1998-04-20 Энтон Найсен Пол Device for two-way communication between transmitter/receiver units
DE3810702A1 (en) * 1988-03-25 1989-10-12 Angewandte Digital Elektronik PHASE STABILIZED, COUPLED VIBRATION CIRCUIT
US5227803A (en) * 1992-07-22 1993-07-13 Hughes Aircraft Company Transponder location and tracking system and method
AT404201B (en) * 1993-11-11 1998-09-25 Siemens Ag Oesterreich DEVICE FOR ELECTROMAGNETICALLY TRANSMITTING DATA FROM A DATA CARRIER
AT401211B (en) * 1994-01-26 1996-07-25 Allflex Sa METHOD FOR READING DATA STORED IN TRANSPONDERS
US6107910A (en) 1996-11-29 2000-08-22 X-Cyte, Inc. Dual mode transmitter/receiver and decoder for RF transponder tags
US5986382A (en) 1997-08-18 1999-11-16 X-Cyte, Inc. Surface acoustic wave transponder configuration
US6060815A (en) 1997-08-18 2000-05-09 X-Cyte, Inc. Frequency mixing passive transponder
US6208062B1 (en) 1997-08-18 2001-03-27 X-Cyte, Inc. Surface acoustic wave transponder configuration
US6114971A (en) 1997-08-18 2000-09-05 X-Cyte, Inc. Frequency hopping spread spectrum passive acoustic wave identification device
DE50001701D1 (en) * 1999-01-21 2003-05-15 Enocean Gmbh ARRANGEMENT FOR GENERATING AN INFORMATION RESPONSE SIGNAL AND METHOD FOR REMOTELY REQUESTING SUCH AN ARRANGEMENT
DE19911369C2 (en) 1999-03-15 2003-04-03 Nanotron Ges Fuer Mikrotechnik Surface-wave converter device and identification system herewith
FR2813674B1 (en) 2000-09-06 2003-01-24 Siemens Automotive Sa ACCESS CONTROL CARD, PARTICULARLY FOR ACCESS TO A MOTOR VEHICLE
DE10329655A1 (en) 2003-07-01 2005-02-03 Infineon Technologies Ag Electronic component
DE102004043635A1 (en) * 2004-04-01 2005-10-20 Conti Temic Microelectronic Method and device for demodulation
SE0402571L (en) 2004-10-22 2005-09-27 Cpum RFID encoding
RU2522886C2 (en) * 2012-10-26 2014-07-20 Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" Multichannel reflecting delay line on surface acoustic waves
US9791550B2 (en) * 2014-07-23 2017-10-17 Honeywell International Inc. Frequency-Modulated-Continuous-Wave (FMCW) radar with timing synchronization

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3273146A (en) * 1964-08-07 1966-09-13 Gen Electric Object identifying apparatus
GB1292380A (en) * 1969-04-02 1972-10-11 Unisearch Ltd Electronic surveillance systems
US3706094A (en) * 1970-02-26 1972-12-12 Peter Harold Cole Electronic surveillance system
US3845420A (en) * 1973-03-02 1974-10-29 Raytheon Co Surface acoustic wave phase control device
US4058217A (en) * 1973-05-01 1977-11-15 Unisearch Limited Automatic article sorting system
GB1500289A (en) * 1974-06-03 1978-02-08 Rca Corp Homodyne communication system
US4096477A (en) * 1975-10-06 1978-06-20 Northwestern University Identification system using coded passive transponders
US4069472A (en) * 1975-12-25 1978-01-17 Tokyo Shibaura Electric Co., Ltd. Foreground subject-identifying apparatus
JPS53120295A (en) * 1977-03-30 1978-10-20 Toshiba Corp Subject discrimination device

Also Published As

Publication number Publication date
DE3438052C2 (en) 1988-12-22
JPS61104279A (en) 1986-05-22
DE3438052A1 (en) 1986-04-24
GB2165423A (en) 1986-04-09
AU3400384A (en) 1986-04-17
ZA847912B (en) 1985-04-10
JPH045354B2 (en) 1992-01-31
AU564509B2 (en) 1987-08-13
GB2165423B (en) 1988-07-20

Similar Documents

Publication Publication Date Title
GB2208058B (en) Transponder
GB2180123B (en) Transponder systems
GB8425496D0 (en) Interrogating passive transponder
GB8711943D0 (en) Identification tags
IL82577A (en) Transponder antenna
GB8520021D0 (en) Identification system
EP0177900A3 (en) Card identification system
GB8408656D0 (en) Animal identification
GB8925094D0 (en) Telemetry transponder
EP0308877A3 (en) Radar transponder
GB2156572B (en) Passive dosimeter
GB2187916B (en) Transponder system
GB8512273D0 (en) Passive receiver
GB8425059D0 (en) Identification technique
GB8812509D0 (en) Transponder
GB8502187D0 (en) Identification means
AU558130B2 (en) Interrogator/transponder
GB8529764D0 (en) Transponder & interrogator
GB8629170D0 (en) Transponder & interrogator
AU92434S (en) Identification tags
GB8629383D0 (en) Transponder
GB8529765D0 (en) Transponder
GB8627272D0 (en) Target interrogation
GB8629384D0 (en) Interrogator
GB8400397D0 (en) Identification cards

Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20041008