ZA847912B - System for interrogating a passive transponder carrying phase-encoded information - Google Patents

System for interrogating a passive transponder carrying phase-encoded information

Info

Publication number
ZA847912B
ZA847912B ZA847912A ZA847912A ZA847912B ZA 847912 B ZA847912 B ZA 847912B ZA 847912 A ZA847912 A ZA 847912A ZA 847912 A ZA847912 A ZA 847912A ZA 847912 B ZA847912 B ZA 847912B
Authority
ZA
South Africa
Prior art keywords
interrogating
encoded information
passive transponder
carrying phase
transponder carrying
Prior art date
Application number
ZA847912A
Inventor
Anton Nysen Paul
Skeie Halvor
Armstrong Donald
Original Assignee
X-Cyte, 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
Application filed by X-Cyte, Inc. filed Critical X-Cyte, Inc.
Publication of ZA847912B publication Critical patent/ZA847912B/en

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)
ZA847912A 1984-10-09 1984-10-09 System for interrogating a passive transponder carrying phase-encoded information ZA847912B (en)

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 (1)

Publication Number Publication Date
ZA847912B true ZA847912B (en) 1985-04-10

Family

ID=25825726

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA847912A ZA847912B (en) 1984-10-09 1984-10-09 System for interrogating a passive transponder carrying phase-encoded information

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
CA1300289C (en) * 1987-10-27 1992-05-05 Paul Anton Nysen Passive universal communicator
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
US6060815A (en) 1997-08-18 2000-05-09 X-Cyte, Inc. Frequency mixing passive transponder
US5986382A (en) 1997-08-18 1999-11-16 X-Cyte, Inc. Surface acoustic wave transponder configuration
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
EP1145037B1 (en) * 1999-01-21 2003-04-09 EnOcean GmbH Configuration for producing a response signal carrying a piece of information and method for the remote inquiry of such a configuration
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
SE526510C2 (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
GB8425496D0 (en) 1984-11-14
JPH045354B2 (en) 1992-01-31
GB2165423A (en) 1986-04-09
AU3400384A (en) 1986-04-17
DE3438052A1 (en) 1986-04-24
GB2165423B (en) 1988-07-20
JPS61104279A (en) 1986-05-22
DE3438052C2 (en) 1988-12-22
AU564509B2 (en) 1987-08-13

Similar Documents

Publication Publication Date Title
ZA847912B (en) System for interrogating a passive transponder carrying phase-encoded information
GB2190819B (en) Tags for identification system
GB2191368B (en) Item indentification tag for a rapid inventory data acquisition system
GB2180123B (en) Transponder systems
EP0177900A3 (en) Card identification system
GB8712421D0 (en) Ic card & identification system
DE69302011D1 (en) TRANSPONDER FOR A PROXIMITY IDENTIFICATION SYSTEM
IL82578A0 (en) Transponder useful in a system for identifying objects
EP0435137A3 (en) Information card system
GB2164825B (en) Coded transponder for indentification system
EP0187046A3 (en) Point-of-sales data system
AU568157B2 (en) Compensating for non-linear frequency variation in a system for interrogating a transponder
AU3432084A (en) A method and a transponder for measuring a distance and identification
HUT38029A (en) Label for identification
NZ209815A (en) Information interrogation system for transponder tag
EP0181164A3 (en) Information transport system
AU558130B2 (en) Interrogator/transponder
GB8522703D0 (en) Identification label
GB8504676D0 (en) Tamper-proof identification tag
JPS57211698A (en) Vehicle information reader
GB2092348B (en) A tag reader
JPS56123100A (en) Trouble information acquisition system
JPS57152098A (en) Contactless identifying information reader
GB8529764D0 (en) Transponder & interrogator
AU92434S (en) Identification tags