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FR2624677B1 - TWO-WAY HERTZIAN LINK SYSTEM - Google Patents

TWO-WAY HERTZIAN LINK SYSTEM

Info

Publication number
FR2624677B1
FR2624677B1 FR8717219A FR8717219A FR2624677B1 FR 2624677 B1 FR2624677 B1 FR 2624677B1 FR 8717219 A FR8717219 A FR 8717219A FR 8717219 A FR8717219 A FR 8717219A FR 2624677 B1 FR2624677 B1 FR 2624677B1
Authority
FR
France
Prior art keywords
way
link system
hertzian
hertzian link
way hertzian
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.)
Expired - Lifetime
Application number
FR8717219A
Other languages
French (fr)
Other versions
FR2624677A1 (en
Inventor
Preti Jean-Claude
Leger Richard
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.)
FABRICATION INSTRUMENTS MESURE
Original Assignee
FABRICATION INSTRUMENTS MESURE
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 FABRICATION INSTRUMENTS MESURE filed Critical FABRICATION INSTRUMENTS MESURE
Priority to FR8717219A priority Critical patent/FR2624677B1/en
Publication of FR2624677A1 publication Critical patent/FR2624677A1/en
Priority to FR8914048A priority patent/FR2653955A2/en
Application granted granted Critical
Publication of FR2624677B1 publication Critical patent/FR2624677B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07BTICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
    • G07B15/00Arrangements or apparatus for collecting fares, tolls or entrance fees at one or more control points
    • G07B15/06Arrangements for road pricing or congestion charging of vehicles or vehicle users, e.g. automatic toll systems
    • G07B15/063Arrangements for road pricing or congestion charging of vehicles or vehicle users, e.g. automatic toll systems using wireless information transmission between the vehicle and a fixed station
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S13/00Systems 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
    • G01S13/74Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/82Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted
    • G01S13/825Systems 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
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/077Constructional details, e.g. mounting of circuits in the carrier
    • G06K19/07749Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
    • G06K19/07773Antenna details
    • G06K19/07786Antenna details the antenna being of the HF type, such as a dipole
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10009Methods 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
    • G06K7/10316Methods 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 using at least one antenna particularly designed for interrogating the wireless record carriers
    • G06K7/10346Methods 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 using at least one antenna particularly designed for interrogating the wireless record carriers the antenna being of the far field type, e.g. HF types or dipoles
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME 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
    • G07C9/00Individual registration on entry or exit
    • G07C9/20Individual registration on entry or exit involving the use of a pass
    • G07C9/28Individual registration on entry or exit involving the use of a pass the pass enabling tracking or indicating presence

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Business, Economics & Management (AREA)
  • Finance (AREA)
  • Near-Field Transmission Systems (AREA)
FR8717219A 1987-12-10 1987-12-10 TWO-WAY HERTZIAN LINK SYSTEM Expired - Lifetime FR2624677B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR8717219A FR2624677B1 (en) 1987-12-10 1987-12-10 TWO-WAY HERTZIAN LINK SYSTEM
FR8914048A FR2653955A2 (en) 1987-12-10 1989-10-26 Alternate bi-directional (half-duplex) radio link system with sub-carrier modulation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8717219A FR2624677B1 (en) 1987-12-10 1987-12-10 TWO-WAY HERTZIAN LINK SYSTEM

Publications (2)

Publication Number Publication Date
FR2624677A1 FR2624677A1 (en) 1989-06-16
FR2624677B1 true FR2624677B1 (en) 1994-04-01

Family

ID=9357725

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8717219A Expired - Lifetime FR2624677B1 (en) 1987-12-10 1987-12-10 TWO-WAY HERTZIAN LINK SYSTEM

Country Status (1)

Country Link
FR (1) FR2624677B1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2650905B1 (en) * 1989-08-08 1994-08-26 Guena Jean RADIO SYSTEM FOR TRANSMITTING DATA TO A LOW COST PASSIVE END
JPH03113387A (en) * 1989-09-27 1991-05-14 Nippon Soken Inc Transponder for moving body identifying device
EP0425382A1 (en) * 1989-10-26 1991-05-02 Societe De Fabrication D'instruments De Mesure (S.F.I.M.) Alternated bi-directional radio link system using a modulated subcarrier
JPH03147085A (en) * 1989-11-01 1991-06-24 Toshiba Corp Portable information recording medium and information processor
FR2660438B1 (en) * 1990-03-27 1992-08-07 Thomson Composants Microondes ACTIVE TWO-WAY TRANSMISSION ANTENNA.
FR2663145B1 (en) * 1990-06-06 1994-05-13 Fontaine Sa REMOTE IDENTIFICATION "HANDSFREE" DEVICE.
FR2669475B1 (en) * 1990-11-16 1993-01-22 Thomson Composants Microondes MODEM FOR MICROWAVE BADGE WITH REFLECTION AMPLIFIER.
IT1244988B (en) * 1991-01-10 1994-09-13 Green Bit S N C Di Bargero Pao INTELLIGENT CARD FOR TRANSCEIVING INFORMATION, AND ITS USE IN A SYSTEM OF MANAGEMENT OF MULTI-PURPOSE STRUCTURES
US5550358A (en) * 1991-01-31 1996-08-27 Tait; Robert A. R. Non-contacting transaction system
DE4107803A1 (en) * 1991-03-11 1992-09-17 Ant Nachrichtentech ARRANGEMENT FOR LOCALIZING OBJECTS AND EXCHANGING DATA WITH THESE OBJECTS
US5552790A (en) * 1992-01-23 1996-09-03 Saab-Scania Combitech Aktiebolag Device for wireless transfer of information
DE4307214A1 (en) * 1993-03-08 1994-09-15 Sel Alcatel Ag Road toll charging system
AT400775B (en) * 1993-05-03 1996-03-25 Skidata Gmbh SINGLE DEVICE ON A PASSAGE
FR2706056B1 (en) * 1993-06-04 1995-08-11 Decaux Jean Claude Payment system for transport network.
ATE190404T1 (en) * 1993-08-23 2000-03-15 Siemens Schweiz Ag METHOD AND CIRCUIT ARRANGEMENTS FOR DATA TRANSMISSION BETWEEN AN INQUIRY STATION AND A RESPONSIVE STATION
FR2726385B1 (en) * 1994-10-28 1997-01-03 Hello MICROCIRCUIT CARD ACCESS CONTROL SYSTEM, PARTICULARLY FOR MANAGING ACCESS TO URBAN AREAS WITH LIMITED MOTOR VEHICLE CIRCULATION
DE19831767C2 (en) 1998-07-15 2002-03-28 Skidata Ag Passage control device for contactless data carriers

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001822A (en) * 1974-05-28 1977-01-04 Rca Corporation Electronic license plate for motor vehicles
GB1500289A (en) * 1974-06-03 1978-02-08 Rca Corp Homodyne communication system
DE3050223A1 (en) * 1980-02-29 1982-06-03 E Shapiro METHOD OF TRANSMISSION OF COMMUNICATIONS FROM A TRANSPONDER TO AN INTERROGATOR AND SECONDARY RADAR SYSTEM FOR ITS IMPLEMENTATION
EP0170716B1 (en) * 1984-08-08 1990-10-24 Kabushiki Kaisha Toshiba Information medium

Also Published As

Publication number Publication date
FR2624677A1 (en) 1989-06-16

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Legal Events

Date Code Title Description
TP Transmission of property