DE2739660C2 - - Google Patents

Info

Publication number
DE2739660C2
DE2739660C2 DE2739660A DE2739660A DE2739660C2 DE 2739660 C2 DE2739660 C2 DE 2739660C2 DE 2739660 A DE2739660 A DE 2739660A DE 2739660 A DE2739660 A DE 2739660A DE 2739660 C2 DE2739660 C2 DE 2739660C2
Authority
DE
Germany
Prior art keywords
signal
memory
antenna
coded
registration
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
Application number
DE2739660A
Other languages
German (de)
English (en)
Other versions
DE2739660A1 (de
Inventor
Bengt Stockholm Se Henoch
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.)
STIFTELSEN INSTITUTET FOER MIKROVAAGSTEKNIK VID TEKNISKA HOEGSKOLAN I STOCKHOLM STOCKHOLM SE
Original Assignee
STIFTELSEN INSTITUTET FOER MIKROVAAGSTEKNIK VID TEKNISKA HOEGSKOLAN I STOCKHOLM STOCKHOLM SE
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 claimed from SE7503620A external-priority patent/SE389414C/xx
Priority claimed from SE7600204A external-priority patent/SE399328B/xx
Priority claimed from SE7609732A external-priority patent/SE417026C/xx
Application filed by STIFTELSEN INSTITUTET FOER MIKROVAAGSTEKNIK VID TEKNISKA HOEGSKOLAN I STOCKHOLM STOCKHOLM SE filed Critical STIFTELSEN INSTITUTET FOER MIKROVAAGSTEKNIK VID TEKNISKA HOEGSKOLAN I STOCKHOLM STOCKHOLM SE
Publication of DE2739660A1 publication Critical patent/DE2739660A1/de
Application granted granted Critical
Publication of DE2739660C2 publication Critical patent/DE2739660C2/de
Granted 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
    • G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • G01S13/765—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted with exchange of information between interrogator and responder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
    • B61L25/02—Indicating or recording positions or identities of vehicles or trains
    • B61L25/04—Indicating or recording train identities
    • B61L25/045—Indicating or recording train identities using reradiating tags
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mechanical Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Recording Measured Values (AREA)
  • Near-Field Transmission Systems (AREA)
DE19772739660 1975-03-27 1977-09-02 Einrichtung zum registrieren von objekten Granted DE2739660A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE7503620A SE389414C (sv) 1975-03-27 1975-03-27 Anordning for registrering av en forsta typ av foremal, som ror sig relativt en andra typ av foremal
SE7600204A SE399328B (sv) 1976-01-12 1976-01-12 Anordning for registrering av en forsta typ av foremal, som ror sig relativt en andra typ av foremal
SE7609732A SE417026C (sv) 1976-09-02 1976-09-02 Anordning for registrering av en forsta typ av foremal, som ror sig relativt en andra typ av foremal

Publications (2)

Publication Number Publication Date
DE2739660A1 DE2739660A1 (de) 1978-03-09
DE2739660C2 true DE2739660C2 (fr) 1987-08-27

Family

ID=27355106

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772739660 Granted DE2739660A1 (de) 1975-03-27 1977-09-02 Einrichtung zum registrieren von objekten

Country Status (3)

Country Link
DE (1) DE2739660A1 (fr)
FR (1) FR2363946B2 (fr)
GB (1) GB1555606A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2919753A1 (de) * 1979-05-16 1980-11-27 Bbc Brown Boveri & Cie Einrichtung zur automatischen identifizierung von objekten und/oder lebewesen
ZA813317B (en) * 1980-05-19 1982-05-26 Tag Radionics Ltd Coded information arrangement
US4514731A (en) * 1981-07-14 1985-04-30 Falck John B Coded information arrangement
NL8203092A (nl) * 1982-08-03 1984-03-01 Nedap Nv Uitwendig programmeerbare responder.
EP0111753A3 (fr) * 1982-11-18 1986-12-30 Götting KG Dispositif d'identification d'un objet
ES8607594A1 (es) * 1983-12-06 1986-05-16 Mars Inc Un dispositivo de comunicacion con una ficha de almacenamiento de datos
FR2566349A1 (fr) * 1984-06-20 1985-12-27 Electronique Controle Mesure Dispositif statique d'identification dynamique de vehicule passant sur une chaussee
CA1316584C (fr) * 1985-09-27 1993-04-20 Phani K. Raj Electronique d'identification a distance d'un produit chimique embarque
NL8601021A (nl) * 1986-04-22 1987-11-16 Nedap Nv Programmeerbare responder.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE346388B (sv) * 1970-10-15 1972-07-03 Stiftelsen Inst Mikrovags Anordning foer registrering av foeremal

Also Published As

Publication number Publication date
FR2363946B2 (fr) 1986-12-05
DE2739660A1 (de) 1978-03-09
GB1555606A (en) 1979-11-14
FR2363946A2 (fr) 1978-03-31

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8162 Independent application
D2 Grant after examination
8364 No opposition during term of opposition