NO137253C - Anordning for automatisk overf¦ring av informasjon - Google Patents

Anordning for automatisk overf¦ring av informasjon

Info

Publication number
NO137253C
NO137253C NO101873A NO101873A NO137253C NO 137253 C NO137253 C NO 137253C NO 101873 A NO101873 A NO 101873A NO 101873 A NO101873 A NO 101873A NO 137253 C NO137253 C NO 137253C
Authority
NO
Norway
Prior art keywords
information
automatic transmission
automatic
transmission
Prior art date
Application number
NO101873A
Other languages
English (en)
Norwegian (no)
Other versions
NO137253B (no
Inventor
Bernt Ingvar Haegerloef
Stig Lennart Thylander
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of NO137253B publication Critical patent/NO137253B/no
Publication of NO137253C publication Critical patent/NO137253C/no

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
    • H04Q9/08—Calling by using continuous AC
    • H04Q9/12—Calling by using continuous AC using combinations of frequencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Traffic Control Systems (AREA)
  • Selective Calling Equipment (AREA)
  • Near-Field Transmission Systems (AREA)
NO101873A 1972-03-15 1973-03-14 Anordning for automatisk overf¦ring av informasjon NO137253C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE327972A SE388101B (sv) 1972-03-15 1972-03-15 Anordning for automatisk overforing av information omfattande en informationssokare och en informationsgivare i vilken en informationssoksignal ger upphov till en fran denna utsend informationsberande signal

Publications (2)

Publication Number Publication Date
NO137253B NO137253B (no) 1977-10-17
NO137253C true NO137253C (no) 1978-02-01

Family

ID=20261770

Family Applications (1)

Application Number Title Priority Date Filing Date
NO101873A NO137253C (no) 1972-03-15 1973-03-14 Anordning for automatisk overf¦ring av informasjon

Country Status (7)

Country Link
DE (1) DE2311948A1 (enrdf_load_stackoverflow)
DK (1) DK134730B (enrdf_load_stackoverflow)
FR (1) FR2176067A1 (enrdf_load_stackoverflow)
GB (1) GB1431303A (enrdf_load_stackoverflow)
NL (1) NL7303279A (enrdf_load_stackoverflow)
NO (1) NO137253C (enrdf_load_stackoverflow)
SE (1) SE388101B (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4242661A (en) * 1975-03-27 1980-12-30 Stifelsen Institutet for Mikrovagsteknik Vid Tekniska Hogskolan i Stockholm Device for registration of objects
JPS53120295A (en) * 1977-03-30 1978-10-20 Toshiba Corp Subject discrimination device

Also Published As

Publication number Publication date
DE2311948A1 (de) 1973-09-20
DK134730C (enrdf_load_stackoverflow) 1977-05-31
NL7303279A (enrdf_load_stackoverflow) 1973-09-18
FR2176067A1 (enrdf_load_stackoverflow) 1973-10-26
SE388101B (sv) 1976-09-20
NO137253B (no) 1977-10-17
GB1431303A (en) 1976-04-07
DK134730B (da) 1977-01-03

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