IT938792B - ANSWER DEVICE FOR A SYSTEM FOR WIRELESS AUTOMATIC TRANSMISSION OF MULTIPLE ELEMENTS INFORMATION - Google Patents

ANSWER DEVICE FOR A SYSTEM FOR WIRELESS AUTOMATIC TRANSMISSION OF MULTIPLE ELEMENTS INFORMATION

Info

Publication number
IT938792B
IT938792B IT2891071A IT2891071A IT938792B IT 938792 B IT938792 B IT 938792B IT 2891071 A IT2891071 A IT 2891071A IT 2891071 A IT2891071 A IT 2891071A IT 938792 B IT938792 B IT 938792B
Authority
IT
Italy
Prior art keywords
automatic transmission
multiple elements
answer device
wireless automatic
elements information
Prior art date
Application number
IT2891071A
Other languages
Italian (it)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT938792B publication Critical patent/IT938792B/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
    • G01S13/753—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 frequency selective elements, e.g. resonator
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Waveguide Aerials (AREA)
IT2891071A 1970-09-24 1971-09-22 ANSWER DEVICE FOR A SYSTEM FOR WIRELESS AUTOMATIC TRANSMISSION OF MULTIPLE ELEMENTS INFORMATION IT938792B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702047153 DE2047153C3 (en) 1970-09-24 1970-09-24 Response device for a device for automatic wireless transmission of multi-digit information, in particular the numbers of railway vehicles

Publications (1)

Publication Number Publication Date
IT938792B true IT938792B (en) 1973-02-10

Family

ID=5783335

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2891071A IT938792B (en) 1970-09-24 1971-09-22 ANSWER DEVICE FOR A SYSTEM FOR WIRELESS AUTOMATIC TRANSMISSION OF MULTIPLE ELEMENTS INFORMATION

Country Status (8)

Country Link
BE (1) BE772633A (en)
DE (1) DE2047153C3 (en)
FR (1) FR2107931B1 (en)
GB (1) GB1332574A (en)
IT (1) IT938792B (en)
LU (1) LU63941A1 (en)
NL (1) NL7113031A (en)
SE (1) SE362839B (en)

Also Published As

Publication number Publication date
FR2107931B1 (en) 1975-07-18
SE362839B (en) 1973-12-27
NL7113031A (en) 1972-03-28
FR2107931A1 (en) 1972-05-12
LU63941A1 (en) 1972-03-01
DE2047153A1 (en) 1972-05-25
BE772633A (en) 1972-01-17
DE2047153C3 (en) 1975-07-31
GB1332574A (en) 1973-10-03
DE2047153B2 (en) 1974-12-19

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