SE380220B - INFORMATION TRANSMISSION SYSTEM FOR WIRELESS TRANSMISSION WITH A QUESTION STATION AND AN ANSWER - Google Patents

INFORMATION TRANSMISSION SYSTEM FOR WIRELESS TRANSMISSION WITH A QUESTION STATION AND AN ANSWER

Info

Publication number
SE380220B
SE380220B SE7315348A SE7315348A SE380220B SE 380220 B SE380220 B SE 380220B SE 7315348 A SE7315348 A SE 7315348A SE 7315348 A SE7315348 A SE 7315348A SE 380220 B SE380220 B SE 380220B
Authority
SE
Sweden
Prior art keywords
answer
transmission system
information transmission
wireless transmission
question
Prior art date
Application number
SE7315348A
Other languages
Swedish (sv)
Other versions
SE7315348L (en
Inventor
K O I Olsson
Original Assignee
K O I Olsson
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 K O I Olsson filed Critical K O I Olsson
Priority to SE7315348A priority Critical patent/SE380220B/en
Priority to NO743872A priority patent/NO743872L/no
Priority to DK587674A priority patent/DK587674A/da
Priority to DE19742453647 priority patent/DE2453647A1/en
Priority to CA213,537A priority patent/CA1037124A/en
Priority to FR7437382A priority patent/FR2251135A1/en
Publication of SE7315348L publication Critical patent/SE7315348L/xx
Publication of SE380220B publication Critical patent/SE380220B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
    • B61L3/02—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
    • B61L3/08—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically
    • B61L3/12—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves
    • B61L3/125—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves using short-range radio transmission
    • 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
    • G01S13/75—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
    • G01S13/758—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 a signal generator powered by the interrogation signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
SE7315348A 1973-11-13 1973-11-13 INFORMATION TRANSMISSION SYSTEM FOR WIRELESS TRANSMISSION WITH A QUESTION STATION AND AN ANSWER SE380220B (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE7315348A SE380220B (en) 1973-11-13 1973-11-13 INFORMATION TRANSMISSION SYSTEM FOR WIRELESS TRANSMISSION WITH A QUESTION STATION AND AN ANSWER
NO743872A NO743872L (en) 1973-11-13 1974-10-28
DK587674A DK587674A (en) 1973-11-13 1974-11-12
DE19742453647 DE2453647A1 (en) 1973-11-13 1974-11-12 INFORMATION TRANSFER SYSTEM FOR WIRELESS TRANSMISSION
CA213,537A CA1037124A (en) 1973-11-13 1974-11-12 Information transmission system using a high frequency signal and its d.c. component and a harmonic
FR7437382A FR2251135A1 (en) 1973-11-13 1974-11-13 Radio signal transmission system - has an interrogation station delivering an H.F. interrogation signal and an answering station

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7315348A SE380220B (en) 1973-11-13 1973-11-13 INFORMATION TRANSMISSION SYSTEM FOR WIRELESS TRANSMISSION WITH A QUESTION STATION AND AN ANSWER

Publications (2)

Publication Number Publication Date
SE7315348L SE7315348L (en) 1975-05-14
SE380220B true SE380220B (en) 1975-11-03

Family

ID=20319090

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7315348A SE380220B (en) 1973-11-13 1973-11-13 INFORMATION TRANSMISSION SYSTEM FOR WIRELESS TRANSMISSION WITH A QUESTION STATION AND AN ANSWER

Country Status (6)

Country Link
CA (1) CA1037124A (en)
DE (1) DE2453647A1 (en)
DK (1) DK587674A (en)
FR (1) FR2251135A1 (en)
NO (1) NO743872L (en)
SE (1) SE380220B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991018452A1 (en) * 1990-05-14 1991-11-28 Bengt Henoch A method of storing data relating to the life of a complicated product

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3009179A1 (en) * 1980-03-11 1981-09-24 Brown, Boveri & Cie Ag, 6800 Mannheim METHOD AND DEVICE FOR GENERATING THE REPLY SIGNAL OF A DEVICE FOR AUTOMATICALLY IDENTIFYING OBJECTS AND / OR LIVING BEINGS
ZA829121B (en) * 1981-12-18 1983-09-28 Senelco Ltd Transmitter/responder systems
GB2112607B (en) * 1981-12-18 1986-01-02 Senelco Ltd Transmitter/responder systems
DE3242978A1 (en) * 1982-11-20 1984-05-24 Diehl GmbH & Co, 8500 Nürnberg Remote-control device, especially for controlling the comfort influences in the seating region in the cabins of high-capacity commercial aircraft
DE3307579A1 (en) * 1983-03-03 1984-11-29 Jürgen Dipl.-Ing. 8017 Ebersberg Machate DEVICE FOR CONTACTLY INQUIRING A RELATED DATA CARRIER
US4656463A (en) * 1983-04-21 1987-04-07 Intelli-Tech Corporation LIMIS systems, devices and methods

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991018452A1 (en) * 1990-05-14 1991-11-28 Bengt Henoch A method of storing data relating to the life of a complicated product
US5379042A (en) * 1990-05-14 1995-01-03 Henoch; Bengt Method of storing data relating to the life of a complicated product

Also Published As

Publication number Publication date
CA1037124A (en) 1978-08-22
DK587674A (en) 1975-07-07
SE7315348L (en) 1975-05-14
DE2453647A1 (en) 1975-05-15
FR2251135A1 (en) 1975-06-06
FR2251135B1 (en) 1979-05-25
NO743872L (en) 1975-06-09

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