SE317703B - - Google Patents
Info
- Publication number
- SE317703B SE317703B SE2142/65A SE214265A SE317703B SE 317703 B SE317703 B SE 317703B SE 2142/65 A SE2142/65 A SE 2142/65A SE 214265 A SE214265 A SE 214265A SE 317703 B SE317703 B SE 317703B
- Authority
- SE
- Sweden
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
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Mechanical Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar Systems Or Details Thereof (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE2142/65A SE317703B (US08066781-20111129-C00013.png) | 1965-02-18 | 1965-02-18 | |
| GB6990/66A GB1068145A (en) | 1965-02-18 | 1966-02-17 | An identification equipment |
| US528598A US3353178A (en) | 1965-02-18 | 1966-02-18 | Identification equipment |
| DE19661491976 DE1491976A1 (de) | 1965-02-18 | 1966-02-18 | Identifizierungsanlage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE2142/65A SE317703B (US08066781-20111129-C00013.png) | 1965-02-18 | 1965-02-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE317703B true SE317703B (US08066781-20111129-C00013.png) | 1969-11-24 |
Family
ID=20259433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE2142/65A SE317703B (US08066781-20111129-C00013.png) | 1965-02-18 | 1965-02-18 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3353178A (US08066781-20111129-C00013.png) |
| DE (1) | DE1491976A1 (US08066781-20111129-C00013.png) |
| GB (1) | GB1068145A (US08066781-20111129-C00013.png) |
| SE (1) | SE317703B (US08066781-20111129-C00013.png) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE364677B (US08066781-20111129-C00013.png) * | 1970-05-05 | 1974-03-04 | Sfim | |
| DE2330580C3 (de) * | 1973-06-15 | 1979-08-30 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Einrichtung zum Abgleichen von Resonatoren eines Antwortgerätes für eine Mikrowellenübertragungsanlage für Eisenbahnfahrzeugen bzw. Streckenpunkten zugeordnete Information |
| US3886548A (en) * | 1973-10-12 | 1975-05-27 | Boeing Co | Responder for use in a passive identification system |
| US3878528A (en) * | 1973-10-12 | 1975-04-15 | Boeing Co | Passive identification system |
| US4023167A (en) * | 1975-06-16 | 1977-05-10 | Wahlstrom Sven E | Radio frequency detection system and method for passive resonance circuits |
| DE2531148C3 (de) * | 1975-07-11 | 1979-04-26 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Antwortgerät mit schaltbaren Leitungsresonatoren für ein periodisch frequenzveränderndes drahtloses Abfrage/Antwort-Informationsübertragungssystem, insbes. für Eisenbahn-Triebfahrzeuge |
| US4361202A (en) * | 1979-06-15 | 1982-11-30 | Michael Minovitch | Automated road transportation system |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3145380A (en) * | 1958-10-24 | 1964-08-18 | Gen Precision Inc | Signalling system |
| US3172106A (en) * | 1960-12-22 | 1965-03-02 | Gen Precision Inc | Semi-passive beacon |
| US3270338A (en) * | 1961-03-24 | 1966-08-30 | Gen Electric | Identification system |
| US3182314A (en) * | 1962-06-04 | 1965-05-04 | Gen Precision Inc | Direction sensing for interrogator responder signalling systems |
| US3169242A (en) * | 1963-03-19 | 1965-02-09 | Gen Electric | Identification interrogating system |
| US3247510A (en) * | 1963-10-04 | 1966-04-19 | American Brake Shoe Co | Microwave identification of railroad cars |
| US3210759A (en) * | 1963-10-04 | 1965-10-05 | Gen Electric | Identification interrogation system |
| US3273146A (en) * | 1964-08-07 | 1966-09-13 | Gen Electric | Object identifying apparatus |
-
1965
- 1965-02-18 SE SE2142/65A patent/SE317703B/xx unknown
-
1966
- 1966-02-17 GB GB6990/66A patent/GB1068145A/en not_active Expired
- 1966-02-18 DE DE19661491976 patent/DE1491976A1/de active Pending
- 1966-02-18 US US528598A patent/US3353178A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB1068145A (en) | 1967-05-10 |
| DE1491976A1 (de) | 1969-10-02 |
| US3353178A (en) | 1967-11-14 |
