LU54467A1 - - Google Patents
Info
- Publication number
- LU54467A1 LU54467A1 LU54467DA LU54467A1 LU 54467 A1 LU54467 A1 LU 54467A1 LU 54467D A LU54467D A LU 54467DA LU 54467 A1 LU54467 A1 LU 54467A1
- Authority
- LU
- Luxembourg
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
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- 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)
- Mechanical Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1966S0104055 DE1279785B (en) | 1966-05-27 | 1966-05-27 | System for automatic wireless transmission of multi-digit information between mutually movable interrogation and response devices, in particular the numbers of railway vehicles to stationary interrogation devices |
| DES0106010 | 1966-09-22 | ||
| DE1967S0108927 DE1290611B (en) | 1966-05-27 | 1967-03-20 | System for automatic wireless transmission of multi-digit information between mutually movable interrogation and response devices, in particular the numbers of railway vehicles to stationary interrogation devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU54467A1 true LU54467A1 (en) | 1967-11-13 |
Family
ID=27212977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU54467D LU54467A1 (en) | 1966-05-27 | 1967-09-13 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE703347A (en) |
| DE (1) | DE1541582C3 (en) |
| FR (1) | FR93611E (en) |
| LU (1) | LU54467A1 (en) |
| NL (1) | NL6712043A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2033401A1 (en) * | 1969-02-26 | 1970-12-04 | Unisearch Ltd |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2821299A1 (en) * | 1978-05-16 | 1979-11-22 | Siemens Ag | DEVICE FOR IDENTIFICATION OF OBJECTS AND PERSONS |
| DE2833509A1 (en) * | 1978-07-31 | 1980-02-14 | Siemens Ag | Identifying and locating device for objects and persons - has mark on object interrogated and received signal is processed and evaluated |
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1966
- 1966-09-22 DE DE19661541582 patent/DE1541582C3/en not_active Expired
-
1967
- 1967-08-31 BE BE703347D patent/BE703347A/xx unknown
- 1967-09-01 NL NL6712043A patent/NL6712043A/xx unknown
- 1967-09-04 FR FR119848A patent/FR93611E/en not_active Expired
- 1967-09-13 LU LU54467D patent/LU54467A1/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2033401A1 (en) * | 1969-02-26 | 1970-12-04 | Unisearch Ltd |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1541582B2 (en) | 1973-09-06 |
| BE703347A (en) | 1968-01-15 |
| NL6712043A (en) | 1968-03-25 |
| DE1541582C3 (en) | 1974-04-11 |
| FR93611E (en) | 1969-04-25 |
| DE1541582A1 (en) | 1969-07-24 |