NL276534A - - Google Patents
Info
- Publication number
- NL276534A NL276534A NL276534DA NL276534A NL 276534 A NL276534 A NL 276534A NL 276534D A NL276534D A NL 276534DA NL 276534 A NL276534 A NL 276534A
- Authority
- NL
- Netherlands
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
- B61L3/16—Continuous control along the route
- B61L3/22—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation
- B61L3/225—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation using separate conductors along the route
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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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/20—Non-resonant leaky-waveguide or transmission-line antennas; Equivalent structures causing radiation along the transmission path of a guided wave
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
- H04B5/28—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium using the near field of leaky cables, e.g. of leaky coaxial cables
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Waveguide Aerials (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1684561 | 1961-05-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL276534A true NL276534A (de) |
Family
ID=11927528
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL134603D NL134603C (de) | 1961-05-16 | ||
NL276534D NL276534A (de) | 1961-05-16 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL134603D NL134603C (de) | 1961-05-16 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3281591A (de) |
DE (1) | DE1292205B (de) |
GB (1) | GB962360A (de) |
NL (2) | NL276534A (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3648172A (en) * | 1968-10-02 | 1972-03-07 | Sumitomo Electric Industries | Circular leaky waveguide train communication system |
JPS4911004B1 (de) * | 1969-04-01 | 1974-03-14 | ||
US3713052A (en) * | 1969-12-25 | 1973-01-23 | Sumitomo Electric Industries | Leaky waveguide line |
FR2123120B1 (de) * | 1971-01-13 | 1976-09-03 | Sumitomo Electric Industries | |
DE2812523A1 (de) * | 1978-03-22 | 1979-09-27 | Kabel Metallwerke Ghh | Abstrahlendes koaxiales hochfrequenz-kabel |
AT376341B (de) * | 1981-11-06 | 1984-11-12 | Siemens Ag Oesterreich | Breitband-tunnelfunkanlage |
DE3784678T2 (de) * | 1986-12-12 | 1993-06-17 | Alsthom Gec | Nachrichten- und/oder befehlsuebertragungsvorrichtung mit breitbandigem durchlassband zwischen einem mobil-element und einer ueberwachungsstelle. |
FR2623460B1 (fr) * | 1987-11-20 | 1990-11-16 | Alsthom | Balise d'identification lors du passage d'un mobile en un point donne |
FR2675761B1 (fr) * | 1991-04-24 | 1995-05-19 | Sncf | Systeme de transmission d'informations entre le sol et des mobiles notamment dans les communications sol-trains. |
FR2680876B1 (fr) * | 1991-08-30 | 1993-11-19 | Gec Alsthom Sa | Systeme de localisation par ondes electromagnetiques hyperfrequences. |
CA2239642C (en) * | 1997-06-26 | 2001-05-29 | Geza Dienes | Antenna for radiating cable-to-vehicle communication systems |
FR2916908B1 (fr) * | 2007-05-31 | 2011-09-30 | Alstom Transport Sa | Antenne a guide d'ondes embarquee sur un vehicule ferroviaire |
US8890758B2 (en) | 2010-02-09 | 2014-11-18 | Telefonaktiebolaget L M Ericsson | Antenna arrangement |
EP2587586B1 (de) * | 2011-10-26 | 2017-01-04 | Alcatel Lucent | Verteiltes Antennensystem und Verfahren zur Herstellung eines verteilten Antennensystems |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2641688A (en) * | 1946-01-16 | 1953-06-09 | Standard Telephones Cables Ltd | Radio echo pulse system for vehicles following a fixed route |
US2636113A (en) * | 1946-03-09 | 1953-04-21 | Standard Telephones Cables Ltd | Fixed route vehicular location and communicating system |
US2624003A (en) * | 1948-01-07 | 1952-12-30 | Rca Corp | Dielectric rod antenna |
US2702342A (en) * | 1948-11-20 | 1955-02-15 | Rca Corp | Traffic control by radar |
US2618744A (en) * | 1949-04-30 | 1952-11-18 | Rca Corp | Frequency modulation radar systems with directional couplers or the like |
US2580155A (en) * | 1949-06-04 | 1951-12-25 | Westinghouse Air Brake Co | Proximity detector employing microwaves |
US2765401A (en) * | 1950-11-13 | 1956-10-02 | Raytheon Mfg Co | Signal-wave transfer devices |
DE1709950U (de) * | 1954-01-11 | 1955-11-03 | Funke Huster Elektrizitaets | Streckenfernsprechanlage. |
DE963244C (de) * | 1954-02-20 | 1957-05-02 | Telefunken Gmbh | Anordnung zur Nachrichtenuebertragung zu einer ortsbeweglichen Station |
US2993205A (en) * | 1955-08-19 | 1961-07-18 | Litton Ind Of Maryland Inc | Surface wave antenna array with radiators for coupling surface wave to free space wave |
US2961658A (en) * | 1956-12-11 | 1960-11-22 | Edward G Spencer | Microwave energy radiators |
US2921979A (en) * | 1957-08-06 | 1960-01-19 | Hafner Theodore | Microwave transmission and receiving systems |
FR1217140A (fr) * | 1958-12-01 | 1960-05-02 | Csf | Perfectionnements aux aériens rayonnant plusieurs faisceaux |
US3032762A (en) * | 1959-01-02 | 1962-05-01 | John L Kerr | Circularly arrayed slot antenna |
DE1092064B (de) * | 1959-04-30 | 1960-11-03 | Philips Patentverwaltung | Anordnung zur induktiven Nachrichtenuebermittlung |
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0
- NL NL134603D patent/NL134603C/xx active
- NL NL276534D patent/NL276534A/xx unknown
-
1962
- 1962-03-07 US US178077A patent/US3281591A/en not_active Expired - Lifetime
- 1962-05-15 DE DET22124A patent/DE1292205B/de active Pending
- 1962-05-16 GB GB18832/62A patent/GB962360A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3281591A (en) | 1966-10-25 |
DE1292205B (de) | 1969-04-10 |
GB962360A (en) | 1964-07-01 |
NL134603C (de) |