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
Application number
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.)
Publication of NL276534A publication Critical patent/NL276534A/xx

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
    • 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
    • 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)
NL276534D 1961-05-16 NL276534A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1684561 1961-05-16

Publications (1)

Publication Number Publication Date
NL276534A true NL276534A (es)

Family

ID=11927528

Family Applications (2)

Application Number Title Priority Date Filing Date
NL134603D NL134603C (es) 1961-05-16
NL276534D NL276534A (es) 1961-05-16

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL134603D NL134603C (es) 1961-05-16

Country Status (4)

Country Link
US (1) US3281591A (es)
DE (1) DE1292205B (es)
GB (1) GB962360A (es)
NL (2) NL276534A (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
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 (es) * 1969-04-01 1974-03-14
US3713052A (en) * 1969-12-25 1973-01-23 Sumitomo Electric Industries Leaky waveguide line
FR2123120B1 (es) * 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
ES2039412T3 (es) * 1986-12-12 1993-10-01 Gec Alsthom Sa Dispositivo de transmision de informaciones y/o de instrucciones con banda ancha deslizante entre un elemento movil y una estacion de control.
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
CN102742079B (zh) 2010-02-09 2016-04-06 瑞典爱立信有限公司 天线设备
EP2587586B1 (en) * 2011-10-26 2017-01-04 Alcatel Lucent Distributed antenna system and method of manufacturing a distributed antenna system

Family Cites Families (15)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DE1292205B (de) 1969-04-10
NL134603C (es)
US3281591A (en) 1966-10-25
GB962360A (en) 1964-07-01

Similar Documents

Publication Publication Date Title
AT224007B (es)
BE600841A (es)
BE583834A (es)
NL134603C (es)
BE164003A (es)
BE396226A (es)
BE458606A (es)
BE464928A (es)
BE469342A (es)
BE472265A (es)
BE600768A (es)
BE475425A (es)
BE475477A (es)
BE476407A (es)
BE478349A (es)
BE482264A (es)
BE493336A (es)
BE567723A (es)
BE568568A (es)
BE663851A (es)
BE648570A (es)
BE638249A (es)
BE626450A (es)
BE624580A (es)
BE624440A (es)