DE1466099A1 - Selektives Antennensystem - Google Patents

Selektives Antennensystem

Info

Publication number
DE1466099A1
DE1466099A1 DE19651466099 DE1466099A DE1466099A1 DE 1466099 A1 DE1466099 A1 DE 1466099A1 DE 19651466099 DE19651466099 DE 19651466099 DE 1466099 A DE1466099 A DE 1466099A DE 1466099 A1 DE1466099 A1 DE 1466099A1
Authority
DE
Germany
Prior art keywords
antenna system
selective antenna
pigur
loops
selective
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
DE19651466099
Other languages
German (de)
English (en)
Inventor
Davis Richard Kent
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of DE1466099A1 publication Critical patent/DE1466099A1/de
Pending legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B61L3/121—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 magnetic induction
    • 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

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)
  • Near-Field Transmission Systems (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Details Of Aerials (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
DE19651466099 1964-07-29 1965-07-28 Selektives Antennensystem Pending DE1466099A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US38588164A 1964-07-29 1964-07-29

Publications (1)

Publication Number Publication Date
DE1466099A1 true DE1466099A1 (de) 1970-04-16

Family

ID=49883567

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19651466099 Pending DE1466099A1 (de) 1964-07-29 1965-07-28 Selektives Antennensystem
DE1965G0032828 Expired DE1927660U (de) 1964-07-29 1965-07-28 Vorrichtung zur identifizierung von beweglichen objekten, insbesondere schienenfahrzeugen.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE1965G0032828 Expired DE1927660U (de) 1964-07-29 1965-07-28 Vorrichtung zur identifizierung von beweglichen objekten, insbesondere schienenfahrzeugen.

Country Status (3)

Country Link
JP (1) JPS4217509Y1 (enrdf_load_stackoverflow)
DE (2) DE1466099A1 (enrdf_load_stackoverflow)
GB (1) GB1091437A (enrdf_load_stackoverflow)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4894106A (enrdf_load_stackoverflow) * 1972-03-17 1973-12-04
JPS4959419U (enrdf_load_stackoverflow) * 1972-09-01 1974-05-25
JPS574551B2 (enrdf_load_stackoverflow) * 1973-06-01 1982-01-26
GB2133660B (en) * 1982-11-09 1986-07-30 Tag Radionics Ltd Transponder detection systems
JPS6082876A (ja) * 1983-10-13 1985-05-11 Hitachi Cable Ltd 移動体位置検知装置
GB2180123B (en) * 1984-12-21 1989-01-18 Senezco Limited Transponder systems
JPH05283925A (ja) * 1992-04-03 1993-10-29 Yamatake Honeywell Co Ltd 非接触式識別カード用送受信アンテナ
DK0820646T3 (da) * 1995-04-12 2000-06-13 Siemens Schweiz Ag Antennesystem, især til trafiktekniske kommunikationssystemer
JP2001507518A (ja) * 1997-01-03 2001-06-05 シュレフリング．ウンド．アパラテボー．ゲゼルシャフト．ミット．ベシュレンクテル．ハフツング 電気信号および／またはエネルギーの非接触伝送装置
RU2206154C2 (ru) * 2001-04-28 2003-06-10 Коваленко Владимир Наумович Антенная система для транспортных средств
WO2009136876A1 (en) * 2008-05-06 2009-11-12 Vinko Kunc Arrangement of a transmitting antenna and a receiving antenna
EP2850734B1 (en) 2012-05-13 2019-04-24 Amir Khandani Full duplex wireless transmission with channel phase-based encryption
US9997830B2 (en) 2012-05-13 2018-06-12 Amir Keyvan Khandani Antenna system and method for full duplex wireless transmission with channel phase-based encryption
US10177896B2 (en) 2013-05-13 2019-01-08 Amir Keyvan Khandani Methods for training of full-duplex wireless systems
US9236996B2 (en) 2013-11-30 2016-01-12 Amir Keyvan Khandani Wireless full-duplex system and method using sideband test signals
US9413516B2 (en) 2013-11-30 2016-08-09 Amir Keyvan Khandani Wireless full-duplex system and method with self-interference sampling
US9820311B2 (en) 2014-01-30 2017-11-14 Amir Keyvan Khandani Adapter and associated method for full-duplex wireless communication
US10778295B2 (en) 2016-05-02 2020-09-15 Amir Keyvan Khandani Instantaneous beamforming exploiting user physical signatures
US10700766B2 (en) 2017-04-19 2020-06-30 Amir Keyvan Khandani Noise cancelling amplify-and-forward (in-band) relay with self-interference cancellation
US11146395B2 (en) 2017-10-04 2021-10-12 Amir Keyvan Khandani Methods for secure authentication
US11012144B2 (en) 2018-01-16 2021-05-18 Amir Keyvan Khandani System and methods for in-band relaying

Also Published As

Publication number Publication date
DE1927660U (de) 1965-11-25
JPS4217509Y1 (enrdf_load_stackoverflow) 1967-10-09
GB1091437A (en) 1967-11-15

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