FR837998A - Antenna device - Google Patents

Antenna device

Info

Publication number
FR837998A
FR837998A FR837998DA FR837998A FR 837998 A FR837998 A FR 837998A FR 837998D A FR837998D A FR 837998DA FR 837998 A FR837998 A FR 837998A
Authority
FR
France
Prior art keywords
antenna device
antenna
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.)
Expired
Application number
Other languages
French (fr)
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.)
Alcatel Lucent Deutschland AG
C Lorenz AG
Original Assignee
Standard Elektrik Lorenz AG
C Lorenz AG
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 Standard Elektrik Lorenz AG, C Lorenz AG filed Critical Standard Elektrik Lorenz AG
Application granted granted Critical
Publication of FR837998A publication Critical patent/FR837998A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/10—Polarisation diversity; Directional diversity
    • 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
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/44—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
FR837998D 1937-05-15 1938-05-14 Antenna device Expired FR837998A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2213859X 1937-05-15

Publications (1)

Publication Number Publication Date
FR837998A true FR837998A (en) 1939-02-23

Family

ID=7990455

Family Applications (1)

Application Number Title Priority Date Filing Date
FR837998D Expired FR837998A (en) 1937-05-15 1938-05-14 Antenna device

Country Status (2)

Country Link
US (1) US2213859A (en)
FR (1) FR837998A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2428582A (en) * 1942-05-21 1947-10-07 Rca Corp Radio diversity transmitter
US2497958A (en) * 1942-05-21 1950-02-21 Rca Corp Communication system for ultrashort radio waves
US2433369A (en) * 1942-07-24 1947-12-30 Standard Telephones Cables Ltd Antenna system and method of using same
US2449999A (en) * 1942-10-30 1948-09-28 Standard Telephones Cables Ltd Antenna system for defining glide paths
US2422076A (en) * 1943-07-28 1947-06-10 Rca Corp Antenna system
US2462881A (en) * 1943-10-25 1949-03-01 John W Marchetti Antenna
BE471813A (en) * 1946-03-12
US2512611A (en) * 1948-10-01 1950-06-27 Int Standard Electric Corp Directional radio receiver
US2613349A (en) * 1949-08-27 1952-10-07 Int Standard Electric Corp Antenna
US3836977A (en) * 1973-06-25 1974-09-17 Hazeltine Corp Antenna system having a reflector with a substantially open construction
DE3230268A1 (en) * 1982-08-14 1984-02-16 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Antenna arrangement for direction-finding systems on masts
DE102006041982A1 (en) * 2006-09-07 2008-03-27 Robert Bosch Gmbh antenna array

Also Published As

Publication number Publication date
US2213859A (en) 1940-09-03

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