BR7302624D0 - HIGH EFFICIENCY MULTIPLE FREQUENCY POWER SUPPLY - Google Patents

HIGH EFFICIENCY MULTIPLE FREQUENCY POWER SUPPLY

Info

Publication number
BR7302624D0
BR7302624D0 BR732624A BR262473A BR7302624D0 BR 7302624 D0 BR7302624 D0 BR 7302624D0 BR 732624 A BR732624 A BR 732624A BR 262473 A BR262473 A BR 262473A BR 7302624 D0 BR7302624 D0 BR 7302624D0
Authority
BR
Brazil
Prior art keywords
power supply
high efficiency
frequency power
multiple frequency
efficiency multiple
Prior art date
Application number
BR732624A
Other languages
Portuguese (pt)
Inventor
G Usuda
W Leeper
J Ajioka
Original Assignee
Hughes Aircraft 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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of BR7302624D0 publication Critical patent/BR7302624D0/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/02—Antennas or antenna systems providing at least two radiating patterns providing sum and difference patterns
    • 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
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/42—Simultaneous measurement of distance and other co-ordinates
    • G01S13/44—Monopulse radar, i.e. simultaneous lobing
    • G01S13/4409—HF sub-systems particularly adapted therefor, e.g. circuits for signal combination
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements
    • H01Q5/45—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements using two or more feeds in association with a common reflecting, diffracting or refracting device

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Waveguide Aerials (AREA)
  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
BR732624A 1972-04-14 1973-04-11 HIGH EFFICIENCY MULTIPLE FREQUENCY POWER SUPPLY BR7302624D0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00244158A US3803617A (en) 1972-04-14 1972-04-14 High efficiency multifrequency feed

Publications (1)

Publication Number Publication Date
BR7302624D0 true BR7302624D0 (en) 1974-07-11

Family

ID=22921594

Family Applications (1)

Application Number Title Priority Date Filing Date
BR732624A BR7302624D0 (en) 1972-04-14 1973-04-11 HIGH EFFICIENCY MULTIPLE FREQUENCY POWER SUPPLY

Country Status (8)

Country Link
US (1) US3803617A (en)
JP (1) JPS5224369B2 (en)
BR (1) BR7302624D0 (en)
CA (1) CA977047A (en)
DE (1) DE2316842C3 (en)
FR (1) FR2180114B1 (en)
GB (1) GB1355030A (en)
IT (1) IT988143B (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1555307A (en) * 1975-06-17 1979-11-07 Marconi Co Ltd Dipole radiotors
US4028708A (en) * 1975-10-10 1977-06-07 The United States Of America As Represented By The Secretary Of The Navy Antenna feed for dual beam conical scan tracking radar
FR2391570A1 (en) * 1977-05-18 1978-12-15 Thomson Csf DEVICE FOR CORRECTING THE RADIATION OF MULTI-FREQUENCY AIRCRAFT AND AERIALS INCLUDING SUCH A DEVICE
JPS5816602Y2 (en) * 1978-03-16 1983-04-04 シャープ株式会社 air conditioner
FR2442519A1 (en) * 1978-11-24 1980-06-20 Thomson Csf PRINTED MONOPULSE PRIMER SOURCE FOR AIRPORT RADAR ANTENNA AND ANTENNA COMPRISING SUCH A SOURCE
US4675685A (en) * 1984-04-17 1987-06-23 Harris Corporation Low VSWR, flush-mounted, adaptive array antenna
US5003321A (en) * 1985-09-09 1991-03-26 Sts Enterprises, Inc. Dual frequency feed
DE3544092A1 (en) * 1985-12-13 1987-06-19 Licentia Gmbh Multi-band antenna for the GHz band
US4740795A (en) * 1986-05-28 1988-04-26 Seavey Engineering Associates, Inc. Dual frequency antenna feeding with coincident phase centers
US4843399B1 (en) * 1986-07-30 1994-04-05 Narco Avionics Inc Portable navigational communications transceiver
US5041840A (en) * 1987-04-13 1991-08-20 Frank Cipolla Multiple frequency antenna feed
US5255003B1 (en) * 1987-10-02 1995-05-16 Antenna Downlink Inc Multiple-frequency microwave feed assembly
US4862187A (en) * 1988-10-24 1989-08-29 Microwave Components And Systems, Inc. Dual band feedhorn with two different dipole sets
US5038151A (en) * 1989-07-31 1991-08-06 Loral Aerospace Corp. Simultaneous transmit and receive antenna
DE19608622A1 (en) * 1996-03-06 1997-09-11 Sel Alcatel Ag Aerial system with two aerials
US5990838A (en) * 1996-06-12 1999-11-23 3Com Corporation Dual orthogonal monopole antenna system
US6121939A (en) 1996-11-15 2000-09-19 Yagi Antenna Co., Ltd. Multibeam antenna
FR2773271B1 (en) * 1997-12-31 2000-02-25 Thomson Multimedia Sa ELECTROMAGNETIC WAVE TRANSMITTER / RECEIVER
US6297782B1 (en) * 2000-07-26 2001-10-02 Gabriel Electronics Incorporated Modular hub array antenna
CN103700924B (en) * 2013-12-05 2015-07-15 清华大学 Circularly polarized angle diversity antenna
CN107946746B (en) * 2017-10-16 2019-11-22 西安雷通科技有限责任公司 UHF/S dual-frequency range satellite communication and wireless communication system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3205499A (en) * 1956-08-30 1965-09-07 Avco Mfg Corp Dual polarized horn antenna
US3325817A (en) * 1964-06-01 1967-06-13 Hughes Aircraft Co Dual frequency horn antenna

Also Published As

Publication number Publication date
US3803617A (en) 1974-04-09
DE2316842C3 (en) 1979-01-18
GB1355030A (en) 1974-06-05
IT988143B (en) 1975-04-10
FR2180114A1 (en) 1973-11-23
FR2180114B1 (en) 1977-02-04
DE2316842A1 (en) 1973-10-18
JPS4921045A (en) 1974-02-25
CA977047A (en) 1975-10-28
DE2316842B2 (en) 1978-05-24
JPS5224369B2 (en) 1977-06-30

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