EG20365A - Directional hf antenna for a helicopter - Google Patents

Directional hf antenna for a helicopter

Info

Publication number
EG20365A
EG20365A EG50193A EG50193A EG20365A EG 20365 A EG20365 A EG 20365A EG 50193 A EG50193 A EG 50193A EG 50193 A EG50193 A EG 50193A EG 20365 A EG20365 A EG 20365A
Authority
EG
Egypt
Prior art keywords
helicopter
directional
antenna
Prior art date
Application number
EG50193A
Other languages
English (en)
Original Assignee
Ibm
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
Priority claimed from GB9216585A external-priority patent/GB2269482A/en
Priority claimed from GB9223580A external-priority patent/GB2272576A/en
Application filed by Ibm filed Critical Ibm
Application granted granted Critical
Publication of EG20365A publication Critical patent/EG20365A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
    • B60Q1/2619—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic built in the vehicle body
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
    • B60Q1/50—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/005—Manufacturers' emblems, name plates, bonnet ornaments, mascots or the like; Mounting means therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Details Of Aerials (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
EG50193A 1992-08-05 1993-08-02 Directional hf antenna for a helicopter EG20365A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9216585A GB2269482A (en) 1992-08-05 1992-08-05 HF antenna for a helicopter.
GB9223580A GB2272576A (en) 1992-11-11 1992-11-11 Directional HF antenna for a helicopter

Publications (1)

Publication Number Publication Date
EG20365A true EG20365A (en) 1999-01-31

Family

ID=26301373

Family Applications (1)

Application Number Title Priority Date Filing Date
EG50193A EG20365A (en) 1992-08-05 1993-08-02 Directional hf antenna for a helicopter

Country Status (16)

Country Link
US (1) US5745081A (hu)
EP (1) EP0582364A1 (hu)
JP (1) JP2510071B2 (hu)
KR (1) KR970003965B1 (hu)
CN (1) CN1048825C (hu)
AU (1) AU668176B2 (hu)
BR (1) BR9303036A (hu)
EG (1) EG20365A (hu)
FI (1) FI933478A (hu)
HU (1) HUT72797A (hu)
IL (1) IL106027A (hu)
NO (1) NO932389L (hu)
PL (1) PL171874B1 (hu)
SK (1) SK13495A3 (hu)
TR (1) TR27920A (hu)
WO (1) WO1994003938A1 (hu)

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JPH0964626A (ja) * 1995-08-24 1997-03-07 M C C:Kk アンテナ
DK173460B2 (da) * 1998-09-09 2004-08-30 Lm Glasfiber As Vindmöllevinge med lynafleder
FI19992717A (fi) 1999-12-17 2001-06-18 Nokia Multimedia Terminals Oy Järjestely doppler-siirtymän vaikutuksen vähentämiseksi radiovastaanotossa
US8860617B1 (en) 2011-07-08 2014-10-14 Trivec-Avant Corporation Multiband embedded antenna
FR2986393B1 (fr) * 2012-01-30 2014-11-07 Eurocopter France Dispositif de communication, rotor d'aeronef et aeronef
US9116239B1 (en) * 2013-01-14 2015-08-25 Rockwell Collins, Inc. Low range altimeter antenna
US9562961B1 (en) 2013-02-28 2017-02-07 The Boeing Company Apparatus, method, and system for estimating the angle of arrival of a signal
US9093754B2 (en) * 2013-05-10 2015-07-28 Google Inc. Dynamically adjusting width of beam based on altitude
US9882368B2 (en) 2013-10-31 2018-01-30 General Electric Company Systems and methods to detect an electric arc and a lightning strike
EP3123558A1 (en) * 2014-03-28 2017-02-01 Bombardier Inc. Lightning protection for aircraft antenna avionics
KR101715230B1 (ko) * 2015-03-16 2017-03-13 주식회사 에이치시티엠 회전체에 설치되는 무지향성 안테나
EP3248867B1 (en) * 2016-05-23 2019-09-11 Ratier-Figeac SAS Propeller blade sheath
US10650688B1 (en) * 2016-07-22 2020-05-12 Rockwell Collins, Inc. Air traffic situational awareness using HF communication
US10439293B2 (en) * 2017-03-20 2019-10-08 Lockheed Martin Corporation Antenna systems using aircraft propellers
US10644385B1 (en) * 2019-03-14 2020-05-05 L3Harris Technologies, Inc. Wideband antenna system components in rotary aircraft rotors
US11958603B1 (en) * 2019-11-21 2024-04-16 Snap Inc. Antenna system for unmanned aerial vehicles with propellers
CN111268094A (zh) * 2020-02-27 2020-06-12 成都飞机工业（集团）有限责任公司 一种四叶圆极化天线螺旋桨
CN112216963B (zh) * 2020-09-29 2023-01-24 维沃移动通信有限公司 电子设备及天线切换方法

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US756083A (en) * 1903-04-28 1904-03-29 John H Vahjen Cash-register.
US1081708A (en) * 1913-02-27 1913-12-16 Algernon Vellere Point-lever for use on railways and the like.
DE756083C (de) * 1938-05-22 1953-05-18 Lorenz A G C Propeller als Dipol
US2490330A (en) * 1944-06-26 1949-12-06 Curtiss Wright Corp Aircraft antenna system
US2624981A (en) * 1951-11-26 1953-01-13 Lewin Mathes Company Cutoff machine
US2835932A (en) * 1954-03-23 1958-05-27 Walton Plywood Company Inc Beveled plywood siding
US2881408A (en) * 1955-02-04 1959-04-07 Minneapolishoneywell Regulator Inductive coupling for sonar apparatus
US3144646A (en) * 1959-07-08 1964-08-11 Texas Instruments Inc Doppler system
US3268880A (en) * 1964-03-23 1966-08-23 Boeing Co Telemetry system
US3390393A (en) * 1964-09-17 1968-06-25 Bell Aerospace Corp Airfoil radar antenna
US3389393A (en) * 1966-02-18 1968-06-18 Lockheed Aircraft Corp Low profile broadband microwave antenna system
US3478353A (en) * 1967-03-15 1969-11-11 Lockheed Aircraft Corp Rotor blade antenna inspection device
US3519969A (en) * 1968-11-12 1970-07-07 Caterpillar Tractor Co Rotating transformer
US3550130A (en) * 1968-11-25 1970-12-22 Bell Aerospace Corp Passive direction finder
CA878140A (en) * 1969-05-12 1971-08-10 S. Mackelvie John Signal transmitting system for rotating apparatus
US3611376A (en) * 1969-08-04 1971-10-05 Lockheed Aircraft Corp Radar system with beam splitter and synthetic stabilization
US3737899A (en) * 1971-02-01 1973-06-05 Raytheon Co Phased array antenna controller
US3896446A (en) * 1972-07-13 1975-07-22 Mitsubishi Electric Corp Radar mounted on helicopter
FR2269086B1 (hu) * 1974-04-26 1980-01-04 Onera (Off Nat Aerospatiale)
FR2400714A1 (fr) * 1977-08-19 1979-03-16 Thomson Csf Radar de cartographie
JPS562706A (en) * 1979-06-21 1981-01-13 Tdk Corp Antenna rotating mechanism
US4258365A (en) * 1979-12-07 1981-03-24 International Telephone And Telegraph Corporation Around-the-mast rotary annular antenna feed coupler
US4253101A (en) * 1979-12-26 1981-02-24 International Telephone And Telegraph Corporation Power transfer ripple reduction method and means for rotary annular loop RF coupler
US4281328A (en) * 1980-01-28 1981-07-28 General Dynamics, Pomona Division Slip ring assembly
JPS5725704A (en) * 1980-07-23 1982-02-10 Mitsubishi Electric Corp Electric suppling device
US4358746A (en) * 1980-12-22 1982-11-09 Westinghouse Electric Corp. Rotary coupling joint
US4516097A (en) * 1982-08-03 1985-05-07 Ball Corporation Apparatus and method for coupling r.f. energy through a mechanically rotatable joint
US4928108A (en) * 1983-12-20 1990-05-22 Bsh Electronics, Ltd. Electrical signal separating device having isolating and matching circuitry for split passband matching
US4814779A (en) * 1987-03-25 1989-03-21 Itt Gilfillan, A Division Of Itt Corporation Radar system with auxiliary scanning for more dwell time on target
FR2619963B1 (fr) * 1987-08-28 1990-01-26 Thomson Csf Joint tournant moyenne frequence pour antenne
FR2624981B1 (fr) * 1987-12-22 1991-01-18 Onera (Off Nat Aerospatiale) Dispositif et procede de radionavigation pour aeronef a voilure tournante
US5225844A (en) * 1989-12-08 1993-07-06 Hughes Aircraft Company Rotor modulation suppressor
JP2653324B2 (ja) * 1991-07-25 1997-09-17 三菱電機株式会社 回転翼機のアンテナ装置

Also Published As

Publication number Publication date
TR27920A (tr) 1995-10-16
HUT72797A (en) 1996-05-28
IL106027A (en) 1996-12-05
AU668176B2 (en) 1996-04-26
FI933478A (fi) 1994-02-06
WO1994003938A1 (en) 1994-02-17
PL171874B1 (en) 1997-06-30
SK13495A3 (en) 1995-08-09
PL307124A1 (en) 1995-05-02
US5745081A (en) 1998-04-28
JP2510071B2 (ja) 1996-06-26
EP0582364A1 (en) 1994-02-09
NO932389L (no) 1994-02-07
KR940006309A (ko) 1994-03-23
HU9500195D0 (en) 1995-03-28
AU4173893A (en) 1994-02-10
CN1082774A (zh) 1994-02-23
CN1048825C (zh) 2000-01-26
BR9303036A (pt) 1994-05-17
FI933478A0 (fi) 1993-08-05
KR970003965B1 (ko) 1997-03-24
NO932389D0 (no) 1993-06-30
JPH06209206A (ja) 1994-07-26

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