GB2211041B - Airborne receiver in microwave landing system with channel selection means by manual input of familiar abbreviations of airports - Google Patents

Airborne receiver in microwave landing system with channel selection means by manual input of familiar abbreviations of airports

Info

Publication number
GB2211041B
GB2211041B GB8823662A GB8823662A GB2211041B GB 2211041 B GB2211041 B GB 2211041B GB 8823662 A GB8823662 A GB 8823662A GB 8823662 A GB8823662 A GB 8823662A GB 2211041 B GB2211041 B GB 2211041B
Authority
GB
United Kingdom
Prior art keywords
airports
abbreviations
familiar
selection means
channel selection
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 - Fee Related
Application number
GB8823662A
Other versions
GB2211041A (en
GB8823662D0 (en
Inventor
Chogo Sekine
Hiroyuki Kida
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.)
Japan Radio Co Ltd
Original Assignee
Japan Radio Co Ltd
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 Japan Radio Co Ltd filed Critical Japan Radio Co Ltd
Publication of GB8823662D0 publication Critical patent/GB8823662D0/en
Publication of GB2211041A publication Critical patent/GB2211041A/en
Application granted granted Critical
Publication of GB2211041B publication Critical patent/GB2211041B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
    • H03J5/0272—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer
    • H03J5/0281—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer the digital values being held in an auxiliary non erasable memory
    • 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
    • G01S1/04—Details
    • G01S1/045—Receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Circuits Of Receivers In General (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Traffic Control Systems (AREA)
GB8823662A 1987-10-09 1988-10-07 Airborne receiver in microwave landing system with channel selection means by manual input of familiar abbreviations of airports Expired - Fee Related GB2211041B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP25573687A JPH0198100A (en) 1987-10-09 1987-10-09 Mls receiver

Publications (3)

Publication Number Publication Date
GB8823662D0 GB8823662D0 (en) 1988-11-16
GB2211041A GB2211041A (en) 1989-06-21
GB2211041B true GB2211041B (en) 1992-01-29

Family

ID=17282917

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8823662A Expired - Fee Related GB2211041B (en) 1987-10-09 1988-10-07 Airborne receiver in microwave landing system with channel selection means by manual input of familiar abbreviations of airports

Country Status (4)

Country Link
JP (1) JPH0198100A (en)
CA (1) CA1322037C (en)
FR (1) FR2621703B1 (en)
GB (1) GB2211041B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7609204B2 (en) 2005-08-30 2009-10-27 Honeywell International Inc. System and method for dynamically estimating output variances for carrier-smoothing filters
CN108778930A (en) * 2017-09-30 2018-11-09 深圳市大疆创新科技有限公司 Aircraft security guard method, equipment, aircraft and UAV system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1265331A (en) * 1968-03-07 1972-03-01
GB1538294A (en) * 1975-10-16 1979-01-17 Indesit Circuit arrangement for the selection of a frequency of signals receivable in a receiving set
GB2064905A (en) * 1979-11-30 1981-06-17 Smiths Industries Ltd Radio receiver tuning

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4122395A (en) * 1976-05-10 1978-10-24 Draco Laboratories, Inc. Radio control circuit with microprocessor
US4371978A (en) * 1979-12-14 1983-02-01 Jet Electronics And Technology Incorporated Automatic tuning system
FR2481549A1 (en) * 1980-04-25 1981-10-30 Thomson Brandt COMBINED SYNTHESIS AND DEMODULATION DEVICE FOR FREQUENCY-MODULATED WAVE RECEIVERS AND RECEIVER HAVING THE SAME
DE3419340A1 (en) * 1984-05-24 1985-11-28 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt RADIO DEVICE FOR A VARIETY OF CHANNELS
DE3642365A1 (en) * 1986-12-11 1988-06-16 Grundig Emv DEVICE FOR PROGRAMMING RECEIVER DEVICES

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1265331A (en) * 1968-03-07 1972-03-01
GB1538294A (en) * 1975-10-16 1979-01-17 Indesit Circuit arrangement for the selection of a frequency of signals receivable in a receiving set
GB2064905A (en) * 1979-11-30 1981-06-17 Smiths Industries Ltd Radio receiver tuning

Also Published As

Publication number Publication date
GB2211041A (en) 1989-06-21
CA1322037C (en) 1993-09-07
FR2621703A1 (en) 1989-04-14
JPH0198100A (en) 1989-04-17
FR2621703B1 (en) 1991-10-04
GB8823662D0 (en) 1988-11-16

Similar Documents

Publication Publication Date Title
DE3462866D1 (en) Aircraft flight control system
DE3166395D1 (en) Aircraft landing control system
EP0253614A3 (en) Vertical flight path and airspeed control system for aircraft
AU558792B2 (en) Receiver tuning and selectivity control
GB2199125B (en) Defrosting control of air-conditioning apparatus
AU6886481A (en) Aircraft flight control system
HUT36039A (en) Method and appartus for managing passengers of airport
GB8525631D0 (en) Aircraft flying control systems
DE3477278D1 (en) Altitude hold system with automatic ground effect compensation for vertical take-off and landing aircraft
AU5970280A (en) Microwave landing system
DE3479538D1 (en) Three-cue flight director system for helicopters
IL93488A0 (en) Vertical takeoff and landing aircraft
GB8629896D0 (en) Helicopter flight control system
GB2211041B (en) Airborne receiver in microwave landing system with channel selection means by manual input of familiar abbreviations of airports
IL75294A (en) Aircraft wing section movement apparatus
DE3275665D1 (en) Aircraft flight control system
EP0155489A3 (en) Automatic frequency control for radar receiver
GB9215105D0 (en) Landing of aircraft
AU573698B2 (en) Microwave landing system
GB8331086D0 (en) Aircraft flying control systems
IL69694A (en) Frequency agile magnetron with altitude compensation
AU7668481A (en) Lightweight aircraft
GB8505348D0 (en) Determining position on airport taxiways
JPS5777294A (en) Structure particularly for transmitting control signal for aircraft
AU9191882A (en) Microwave landing system

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20011007