GB1233506A - - Google Patents

Info

Publication number
GB1233506A
GB1233506A GB1233506DA GB1233506A GB 1233506 A GB1233506 A GB 1233506A GB 1233506D A GB1233506D A GB 1233506DA GB 1233506 A GB1233506 A GB 1233506A
Authority
GB
United Kingdom
Prior art keywords
scale
satellite
horizon
aerial
pointer
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
English (en)
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 filed Critical
Publication of GB1233506A publication Critical patent/GB1233506A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S3/00Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/14Systems for determining direction or deviation from predetermined direction
    • G01S3/38Systems for determining direction or deviation from predetermined direction using adjustment of real or effective orientation of directivity characteristic of an antenna or an antenna system to give a desired condition of signal derived from that antenna or antenna system, e.g. to give a maximum or minimum signal
    • G01S3/42Systems for determining direction or deviation from predetermined direction using adjustment of real or effective orientation of directivity characteristic of an antenna or an antenna system to give a desired condition of signal derived from that antenna or antenna system, e.g. to give a maximum or minimum signal the desired condition being maintained automatically
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/005Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using remotely controlled antenna positioning or scanning

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Radio Relay Systems (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Drawing Aids And Blackboards (AREA)
GB1233506D 1968-05-30 1969-05-23 Expired GB1233506A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR153469 1968-05-30

Publications (1)

Publication Number Publication Date
GB1233506A true GB1233506A (de) 1971-05-26

Family

ID=8650734

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1233506D Expired GB1233506A (de) 1968-05-30 1969-05-23

Country Status (3)

Country Link
DE (1) DE1927720A1 (de)
FR (1) FR1590612A (de)
GB (1) GB1233506A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2126931B1 (de) * 1971-01-27 1974-10-11 Lannionnais Electronique
JPS5548562Y2 (de) * 1975-06-26 1980-11-13

Also Published As

Publication number Publication date
FR1590612A (de) 1970-04-20
DE1927720A1 (de) 1969-12-04

Similar Documents

Publication Publication Date Title
GB1233506A (de)
US3816833A (en) Aircraft adf with digital frequency display and timer
US1572884A (en) Stop watch and dial
GB1301415A (de)
GB1319214A (en) Trajectograph for manual control of receiving aerials in stations at high latitudes
GB783383A (en) Improvements in clocks provided with rotatable dials
FR1106848A (fr) Dispositif de transformation de montre ordinaire en montre-réveil
GB1331153A (en) Timepiece
Chi Projection of Timing Capability and Spacecraft Clock Calibration in 1980's
GB945430A (en) Space navigation sextant
GB1300057A (en) Improvements in or relating to illuminated dials
JPS52130370A (en) Display control device for electronic watch
GB1024640A (en) Improvements in radio direction finding instruments
ES202086U (es) Reloj solar de pulsera.
GB1191183A (en) Calculating Apparatus
NASTRO et al. Comparisons of tabular and observed Omega corrections through use of spectral analysis techniques
GB1027444A (en) Control mechanism for an alarm signal
Biel et al. TROPOSPHERIC PHASE FLUCTUATIONS AT S-BAND
FR1198707A (fr) Dispositif électronique de codage et de décodage de signaux par multiplication
JPS5227667A (en) Digital indicating timepiece of all electronic type
JPS5338359A (en) Electronic watch
JPS51145293A (en) Display system for radar information
JPS52130366A (en) Display unit for electronic watch
ROGERS Radiometeorological interpretations of troposcatter time dependence over a mountainous path(Analysis of troposcatter data obtained by radar transmitter as signal source to determine index of refraction fluctuations)[Ph. D. Thesis]
JPS53118075A (en) Chronograph wristwatch

Legal Events

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