Classifications

• • 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
  • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
  • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
  • G01S15/50—Systems of measurement, based on relative movement of the target
  • G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
  • G01S15/586—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of continuous unmodulated waves, amplitude-, frequency-, or phase-modulated waves and based upon the Doppler effect resulting from movement of targets
• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
  • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
  • G01P5/24—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave
  • G01P5/241—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by using reflection of acoustical waves, i.e. Doppler-effect
  • G01P5/242—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by using reflection of acoustical waves, i.e. Doppler-effect involving continuous, e.g. modulated or unmodulated, waves

Landscapes

• Physics & Mathematics (AREA)
• Engineering & Computer Science (AREA)
• Acoustics & Sound (AREA)
• Radar, Positioning & Navigation (AREA)
• Remote Sensing (AREA)
• General Physics & Mathematics (AREA)
• Computer Networks & Wireless Communication (AREA)
• Multimedia (AREA)
• Aviation & Aerospace Engineering (AREA)
• Measuring Volume Flow (AREA)
• Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
• Ultra Sonic Daignosis Equipment (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=10468370

Family Applications (1)

Country Status (16)

Families Citing this family (62)

Family Cites Families (3)

• 1974
  • 1974-12-11 GB GB53598/74A patent/GB1528917A/en not_active Expired
• 1975
  • 1975-11-27 IE IE2589/75A patent/IE42188B1/en unknown
  • 1975-12-02 ZA ZA757579A patent/ZA757579B/xx unknown
  • 1975-12-09 LU LU73966A patent/LU73966A1/xx unknown
  • 1975-12-09 US US05/639,015 patent/US4048853A/en not_active Expired - Lifetime
  • 1975-12-10 IT IT30156/75A patent/IT1050081B/it active
  • 1975-12-10 SE SE7513957A patent/SE405420B/xx unknown
  • 1975-12-10 NL NL7514423A patent/NL7514423A/xx not_active Application Discontinuation
  • 1975-12-10 NO NO754183A patent/NO754183L/no unknown
  • 1975-12-10 BE BE162603A patent/BE836473A/xx unknown
  • 1975-12-10 AU AU87403/75A patent/AU8740375A/en not_active Expired
  • 1975-12-11 DE DE19752556158 patent/DE2556158A1/de active Pending
  • 1975-12-11 ES ES443423A patent/ES443423A1/es not_active Expired
  • 1975-12-11 FI FI753497A patent/FI753497A7/fi not_active Application Discontinuation
  • 1975-12-11 DK DK563575A patent/DK563575A/da unknown
  • 1975-12-11 FR FR7537907A patent/FR2294447A1/fr active Granted

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