NL7203484A - - Google Patents

Info

Publication number
NL7203484A
NL7203484A NL7203484A NL7203484A NL7203484A NL 7203484 A NL7203484 A NL 7203484A NL 7203484 A NL7203484 A NL 7203484A NL 7203484 A NL7203484 A NL 7203484A NL 7203484 A NL7203484 A NL 7203484A
Authority
NL
Netherlands
Application number
NL7203484A
Other versions
NL171743C (en
NL171743B (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 NL7203484A publication Critical patent/NL7203484A/xx
Publication of NL171743B publication Critical patent/NL171743B/en
Application granted granted Critical
Publication of NL171743C publication Critical patent/NL171743C/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C27/00—Electric analogue stores, e.g. for storing instantaneous values
    • G11C27/04—Shift registers
    • 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
    • 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
    • G01S15/06—Systems determining the position data of a target
    • G01S15/42—Simultaneous measurement of distance and other co-ordinates
    • 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-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 ultrasonic, sonic or infrasonic waves
    • G01S3/802—Systems for determining direction or deviation from predetermined direction
    • G01S3/808—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
    • G01S3/8083—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems determining direction of source
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C27/00—Electric analogue stores, e.g. for storing instantaneous values

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Acoustics & Sound (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
NL7203484A 1971-03-25 1972-03-16 DEVICE FOR FORMING GROUP CHARACTERISTIC SIGNALS. NL171743C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712114373 DE2114373C3 (en) 1971-03-25 1971-03-25 Circuit arrangement for forming group signals in DF technology using delay circuits

Publications (3)

Publication Number Publication Date
NL7203484A true NL7203484A (en) 1972-09-27
NL171743B NL171743B (en) 1982-12-01
NL171743C NL171743C (en) 1983-05-02

Family

ID=5802660

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7203484A NL171743C (en) 1971-03-25 1972-03-16 DEVICE FOR FORMING GROUP CHARACTERISTIC SIGNALS.

Country Status (4)

Country Link
DE (1) DE2114373C3 (en)
FR (1) FR2131551A5 (en)
GB (1) GB1325414A (en)
NL (1) NL171743C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0007864A1 (en) * 1978-07-25 1980-02-06 Thomson-Csf Sonar beam formation by means of charge transfer devices

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4372166A (en) * 1981-01-13 1983-02-08 The Perkin-Elmer Corporation Flowmeter system with digital phase shifter and calibration
DE3428046A1 (en) * 1984-07-30 1986-01-30 Siemens AG, 1000 Berlin und 8000 München METHOD AND DEVICE FOR DELAYING AN ULTRASONIC SIGNAL
DE10027538C1 (en) * 2000-06-02 2001-10-31 Stn Atlas Elektronik Gmbh Sound wave direction detection method for sonar device has electroacoustic signals processed via non-linear function before summation to provide reception antenna group signal
DE10332886B3 (en) * 2003-07-19 2004-12-30 Atlas Elektronik Gmbh Phased hydrophone array for active sonar system oscillator connected to direction control signal circuit and correlator circuits and reference signal circuit
DE10356577B4 (en) * 2003-12-04 2006-04-06 Atlas Elektronik Gmbh Method for emitting and receiving wave energy

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0007864A1 (en) * 1978-07-25 1980-02-06 Thomson-Csf Sonar beam formation by means of charge transfer devices

Also Published As

Publication number Publication date
DE2114373C3 (en) 1980-04-17
GB1325414A (en) 1973-08-01
DE2114373A1 (en) 1972-10-05
NL171743C (en) 1983-05-02
DE2114373B2 (en) 1979-08-09
NL171743B (en) 1982-12-01
FR2131551A5 (en) 1972-11-10

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee