CA920264A - Beam former - Google Patents
Beam formerInfo
- Publication number
- CA920264A CA920264A CA975138A CA975138A CA920264A CA 920264 A CA920264 A CA 920264A CA 975138 A CA975138 A CA 975138A CA 975138 A CA975138 A CA 975138A CA 920264 A CA920264 A CA 920264A
- Authority
- CA
- Canada
- Prior art keywords
- beam former
- former
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
- H01Q3/34—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means
-
- 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
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
- G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
- G01S15/8909—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration
- G01S15/8915—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array
- G01S15/8918—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array the array being linear
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/18—Methods or devices for transmitting, conducting or directing sound
- G10K11/26—Sound-focusing or directing, e.g. scanning
- G10K11/34—Sound-focusing or directing, e.g. scanning using electrical steering of transducer arrays, e.g. beam steering
- G10K11/341—Circuits therefor
- G10K11/346—Circuits therefor using phase variation
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US50796365A | 1965-11-15 | 1965-11-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA920264A true CA920264A (en) | 1973-01-30 |
Family
ID=24020815
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA975138A Expired CA920264A (en) | 1965-11-15 | 1966-11-09 | Beam former |
Country Status (3)
Country | Link |
---|---|
US (1) | US3723955A (en) |
CA (1) | CA920264A (en) |
GB (1) | GB1303623A (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES464592A1 (en) * | 1976-12-01 | 1978-11-16 | Raytheon Co | Beam forming system |
US4190818A (en) * | 1977-08-25 | 1980-02-26 | The United States Of America As Represented By The Secretary Of The Navy | Digital beamsteering for a parametric scanning sonar system |
US4208916A (en) * | 1978-09-13 | 1980-06-24 | Picker Corporation | Electronic ultrasonic sector scanning apparatus and method |
US4254417A (en) * | 1979-08-20 | 1981-03-03 | The United States Of America As Represented By The Secretary Of The Navy | Beamformer for arrays with rotational symmetry |
US6275679B1 (en) | 1985-06-24 | 2001-08-14 | The United States Of America As Represented By The Secretary Of The Air Force | Secure communication using array transmitter |
WO2013188817A1 (en) * | 2012-06-15 | 2013-12-19 | University Of Southern California | Ultrasound beamformer with individual array element multiplexers |
US20180011190A1 (en) * | 2016-07-05 | 2018-01-11 | Navico Holding As | High Ping Rate Sonar |
WO2018163844A1 (en) | 2017-03-10 | 2018-09-13 | 古野電気株式会社 | Ultrasonic detecting device and ultrasonic detecting method |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3266010A (en) * | 1963-10-25 | 1966-08-09 | Gen Dynamics Corp | Phase control system for use in producing a variable direction beam from a fixed transmitting array |
US3281843A (en) * | 1963-12-09 | 1966-10-25 | Electronic Specialty Co | Electronically scanned antenna |
US3295098A (en) * | 1964-11-23 | 1966-12-27 | Gen Dynamics Corp | Shift register phase control system for use in producing a variable direction beam from a fixed transmitting array |
-
1965
- 1965-11-15 US US00507963A patent/US3723955A/en not_active Expired - Lifetime
-
1966
- 1966-11-09 CA CA975138A patent/CA920264A/en not_active Expired
- 1966-11-15 GB GB5124866A patent/GB1303623A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1303623A (en) | 1973-01-17 |
US3723955A (en) | 1973-03-27 |
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