JPS648312B2 - - Google Patents
Info
- Publication number
- JPS648312B2 JPS648312B2 JP54501211A JP50121179A JPS648312B2 JP S648312 B2 JPS648312 B2 JP S648312B2 JP 54501211 A JP54501211 A JP 54501211A JP 50121179 A JP50121179 A JP 50121179A JP S648312 B2 JPS648312 B2 JP S648312B2
- Authority
- JP
- Japan
- Prior art keywords
- pulse
- switching
- generating
- circuit
- amplitude
- 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
- 230000005540 biological transmission Effects 0.000 claims description 22
- 230000001939 inductive effect Effects 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 7
- 230000000630 rising effect Effects 0.000 description 5
- 238000007493 shaping process Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 238000002604 ultrasonography Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002123 temporal effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007420 reactivation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52003—Techniques for enhancing spatial resolution of targets
-
- 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/523—Details of pulse systems
- G01S7/524—Transmitters
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/02—Digital function generators
- G06F1/025—Digital function generators for functions having two-valued amplitude, e.g. Walsh functions
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- General Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Amplitude Modulation (AREA)
- Electrophonic Musical Instruments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7808635A NL7808635A (nl) | 1978-08-22 | 1978-08-22 | Sonar. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55500587A JPS55500587A (US20080293856A1-20081127-C00150.png) | 1980-09-04 |
| JPS648312B2 true JPS648312B2 (US20080293856A1-20081127-C00150.png) | 1989-02-13 |
Family
ID=19831412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP54501211A Expired JPS648312B2 (US20080293856A1-20081127-C00150.png) | 1978-08-22 | 1979-08-02 |
Country Status (11)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0334411U (US20080293856A1-20081127-C00150.png) * | 1989-08-11 | 1991-04-04 |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4864547A (en) * | 1986-05-20 | 1989-09-05 | Crestek, Inc. | Regulated ultrasonic generator |
| EP0272347B1 (en) * | 1986-12-24 | 1989-06-07 | Hewlett-Packard GmbH | Method of and apparatus for adjusting the intensity profile of an ultrasound beam |
| JPS63272333A (ja) * | 1987-04-30 | 1988-11-09 | Yokogawa Medical Syst Ltd | パルスドプラ超音波診断装置 |
| EP0484565A1 (de) * | 1990-11-05 | 1992-05-13 | Siemens Aktiengesellschaft | Integrierte Selbststeuerung bei Ultraschall-Näherungsschaltern |
| AU3361095A (en) | 1994-08-05 | 1996-03-04 | Acuson Corporation | Method and apparatus for transmit beamformer system |
| US5675554A (en) * | 1994-08-05 | 1997-10-07 | Acuson Corporation | Method and apparatus for transmit beamformer |
| US5481230A (en) * | 1994-11-14 | 1996-01-02 | Tektronix, Inc. | Phase modulator having individually placed edges |
| DE102016209815A1 (de) * | 2016-06-03 | 2017-12-07 | Zf Friedrichshafen Ag | Anhängerkupplung und Verfahren zur Knickwinkelerfassung sowie Foliensensor |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3243728A (en) * | 1963-06-28 | 1966-03-29 | Westinghouse Electric Corp | Sine wave generator comprising a plurality of resonant circuits discharged into a resonant load |
| US3806862A (en) * | 1969-08-26 | 1974-04-23 | Bendix Corp | Amplifier for sonar transmitter |
| DE2163053C3 (de) * | 1971-07-23 | 1979-08-02 | Fried. Krupp Gmbh, 4300 Essen | Schaltanordnung zum Bilden von zeitlich aufeinanderfolgenden Gruppensignalen in der Peiltechnik |
| US3889263A (en) * | 1973-11-15 | 1975-06-10 | Megapulse Inc | Radio-frequency pulse generation system and method |
| GB1504313A (en) * | 1974-03-11 | 1978-03-15 | Nippon Telegraph & Telephone | Inverter controlling device |
-
1978
- 1978-08-22 NL NL7808635A patent/NL7808635A/nl not_active Application Discontinuation
-
1979
- 1979-08-02 WO PCT/NL1979/000003 patent/WO1980000497A1/en unknown
- 1979-08-02 DE DE7979901029T patent/DE2965371D1/de not_active Expired
- 1979-08-02 US US06/206,193 patent/US4347592A/en not_active Expired - Lifetime
- 1979-08-02 JP JP54501211A patent/JPS648312B2/ja not_active Expired
- 1979-08-17 CA CA000333995A patent/CA1144636A/en not_active Expired
- 1979-08-20 BE BE0/196784A patent/BE878310A/xx not_active IP Right Cessation
- 1979-08-21 IT IT50073/79A patent/IT1120529B/it active
- 1979-08-21 NO NO792713A patent/NO148867C/no unknown
- 1979-08-21 AU AU50141/79A patent/AU526047B2/en not_active Ceased
-
1980
- 1980-03-25 EP EP79901029A patent/EP0016812B2/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0334411U (US20080293856A1-20081127-C00150.png) * | 1989-08-11 | 1991-04-04 |
Also Published As
| Publication number | Publication date |
|---|---|
| NO148867B (no) | 1983-09-19 |
| AU526047B2 (en) | 1982-12-16 |
| US4347592A (en) | 1982-08-31 |
| AU5014179A (en) | 1980-02-28 |
| BE878310A (nl) | 1979-12-17 |
| DE2965371D1 (en) | 1983-06-16 |
| EP0016812B2 (en) | 1988-08-24 |
| EP0016812A1 (en) | 1980-10-15 |
| IT1120529B (it) | 1986-03-26 |
| WO1980000497A1 (en) | 1980-03-20 |
| EP0016812B1 (en) | 1983-05-11 |
| NL7808635A (nl) | 1980-02-26 |
| JPS55500587A (US20080293856A1-20081127-C00150.png) | 1980-09-04 |
| IT7950073A0 (it) | 1979-08-21 |
| CA1144636A (en) | 1983-04-12 |
| NO148867C (no) | 1983-12-28 |
| NO792713L (no) | 1980-02-25 |
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