FR2580076B1 - - Google Patents
Info
- Publication number
- FR2580076B1 FR2580076B1 FR8505255A FR8505255A FR2580076B1 FR 2580076 B1 FR2580076 B1 FR 2580076B1 FR 8505255 A FR8505255 A FR 8505255A FR 8505255 A FR8505255 A FR 8505255A FR 2580076 B1 FR2580076 B1 FR 2580076B1
- Authority
- FR
- France
- 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 - Fee Related
Links
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
- G01S15/88—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
- G01S15/8979—Combined Doppler and pulse-echo imaging systems
-
- 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
- G01P5/001—Full-field flow measurement, e.g. determining flow velocity and direction in a whole region at the same time, flow visualisation
-
- 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
- G01S15/52—Discriminating between fixed and moving objects or between objects moving at different speeds
-
- 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
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/52023—Details of receivers
- G01S7/52025—Details of receivers for pulse systems
- G01S7/52026—Extracting wanted echo signals
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)
- Aviation & Aerospace Engineering (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8505255A FR2580076B1 (Direct) | 1985-04-05 | 1985-04-05 | |
| EP86400687A EP0197854A1 (fr) | 1985-04-05 | 1986-03-28 | Dispositif d'imagerie par ultrasons |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8505255A FR2580076B1 (Direct) | 1985-04-05 | 1985-04-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2580076A1 FR2580076A1 (Direct) | 1986-10-10 |
| FR2580076B1 true FR2580076B1 (Direct) | 1990-03-09 |
Family
ID=9318019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8505255A Expired - Fee Related FR2580076B1 (Direct) | 1985-04-05 | 1985-04-05 |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP0197854A1 (Direct) |
| FR (1) | FR2580076B1 (Direct) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5188112A (en) * | 1989-11-27 | 1993-02-23 | Acoustic Imaging Technologies Corporation | Ultrasonic Doppler imaging systems with improved flow sensitivity |
| EP0430093A3 (en) * | 1989-11-27 | 1992-03-04 | Acoustic Imaging Technologies Corporation | Ultrasonic doppler imaging with analog feedback signal canceller |
| JPH04336056A (ja) * | 1991-05-10 | 1992-11-24 | Matsushita Electric Ind Co Ltd | 超音波ドプラ映像装置 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2323366B1 (fr) * | 1975-09-15 | 1978-09-01 | Inst Nat Sante Rech Med | Procede et dispositif de visualisation vasculaire par ultra-sons |
| CH610157A5 (en) * | 1976-12-22 | 1979-03-30 | Hoffmann La Roche | Filter arrangement |
| US4324258A (en) * | 1980-06-24 | 1982-04-13 | Werner Huebscher | Ultrasonic doppler flowmeters |
| JPS5897347A (ja) * | 1981-12-03 | 1983-06-09 | 株式会社東芝 | 超音波診断装置 |
| JPS58188433A (ja) * | 1982-04-28 | 1983-11-02 | アロカ株式会社 | 超音波診断装置 |
| JPS6048734A (ja) * | 1983-08-25 | 1985-03-16 | 株式会社東芝 | 超音波流体観測装置 |
-
1985
- 1985-04-05 FR FR8505255A patent/FR2580076B1/fr not_active Expired - Fee Related
-
1986
- 1986-03-28 EP EP86400687A patent/EP0197854A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP0197854A1 (fr) | 1986-10-15 |
| FR2580076A1 (Direct) | 1986-10-10 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |