FR2132774A1 - - Google Patents
Info
- Publication number
- FR2132774A1 FR2132774A1 FR7212319A FR7212319A FR2132774A1 FR 2132774 A1 FR2132774 A1 FR 2132774A1 FR 7212319 A FR7212319 A FR 7212319A FR 7212319 A FR7212319 A FR 7212319A FR 2132774 A1 FR2132774 A1 FR 2132774A1
- 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.)
- Granted
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
- 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
- G01S3/78—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 electromagnetic waves other than radio waves
- G01S3/782—Systems for determining direction or deviation from predetermined direction
- G01S3/785—Systems for determining direction or deviation from predetermined direction using adjustment of orientation of directivity characteristics of a detector or detector system to give a desired condition of signal derived from that detector or detector system
- G01S3/786—Systems for determining direction or deviation from predetermined direction using adjustment of orientation of directivity characteristics of a detector or detector system to give a desired condition of signal derived from that detector or detector system the desired condition being maintained automatically
- G01S3/7864—T.V. type tracking systems
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Studio Devices (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Traffic Control Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU455171 | 1971-04-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2132774A1 true FR2132774A1 (enExample) | 1972-11-24 |
| FR2132774B1 FR2132774B1 (enExample) | 1977-09-02 |
Family
ID=3694991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7212319A Expired FR2132774B1 (enExample) | 1971-04-08 | 1972-04-07 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3836259A (enExample) |
| CA (1) | CA1012628A (enExample) |
| DE (2) | DE2215960A1 (enExample) |
| FR (1) | FR2132774B1 (enExample) |
| GB (2) | GB1391277A (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3981010A (en) * | 1972-07-03 | 1976-09-14 | Rmc Research Corporation | Object locating system |
| DE3106545A1 (de) * | 1980-03-06 | 1982-02-04 | Smiths Industries Ltd., London | Verfahren zum bestimmen der anordnung einer anzeige in einer anzeigeflaeche |
| US7453395B2 (en) * | 2005-06-10 | 2008-11-18 | Honeywell International Inc. | Methods and systems using relative sensing to locate targets |
| US20070127008A1 (en) * | 2005-11-08 | 2007-06-07 | Honeywell International Inc. | Passive-optical locator |
| US7518713B2 (en) * | 2005-11-08 | 2009-04-14 | Honeywell International Inc. | Passive-optical locator |
| US20090002677A1 (en) * | 2007-06-26 | 2009-01-01 | Honeywell International Inc. | Target locator system |
| CN110795994B (zh) * | 2019-09-16 | 2022-05-10 | 腾讯科技（深圳）有限公司 | 路口图像选择方法及装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3444380A (en) * | 1966-10-26 | 1969-05-13 | Nasa | Electronic background suppression method and apparatus for a field scanning sensor |
| US3614240A (en) * | 1969-05-21 | 1971-10-19 | Conrad W Brandts | Optical target position indicator |
| US3733133A (en) * | 1970-03-13 | 1973-05-15 | Hughes Aircraft Co | Balanced tiltable, rotating mirror with its optical axis angularly offset from its axis of rotation |
-
1972
- 1972-03-29 US US00239220A patent/US3836259A/en not_active Expired - Lifetime
- 1972-04-01 DE DE19722215960 patent/DE2215960A1/de active Pending
- 1972-04-01 DE DE2265525A patent/DE2265525C2/de not_active Expired
- 1972-04-07 FR FR7212319A patent/FR2132774B1/fr not_active Expired
- 1972-04-07 CA CA139,172A patent/CA1012628A/en not_active Expired
- 1972-04-10 GB GB1644872A patent/GB1391277A/en not_active Expired
- 1972-04-10 GB GB4333674A patent/GB1391278A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1391278A (en) | 1975-04-16 |
| DE2215960A1 (de) | 1972-11-02 |
| FR2132774B1 (enExample) | 1977-09-02 |
| US3836259A (en) | 1974-09-17 |
| DE2265525C2 (de) | 1982-09-23 |
| GB1391277A (en) | 1975-04-16 |
| CA1012628A (en) | 1977-06-21 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |