FR1576128A - - Google Patents
Info
- Publication number
- FR1576128A FR1576128A FR1576128DA FR1576128A FR 1576128 A FR1576128 A FR 1576128A FR 1576128D A FR1576128D A FR 1576128DA FR 1576128 A FR1576128 A FR 1576128A
- 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
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
- G01S3/783—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived from static detectors or detector systems
- G01S3/7835—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived from static detectors or detector systems using coding masks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
- G01J1/0407—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
- G01J1/0407—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
- G01J1/0411—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using focussing or collimating elements, i.e. lenses or mirrors; Aberration correction
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
- G01J1/0407—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
- G01J1/0437—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using masks, aperture plates, spatial light modulators, spatial filters, e.g. reflective filters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/4228—Photometry, e.g. photographic exposure meter using electric radiation detectors arrangements with two or more detectors, e.g. for sensitivity compensation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/02—Details
- G01J1/0204—Compact construction
- G01J1/0209—Monolithic
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
- H03M1/0617—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Theoretical Computer Science (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1623500 | 1967-08-03 | ||
DE19681673922 DE1673922A1 (de) | 1967-08-03 | 1968-03-07 | Einrichtung zum Messen des Einfallwinkels eines Lichtbuendels |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1576128A true FR1576128A (fr) | 1969-07-25 |
Family
ID=25753830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1576128D Expired FR1576128A (fr) | 1967-08-03 | 1968-08-05 |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE1673922A1 (fr) |
FR (1) | FR1576128A (fr) |
GB (1) | GB1205345A (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2329935A1 (fr) * | 1975-10-28 | 1977-05-27 | Magnavox Co | Systeme de telecommande |
FR2330020A1 (fr) * | 1975-10-28 | 1977-05-27 | Magnavox Co | Recepteur de lumiere telecommande |
FR2365807A1 (fr) * | 1976-09-28 | 1978-04-21 | Canon Kk | Dispositif de detection d'un objet mobile |
EP0329147A2 (fr) * | 1988-02-19 | 1989-08-23 | Hughes Danbury Optical Systems, Inc. | Senseur optique pour détecter la direction de l'angle d'incidence |
-
1968
- 1968-03-07 DE DE19681673922 patent/DE1673922A1/de active Pending
- 1968-07-25 GB GB35645/68A patent/GB1205345A/en not_active Expired
- 1968-08-05 FR FR1576128D patent/FR1576128A/fr not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2329935A1 (fr) * | 1975-10-28 | 1977-05-27 | Magnavox Co | Systeme de telecommande |
FR2330020A1 (fr) * | 1975-10-28 | 1977-05-27 | Magnavox Co | Recepteur de lumiere telecommande |
FR2365807A1 (fr) * | 1976-09-28 | 1978-04-21 | Canon Kk | Dispositif de detection d'un objet mobile |
EP0329147A2 (fr) * | 1988-02-19 | 1989-08-23 | Hughes Danbury Optical Systems, Inc. | Senseur optique pour détecter la direction de l'angle d'incidence |
EP0329147A3 (en) * | 1988-02-19 | 1989-10-04 | The Perkin-Elmer Corporation | Improved optical direction of arrival sensor |
Also Published As
Publication number | Publication date |
---|---|
DE1673922A1 (de) | 1971-06-16 |
GB1205345A (en) | 1970-09-16 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |