NL6601771A - - Google Patents
Info
- Publication number
- NL6601771A NL6601771A NL6601771A NL6601771A NL6601771A NL 6601771 A NL6601771 A NL 6601771A NL 6601771 A NL6601771 A NL 6601771A NL 6601771 A NL6601771 A NL 6601771A NL 6601771 A NL6601771 A NL 6601771A
- Authority
- NL
- Netherlands
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
- G01S3/787—Systems for determining direction or deviation from predetermined direction using rotating reticles producing a direction-dependent modulation characteristic
- G01S3/788—Systems for determining direction or deviation from predetermined direction using rotating reticles producing a direction-dependent modulation characteristic producing a frequency modulation characteristic
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/12—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices with means for image conversion or intensification
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Length Measuring Devices By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH202565A CH427318A (de) | 1965-02-15 | 1965-02-15 | Ortungsgerät für infrarote Strahlungsquellen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6601771A true NL6601771A (da) | 1966-08-16 |
Family
ID=4224148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6601771A NL6601771A (da) | 1965-02-15 | 1966-02-11 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3372278A (da) |
| CH (1) | CH427318A (da) |
| DE (1) | DE1473899A1 (da) |
| NL (1) | NL6601771A (da) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3519825A (en) * | 1967-02-07 | 1970-07-07 | Weston Instruments Inc | System for detecting the presence of an infrared-radiating article which discriminates between radiation emanating from the article and background radiation |
| US3470374A (en) * | 1967-03-06 | 1969-09-30 | North American Rockwell | Infrared detection system using digital controls |
| US3537793A (en) * | 1968-01-24 | 1970-11-03 | Hycon Mfg Co | Image motion detector |
-
1965
- 1965-02-15 CH CH202565A patent/CH427318A/de unknown
- 1965-10-18 DE DE19651473899 patent/DE1473899A1/de active Pending
-
1966
- 1966-02-09 US US526159A patent/US3372278A/en not_active Expired - Lifetime
- 1966-02-11 NL NL6601771A patent/NL6601771A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3372278A (en) | 1968-03-05 |
| CH427318A (de) | 1966-12-31 |
| DE1473899A1 (de) | 1968-12-05 |