SE379905B - - Google Patents
Info
- Publication number
- SE379905B SE379905B SE7115001A SE1500171A SE379905B SE 379905 B SE379905 B SE 379905B SE 7115001 A SE7115001 A SE 7115001A SE 1500171 A SE1500171 A SE 1500171A SE 379905 B SE379905 B SE 379905B
- Authority
- SE
- Sweden
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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/66—Radar-tracking systems; Analogous systems
- G01S13/68—Radar-tracking systems; Analogous systems for angle tracking only
-
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
-
- 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
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
-
- 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
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/87—Combinations of systems using electromagnetic waves other than radio waves
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
- H01Q3/2647—Retrodirective arrays
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12862971A | 1971-02-24 | 1971-02-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE379905B true SE379905B (xx) | 1975-10-20 |
Family
ID=22436243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7115001A SE379905B (xx) | 1971-02-24 | 1971-11-23 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3727223A (xx) |
| JP (1) | JPS5439569B2 (xx) |
| DE (1) | DE2157486C3 (xx) |
| FR (1) | FR2126172B1 (xx) |
| GB (1) | GB1367922A (xx) |
| IL (1) | IL38104A (xx) |
| SE (1) | SE379905B (xx) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50103642A (xx) * | 1974-01-23 | 1975-08-15 | ||
| US4063819A (en) * | 1976-08-27 | 1977-12-20 | The United States Of America As Represented By The Secretary Of The Air Force | High energy laser pointing and tracking system utilizing beam angle/focus dither method of operation |
| JPS5922817B2 (ja) * | 1977-02-24 | 1984-05-29 | 義夫 田代 | 糸の嵩高加工装置 |
| US4102572A (en) * | 1977-08-11 | 1978-07-25 | Hughes Aircraft Company | Dual-wavelength coherent optical adaptive systems |
| IT1117071B (it) * | 1977-09-05 | 1986-02-10 | Cselt Centro Studi Lab Telecom | Dispositivo per trasmettere segnali multilivello su fibra ottica |
| US4661786A (en) * | 1984-04-16 | 1987-04-28 | Mcdonnell Douglas Corporation | Method and apparatus for producing an optical phased array |
| US4794345A (en) * | 1986-02-26 | 1988-12-27 | Trw Inc. | Phased array combination of laser beams |
| US4831333A (en) * | 1986-09-11 | 1989-05-16 | Ltv Aerospace & Defense Co. | Laser beam steering apparatus |
| EP0287032B1 (en) * | 1987-04-13 | 1996-02-28 | Nec Corporation | Optical alignment system |
| US5111208A (en) * | 1989-02-23 | 1992-05-05 | Hazeltine Corporation | Calibration of plural - channel system |
| GB2228846B (en) * | 1989-03-01 | 1993-08-18 | Stc Plc | Fibre optic transmission system |
| US5017921A (en) * | 1989-12-13 | 1991-05-21 | Grumman Aerospace Corporation | Radar system and a method for operating a radar system |
| US5198607A (en) * | 1992-02-18 | 1993-03-30 | Trw Inc. | Laser anti-missle defense system |
| SG66285A1 (en) * | 1993-04-29 | 1999-07-20 | Ericsson Inc | Use of diversity transmission to relax adjacent channel requirements in mobile telephone systems |
| KR100608736B1 (ko) * | 2003-04-29 | 2006-08-04 | 엘지전자 주식회사 | 스마트 안테나 시스템의 기준신호 발생장치 |
| US8077081B2 (en) * | 2008-01-29 | 2011-12-13 | Honeywell International Inc. | Ground collision instrument for aircraft and marine vehicles |
| JP5612257B2 (ja) * | 2008-10-20 | 2014-10-22 | 株式会社Ｎｔｔドコモ | マルチアンテナ測定方法、マルチアンテナ測定システム |
| RU2532649C2 (ru) * | 2012-12-29 | 2014-11-10 | федеральное государственное автономное образовательное учреждение высшего образования "Санкт-Петербургский национальный исследовательский университет информационных технологий, механики и оптики" | Панкратическая фокусирующая система |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE546699A (xx) * | 1955-04-04 | |||
| US2896073A (en) * | 1957-09-13 | 1959-07-21 | Sinclair Oil & Gas Company | Apparatus to automatically control transmitter power |
| US3267380A (en) * | 1962-10-19 | 1966-08-16 | Sichak Associates | Diversity phase control system using subcarrier identifying signals |
| GB1155603A (en) * | 1965-11-10 | 1969-06-18 | Standard Telephones Cables Ltd | Automatic Phase Control for Radio Transmitters |
| US3453559A (en) * | 1966-04-01 | 1969-07-01 | Sperry Rand Corp | Multiple laser amplifier phase control system |
| US3424269A (en) * | 1966-09-30 | 1969-01-28 | Bell Telephone Labor Inc | Multipath focusing signal processor |
-
1971
- 1971-11-09 IL IL38104A patent/IL38104A/xx unknown
- 1971-11-19 DE DE2157486A patent/DE2157486C3/de not_active Expired
- 1971-11-23 SE SE7115001A patent/SE379905B/xx unknown
- 1971-11-24 GB GB5454871A patent/GB1367922A/en not_active Expired
- 1971-11-24 JP JP9372871A patent/JPS5439569B2/ja not_active Expired
- 1971-11-24 FR FR7142054A patent/FR2126172B1/fr not_active Expired
-
1972
- 1972-02-24 US US00128629A patent/US3727223A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3727223A (en) | 1973-04-10 |
| JPS5439569B2 (xx) | 1979-11-28 |
| IL38104A (en) | 1974-01-14 |
| FR2126172A1 (xx) | 1972-10-06 |
| DE2157486C3 (de) | 1979-09-20 |
| GB1367922A (en) | 1974-09-25 |
| DE2157486B2 (de) | 1979-02-01 |
| JPS4721637A (xx) | 1972-10-04 |
| IL38104A0 (en) | 1972-02-29 |
| DE2157486A1 (de) | 1972-09-21 |
| FR2126172B1 (xx) | 1975-02-21 |