NL8915009A - Radarstelsel. - Google Patents
Radarstelsel. Download PDFInfo
- Publication number
- NL8915009A NL8915009A NL8915009A NL8915009A NL8915009A NL 8915009 A NL8915009 A NL 8915009A NL 8915009 A NL8915009 A NL 8915009A NL 8915009 A NL8915009 A NL 8915009A NL 8915009 A NL8915009 A NL 8915009A
- Authority
- NL
- Netherlands
- Prior art keywords
- frequency
- oscillator
- injection
- signal
- radar
- Prior art date
Links
- 238000002347 injection Methods 0.000 claims description 64
- 239000007924 injection Substances 0.000 claims description 64
- 230000001427 coherent effect Effects 0.000 claims description 19
- 238000001228 spectrum Methods 0.000 claims description 13
- 230000004044 response Effects 0.000 claims description 4
- 238000013461 design Methods 0.000 description 22
- 238000000034 method Methods 0.000 description 7
- 230000007704 transition Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000010354 integration Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000035559 beat frequency Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/08—Systems for measuring distance only
- G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
- G01S13/24—Systems for measuring distance only using transmission of interrupted, pulse modulated waves using frequency agility of carrier wave
-
- 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
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/28—Details of pulse systems
- G01S7/282—Transmitters
-
- 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
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/28—Details of pulse systems
- G01S7/285—Receivers
- G01S7/288—Coherent receivers
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Radar Systems Or Details Thereof (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8826028 | 1988-11-07 | ||
| GB8826028 | 1988-11-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8915009A true NL8915009A (nl) | 1991-07-01 |
Family
ID=10646442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8915009A NL8915009A (nl) | 1988-11-07 | 1989-11-07 | Radarstelsel. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US5107272A (enExample) |
| DE (1) | DE3943493A1 (enExample) |
| GB (1) | GB2243039B (enExample) |
| IT (1) | IT1240206B (enExample) |
| NL (1) | NL8915009A (enExample) |
| SE (1) | SE9002772L (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5650754A (en) * | 1995-02-15 | 1997-07-22 | Synergy Microwave Corporation | Phase-loched loop circuits and voltage controlled oscillator circuits |
| GB2317769B (en) * | 1996-09-27 | 2000-10-11 | Marconi Gec Ltd | Radar systems |
| US6121847A (en) * | 1998-03-16 | 2000-09-19 | Broadband Innovations, Inc. | Injection locked oscillator automatic frequency centering method and apparatus |
| DE602004015727D1 (de) * | 2004-04-29 | 2008-09-25 | Saab Ab | Automatische Frequenzregelung für ein Radar mit Magnetron |
| GB2425415B (en) * | 2005-04-20 | 2009-01-14 | E2V Tech | Phase locking magnetrons |
| KR101668460B1 (ko) | 2012-05-31 | 2016-10-21 | 한국전자통신연구원 | 다중 송수신 레이더 시스템 |
| US9445729B2 (en) | 2012-07-20 | 2016-09-20 | Resmed Sensor Technologies Limited | Range gated radio frequency physiology sensor |
| JP5984637B2 (ja) * | 2012-11-21 | 2016-09-06 | 三菱電機株式会社 | 高周波発振源 |
| TWI669913B (zh) * | 2019-03-15 | 2019-08-21 | 昇雷科技股份有限公司 | 頻率轉換式自我注入鎖定雷達 |
| FR3116613B1 (fr) * | 2020-11-26 | 2023-01-20 | Commissariat Energie Atomique | Dispositif de detection radar |
| TWI765825B (zh) * | 2021-09-17 | 2022-05-21 | 國立高雄科技大學 | 注入鎖定鎖頻迴路振盪單元 |
| CN114446739B (zh) * | 2021-12-15 | 2023-01-31 | 四川大学 | 一种基于灯丝注入的磁控管注入锁定系统 |
| CN115508784B (zh) * | 2022-09-14 | 2025-05-16 | 中国人民解放军海军航空大学 | 一种频率捷变雷达的发射频率控制装置及控制方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2820197A (en) * | 1954-03-11 | 1958-01-14 | Rca Corp | Magnetron frequency control system |
| US2860246A (en) * | 1955-07-08 | 1958-11-11 | Jakubowics Edward | Frequency control system |
| US3290678A (en) * | 1965-02-05 | 1966-12-06 | Philips Corp | Means for correcting the local oscillator frequency in a radar system |
| SE328922B (enExample) * | 1965-06-03 | 1970-09-28 | Philips Svenska Ab | |
| US4472718A (en) * | 1980-02-29 | 1984-09-18 | Mitsubishi Denki Kabushiki Kaisha | Tracking radar system |
| US4547775A (en) * | 1982-01-18 | 1985-10-15 | The United States Of America As Represented By The Secretary Of The Navy | Frequency agile imaging radar with error frequency correction |
| US4809004A (en) * | 1987-11-23 | 1989-02-28 | Allied-Signal Inc. | Crystal controlled magnetron |
| US4912432A (en) * | 1989-04-17 | 1990-03-27 | Raytheon Company | Plural feedback loop digital frequency synthesizer |
-
1989
- 1989-11-07 NL NL8915009A patent/NL8915009A/nl not_active Application Discontinuation
- 1989-11-07 GB GB8925052A patent/GB2243039B/en not_active Expired - Fee Related
- 1989-11-07 DE DE3943493A patent/DE3943493A1/de not_active Withdrawn
- 1989-11-27 US US07/451,713 patent/US5107272A/en not_active Expired - Lifetime
-
1990
- 1990-07-10 IT IT67513A patent/IT1240206B/it active IP Right Grant
- 1990-08-30 SE SE9002772A patent/SE9002772L/ not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| GB2243039B (en) | 1993-08-04 |
| IT1240206B (it) | 1993-11-27 |
| IT9067513A1 (it) | 1992-01-10 |
| DE3943493A1 (de) | 1991-10-24 |
| SE9002772D0 (sv) | 1990-08-30 |
| US5107272A (en) | 1992-04-21 |
| GB2243039A (en) | 1991-10-16 |
| IT9067513A0 (enExample) | 1990-07-10 |
| GB8925052D0 (en) | 1991-02-20 |
| SE9002772L (sv) | 1992-01-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |