GB1382960A - Vor receiver with adaptive filters and phase shifter for improved accuracy - Google Patents
Vor receiver with adaptive filters and phase shifter for improved accuracyInfo
- Publication number
- GB1382960A GB1382960A GB4569473A GB4569473A GB1382960A GB 1382960 A GB1382960 A GB 1382960A GB 4569473 A GB4569473 A GB 4569473A GB 4569473 A GB4569473 A GB 4569473A GB 1382960 A GB1382960 A GB 1382960A
- Authority
- GB
- United Kingdom
- Prior art keywords
- phase
- signal
- output
- signals
- filter
- Prior art date
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/04—Frequency selective two-port networks
- H03H11/12—Frequency selective two-port networks using amplifiers with feedback
- H03H11/1291—Current or voltage controlled filters
-
- 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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Radar Systems Or Details Thereof (AREA)
- Networks Using Active Elements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US30839372A | 1972-11-21 | 1972-11-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1382960A true GB1382960A (en) | 1975-02-05 |
Family
ID=23193817
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB4569473A Expired GB1382960A (en) | 1972-11-21 | 1973-10-01 | Vor receiver with adaptive filters and phase shifter for improved accuracy |
Country Status (5)
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2469050A1 (fr) * | 1979-10-31 | 1981-05-08 | Sony Corp | Circuit oscillateur a commande de phase automatique |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3887921A (en) * | 1974-03-25 | 1975-06-03 | Bendix Corp | Adaptive rate limiter |
GB1494235A (en) * | 1974-05-06 | 1977-12-07 | Siemens Ag | Analyser devices for vor navigational receivers |
DE2507525C3 (de) * | 1975-02-21 | 1979-09-27 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Schaltungsanordnung zur Entfernungsbestimmung gegenüber einer VOR-Sendestation |
US4014025A (en) * | 1975-03-24 | 1977-03-22 | The Cessna Aircraft Company | Scalloping suppression system and method |
US4025923A (en) * | 1976-01-14 | 1977-05-24 | Narco Scientific Industries, Inc. | Synchronous filter for VOR systems |
US4567486A (en) * | 1983-02-07 | 1986-01-28 | Rockwell International Corporation | Phase difference measurement technique for VOR |
US4654811A (en) * | 1985-02-12 | 1987-03-31 | Allied Corporation | Adaptive filter for aircraft navigation receiver |
JP3701115B2 (ja) * | 1998-02-12 | 2005-09-28 | 株式会社荏原製作所 | 磁気軸受制御装置 |
US20050149169A1 (en) * | 2003-04-08 | 2005-07-07 | Xingwu Wang | Implantable medical device |
US20050149002A1 (en) * | 2003-04-08 | 2005-07-07 | Xingwu Wang | Markers for visualizing interventional medical devices |
US7941091B1 (en) * | 2006-06-19 | 2011-05-10 | Rf Magic, Inc. | Signal distribution system employing a multi-stage signal combiner network |
CN100456039C (zh) * | 2007-03-29 | 2009-01-28 | 哈尔滨工程大学 | Cw脉冲的窄带跟踪滤波器及其跟踪滤波方法 |
CN103532545B (zh) * | 2013-10-29 | 2016-06-01 | 四川和芯微电子股份有限公司 | 移位分频器 |
US10120064B2 (en) | 2015-03-19 | 2018-11-06 | Nxp Usa, Inc. | Radar system and method with saturation detection and reset |
CN105703844B (zh) * | 2016-03-10 | 2018-07-17 | 中国计量科学研究院 | 一种vor标准信号的产生方法及发射机 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6708201A (US07582779-20090901-C00044.png) * | 1966-06-14 | 1967-12-15 | ||
US3386096A (en) * | 1967-04-14 | 1968-05-28 | Collins Radio Co | Digital instrumentation for omnirange |
US3523295A (en) * | 1968-04-03 | 1970-08-04 | Butler National Corp | Apparatus for correcting errors in navigation systems |
US3534399A (en) * | 1968-07-22 | 1970-10-13 | Rca Corp | Area navigation method and apparatus for aircraft with vhf-omnirange (vor) and distance measuring equipment (dme) |
US3725933A (en) * | 1970-09-11 | 1973-04-03 | Butler Nat Corp | Apparatus and method of smoothing navigation signals |
-
1972
- 1972-11-21 US US00308393A patent/US3792473A/en not_active Expired - Lifetime
-
1973
- 1973-10-01 GB GB4569473A patent/GB1382960A/en not_active Expired
- 1973-10-04 FR FR7335499A patent/FR2207280B1/fr not_active Expired
- 1973-10-31 DE DE2354631A patent/DE2354631C3/de not_active Expired
- 1973-11-21 IT IT31545/73A patent/IT1001862B/it active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2469050A1 (fr) * | 1979-10-31 | 1981-05-08 | Sony Corp | Circuit oscillateur a commande de phase automatique |
Also Published As
Publication number | Publication date |
---|---|
DE2354631B2 (de) | 1974-12-12 |
DE2354631A1 (de) | 1974-06-06 |
IT1001862B (it) | 1976-04-30 |
FR2207280B1 (US07582779-20090901-C00044.png) | 1978-03-10 |
FR2207280A1 (US07582779-20090901-C00044.png) | 1974-06-14 |
US3792473A (en) | 1974-02-12 |
DE2354631C3 (de) | 1975-07-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |