NL7206226A - - Google Patents
Info
- Publication number
- NL7206226A NL7206226A NL7206226A NL7206226A NL7206226A NL 7206226 A NL7206226 A NL 7206226A NL 7206226 A NL7206226 A NL 7206226A NL 7206226 A NL7206226 A NL 7206226A NL 7206226 A NL7206226 A NL 7206226A
- 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
- G01S3/02—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 radio waves
- G01S3/14—Systems for determining direction or deviation from predetermined direction
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- 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
- G01S3/02—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 radio waves
- G01S3/04—Details
- G01S3/06—Means for increasing effective directivity, e.g. by combining signals having differently oriented directivity characteristics or by sharpening the envelope waveform of the signal derived from a rotating or oscillating beam antenna
- G01S3/065—Means for increasing effective directivity, e.g. by combining signals having differently oriented directivity characteristics or by sharpening the envelope waveform of the signal derived from a rotating or oscillating beam antenna by using non-directional aerial
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/08—Details of the phase-locked loop
- H03L7/14—Details of the phase-locked loop for assuring constant frequency when supply or correction voltages fail or are interrupted
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO1734/71A NO130705C (xx) | 1971-05-07 | 1971-05-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7206226A true NL7206226A (xx) | 1972-11-09 |
Family
ID=19878400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7206226A NL7206226A (xx) | 1971-05-07 | 1972-05-08 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3747107A (xx) |
| DE (1) | DE2221909A1 (xx) |
| FR (1) | FR2137608B1 (xx) |
| GB (1) | GB1339245A (xx) |
| NL (1) | NL7206226A (xx) |
| NO (1) | NO130705C (xx) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4198633A (en) * | 1978-04-07 | 1980-04-15 | Bayly Engineering Limited | Electronic signal processing system |
| US4510499A (en) * | 1981-05-07 | 1985-04-09 | Vega Precision Laboratories, Inc. | TACAN data link system |
| US4724442A (en) * | 1986-05-29 | 1988-02-09 | E-Systems, Inc. | Method and apparatus for loop direction finding with no ambiguity |
| US5003316A (en) * | 1989-04-24 | 1991-03-26 | E-Systems, Inc. | Single null miniature direction finder |
| US4983983A (en) * | 1989-12-05 | 1991-01-08 | The United States Of America As Represented By The Secretary Of The Navy | Semi-automatic direction finding set |
| US6581164B1 (en) * | 2000-01-03 | 2003-06-17 | Conexant Systems, Inc. | System for adjusting clock frequency based upon amount of unread data stored in sequential memory when reading a new line of data within a field of data |
-
1971
- 1971-05-07 NO NO1734/71A patent/NO130705C/no unknown
-
1972
- 1972-05-04 GB GB2083472A patent/GB1339245A/en not_active Expired
- 1972-05-04 DE DE19722221909 patent/DE2221909A1/de active Pending
- 1972-05-05 US US00250519A patent/US3747107A/en not_active Expired - Lifetime
- 1972-05-08 FR FR7216325A patent/FR2137608B1/fr not_active Expired
- 1972-05-08 NL NL7206226A patent/NL7206226A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1339245A (en) | 1973-11-28 |
| US3747107A (en) | 1973-07-17 |
| NO130705B (xx) | 1974-10-14 |
| DE2221909A1 (de) | 1972-11-23 |
| FR2137608A1 (xx) | 1972-12-29 |
| NO130705C (xx) | 1975-01-22 |
| FR2137608B1 (xx) | 1977-11-18 |