DE69000965D1 - Phasenregelschleife fuer bandgespreizte signale mit einer phasenkorrektur. - Google Patents
Phasenregelschleife fuer bandgespreizte signale mit einer phasenkorrektur.Info
- Publication number
- DE69000965D1 DE69000965D1 DE9090309142T DE69000965T DE69000965D1 DE 69000965 D1 DE69000965 D1 DE 69000965D1 DE 9090309142 T DE9090309142 T DE 9090309142T DE 69000965 T DE69000965 T DE 69000965T DE 69000965 D1 DE69000965 D1 DE 69000965D1
- Authority
- DE
- Germany
- Prior art keywords
- band
- phase
- control loop
- phase control
- spreaded signals
- 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 - Fee Related
Links
Classifications
-
- 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
- H03L7/081—Details of the phase-locked loop provided with an additional controlled phase shifter
-
- 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
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/24—Acquisition or tracking or demodulation of signals transmitted by the system
- G01S19/29—Acquisition or tracking or demodulation of signals transmitted by the system carrier including Doppler, related
-
- 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
- H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
- H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
- H03L7/183—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number
- H03L7/193—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number the frequency divider/counter comprising a commutable pre-divider, e.g. a two modulus divider
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)
- Position Fixing By Use Of Radio Waves (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/398,218 US5003553A (en) | 1989-08-23 | 1989-08-23 | Spread spectrum phase locked loop with phase correction |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69000965D1 true DE69000965D1 (de) | 1993-04-01 |
DE69000965T2 DE69000965T2 (de) | 1993-06-09 |
Family
ID=23574488
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE9090309142T Expired - Fee Related DE69000965T2 (de) | 1989-08-23 | 1990-08-21 | Phasenregelschleife fuer bandgespreizte signale mit einer phasenkorrektur. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5003553A (de) |
EP (1) | EP0414488B1 (de) |
JP (1) | JPH03117126A (de) |
DE (1) | DE69000965T2 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5732108A (en) * | 1993-03-04 | 1998-03-24 | Nokia Mobile Phones Ltd. | Method and apparatus for producing a difference signal between two signal frequencies, and for detection of modulation |
US5691974A (en) * | 1995-01-04 | 1997-11-25 | Qualcomm Incorporated | Method and apparatus for using full spectrum transmitted power in a spread spectrum communication system for tracking individual recipient phase, time and energy |
US5717403A (en) * | 1995-09-06 | 1998-02-10 | Litton Consulting Group, Inc. | Method and appartus for accurate frequency synthesis using global positioning system timing information |
US5861842A (en) * | 1997-08-29 | 1999-01-19 | Space Systems/Loral, Inc. | Spacecraft disciplined reference oscillator |
US6292507B1 (en) | 1999-09-01 | 2001-09-18 | Lexmark International, Inc. | Method and apparatus for compensating a spread spectrum clock generator |
JP4378897B2 (ja) * | 2001-05-14 | 2009-12-09 | 株式会社デンソー | 距離測定装置 |
US6658043B2 (en) | 2001-10-26 | 2003-12-02 | Lexmark International, Inc. | Method and apparatus for providing multiple spread spectrum clock generator circuits with overlapping output frequencies |
RU2760977C1 (ru) * | 2021-05-04 | 2021-12-02 | Открытое акционерное общество "ВНИИР-Прогресс" | Многочастотная система фазовой автоподстройки |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0664166B2 (ja) * | 1980-09-16 | 1994-08-22 | イギリス国 | クロックモデム |
US4457006A (en) * | 1981-11-16 | 1984-06-26 | Sperry Corporation | Global positioning system receiver |
US4617674A (en) * | 1983-07-14 | 1986-10-14 | Rca Corporation | Synchronizing system for spread spectrum transmissions between small earth stations by satellite via an intermediate hop to a large earth station |
DE3331714A1 (de) * | 1983-09-02 | 1985-03-21 | Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover | Schaltung zur erzeugung einer phasengenauen frequenzverkopplung |
US4852121A (en) * | 1987-10-16 | 1989-07-25 | Unisys Corporation | Coherent pseudonoise code tracking loop |
JPH0795731B2 (ja) * | 1987-10-30 | 1995-10-11 | 株式会社ケンウッド | データ受信装置の最適クロック形成装置 |
-
1989
- 1989-08-23 US US07/398,218 patent/US5003553A/en not_active Expired - Fee Related
-
1990
- 1990-08-21 DE DE9090309142T patent/DE69000965T2/de not_active Expired - Fee Related
- 1990-08-21 EP EP90309142A patent/EP0414488B1/de not_active Expired - Lifetime
- 1990-08-23 JP JP2222321A patent/JPH03117126A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0414488B1 (de) | 1993-02-24 |
EP0414488A3 (en) | 1991-06-12 |
JPH03117126A (ja) | 1991-05-17 |
US5003553A (en) | 1991-03-26 |
DE69000965T2 (de) | 1993-06-09 |
EP0414488A2 (de) | 1991-02-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |