JPS6013620B2 - 複数個の送信局よりの情報収集用無線装置 - Google Patents
複数個の送信局よりの情報収集用無線装置Info
- Publication number
- JPS6013620B2 JPS6013620B2 JP54059786A JP5978679A JPS6013620B2 JP S6013620 B2 JPS6013620 B2 JP S6013620B2 JP 54059786 A JP54059786 A JP 54059786A JP 5978679 A JP5978679 A JP 5978679A JP S6013620 B2 JPS6013620 B2 JP S6013620B2
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- input
- output
- signal
- phase
- 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
- 238000012545 processing Methods 0.000 claims description 24
- 238000001228 spectrum Methods 0.000 claims description 13
- 239000013078 crystal Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
- 230000032683 aging Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 239000010981 turquoise Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/16—Spectrum analysis; Fourier analysis
- G01R23/165—Spectrum analysis; Fourier analysis using filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/001—Details of arrangements applicable to more than one type of frequency demodulator
- H03D3/003—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback
- H03D3/004—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback wherein the demodulated signal is used for controlling an oscillator, e.g. the local oscillator
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/18—Automatic scanning over a band of frequencies
- H03J7/20—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element
- H03J7/28—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using counters or frequency dividers
- H03J7/285—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using counters or frequency dividers the counter or frequency divider being used in a phase locked loop
Landscapes
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuits Of Receivers In General (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Mobile Radio Communication Systems (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Radar Systems Or Details Thereof (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
- Burglar Alarm Systems (AREA)
- Superheterodyne Receivers (AREA)
- Communication Control (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7814626 | 1978-05-17 | ||
| FR7814626A FR2426367A1 (fr) | 1978-05-17 | 1978-05-17 | Perfectionnements aux appareils radio-electriques pour la collecte d'informations provenant d'une multiplicite de postes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5526795A JPS5526795A (en) | 1980-02-26 |
| JPS6013620B2 true JPS6013620B2 (ja) | 1985-04-08 |
Family
ID=9208342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP54059786A Expired JPS6013620B2 (ja) | 1978-05-17 | 1979-05-17 | 複数個の送信局よりの情報収集用無線装置 |
Country Status (5)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2999839B1 (fr) * | 2012-12-14 | 2018-05-25 | Thales | Recepteur de signaux radiofrequence destine a etre installe sur un satellite |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3984769A (en) * | 1956-07-26 | 1976-10-05 | American Standard, Inc. | Mixed-base intercept receiver |
| FR1605302A (US06486227-20021126-C00005.png) * | 1958-08-26 | 1974-08-02 | ||
| US3042800A (en) | 1960-07-01 | 1962-07-03 | Hughes Aircraft Co | Selective automatic gain control circuit |
| US3173087A (en) * | 1961-04-03 | 1965-03-09 | Collins Radio Co | Radio search and intercept system including serially connected frequency determining units with increasing passbands |
| GB1581525A (en) * | 1976-08-04 | 1980-12-17 | Plessey Co Ltd | Frequency synthesis control system |
-
1978
- 1978-05-17 FR FR7814626A patent/FR2426367A1/fr active Granted
-
1979
- 1979-05-14 CA CA000327560A patent/CA1142237A/fr not_active Expired
- 1979-05-16 DE DE2919839A patent/DE2919839C2/de not_active Expired
- 1979-05-16 NO NO791642A patent/NO148505C/no unknown
- 1979-05-16 DE DE2953957A patent/DE2953957C2/de not_active Expired
- 1979-05-16 DE DE2953958A patent/DE2953958C2/de not_active Expired
- 1979-05-17 JP JP54059786A patent/JPS6013620B2/ja not_active Expired
-
1982
- 1982-10-04 NO NO823328A patent/NO823328L/no unknown
- 1982-10-04 NO NO823329A patent/NO823329L/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2919839A1 (de) | 1979-12-20 |
| DE2953958C2 (US06486227-20021126-C00005.png) | 1987-04-30 |
| FR2426367B1 (US06486227-20021126-C00005.png) | 1982-04-09 |
| FR2426367A1 (fr) | 1979-12-14 |
| NO148505C (no) | 1983-10-19 |
| NO823328L (no) | 1979-11-20 |
| JPS5526795A (en) | 1980-02-26 |
| NO823329L (no) | 1979-11-20 |
| NO791642L (no) | 1979-11-20 |
| CA1142237A (fr) | 1983-03-01 |
| DE2919839C2 (de) | 1983-03-03 |
| NO148505B (no) | 1983-07-11 |
| DE2953957C2 (de) | 1986-08-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5390348A (en) | System for tracking and correcting drift and dispersion in satellite transmission signals | |
| EP0253680B1 (en) | Angle modulated signal receiving apparatus | |
| US7039385B1 (en) | Method and apparatus for automatic center frequency tuning of tunable bandpass filters | |
| US4479249A (en) | Apparatus for collecting and processing messages transmitted at different signal frequencies | |
| US4479255A (en) | Apparatus for acquiring and collecting radio signals coming from a plurality of stations | |
| CN107171682A (zh) | 一种基于mcu控制核心的uhf频段高动态宽带接收系统 | |
| US4494090A (en) | Frequency modulation system for a frequency synthesizer | |
| US4646031A (en) | Narrowband phase-lock loop circuit with automatic convergence | |
| US3032650A (en) | Frequency standard receiver | |
| CA1041237A (en) | Electronic system for automatically tuning to a selected television channel | |
| JPS6013620B2 (ja) | 複数個の送信局よりの情報収集用無線装置 | |
| US4461035A (en) | Television synchronous receiver | |
| CA1213384A (en) | Automatic digital fine tuning system | |
| US6448909B1 (en) | Analog continuous wavelet transform circuit | |
| WO1986006174A1 (en) | Heterodyne-type method and apparatus for measuring signals, having means for automatically correcting the detuning | |
| US4095190A (en) | Tuning system | |
| Arnold et al. | Comstar Experiment: The 19‐and 28‐GHz Receiving Electronics for the Crawford Hill Comstar Beacon Propagation Experiment | |
| JPS6326020A (ja) | 周波数測定機能を有する受信装置 | |
| JP2596274B2 (ja) | 受信信号電力警報回路 | |
| JP2529602Y2 (ja) | 高周波機器 | |
| WO1993002507A1 (en) | Am receiver | |
| JPS6224991Y2 (US06486227-20021126-C00005.png) | ||
| Kikkert et al. | A Satellite Beacon Receiver using Digital Signal Processing Techniques | |
| KR0153083B1 (ko) | 튜너 조정장치 | |
| JP2700972B2 (ja) | パイロット信号及びその信号対雑音比検出回路 |
