PL125237B1 - Frequency synthetizer for generating pilot signals and auxiliary carrier signals - Google Patents
Frequency synthetizer for generating pilot signals and auxiliary carrier signals Download PDFInfo
- Publication number
- PL125237B1 PL125237B1 PL22032279A PL22032279A PL125237B1 PL 125237 B1 PL125237 B1 PL 125237B1 PL 22032279 A PL22032279 A PL 22032279A PL 22032279 A PL22032279 A PL 22032279A PL 125237 B1 PL125237 B1 PL 125237B1
- Authority
- PL
- Poland
- Prior art keywords
- signal
- frequency
- synthesizer
- khz
- input
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 9
- 239000000969 carrier Substances 0.000 claims description 7
- 230000002194 synthesizing effect Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims 2
- 101000845005 Macrovipera lebetina Disintegrin lebein-2-alpha Proteins 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B21/00—Generation of oscillations by combining unmodulated signals of different frequencies
- H03B21/01—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies
- H03B21/02—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies by plural beating, i.e. for frequency synthesis ; Beating in combination with multiplication or division of frequency
- H03B21/025—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies by plural beating, i.e. for frequency synthesis ; Beating in combination with multiplication or division of frequency by repeated mixing in combination with division of frequency only
Landscapes
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Transmitters (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Superheterodyne Receivers (AREA)
- Radio Relay Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HUTE000919 HU177519B (en) | 1978-12-22 | 1978-12-22 | Frequency synthetiser for generating pilot signals and subcarriers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PL220322A1 PL220322A1 (ro) | 1980-09-22 |
| PL125237B1 true PL125237B1 (en) | 1983-04-30 |
Family
ID=11002089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL22032279A PL125237B1 (en) | 1978-12-22 | 1979-12-11 | Frequency synthetizer for generating pilot signals and auxiliary carrier signals |
Country Status (8)
| Country | Link |
|---|---|
| BG (1) | BG39300A3 (ro) |
| DD (1) | DD148131A5 (ro) |
| DE (1) | DE2945987C2 (ro) |
| FR (1) | FR2445063A1 (ro) |
| GB (1) | GB2039441B (ro) |
| HU (1) | HU177519B (ro) |
| PL (1) | PL125237B1 (ro) |
| RO (1) | RO76970A (ro) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HU191731B (en) * | 1984-12-19 | 1987-04-28 | Telefongyar | Circuit arrangement for generating system carrier, line pilot and channel carrier-control frequencies of multichannel open cable telephon equipments |
| EP0483234B1 (en) * | 1989-07-20 | 1994-11-30 | Scientific-Atlanta, Inc. | A method of subcarrier multiplication which preserves am information in fm systems |
| DE19811550C2 (de) * | 1998-03-18 | 2002-06-27 | Bosch Gmbh Robert | Verfahren und Schaltungsanordnung zur Erzeugung von Frequenzsignalen |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD68253A (ro) * | ||||
| GB780152A (en) * | 1955-11-28 | 1957-07-31 | Standard Telephones Cables Ltd | Improvements in or relating to carrier wave generators |
| GB961028A (en) * | 1960-01-14 | 1964-06-17 | Plessey Co Ltd | Improvements in frequency synthesis apparatus |
| DE1260546B (de) * | 1964-08-26 | 1968-02-08 | Siemens Ag | Anordnung zur Erzeugung der Pilotfrequenzen bei Traegerfrequenzsystemen |
| DE1762627B2 (de) * | 1968-07-23 | 1971-02-18 | Verfahren zur ableitung der kanaltraegerfrequenz von 112 bis 156 khz fuer ein vormodulationstraegerfrequenzsystem | |
| GB1337166A (en) * | 1971-10-28 | 1973-11-14 | Marconi Co Ltd | Frequency generators |
-
1978
- 1978-12-22 HU HUTE000919 patent/HU177519B/hu not_active IP Right Cessation
-
1979
- 1979-11-09 BG BG045446A patent/BG39300A3/xx unknown
- 1979-11-14 DE DE19792945987 patent/DE2945987C2/de not_active Expired
- 1979-12-11 PL PL22032279A patent/PL125237B1/pl unknown
- 1979-12-18 GB GB7943489A patent/GB2039441B/en not_active Expired
- 1979-12-19 RO RO7999610A patent/RO76970A/ro unknown
- 1979-12-20 DD DD21794379A patent/DD148131A5/de unknown
- 1979-12-20 FR FR7931284A patent/FR2445063A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2945987C2 (de) | 1985-01-17 |
| HU177519B (en) | 1981-10-28 |
| BG39300A3 (en) | 1986-05-15 |
| DE2945987A1 (de) | 1980-06-26 |
| GB2039441A (en) | 1980-08-06 |
| RO76970A (ro) | 1981-06-22 |
| DD148131A5 (de) | 1981-05-06 |
| FR2445063B1 (ro) | 1983-04-22 |
| FR2445063A1 (fr) | 1980-07-18 |
| GB2039441B (en) | 1983-03-23 |
| PL220322A1 (ro) | 1980-09-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4198604A (en) | Heterodyne phase lock system | |
| US4603304A (en) | Reference frequency generation for split-comb frequency synthesizer | |
| GB1435015A (ro) | ||
| US7123402B1 (en) | Cloning optical-frequency comb sources | |
| PL125237B1 (en) | Frequency synthetizer for generating pilot signals and auxiliary carrier signals | |
| US2843740A (en) | High-frequency multi-channel generator | |
| ATE182727T1 (de) | Frequenzsynthetisierer | |
| GB2128048A (en) | Frequency synthesizer with a low-noise, low-frequency output | |
| JPH0583219A (ja) | 周波数変換器 | |
| RU97119141A (ru) | Устройство для стабилизации фазы передаваемого по волс высокочастотного аналогового сигнала | |
| SU1113890A1 (ru) | Синтезатор частот | |
| SU1518864A1 (ru) | Делитель частоты | |
| SU794730A2 (ru) | Устройство фазовой автоподстройкичАСТОТы | |
| SU1072244A1 (ru) | Генератор спектра | |
| RU2251121C2 (ru) | Способ и устройство двухдиапазонного синтезатора литерной частоты спутниковой навигационной системы глонасс | |
| SU678688A1 (ru) | Передающее устройство синхронных сигналов с частотным разнесением | |
| SU1559420A1 (ru) | Устройство восстановлени несущей фазочастотно-манипулированного сигнала | |
| SU389608A1 (ru) | Синтезатор частоты | |
| SU1109858A1 (ru) | Делитель частоты | |
| SU758529A1 (ru) | Устройство автоматической подстройки частоты | |
| SU767999A1 (ru) | Устройство дл передачи сигналов с частотной модул цией | |
| SU748794A2 (ru) | Устройство фазовой автоподстройки частоты | |
| SU1518912A1 (ru) | Устройство дл формировани сигналов с фазо-частотной манипул цией | |
| SU698115A1 (ru) | Устройство дл фазовой автоподстройки частоты | |
| SU1029390A1 (ru) | Делитель частоты |