DE2950468A1 - Phasennachfuehrschleife - Google Patents
PhasennachfuehrschleifeInfo
- Publication number
- DE2950468A1 DE2950468A1 DE19792950468 DE2950468A DE2950468A1 DE 2950468 A1 DE2950468 A1 DE 2950468A1 DE 19792950468 DE19792950468 DE 19792950468 DE 2950468 A DE2950468 A DE 2950468A DE 2950468 A1 DE2950468 A1 DE 2950468A1
- Authority
- DE
- Germany
- Prior art keywords
- phase
- signal
- tracking filter
- tracking
- output signal
- 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.)
- Granted
Links
- 238000010894 electron beam technology Methods 0.000 claims description 14
- 230000002238 attenuated effect Effects 0.000 claims description 8
- 238000013016 damping Methods 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims description 3
- 239000003086 colorant Substances 0.000 claims 2
- 238000003384 imaging method Methods 0.000 claims 2
- 230000010363 phase shift Effects 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000013256 coordination polymer Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
Classifications
-
- 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
- H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/02—Automatic frequency control
- H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
- H03J7/08—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using varactors, i.e. voltage variable reactive diodes
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/16—Picture reproducers using cathode ray tubes
- H04N9/22—Picture reproducers using cathode ray tubes using the same beam for more than one primary colour information
- H04N9/24—Picture reproducers using cathode ray tubes using the same beam for more than one primary colour information using means, integral with, or external to, the tube, for producing signal indicating instantaneous beam position
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/0153—Electrical filters; Controlling thereof
- H03H7/0161—Bandpass filters
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Filters And Equalizers (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16381178A JPS5586212A (en) | 1978-12-22 | 1978-12-22 | Frequency tracking circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2950468A1 true DE2950468A1 (de) | 1980-07-03 |
| DE2950468C2 DE2950468C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-03-14 |
Family
ID=15781151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19792950468 Granted DE2950468A1 (de) | 1978-12-22 | 1979-12-14 | Phasennachfuehrschleife |
Country Status (10)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55133183A (en) * | 1979-04-03 | 1980-10-16 | Sony Corp | Correction circuit for horizontal linearity |
| US4703231A (en) * | 1984-06-26 | 1987-10-27 | Matsushita Electric Industrial Co., Ltd. | Flat type image display tube and display device using the same |
| JPH0787476B2 (ja) * | 1988-10-07 | 1995-09-20 | 日本電気株式会社 | 復調装置 |
| NL8901295A (nl) * | 1989-05-24 | 1990-12-17 | Philips Nv | Werkwijze voor het bepalen van een weergeefparameter in een beeldbuis en werkwijze voor het verbeteren van een beeldweergave in een beeldbuis. |
| JP2954052B2 (ja) * | 1996-11-28 | 1999-09-27 | 日本電気アイシーマイコンシステム株式会社 | 映像表示装置 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4066972A (en) * | 1975-08-15 | 1978-01-03 | Victor Company Of Japan, Ltd. | System for demodulating angle-modulated signals |
| US4212030A (en) * | 1977-12-20 | 1980-07-08 | Sony Corporation | Beam index color cathode ray tube |
| US4223344A (en) * | 1977-12-21 | 1980-09-16 | Sony Corporation | Beam index color cathode ray tube |
| US4232332A (en) * | 1977-12-26 | 1980-11-04 | Sony Corporation | Color television receiver |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7011112A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1970-07-28 | 1972-02-01 |
-
1978
- 1978-12-22 JP JP16381178A patent/JPS5586212A/ja active Granted
-
1979
- 1979-12-04 CA CA341,123A patent/CA1130450A/en not_active Expired
- 1979-12-05 AU AU53482/79A patent/AU523101B2/en not_active Ceased
- 1979-12-14 US US06/102,973 patent/US4263614A/en not_active Expired - Lifetime
- 1979-12-14 DE DE19792950468 patent/DE2950468A1/de active Granted
- 1979-12-20 AT AT0806279A patent/AT384509B/de not_active IP Right Cessation
- 1979-12-21 NL NL7909297A patent/NL191131C/xx not_active IP Right Cessation
- 1979-12-21 GB GB7944055A patent/GB2044026B/en not_active Expired
- 1979-12-21 FR FR7931502A patent/FR2445064A1/fr active Granted
- 1979-12-21 SE SE7910617A patent/SE449810B/sv not_active IP Right Cessation
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4066972A (en) * | 1975-08-15 | 1978-01-03 | Victor Company Of Japan, Ltd. | System for demodulating angle-modulated signals |
| US4212030A (en) * | 1977-12-20 | 1980-07-08 | Sony Corporation | Beam index color cathode ray tube |
| US4223344A (en) * | 1977-12-21 | 1980-09-16 | Sony Corporation | Beam index color cathode ray tube |
| US4232332A (en) * | 1977-12-26 | 1980-11-04 | Sony Corporation | Color television receiver |
Non-Patent Citations (1)
| Title |
|---|
| Ishigak u.a.: A Phase-Tracking Loop (PTL) Detector for FM Signals and its Application to an FM Receiver. In: IEEE Trans. on Consumer Electronics, Aug. 1978, H. 3, S. 215-225 * |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5586212A (en) | 1980-06-28 |
| CA1130450A (en) | 1982-08-24 |
| AU523101B2 (en) | 1982-07-08 |
| DE2950468C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-03-14 |
| NL191131B (nl) | 1994-09-01 |
| GB2044026A (en) | 1980-10-08 |
| SE449810B (sv) | 1987-05-18 |
| US4263614A (en) | 1981-04-21 |
| NL191131C (nl) | 1995-02-01 |
| AT384509B (de) | 1987-11-25 |
| JPS6258164B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-12-04 |
| GB2044026B (en) | 1983-04-20 |
| ATA806279A (de) | 1987-04-15 |
| SE7910617L (sv) | 1980-08-27 |
| AU5348279A (en) | 1980-06-26 |
| FR2445064B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1983-12-30 |
| FR2445064A1 (fr) | 1980-07-18 |
| NL7909297A (nl) | 1980-06-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |