HU206173B - Sound carrier frequency filter system for a multi-standard television receiver - Google Patents
Sound carrier frequency filter system for a multi-standard television receiver Download PDFInfo
- Publication number
- HU206173B HU206173B HU895954A HU595489A HU206173B HU 206173 B HU206173 B HU 206173B HU 895954 A HU895954 A HU 895954A HU 595489 A HU595489 A HU 595489A HU 206173 B HU206173 B HU 206173B
- Authority
- HU
- Hungary
- Prior art keywords
- switching
- diode
- output
- anode
- audio
- Prior art date
Links
- 238000001914 filtration Methods 0.000 claims abstract description 11
- 230000009977 dual effect Effects 0.000 claims description 8
- 239000003990 capacitor Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000005236 sound signal Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
- H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
- H03J5/242—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
- H03J5/244—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection using electronic means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/46—Receiver circuitry for the reception of television signals according to analogue transmission standards for receiving on more than one standard at will
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Receiver Circuits (AREA)
- Superheterodyne Receivers (AREA)
- Circuits Of Receivers In General (AREA)
- Networks Using Active Elements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR880018917 | 1988-11-22 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| HU895954D0 HU895954D0 (en) | 1990-02-28 |
| HUT55179A HUT55179A (en) | 1991-04-29 |
| HU206173B true HU206173B (en) | 1992-08-28 |
Family
ID=19281519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HU895954A HU206173B (en) | 1988-11-22 | 1989-11-17 | Sound carrier frequency filter system for a multi-standard television receiver |
Country Status (6)
| Country | Link |
|---|---|
| DE (1) | DE3938303A1 (enrdf_load_stackoverflow) |
| ES (1) | ES2017569A6 (enrdf_load_stackoverflow) |
| GB (1) | GB2225681B (enrdf_load_stackoverflow) |
| HU (1) | HU206173B (enrdf_load_stackoverflow) |
| IT (2) | IT1237577B (enrdf_load_stackoverflow) |
| RU (1) | RU1833515C (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4317220A1 (de) * | 1993-05-24 | 1994-12-01 | Thomson Brandt Gmbh | Schaltung zur Tonnorm-Erkennung in einem Fernsehempfänger |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3858118A (en) * | 1973-07-17 | 1974-12-31 | Westinghouse Electric Corp | Acoustic surface wave television tuner |
| FI63508C (fi) * | 1981-02-11 | 1983-06-10 | Salora Oy | Koppling vid en televisionsmottagare foer detektering av ljudsignaler som saents enligt olika saendningsnormer |
| US4511924A (en) * | 1982-10-29 | 1985-04-16 | Rca Corporation | Frequency translation phase-locked loop for separate or intercarrier type television sound detection |
| DE3509516C1 (de) * | 1985-03-16 | 1986-09-18 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schaltungsanordnung der Eingangsstufen eines Fernsehtuners |
-
1989
- 1989-11-17 DE DE3938303A patent/DE3938303A1/de active Granted
- 1989-11-17 HU HU895954A patent/HU206173B/hu not_active IP Right Cessation
- 1989-11-20 GB GB8926168A patent/GB2225681B/en not_active Expired - Fee Related
- 1989-11-20 ES ES898903952A patent/ES2017569A6/es not_active Expired - Lifetime
- 1989-11-21 IT IT04688689A patent/IT1237577B/it active IP Right Grant
- 1989-11-21 RU SU894742485A patent/RU1833515C/ru active
- 1989-11-21 IT IT34897U patent/IT8934897V0/it unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RU1833515C (en) | 1993-08-07 |
| DE3938303C2 (enrdf_load_stackoverflow) | 1992-12-24 |
| IT8934897V0 (it) | 1989-11-21 |
| GB2225681A (en) | 1990-06-06 |
| HUT55179A (en) | 1991-04-29 |
| DE3938303A1 (de) | 1990-05-23 |
| IT1237577B (it) | 1993-06-08 |
| GB8926168D0 (en) | 1990-01-10 |
| IT8946886A1 (it) | 1991-05-21 |
| HU895954D0 (en) | 1990-02-28 |
| IT8946886A0 (it) | 1989-11-21 |
| ES2017569A6 (es) | 1991-02-16 |
| GB2225681B (en) | 1993-04-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Lapse of definitive patent protection due to non-payment of fees |