FI883054A0 - Television viansuojalaite - Google Patents
Television viansuojalaiteInfo
- Publication number
- FI883054A0 FI883054A0 FI883054A FI883054A FI883054A0 FI 883054 A0 FI883054 A0 FI 883054A0 FI 883054 A FI883054 A FI 883054A FI 883054 A FI883054 A FI 883054A FI 883054 A0 FI883054 A0 FI 883054A0
- Authority
- FI
- Finland
- Prior art keywords
- protection device
- fault protection
- television fault
- television
- protection
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
- H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
- H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
- H04N3/18—Generation of supply voltages, in combination with electron beam deflecting
- H04N3/19—Arrangements or assemblies in supply circuits for the purpose of withstanding high voltages
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
- H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
- H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
- H04N3/20—Prevention of damage to cathode-ray tubes in the event of failure of scanning
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Details Of Television Scanning (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US6808487 | 1987-06-30 | ||
US07/068,084 US4797771A (en) | 1987-06-30 | 1987-06-30 | Television fault detection and protection apparatus |
Publications (4)
Publication Number | Publication Date |
---|---|
FI883054A0 true FI883054A0 (fi) | 1988-06-23 |
FI883054A FI883054A (fi) | 1988-12-31 |
FI95424B FI95424B (fi) | 1995-10-13 |
FI95424C FI95424C (fi) | 1996-01-25 |
Family
ID=22080317
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI883054A FI95424C (fi) | 1987-06-30 | 1988-06-23 | Television viansuojalaite |
Country Status (8)
Country | Link |
---|---|
US (1) | US4797771A (fi) |
EP (1) | EP0297846B1 (fi) |
JP (1) | JP3170643B2 (fi) |
KR (1) | KR970005221B1 (fi) |
CA (1) | CA1259129A (fi) |
DE (1) | DE3877069T2 (fi) |
FI (1) | FI95424C (fi) |
HK (1) | HK1000179A1 (fi) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9113924D0 (en) * | 1991-06-27 | 1991-08-14 | Thomson Consumer Electronics | Fault protection using microprocessor power up reset |
US6282071B1 (en) * | 1999-11-08 | 2001-08-28 | Thomson Licensing, S.A. | Frequency dependent X-ray protection for a multimedia monitor |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3518482A (en) * | 1969-03-14 | 1970-06-30 | Rca Corp | Television receiver horizontal deflection output stage protection circuit and direct voltage supply |
US3810024A (en) * | 1972-11-20 | 1974-05-07 | Westinghouse Electric Corp | Method and circuit for monitoring and detecting sweep signal failure |
JPS5512261Y2 (fi) * | 1974-11-14 | 1980-03-17 | ||
US4149209A (en) * | 1975-07-31 | 1979-04-10 | Rca Corporation | Over-voltage amplitude prevention circuit for high voltage and deflection generating system |
US4045742A (en) * | 1976-04-12 | 1977-08-30 | Zenith Radio Corporation | High voltage shutdown circuit responsive to excessive beam current and high voltage |
US4126816A (en) * | 1977-05-13 | 1978-11-21 | Rca Corporation | High voltage protection circuit |
US4327376A (en) * | 1978-10-05 | 1982-04-27 | Rca Corporation | Dual phase-control loop horizontal deflection synchronizing circuit |
US4402029A (en) * | 1979-06-15 | 1983-08-30 | Matsushita Electric Industrial Co., Ltd. | Protective circuit for output transformer-less circuit |
US4343028A (en) * | 1981-01-21 | 1982-08-03 | Rca Corporation | Television receiver high voltage generator protection circuit |
US4317133A (en) * | 1980-09-29 | 1982-02-23 | Rca Corporation | Two-loop horizontal AFPC system |
US4389676A (en) * | 1980-12-15 | 1983-06-21 | Rca Corporation | Television receiver high voltage protection circuit |
US4412254A (en) * | 1981-06-24 | 1983-10-25 | Rca Corporation | Television receiver high voltage protection circuit |
JPS595782A (ja) * | 1982-06-30 | 1984-01-12 | Mitsubishi Electric Corp | X線保護装置 |
US4641064A (en) * | 1985-04-29 | 1987-02-03 | Rca Corporation | Television power supply shutdown circuit |
US4737694A (en) * | 1986-11-04 | 1988-04-12 | Rca Corporation | Video apparatus deflection loss protection |
-
1987
- 1987-06-30 US US07/068,084 patent/US4797771A/en not_active Expired - Lifetime
-
1988
- 1988-06-23 FI FI883054A patent/FI95424C/fi not_active IP Right Cessation
- 1988-06-23 JP JP15370288A patent/JP3170643B2/ja not_active Expired - Fee Related
- 1988-06-29 DE DE8888305900T patent/DE3877069T2/de not_active Expired - Fee Related
- 1988-06-29 KR KR1019880007868A patent/KR970005221B1/ko not_active IP Right Cessation
- 1988-06-29 EP EP88305900A patent/EP0297846B1/en not_active Expired - Lifetime
- 1988-06-30 CA CA000570825A patent/CA1259129A/en not_active Expired
-
1997
- 1997-08-30 HK HK97101694A patent/HK1000179A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FI883054A (fi) | 1988-12-31 |
DE3877069D1 (de) | 1993-02-11 |
FI95424B (fi) | 1995-10-13 |
KR890001378A (ko) | 1989-03-20 |
JP3170643B2 (ja) | 2001-05-28 |
HK1000179A1 (en) | 1998-01-16 |
DE3877069T2 (de) | 1993-05-27 |
FI95424C (fi) | 1996-01-25 |
CA1259129A (en) | 1989-09-05 |
EP0297846A1 (en) | 1989-01-04 |
JPS6424570A (en) | 1989-01-26 |
KR970005221B1 (ko) | 1997-04-14 |
US4797771A (en) | 1989-01-10 |
EP0297846B1 (en) | 1992-12-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG | Patent granted |
Owner name: RCA LICENSING CORPORATION |
|
BB | Publication of examined application | ||
MM | Patent lapsed |
Owner name: RCA LICENSING CORPORATION |