CA1040301A - High voltage protection circuit - Google Patents
High voltage protection circuitInfo
- Publication number
- CA1040301A CA1040301A CA217,930A CA217930A CA1040301A CA 1040301 A CA1040301 A CA 1040301A CA 217930 A CA217930 A CA 217930A CA 1040301 A CA1040301 A CA 1040301A
- Authority
- CA
- Canada
- Prior art keywords
- voltage
- terminal
- current
- deflection
- coupled
- 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
- 238000009877 rendering Methods 0.000 claims abstract description 8
- 230000000670 limiting effect Effects 0.000 claims abstract description 4
- 238000004804 winding Methods 0.000 claims description 48
- 230000002457 bidirectional effect Effects 0.000 claims description 5
- 238000010894 electron beam technology Methods 0.000 claims description 2
- 230000002829 reductive effect Effects 0.000 claims description 2
- CLSVJBIHYWPGQY-UHFFFAOYSA-N [3-(2,5-dimethylphenyl)-8-methoxy-2-oxo-1-azaspiro[4.5]dec-3-en-4-yl] ethyl carbonate Chemical compound CCOC(=O)OC1=C(C=2C(=CC=C(C)C=2)C)C(=O)NC11CCC(OC)CC1 CLSVJBIHYWPGQY-UHFFFAOYSA-N 0.000 claims 2
- 239000004065 semiconductor Substances 0.000 claims 1
- 230000002441 reversible effect Effects 0.000 abstract description 10
- 238000013016 damping Methods 0.000 abstract 1
- 239000003990 capacitor Substances 0.000 description 32
- 230000007257 malfunction Effects 0.000 description 7
- 230000007423 decrease Effects 0.000 description 5
- 238000007493 shaping process Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000004846 x-ray emission Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K4/00—Generating pulses having essentially a finite slope or stepped portions
- H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
- H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
- H03K4/085—Protection of sawtooth generators
-
- 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)
- Rectifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US438325A US3894269A (en) | 1974-01-31 | 1974-01-31 | High voltage protection circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1040301A true CA1040301A (en) | 1978-10-10 |
Family
ID=23740211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA217,930A Expired CA1040301A (en) | 1974-01-31 | 1975-01-14 | High voltage protection circuit |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US3894269A (en, 2012) |
| JP (1) | JPS50110522A (en, 2012) |
| AT (1) | AT346401B (en, 2012) |
| BE (1) | BE825004A (en, 2012) |
| BR (1) | BR7500513A (en, 2012) |
| CA (1) | CA1040301A (en, 2012) |
| DE (1) | DE2504024C3 (en, 2012) |
| ES (1) | ES434314A1 (en, 2012) |
| FI (1) | FI750186A7 (en, 2012) |
| FR (1) | FR2260240A1 (en, 2012) |
| GB (1) | GB1500422A (en, 2012) |
| IT (1) | IT1028327B (en, 2012) |
| NL (1) | NL7501107A (en, 2012) |
| SE (1) | SE403956B (en, 2012) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4329729A (en) * | 1980-06-23 | 1982-05-11 | Rca Corporation | Side pincushion modulator circuit with overstress protection |
| US4377832A (en) * | 1981-01-09 | 1983-03-22 | Motorola, Inc. | Voltage transient suppressor circuit |
| US4680532A (en) * | 1985-08-01 | 1987-07-14 | General Electric Company | False triggering protection for switching device of a capacitive load pulser circuit |
| US4680533A (en) * | 1985-08-01 | 1987-07-14 | General Electric Company | Protection arrangement for switching device of a capacitive load pulser circuit |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3502941A (en) * | 1967-12-06 | 1970-03-24 | Motorola Inc | Horizontal sweep system protection circuit |
| US3452244A (en) * | 1968-04-15 | 1969-06-24 | Rca Corp | Electron beam deflection and high voltage generation circuit |
| US3629644A (en) * | 1970-01-15 | 1971-12-21 | Sylvania Electric Prod | High-voltage regulation and protection circuit |
| US3767963A (en) * | 1970-05-11 | 1973-10-23 | Rca Corp | High voltage hold down circuit |
-
1974
- 1974-01-31 US US438325A patent/US3894269A/en not_active Expired - Lifetime
-
1975
- 1975-01-13 IT IT19217/75A patent/IT1028327B/it active
- 1975-01-14 CA CA217,930A patent/CA1040301A/en not_active Expired
- 1975-01-22 GB GB2803/75A patent/GB1500422A/en not_active Expired
- 1975-01-22 SE SE7500676A patent/SE403956B/xx unknown
- 1975-01-24 FI FI750186A patent/FI750186A7/fi not_active Application Discontinuation
- 1975-01-27 BR BR513/75A patent/BR7500513A/pt unknown
- 1975-01-27 FR FR7502430A patent/FR2260240A1/fr not_active Withdrawn
- 1975-01-29 AT AT68275A patent/AT346401B/de not_active IP Right Cessation
- 1975-01-30 BE BE152898A patent/BE825004A/xx unknown
- 1975-01-30 NL NL7501107A patent/NL7501107A/xx not_active Application Discontinuation
- 1975-01-31 DE DE2504024A patent/DE2504024C3/de not_active Expired
- 1975-01-31 ES ES434314A patent/ES434314A1/es not_active Expired
- 1975-01-31 JP JP50013909A patent/JPS50110522A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS50110522A (en, 2012) | 1975-08-30 |
| DE2504024B2 (de) | 1979-03-22 |
| SE403956B (sv) | 1978-09-11 |
| GB1500422A (en) | 1978-02-08 |
| NL7501107A (nl) | 1975-08-04 |
| ES434314A1 (es) | 1976-12-01 |
| AT346401B (de) | 1978-11-10 |
| DE2504024A1 (de) | 1975-08-07 |
| IT1028327B (it) | 1979-01-30 |
| SE7500676L (en, 2012) | 1975-08-01 |
| BE825004A (fr) | 1975-05-15 |
| FR2260240A1 (en, 2012) | 1975-08-29 |
| FI750186A7 (en, 2012) | 1975-08-01 |
| AU7764075A (en) | 1976-07-29 |
| BR7500513A (pt) | 1975-11-11 |
| US3894269A (en) | 1975-07-08 |
| ATA68275A (de) | 1978-03-15 |
| DE2504024C3 (de) | 1979-11-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1078507A (en) | High voltage shutdown circuit responsive to excessive beam current and high voltage | |
| US4074323A (en) | Television receiver protection system | |
| US4090111A (en) | Malfunction detecting apparatus for use in a CRT deflection circuit | |
| PL132685B1 (en) | Side pincushion distortions correcting circuit | |
| CA1040301A (en) | High voltage protection circuit | |
| US3749966A (en) | High voltage hold down circuit for horizontal deflection circuit | |
| US3891892A (en) | Start-up control circuit for SCR deflection | |
| US3881135A (en) | Boost regulator with high voltage protection | |
| US4182978A (en) | Circuit for generating a sawtooth line deflection current | |
| US4042859A (en) | Horizontal deflection circuit of a television receiver with means to eliminate generation of dangerous high potential under faulty condition | |
| US3789260A (en) | High voltage protection circuit | |
| KR950005597B1 (ko) | 영상표시 장치용 보호회로 | |
| US3379924A (en) | Television deflection circuits | |
| EP0520141B1 (en) | High voltage shutdown circuit | |
| US3912971A (en) | Television display apparatus provided with a circuit arrangement for generating a sawtooth deflection current | |
| US4114072A (en) | High voltage protection circuit having predictable firing point | |
| US3906304A (en) | High voltage protection circuit | |
| CA1048638A (en) | Hysteresis voltage supply for deflection synchronizing waveform generator | |
| US4459517A (en) | Horizontal output transistor protection circuit | |
| US3411032A (en) | Transistor television deflection circuits having protection means | |
| US4149209A (en) | Over-voltage amplitude prevention circuit for high voltage and deflection generating system | |
| US3858084A (en) | Voltage protection circuit | |
| US3766314A (en) | Stabilized low voltage supply circuit in solid-state t.v. receivers | |
| US4187451A (en) | Color picture display device with a circuit for generating a screen grid voltage | |
| US3500117A (en) | Protective device for transistors for use in horizontal deflection circuits |