SE469456B - Foerfarande och anordning i en bildskaermsenhet foer att reducera elektriska vaexelfaelt i enhetens omgivning - Google Patents
Foerfarande och anordning i en bildskaermsenhet foer att reducera elektriska vaexelfaelt i enhetens omgivningInfo
- Publication number
- SE469456B SE469456B SE9103469A SE9103469A SE469456B SE 469456 B SE469456 B SE 469456B SE 9103469 A SE9103469 A SE 9103469A SE 9103469 A SE9103469 A SE 9103469A SE 469456 B SE469456 B SE 469456B
- Authority
- SE
- Sweden
- Prior art keywords
- signal
- display unit
- voltage
- unit
- live part
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 10
- 230000001133 acceleration Effects 0.000 claims description 30
- 239000003990 capacitor Substances 0.000 claims description 17
- 238000000576 coating method Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 230000005684 electric field Effects 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 235000015250 liver sausages Nutrition 0.000 claims 1
- XYSQXZCMOLNHOI-UHFFFAOYSA-N s-[2-[[4-(acetylsulfamoyl)phenyl]carbamoyl]phenyl] 5-pyridin-1-ium-1-ylpentanethioate;bromide Chemical compound [Br-].C1=CC(S(=O)(=O)NC(=O)C)=CC=C1NC(=O)C1=CC=CC=C1SC(=O)CCCC[N+]1=CC=CC=C1 XYSQXZCMOLNHOI-UHFFFAOYSA-N 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 9
- 229910052782 aluminium Inorganic materials 0.000 description 9
- 238000004804 winding Methods 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 238000009499 grossing Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 230000003667 anti-reflective effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000012799 electrically-conductive coating Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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
- H04N3/185—Maintaining dc voltage constant
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/003—Arrangements for eliminating unwanted electromagnetic effects, e.g. demagnetisation arrangements, shielding coils
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/0007—Elimination of unwanted or stray electromagnetic effects
- H01J2229/0015—Preventing or cancelling fields leaving the enclosure
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Details Of Television Scanning (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Picture Signal Circuits (AREA)
- Liquid Crystal Display Device Control (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9103469A SE469456B (sv) | 1991-11-22 | 1991-11-22 | Foerfarande och anordning i en bildskaermsenhet foer att reducera elektriska vaexelfaelt i enhetens omgivning |
| EP92924091A EP0613580B1 (fr) | 1991-11-22 | 1992-11-19 | Dispositif et procede pour diminuer le champ electrique alternatif produit dans le voisinage des unites de visualisation |
| PCT/SE1992/000794 WO1993010537A1 (fr) | 1991-11-22 | 1992-11-19 | Dispositif et procede pour diminuer le champ electrique alternatif produit dans leur voisinage/par des unites de visualisation |
| US08/244,400 US5614789A (en) | 1991-11-22 | 1992-11-19 | Apparatus and method of reducing varying electrical fields in video display terminals |
| ES92924091T ES2090707T3 (es) | 1991-11-22 | 1992-11-19 | Metodo y configuracion relacionado con unidades de presentacion visual para la reduccion del campo electrico alterno en las proximidades de la unidad. |
| DE69209517T DE69209517T2 (de) | 1991-11-22 | 1992-11-19 | Verfahren und anordnung für bildschirmgeräte zur verminderung des in der nähe erzeugten elektrischen wechselfelds |
| FI942361A FI106486B (fi) | 1991-11-22 | 1994-05-20 | Näyttölaitteisiin liittyvä menetelmä ja järjestely laitteen ympäristön vaihtosähkökentän pienentämiseksi |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9103469A SE469456B (sv) | 1991-11-22 | 1991-11-22 | Foerfarande och anordning i en bildskaermsenhet foer att reducera elektriska vaexelfaelt i enhetens omgivning |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| SE9103469D0 SE9103469D0 (sv) | 1991-11-22 |
| SE9103469L SE9103469L (sv) | 1993-05-23 |
| SE469456B true SE469456B (sv) | 1993-07-05 |
Family
ID=20384411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE9103469A SE469456B (sv) | 1991-11-22 | 1991-11-22 | Foerfarande och anordning i en bildskaermsenhet foer att reducera elektriska vaexelfaelt i enhetens omgivning |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5614789A (fr) |
| EP (1) | EP0613580B1 (fr) |
| DE (1) | DE69209517T2 (fr) |
| ES (1) | ES2090707T3 (fr) |
| FI (1) | FI106486B (fr) |
| SE (1) | SE469456B (fr) |
| WO (1) | WO1993010537A1 (fr) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69321156T2 (de) * | 1992-05-08 | 1999-06-02 | Hitachi Ltd | Kathodenstrahlröhre mit Ablenkjoch |
| US5689157A (en) * | 1992-05-08 | 1997-11-18 | Hitachi, Ltd. | Cathode-ray tube display unit in which unwanted radiant electric field from face plate of cathode-ray tube is decreased |
| SE500865C2 (sv) * | 1993-02-02 | 1994-09-19 | Icl Systems Ab | Anordning och förfarande vid en bildskärmsenhet för att reducera elektriska växelfält i enhetens omgivning |
| US5396151A (en) * | 1993-06-28 | 1995-03-07 | Apple Computer, Inc. | Circuit for reducing ELF electric fields radiated from CRT devices |
| GB2283646A (en) * | 1993-10-30 | 1995-05-10 | Ibm | Reducing electric field emission from a CRT display |
| GB2293299A (en) * | 1994-09-15 | 1996-03-20 | Ibm | Electric field emission reduction system |
| TW395550U (en) * | 1994-10-19 | 2000-06-21 | Hitachi Ltd | Cathode-ray tube display unit in which the unwanted radiant electric field from the face plate of cathode-ray tube is decreased |
| KR100371379B1 (ko) * | 1997-10-09 | 2003-03-26 | 주식회사 엘지이아이 | 영상표시기기의씨알티전면vlf방사전계차폐장치 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE450298B (sv) * | 1984-09-24 | 1987-06-15 | Bengt Jonsson | Anordning vid for dataterminal avsedd bildskermsenhet |
| NO873467L (no) * | 1986-12-17 | 1988-06-20 | Jonsson Teknik Ab | Anordning for avledning av elektrostatisk felt. |
| WO1989003631A1 (fr) * | 1987-10-16 | 1989-04-20 | Norad Corporation | Ecran de tube cathodique muni d'une maille a double revetement |
| FI90598C (fi) * | 1991-02-07 | 1994-02-25 | Nokia Display Products Oy | Menetelmä ja kytkentä katodisädeputken aiheuttaman haitallisen säteilyn pienentämiseksi |
| US5151635A (en) * | 1991-06-20 | 1992-09-29 | Apple Computer, Inc. | Apparatus and method for reducing the magnitude of time varying electric fields in CRT displays |
| DE4123565C1 (fr) * | 1991-07-16 | 1992-09-17 | Tandberg Data A/S, Oslo, No | |
| SE500865C2 (sv) * | 1993-02-02 | 1994-09-19 | Icl Systems Ab | Anordning och förfarande vid en bildskärmsenhet för att reducera elektriska växelfält i enhetens omgivning |
-
1991
- 1991-11-22 SE SE9103469A patent/SE469456B/sv not_active IP Right Cessation
-
1992
- 1992-11-19 ES ES92924091T patent/ES2090707T3/es not_active Expired - Lifetime
- 1992-11-19 WO PCT/SE1992/000794 patent/WO1993010537A1/fr active IP Right Grant
- 1992-11-19 US US08/244,400 patent/US5614789A/en not_active Expired - Lifetime
- 1992-11-19 DE DE69209517T patent/DE69209517T2/de not_active Expired - Fee Related
- 1992-11-19 EP EP92924091A patent/EP0613580B1/fr not_active Expired - Lifetime
-
1994
- 1994-05-20 FI FI942361A patent/FI106486B/fi not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| SE9103469L (sv) | 1993-05-23 |
| EP0613580B1 (fr) | 1996-03-27 |
| DE69209517D1 (de) | 1996-05-02 |
| US5614789A (en) | 1997-03-25 |
| FI106486B (fi) | 2001-02-15 |
| ES2090707T3 (es) | 1996-10-16 |
| FI942361A (fi) | 1994-05-20 |
| SE9103469D0 (sv) | 1991-11-22 |
| FI942361A0 (fi) | 1994-05-20 |
| DE69209517T2 (de) | 1996-10-31 |
| EP0613580A1 (fr) | 1994-09-07 |
| WO1993010537A1 (fr) | 1993-05-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NAL | Patent in force |
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| NUG | Patent has lapsed |
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