KR0142824B1 - 유해전자파 흡수기능을 가지는 화상 표시장치 - Google Patents
유해전자파 흡수기능을 가지는 화상 표시장치Info
- Publication number
- KR0142824B1 KR0142824B1 KR1019940003585A KR19940003585A KR0142824B1 KR 0142824 B1 KR0142824 B1 KR 0142824B1 KR 1019940003585 A KR1019940003585 A KR 1019940003585A KR 19940003585 A KR19940003585 A KR 19940003585A KR 0142824 B1 KR0142824 B1 KR 0142824B1
- Authority
- KR
- South Korea
- Prior art keywords
- electromagnetic wave
- image display
- wave absorbing
- harmful
- display apparatus
- Prior art date
Links
- 230000009931 harmful effect Effects 0.000 claims abstract description 14
- 239000011159 matrix material Substances 0.000 claims abstract description 11
- 238000010521 absorption reaction Methods 0.000 claims abstract 3
- 239000011358 absorbing material Substances 0.000 claims description 12
- 239000000843 powder Substances 0.000 claims description 9
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 229910052748 manganese Inorganic materials 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 229910000859 α-Fe Inorganic materials 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims 1
- 238000009125 cardiac resynchronization therapy Methods 0.000 abstract description 8
- 238000010894 electron beam technology Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 230000005856 abnormality Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 229920003051 synthetic elastomer Polymers 0.000 description 2
- 239000005061 synthetic rubber Substances 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 239000004111 Potassium silicate Substances 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 1
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 1
- 208000003464 asthenopia Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229910052913 potassium silicate Inorganic materials 0.000 description 1
- NNHHDJVEYQHLHG-UHFFFAOYSA-N potassium silicate Chemical compound [K+].[K+].[O-][Si]([O-])=O NNHHDJVEYQHLHG-UHFFFAOYSA-N 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
Classifications
-
- 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
- H01J29/86—Vessels; Containers; Vacuum locks
- H01J29/88—Vessels; Containers; Vacuum locks provided with coatings on the walls thereof; Selection of materials for the coatings
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Description
Claims (5)
- 브라운관을 이용한 화상표시장치에 있어서, 상기 브라운관의 패널 내면에 형성되는 블랙매트릭스상에 전자파 흡수물질을 포함하는 전자파 흡수층을 형성하고, 상기 전자파 흡수층상에 형광체를 도포하는 것을 특징으로 하는 유해 전자파 흡수기능을 가지는 화상표시장치.
- 제1항에 있어서, 상기 전자파 흡수물질이 페라이트 분체로 된 것을 특징으로 하는 유해 전자파 흡수기능을 가지는 화상 표시장치.
- 제2항에 있어서, 상기 페라이트 분체가 Fe, Mn, Mg, Zn, Ni중의 적어도 어느 하나 이상이 포함된 혼합물 분체인 것을 특징으로 하는 유해 전자파 흡수기능을 가지는 화상 표시장치.
- 제1항에 있어서, 상기 전자파 흡수물질이 Fe, Mn, Co, Cr중의 적어도 어느 하나이상이 포함된 혼합물 분체인 것을 특징으로 하는 유해 전자파 흡수기능을 가지는 화상 표시장치.
- 제1항에 있어서, 상기 전자파 흡수물질중 입경 1㎛이하의 것이 30wt% 이상인 것을 특징으로 하는 유해 전자파 흡수기능을 가지는 화상 표시장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940003585A KR0142824B1 (ko) | 1994-02-26 | 1994-02-26 | 유해전자파 흡수기능을 가지는 화상 표시장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940003585A KR0142824B1 (ko) | 1994-02-26 | 1994-02-26 | 유해전자파 흡수기능을 가지는 화상 표시장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950025816A KR950025816A (ko) | 1995-09-18 |
KR0142824B1 true KR0142824B1 (ko) | 1998-07-15 |
Family
ID=19377881
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940003585A KR0142824B1 (ko) | 1994-02-26 | 1994-02-26 | 유해전자파 흡수기능을 가지는 화상 표시장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR0142824B1 (ko) |
-
1994
- 1994-02-26 KR KR1019940003585A patent/KR0142824B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR950025816A (ko) | 1995-09-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US3886394A (en) | Image display employing filter coated phosphor particles | |
US3879627A (en) | Display tube with neutral density filtration | |
US4245242A (en) | Contrast enhancement of multicolor displays | |
US3873868A (en) | Display tube with color selective filtration | |
KR100199557B1 (ko) | 플리커리스 브라운관용 형광막 및 그 제조 방법 | |
US3610994A (en) | Cathode-ray tubes of television type for x-rays protection | |
KR0142824B1 (ko) | 유해전자파 흡수기능을 가지는 화상 표시장치 | |
DE3308359C2 (ko) | ||
KR0156497B1 (ko) | 유해전자파 흡수기능을 가지는 화상 표시장치 | |
US3638060A (en) | Phosphor display screen and filter including platinum and manganese chloride derivatives of tetraphenylporphin | |
KR0142823B1 (ko) | 유해전자파 흡수기능을 가지는 화상 표시장치 | |
KR0183473B1 (ko) | 유해전자파 흡수기능을 가지는 화상 표시장치 | |
KR0183472B1 (ko) | 유해전자파 흡수기능을 가지는 화상 표시장치 | |
KR0183474B1 (ko) | 유해전자파 흡수기능을 가지는 화상 표시장치 | |
JPS601733B2 (ja) | 光源用陰極線管 | |
JP2637130B2 (ja) | カラー受像管蛍光面の形成方法 | |
US5871873A (en) | Method of manufacturing a color display device comprising color-filter layers | |
GB2024238A (en) | Ray image converter | |
US6094005A (en) | Color cathode ray tube having fluorescent substance particles with wave length selective layer | |
EP0883155B1 (en) | Colour picture tube | |
JPS5931826B2 (ja) | カラ−表示管 | |
Bathelt et al. | An experimental fluorescent screen in direct-viewing tubes for colour television | |
DE19620201A1 (de) | Scharzmatrix und Leuchtstoffraster für eine Farbbildröhre und Verfahren zur Herstellung derselben | |
KR0130371B1 (ko) | 칼라 음극선관의 유해전자파 차폐구조 | |
KR950026295A (ko) | 유해전자파 흡수기능을 가지는 화상 표시장치 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19940226 |
|
A201 | Request for examination | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 19950429 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 19940226 Comment text: Patent Application |
|
PG1501 | Laying open of application | ||
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 19980325 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 19980403 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 19980403 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20010329 Start annual number: 4 End annual number: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20020326 Start annual number: 5 End annual number: 5 |
|
PR1001 | Payment of annual fee |
Payment date: 20030327 Start annual number: 6 End annual number: 6 |
|
PR1001 | Payment of annual fee |
Payment date: 20040322 Start annual number: 7 End annual number: 7 |
|
FPAY | Annual fee payment |
Payment date: 20050314 Year of fee payment: 8 |
|
PR1001 | Payment of annual fee |
Payment date: 20050314 Start annual number: 8 End annual number: 8 |
|
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |
Termination category: Default of registration fee Termination date: 20070310 |