JPH02131724U - - Google Patents
Info
- Publication number
- JPH02131724U JPH02131724U JP3866189U JP3866189U JPH02131724U JP H02131724 U JPH02131724 U JP H02131724U JP 3866189 U JP3866189 U JP 3866189U JP 3866189 U JP3866189 U JP 3866189U JP H02131724 U JPH02131724 U JP H02131724U
- Authority
- JP
- Japan
- Prior art keywords
- ray tube
- cathode ray
- cold cathode
- liquid crystal
- display panel
- 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.)
- Pending
Links
- 239000004973 liquid crystal related substance Substances 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
第１図はこの考案の液晶表示パネルのバツクラ
イトシステムの一実施例を示す断面図、第２図は
上記バツクライトシステムに使用する冷陰極線管
を示す側面図、第３図はこの考案の液晶表示パネ
ルのバツクライトシステムの別の実施例を示す断
面図、第４図は従来の液晶表示パネルのバツクラ
イトシステムを示す断面図である。
１……液晶表示パネル、２……散乱板、３，９
……ライトハウジング、３ａ，９ａ……反射板部
、３ｂ，９ｂ……白色塗装面、４……冷陰極線管
、５……反射層、６……発光管、９ｄ……仕切部
。
Fig. 1 is a sectional view showing an embodiment of the backlight system for a liquid crystal display panel of this invention, Fig. 2 is a side view showing a cold cathode ray tube used in the backlight system, and Fig. 3 is a liquid crystal display panel of this invention. FIG. 4 is a sectional view showing another embodiment of a backlight system for a display panel. FIG. 4 is a sectional view showing a conventional backlight system for a liquid crystal display panel. 1... Liquid crystal display panel, 2... Scattering plate, 3, 9
. . . Light housing, 3a, 9a .
Claims (1)
パネルの後面を覆つて後方からパネル後面に入射
する光の面内強度を略均一にする散乱板と、この
散乱板の後方に設けられた冷陰極線管と、上記冷
陰極線管の後方に、この冷陰極線管と平行に設け
られた反射板とを備えた液晶表示パネルのバツク
ライトシステムにおいて、 上記冷陰極線管の前方側の外周面に、冷陰極線
管が発する光を後方の反射板へ向けて反射する反
射層を設けたことを特徴とする液晶表示パネルの
バツクライトシステム。[Scope of Claim for Utility Model Registration] A scattering plate provided at the rear of the transmissive liquid crystal display panel, which covers the rear surface of the liquid crystal display panel and substantially uniformizes the in-plane intensity of light incident on the rear surface of the panel from the rear, and this scattering plate. In a backlight system for a liquid crystal display panel comprising a cold cathode ray tube provided at the rear of the cold cathode ray tube, and a reflector provided parallel to the cold cathode ray tube at the rear of the cold cathode ray tube, A backlight system for a liquid crystal display panel, characterized in that a reflective layer is provided on the outer peripheral surface of the side to reflect light emitted from a cold cathode ray tube toward a rear reflector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3866189U JPH02131724U (en) | 1989-03-31 | 1989-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3866189U JPH02131724U (en) | 1989-03-31 | 1989-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02131724U true JPH02131724U (en) | 1990-11-01 |
Family
ID=31546867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3866189U Pending JPH02131724U (en) | 1989-03-31 | 1989-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02131724U (en) |
-
1989
- 1989-03-31 JP JP3866189U patent/JPH02131724U/ja active Pending