JPS61145980U - - Google Patents
Info
- Publication number
- JPS61145980U JPS61145980U JP2962185U JP2962185U JPS61145980U JP S61145980 U JPS61145980 U JP S61145980U JP 2962185 U JP2962185 U JP 2962185U JP 2962185 U JP2962185 U JP 2962185U JP S61145980 U JPS61145980 U JP S61145980U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- crystal display
- display panel
- light
- source lamp
- 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 10
- 238000005286 illumination Methods 0.000 claims description 3
Description
第１図および第２図はこの考案の一実施例を示
す携帯用小型液晶テレビジヨン受像機の縦断側面
図および回転反射板によるランプ照明光の反射説
明図、第３図はこの考案の他の実施例を示す携帯
用小型液晶テレビジヨン受像機の縦断側面図、第
４図は従来の携帯用小型液晶テレビジヨン受像機
の縦断側面図、第５図は第４図のＡ部の拡大図で
ある。
１……受像機本体、２……表示ユニツト、３…
…液晶表示パネル、５……光源ランプ、６……光
拡散板、７……外光反射板、１０……回転反射板
、１１……放物面反射板、１２……集光レンズ、
ａ……ランプ照明光、ｂ……外光。
FIGS. 1 and 2 are a vertical sectional side view of a portable small-sized liquid crystal television receiver showing one embodiment of this invention, and an explanatory view of reflection of lamp illumination light by a rotating reflector, and FIG. 3 is an illustration of another embodiment of this invention. FIG. 4 is a longitudinal sectional side view of a small portable LCD television receiver showing an embodiment, FIG. 4 is a longitudinal sectional side view of a conventional small portable LCD television receiver, and FIG. be. 1... Receiver body, 2... Display unit, 3...
...Liquid crystal display panel, 5...Light source lamp, 6...Light diffusing plate, 7...External light reflecting plate, 10...Rotating reflecting plate, 11... Parabolic reflecting plate, 12... Condensing lens,
a...Lamp illumination light, b...Outside light.
Claims (1)
光が得られるときは外光により前記液晶表示パネ
ルを裏面側から照明し、十分な光量の外光が得ら
れないときは光源ランプを点灯させて前記液晶表
示パネルを裏面側から照明する液晶表示装置にお
いて、前記液晶表示パネルの裏面側に、この液晶
表示パネルの側方に位置させて、前記光源ランプ
からの照明光を前記液晶表示パネルの裏面に向け
て反射させる角筒状の回転反射板を設けたことを
特徴とする液晶表示装置。 A transmissive liquid crystal display panel is used, and when a sufficient amount of external light is obtained, the liquid crystal display panel is illuminated from the back side by external light, and when a sufficient amount of external light is not obtained, a light source lamp is turned on. In the liquid crystal display device in which the liquid crystal display panel is illuminated from the back side, the light source lamp is positioned on the back side of the liquid crystal display panel and on the side of the liquid crystal display panel, and the illumination light from the light source lamp is directed to the liquid crystal display panel. A liquid crystal display device characterized by being provided with a rectangular cylindrical rotating reflector that reflects light toward the back surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2962185U JPS61145980U (en) | 1985-03-01 | 1985-03-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2962185U JPS61145980U (en) | 1985-03-01 | 1985-03-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61145980U true JPS61145980U (en) | 1986-09-09 |
Family
ID=30528597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2962185U Pending JPS61145980U (en) | 1985-03-01 | 1985-03-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61145980U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0593896A (en) * | 1991-06-19 | 1993-04-16 | Sony Tektronix Corp | Liquid crystal cell type video projector device |
-
1985
- 1985-03-01 JP JP2962185U patent/JPS61145980U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0593896A (en) * | 1991-06-19 | 1993-04-16 | Sony Tektronix Corp | Liquid crystal cell type video projector device |
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