JPH0367382U - - Google Patents
Info
- Publication number
- JPH0367382U JPH0367382U JP12935889U JP12935889U JPH0367382U JP H0367382 U JPH0367382 U JP H0367382U JP 12935889 U JP12935889 U JP 12935889U JP 12935889 U JP12935889 U JP 12935889U JP H0367382 U JPH0367382 U JP H0367382U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- crystal display
- display device
- solar cell
- light guide
- 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 15
- 230000003595 spectral effect Effects 0.000 claims description 3
- 238000005286 illumination Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
第１図ないし第８図は、本考案による第１〜第
４の実施例を示し、第９図は従来技術の一例を示
すものである。第１図は第１の実施例の断面図で
、第２図は第２の実施例の断面図、第３図は太陽
電池の分光感度特性図、第４図は半透明鏡の分光
特性図、第５図、第６図は第３の実施例の断面図
、第７図は第４の実施例の断面図、第８図は第５
の実施例の断面図である。
１ａ，１ｂ……基板、２ａ，２ｂ……透明電極
、３……シール材、４……液晶、５……半透明鏡
、６ａ，６ｂ……偏光板、７……乱射板、８……
小孔、９……筐体、１０……液晶表示部、１１…
…光取入れ窓、１２……乱反射壁、１３……乱反
射床、１４……乱反射天井、１６……ライトガイ
ド、２０……太陽電池。
1 to 8 show first to fourth embodiments of the present invention, and FIG. 9 shows an example of the prior art. Fig. 1 is a sectional view of the first embodiment, Fig. 2 is a sectional view of the second embodiment, Fig. 3 is a spectral sensitivity characteristic diagram of a solar cell, and Fig. 4 is a spectral characteristic diagram of a semi-transparent mirror. , FIGS. 5 and 6 are sectional views of the third embodiment, FIG. 7 is a sectional view of the fourth embodiment, and FIG. 8 is a sectional view of the fifth embodiment.
FIG. 1a, 1b... Substrate, 2a, 2b... Transparent electrode, 3... Seal material, 4... Liquid crystal, 5... Semi-transparent mirror, 6a, 6b... Polarizing plate, 7... Scattering plate, 8...
Small hole, 9... Housing, 10... Liquid crystal display section, 11...
...Light intake window, 12...Diffuse reflection wall, 13...Diffuse reflection floor, 14...Diffuse reflection ceiling, 16...Light guide, 20...Solar cell.
Claims (1)
前記太陽電池を液晶表示部の背後に配設したこと
を特徴とする液晶表示装置。 (2) 前記液晶表示部の背後に設けられた反射板
に、複数個の小孔を設けたことを特徴とする請求
項１記載の液晶表示装置。 (3) 前記液晶表示部の反射板に替えて、半透明
鏡を設けたことを特徴とする請求項１記載の液晶
表示装置。 (4) 前記液晶表示部の半透明鏡として、主とし
て短波長の光０．４〜０．７μｍを反射し、長波
長の光０．７〜１．２μを通過する分光特性を有
することを特徴とする請求項３記載の液晶表示装
置。 (5) 太陽電池照明用光導路を設けたことを特徴
とする請求項１記載の液晶表示装置。 (6) 液晶の背後照明用および太陽電池照明用光
導路を設けたことを特徴とする請求項１記載の液
晶表示装置。 (7) 照明用光導路に、空気より屈折率の高い透
明体を内面の全反射を利用するライトガイドとし
て用いたことを特徴とする請求項５，６記載の液
晶表示装置。[Scope of claims for utility model registration] (1) In a liquid crystal display device equipped with a solar cell,
A liquid crystal display device, characterized in that the solar cell is disposed behind a liquid crystal display section. (2) The liquid crystal display device according to claim 1, wherein a plurality of small holes are provided in a reflective plate provided behind the liquid crystal display section. (3) The liquid crystal display device according to claim 1, characterized in that a semi-transparent mirror is provided in place of the reflective plate of the liquid crystal display section. (4) As a semi-transparent mirror of the liquid crystal display section, it has a spectral characteristic that mainly reflects short wavelength light of 0.4 to 0.7 μm and passes long wavelength light of 0.7 to 1.2 μm. 4. The liquid crystal display device according to claim 3. (5) The liquid crystal display device according to claim 1, further comprising a light guide path for solar cell illumination. (6) The liquid crystal display device according to claim 1, further comprising a light guide path for illuminating the back of the liquid crystal and for illuminating the solar cell. (7) The liquid crystal display device according to claim 5 or 6, wherein a transparent body having a higher refractive index than air is used as a light guide that utilizes total internal reflection in the illumination light guide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12935889U JPH0367382U (en) | 1989-11-07 | 1989-11-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12935889U JPH0367382U (en) | 1989-11-07 | 1989-11-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0367382U true JPH0367382U (en) | 1991-07-01 |
Family
ID=31676992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12935889U Pending JPH0367382U (en) | 1989-11-07 | 1989-11-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0367382U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000038020A1 (en) * | 1998-12-22 | 2000-06-29 | Citizen Watch Co., Ltd. | Timepiece |
| JP2016505874A (en) * | 2013-02-04 | 2016-02-25 | 小米科技有限▲責▼任公司Ｘｉａｏｍｉ Ｉｎｃ． | Display device and equipment |
-
1989
- 1989-11-07 JP JP12935889U patent/JPH0367382U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000038020A1 (en) * | 1998-12-22 | 2000-06-29 | Citizen Watch Co., Ltd. | Timepiece |
| JP2016505874A (en) * | 2013-02-04 | 2016-02-25 | 小米科技有限▲責▼任公司Ｘｉａｏｍｉ Ｉｎｃ． | Display device and equipment |
| US9472602B2 (en) | 2013-02-04 | 2016-10-18 | Xiaomi Inc. | Display systems and devices having array of photovoltaic material configured to absorb and convert light into electronic current |