JPH0197376U - - Google Patents
Info
- Publication number
- JPH0197376U JPH0197376U JP19144087U JP19144087U JPH0197376U JP H0197376 U JPH0197376 U JP H0197376U JP 19144087 U JP19144087 U JP 19144087U JP 19144087 U JP19144087 U JP 19144087U JP H0197376 U JPH0197376 U JP H0197376U
- Authority
- JP
- Japan
- Prior art keywords
- light
- display panel
- light emitting
- semi
- guide block
- 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.)
- Granted
Links
- 238000005286 illumination Methods 0.000 claims 3
- 229920002379 silicone rubber Polymers 0.000 claims 1
- 239000004945 silicone rubber Substances 0.000 claims 1
- 239000004973 liquid crystal related substance Substances 0.000 description 2
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
第１図は本考案を自動車電話機のハンドセツト
の表示パネルのバツク照明構造に適用した場合の
一実施例を示す断面図、第２図は第１図に示すハ
ンドセツトの要部平面図、第３図は第１図に示す
バツク照明構造の平面図、第４図及び第５図はそ
れぞれ本考案の他の実施例を示す表示パネルのバ
ツク照明構造の断面図、第６図はハンドセツトの
従来の表示パネルのバツク照明構造を示す断面図
、第７図は第６図に示すハンドセツトの要部平面
図、第８図は第６図に示すバツク照明構造の平面
図である。
図において、１３は液晶表示パネル（表示パネ
ル）、１４は発光ダイオード（発光素子）、１５
は導光ブロツク、１９はベースブロツク、１９ａ
は凹所、１９ｂは凹所の底面（反射面）、２０は
透明部材、２１は光半透過部材、２２は窪みをそ
れぞれ示す。
FIG. 1 is a sectional view showing an embodiment of the present invention applied to the back lighting structure of a display panel of a handset of a car phone, FIG. 2 is a plan view of the main part of the handset shown in FIG. 1, and FIG. 1 is a plan view of the back lighting structure shown in FIG. 1, FIGS. 4 and 5 are sectional views of the back lighting structure of a display panel showing other embodiments of the present invention, and FIG. 6 is a conventional display of a handset. FIG. 7 is a sectional view showing the back lighting structure of the panel, FIG. 7 is a plan view of essential parts of the handset shown in FIG. 6, and FIG. 8 is a plan view of the back lighting structure shown in FIG. In the figure, 13 is a liquid crystal display panel (display panel), 14 is a light emitting diode (light emitting element), and 15 is a liquid crystal display panel (display panel).
19 is a light guiding block, 19 is a base block, 19a
19b is a bottom surface (reflective surface) of the recess, 20 is a transparent member, 21 is a light transmissive member, and 22 is a recess.
Claims (1)
１５の内部に発光素子１４と該発光素子から発つ
せられる光を反射して表示パネルの裏面に導くた
めの反射面１９ｂとを設けた表示パネルのバツク
照明構造において、 発光素子１４の近傍の導光ブロツク１５の光出
射表面に凸レンズ状の光半透過部材２１を設けた
ことを特徴とする表示パネルのバツク照明構造。 ２ 光半透過部材２１の中心軸線が発光素子１４
から表示パネル１３の裏面に下ろした垂線と一致
するように配置されている実用新案登録請求の範
囲第１項に記載の表示パネルのバツク照明構造。 ３ 光半透過部材２１が片面凸レンズ状をなして
おり、光半透過部材２１の平坦な底面が導光ブロ
ツク１５の光出射表面上に固着されている実用新
案登録請求の範囲第１項に記載の表示パネルのバ
ツク照明構造。 ４ 光半透過部材２１が片面凸レンズ状をなして
おり、光半透過部材２１の凸面が導光ブロツク１
５の光出射表面に形成された窪み２２に固着され
て光半透過部材２１の平坦面が導光ブロツク１５
の光出射表面と同一平面を形成している実用新案
登録請求の範囲第１項に記載の表示パネルのバツ
ク照明構造。 ５ 光半透過部材２１が両面凸レンズ状をなして
おり、光半透過部材２１の一方の凸面が導光ブロ
ツク１５の光出射面に形成された窪みに固着され
て他方の凸面が導光ブロツク１５の光出射表面か
ら突出している実用新案登録請求の範囲第１項に
記載の表示パネルのバツク照明構造。 ６ 光半透過部材２１が乳白色系のシリコンゴム
からなる実用新案登録請求の範囲第１項から第５
項までのいずれか１項に記載の表示パネルのバツ
ク照明構造。[Claims for Utility Model Registration] 1. A light emitting element 14 inside a light guide block 15 provided on the back side of the display panel 13 and a reflective surface for reflecting the light emitted from the light emitting element and guiding it to the back side of the display panel. 19b, the display panel back lighting structure is characterized in that a convex lens-shaped light semi-transmissive member 21 is provided on the light exit surface of the light guiding block 15 near the light emitting element 14. . 2 The center axis of the light semi-transparent member 21 is aligned with the light emitting element 14
The back illumination structure of a display panel according to claim 1, wherein the back lighting structure is arranged so as to coincide with a perpendicular line drawn down to the back surface of the display panel 13. 3. The utility model registration claim 1, in which the light transmissive member 21 has a convex lens shape on one side, and the flat bottom surface of the light semitransparent member 21 is fixed on the light output surface of the light guide block 15. Back lighting structure of display panel. 4 The light semi-transparent member 21 has a convex lens shape on one side, and the convex surface of the light semi-transparent member 21 is connected to the light guide block 1.
The flat surface of the light transmissive member 21 is fixed to the recess 22 formed on the light emitting surface of the light guiding block 15.
The back illumination structure of a display panel according to claim 1, wherein the back illumination structure is flush with the light emitting surface of the display panel. 5. The light semi-transmissive member 21 has a convex lens shape on both sides, one convex surface of the light semi-transmissive member 21 is fixed to a recess formed in the light exit surface of the light guide block 15, and the other convex surface is fixed to the light guide block 15. A back lighting structure for a display panel according to claim 1, which projects from a light emitting surface of the display panel. 6 Utility model registration claims 1 to 5 in which the light semi-transparent member 21 is made of milky white silicone rubber
The back lighting structure of the display panel according to any one of the preceding paragraphs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987191440U JPH0544854Y2 (en) | 1987-12-18 | 1987-12-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987191440U JPH0544854Y2 (en) | 1987-12-18 | 1987-12-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0197376U true JPH0197376U (en) | 1989-06-28 |
| JPH0544854Y2 JPH0544854Y2 (en) | 1993-11-15 |
Family
ID=31482351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987191440U Expired - Lifetime JPH0544854Y2 (en) | 1987-12-18 | 1987-12-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0544854Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001311945A (en) * | 2000-05-02 | 2001-11-09 | Sony Corp | Display device and dimming pattern generation method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52146988U (en) * | 1976-04-30 | 1977-11-08 | ||
| JPS564173A (en) * | 1979-04-13 | 1981-01-17 | Suisse Horlogerie | Surface having optical guide diffusion face structure for accepted information display device |
-
1987
- 1987-12-18 JP JP1987191440U patent/JPH0544854Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52146988U (en) * | 1976-04-30 | 1977-11-08 | ||
| JPS564173A (en) * | 1979-04-13 | 1981-01-17 | Suisse Horlogerie | Surface having optical guide diffusion face structure for accepted information display device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001311945A (en) * | 2000-05-02 | 2001-11-09 | Sony Corp | Display device and dimming pattern generation method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0544854Y2 (en) | 1993-11-15 |
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