JPH0172348U - - Google Patents
Info
- Publication number
- JPH0172348U JPH0172348U JP16873587U JP16873587U JPH0172348U JP H0172348 U JPH0172348 U JP H0172348U JP 16873587 U JP16873587 U JP 16873587U JP 16873587 U JP16873587 U JP 16873587U JP H0172348 U JPH0172348 U JP H0172348U
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- emitting regions
- groove
- substrate
- alignment
- 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
- 239000000758 substrate Substances 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims 1
- 239000004065 semiconductor Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Dot-Matrix Printers And Others (AREA)
- Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
Description
第１図は本考案実施例の光プリンタ用発光ダイ
オードアレイの断面図ａと要部平面図ｂ、第２図
は１発光領域点灯時の輝度特性図である。
１……基板、２……ＰＮ接合、３……発光領域
、４……遮光膜、５……絶縁膜、６……個別電極
、７……共通電極、８……溝、９……オーミツク
電極。
FIG. 1 is a sectional view a and a plan view b of a main part of a light emitting diode array for an optical printer according to an embodiment of the present invention, and FIG. 2 is a luminance characteristic diagram when one light emitting area is lit. DESCRIPTION OF SYMBOLS 1... Substrate, 2... PN junction, 3... Light emitting region, 4... Light shielding film, 5... Insulating film, 6... Individual electrode, 7... Common electrode, 8... Groove, 9... Ohmic electrode.
Claims (1)
整列して設けられた複数の発光領域と、その発光
領域に対応する基板の裏面に発光領域の整列方向
と一致し発光領域の巾より広く設けられた溝と、
その溝の底面に設けられたオーミツク電極とを具
備した事を特徴とする光プリンタ用発光ダイオー
ドアレイ。 In a compound semiconductor substrate, a plurality of light emitting regions are arranged in alignment on the surface of the substrate, and a groove is provided on the back surface of the substrate corresponding to the light emitting regions in a direction that corresponds to the alignment direction of the light emitting regions and is wider than the width of the light emitting regions. and,
A light emitting diode array for an optical printer, characterized by comprising an ohmic electrode provided on the bottom surface of the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16873587U JPH0172348U (en) | 1987-11-04 | 1987-11-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16873587U JPH0172348U (en) | 1987-11-04 | 1987-11-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0172348U true JPH0172348U (en) | 1989-05-16 |
Family
ID=31458174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16873587U Pending JPH0172348U (en) | 1987-11-04 | 1987-11-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0172348U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04250673A (en) * | 1991-01-16 | 1992-09-07 | Toshiba Corp | Semiconductor light emitting element and manufacture thereof |
-
1987
- 1987-11-04 JP JP16873587U patent/JPH0172348U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04250673A (en) * | 1991-01-16 | 1992-09-07 | Toshiba Corp | Semiconductor light emitting element and manufacture thereof |
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