JPS58178299U - Display brightness adjustment device - Google Patents
Display brightness adjustment deviceInfo
- Publication number
- JPS58178299U JPS58178299U JP7584982U JP7584982U JPS58178299U JP S58178299 U JPS58178299 U JP S58178299U JP 7584982 U JP7584982 U JP 7584982U JP 7584982 U JP7584982 U JP 7584982U JP S58178299 U JPS58178299 U JP S58178299U
- Authority
- JP
- Japan
- Prior art keywords
- adjustment device
- brightness adjustment
- display brightness
- response
- increases
- 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
Landscapes
- Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
- Audible And Visible Signals (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の表示輝度調節装置を示す電気回路図、第
２゛図はこの考案に係る表示輝度調節装置 ・の−例を
示す電気回路図゛である。
３・・・照明用素子、５・・・ドライバ用トランジスタ
、８・・・釦操作部、９・・・釦、１０・・・信号電圧
発生回路、１１・・・時定数回路。なお、図中同一符号
は同一もしくは相当部分を示す。FIG. 1 is an electric circuit diagram showing a conventional display brightness adjustment device, and FIG. 2 is an electric circuit diagram showing an example of the display brightness adjustment device according to the present invention. 3... Lighting element, 5... Driver transistor, 8... Button operation unit, 9... Button, 10... Signal voltage generation circuit, 11... Time constant circuit. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
素子と、上記電気棒器における釦操作部の釦操作に応動
して出力を生起する信号発生回路と、この信号発生回路
からの出力を受は際、一定時間バイアス電圧を増大させ
る時定数回路と、上記バイアス電圧の増大に応じて上記
照明用素子の輝度を上昇させる素子駆動用トランジスタ
七を備えた表示輝度調節装置。A lighting element installed in an electrical device to illuminate a required part of the device; a signal generating circuit that generates an output in response to button operation of a button operating section of the electric stick; and an output from the signal generating circuit. A display brightness adjustment device comprising: a time constant circuit that increases a bias voltage for a certain period of time; and an element driving transistor 7 that increases the brightness of the illumination element in response to an increase in the bias voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7584982U JPS58178299U (en) | 1982-05-21 | 1982-05-21 | Display brightness adjustment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7584982U JPS58178299U (en) | 1982-05-21 | 1982-05-21 | Display brightness adjustment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58178299U true JPS58178299U (en) | 1983-11-29 |
Family
ID=30085184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7584982U Pending JPS58178299U (en) | 1982-05-21 | 1982-05-21 | Display brightness adjustment device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58178299U (en) |
-
1982
- 1982-05-21 JP JP7584982U patent/JPS58178299U/en active Pending
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