JPS6279613U - - Google Patents
Info
- Publication number
- JPS6279613U JPS6279613U JP17080185U JP17080185U JPS6279613U JP S6279613 U JPS6279613 U JP S6279613U JP 17080185 U JP17080185 U JP 17080185U JP 17080185 U JP17080185 U JP 17080185U JP S6279613 U JPS6279613 U JP S6279613U
- Authority
- JP
- Japan
- Prior art keywords
- lamp
- resistance value
- automobile
- utility
- display device
- 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
- 238000010586 diagram Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
Description
第１図はシステム概要図、第２図は表示パネル
外観図、第３図はスイツチ部構造図、第４図はハ
ード構成図、第５図、第６図、第７図はフローチ
ヤート、第８図は特性図である。
Ｌ１……ランプ、Ｌ２……ランプ、Ｔ……駆動
トランジスタ、Ｒ２……電流検出用抵抗、４１…
…マイコン。
Figure 1 is a system overview diagram, Figure 2 is an external view of the display panel, Figure 3 is a switch structure diagram, Figure 4 is a hardware configuration diagram, Figures 5, 6, and 7 are flowcharts. Figure 8 is a characteristic diagram. L1...Lamp, L2...Lamp, T...Drive transistor, R2...Resistor for current detection, 41...
...Microcomputer.
Claims (1)
ランプ駆動素子及びマイコンを持つものにおいて
、前記ランプの抵抗値１を検出することにより、
前記ランプの通流率を制御することを特徴とする
自動車用表示装置。 ２ 実用新案登録請求の範囲第１項において、前
記ランプ点灯前に微少時間前記ランプを点灯させ
ることにより冷時の前記ランプの抵抗値２を求め
前記抵抗値１と演算を行うことにより前記通流率
を制御することを特徴とする自動車用表示装置。 ３ 実用新案登録請求の範囲第２項において、前
記通流率の制御は変曲点を持つ非線形の制御であ
ることを特徴とする自動車用表示装置。[Scope of claims for utility model registration] 1. Use of lamps for lighting in automobile display devices,
In a device having a lamp driving element and a microcomputer, by detecting the resistance value 1 of the lamp,
A display device for an automobile, characterized in that the conduction rate of the lamp is controlled. 2 Utility Model Registration In claim 1, the resistance value 2 of the lamp in a cold state is determined by lighting the lamp for a short period of time before the lamp is turned on, and the resistance value 2 is calculated with the resistance value 1. A display device for an automobile, characterized in that the rate is controlled. 3. Utility Model Registration Claim 2. The automobile display device according to claim 2, wherein the control of the conduction rate is nonlinear control having an inflection point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17080185U JPS6279613U (en) | 1985-11-08 | 1985-11-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17080185U JPS6279613U (en) | 1985-11-08 | 1985-11-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6279613U true JPS6279613U (en) | 1987-05-21 |
Family
ID=31105850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17080185U Pending JPS6279613U (en) | 1985-11-08 | 1985-11-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6279613U (en) |
-
1985
- 1985-11-08 JP JP17080185U patent/JPS6279613U/ja active Pending