KR900009313U - Digitron's automatic brightness control circuit - Google Patents
Digitron's automatic brightness control circuitInfo
- Publication number
- KR900009313U KR900009313U KR2019880017465U KR880017465U KR900009313U KR 900009313 U KR900009313 U KR 900009313U KR 2019880017465 U KR2019880017465 U KR 2019880017465U KR 880017465 U KR880017465 U KR 880017465U KR 900009313 U KR900009313 U KR 900009313U
- Authority
- KR
- South Korea
- Prior art keywords
- digitron
- control circuit
- brightness control
- automatic brightness
- automatic
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/34—Indicating arrangements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019880017465U KR930000963Y1 (en) | 1988-10-28 | 1988-10-28 | Apparatus for adjusting automatically illumination of digital display |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019880017465U KR930000963Y1 (en) | 1988-10-28 | 1988-10-28 | Apparatus for adjusting automatically illumination of digital display |
Publications (2)
Publication Number | Publication Date |
---|---|
KR900009313U true KR900009313U (en) | 1990-05-04 |
KR930000963Y1 KR930000963Y1 (en) | 1993-03-02 |
Family
ID=19280675
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019880017465U KR930000963Y1 (en) | 1988-10-28 | 1988-10-28 | Apparatus for adjusting automatically illumination of digital display |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR930000963Y1 (en) |
-
1988
- 1988-10-28 KR KR2019880017465U patent/KR930000963Y1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR930000963Y1 (en) | 1993-03-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 20020227 Year of fee payment: 10 |
|
LAPS | Lapse due to unpaid annual fee |