KR890004061U - 조광 제어회로 - Google Patents
조광 제어회로Info
- Publication number
- KR890004061U KR890004061U KR2019870011270U KR870011270U KR890004061U KR 890004061 U KR890004061 U KR 890004061U KR 2019870011270 U KR2019870011270 U KR 2019870011270U KR 870011270 U KR870011270 U KR 870011270U KR 890004061 U KR890004061 U KR 890004061U
- Authority
- KR
- South Korea
- Prior art keywords
- control circuit
- dimming control
- dimming
- circuit
- control
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/36—Controlling
- H05B41/38—Controlling the intensity of light
- H05B41/39—Controlling the intensity of light continuously
- H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
- H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
- H05B41/3924—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by phase control, e.g. using a triac
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/30—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019870011270U KR900002169Y1 (ko) | 1987-07-10 | 1987-07-10 | 조광 제어회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019870011270U KR900002169Y1 (ko) | 1987-07-10 | 1987-07-10 | 조광 제어회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR890004061U true KR890004061U (ko) | 1989-04-14 |
KR900002169Y1 KR900002169Y1 (ko) | 1990-03-15 |
Family
ID=19265104
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019870011270U KR900002169Y1 (ko) | 1987-07-10 | 1987-07-10 | 조광 제어회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR900002169Y1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100402796B1 (ko) * | 2001-09-29 | 2003-10-22 | 삼성전자주식회사 | 정전기 제거수단을 구비한 급지장치 |
-
1987
- 1987-07-10 KR KR2019870011270U patent/KR900002169Y1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR900002169Y1 (ko) | 1990-03-15 |
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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 | ||
LAPS | Lapse due to unpaid annual fee |