HK4088A - Gas discharge lamp dimming system employing switching contact inputs - Google Patents
Gas discharge lamp dimming system employing switching contact inputsInfo
- Publication number
- HK4088A HK4088A HK40/88A HK4088A HK4088A HK 4088 A HK4088 A HK 4088A HK 40/88 A HK40/88 A HK 40/88A HK 4088 A HK4088 A HK 4088A HK 4088 A HK4088 A HK 4088A
- Authority
- HK
- Hong Kong
- Prior art keywords
- discharge lamp
- gas discharge
- system employing
- switching contact
- dimming system
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M5/25—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
- H02M5/257—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
- H02M5/2573—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with control circuit
- H02M5/2576—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with control circuit with digital control
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US52632283A | 1983-08-25 | 1983-08-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK4088A true HK4088A (en) | 1988-01-22 |
Family
ID=24096866
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK40/88A HK4088A (en) | 1983-08-25 | 1988-01-14 | Gas discharge lamp dimming system employing switching contact inputs |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS6084800A (en) |
KR (1) | KR890003062B1 (en) |
CA (1) | CA1225430A (en) |
DE (1) | DE3430728A1 (en) |
FR (1) | FR2551300A1 (en) |
GB (1) | GB2145587B (en) |
HK (1) | HK4088A (en) |
SG (1) | SG73887G (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2710702B2 (en) * | 1991-04-24 | 1998-02-10 | 松下電工株式会社 | Discharge lamp lighting device |
DE4231286A1 (en) * | 1992-09-18 | 1994-03-24 | Bosch Gmbh Robert | Device for igniting gas discharge lamps |
US6040661A (en) * | 1998-02-27 | 2000-03-21 | Lumion Corporation | Programmable universal lighting system |
KR20210121326A (en) | 2020-03-26 | 2021-10-08 | 최성일 | Hanji Dryer |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1185468A (en) * | 1966-12-13 | 1970-03-25 | Admel Internat Ltd | Switching Device. |
US3706913A (en) * | 1971-07-12 | 1972-12-19 | James M Malatchi | Plural channel light dimming system |
DE2450293C2 (en) * | 1974-10-23 | 1982-09-23 | Preh, Elektrofeinmechanische Werke, Jakob Preh, Nachf. Gmbh & Co, 8740 Bad Neustadt | Circuit arrangement for the remote controllable brightness control of light sources |
GB1594836A (en) * | 1977-09-27 | 1981-08-05 | Cunningham R J | Control apparatus |
CA1128604A (en) * | 1977-11-07 | 1982-07-27 | Don F. Widmayer | Energy conserving automatic light output system |
CA1112295A (en) * | 1978-03-31 | 1981-11-10 | Nabil K. Takla | Programmable lighting control system |
GB2024438B (en) * | 1978-06-30 | 1983-04-27 | Canon Kk | Electrophotographic copier |
US4233545A (en) * | 1978-09-18 | 1980-11-11 | Webster Lee R | Automatic lighting control system |
US4233498A (en) * | 1979-02-01 | 1980-11-11 | General Electric Company | Power control for appliance using high inrush current element |
US4242614A (en) * | 1979-02-26 | 1980-12-30 | General Electric Company | Lighting control system |
JPS56139035A (en) * | 1980-03-31 | 1981-10-30 | Matsushita Electric Works Ltd | Indoor load control device |
JPS5769693A (en) * | 1980-10-20 | 1982-04-28 | Hitachi Shomei Kk | Illumination controller |
US4368406A (en) * | 1980-12-29 | 1983-01-11 | Ford Motor Company | Lamp dimmer control with integral ambient sensor |
US4484295A (en) * | 1981-05-26 | 1984-11-20 | General Electric Company | Control circuit and method for varying the output of a waveform generator to gradually or rapidly vary a control signal from an initial value to a desired value |
GB2117192B (en) * | 1982-02-26 | 1986-01-02 | Transtar Limited | Lamp control circuit |
-
1984
- 1984-08-03 GB GB08419809A patent/GB2145587B/en not_active Expired
- 1984-08-16 KR KR1019840004927A patent/KR890003062B1/en not_active IP Right Cessation
- 1984-08-20 FR FR8412967A patent/FR2551300A1/en not_active Withdrawn
- 1984-08-21 DE DE19843430728 patent/DE3430728A1/en not_active Ceased
- 1984-08-24 CA CA000461785A patent/CA1225430A/en not_active Expired
- 1984-08-25 JP JP59177386A patent/JPS6084800A/en active Pending
-
1987
- 1987-09-08 SG SG738/87A patent/SG73887G/en unknown
-
1988
- 1988-01-14 HK HK40/88A patent/HK4088A/en unknown
Also Published As
Publication number | Publication date |
---|---|
KR850001655A (en) | 1985-03-30 |
SG73887G (en) | 1988-03-04 |
FR2551300A1 (en) | 1985-03-01 |
JPS6084800A (en) | 1985-05-14 |
GB2145587A (en) | 1985-03-27 |
GB2145587B (en) | 1987-06-10 |
DE3430728A1 (en) | 1985-03-07 |
GB8419809D0 (en) | 1984-09-05 |
KR890003062B1 (en) | 1989-08-19 |
CA1225430A (en) | 1987-08-11 |
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