CA2788742C - Lighting device with optical pulsation suppression by polyphase-driven electric energy - Google Patents
Lighting device with optical pulsation suppression by polyphase-driven electric energy Download PDFInfo
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- CA2788742C CA2788742C CA2788742A CA2788742A CA2788742C CA 2788742 C CA2788742 C CA 2788742C CA 2788742 A CA2788742 A CA 2788742A CA 2788742 A CA2788742 A CA 2788742A CA 2788742 C CA2788742 C CA 2788742C
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- 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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
Abstract
The present invention relies on polyphase alternating current power with phase difference or direct current power rectified from polyphase alternating current power to drive a common -electric-driven luminous body, or to separately drive adjacently installed individual electric-driven luminous bodies so that the pulsation of the outwardly projected light is reduced.
Description
TITLE: LIGHTING DEVICE WITH OPTICAL PULSATION
SUPPRESSION BY POLYPHASE-DRIVEN ELECTRIC
ENERGY
BACKGROUND OF THE INVENTION
(a) Field of the invention The present invention relates to a method of reducing the pulsation rate of the luminous brightness following the alternating current power voltage of an electric-driven luminous body which directly uses alternating current power by means of polyphase-driven electric energy.
(b) Description of the Prior Art The deficiency of traditional alternating current lamps lies in their discontinuous light optical pulsation caused by alternating current power pulsation SUMMARY OF THE INVENTION
The present invention relies on polyphase alternating current power with phase difference or direct current power rectified from polyphase alternating current power to drive a common -electric-driven luminous body, or to separately drive adjacently installed individual electric-driven luminous bodies so that the pulsation of the outwardly projected light is reduced.
In accordance with an aspect of the present invention, there is provided a lighting device with optical pulsation suppression by polyphase-driven electric energy, the lighting device being supplied with electric power from a three-phase alternating current power line including a first wire (R), a second wire (S), a third wire (T), comprising: a first full-wave bridge rectifier (802), wherein a first alternating current input end of the first full-wave bridge rectifier (802) is connected to the first wire (R), and a second alternating current input end of the full-wave bridge rectifier (802) is connected to the second wire (S) through a first series-connected current limiting component (Z10); a second full-wave bridge rectifier (803), wherein a first alternating current input end of the second full-wave bridge rectifier (803) is connected to the second wire (S), and a second alternating current input end of the second full-wave bridge rectifier (803) is connected to the third wire (T) through a second series-connected current limiting component (Z10); a third full-wave bridge rectifier (804), wherein a first alternating current input end of the third full-wave bridge rectifier (804) is connected to the third wire (T), and a second alternating current input end of the full-wave bridge rectifier (804) is connected to the first wire (R) through a third series-connected current limiting component (Z10), wherein the first, second, and third full-wave bridge rectifiers (802, 803, 804) have direct current positive output ends connected in parallel and direct current negative output ends connected in parallel to drive a direct current driven luminous body (2000).
In accordance with another aspect of the present invention, there is provided a lighting device with optical pulsation suppression by polyphase-driven electric energy, the lighting device being supplied with electric power from a three-phase four-wire alternating current power line including a first wire (R), a second wire (S), a third wire (T), and a neutral wire (N), comprising: a first full-wave bridge rectifier (802) and a first current limiting component (Z10) having one end connected with the first alternating current input end of the first full-wave bridge rectifier (802), a second end of the first current limiting component (Z10) being connected to the first wire (R), and a second alternating current end of the first full-wave bridge rectifier (802) being connected to the neutral wire (N); a second full-wave bridge rectifier (803) and a second current limiting component (Z10) having one end connected with the first alternating current input end of the second full-wave bridge rectifier (803), a second
SUPPRESSION BY POLYPHASE-DRIVEN ELECTRIC
ENERGY
BACKGROUND OF THE INVENTION
(a) Field of the invention The present invention relates to a method of reducing the pulsation rate of the luminous brightness following the alternating current power voltage of an electric-driven luminous body which directly uses alternating current power by means of polyphase-driven electric energy.
(b) Description of the Prior Art The deficiency of traditional alternating current lamps lies in their discontinuous light optical pulsation caused by alternating current power pulsation SUMMARY OF THE INVENTION
The present invention relies on polyphase alternating current power with phase difference or direct current power rectified from polyphase alternating current power to drive a common -electric-driven luminous body, or to separately drive adjacently installed individual electric-driven luminous bodies so that the pulsation of the outwardly projected light is reduced.
In accordance with an aspect of the present invention, there is provided a lighting device with optical pulsation suppression by polyphase-driven electric energy, the lighting device being supplied with electric power from a three-phase alternating current power line including a first wire (R), a second wire (S), a third wire (T), comprising: a first full-wave bridge rectifier (802), wherein a first alternating current input end of the first full-wave bridge rectifier (802) is connected to the first wire (R), and a second alternating current input end of the full-wave bridge rectifier (802) is connected to the second wire (S) through a first series-connected current limiting component (Z10); a second full-wave bridge rectifier (803), wherein a first alternating current input end of the second full-wave bridge rectifier (803) is connected to the second wire (S), and a second alternating current input end of the second full-wave bridge rectifier (803) is connected to the third wire (T) through a second series-connected current limiting component (Z10); a third full-wave bridge rectifier (804), wherein a first alternating current input end of the third full-wave bridge rectifier (804) is connected to the third wire (T), and a second alternating current input end of the full-wave bridge rectifier (804) is connected to the first wire (R) through a third series-connected current limiting component (Z10), wherein the first, second, and third full-wave bridge rectifiers (802, 803, 804) have direct current positive output ends connected in parallel and direct current negative output ends connected in parallel to drive a direct current driven luminous body (2000).
In accordance with another aspect of the present invention, there is provided a lighting device with optical pulsation suppression by polyphase-driven electric energy, the lighting device being supplied with electric power from a three-phase four-wire alternating current power line including a first wire (R), a second wire (S), a third wire (T), and a neutral wire (N), comprising: a first full-wave bridge rectifier (802) and a first current limiting component (Z10) having one end connected with the first alternating current input end of the first full-wave bridge rectifier (802), a second end of the first current limiting component (Z10) being connected to the first wire (R), and a second alternating current end of the first full-wave bridge rectifier (802) being connected to the neutral wire (N); a second full-wave bridge rectifier (803) and a second current limiting component (Z10) having one end connected with the first alternating current input end of the second full-wave bridge rectifier (803), a second
2 end of the second current limiting component (Z10) being connected to the second wire (S), and a second alternating current end of the second full-wave bridge rectifier (803) being connected to the neutral wire (N); a third full-wave bridge rectifier (804) and a third current limiting component (Z10) having one end connected with the first alternating current input end of the third full-wave bridge rectifier (804), a second end of the third current limiting component (Z10) being connected to the third wire (T), and a second alternating current end of the third full-wave bridge rectifier (804) being connected to the neutral wire (N), wherein the first, second, and third full-wave bridge rectifiers (802, 803, 804) have direct current positive output ends connected in parallel and direct current negative output ends connected in parallel to drive a direct current driven luminous body (2000).
BRIEF DESCRIPTION OF THE DRAWINGS
FIG. 1 is the optical pulsation oscillogram of the traditional single phase alternating current power or alternating current full wave-rectified direct current directly driving the electric-driven luminous body.
FIG 2 is the circuit diagram in which each phase of the three-phase alternating current power being individually connected in parallel with a circuit device in series connected by the current limit component (Z10) and the alternative current terminal of single-phase bridge rectifier, then the direct current output terminal of the single-phase bridge rectifier of each phase being homo-polar connected in parallel for jointly driving the direct current electric-driven luminous body (2000).
FIG 3 is the circuit diagram in which a circuit device in series connected to the current limit component (Z10) and the alternative current terminal of single-phase bridge rectifier being individually installed between the R, S. and T lines of the three phase four wire alternating current power and the neutral line (N) of the three phase four wire
BRIEF DESCRIPTION OF THE DRAWINGS
FIG. 1 is the optical pulsation oscillogram of the traditional single phase alternating current power or alternating current full wave-rectified direct current directly driving the electric-driven luminous body.
FIG 2 is the circuit diagram in which each phase of the three-phase alternating current power being individually connected in parallel with a circuit device in series connected by the current limit component (Z10) and the alternative current terminal of single-phase bridge rectifier, then the direct current output terminal of the single-phase bridge rectifier of each phase being homo-polar connected in parallel for jointly driving the direct current electric-driven luminous body (2000).
FIG 3 is the circuit diagram in which a circuit device in series connected to the current limit component (Z10) and the alternative current terminal of single-phase bridge rectifier being individually installed between the R, S. and T lines of the three phase four wire alternating current power and the neutral line (N) of the three phase four wire
3 alternating current power, then the direct current output terminal of the single-phase bridge rectifier of each phase being homo-polar connected in parallel for jointly driving the direct current electric-driven luminous body (2000).
DESCRIPTION OF MAIN COMPONENT SYMBOLS
2000: Direct current electric-driven luminous body 802, 803, 804: Single phase bridge rectifiers a: Alternating Current power wave form b: Wave form of direct current rectified from alternating current c: Optical pulsation wave form of electric-driven luminous body N: Neutral line R, S, T: Three-phase alternating current power lines Z10: Current limit component DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS
The deficiency of traditional alternating current lamps lies in their discontinuous light optical pulsation caused by alternating current power pulsation.
The present invention relies on polyphase alternating current power with phase difference or direct current power rectified from polyphase alternating current power to drive a common -electric-driven luminous body, or to separately drive adjacently installed individual electric-driven luminous bodies so that the pulsation of the outwardly projected light is reduced.
FIG 1 is the optical pulsation oscillogram of the traditional single phase alternating current power or alternating current full wave-rectified direct current directly driving the electric-driven luminous body.
As shown in FIG 1, a is alternating current power wave form, b is wave form of direct current rectified from alternating current, and c is
DESCRIPTION OF MAIN COMPONENT SYMBOLS
2000: Direct current electric-driven luminous body 802, 803, 804: Single phase bridge rectifiers a: Alternating Current power wave form b: Wave form of direct current rectified from alternating current c: Optical pulsation wave form of electric-driven luminous body N: Neutral line R, S, T: Three-phase alternating current power lines Z10: Current limit component DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS
The deficiency of traditional alternating current lamps lies in their discontinuous light optical pulsation caused by alternating current power pulsation.
The present invention relies on polyphase alternating current power with phase difference or direct current power rectified from polyphase alternating current power to drive a common -electric-driven luminous body, or to separately drive adjacently installed individual electric-driven luminous bodies so that the pulsation of the outwardly projected light is reduced.
FIG 1 is the optical pulsation oscillogram of the traditional single phase alternating current power or alternating current full wave-rectified direct current directly driving the electric-driven luminous body.
As shown in FIG 1, a is alternating current power wave form, b is wave form of direct current rectified from alternating current, and c is
4 optical pulsation wave form of electric-driven luminous body; if the electric energy input is a bidirectional pulsating electric energy with a bidirectional non-sinusoidal wave, the improvement function is also the same.
FIG 2 is the circuit diagram in which each phase of the three-phase alternating current power being individually connected in parallel with a circuit device in series connected by the current limit component (Z10) and the alternative current terminal of single-phase bridge rectifier, then the direct current output terminal of the single-phase bridge rectifier of each phase being homo-polar connected in parallel for jointly driving the direct current electric-driven luminous body (2000); as shown in FIG. 2, it mainly consists of:
-- Direct current electric-driven luminous body (2000): constituted by a solid state luminous body driven by two or more than two alternative current powers, including foundational light emitting units configured by light emitting diodes or organic light emitting diodes and driven by the direct current power, or other solid state luminous bodies capable of being driven by the direct current power;
The current limit component (Z10) is connected in series with the alternative current terminal of the single phase bridge rectifier (804), then connected in parallel between the three-phase alternating current power line R and the three-phase alternating current power line T;
The current limit component (Z10) is connected in series with the alternative current terminal of the single phase bridge rectifier (802), then connected in parallel between the three-phase alternating current power line S and the three-phase alternating current power line R;
The current limit component (Z10) is connected in series with the alternative terminal of the single phase bridge rectifier (803), then connected in parallel between the three-phase alternating current power line T and the three-phase alternating current power line S,
FIG 2 is the circuit diagram in which each phase of the three-phase alternating current power being individually connected in parallel with a circuit device in series connected by the current limit component (Z10) and the alternative current terminal of single-phase bridge rectifier, then the direct current output terminal of the single-phase bridge rectifier of each phase being homo-polar connected in parallel for jointly driving the direct current electric-driven luminous body (2000); as shown in FIG. 2, it mainly consists of:
-- Direct current electric-driven luminous body (2000): constituted by a solid state luminous body driven by two or more than two alternative current powers, including foundational light emitting units configured by light emitting diodes or organic light emitting diodes and driven by the direct current power, or other solid state luminous bodies capable of being driven by the direct current power;
The current limit component (Z10) is connected in series with the alternative current terminal of the single phase bridge rectifier (804), then connected in parallel between the three-phase alternating current power line R and the three-phase alternating current power line T;
The current limit component (Z10) is connected in series with the alternative current terminal of the single phase bridge rectifier (802), then connected in parallel between the three-phase alternating current power line S and the three-phase alternating current power line R;
The current limit component (Z10) is connected in series with the alternative terminal of the single phase bridge rectifier (803), then connected in parallel between the three-phase alternating current power line T and the three-phase alternating current power line S,
5 --Current limit component (Z10): constituted by one or more than one of the following circuit structures, including:
1) At least one or more than one of the resistant impedance component, inductive impedance component and capacitor impedance component being connected in series, in parallel, or in series and parallel;
2) a fixed-current or limited-current control circuit configured by a solid state semi-conductive circuit for controlling the light emitting unit in an analog or chopping manner.
FIG 3 is the circuit diagram in which a circuit device in series connected to the current limit component (Z10) and the alternative current terminal of single-phase bridge rectifier being individually installed between the R, S, and T lines of the three phase four wire alternating current power and the neutral line (N) of the three phase four wire alternating current power, then the direct current output terminal of the single-phase bridge rectifier of each phase being homo-polar connected in parallel for jointly driving the direct current electric-driven luminous body (2000); as shown in FIG. 3, it mainly consists of:
-- Direct current electric driven luminous body (2000): constituted by a solid state luminous body driven by two or more than two alternative current powers, including foundational light emitting units configured by light emitting diodes or organic light emitting diodes and driven by the direct current power, or other solid state luminous bodies capable of being driven by the direct current power;
The current limit component (Z10) is connected in series with the alternative current terminal of the single phase bridge rectifier (802), then connected in parallel between the three-phase four-wire alternating current power line R and the neutral line N of the three-phase four-wire alternating current power;
The current limit component (Z10) is connected in series with the alternative current terminal of the single phase bridge rectifier (803), then
1) At least one or more than one of the resistant impedance component, inductive impedance component and capacitor impedance component being connected in series, in parallel, or in series and parallel;
2) a fixed-current or limited-current control circuit configured by a solid state semi-conductive circuit for controlling the light emitting unit in an analog or chopping manner.
FIG 3 is the circuit diagram in which a circuit device in series connected to the current limit component (Z10) and the alternative current terminal of single-phase bridge rectifier being individually installed between the R, S, and T lines of the three phase four wire alternating current power and the neutral line (N) of the three phase four wire alternating current power, then the direct current output terminal of the single-phase bridge rectifier of each phase being homo-polar connected in parallel for jointly driving the direct current electric-driven luminous body (2000); as shown in FIG. 3, it mainly consists of:
-- Direct current electric driven luminous body (2000): constituted by a solid state luminous body driven by two or more than two alternative current powers, including foundational light emitting units configured by light emitting diodes or organic light emitting diodes and driven by the direct current power, or other solid state luminous bodies capable of being driven by the direct current power;
The current limit component (Z10) is connected in series with the alternative current terminal of the single phase bridge rectifier (802), then connected in parallel between the three-phase four-wire alternating current power line R and the neutral line N of the three-phase four-wire alternating current power;
The current limit component (Z10) is connected in series with the alternative current terminal of the single phase bridge rectifier (803), then
6 connected in parallel between the three-phase four-wire alternating current power line S and the neutral line N of the three-phase four-wire alternating current power;
The current limit component (Z10) is connected in series with the alternative current terminal of the single phase bridge rectifier (804), then connected in parallel between the three-phase four-wire alternating current power line T and the neutral line N of the three-phase four-wire alternating current power;
--Current limit component (Z10): constituted by one or more than one of the following circuit structures, including:
1) at least one or more than one of the resistant impedance component, inductive impedance component and capacitor impedance component being connected in series, in parallel, or in series and parallel;
2) a fixed-current or limited-current control circuit configured by a solid state semi-conductive circuit for controlling the light emitting unit in an analog or chopping manner.
The current limit component (Z10) is connected in series with the alternative current terminal of the single phase bridge rectifier (804), then connected in parallel between the three-phase four-wire alternating current power line T and the neutral line N of the three-phase four-wire alternating current power;
--Current limit component (Z10): constituted by one or more than one of the following circuit structures, including:
1) at least one or more than one of the resistant impedance component, inductive impedance component and capacitor impedance component being connected in series, in parallel, or in series and parallel;
2) a fixed-current or limited-current control circuit configured by a solid state semi-conductive circuit for controlling the light emitting unit in an analog or chopping manner.
7
Claims (8)
1. A lighting device with optical pulsation suppression by polyphase-driven electric energy, the lighting device being supplied with electric power from a three-phase alternating current power line including a first wire (R), a second wire (S), a third wire (T), comprising:
a first full-wave bridge rectifier (802), wherein a first alternating current input end of the first full-wave bridge rectifier (802) is connected to the first wire (R), and a second alternating current input end of the full-wave bridge rectifier (802) is connected to the second wire (S) through a first series-connected current limiting component (Z10);
a second full-wave bridge rectifier (803), wherein a first alternating current input end of the second full-wave bridge rectifier (803) is connected to the second wire (S), and a second alternating current input end of the second full-wave bridge rectifier (803) is connected to the third wire (T) through a second series-connected current limiting component (Z10);
a third full-wave bridge rectifier (804), wherein a first alternating current input end of the third full-wave bridge rectifier (804) is connected to the third wire (T), and a second alternating current input end of the full-wave bridge rectifier (804) is connected to the first wire (R) through a third series-connected current limiting component (Z10), wherein the first, second, and third full-wave bridge rectifiers (802, 803, 804) have direct current positive output ends connected in parallel and direct current negative output ends connected in parallel to drive a direct current driven luminous body (2000).
a first full-wave bridge rectifier (802), wherein a first alternating current input end of the first full-wave bridge rectifier (802) is connected to the first wire (R), and a second alternating current input end of the full-wave bridge rectifier (802) is connected to the second wire (S) through a first series-connected current limiting component (Z10);
a second full-wave bridge rectifier (803), wherein a first alternating current input end of the second full-wave bridge rectifier (803) is connected to the second wire (S), and a second alternating current input end of the second full-wave bridge rectifier (803) is connected to the third wire (T) through a second series-connected current limiting component (Z10);
a third full-wave bridge rectifier (804), wherein a first alternating current input end of the third full-wave bridge rectifier (804) is connected to the third wire (T), and a second alternating current input end of the full-wave bridge rectifier (804) is connected to the first wire (R) through a third series-connected current limiting component (Z10), wherein the first, second, and third full-wave bridge rectifiers (802, 803, 804) have direct current positive output ends connected in parallel and direct current negative output ends connected in parallel to drive a direct current driven luminous body (2000).
2. A lighting device with optical pulsation suppression by polyphase-driven electric energy as claimed in claim 1 , wherein the first, second, and third impedance devices each includes at least one of the following impedance devices:
(a) a resistive impedance device;
(b) a capacitive impedance device;
(c) an inductive impedance device; and (d) a constant or limited current control circuit for controlling a solid state light emitting unit in an analog or chopping manner.
(a) a resistive impedance device;
(b) a capacitive impedance device;
(c) an inductive impedance device; and (d) a constant or limited current control circuit for controlling a solid state light emitting unit in an analog or chopping manner.
3. A lighting device with optical pulsation suppression by polyphase-driven electric energy as claimed in claim 1, wherein the direct current driven luminous body (2000) includes at least one solid state luminous device.
4. A lighting device with optical pulsation suppression by polyphase-driven electric energy as claimed in claim 3, wherein the at least one solid state luminous device includes at least one LED or organic LED.
5. A lighting device with optical pulsation suppression by polyphase-driven electric energy, the lighting device being supplied with electric power from a three-phase four-wire alternating current power line including a first wire (R), a second wire (S), a third wire (T), and a neutral wire (N), comprising:
a first full-wave bridge rectifier (802) and a first current limiting component (Z10) having one end connected with the first alternating current input end of the first full-wave bridge rectifier (802), a second end of the first current limiting component (Z10) being connected to the first wire (R), and a second alternating current end of the first full-wave bridge rectifier (802) being connected to the neutral wire (N);
a second full-wave bridge rectifier (803) and a second current limiting component (Z10) having one end connected with the first alternating current input end of the second full-wave bridge rectifier (803), a second end of the second current limiting component (Z10) being connected to the second wire (S), and a second alternating current end of the second full-wave bridge rectifier (803) being connected to the neutral wire (N);
a third full-wave bridge rectifier (804) and a third current limiting component (Z10) having one end connected with the first alternating current input end of the third full-wave bridge rectifier (804), a second end of the third current limiting component (Z10) being connected to the third wire (T), and a second alternating current end of the third full-wave bridge rectifier (804) being connected to the neutral wire (N), wherein the first, second, and third full-wave bridge rectifiers (802, 803, 804) have direct current positive output ends connected in parallel and direct current negative output ends connected in parallel to drive a direct current driven luminous body (2000).
a first full-wave bridge rectifier (802) and a first current limiting component (Z10) having one end connected with the first alternating current input end of the first full-wave bridge rectifier (802), a second end of the first current limiting component (Z10) being connected to the first wire (R), and a second alternating current end of the first full-wave bridge rectifier (802) being connected to the neutral wire (N);
a second full-wave bridge rectifier (803) and a second current limiting component (Z10) having one end connected with the first alternating current input end of the second full-wave bridge rectifier (803), a second end of the second current limiting component (Z10) being connected to the second wire (S), and a second alternating current end of the second full-wave bridge rectifier (803) being connected to the neutral wire (N);
a third full-wave bridge rectifier (804) and a third current limiting component (Z10) having one end connected with the first alternating current input end of the third full-wave bridge rectifier (804), a second end of the third current limiting component (Z10) being connected to the third wire (T), and a second alternating current end of the third full-wave bridge rectifier (804) being connected to the neutral wire (N), wherein the first, second, and third full-wave bridge rectifiers (802, 803, 804) have direct current positive output ends connected in parallel and direct current negative output ends connected in parallel to drive a direct current driven luminous body (2000).
6. A lighting device with optical pulsation suppression by polyphase-driven electric energy as claimed in claim 5, wherein the first, second, and third impedance devices each includes at least one of the following impedance devices:
(a) a resistive impedance device;
(b) a capacitive impedance device;
(c) an inductive impedance device; and (d) a constant or limited current control circuit for controlling a solid state light emitting unit in an analog or chopping manner.
(a) a resistive impedance device;
(b) a capacitive impedance device;
(c) an inductive impedance device; and (d) a constant or limited current control circuit for controlling a solid state light emitting unit in an analog or chopping manner.
7. A lighting device with optical pulsation suppression by polyphase-driven electric energy as claimed in claim 5, wherein the direct current driven luminous body (2000) includes at least one solid state luminous device.
8. A lighting device with optical pulsation suppression by polyphase-driven electric energy as claimed in claim 7, wherein the at least one solid state luminous device includes at least one LED or organic LED.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/226,632 US9066378B2 (en) | 2009-06-29 | 2011-09-07 | Lighting device with optical pulsation suppression by polyphase-driven electric energy |
| US13/226,632 | 2011-09-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2788742A1 CA2788742A1 (en) | 2013-03-07 |
| CA2788742C true CA2788742C (en) | 2019-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2788742A Active CA2788742C (en) | 2011-09-07 | 2012-09-05 | Lighting device with optical pulsation suppression by polyphase-driven electric energy |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP2568773B1 (en) |
| JP (1) | JP5959375B2 (en) |
| CN (2) | CN202759652U (en) |
| AU (1) | AU2012216721B2 (en) |
| BR (1) | BR102012022624B1 (en) |
| CA (1) | CA2788742C (en) |
| SG (1) | SG188735A1 (en) |
| TW (2) | TWM460477U (en) |
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| CA2788742C (en) * | 2011-09-07 | 2019-03-05 | Tai-Her Yang | Lighting device with optical pulsation suppression by polyphase-driven electric energy |
| WO2015070361A1 (en) * | 2013-11-15 | 2015-05-21 | 钰瀚科技股份有限公司 | Led illuminating device using multiphase alternating current power supply |
| CN103731964A (en) * | 2014-01-17 | 2014-04-16 | 北京大学东莞光电研究院 | Integrated packaging light source structure of three-phase alternating-current driven LED |
| GB2548209B (en) * | 2016-03-07 | 2018-03-21 | Intelligent Growth Solutions Ltd | Controllable power and lighting system |
| DE102016012061B4 (en) | 2016-09-29 | 2018-09-06 | Helge Brüggemann | Method and arrangement for operating a semiconductor light source on a 3-phase alternating voltage |
| CN113708653A (en) * | 2020-05-21 | 2021-11-26 | 中国航天科工飞航技术研究院（中国航天海鹰机电技术研究院） | Harmonic generation rectifier and vehicle-mounted power supply system |
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| CN101989817B (en) * | 2009-07-29 | 2014-12-03 | 通用电气公司 | Three-phase LED power supply |
| JP2011077009A (en) * | 2009-10-02 | 2011-04-14 | Fujisaki Denki Kk | Lighting system of tunnel |
| CN101741264A (en) * | 2009-11-22 | 2010-06-16 | 杨义根 | Three-phase power supply way of single-phase electric utensil |
| CN101908828A (en) * | 2010-07-27 | 2010-12-08 | 中国科学院等离子体物理研究所 | Novel circuit topological structure of high-power four-quadrant rectifier |
| CA2788742C (en) * | 2011-09-07 | 2019-03-05 | Tai-Her Yang | Lighting device with optical pulsation suppression by polyphase-driven electric energy |
-
2012
- 2012-09-05 CA CA2788742A patent/CA2788742C/en active Active
- 2012-09-05 SG SG2012065959A patent/SG188735A1/en unknown
- 2012-09-06 BR BR102012022624-3A patent/BR102012022624B1/en active IP Right Grant
- 2012-09-06 CN CN2012204517259U patent/CN202759652U/en not_active Expired - Lifetime
- 2012-09-06 CN CN201210326832.3A patent/CN103002632B/en active Active
- 2012-09-06 TW TW101217211U patent/TWM460477U/en unknown
- 2012-09-06 JP JP2012196027A patent/JP5959375B2/en active Active
- 2012-09-06 TW TW101132562A patent/TWI583244B/en active
- 2012-09-07 EP EP12183516.9A patent/EP2568773B1/en active Active
- 2012-09-07 AU AU2012216721A patent/AU2012216721B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| SG188735A1 (en) | 2013-04-30 |
| JP5959375B2 (en) | 2016-08-02 |
| AU2012216721A1 (en) | 2013-03-21 |
| CA2788742A1 (en) | 2013-03-07 |
| EP2568773A3 (en) | 2014-01-08 |
| EP2568773B1 (en) | 2016-05-11 |
| BR102012022624A8 (en) | 2020-06-30 |
| JP2013058477A (en) | 2013-03-28 |
| TW201315288A (en) | 2013-04-01 |
| BR102012022624A2 (en) | 2016-02-16 |
| CN202759652U (en) | 2013-02-27 |
| TWM460477U (en) | 2013-08-21 |
| AU2012216721B2 (en) | 2016-08-25 |
| EP2568773A2 (en) | 2013-03-13 |
| CN103002632A (en) | 2013-03-27 |
| BR102012022624B1 (en) | 2020-09-15 |
| TWI583244B (en) | 2017-05-11 |
| CN103002632B (en) | 2017-07-07 |
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