Patents by Inventor Qiyuan Wang
Qiyuan Wang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11417814Abstract: An LED chip module includes a first electrode plate and a second electrode plate. A first set of LED chip and a second set of LED chip are respectively set on the first electrode plate and the second electrode plate. The second set of LED chip is electrically connected to the first set of LED chip. A plastic shell is fixedly connected to the first electrode plate and the second electrode plate by injection molding to make the first electrode plate and the second electrode plate keep a predetermined space between each other and make a lower surface of the first electrode plate and a lower surface of the second electrode plate be respectively connected to two different polarity terminals of the power supply to drive the first set of LED chip and the second set of LED chip to emit light.Type: GrantFiled: April 21, 2021Date of Patent: August 16, 2022Assignee: XIAMEN ECO LIGHTING CO. LTD.Inventors: Liangliang Cao, Huiwu Chen, Qiyuan Wang
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Patent number: 11326743Abstract: A LED light apparatus includes a substrate, LED modules, a driver circuit, a fluorescent layer, a connector and a light passing shell. The LED modules are mounted on the substrate. The fluorescent layer covers the driver circuit and the LED modules. The connector has a first end electrically connecting to the driver circuit. The light passing shell encapsulates the substrate, the plurality of first LED modules, the driver circuit, the first fluorescent layer and at least a part of the connector. The connector has a second end connecting to an external power source.Type: GrantFiled: January 7, 2021Date of Patent: May 10, 2022Assignee: XIAMEN ECO LIGHTING CO. LTD.Inventors: Qiyuan Wang, Liangliang Cao, Hongkui Jiang, Huiwu Chen, Wei Liu, Feihua He, Yanzeng Gao
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Patent number: 11274798Abstract: A light bulb apparatus has a plurality of LED modules, a substrate, a driver circuit board, a plastic piece, a radiator and a lamp cap. The substrate has aluminum material for mounting the plurality of LED modules, a first connection end and a second connection end. The first connection end and the second connection end are electrically connected to the plurality of LED modules. The plastic piece with a guiding groove is used for inserting the driver circuit board. The radiator has a top plate and a side wall. The substrate is fixed on the top plate, and the side wall are connected to the plastic piece.Type: GrantFiled: December 22, 2020Date of Patent: March 15, 2022Assignee: XIAMEN ECO LIGHTING CO. LTD.Inventors: Qiyuan Wang, Yunnan Lin, Liping Lin
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Patent number: 11226072Abstract: A lighting apparatus includes a light source module, a light source plate, a wireless module, a fiberglass plate and external electrodes. The light source module includes a LED module. The light source plate is used for mounting the light source module. The wireless module includes an antenna and a radio frequency circuit for wirelessly communicating with an external device. The radio frequency circuit is electrically connected to the light source module. The fiberglass plate is used for mounting the wireless module. The antenna is disposed on an external surface of the fiberglass plate. The external electrodes for passing an external power source to the light source module.Type: GrantFiled: August 20, 2020Date of Patent: January 18, 2022Assignee: XIAMEN LEEDARSON LIGHTING CO., LTDInventors: Jiaqing Zhuang, Qiyuan Wang, Haipeng Xiao, Fengyu Yan, Hongkui Jiang, Xiaohong Chen, Jun Wang, Wei Liu
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Patent number: 11217568Abstract: An LED filament assembly includes a frame, a first electrode disposed on a first end of the frame, and a second electrode disposed on a second end of the frame. The LED filament assembly includes a first group of LED chips capable of emitting a first color, a second group of LED chips capable of emitting a second color, and a third group of LED chips capable of emitting a third color. The first group of LED chips is disposed on the frame along a longitudinal axis, connected in series, and electrically connected to the first electrode and the second electrode. Similarly, the second and the third group of LED chips are also disposed on the frame along the longitudinal axis, connected in series, and electrically connected to the first electrode and the second electrode. A lamp including such an LED filament assembly is also disclosed.Type: GrantFiled: April 26, 2021Date of Patent: January 4, 2022Assignee: XIAMEN ECO LIGHTING CO. LTD.Inventors: Yanbiao Chen, Qiyuan Wang, Huiwu Chen, Hongkui Jiang, Liangliang Cao, Yongshu Zheng
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Patent number: 11212891Abstract: A light tube apparatus includes a tubular housing, a LED module, an EMI circuit, a rectifier circuit, a filter circuit, a conversion circuit, a safety circuit and a PWM modulation circuit. The safety circuit is connected to a dimming signal from a dimmer for preventing an incorrect connection when the dimmer is connected in wrong direction causing loop breakage. The PWM modulation circuit is connected to the conversion circuit and the safety circuit for performing a pulse width modulation for the dimming signal supplied to the conversion circuit for adjusting a luminance level of the LED module.Type: GrantFiled: April 18, 2020Date of Patent: December 28, 2021Assignee: XIAMEN ECO LIGHTING CO. LTD.Inventors: Qi Liu, Qiyuan Wang, Yongjun Bao
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Publication number: 20210329759Abstract: A light tube apparatus includes a tubular housing, a LED module, an EMI circuit, a rectifier circuit, a filter circuit, a conversion circuit, a safety circuit and a PWM modulation circuit. The safety circuit is connected to a dimming signal from a dimmer for preventing an incorrect connection when the dimmer is connected in wrong direction causing loop breakage. The PWM modulation circuit is connected to the conversion circuit and the safety circuit for performing a pulse width modulation for the dimming signal supplied to the conversion circuit for adjusting a luminance level of the LED module.Type: ApplicationFiled: April 18, 2020Publication date: October 21, 2021Inventors: Qi LIU, Qiyuan WANG, Yongjun BAO
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Patent number: 11109464Abstract: A driving circuit includes: a first connecting port for receiving a first signal during a first operating mode; a second connecting port for receiving a second signal during the first operating mode or receiving a third signal during a second operating mode; a first driving unit coupled to the first connecting port and the second connecting port, for driving an LED element according to the first signal and the second signal during the first operating mode; and a second driving unit coupled to the second connecting port, for driving the LED element according to the third signal during the second operating mode; wherein the second operating mode is different from the first operating mode.Type: GrantFiled: March 26, 2020Date of Patent: August 31, 2021Assignee: XIAMEN ECO LIGHTING CO. LTD.Inventors: Qi Liu, Zongyan Liu, Qiyuan Wang, Yongjun Bao
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Publication number: 20210249387Abstract: An LED filament assembly includes a frame, a first electrode disposed on a first end of the frame, and a second electrode disposed on a second end of the frame. The LED filament assembly includes a first group of LED chips capable of emitting a first color, a second group of LED chips capable of emitting a second color, and a third group of LED chips capable of emitting a third color. The first group of LED chips is disposed on the frame along a longitudinal axis, connected in series, and electrically connected to the first electrode and the second electrode. Similarly, the second and the third group of LED chips are also disposed on the frame along the longitudinal axis, connected in series, and electrically connected to the first electrode and the second electrode. A lamp including such an LED filament assembly is also disclosed.Type: ApplicationFiled: April 26, 2021Publication date: August 12, 2021Inventors: Yanbiao CHEN, Qiyuan WANG, Huiwu CHEN, Hongkui JIANG, Liangliang CAO, Yongshu ZHENG
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Publication number: 20210242386Abstract: An LED chip module includes a first electrode plate and a second electrode plate. A first set of LED chip and a second set of LED chip are respectively set on the first electrode plate and the second electrode plate. The second set of LED chip is electrically connected to the first set of LED chip. A plastic shell is fixedly connected to the first electrode plate and the second electrode plate by injection molding to make the first electrode plate and the second electrode plate keep a predetermined space between each other and make a lower surface of the first electrode plate and a lower surface of the second electrode plate be respectively connected to two different polarity terminals of the power supply to drive the first set of LED chip and the second set of LED chip to emit light.Type: ApplicationFiled: April 21, 2021Publication date: August 5, 2021Inventors: Liangliang Cao, Huiwu Chen, Qiyuan Wang
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Patent number: 11032888Abstract: An elongated lamp tube has an elongated tube shell, two caps, a LED light source, a first power supply circuit, a second power supply circuit and a frequency switch circuit. The elongated lamp tube may be connected to first electrodes of a lamp fixture without a ballast or a lamp fixture with a ballast. The ballast converts an external power of an industrial frequency to a converted power of a working frequency. The frequency switch circuit is connected to the first power supply and the second power supply for blocking one of the first power supply circuit and the second power supply to supply driving current to the LED light source according to an input frequency of a received power.Type: GrantFiled: February 23, 2020Date of Patent: June 8, 2021Assignee: XIAMEN ECO LIGHTING CO. LTD.Inventors: Qi Liu, Qiyuan Wang, Zongyan Liu, Cantian Wu, Wei Liu, Yongjun Bao
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Patent number: 11021653Abstract: A LED device includes LED chips mounted on a substrate, a first fluorescent layer, a second fluorescent layer and a package housing. The LED chips emit a blue light. The first fluorescent layer has a first side facing to the LED chips for converting the blue light to a red light. The second fluorescent layer has a first side attached to a second side of the first fluorescent layer for converting the blue light to a red light emitted from a second side of the second fluorescent layer. The package housing holds the substrate and the first fluorescent layer.Type: GrantFiled: September 13, 2019Date of Patent: June 1, 2021Assignee: LEEDARSON LIGHTING CO. LTD.Inventors: Yanbiao Chen, Liangliang Cao, Huiwu Chen, Qiyuan Wang
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Patent number: 11024779Abstract: A LED device includes LED chips mounted on a substrate, a first fluorescent layer, a second fluorescent layer and a package housing. The LED chips emit a blue light. The first fluorescent layer has a first side facing to the LED chips for converting the blue light to a red light. The second fluorescent layer has a first side attached to a second side of the first fluorescent layer for converting the blue light to a red light emitted from a second side of the second fluorescent layer. The package housing holds the substrate and the first fluorescent layer.Type: GrantFiled: February 26, 2019Date of Patent: June 1, 2021Assignee: LEEDARSON LIGHTING CO. LTD.Inventors: Yanbiao Chen, Liangliang Cao, Huiwu Chen, Qiyuan Wang
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Patent number: 11024780Abstract: A LED light tube includes LED chips mounted on a substrate, a first fluorescent layer, a second fluorescent layer and a package housing. The LED chips emit a blue light. The first fluorescent layer has a first side facing to the LED chips for converting the blue light to a red light. The second fluorescent layer has a first side attached to a second side of the first fluorescent layer for converting the blue light to a red light emitted from a second side of the second fluorescent layer. The package housing holds the substrate and the first fluorescent layer.Type: GrantFiled: January 22, 2020Date of Patent: June 1, 2021Assignee: LEEDARSON LIGHTING CO. LTD.Inventors: Yanbiao Chen, Liangliang Cao, Huiwu Chen, Qiyuan Wang
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Publication number: 20210156523Abstract: A LED light apparatus includes a substrate, LED modules, a driver circuit, a fluorescent layer, a connector and a light passing shell. The LED modules are mounted on the substrate. The fluorescent layer covers the driver circuit and the LED modules. The connector has a first end electrically connecting to the driver circuit. The light passing shell encapsulates the substrate, the plurality of first LED modules, the driver circuit, the first fluorescent layer and at least a part of the connector. The connector has a second end connecting to an external power source.Type: ApplicationFiled: January 7, 2021Publication date: May 27, 2021Inventors: Qiyuan Wang, Liangliang Cao, Hongkui Jiang, Huiwu Chen, Wei Liu, Feihua He, Yanzeng Gao
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Patent number: 11018282Abstract: A LED device includes LED chips mounted on a substrate, a first fluorescent layer, a second fluorescent layer and a package housing. The LED chips emit a blue light. The first fluorescent layer has a first side facing to the LED chips for converting the blue light to a red light. The second fluorescent layer has a first side attached to a second side of the first fluorescent layer for converting the blue light to a red light emitted from a second side of the second fluorescent layer. The package housing holds the substrate and the first fluorescent layer.Type: GrantFiled: February 4, 2019Date of Patent: May 25, 2021Assignee: LEEDARSON LIGHTING CO. LTD.Inventors: Yanbiao Chen, Liangliang Cao, Huiwu Chen, Qiyuan Wang
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Patent number: 11018119Abstract: An LED filament assembly includes a frame, a first electrode disposed on a first end of the frame, and a second electrode disposed on a second end of the frame. The LED filament assembly includes a first group of LED chips capable of emitting a first color, a second group of LED chips capable of emitting a second color, and a third group of LED chips capable of emitting a third color. The first group of LED chips is disposed on the frame along a longitudinal axis, connected in series, and electrically connected to the first electrode and the second electrode. Similarly, the second and the third group of LED chips are also disposed on the frame along the longitudinal axis, connected in series, and electrically connected to the first electrode and the second electrode. A lamp including such an LED filament assembly is also disclosed.Type: GrantFiled: December 18, 2019Date of Patent: May 25, 2021Assignee: XIAMEN ECO LIGHTING CO. LTD.Inventors: Yanbiao Chen, Qiyuan Wang, Huiwu Chen, Hongkui Jiang, Liangliang Cao, Yongshu Zheng
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Patent number: 11011690Abstract: An LED chip module includes a first electrode plate and a second electrode plate. A first set of LED chip and a second set of LED chip are respectively set on the first electrode plate and the second electrode plate. The second set of LED chip is electrically connected to the first set of LED chip. A plastic shell is fixedly connected to the first electrode plate and the second electrode plate by injection molding to make the first electrode plate and the second electrode plate keep a predetermined space between each other and make a lower surface of the first electrode plate and a lower surface of the second electrode plate be respectively connected to two different polarity terminals of the power supply to drive the first set of LED chip and the second set of LED chip to emit light.Type: GrantFiled: March 4, 2019Date of Patent: May 18, 2021Assignee: XIAMEN ECO LIGHTING CO. LTD.Inventors: Liangliang Cao, Huiwu Chen, Qiyuan Wang
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Patent number: 11009223Abstract: AN LED tube apparatus has a tube body with two opposite ends fixed to a first cap and a second cap. AN LED module is placed in the tube body. The LED module has a driver circuit containing an electronic ballast that generates high frequency electric current. The first cap has two first metal pins to be inserted in a first socket end of a light tube bracket. The first metal pin clutches an end of a leading wire. The leading wire has a protective portion breaking off when the first metal pin is applied with a predetermined range of heat generated by the high frequency electric current when the LED tube apparatus is not operated properly.Type: GrantFiled: August 20, 2019Date of Patent: May 18, 2021Assignee: XIAMEN ECO LIGHTING CO. LTD.Inventors: Qiyuan Wang, Yongjun Bao, Wengui Wu, Qi Liu
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Patent number: 11002444Abstract: A light bulb apparatus has a bulb shell, LED modules, a light source plate, an inner tube and an outer cup. The light source plate has a substrate plate. The substrate plate and the inner tube are made of heat dissipation material like metal material. There is a pressing portion of a lateral side of the substrate plate pressing against an inner side of the inner tube part and there is a spacing portion of the lateral side of the substrate plate not engaging the inner side of the inner tube. The outer cup part has top part and a bottom part. The inner cup is placed inside the top part of the outer cup and pressing against the outer cup.Type: GrantFiled: November 29, 2019Date of Patent: May 11, 2021Assignee: XIAMEN ECO LIGHTING CO. LTD.Inventors: Maojin Zeng, Qiyuan Wang, Liangliang Cao, Yongjun Bao, Wenchang Huang, Liping Lin, Yunnan Lin, Bin Liu, Huiwu Chen, Liu Wei