Patents by Inventor Yongchun Lu
Yongchun Lu 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: 11646323Abstract: An array substrate, a display panel and a display device are provided by the present disclosure. The array substrate includes a plurality of pixel structures in a display area of the array substrate and arranged in rows and columns, a plurality of first driving signal wires extending in a row direction; and a plurality of leads extending in a row direction, the plurality of leads including a plurality of first-type leads and at least one second-type lead. A respective first driving signal wire is electrically connected to a row of the pixel structures and is electrically connected to a respective first-type lead via a first electrical connection point. The at least one second-type lead is electrically connected to a respective first driving signal wire via a second electrical connection point and is connected in parallel with a corresponding first-type lead electrically connected to the respective first driving signal wire.Type: GrantFiled: June 24, 2020Date of Patent: May 9, 2023Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Min Wang, Rui Xu, Shaobo Li, Guangquan Wang, Chao Tian, Zhe Wang, Meng Gong, Yongchun Lu
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Patent number: 11509058Abstract: An adjustable polarization converter and an electronic device are provided. The adjustable polarization converter includes a first substrate, a second substrate, and a liquid crystal layer between the first substrate and the second substrate. The first substrate includes a first base substrate and a first electrode on the first base substrate; the second substrate includes a second base substrate and a second electrode on the second base substrate. The first electrode includes a conductive frame and two triangular conductive patches. The conductive frame includes two openings disposed in sequence, and the two triangular conductive patches are disposed in a region surrounded by the conductive frame and are centrally symmetric.Type: GrantFiled: February 25, 2019Date of Patent: November 22, 2022Assignee: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.Inventor: Yongchun Lu
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Publication number: 20220305246Abstract: A preparation delivery assembly includes: a first substrate, a second substrate, and at least two needles of different lengths. Two side walls are provided between the first and second substrates to define a first chamber. At least one first channel that is in communication with the first chamber is provided in the second substrate in a direction perpendicular to the second substrate. And the needles are arranged on a surface of the second substrate, and each needle is in communication with the first chamber to deliver the preparation. A third channel is provided in the first substrate in a direction perpendicular to the first substrate, and one end of the third channel is in communication with the first chamber so as to guide the preparation introduced from the other end of the third channel into the first chamber.Type: ApplicationFiled: June 16, 2022Publication date: September 29, 2022Applicants: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yongchun LU, Hui LI, Pan LI, Chunping LONG
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Patent number: 11413441Abstract: Embodiments of the present disclosure provide a preparation delivery assembly including: a first substrate, a second substrate, and at least two needles of different lengths, each of which is a hollow needle having a hollow structure; wherein two side walls are provided between the first substrate and the second substrate to define a first chamber for containing a preparation by the first substrate, the second substrate, and the two side walls; at least one first channel that is in communication with the first chamber is provided in the second substrate in a direction substantially perpendicular to the second substrate; and the needles are arranged on a surface of the second substrate distal to the first substrate, and each of the needles is in communication with the first chamber through the at least one first channel to deliver the preparation.Type: GrantFiled: March 26, 2020Date of Patent: August 16, 2022Assignees: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yongchun Lu, Hui Li, Pan Li, Chunping Long
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Patent number: 11309616Abstract: A tunable band-stop filter, a method of driving a tunable band-stop filter and an electronic device are provided. The tunable band-stop filter includes a first substrate, a second substrate, and a liquid crystal layer sandwiched between the first substrate and the second substrate. The first substrate includes a wire structure on a first base substrate, the second substrate includes a common electrode on a second base substrate. The wire structure includes a first wire structure and a second wire structure. The first wire structure, the common electrode, and the liquid crystal layer between the first wire structure and the common electrode constitute a first phase modulation structure, and the second wire structure, the common electrode, and the liquid crystal layer between the second wire structure and the common electrode constitute a second phase modulation structure.Type: GrantFiled: February 25, 2019Date of Patent: April 19, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventor: Yongchun Lu
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Patent number: 11233320Abstract: An antenna structure and a communication device are provided. The antenna structure includes a first base substrate, a second base substrate, a dielectric layer disposed between the first base substrate and the second base substrate, and a plurality of first electrodes disposed on a side of the first base substrate close to the dielectric layer and being spaced apart from another. The antenna structure further includes at least one first buffer block disposed between the first electrodes and the first base substrate, the first buffer block is at least partially and directly contacted with the first electrodes.Type: GrantFiled: November 9, 2017Date of Patent: January 25, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yongchun Lu, Xinyin Wu, Pan Li, Jian Xu
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Patent number: 11215654Abstract: The present disclosure provides a measuring device, a measurement system, and a measuring method for a dielectric constant of a liquid crystal. The measuring device includes: a first substrate and a second substrate opposite to each other; a conductive layer disposed on a side of the first substrate facing the second substrate, wherein the conductive layer is configured to receive a first voltage signal; a resonant structure layer disposed on a side of the second substrate facing the first substrate, the resonant structure layer being configured to receive a second voltage signal and configured to transmit the microwave signal; a frame disposed between the first substrate and the second substrate, the frame cooperating with the first substrate and the second substrate to form a cavity for accommodating the liquid crystal to be measured.Type: GrantFiled: February 1, 2019Date of Patent: January 4, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventor: Yongchun Lu
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Patent number: 11217868Abstract: A liquid crystal phase shifter and an electronic device. The liquid crystal phase shifter includes a first substrate and a second substrate arranged opposite to each other, a liquid crystal layer, a first electrode and a second electrode. The liquid crystal layer is between the first substrate and the second substrate. The first electrode is on the first substrate. The second electrode is on the second substrate. The second electrode includes a connection portion and a plurality of concentric annular structures, at least one of the concentric annular structures includes a plurality of protruded portions, at least another of the concentric annular structures includes a plurality of recessed portions, and the connection portion is electrically connected to each of the concentric annular structures.Type: GrantFiled: March 1, 2019Date of Patent: January 4, 2022Assignee: BOE Technology Group Co., Ltd.Inventor: Yongchun Lu
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Publication number: 20210408651Abstract: A tunable band-stop filter, a method of driving a tunable band-stop filter and an electronic device are provided. The tunable band-stop filter includes a first substrate, a second substrate, and a liquid crystal layer sandwiched between the first substrate and the second substrate. The first substrate includes a wire structure on a first base substrate, the second substrate includes a common electrode on a second base substrate. The wire structure includes a first wire structure and a second wire structure. The first wire structure, the common electrode, and the liquid crystal layer between the first wire structure and the common electrode constitute a first phase modulation structure, and the second wire structure, the common electrode, and the liquid crystal layer between the second wire structure and the common electrode constitute a second phase modulation structure.Type: ApplicationFiled: February 25, 2019Publication date: December 30, 2021Inventor: YONGCHUN LU
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Patent number: 11204528Abstract: A metamaterial structure unit, a metamaterial and an electronic device. The metamaterial structure unit includes a first substrate, a second substrate, a liquid crystal layer between the two substrates, and a first electrode on the first substrate and a second electrode on the second substrate. The first electrode includes a first connecting portion, a first strip structure and a plurality of first circular arc structures on a first circumference. The second electrode includes a second connecting portion, a second strip structure and a plurality of second circular arc structures on a second circumference. In a case that the first electrode is rotated by 90 degrees around a center of the first circumference, a projection of the first electrode on the second substrate in a direction perpendicular to the second substrate coincides with the second electrode.Type: GrantFiled: February 28, 2019Date of Patent: December 21, 2021Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventor: Yongchun Lu
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Publication number: 20210336312Abstract: A liquid crystal phase shifter and an electronic device. The liquid crystal phase shifter includes a first substrate and a second substrate arranged opposite to each other, a liquid crystal layer, a first electrode and a second electrode. The liquid crystal layer is between the first substrate and the second substrate. The first electrode is on the first substrate. The second electrode is on the second substrate. The second electrode includes a connection portion and a plurality of concentric annular structures, at least one of the concentric annular structures includes a plurality of protruded portions, at least another of the concentric annular structures includes a plurality of recessed portions, and the connection portion is electrically connected to each of the concentric annular structures.Type: ApplicationFiled: March 1, 2019Publication date: October 28, 2021Applicant: BOE Technology Group Co., Ltd.Inventor: Yongchun LU
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Publication number: 20210333648Abstract: A metamaterial structure unit, a metamaterial and an electronic device. The metamaterial structure unit includes a first substrate, a second substrate, a liquid crystal layer between the two substrates, and a first electrode on the first substrate and a second electrode on the second substrate. The first electrode includes a first connecting portion, a first strip structure and a plurality of first circular arc structures on a first circumference. The second electrode includes a second connecting portion, a second strip structure and a plurality of second circular arc structures on a second circumference. In a case that the first electrode is rotated by 90 degrees around a center of the first circumference, a projection of the first electrode on the second substrate in a direction perpendicular to the second substrate coincides with the second electrode.Type: ApplicationFiled: February 28, 2019Publication date: October 28, 2021Inventor: Yongchun LU
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Patent number: 11158930Abstract: An antenna device and a mobile apparatus including the antenna device are provided. The antenna device includes: a direction detector configured to detect moving direction of the mobile apparatus where the antenna device is located and generate a direction signal indicating the moving direction; a driver connected to the direction detector and configured to generate corresponding driving voltage signal according to the direction signal from the direction detector; an antenna element connected to the driver and configured to transmit and receive electromagnetic wave, wherein the antenna element includes a first liquid crystal layer, an area where the first liquid crystal layer is located is divided into resonance regions, the antenna element separately adjusts dielectric constant of the first liquid crystal layer within each of the resonance regions according to the driving voltage signal, to transmit and receive electromagnetic wave in the moving direction corresponding to the driving voltage signal.Type: GrantFiled: November 22, 2017Date of Patent: October 26, 2021Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jian Xu, Xinyin Wu, Yongchun Lu
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Patent number: 11112440Abstract: The present disclosure provides a measuring device, a measuring apparatus, and a measuring method for a dielectric constant of a liquid crystal. The measuring device includes: a first substrate and a second substrate disposed to be opposite to each other; a resonant structure layer disposed on a side of the first substrate facing the second substrate. a cavity for receiving the liquid crystal to be measured is defined between the first substrate and the second substrate. The above measuring device is applied to measurement of the dielectric constant of the liquid crystal in the terahertz wave band.Type: GrantFiled: February 1, 2019Date of Patent: September 7, 2021Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventor: Yongchun Lu
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Patent number: 11094766Abstract: An array substrate, a display panel and a display device are provided. The array substrate includes a plurality of pixel units, wherein each pixel unit includes a storage capacitor including at least three electrode plates parallel to each other, the at least three electrode plates parallel to each other include a first electrode plate, a second electrode plate and a third electrode plate, the first electrode plate is electrically connected to the second electrode plate, the third electrode plate is disposed between the first electrode plate and the second electrode plate, and the first electrode plate and the second electrode plate each have a portion facing towards the third electrode plate.Type: GrantFiled: October 24, 2018Date of Patent: August 17, 2021Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Hongfei Cheng, Yuxin Zhang, Xueguang Hao, Yongda Ma, Yongchun Lu, Hui Li
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Patent number: 11075455Abstract: An antenna structure, a manufacturing method thereof and a communication device are provided. The antenna structure includes a first base substrate, a second base substrate, a dielectric layer provided between the first base substrate and the second base substrate, an isolation layer, first coplanar electrodes provided on one side of the isolation layer facing the first base substrate, and second coplanar electrodes provided on another side of the isolation layer facing the second base substrate. In the direction perpendicular to the first base substrate, the dielectric layer includes a first dielectric layer and a second dielectric layer, and the isolation layer is provided between the first dielectric layer and the second dielectric layer. The first coplanar electrodes include first electrodes and second electrodes alternately arranged. The second coplanar electrodes include third electrodes and fourth electrodes alternately arranged.Type: GrantFiled: November 7, 2017Date of Patent: July 27, 2021Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yongchun Lu, Xinyin Wu, Jianbo Xian, Yongda Ma
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Patent number: 11061296Abstract: A microwave amplitude-phase controller and a method of controlling amplitude and/or phase of a microwave are provided. The microwave amplitude-phase controller includes: a first substrate and a second substrate opposite to each other; a liquid crystal layer between the first substrate and the second substrate; a conductive layer on a side of the first substrate facing the liquid crystal layer, the conductive layer being configured to receive a first voltage signal; and a resonant structure on a side of the second substrate facing the liquid crystal layer, the resonant structure being configured to receive a second voltage signal and to transmit a microwave signal.Type: GrantFiled: February 1, 2019Date of Patent: July 13, 2021Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventor: Yongchun Lu
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Publication number: 20210210843Abstract: An antenna structure and a communication device are provided. The antenna structure includes a first base substrate, a second base substrate, a dielectric layer disposed between the first base substrate and the second base substrate, and a plurality of first electrodes disposed on a side of the first base substrate close to the dielectric layer and being spaced apart from another. The antenna structure further includes at least one first buffer block disposed between the first electrodes and the first base substrate, the first buffer block is at least partially and directly contacted with the first electrodes.Type: ApplicationFiled: November 9, 2017Publication date: July 8, 2021Inventors: Yongchun LU, Xinyin WU, Pan LI, Jian XU
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Publication number: 20210167486Abstract: An antenna device and a mobile apparatus including the antenna device are provided. The antenna device includes: a direction detector configured to detect moving direction of the mobile apparatus where the antenna device is located and generate a direction signal indicating the moving direction; a driver connected to the direction detector and configured to generate corresponding driving voltage signal according to the direction signal from the direction detector; an antenna element connected to the driver and configured to transmit and receive electromagnetic wave, wherein the antenna element includes a first liquid crystal layer, an area where the first liquid crystal layer is located is divided into resonance regions, the antenna element separately adjusts dielectric constant of the first liquid crystal layer within each of the resonance regions according to the driving voltage signal, to transmit and receive electromagnetic wave in the moving direction corresponding to the driving voltage signal.Type: ApplicationFiled: November 22, 2017Publication date: June 3, 2021Inventors: Jian XU, Xinyin WU, Yongchun LU
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Patent number: 10939351Abstract: A mobile device, including: a direction sensor, a signal processing unit and a directional antenna unit, said direction sensor being configured to detect a current movement direction of said mobile device; said signal processing unit being configured to determine an antenna adjustment direction of said directional antenna unit according to said current movement direction, said antenna adjustment direction being related to said current movement direction; and said directional antenna unit being configured to adjust the antenna direction from a first direction to a second direction according to said antenna adjustment direction.Type: GrantFiled: September 21, 2017Date of Patent: March 2, 2021Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jian Xu, Xinyin Wu, Yongchun Lu