Patents by Inventor Yongda Ma
Yongda Ma 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: 9778508Abstract: The present application discloses a liquid crystal display device and a backlight module thereof. The backlight module comprises a backboard, a separating plate, and a light source component; wherein the backboard has a base plate and a plurality of side plates, and the backboard is an injection molding board; the separating plate is mounted in an accommodating groove, a heat dissipation chamber is formed between the separating plate and the base plate, in the heat dissipation chamber, the backboard is provided with convection holes; the light source component comprises a plurality of lamp substrates and a plurality of LED lamps mounted on the lamp substrates, the lamp substrates are located within the heat dissipation chamber, and the separating plate is provided with transparent holes enabling light emitted by each of the LED lamps to penetrate the separating plate in a thickness direction of the separating plate.Type: GrantFiled: April 16, 2015Date of Patent: October 3, 2017Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yongda Ma, Jingxia Gu
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Patent number: 9763318Abstract: The present invention discloses a circuit, a display substrate and a display device, the circuit comprises a plurality of circuit modules, distances of at least one circuit module from two circuit modules adjacent thereto are a first distance and a second distance, respectively, the first distance is smaller than the second distance, and the absolute value of the difference between the second distance and the first distance is not equal to an integer multiple of the first distance. In the present invention, distances of at least one circuit module from two circuit modules adjacent thereto satisfy the above specific condition, so that at least one circuit module can be prevented from being positioned at the middle position of the standing wave field between the two circuit modules adjacent thereto, therefore, interference of standing wave to transmission signals is reduced, and signal distortion and signal attenuation are alleviated.Type: GrantFiled: August 20, 2015Date of Patent: September 12, 2017Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xingchen Shangguan, Pan Li, Jian Xu, Yongda Ma
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Patent number: 9756752Abstract: The present application discloses a circuit board positioning device, comprising: a beam, a first side of the beam forming a circuit board supporting surface, and the first side being provided with a first fixture block and a second fixture block, a first positioning slot being formed on the first fixture block, a second positioning slot being formed on the second fixture block, the first positioning slot and the second positioning slot being used for limiting positions of two opposite side edges in the circuit board; a snap-fit, one end of the snap-fit being rotatablely mounted on the beam around one end of the beam; a lock mechanism being provided between the snap-fit and the beam for locking the snap-fit and the beam when the snap-fit is in a closed position, and a side of the snap-fit facing towards the beam being provided with at least one elastic pressing sheet protruding towards the beam when being in the closed position.Type: GrantFiled: March 13, 2015Date of Patent: September 5, 2017Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yongda Ma, Jianbo Xian
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Patent number: 9736573Abstract: The present disclosure provides a sound system. The sound system includes a box body and a loudspeaker arranged in the box body. An internal space of the box body is partitioned into a first chamber and a second chamber by a partition board in a sounding vibration direction of the loudspeaker. A vibration side of the loudspeaker is intercommunicated with the first chamber, and a side of the loudspeaker opposite to the vibration side is intercommunicated with the second chamber. At least one of the first chamber and the second chamber is intercommunicated with the outside.Type: GrantFiled: July 31, 2015Date of Patent: August 15, 2017Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yongda Ma, Yuxin Zhang, Jian Xu
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Publication number: 20170231103Abstract: The present disclosure relates to the field of display technologies, and specifically relates to a remote controller shell, a remote controller, a display system and a control system. The shell includes a control surface provided with at least one function key and a holding surface disposed opposite to the control surface, wherein at least part of the control surface is, a curved surface structure. Full thought is given to a position where a user holds the remote controller, the control surface is designed to be a curved surface structure, so that a top surface area (an intrados) of the function key is increased, thereby making it convenient for the user's thumb operation. Alternatively further, the holding surface is also designed to be a curved surface structure, thereby making it convenient for holding (an extrados) and ensuring a grip comfort.Type: ApplicationFiled: November 16, 2015Publication date: August 10, 2017Inventors: Yongda MA, Yong QIAO, Jianbo XIAN
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Publication number: 20170227794Abstract: The present disclosure discloses an optical film, a backlight module and a liquid crystal display device and relates to the liquid crystal display field. It solves the problem that the edge of an optical film in the prior art can be easily warped. An optical film is provided and comprises an optical film body, and at a position of the optical film body that is close to a heat source, a thermal expansion stretchable structure is provided and is capable of releasing a thermal expansion amount of the optical film body.Type: ApplicationFiled: March 13, 2015Publication date: August 10, 2017Inventors: Yongda MA, Yongchun LU
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Publication number: 20170205573Abstract: Disclosed are back light module and display device. The back light module comprises a light source, a back plate, a light guide plate and a positioning member. The back plate is formed with a frame for receiving the light guide plate; the light source is provided on an inside surface of a side panel of the back plate and oppositely to a light incident surface of the light guide plate. The positioning member is provided at both ends of the back plate on a side where the light source is formed and interposed between the light incident surface of light guide plate and the light source. The back light module herein ensures that the gap between the light incident surface of light guide plate and the light source has fixed value, thereby improving evenness of display images of display device.Type: ApplicationFiled: February 19, 2016Publication date: July 20, 2017Inventors: Yongda MA, Yuxin ZHANG, Yong QIAO
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Patent number: 9709849Abstract: A reflective sheet, a backlight module and a display device are disclosed. The reflective sheet includes a reflective sheet body provided with a plurality of opening areas and an open-closed structure located in each of the opening areas. The open-closed structure comprises at least a movable type vane, and one side of the movable type vane is connected with an edge of the opening area of the reflective sheet body. The movable type vane has a reflective surface, and the reflective surface of the movable type vane is disposed on the same side as a reflective surface of the reflective sheet body. The reflective sheet body is able to alleviate the interference in reflection effect of light ray due to the positioning posts, thus, a good display quality can be achieved.Type: GrantFiled: May 7, 2015Date of Patent: July 18, 2017Assignee: BOE Technology Group Co., Ltd.Inventors: Yongchun Lu, Yong Qiao, Hongfei Cheng, Jianbo Xian, Yongda Ma, Jian Xu
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Publication number: 20170198861Abstract: Disclosed herein is a fixing structure. The fixing structure comprises a seat and at least a fixing device, the fixing device including a connecting part and a sucking disc, on end of the connecting part being connected to the seat while the other end of the connecting part being connected to the sucking disc, and the sucking disc being used to be sucked on a surface of a mounting base. There is also provided a display device having the fixing structure in the disclosure. With the fixing structure mounted on the display device, the display device can be prevented from toppling down when an external force is applied thereto, thus improving the stability of the display device. Further, the fixing structure according to the disclosure is able not to damage the surface of the mounting base and can be reused.Type: ApplicationFiled: February 19, 2016Publication date: July 13, 2017Applicant: Boe Technology Group Co., Ltd.Inventors: Yongda MA, Xinyin WU, Jian XU, Yuxin ZHANG
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Publication number: 20170184902Abstract: A circuit board is provided and the circuit board is used for being attached to a matching board. The circuit board includes a first circuit pattern and an attaching state inspection area, and the attaching state inspection area further includes a third circuit pattern. A liquid crystal display device is further provided, including the circuit board and the matching board, the matching board includes a second circuit pattern matching the circuit board. It is more accurate to judge the attaching state between the circuit board and the matching board by detecting the deformation state of the conductive particles in vacant areas at different locations after the circuit board is attached to the matching board.Type: ApplicationFiled: November 19, 2015Publication date: June 29, 2017Applicant: BOE Technology Group Co., Ltd.Inventors: Jian Xu, Hongfei Cheng, Yongda Ma
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Publication number: 20170064439Abstract: The present disclosure provides a sound system. The sound system includes a box body and a loudspeaker arranged in the box body. An internal space of the box body is partitioned into a first chamber and a second chamber by a partition board in a sounding vibration direction of the loudspeaker. A vibration side of the loudspeaker is intercommunicated with the first chamber, and a side of the loudspeaker opposite to the vibration side is intercommunicated with the second chamber. At least one of the first chamber and the second chamber is intercommunicated with the outside.Type: ApplicationFiled: July 31, 2015Publication date: March 2, 2017Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yongda MA, Yuxin ZHANG, Jian XU
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Publication number: 20170059145Abstract: A backlight module and a display device are disclosed, which relate to the field of display technology and overcome the problem of poor heat dissipation effect of the whole display device. The backlight module comprises a backplane, a light source component fixed to the backplane, and a first heat dissipation layer at least arranged in part of the overlapping zone for the backplane and the light source component. The display device comprises a display panel and the backlight module mentioned above, and the backlight module provided by the embodiment is applied in the display device.Type: ApplicationFiled: August 19, 2015Publication date: March 2, 2017Inventors: Wenbo Li, Yongda Ma, Lin Zhu
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Publication number: 20170059769Abstract: A backlight module and a display panel. The backlight module comprises a light guide plate, a heat dissipation plate and a light source. The display panel comprises a liquid crystal screen and a circuit board connected with the liquid crystal screen, the liquid crystal screen and the circuit board are arranged parallel to an arrangement direction of the heat dissipation plate main body and are respectively arranged at two sides of the heat dissipation plate. By means of the display device, the heat conducted to the back plate in the region of the heat dissipating plate corresponding to the circuit board can be reduced, and the temperature of the region where the circuit board locates can be reduced, thereby preventing aging of the electronic component and prolonging the lifetime of the circuit board.Type: ApplicationFiled: September 6, 2015Publication date: March 2, 2017Inventors: Yongda MA, Yuxin Zhang, Xinyin Wu
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Patent number: 9575242Abstract: The present disclosure provides a fixture for assembling a light strip and a back plate in an edge-type backlight module. The back plate includes a bottom plate and a lateral side, the light strip includes a base plate and an LED lamp, and the base plate of the light strip is connected to the lateral side of the back plate. The fixture includes a stopper, which includes a stopping slot for allowing the lateral side of the back plate and the light strip to pass therethrough. A bottom of the stopper is of a planar structure and is in close contact with a surface of the base plate away from the bottom plate of the back plate.Type: GrantFiled: July 10, 2015Date of Patent: February 21, 2017Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE CHATANI ELECTRONICS CO., LTD.Inventor: Yongda Ma
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Publication number: 20170045792Abstract: An array substrate and a display device belonging to the field of display technology. The array substrate comprises a plurality of gate lines, a plurality of data lines which intersect the plurality of gate lines, and a plurality of pixels units comprised of electrodes defined by neighboring gate lines and neighboring data lines. The array substrate includes a plurality of common electrode lines extending in a gate line direction. Each of the common electrode lines comprises a plurality of branches extending in a data line direction. The array substrate can shield an electric field formed between the data lines and the pixel electrodes, so that a problem of light leakage in the array substrate is solved.Type: ApplicationFiled: August 20, 2015Publication date: February 16, 2017Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Hongfei Cheng, Jianbo Xian, Yongda Ma, Xingchen Shangguan
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Publication number: 20170038631Abstract: The present invention provides an outer frame and a display device. The outer frame is configured to package an edge of a liquid crystal module and includes at least one sub frame, the sub frame comprises a side plate, a first packaging plate, a second packaging plate and a supporting plate, the side plate, the first packaging plate, the second packaging plate and the supporting plate are formed integrally, a first accommodation groove for accommodating an edge of the liquid crystal module is formed by the side plate, the first packaging plate and the supporting plate, and a second accommodation groove for accommodating an edge of the back cover plate configured to cover the back surface of the liquid crystal module is formed by the side plate, the supporting plate and the second packaging plate.Type: ApplicationFiled: September 18, 2015Publication date: February 9, 2017Inventors: Yongda MA, Yuxin ZHANG, Yong QIAO
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Publication number: 20170042022Abstract: The present invention discloses a circuit, a display substrate and a display device, the circuit comprises a plurality of circuit modules, distances of at least one circuit module from two circuit modules adjacent thereto are a first distance and a second distance, respectively, the first distance is smaller than the second distance, and the absolute value of the difference between the second distance and the first distance is not equal to an integer multiple of the first distance. In the present invention, distances of at least one circuit module from two circuit modules adjacent thereto satisfy the above specific condition, so that at least one circuit module can be prevented from being positioned at the middle position of the standing wave field between the two circuit modules adjacent thereto, therefore, interference of standing wave to transmission signals is reduced, and signal distortion and signal attenuation are alleviated.Type: ApplicationFiled: August 20, 2015Publication date: February 9, 2017Inventors: Xingchen SHANGGUAN, Pan LI, Jian XU, Yongda MA
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Patent number: 9557614Abstract: A display substrate includes a first base substrate; a gate line, a data line and a common electrode line arranged on the first base substrate; a plurality of pixel units each including a first sub-pixel electrode, a second sub-pixel electrode, a first thin film transistor, a second thin film transistor and a third thin film transistor; and a charge adjustment-control line arranged on the first base substrate, where the charge adjustment-control line and the gate line are between the first sub-pixel electrode and the second sub-pixel electrode. The first thin film transistor is connected to the gate line, the data line and the first sub-pixel electrode; the second thin film transistor is connected to the gate line, the data line and the second sub-pixel electrode; the third thin film transistor is connected to the charge adjustment control line, the first sub-pixel electrode and the common electrode line.Type: GrantFiled: April 20, 2015Date of Patent: January 31, 2017Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Hongfei Cheng, Jianbo Xian, Yong Qiao, Yongchun Lu, Jian Xu, Yongda Ma, Wenbo Li, Pan Li
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Publication number: 20160370511Abstract: A diffusion sheet, a backlight module and a liquid crystal module are disclosed. The diffusion sheet comprises a paper fiber layer (1) with surfaces on two sides both disposed with a light-transmissive protection layer (2, 3). The diffusion sheet can well diffuse light passing through the diffusion sheet, and hence improve uniformity of light passing through the diffusion sheet. A paper fiber layer (1) is employed in the diffusion sheet for diffusion, which makes a paper fiber layer (1) be prepared at a low cost and have a small weight, and hence reduce the preparation cost and weight of a diffusion sheet to provided convenience for transfer of a product.Type: ApplicationFiled: June 17, 2015Publication date: December 22, 2016Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yongda MA, Yuxin ZHANG
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Publication number: 20160370539Abstract: The present disclosure discloses a reinforcement structure for an optical film and an optical film for application therewith, which relate to the technical field of liquid crystal display modules, so as to solve the problem that the positioning hole in a prior art optical film is easily deformable or damageable. A reinforcement structure for an optical film is disclosed, which is arranged around a positioning hole in the optical film, for enhancing the structural strength of the positioning hole. The present disclosure can be applied in a liquid crystal display module.Type: ApplicationFiled: March 16, 2015Publication date: December 22, 2016Inventors: Yongda Ma, Xinyin Wu, Yong Qiao