Patents by Inventor Wen-Da Cheng
Wen-Da Cheng 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: 9151643Abstract: The present disclosure provides a measuring apparatus including a platform, a measuring head movably arranged on the platform, pneumatic balls supporting the platform, an inflator, and a controlling device controlling the inflator to inflate the pneumatic balls while the measuring head is moving towards a next measuring point from a current measuring point. The controlling device controls the inflator to inflate the pneumatic balls with the required air inflation amount within the required time evenly during the movement of the measuring head, therefore, the vibration of the platform during the movement of the measuring head and the inflation of the pneumatic ball can be reduced, which can keep the platform horizontal quickly after the measuring head stops moving, reduce the measurement errors of the measuring head, further improve the productivity of the liquid crystal panel. The present disclosure further provides a controlling method of the above measuring apparatus.Type: GrantFiled: November 8, 2012Date of Patent: October 6, 2015Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Wen-da Cheng, Chinlung Tsai
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Patent number: 9111940Abstract: The present disclosure provides a repairing method, a repairing structure and a repairing system for a disconnected defect, the repairing method includes: forming a first repairing line connecting two ends of a disconnected portion of a scanning line; forming an insulation layer covering the first repairing line; and forming a second repairing line connecting two ends of a disconnected portion of a data line with the insulation layer located at an intersection of the first repairing line and the second repairing line. By forming the insulation layer between the first repairing line and the second repairing line, the present disclosure avoids the short circuit generated after the scanning line and the data line are repaired, repairs the disconnected defect at the intersection of two metal layers, improves the yield rate of the repairing of the disconnected defect, and reduces manufacturing cost.Type: GrantFiled: December 10, 2012Date of Patent: August 18, 2015Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Wen-Da Cheng
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Patent number: 8963571Abstract: Disclosed is an inspection device for a glass substrate, comprising at least one probe, a holder, a stretch controller and a control circuit. The probe is installed on the stretch controller, the stretch controller is employed to stretch the probe out of the holder as an electrical signal is received; and to retract the probe backward in the holder as the electrical signal stops. The present invention promotes the inspection efficiency for the glass substrate.Type: GrantFiled: September 7, 2011Date of Patent: February 24, 2015Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventor: Wen-da Cheng
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Patent number: 8884574Abstract: The present disclosure provides a positioning method and a positioning device. The positioning device includes: an emitter for emitting light beams to a to-be-positioned point and auxiliary positioning points; a receiver for receiving reflected light beams reflected by the to-be-positioned point and the auxiliary positioning points; a judging module for judging whether the reflected light beam reflected by the to-be-positioned point is received or not; and a calculating module for receiving a judging result from the judging module and determining height information of the to-be-positioned point according to the reflected light beams reflected by the to-be-positioned point and the auxiliary positioning points.Type: GrantFiled: December 26, 2012Date of Patent: November 11, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Wen-da Cheng, Chujen Wu
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Patent number: 8853011Abstract: A repairing method, repairing device and repairing structure for repairing a signal line of an array substrate having the disconnected defect, including: setting a repairing route according to a position of the disconnected defect and determining a position at which a filling portion is required to be formed according to the repairing route; forming the filling portion at the position at which the filling portion is required to be formed; and forming a repairing line along the repairing route. By detecting the repairing route before repairing the disconnected defect by forming the filling portion according to the repairing route, the present disclosure can avoid the disconnection of the repairing line caused by great height differences of the surface under the repairing line and improve the repairing success rate of the disconnected defect.Type: GrantFiled: December 13, 2012Date of Patent: October 7, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Wen-da Cheng, Chujen Wu
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Publication number: 20140199910Abstract: An apparatus and method for repairing array substrate are provided, wherein the apparatus comprises the following components: a laser source, operable to repair excess photoresist on the array substrate; a detection device, operable to detect whether there is excess photoresist on the array substrate; a filter lens, operable to make the light emitted from the laser source project onto the excess photoresist on the array substrate; the filter lens is arranged above the array substrate, the laser source is arranged above the filter lens, and the detection device is arranged above the array substrate. The apparatus and method for repairing array substrate of the present invention can be used for quick and accurate repair to an array substrate.Type: ApplicationFiled: February 20, 2013Publication date: July 17, 2014Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Wen Da Cheng, Chu Jen Wu
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Patent number: 8777541Abstract: A conveyor control apparatus of liquid crystal panel substrates and a control method thereof is disclosed. The apparatus has multiple first side pillars and multiple second side pillars mounted opposite to the first side pillars. A movement control assembly is mounted outside the first side pillars and the second side pillars. The movement control assembly is used to move to a slot where the liquid crystal panel substrate is to move is inserted, and control the certain liquid crystal panel substrate inserted in the slot to move out from the conveyor control apparatus.Type: GrantFiled: February 8, 2012Date of Patent: July 15, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventor: Wen-da Cheng
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Publication number: 20140182400Abstract: The present disclosure provides a measuring apparatus including a platform, a measuring head movably arranged on the platform, pneumatic balls supporting the platform, an inflator, and a controlling device controlling the inflator to inflate the pneumatic balls while the measuring head is moving towards a next measuring point from a current measuring point. The controlling device controls the inflator to inflate the pneumatic balls with the required air inflation amount within the required time evenly during the movement of the measuring head, therefore, the vibration of the platform during the movement of the measuring head and the inflation of the pneumatic ball can be reduced, which can keep the platform horizontal quickly after the measuring head stops moving, reduce the measurement errors of the measuring head, further improve the productivity of the liquid crystal panel. The present disclosure further provides a controlling method of the above measuring apparatus.Type: ApplicationFiled: November 8, 2012Publication date: July 3, 2014Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Wen-da Cheng, Chinlung Tsai
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Publication number: 20140176038Abstract: The present disclosure provides a positioning method and a positioning device. The positioning device includes: an emitter for emitting light beams to a to-be-positioned point and auxiliary positioning points; a receiver for receiving reflected light beams reflected by the to-be-positioned point and the auxiliary positioning points; a judging module for judging whether the reflected light beam reflected by the to-be-positioned point is received or not; and a calculating module for receiving a judging result from the judging module and determining height information of the to-be-positioned point according to the reflected light beams reflected by the to-be-positioned point and the auxiliary positioning points.Type: ApplicationFiled: December 26, 2012Publication date: June 26, 2014Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Wen-da Cheng, Chujen Wu
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Publication number: 20140168781Abstract: The present disclosure provides a light converging device and a repairing machine having the light converging device. The light converging device includes a transparent plate, and a number of protrusions arranged on the transparent plate each which has a convex surface. The convex surfaces of the protrusions form a light emitting side of the light converging device. With the light converging device with the light emitting side being formed by a number of protrusions, the light can be converged by the light converging device to evenly distribute the energy of the light corresponding to the to-be-repaired position and further improve the yield rate of the repairing operation.Type: ApplicationFiled: December 5, 2012Publication date: June 19, 2014Applicant: SHENZHEN CHINA OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Wen-da Cheng, Chujen Wu
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Publication number: 20140162379Abstract: A repairing method, repairing device and repairing structure for repairing a signal line of an array substrate having the disconnected defect , including: setting a repairing route according to a position of the disconnected defect and determining a position at which a filling portion is required to be formed according to the repairing route; forming the filling portion at the position at which the filling portion is required to be formed; and forming a repairing line along the repairing route. By detecting the repairing route before repairing the disconnected defect by forming the filling portion according to the repairing route, the present disclosure can avoid the disconnection of the repairing line caused by great height differences of the surface under the repairing line and improve the repairing success rate of the disconnected defect.Type: ApplicationFiled: December 13, 2012Publication date: June 12, 2014Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Wen-da Cheng, Chujen Wu
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Publication number: 20140007372Abstract: A cleaning device includes a suction pipe and a number of blowing pipes surrounding the suction pipe. Each of the blowing pipes is noncoplanar with the suction pipe and includes a blowing opening inclined toward the suction pipe. With the cleaning device of the present disclosure, the impurities on the array substrate can be removed in the array fabricating process, therefore, when the data liens or scan lines on the array substrate are coated, the coating material can be prevented from dropping off in the following cleaning process, which improves the success rate of coating the disconnected lines.Type: ApplicationFiled: August 14, 2012Publication date: January 9, 2014Applicant: Shenzhen China Star Optoelectronics Technology Co. Ltd.Inventor: Wen-da Cheng
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Publication number: 20140011299Abstract: A manufacturing method of a liquid crystal panel, includes: cleaning a thin film transistor array substrate of the liquid crystal panel; performing an array detection on the cleaned thin film transistor array substrate; and processing the thin film transistor array substrate according to detecting result of the array detection. In the present disclosure, the TFT array substrate is cleaned after the array manufacturing process and is detected to determine whether the lines thereon are disconnected, and the disconnected lines are further repaired, which prevents the TFT array substrate with the disconnected lines from entering the cell device and reduces the scrap rate of the liquid crystal panel. Meanwhile, since the TFT array substrate is at first cleaned by the cleaning mechanism to remove the particles thereon and further is detected by the array detector, thus, the particles on the TFT array substrate is prevented from damaging the array detector.Type: ApplicationFiled: July 13, 2012Publication date: January 9, 2014Applicant: Shenzhen China Star Optoelectronics Technology Co. Ltd.Inventor: Wen-da Cheng
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Publication number: 20140008345Abstract: The present invention provides an apparatus and a method for repairing a broken line of an array substrate. The apparatus includes a repair unit and a heating unit. The repair unit forms a repair line on a broken-line defect of a wire on the array substrate. The heating unit heats the repair line, so that the molecules constituting the repair line are arranged in sequence according a predetermined rule. The present invention can achieve the repair for a longer broken-line defect.Type: ApplicationFiled: July 6, 2012Publication date: January 9, 2014Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Wen da Cheng
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Publication number: 20140007811Abstract: A repairing device for repairing disconnected lines, including a suction pipe, a number of blowing pipes surrounding the suction pipe and is noncoplanar with the suction pipe, each of the blowing pipes includes a blowing opening inclined toward the suction pipe; and a number of vapor coating pipes located between the suction pipe and the blowing pipes and being parallel with the suction pipe. With the configurations of the blowing pipes, the suction pipe, and the vapor coating pipes, the inert gas blown from the blowing pipes spreads from outside to inside, thus, molecules of the coating material ejected from the vapor coating pipes can be drawn close to the disconnected portion of the disconnected line, which avoids the short circuit caused by the spread molecules of the coating material in the present coating technology and increases the success rate of the coating operation.Type: ApplicationFiled: August 10, 2012Publication date: January 9, 2014Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO. LTD.Inventor: Wen-da Cheng
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Publication number: 20130278925Abstract: A detecting method for a substrate includes the following steps: positioning the substrate; optically scanning the substrate and determining whether there is any defect on the substrate, if there is at least one defect on the substrate, determining the position of the at least one defect; obtaining a plurality of size images of a plurality of measuring areas of the substrate and transferring the size images; and calculating a width of each line on the substrate, and simultaneously obtaining a defection image of the at least one defect. The present disclosure further provides a detecting device for the substrate. With the detecting method and device, the defect detecting and measurement of the width of each line can be carried out simultaneously, which reduces the manufacturing time of the substrate and improves the manufacturing efficiency thereof.Type: ApplicationFiled: May 15, 2012Publication date: October 24, 2013Inventor: Wen-Da Cheng
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Publication number: 20130256187Abstract: A substrate protecting member for clamping a substrate includes an elastic case and a conductive case. The elastic case defines a first latching slot for clamping an edge of the substrate. The conductive case defines a second latching slot with inner walls thereof contacting an outer surface of the elastic case. In the substrate protecting member of the present disclosure, the elastic case is capable of clamping on the edge of the substrate for buffering impacts on the substrate, and the conductive case is capable of surrounding the elastic case for protecting the substrate from being damaged by static electricity. Therefore, with the elastic case and the conductive case, the substrate protecting member can protect the substrate from being damaged by impacts or static electricity.Type: ApplicationFiled: April 16, 2012Publication date: October 3, 2013Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO LTD.Inventor: Wen-da Cheng
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Publication number: 20130252428Abstract: A method of photo-etching is proposed. The method includes steps as follows. Expose a photoresist layer with a stack of at least two masks. Each mask defines a corresponding pattern, and a new pattern is formed when the at least two masks are stacked. Process the exposed photoresist layer to derive a hollow-out structure that complements the new pattern. A mask system is also proposed. The adoption of the abovementioned method can lower the possibility of manufacturing new masks and reduce production costs.Type: ApplicationFiled: April 13, 2012Publication date: September 26, 2013Applicant: Shenzhen China Star Optoelectronics Technology Co. LTD.Inventor: Wen Da Cheng
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Publication number: 20130248692Abstract: A detecting apparatus for a substrate includes a light source, a light detecting device and a control device. The light source and the light detecting device are both arranged on the same side of the substrate, a first included angle is formed between the light from the light source and the substrate, and a second included angle is formed between the light received by the light detecting device and the light from the light source. The control device is connected to the light detecting device for controlling the light detecting device to move along a preset path. The light source and the light detecting device of the present disclosure are arranged at appropriate positions where the light detecting device is allowed to only receive light being refracted by glass particles. Therefore, the detecting apparatus is able to detect whether there are glass particles on the substrate in an efficient way.Type: ApplicationFiled: April 26, 2012Publication date: September 26, 2013Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO LTD.Inventor: Wen-da Cheng
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Publication number: 20130199896Abstract: A conveyor control apparatus of liquid crystal panel substrates and a control method thereof is disclosed. The apparatus has multiple first side pillars and multiple second side pillars mounted opposite to the first side pillars. A movement control assembly is mounted outside the first side pillars and the second side pillars. The movement control assembly is used to move to a slot where the liquid crystal panel substrate is to move is inserted, and control the certain liquid crystal panel substrate inserted in the slot to move out from the conveyor control apparatus.Type: ApplicationFiled: February 8, 2012Publication date: August 8, 2013Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Wen-da Cheng