Patents by Inventor Chun-Kai Chang
Chun-Kai Chang 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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Publication number: 20160188106Abstract: The present invention provides a touch-sensitive panel which contains a substrate, a plurality of first and second electrodes on the substrate, and a detection module connecting with the first and second electrode. The first and second electrodes are arranged alternately both along a lateral direction and a longitudinal direction of an effective touch area of the touch-sensitive panel so that an actual touch area by an object contains a first area involving a first electrode and a second area involving a second electrode where the first and second areas are not identical. The touch-sensitive panel is capable of avoiding ghost positions, and making the electrodes structurally simpler.Type: ApplicationFiled: January 9, 2015Publication date: June 30, 2016Applicant: Shenzhen China Star Optoelectronics Technology Co. Ltd.Inventors: Jie QIU, Yung-lun LIN, Ruhai FU, Chengliang YE, Chun-kai CHANG
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Publication number: 20160179267Abstract: A touch panel includes a plurality of sensing lines disposed in a sensing area, a plurality of touch-controlling lines disposed in a touch-detecting area, and an extended sensing line. The plurality of sensing lines are used for generating sensing signals, and the plurality of touch-controlling lines are used for receiving touch-controlling signals. The plurality of touch-controlling lines are extended to the sensing area to form mutual capacitances. The sensing line stretches into the touch-detecting area as the extended sensing line, forming a mutual capacitance in the touch-detecting area. It decreases the dead areas effectively and makes the positioning of touches more accurate.Type: ApplicationFiled: December 26, 2014Publication date: June 23, 2016Inventor: Chun Kai CHANG
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Publication number: 20160179240Abstract: A touch sensor comprises first and second touch electrode stings. Each first touch electrode string comprises the same number of first touch electrodes in a first direction. Two adjacent first touch electrodes connect by a first or second conductive bridge. The resistance of the bridges is different to adjust the mutual capacitance such that the mutual capacitance or the difference of the mutual capacitance of the first touch electrode strings is the same or within a first predetermined range. Each second touch electrode string comprises the same number of second touch electrodes arranged in a second direction. Two adjacent second touch electrodes connect by a third or forth conductive bridge. The resistance of the bridges is different to adjust the mutual capacitance such that the mutual capacitance or the difference of the mutual capacitance of the second touch electrode strings is the same or within a second predetermined range.Type: ApplicationFiled: January 8, 2015Publication date: June 23, 2016Applicant: Shenzhen China Star Optoelectronics Technology Co. Ltd.Inventor: Chun-Kai CHANG
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Patent number: 9367170Abstract: A touch panel includes a plurality of sensing lines disposed in a sensing area, a plurality of touch-controlling lines disposed in a touch-detecting area, and an extended sensing line. The plurality of sensing lines are used for generating sensing signals, and the plurality of touch-controlling lines are used for receiving touch-controlling signals. The plurality of touch-controlling lines are extended to the sensing area to form mutual capacitances. The sensing line stretches into the touch-detecting area as the extended sensing line, forming a mutual capacitance in the touch-detecting area. It decreases the dead areas effectively and makes the positioning of touches more accurate.Type: GrantFiled: December 26, 2014Date of Patent: June 14, 2016Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Chun Kai Chang
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Publication number: 20160132163Abstract: A touch module includes a touch panel, a solar panel and a grating lens. The solar panel is disposed under the touch panel, and includes a light receiving area that faces towards the touch panel. The grating lens is disposed between the solar panel and the touch panel, the grating lens presents a first lens effect under a first control mode, and introduces external light passing through the touch panel and irradiated on the grating lens to the light receiving area of the solar panel under the first control mode. The present invention also discloses a mobile terminal that includes the above touch module. Through the above manners, the present invention stacks the solar panel and the touch panel together, and utilizes the lens effect of grating lens to converge external light thereby efficiently reducing non-display area of touch module and improving the photoelectric conversion efficiency.Type: ApplicationFiled: November 20, 2014Publication date: May 12, 2016Applicant: Shenzhen China Star Optoelectronics Technology Co. Ltd.Inventors: Jie Qiu, Yung-lun Lin, Ruhai Fu, Chengliang Ye, Chun-kai Chang
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Publication number: 20160109990Abstract: A wiring structure and a display panel are provided, and have red, green, and blue (RGB) signal lines; three signal control lines; and a switching line having a switching transistor disposed thereon. Each of the RGB lines has a terminal connecting correspondingly to the switching transistor, and connects correspondingly with the signal control lines through the switching transistor. The switching transistor comprises a control terminal for receiving a control signal, and controls the connection or disconnection between the three signal control lines and the RGB lines according to the control signal. The wiring structure can be used as an inspection system for the display panel.Type: ApplicationFiled: October 20, 2014Publication date: April 21, 2016Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventor: Chun Kai Chang
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Publication number: 20150291095Abstract: A lane departure warning system and method in combination with a driving behavior are provided. The system is disposed on a vehicle, and includes: at least one first information nation capture unit, for capturing environment information around the vehicle; at least one second information capture unit, disposed in the vehicle, for capturing in-vehicle image information; a processing unit, electrically connected to the first information capture unit and the second information capture unit, where the processing unit uses an environment determining unit to determine an environment condition of the vehicle according to the environment information, so that the processing unit performs an operation process according to the environment information of the first information capture unit and the in-vehicle image information of the second information capture unit, so as to generate an alarm signal; and a warning unit, for receiving the alarm signal to generate a warning action.Type: ApplicationFiled: October 8, 2014Publication date: October 15, 2015Inventors: Liang-Yi CHIEN, Fang-Chu CHOU, Chun-Kai CHANG
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Publication number: 20150291096Abstract: A driving recorder capable of assisting in correcting a shooting posture and a correction method of the same are provided. The driving recorder includes: an image capturing unit, a gravity sensing unit, a storage unit and a processing unit. The gravity sensing unit senses an orientation of the driving recorder and generates angle information; the storage unit stores shooting angle logic tables to correspond to a variety of orientations of the driving recorder; and the processing unit selects a corresponding shooting angle logic table from the storage unit according to the angle information, and generates an actuation signal, so as to adjust a shooting angle of the image capturing unit.Type: ApplicationFiled: October 8, 2014Publication date: October 15, 2015Inventors: Liang-Yi CHIEN, Fang-Chu CHOU, Chun-Kai CHANG
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Publication number: 20150234510Abstract: The present invention provides a touch-controlled display panel, which comprises an array substrate, a color filter substrate, and a liquid crystal layer disposed between the array substrate and the color filter substrate. The array substrate comprises a scan line, a data line, a pixel electrode, a first touch-controlled driving line, and a touch-controlled sensing line. The present invention further provides a touch-controlled display device. The present invention integrates the common line with the touch-controlled driving line and the touch-controlled sensing line, thereby improving the efficiency in manufacturing the touch-controlled display panel and reducing the manufacture cost thereof.Type: ApplicationFiled: March 11, 2014Publication date: August 20, 2015Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Chun Kai Chang, Yung-Lun Lin, Jie Qiu, Chengliang Ye, Ruhai Fu
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Publication number: 20150185266Abstract: A single layer capacitive touch module including a sensor clot matrix is disclosed. The sensor dot matrix has M×N sensor dots formed by M driving lines intersecting N sensing lines. Each one of the sensing lines and M driving lines forming a sensor zone, wherein each sensor zone comprises M sensor dots, M and N are positive integers. A driving unit coupled to the driving lines. A first soft board has a lead-in area on a first side thereof to be coupled with the driving lines on a first side of the sensor dot matrix. A second soft board having a lead-in area on a first side for being coupled with the driving lines and sensing lines on a second side of the sensor dot matrix opposite the first side of the sensor dot matrix.Type: ApplicationFiled: January 9, 2014Publication date: July 2, 2015Inventors: Yung-Lun Lin, Chun Kai Chang, Jie Qiu, Chengliang Ye
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Publication number: 20150109228Abstract: A method for manufacturing a touch panel includes the following steps. A touch-sensing unit is provided. A decoration layer is formed on the touch-sensing unit. And, a cover lens is disposed on the decoration layer. A touch panel is also provided. A touch panel includes a cover lens, a touch-sensing unit, and a first decoration layer separating the cover lens from the touch-sensing unit, wherein the first decoration layer and the touch-sensing unit have a first adhesive force per unit area therebetween, the first decoration layer and the cover lens have a second adhesive force per unit area therebetween, and the first adhesive force per unit area is greater than the second adhesive force per unit area.Type: ApplicationFiled: October 22, 2014Publication date: April 23, 2015Inventors: Ting-Chieh Chen, Chun-Kai Chang
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Publication number: 20140345799Abstract: A printing method for a touch panel device is disclosed. The method includes the following steps: firstly, providing a substrate; then, printing a first shielding layer on a surface of the substrate; and afterwards, printing a second shielding layer on the first shielding layer, wherein the second shielding layer covers the first shielding layer, and a side surface of the second shielding layer is connected to the surface of the substrate.Type: ApplicationFiled: March 11, 2014Publication date: November 27, 2014Applicant: HengHao Technology Co. LTDInventors: Ting-Chieh Chen, Chin-Liang Chen, Yung-Chih Liu, CHEN-CHANG HSU, CHUN-KAI CHANG
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Patent number: 8467027Abstract: A display panel including plural wiring sets is provided. Each of the wiring sets includes plural wires extending substantially along a straight direction. Each of the wiring sets has a first part and a second part respectively located at two opposite sides of a sealant. The first part is located between the sealant and an active region of the display panel, and a shortest distance of two adjacent wire segments of the first part is larger than a shortest distance of two adjacent wire segments of the second part. In addition, the shortest distance of two adjacent wire segments of the first part may be limited from about 15 ?m to about 35 ?m. The configuration of wiring set can reduce crosstalk of electric field between two adjacent wires to prevent light leakage and improve display quality.Type: GrantFiled: February 3, 2010Date of Patent: June 18, 2013Assignee: Au Optronics CorporationInventors: Chun-Huan Chang, Chien-Hao Fu, Chun-Kai Chang
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Publication number: 20120113655Abstract: A street lamp includes a shell, a mount, a radiation unit and an illumination unit. The shell includes an opening defined therein. The mount is located in and connected to the shell. The radiation unit is connected to the mount. The illumination unit is connected to the radiation unit. The illumination unit can emit light that can travel through the opening.Type: ApplicationFiled: February 25, 2011Publication date: May 10, 2012Inventors: Huan-Chang Huang, Chun-Kai Chang
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Publication number: 20110116215Abstract: A display panel including plural wiring sets is provided. Each of the wiring sets includes plural wires extending substantially along a straight direction. Each of the wiring sets has a first part and a second part respectively located at two opposite sides of a sealant. The first part is located between the sealant and an active region of the display panel, and a shortest distance of two adjacent wire segments of the first part is larger than a shortest distance of two adjacent wire segments of the second part. In addition, the shortest distance of two adjacent wire segments of the first part may be limited from about 15 ?m to about 35 ?m. The configuration of wiring set can reduce crosstalk of electric field between two adjacent wires to prevent light leakage and improve display quality.Type: ApplicationFiled: February 3, 2010Publication date: May 19, 2011Inventors: Chun-Huan Chang, Chien-Hao Fu, Chun-Kai Chang