Patents by Inventor Shu-Wen Chang
Shu-Wen 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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Patent number: 11968869Abstract: An electronic device includes a flexible substrate and a conductive wire. The conductive wire is disposed on the flexible substrate and includes a metal portion and a plurality of openings disposed in the metal portion. The metal portion includes a plurality of extending portions and a plurality of joint portions, and each of the openings is surrounded by two of the plurality of extending portions and two of the plurality of joint portions. A ratio of a sum of widths of the plurality of extending portions to a sum of widths of the plurality of joint portions is in a range from 0.8 to 1.2.Type: GrantFiled: April 28, 2022Date of Patent: April 23, 2024Assignee: InnoLux CorporationInventors: Ya-Wen Lin, Chien-Chih Chen, Yen-Hsi Tu, Cheng-Wei Chang, Shu-Hui Yang
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Patent number: 11955397Abstract: A semiconductor structure is provided. The semiconductor structure includes a substrate, a channel layer, a barrier layer, a compound semiconductor layer, a gate electrode, and a stack of dielectric layers. The channel layer is disposed on the substrate. The barrier layer is disposed on the channel layer. The compound semiconductor layer is disposed on the barrier layer. The gate electrode is disposed on the compound semiconductor layer. The stack of dielectric layers is disposed on the gate electrode. The stack of dielectric layers includes layers having different etching rates.Type: GrantFiled: November 9, 2020Date of Patent: April 9, 2024Assignee: Vanguard International Semiconductor CorporationInventors: Shin-Cheng Lin, Cheng-Wei Chou, Ting-En Hsieh, Yi-Han Huang, Kwang-Ming Lin, Yung-Fong Lin, Cheng-Tao Chou, Chi-Fu Lee, Chia-Lin Chen, Shu-Wen Chang
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Publication number: 20220148938Abstract: A semiconductor structure is provided. The semiconductor structure includes a substrate, a channel layer, a barrier layer, a compound semiconductor layer, a gate electrode, and a stack of dielectric layers. The channel layer is disposed on the substrate. The barrier layer is disposed on the channel layer. The compound semiconductor layer is disposed on the barrier layer. The gate electrode is disposed on the compound semiconductor layer. The stack of dielectric layers is disposed on the gate electrode. The stack of dielectric layers includes layers having different etching rates.Type: ApplicationFiled: November 9, 2020Publication date: May 12, 2022Applicant: Vanguard International Semiconductor CorporationInventors: Shin-Cheng LIN, Cheng-Wei CHOU, Ting-En HSIEH, Yi-Han HUANG, Kwang-Ming LIN, Yung-Fong LIN, Cheng-Tao CHOU, Chi-Fu LEE, Chia-Lin CHEN, Shu-Wen CHANG
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Publication number: 20160174833Abstract: The disclosure is related to an examining system for eye gland function. The system includes a thermography unit used to capture an ocular thermographic image. The temperature distribution over multiple positions of eye can be found. A computation unit is used to compute mean temperatures for the areas of multiple positions. The temperatures are such as a reference temperature for a reference position and temperatures for multiple tested positions. The temperature values are temporarily stored in a memory of the system. The system further includes a comparison unit used to calculate the differences or ratios among the temperature values. The comparison results are output. According to one embodiment, the reference temperature may be a mean temperature within an area of an upper palpebral; and the temperatures for the multiple tested positions may be the mean temperatures of multiples positions along a line from left to right over the eyelid.Type: ApplicationFiled: February 12, 2015Publication date: June 23, 2016Inventors: HUIHUA CHIANG, O. CHANG, SHU-WEN CHANG, CHUNG-HWA CHANG, TAI-YUAN SU, CHIEN-YI LU
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Patent number: 9268443Abstract: A touch panel connected with p signal channels of a chip is provided. The touch panel includes a substrate, electrode pairs, and signal lines. The electrode pairs are arranged in a matrix of q columns and r rows and each includes a first electrode connected to the hth signal channel and a second electrode connected to the ith signal channel. The hth signal channel and the ith channel are served as a signal channel pair. The signal channel connected with the electrode pair arranged in the jth column of the kth row is different from the signal channel connected with the other electrode pairs. The signal lines are electrically connected between the first electrodes or the second electrodes to the corresponding signal channels.Type: GrantFiled: March 1, 2013Date of Patent: February 23, 2016Assignee: Chunghwa Picture Tubes, LTD.Inventors: Shu-Ming Chang, Shu-Wen Chang
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Publication number: 20150109540Abstract: An in-cell touch panel includes a transparent substrate having a first surface, a plurality of drive-end traces and a plurality of receive-end traces disposed on the first surface of the transparent substrate, and a plurality of color photoresists. The drive-end traces and the receive-end traces are utilized as a black matrix for defining a plurality of pixel regions. The color photoresists are disposed on the first surface of the transparent substrate and disposed in the pixel regions respectively.Type: ApplicationFiled: December 30, 2013Publication date: April 23, 2015Applicant: CHUNGHWA PICTURE TUBES, LTD.Inventors: Chih-Wei CHANG, Kun-Chi CHIU, Shu-Wen CHANG, Chao-Wei WEI, Chun-Chung WU
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Publication number: 20140158513Abstract: A touch panel connected with p signal channels of a chip is provided. The touch panel includes a substrate, electrode pairs, and signal lines. The electrode pairs are arranged in a matrix of q columns and r rows and each includes a first electrode connected to the hth signal channel and a second electrode connected to the ith signal channel. The hth signal channel and the ith channel are served as a signal channel pair. The signal channel connected with the electrode pair arranged in the jth column of the kth row is different from the signal channel connected with the other electrode pairs. The signal lines are electrically connected between the first electrodes or the second electrodes to the corresponding signal channels.Type: ApplicationFiled: March 1, 2013Publication date: June 12, 2014Applicant: CHUNGHWA PICTURE TUBES, LTD.Inventors: Shu-Ming Chang, Shu-Wen Chang
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Patent number: 8730222Abstract: A display capable of improving frame quality includes a display panel, a timing controller, and a source driver. The timing controller is used for generating a scan start signal, and generating at least one control signal in a blanking time of the display panel according to polarity of a last datum before the blanking time and polarity of a first datum after the blanking time. The source driver is used for generating at least one datum synchronized with the at least one control signal according to the polarity of the last datum before the blanking time, a voltage of the first datum after the blanking time and the at least one control signal. The source driver does not change a last datum of the at least one datum after the at least one control signal in the blanking time.Type: GrantFiled: January 3, 2012Date of Patent: May 20, 2014Assignee: Chunghwa Picture Tubes, Ltd.Inventors: Chih-Wei Chang, Shu-Wen Chang, Chien-Yang Chen
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Publication number: 20140043253Abstract: A multi-touch screens device includes at least two touch panels, a microprocessor, and an operation system. The microprocessor is coupled to the at least two touch panels for providing driving signals of the at least two touch panels to the at least two touch panels, receiving sensing signals generated by the at least two touch panels, and generating operation signals corresponding to the at least two touch panels according to the sensing signals. The operation system is coupled to the microprocessor for executing corresponding operations on the at least two touch panels according to the operation signals corresponding to the at least two touch panels.Type: ApplicationFiled: November 4, 2012Publication date: February 13, 2014Applicant: CHUNGHWA PICTURE TUBES, LTD.Inventors: Chia-Hua Chang, Chao-Wei Wei, Shu-Wen Chang
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Publication number: 20130222279Abstract: A touch display apparatus including a display panel, a touch panel, a gate driver and a touch sensor is provided. The touch panel is disposed corresponding to the display panel. The gate driver is coupled to the display panel and the touch panel so as to sequentially output a plurality of scan signals to the display panel and sequentially output a plurality of driver signals to the touch panel. Here, the output time of the scan signals and the output time of the driver signals are not overlapped. The touch sensor is coupled to the touch panel and calculates a touch position according to a sensor signal outputted by the touch panel.Type: ApplicationFiled: July 23, 2012Publication date: August 29, 2013Applicant: CHUNGHWA PICTURE TUBES, LTD.Inventors: Chih-Wei Chang, Shu-Wen Chang, Chia-Chun Fang
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Publication number: 20130113769Abstract: A display capable of improving frame quality includes a display panel, a timing controller, and a source driver. The timing controller is used for generating a scan start signal, and generating at least one control signal in a blanking time of the display panel according to polarity of a last datum before the blanking time and polarity of a first datum after the blanking time. The source driver is used for generating at least one datum synchronized with the at least one control signal according to the polarity of the last datum before the blanking time, a voltage of the first datum after the blanking time and the at least one control signal. The source driver does not change a last datum of the at least one datum after the at least one control signal in the blanking time.Type: ApplicationFiled: January 3, 2012Publication date: May 9, 2013Inventors: Chih-Wei Chang, Shu-Wen Chang, Chien-Yang Chen
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Publication number: 20120314417Abstract: An optical lens for modulating light generated by a surface-emitting laser chip is disclosed. The optical lens includes a main body with a recess. A bottom surface of the recess is configured with a light-entering curved face, and an outer surface of the main body opposite to the bottom surface is configured with a light-existing curved face. Here, the recess is for accommodating the surface-emitting laser chip, and the surface-emitting laser chip is arranged a distance from the light-entering curved face. A light-emitting module adopting the aforementioned optical lens is also provided. The aforementioned optical lens would cause the incident light to first diverge and then converge at a predetermined angle, so that the output illuminating light is more uniform and the projecting distance is extended.Type: ApplicationFiled: May 23, 2012Publication date: December 13, 2012Applicant: MILLENNIUM COMMUNICATION CO., LTD.Inventors: Li-Hung LAI, Li-Wen LAI, Li-Min HSU, Yung-Tai CHEN, Shu-Wen CHANG
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Publication number: 20100231500Abstract: An LCD includes a display panel, a plurality of fluorescent lamps, an electric field sensor, and an inverter. The electric field sensor senses electric fields of the plurality of fluorescent lamps to generate a voltage. The inverter is electrically connected the plurality of fluorescent lamps, and generates a driving voltage to drive the plurality of fluorescent lamps. The inverter adjusts an operating frequency of the driving voltage according to the voltage. Thus, the waving phenomenon of the LCD is improved effectively.Type: ApplicationFiled: May 5, 2009Publication date: September 16, 2010Inventors: Chi-Hsiu Lin, Shu-Wen Chang, Po-Kun Hsieh
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Publication number: 20080174529Abstract: A driving apparatus for a light-emitting module is disclosed for generating a driving current to the light-emitting module according to a first input voltage and a second input voltage. The driving apparatus includes an amplifier, a first feedback circuit, and a second feedback circuit. The amplifier includes a first input node, a second input node and an output node. The first feedback circuit is used for generating a first feedback voltage inputted to the first input node according to an output voltage generated by the amplifier and the first input voltage. The second feedback circuit is used for generating a second feedback voltage inputted to the second input node according to the output voltage generated by the amplifier and the second input voltage.Type: ApplicationFiled: September 6, 2007Publication date: July 24, 2008Inventors: Chi-Hsiu Lin, Po-Kun Hsieh, Shu-Wen Chang
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Patent number: 7220496Abstract: A polarized electroluminescent light-emitting panel is made by treating the photo-alignable functional group of the polymer hole transporting layer with a first direction and second direction photo-alignment treatment to have the molecules of the hole transporting layer aligned in specific directions and then forming a polymer emitting layer on the hole transporting layer, and thus a thin type full-color polarized electroluminescent light-emitting device that will produce polarized superimposition (3D image) is thus obtained.Type: GrantFiled: September 10, 2004Date of Patent: May 22, 2007Assignee: Wintek CorporationInventors: Shu-Wen Chang, Wen-Jui Liao, Sherry Lin
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Publication number: 20060057424Abstract: A polarized electroluminescent light-emitting panel is made by treating the photo-alignable functional group of the polymer hole transporting layer with a first direction and second direction photo-alignment treatment to have the molecules of the hole transporting layer aligned in specific directions and then forming a polymer emitting layer on the hole transporting layer, and thus a thin type full-color polarized electroluminescent light-emitting device that will produce polarized superimposition (3D image) is thus obtained.Type: ApplicationFiled: September 10, 2004Publication date: March 16, 2006Applicant: Wintek CorporationInventors: Shu-Wen Chang, Wen-Jui Liao, Sherry Lin
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Patent number: 6917398Abstract: A display utilizing cholesterin liquid crystal polymer for enhancing contrast includes a transparent substrate on which a bus-bar, an electric hole conductive layer, a lighting layer, an electronic conductive layer and a cathode electrode layer are sequentially overlaid. An insulating packaging layer is disposed on the cathode electrode layer. The electric hole conductive layer is painted with polymer electric hole conductive material and coordinated on the bus-bar. The lighting layer has cholesterin liquid crystal phase and is made on the coordinated electric hole conductive layer. The lighting layer goes through backfire to be arranged into such a structure that the cholesterin liquid crystal lighting molecules can induce and emit manual circular polarized light. A circular polarizing optical coating is attached to one face of the substrate.Type: GrantFiled: September 16, 2003Date of Patent: July 12, 2005Assignee: Wintek CorporationInventors: Shu-Wen Chang, Wen-Jui Liao
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Publication number: 20050057719Abstract: A display utilizing cholesterin liquid crystal polymer for enhancing contrast includes a transparent substrate on which a bus-bar, an electric hole conductive layer, a lighting layer, an electronic conductive layer and a cathode electrode layer are sequentially overlaid. An insulating packaging layer is disposed on the cathode electrode layer. The electric hole conductive layer is painted with polymer electric hole conductive material and coordinated on the bus-bar. The lighting layer has cholesterin liquid crystal phase and is made on the coordinated electric hole conductive layer. The lighting layer goes through backfire to be arranged into such a structure that the cholesterin liquid crystal lighting molecules can induce and emit manual circular polarized light. A circular polarizing optical coating is attached to one face of the substrate.Type: ApplicationFiled: September 16, 2003Publication date: March 17, 2005Inventors: Shu-Wen Chang, Wen-Jui Liao
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Publication number: 20050042551Abstract: A method of manufacturing an organic electroluminescent light-emitting device includes the steps of forming a light-permeable anode conducting layer on a transparent substrate and then etching the light-permeable anode conducting layer to form an node pattern by means of photolithography so as to form a plurality of anode electrodes on the transparent substrate, forming crosslink insulating layers on the anode electrodes by means of photolithography, forming cathode spacers on the insulating layers respectively by means of photolithography, using a polymeric hole transporting material and a solvent to form crosslink polymeric hole transporting layers on the anode electrodes between the insulating layers by means of photolithography, depositing small-molecule electron transporting layers on the crosslink polymeric hole transporting layers respectively by means of evaporation, depositing metal cathodes on the small-molecule electron transporting layers respectively by evaporation, and then forming a packaging lType: ApplicationFiled: August 16, 2004Publication date: February 24, 2005Applicant: Wintek CorporationInventors: Shu-Wen Chang, Wen-Jui Liao
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Patent number: 6840968Abstract: A method for purification through sublimation includes a step of compressing a powdered object to be purified in a tight and compact manner such as granules or cakes under a preset pressure, temperature and time for containing a greater amount of substances in a unit volume so that the object to be purified has an improved heat transfer efficiency and heating power is more stable. During sublimation process a flowing inertia gas is channeled to carry the sublimated and purified substances so that the purified substance flow in the same direction for depositing.Type: GrantFiled: April 28, 2003Date of Patent: January 11, 2005Assignee: Wintek CorporationInventors: Shu-Wen Chang, Gwo-Sen Lin, Chi-Min Chen