Patents by Inventor Weng Chang
Weng 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: 20150200100Abstract: An N work function metal for a gate stack of a field effect transistor (FinFET) and method of forming the same are provided. An embodiment FinFET includes a fin supported by a semiconductor substrate, the fin extending between a source and a drain and having a channel region, and a gate stack formed over the channel region of the fin, the gate stack including an N work function metal layer comprising an oxidation layer on opposing sides of a tantalum aluminide carbide (TaAlC) layer.Type: ApplicationFiled: March 26, 2015Publication date: July 16, 2015Inventors: Po-Chin Kuo, Chung-Liang Cheng, Hsien-Ming Lee, Weng Chang
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Patent number: 9064857Abstract: An N work function metal for a gate stack of a field effect transistor (FinFET) and method of forming the same are provided. An embodiment FinFET includes a fin supported by a semiconductor substrate, the fin extending between a source and a drain and having a channel region, and a gate stack formed over the channel region of the fin, the gate stack including an N work function metal layer comprising an oxidation layer on opposing sides of a tantalum aluminide carbide (TaAlC) layer.Type: GrantFiled: December 19, 2012Date of Patent: June 23, 2015Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Po-Chin Kuo, Chung-Liang Cheng, Hsien-Ming Lee, Weng Chang
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Publication number: 20150155365Abstract: The present disclosure provides a semiconductor device with a profiled work-function metal gate electrode. The semiconductor structure includes a metal gate structure formed in an opening of an insulating layer. The metal gate structure includes a gate dielectric layer, a barrier layer, a work-function meta layer between the gate dielectric layer and the barrier layer and a work-function adjustment layer over the barrier layer, wherein the work-function metal has an ordered grain orientation. The present disclosure also provides a method of making a semiconductor device with a profiled work-function metal gate electrode.Type: ApplicationFiled: December 4, 2013Publication date: June 4, 2015Applicant: Taiwan Semiconductor Manufacturing Company LimitedInventors: Da-Yuan Lee, Kuan-Ting Liu, Hung-Chin Chung, Hsien-Ming Lee, Weng Chang, Syun-Ming Jang, Wei-Jen Lo
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Patent number: 9036238Abstract: A micro electro mechanical display module including a first substrate, a light source and a color filter layer is provided. The first substrate includes a first substrate body, a light-shielding pattern layer and light-shielding units. The light-shielding pattern layer has first openings. Each light-shielding unit includes a light-shielding shutter having one second opening. The shutter light-shielding shutter is movable relative to the light-shielding pattern layer. When one of the light-shielding units is enabled, the second opening is aligned with one of the first openings, so that the white light provided by the light source passes through the light-shielding pattern layer and the one of the light-shielding units and then passes through the color filter layer. When the one of the light-shielding units is not enabled, the second opening is not aligned with the one of the first openings, so that the white light is blocked by the light-shielding shutter.Type: GrantFiled: January 22, 2013Date of Patent: May 19, 2015Assignee: HTC CorporationInventor: Weng-Chang Shen
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Publication number: 20150121688Abstract: A fabricating method of a touch cover is provided. The method includes shaping a substrate so that the substrate has an inner plane and an inner side surface extending from the inner plane, wherein the inner plane and the inner side surface are not coplanar. A conductor layer is formed all over the inner plane and the inner side surface of the substrate. The conductor layer is patterned to form a sensing circuit on the inner plane and to form at least a portion of a grounding circuit on the inner side surface.Type: ApplicationFiled: January 16, 2015Publication date: May 7, 2015Inventors: Ming-Tien Lin, Weng-Chang Shen
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Patent number: 9001285Abstract: An electronic device comprises a housing and a display panel installed in the housing. The display panel comprises a first substrate, a second substrate disposed opposite to the first substrate and a display medium disposed between the first substrate and the second substrate. The first substrate comprises a first substrate body, pixel units arranged in an array on the first substrate body, data lines disposed on the first substrate body and electrically connected to the pixel units, a first insulation layer and scan lines disposed on the first substrate body and electrically connected to the pixel units. Each of the scan lines has a first part and a second part connecting to the first part. The first parts of the scan lines are interlaced with the data lines. The second parts of the scan lines are substantially overlapped with the data lines with the first insulation layer disposed therebetween.Type: GrantFiled: January 22, 2013Date of Patent: April 7, 2015Assignee: HTC CorporationInventor: Weng-Chang Shen
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Patent number: 8981230Abstract: A touch cover including a substrate, a sensing circuit and a grounding circuit is provided. The substrate has an inner plane and an inner side surface extending from the inner plane. The inner plane and the inner side surface are not coplanar. The sensing circuit is disposed on the inner plane. At least a portion of the grounding circuit is disposed on the inner side surface. An electronic apparatus with the touch cover and a fabricating method of the touch cover are also provided.Type: GrantFiled: July 24, 2012Date of Patent: March 17, 2015Assignee: HTC CorporationInventors: Ming-Tien Lin, Weng-Chang Shen
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Patent number: 8982447Abstract: A display panel includes a first substrate, a second substrate and a plurality of pixel units. The pixel units are disposed between the first substrate and the second substrate, and each of the pixel units includes a reflective electrode disposed on the first substrate, a plurality of colored charged particles located between the reflective electrode and the second substrate and a lateral electrode disposed on the first substrate and extended towards the second substrate. When a first voltage is applied to the reflective electrode, the charged particles are repelled to the second substrate to display the color of the charged particles due to the affection of a first electric field, when a second voltage is applied to the lateral electrode, the charged particles are attracted to the lateral electrode due to the affection of a second electric field. Further, a driving method of a display panel is also provided.Type: GrantFiled: April 18, 2013Date of Patent: March 17, 2015Assignee: HTC CorporationInventors: Weng-Chang Shen, Hsu-Hsiang Tseng
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Patent number: 8922533Abstract: A micro-electro-mechanical (MEM) display module including a MEM display panel and a light-emitting apparatus is provided. The MEM display panel includes a plurality of first light-shielding units, a plurality of second light-shielding units, a light-shielding pattern layer and a reflective pattern layer. Each first light-shielding unit includes a first movable light-shielding device having at least one first opening. Each second light-shielding unit includes a second movable light-shielding device having at least one second opening. The light-shielding pattern layer has a plurality of third openings. In a display mode, the first opening of at least one first movable light-shielding device overlaps at least one third opening, and each second movable light-shielding device covers the reflective pattern layer.Type: GrantFiled: June 28, 2012Date of Patent: December 30, 2014Assignee: HTC CorporationInventors: Weng-Chang Shen, Hsu-Hsiang Tseng
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Publication number: 20140313564Abstract: A display panel includes a first substrate, a second substrate and a plurality of pixel units. The pixel units are disposed between the first substrate and the second substrate, and each of the pixel units includes a reflective electrode disposed on the first substrate, a plurality of colored charged particles located between the reflective electrode and the second substrate and a lateral electrode disposed on the first substrate and extended towards the second substrate. When a first voltage is applied to the reflective electrode, the charged particles are repelled to the second substrate to display the color of the charged particles due to the affection of a first electric field, when a second voltage is applied to the lateral electrode, the charged particles are attracted to the lateral electrode due to the affection of a second electric field. Further, a driving method of a display panel is also provided.Type: ApplicationFiled: April 18, 2013Publication date: October 23, 2014Inventors: Weng-Chang Shen, Hsu-Hsiang Tseng
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Publication number: 20140292819Abstract: A display apparatus and an image forming method are provided. The display apparatus includes a transparent display layer and a light modification layer. The transparent display layer includes a plurality of pixel units for displaying an image. The light modification layer disposed under the transparent display layer and includes a substrate body having a plurality of first apertures and a plurality of shutter units disposed above the substrate body. When at least one of the shutter units is moved to a first position, an incident light transmits through the shutter unit and is reflected by the substrate body. When at least one of the shutter units is moved to a second position, the incident light transmits through the shutter unit and the at least one of first apertures.Type: ApplicationFiled: April 1, 2013Publication date: October 2, 2014Applicant: HTC CorporationInventors: Yu-Wen Lin, Hsu-Hsiang Tseng, Weng-Chang Shen
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Patent number: 8846461Abstract: A composite semiconductor structure and method of forming the same are provided. The composite semiconductor structure includes a first silicon-containing compound layer comprising an element selected from the group consisting essentially of germanium and carbon; a silicon layer on the first silicon-containing compound layer, wherein the silicon layer comprises substantially pure silicon; and a second silicon-containing compound layer comprising the element on the silicon layer. The first and the second silicon-containing compound layers have substantially lower silicon concentrations than the silicon layer. The composite semiconductor structure may be formed as source/drain regions of metal-oxide-semiconductor (MOS) devices.Type: GrantFiled: December 28, 2012Date of Patent: September 30, 2014Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hsien-Hsin Lin, Weng Chang, Chien-Chang Su, Kuan-Yu Chen, Hsueh-Chang Sung, Ming-Hua Yu
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Publication number: 20140218660Abstract: A dual display module including a transmissive display panel, at least one transparent light guide device, and at least one light source is provided. The transmissive display panel has a first display surface and a second display surface opposite to the first display surface. The first display surface is disposed between the transparent light guide device and the second display surface. The light source is disposed beside the transparent light guide device and is capable of emitting a light beam. The transparent light guide device guides the light beam to enter the transmissive display panel through the first display surface. After the light beam entered the transmissive display panel, the light beam exits the transmissive display panel from the second display surface. A method for enhancing display brightness is also provided.Type: ApplicationFiled: February 7, 2013Publication date: August 7, 2014Applicant: HTC CORPORATIONInventors: Weng-Chang Shen, Hsu-Hsiang Tseng
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Publication number: 20140204302Abstract: An electronic device comprises a housing and a display panel installed in the housing. The display panel comprises a first substrate, a second substrate disposed opposite to the first substrate and a display medium disposed between the first substrate and the second substrate. The first substrate comprises a first substrate body, pixel units arranged in an array on the first substrate body, data lines disposed on the first substrate body and electrically connected to the pixel units, a first insulation layer and scan lines disposed on the first substrate body and electrically connected to the pixel units. Each of the scan lines has a first part and a second part connecting to the first part. The first parts of the scan lines are interlaced with the data lines. The second parts of the scan lines are substantially overlapped with the data lines with the first insulation layer disposed therebetween.Type: ApplicationFiled: January 22, 2013Publication date: July 24, 2014Applicant: HTC CORPORATIONInventor: Weng-Chang Shen
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Publication number: 20140204441Abstract: A micro electro mechanical display module including a first substrate, a light source and a color filter layer is provided. The first substrate includes a first substrate body, a light-shielding pattern layer and light-shielding units. The light-shielding pattern layer has first openings. Each light-shielding unit includes a light-shielding shutter having one second opening. The shutter light-shielding shutter is movable relative to the light-shielding pattern layer. When one of the light-shielding units is enabled, the second opening is aligned with one of the first openings, so that the white light provided by the light source passes through the light-shielding pattern layer and the one of the light-shielding units and then passes through the color filter layer. When the one of the light-shielding units is not enabled, the second opening is not aligned with the one of the first openings, so that the white light is blocked by the light-shielding shutter.Type: ApplicationFiled: January 22, 2013Publication date: July 24, 2014Applicant: HTC CORPORATIONInventor: Weng-Chang Shen
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Publication number: 20140167187Abstract: An N work function metal for a gate stack of a field effect transistor (FinFET) and method of forming the same are provided. An embodiment FinFET includes a fin supported by a semiconductor substrate, the fin extending between a source and a drain and having a channel region, and a gate stack formed over the channel region of the fin, the gate stack including an N work function metal layer comprising an oxidation layer on opposing sides of a tantalum aluminide carbide (TaAlC) layer.Type: ApplicationFiled: December 19, 2012Publication date: June 19, 2014Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Po-Chin Kuo, Chung-Liang Cheng, Hsien-Ming Lee, Weng Chang
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Patent number: 8686634Abstract: An organic light emitting display (OLED) including a transparent substrate, a mirror layer, a transparent insulating layer, and an organic light emitting displaying layer is provided. The mirror layer is disposed on the transparent substrate and has a plurality of openings. The transparent insulating layer is disposed on the transparent substrate and covers the mirror layer. The organic light emitting displaying layer is disposed on the transparent insulating layer and has a plurality of pixel regions. The openings are aligned to the pixel regions respectively. In addition, a method for manufacturing the OLED is also provided.Type: GrantFiled: October 24, 2011Date of Patent: April 1, 2014Assignee: HTC CorporationInventors: Weng-Chang Shen, Hsu-Hsiang Tseng
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Patent number: 8659207Abstract: An electronic device and an adjustment method thereof are provided. Generate an adjustment voltage according to a preset capacitance and a capacitance detected by a capacitive sensor coupled to both sides of a piezoelectric element, and generate a driving voltage to drive the piezoelectric element according to the adjustment voltage, so as to avoid depolarization of the piezoelectric element affecting the vibration strength of the vibration device.Type: GrantFiled: November 24, 2011Date of Patent: February 25, 2014Assignee: HTC CorporationInventors: Weng-Chang Shen, Hsu-Hsiang Tseng
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Publication number: 20140027260Abstract: A touch cover including a substrate, a sensing circuit and a grounding circuit is provided. The substrate has an inner plane and an inner side surface extending from the inner plane. The inner plane and the inner side surface are not coplanar. The sensing circuit is disposed on the inner plane. At least a portion of the grounding circuit is disposed on the inner side surface. An electronic apparatus with the touch cover and a fabricating method of the touch cover are also provided.Type: ApplicationFiled: July 24, 2012Publication date: January 30, 2014Applicant: HTC CORPORATIONInventors: Ming-Tien Lin, Weng-Chang Shen
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Publication number: 20140002512Abstract: A micro-electro-mechanical (MEM) display module including a MEM display panel and a light-emitting apparatus is provided. The MEM display panel includes a plurality of first light-shielding units, a plurality of second light-shielding units, a light-shielding pattern layer and a reflective pattern layer. Each first light-shielding unit includes a first movable light-shielding device having at least one first opening. Each second light-shielding unit includes a second movable light-shielding device having at least one second opening. The light-shielding pattern layer has a plurality of third openings. In a display mode, the first opening of at least one first movable light-shielding device overlaps at least one third opening, and each second movable light-shielding device covers the reflective pattern layer.Type: ApplicationFiled: June 28, 2012Publication date: January 2, 2014Applicant: HTC CORPORATIONInventors: Weng-Chang Shen, Hsu-Hsiang Tseng