Patents by Inventor Yang Chang
Yang 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).
-
Patent number: 11889705Abstract: The present disclosure, in some embodiments, relates to an integrated chip. The integrated chip includes a first interconnect within a first inter-level dielectric (ILD) layer over a substrate. A memory device is disposed over the first interconnect and is surrounded by a second ILD layer. A sidewall spacer is arranged along opposing sides of the memory device and an etch stop layer is arranged on the sidewall spacer. The sidewall spacer and the etch stop layer have upper surfaces that are vertically offset from one another by a non-zero distance. A second interconnect extends from a top of the second ILD layer to an upper surface of the memory device.Type: GrantFiled: August 3, 2021Date of Patent: January 30, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hsia-Wei Chen, Chih-Yang Chang, Chin-Chieh Yang, Jen-Sheng Yang, Kuo-Chi Tu, Wen-Ting Chu, Yu-Wen Liao
-
Publication number: 20240026975Abstract: A sealing member includes a monolithic body including a first portion adjoining a second portion. The first portion forms part of a circle. The second portion includes first and second lobes. Each lobe adjoins the first portion with a concave surface. In one example, each lobe includes a rounded tip, and a convex surface extends from one rounded tip to the other rounded tip.Type: ApplicationFiled: June 28, 2023Publication date: January 25, 2024Inventors: Yao-Hung YANG, Chih-Yang CHANG, Sam Hyungsam KIM
-
Patent number: 11880332Abstract: A bus system is provided. A plurality of slave devices are electrically connected to a master device through an enhanced serial peripheral interface (eSPI) bus. The slave devices are electrically connected together via a control line. A first slave device is configured to provide a first clock signal to each second slave device via the control line, so that a second clock signal of each second slave device is synchronized with the first clock signal. After the second clock signals are synchronized with the first clock signal, each second slave device is configured to adjust a phase of the second clock signal in a clock phase shift stage, so that each second clock signal has a phase difference with the first clock signal. The phase differences between the second clock signals of the second slave devices and the first clock signal are different.Type: GrantFiled: March 4, 2022Date of Patent: January 23, 2024Assignee: NUVOTON TECHNOLOGY CORPORATIONInventors: Kang-Fu Chiu, Chih-Hung Huang, Hao-Yang Chang
-
Patent number: 11877421Abstract: A cooling liquid flow control device includes a heat dissipation bottom plate, a fixing holder, a cooling module, and a temperature control element. The heat dissipation bottom plate has a bottom surface configured to be in contact with a heating element on a substrate. The fixing holder is connected to the heat dissipation bottom plate and configured to be fixed with the substrate. The cooling module is connected to a top surface of the heat dissipation bottom plate to form a cavity. The cavity is configured to circulate a cooling liquid. The temperature control element is connected to the cooling module and includes a valve. The valve is configured to reciprocally move based on a temperature of the heating element, thereby adjusting a flow rate of the cooling liquid in and out of the cavity.Type: GrantFiled: December 7, 2021Date of Patent: January 16, 2024Assignees: Inventec (Pudong) Technology Corporation, INVENTEC CORPORATIONInventors: Han Chih Hsieh, Hsiu-Hui Kuo, Yang Chang Su, Chih Hung Cheng
-
Patent number: 11863127Abstract: An amplifier device includes a regulator circuit, a first voltage converting circuit, a first control circuit, and an amplifier circuit. The regulator circuit is configured to output a first driving voltage. The first voltage converting circuit is coupled to the regulator circuit, and is configured to output one of the first driving voltage and at least one first voltages related to the first driving voltage, as a first operating voltage. The first control circuit is coupled to the first voltage converting circuit through a first node, and is configured to receive the first operating voltage and generate a first operating signal according to the first operating voltage and a first control signal. The amplifier circuit is coupled to the first control circuit and the regulator circuit, and is configured to receive the first driving voltage, and is controlled by the first operating signal to generate an output voltage.Type: GrantFiled: April 19, 2021Date of Patent: January 2, 2024Assignee: REALTEK SEMICONDUCTOR CORPORATIONInventors: Yang Chang, Kuan-Yu Shih, Chia-Jun Chang, Ka-Un Chan
-
Patent number: 11856797Abstract: A resistive random access memory (RRAM) structure includes a resistive memory element formed on a semiconductor substrate. The resistive element includes a top electrode, a bottom electrode, and a resistive material layer positioned between the top electrode and the bottom electrode. The RRAM structure further includes a field effect transistor (FET) formed on the semiconductor substrate, the FET having a source and a drain. The drain has a zero-tilt doping profile and the source has a tilted doping profile. The resistive memory element is coupled with the drain via a portion of an interconnect structure.Type: GrantFiled: January 31, 2022Date of Patent: December 26, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chin-Chieh Yang, Hsia-Wei Chen, Chih-Yang Chang, Kuo-Chi Tu, Wen-Ting Chu, Yu-Wen Liao
-
Publication number: 20230410932Abstract: The present disclosure describes a magnetic memory device. The magnetic memory device includes a magnetic sensing array configured to sense an external magnetic field strength. The magnetic memory device further includes a voltage modulator configured to, in response to the external magnetic field strength being greater than a threshold magnetic field strength, provide a test voltage different from a current write voltage of the magnetic memory device. The magnetic memory device further includes an error check array configured to use the test voltage as a write voltage of the error check array and provide a bit error rate corresponding to the test voltage. The magnetic memory device further includes a control unit configured to adjust, based on the bit error rate being equal to or less than a threshold bit error rate, a write voltage of the magnetic memory device from the current write voltage to the test voltage.Type: ApplicationFiled: July 31, 2023Publication date: December 21, 2023Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Chia-Hsiang CHEN, Chih-Yang Chang, Chia Yu Wang, Meng-Chun Shih
-
Publication number: 20230410931Abstract: The present disclosure describes a magnetic memory device. The magnetic memory device includes a magnetic sensing array configured to sense an external magnetic field strength. The magnetic memory device further includes a voltage modulator configured to, in response to the external magnetic field strength being greater than a threshold magnetic field strength, provide a test voltage different from a current write voltage of the magnetic memory device. The magnetic memory device further includes an error check array configured to use the test voltage as a write voltage of the error check array and provide a bit error rate corresponding to the test voltage. The magnetic memory device further includes a control unit configured to adjust, based on the bit error rate being equal to or less than a threshold bit error rate, a write voltage of the magnetic memory device from the current write voltage to the test voltage.Type: ApplicationFiled: June 21, 2022Publication date: December 21, 2023Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Chia-Hsiang CHEN, Chih-Yang CHANG, Chia Yu WANG, Meng-Chun SHIH
-
Publication number: 20230399453Abstract: The present application is directed to methods for preparation of carbon materials. The carbon materials comprise enhanced electrochemical properties and find utility in any number of electrical devices, for example, as electrode material in ultracapacitors or batteries.Type: ApplicationFiled: August 25, 2023Publication date: December 14, 2023Inventors: Katharine Geramita, Benjamin E. Kron, Henry R. Costantino, Aaron M. Feaver, Avery J. Sakshaug, Leah A. Thompkins, Alan Tzu-Yang Chang
-
Publication number: 20230399452Abstract: The present application is directed to methods for preparation of carbon materials. The carbon materials comprise enhanced electrochemical properties and find utility in any number of electrical devices, for example, as electrode material in ultracapacitors or batteries.Type: ApplicationFiled: August 25, 2023Publication date: December 14, 2023Inventors: Katharine Geramita, Benjamin E. Kron, Henry R. Costantino, Aaron M. Feaver, Avery J. Sakshaug, Leah A. Thompkins, Alan Tzu-Yang Chang
-
Publication number: 20230402304Abstract: Methods and apparatus for processing a substrate are provided herein. For example, a processing volume for processing a substrate and a pressure system in fluid communication with the processing volume and comprising a throttle valve assembly including a housing, a sensing device disposed in an interior of the housing, and a fan open to the interior of the housing, wherein, during operation of the pressure system to control a pressure within the processing volume, the sensing device is responsive to temperature changes in the interior of the housing such that the fan remains off when a temperature of the interior of the housing is less than a predetermined temperature and automatically turns on when the temperature within interior of the housing is equal to or greater than the predetermined temperature.Type: ApplicationFiled: May 19, 2022Publication date: December 14, 2023Inventors: Gaurav SHRIVASTAVA, Pavankumar Ramanand HARAPANHALLI, Yao-Hung YANG, Sudhir R. GONDHALEKAR, Chih-Yang CHANG
-
Publication number: 20230401748Abstract: In some embodiments, a method includes receiving a first image and a second image from a stereo camera pair. The method includes selecting a first row of pixels from the rectified image and a set of rows of pixels from the second image and comparing the first row of pixels with each row of pixels from the set of rows of pixels to determine disparity values. The method includes determining a pair of rows of pixels having the first row of pixels and a second row of pixels from the set of rows of pixels. The pair of rows of pixels has an offset no greater than an offset between the first row of pixels and each row of pixels from remaining rows of pixels. The method includes adjusting, based on the offset, the relative rotational position between the first stereo camera and the second stereo camera.Type: ApplicationFiled: August 14, 2023Publication date: December 14, 2023Inventors: Anurag GANGULI, Timothy P. DALY, JR., Mayank GUPTA, Wenbin WANG, Huan Yang CHANG
-
Patent number: 11844286Abstract: Various embodiments of the present application are directed towards a method for forming a flat via top surface for memory, as well as an integrated circuit (IC) resulting from the method. In some embodiments, an etch is performed into a dielectric layer to form an opening. A liner layer is formed covering the dielectric layer and lining the opening. A lower body layer is formed covering the dielectric layer and filling a remainder of the opening over the liner layer. A top surface of the lower body layer and a top surface of the liner layer are recessed to below a top surface of the dielectric layer to partially clear the opening. A homogeneous upper body layer is formed covering the dielectric layer and partially filling the opening. A planarization is performed into the homogeneous upper body layer until the dielectric layer is reached.Type: GrantFiled: November 30, 2021Date of Patent: December 12, 2023Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hsia-Wei Chen, Chih-Yang Chang, Chin-Chieh Yang, Jen-Sheng Yang, Sheng-Hung Shih, Tung-Sheng Hsiao, Wen-Ting Chu, Yu-Wen Liao, I-Ching Chen
-
Patent number: 11837312Abstract: The present disclosure describes a magnetic memory device. The magnetic memory device includes a magnetic sensing array configured to sense an external magnetic field strength. The magnetic memory device further includes a voltage modulator configured to, in response to the external magnetic field strength being greater than a threshold magnetic field strength, provide a test voltage different from a current write voltage of the magnetic memory device. The magnetic memory device further includes an error check array configured to use the test voltage as a write voltage of the error check array and provide a bit error rate corresponding to the test voltage. The magnetic memory device further includes a control unit configured to adjust, based on the bit error rate being equal to or less than a threshold bit error rate, a write voltage of the magnetic memory device from the current write voltage to the test voltage.Type: GrantFiled: June 21, 2022Date of Patent: December 5, 2023Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Chia-Hsiang Chen, Chih-Yang Chang, Chia Yu Wang, Meng-Chun Shih
-
Patent number: 11832791Abstract: An optical imaging lens assembly, which is applied for an endoscopic optical device, from an object side to an image side aligned in order includes a first lens element, a second lens element and a third lens element. The first lens element has negative refracting power, and further has a first convex object-side surface and a first image-side surface. The second lens element has positive refracting power, and further has a second convex object-side surface and a second concave image-side surface. The third lens element has positive refracting power, and further has a third convex image-side surface and a third object-side surface.Type: GrantFiled: September 17, 2021Date of Patent: December 5, 2023Assignee: ALTEK BIOTECHNOLOGY CORPORATIONInventors: Cheng-Yi Lai, Yang-Chang Chien
-
Publication number: 20230384867Abstract: The present invention provides a motion detecting system, which includes a light source module, a plurality of image sensors and a control unit. The light source module illuminates at least one object. The image sensors respectively detect the object under the light emitted by the light source module to generate a plurality of detection results. The control unit is coupled to the image sensors, and generates a control command according to the detection results.Type: ApplicationFiled: August 15, 2023Publication date: November 30, 2023Inventors: TING-YANG CHANG, YEN-MIN CHANG, NIEN-TSE CHEN
-
Publication number: 20230383045Abstract: The present application is directed to methods for preparation of carbon materials. The carbon materials comprise enhanced electrochemical properties and find utility in any number of electrical devices, for example, as electrode material in ultracapacitors or batteries.Type: ApplicationFiled: April 12, 2023Publication date: November 30, 2023Inventors: Katharine Geramita, Benjamin E. Kron, Henry R. Costantino, Aaron M. Feaver, Avery J. Sakshaug, Leah A. Thompkins, Alan Tzu-Yang Chang
-
Publication number: 20230380190Abstract: A method for fabricating an integrated circuit is provided. The method includes depositing a dielectric layer over a conductive feature; etching an opening in the dielectric layer to expose the conductive feature, such that the dielectric layer has a tapered sidewall surrounding the opening; depositing a bottom electrode layer into the opening in the dielectric layer; depositing a resistance switch layer over the bottom electrode layer; patterning the resistance switch layer and the bottom electrode layer respectively into a resistance switch element and a bottom electrode, in which a sidewall of the bottom electrode is landing on the tapered sidewall of the dielectric layer.Type: ApplicationFiled: July 28, 2023Publication date: November 23, 2023Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Chieh-Fei CHIU, Wen-Ting CHU, Yong-Shiuan TSAIR, Yu-Wen LIAO, Chih-Yang CHANG, Chin-Chieh YANG
-
Patent number: 11809667Abstract: A transparent conductive substrate structure used for a thermoforming process includes a transparent cover plate and a touch sensing layer structure. The transparent cover plate includes a toughening layer on one side thereof. The touch sensing layer structure arranged on one surface of the toughening layer, and includes a first transparent conductive layer, a dielectric layer, a barrier layer, a second transparent conductive layer, and a buffer protective layer. Each transparent conductive layer is directly applied to the transparent cover plate, so that the thickness between the transparent conductive layers is below 1 ?m. The thickness between layers may be reduced to increase the sensitivity of the touch sensing layer structure. To prevent each transparent conductive layer and an electrode wire layer from breaking during the thermoforming process, the transparent conductive substrate structure is combined with the buffer protective layer to strengthen the structure of each transparent conductive layer.Type: GrantFiled: June 4, 2021Date of Patent: November 7, 2023Assignee: NANOBIT TECH. CO., LTD.Inventors: Sheng-Chieh Tsai, Yao-Zong Chen, Yu-Yang Chang, Hsiou-Ming Liu
-
Publication number: 20230354618Abstract: The present disclosure, in some embodiments, relates to an integrated chip. The integrated chip includes a first resistive random access memory (RRAM) element and a second RRAM element over a substrate. A conductive element is arranged below the first RRAM element and the second RRAM element. The conductive element electrically couples the first RRAM element to the second RRAM element. An upper insulating layer continuously extends over the first RRAM element and the second RRAM element. An upper inter-level dielectric (ILD) structure laterally surrounds the first RRAM element and the second RRAM element. The upper insulating layer separates the first RRAM element and the second RRAM element from the upper ILD structure.Type: ApplicationFiled: July 6, 2023Publication date: November 2, 2023Inventors: Chin-Chieh Yang, Chih-Yang Chang, Wen-Ting Chu, Yu-Wen Liao