Patents by Inventor Kuang-Chao Chen
Kuang-Chao Chen 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: 11991882Abstract: A method for fabricating a memory device includes: providing a substrate; forming a first dielectric layer over the substrate; forming a plurality of conductive layers and a plurality of dielectric layers alternately and horizontally disposed on the substrate; forming a channel column structure on the substrate and in the plurality of conductive layers and the plurality of dielectric layers, where a side wall of the channel column structure is in contact with the plurality of conductive layers; forming a second dielectric layer covering the first dielectric layer; and forming, in the first and second dielectric layers, a conductive column structure adjacent to the channel column structure and in contact with one of the plurality of conductive layers, where the conductive column structure includes a liner insulating layer as a shell layer.Type: GrantFiled: November 16, 2021Date of Patent: May 21, 2024Assignee: MACRONIX International Co., Ltd.Inventors: Yao-An Chung, Yuan-Chieh Chiu, Ting-Feng Liao, Kuang-Wen Liu, Kuang-Chao Chen
-
Publication number: 20230403852Abstract: An integrated circuit structure includes a plurality of gate layers, a laterally stacked multi-layered memory structure, and a vertical channel layer. The gate layers laterally extend above the substrate and spaced apart from each other. The laterally stacked multi-layered memory structure extends upwardly above the substrate and through the gate layers and including a blocking layer, a charge storage stack, and a tunneling layer. The charge storage stack is on the blocking layer and including a first silicon nitride layer, a second silicon nitride layer, and a silicon oxynitride layer sandwiched between the first and second silicon nitride layers. The tunneling layer is on the charge storage stack. The vertical channel layer is on the laterally stacked multi-layered memory structure.Type: ApplicationFiled: June 10, 2022Publication date: December 14, 2023Inventors: Chi-Pin LU, Pei-Ci JHANG, Masaru NAKAMICHI, Ling-Wuu YANG, Kuang-Chao CHEN
-
Publication number: 20220077187Abstract: A method for fabricating a memory device includes: providing a substrate; forming a first dielectric layer over the substrate; forming a plurality of conductive layers and a plurality of dielectric layers alternately and horizontally disposed on the substrate; forming a channel column structure on the substrate and in the plurality of conductive layers and the plurality of dielectric layers, where a side wall of the channel column structure is in contact with the plurality of conductive layers; forming a second dielectric layer covering the first dielectric layer; and forming, in the first and second dielectric layers, a conductive column structure adjacent to the channel column structure and in contact with one of the plurality of conductive layers, where the conductive column structure includes a liner insulating layer as a shell layer.Type: ApplicationFiled: November 16, 2021Publication date: March 10, 2022Applicant: MACRONIX International Co., Ltd.Inventors: Yao-An Chung, Yuan-Chieh Chiu, Ting-Feng Liao, Kuang-Wen Liu, Kuang-Chao Chen
-
Patent number: 11211401Abstract: A memory device includes a substrate. A first dielectric layer is disposed over the substrate. A plurality of conductive layers and a plurality of dielectric layers are alternately and horizontally disposed on the substrate. A channel column structure is disposed on the substrate and in the conductive layers and the dielectric layers. A side wall of the channel column structure is in contact with the plurality of conductive layers. A second dielectric layer covers the first dielectric layer. A conductive column structure is in the first and second dielectric layers, adjacent to the channel column structure, and in contact with one of the plurality of conductive layers. The conductive column structure includes a liner insulating layer as a shell layer.Type: GrantFiled: December 27, 2019Date of Patent: December 28, 2021Assignee: MACRONIX INTERNATIONAL CO., LTD.Inventors: Yao-An Chung, Yuan-Chieh Chiu, Ting-Feng Liao, Kuang-Wen Liu, Kuang-Chao Chen
-
Publication number: 20210202518Abstract: A memory device includes a substrate. A first dielectric layer is disposed over the substrate. A plurality of conductive layers and a plurality of dielectric layers are alternately and horizontally disposed on the substrate. A channel column structure is disposed on the substrate and in the conductive layers and the dielectric layers. A side wall of the channel column structure is in contact with the plurality of conductive layers. A second dielectric layer covers the first dielectric layer. A conductive column structure is in the first and second dielectric layers, adjacent to the channel column structure, and in contact with one of the plurality of conductive layers. The conductive column structure includes a liner insulating layer as a shell layer.Type: ApplicationFiled: December 27, 2019Publication date: July 1, 2021Applicant: MACRONIX International Co., Ltd.Inventors: YAO-AN CHUNG, Yuan-Chieh Chiu, Ting-Feng Liao, Kuang-Wen Liu, Kuang-Chao Chen
-
Patent number: 10892265Abstract: Provided is a word line structure including a substrate, a stack structure, and a metal silicide structure. The stack structure is disposed on the substrate. The metal silicide structure is disposed on the stack structure. The metal silicide structure includes a first metal element, a second metal element, and a silicon element. The first metal element is different from the second metal element, and concentrations of the first metal element and the second metal element gradually decrease along a direction from a top surface of the metal silicide structure to the substrate.Type: GrantFiled: February 27, 2019Date of Patent: January 12, 2021Assignee: MACRONIX INTERNATIONAL CO., LTD.Inventors: Chi-Min Chen, Yung-Tai Hung, Tuung Luoh, Ta-Hung Yang, Kuang-Chao Chen
-
Publication number: 20200273868Abstract: Provided is a word line structure including a substrate, a stack structure, and a metal silicide structure. The stack structure is disposed on the substrate. The metal silicide structure is disposed on the stack structure. The metal silicide structure includes a first metal element, a second metal element, and a silicon element. The first metal element is different from the second metal element, and concentrations of the first metal element and the second metal element gradually decrease along a direction from a top surface of the metal silicide structure to the substrate.Type: ApplicationFiled: February 27, 2019Publication date: August 27, 2020Applicant: MACRONIX International Co., Ltd.Inventors: Chi-Min Chen, Yung-Tai Hung, Tuung Luoh, Ta-Hung Yang, Kuang-Chao Chen
-
Patent number: 10607848Abstract: Provided is a method of fabricating a semiconductor device including the following steps. A substrate is provided. A material layer having an opening is formed on the substrate. A first passivation material layer is formed on sidewalls of the opening and on the substrate. A treatment process is performed to the first passivation material layer to form a second passivation material layer. A first surface of the second passivation material layer and a second surface (at an inner side) of the second passivation material layer are differ in a property, and the first surface is located at a side of the second passivation material layer relatively away from the material layer.Type: GrantFiled: April 17, 2018Date of Patent: March 31, 2020Assignee: MACRONIX International Co., Ltd.Inventors: Yuan-Chieh Chiu, Shih-Ping Hong, Kuang-Chao Chen, Yen-Ju Chen
-
Patent number: 10497652Abstract: A semiconductor substrate and a semiconductor device are provided in which the substrate includes a plurality of chips. Each of the chips includes at least one array region and at least one periphery region. The semiconductor substrate has a plurality of trenches disposed in the array region and/or the periphery region, wherein a ratio of the depth of the trenches to the thickness of the semiconductor substrate is between 0.001 and 0.008, and the area of all the trenches is between 5% and 90% based on the total area of the semiconductor substrate.Type: GrantFiled: July 31, 2018Date of Patent: December 3, 2019Assignee: MACRONIX International Co., Ltd.Inventors: Tuung Luoh, Ling-Wuu Yang, Ta-Hung Yang, Kuang-Chao Chen
-
Patent number: 10413727Abstract: Disclosed is a hearing auxiliary device for helping a person with hearing impairment to obtain hearing information. The hearing auxiliary device includes a bone conduct transceiver, a receiver and a driver. The bone conduct transceiver converts a sound raw data to a bone conduct signal. The receiver is installed to an inner ear portion of the person with hearing impairment, and the receiver receives the bone conduct signal and converts the bone conduct signal to a sound restoration signal. The driver sends out a physical signal according to the sound restoration signal, in order to let the person with hearing impairment to obtain a hearing signal.Type: GrantFiled: January 12, 2018Date of Patent: September 17, 2019Assignees: SILICON MOTION, INC.Inventors: Kuang-Chao Chen, Kuo-Liang Yeh
-
Patent number: 10388664Abstract: An integrated circuit includes a multilayer stack, and a plurality of layered conductors extending in the multilayer stack and into a conductor layer beneath the multilayer stack. The layered conductor has a bottom conductor layer in ohmic electrical contact with the conductive layer in a substrate, an intermediate conductive liner layer over the bottom conductor layer and lining a portion of sidewall of the corresponding trench, and a top conductor layer on the top conductive liner layer.Type: GrantFiled: March 6, 2018Date of Patent: August 20, 2019Assignee: Macronix International Co., Ltd.Inventors: Yukai Huang, Chun Ling Chiang, Yung-Tai Hung, Chun Min Cheng, Tuung Luoh, Ling Wuu Yang, Ta-Hung Yang, Kuang-Chao Chen
-
Publication number: 20180337140Abstract: An integrated circuit includes a stack in a stack region and a region outside the stack region. A buttress structure disposed outside the stack includes a fence-shaped, electrically passive element configured to oppose expansion of materials outside the stack region in a direction toward the stack region.Type: ApplicationFiled: May 22, 2017Publication date: November 22, 2018Applicant: MACRONIX INTERNATIONAL CO., LTD.Inventors: Tuung Luoh, Yung-Tai Hung, Ta-Hung Yang, Kuang-Chao Chen
-
Publication number: 20180269225Abstract: An integrated circuit includes a multilayer stack, and a plurality of layered conductors extending in the multilayer stack and into a conductor layer beneath the multilayer stack. The layered conductor has a bottom conductor layer in ohmic electrical contact with the conductive layer in a substrate, an intermediate conductive liner layer over the bottom conductor layer and lining a portion of sidewall of the corresponding trench, and a top conductor layer on the top conductive liner layer.Type: ApplicationFiled: March 6, 2018Publication date: September 20, 2018Applicant: MACRONIX INTERNATIONAL CO., LTD.Inventors: Yukai HUANG, Chun Ling CHIANG, Yung-Tai HUNG, Chun Min CHENG, Tuung LUOH, Ling Wuu YANG, Ta-Hung YANG, Kuang-Chao CHEN
-
Publication number: 20180269222Abstract: An integrated circuit includes a multilayer stack, and a plurality of layered conductors extending in the multilayer stack and into a conductor layer beneath the multilayer stack. The layered conductor has a bottom conductor layer in ohmic electrical contact with the conductive layer in a substrate, an intermediate conductive interface layer over the bottom conductor layer and lining a portion of sidewall of the corresponding trench, and a top conductor layer on the top conductive interface layer.Type: ApplicationFiled: March 17, 2017Publication date: September 20, 2018Applicant: MACRONIX INTERNATIONAL CO., LTD.Inventors: Yukai Huang, Tuung Luoh, Ta-Hung Yang, Kuang-Chao Chen
-
Publication number: 20180233375Abstract: Provided is a method of fabricating a semiconductor device including the following steps. A substrate is provided. A material layer having an opening is formed on the substrate. A first passivation material layer is formed on sidewalls of the opening and on the substrate. A treatment process is performed to the first passivation material layer to form a second passivation material layer. A first surface of the second passivation material layer and a second surface (at an inner side) of the second passivation material layer are differ in a property, and the first surface is located at a side of the second passivation material layer relatively away from the material layer.Type: ApplicationFiled: April 17, 2018Publication date: August 16, 2018Applicant: MACRONIX International Co., Ltd.Inventors: Yuan-Chieh Chiu, Shih-Ping Hong, Kuang-Chao Chen, Yen-Ju Chen
-
Publication number: 20180133476Abstract: Disclosed is a hearing auxiliary device for helping a person with hearing impairment to obtain hearing information. The hearing auxiliary device includes a bone conduct transceiver, a receiver and a driver. The bone conduct transceiver converts a sound raw data to a bone conduct signal. The receiver is installed to an inner ear portion of the person with hearing impairment, and the receiver receives the bone conduct signal and converts the bone conduct signal to a sound restoration signal. The driver sends out a physical signal according to the sound restoration signal, in order to let the person with hearing impairment to obtain a hearing signal.Type: ApplicationFiled: January 12, 2018Publication date: May 17, 2018Inventors: Kuang-Chao CHEN, Kuo-Liang YEH
-
Patent number: 9953841Abstract: Provided is a method of fabricating a semiconductor device including the following steps. A substrate is provided. A material layer having an opening is formed on the substrate. A first passivation material layer is formed on sidewalls of the opening and on the substrate. A treatment process is performed to the first passivation material layer to form a second passivation material layer. A first surface of the second passivation material layer and a second surface (at an inner side) of the second passivation material layer are differ in a property, and the first surface is located at a side of the second passivation material layer relatively away from the material layer.Type: GrantFiled: May 8, 2015Date of Patent: April 24, 2018Assignee: MACRONIX International Co., Ltd.Inventors: Yuan-Chieh Chiu, Shih-Ping Hong, Kuang-Chao Chen, Yen-Ju Chen
-
Patent number: 9901736Abstract: A cochlea hearing aid device for helping users to hear includes a cochlea electrode and a driver circuit. The driver circuit has a casing for installing at a through hole on an eardrum of the user. The cochlea electrode is installed within the cochlea of a user. The driver circuit is connected to the cochlea electrode in order to signal process a voice data and provides a corresponding driving signal for cochlea electrode. Therefore, the neural cells in the cochlea of the user will be stimulated and helped the user to hear.Type: GrantFiled: May 13, 2016Date of Patent: February 27, 2018Assignees: SILICON MOTION, INC.Inventors: Kuang-Chao Chen, Kuo-Liang Yeh
-
Patent number: 9869712Abstract: A method for detecting defects of wafer by wafer sort is introduced. In the method, a wafer sort testing apparatus is used to obtain a DTL or ADART result, wherein a plurality of repaired sites in a wafer is highlighted according to the DTL or ADART result. A plurality of physical locations of the repaired sites is then output. An analysis equipment is used to match the physical locations with a graphic data system (GDS) design layout coordinate of the wafer so as to generate a data correlating with defects at the repaired sites.Type: GrantFiled: April 23, 2015Date of Patent: January 16, 2018Assignee: MACRONIX International Co., Ltd.Inventors: Tuung Luoh, I-Jen Huang, Ling-Wuu Yang, Ta-Hone Yang, Kuang-Chao Chen
-
Patent number: 9656073Abstract: An external electronic ear device includes a housing, an external magnet, a microphone, a processing circuit and a wireless signal transmitter circuit. The external magnet is disposed in the housing and attracts a receiver magnet disposed under a scalp of a user. The microphone is disposed in the housing and receives an external sound and generates a sound signal corresponding to the external sound. The processing circuit is disposed in the housing and converts the sound signal into an electrode driving signal. The wireless signal transmitter circuit is disposed in the housing and transmits the electrode driving signal to a cochlear implant device in the cochlear system. The cochlear implant device converts the electrode driving signal into a plurality of electrode currents, and a plurality of electrical pulses are generated in a cochlear nerve of the user through a plurality of electrodes according to the electrode currents.Type: GrantFiled: January 15, 2016Date of Patent: May 23, 2017Assignees: KUANG-CHAO CHEN, SILICON MOTION, INC.Inventors: Kuang-Chao Chen, Kuo-Liang Yeh