Patents Assigned to Semiconductor Manufacturing
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Publication number: 20210028170Abstract: The present disclosure describes a metal-oxide-semiconductor field-effect transistor (MOSFET) device. The MOSFET device includes a first-type substrate, a deep-second-type well in the first-type substrate, a first-type well over the deep-second-type well, and a second-type well over the deep-second-type well. The second-type well and the deep-second-type well form an enclosed space that includes the first-type well. The MOSFET also includes an embedded semiconductor region (ESR) in a vicinity of the enclosed space. The ESR includes a dopant concentration lower than at least one of a dopant concentration of the first-type well, a dopant concentration of the second-type well, and a dopant concentration of the deep-second-type well.Type: ApplicationFiled: October 12, 2020Publication date: January 28, 2021Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Chien Yao HUANG, Yu-Ti SU
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Publication number: 20210028005Abstract: A wafer structure and a trimming method thereof are provided. The trimming method includes the following steps. A first wafer having a first surface and a second surface opposite to the first surface is provided. A first pre-trimming mark is formed on the first surface of the first wafer, where forming the first pre-trimming mark includes forming a plurality of recesses arranged as a path along a periphery of the first wafer. The first wafer is trimmed on the first pre-trimming mark and along the path of the first pre-trimming mark to remove a portion of the first wafer and form a trimmed edge having first regions thereon.Type: ApplicationFiled: October 14, 2020Publication date: January 28, 2021Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hao-Ning Chiang, Ming-Te Chuang
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Publication number: 20210028151Abstract: A wafer structure, a method for manufacturing the same and a chip structure are provided. A first capacitor plate is arranged in a first chip, a second capacitor plate is arranged in a second chip, and the first chip is stacked together via bonding layers with the second chip with a front surface of the first chip facing toward a front surface of the second chip. In this way, a capacitor structure formed by the first capacitor plate, the second capacitor plate and dielectric materials provided therebetween is formed while bonding the first chip and second chip together, and the capacitor plate and the dielectric materials may be formed while forming a device interconnection structure in the chip, such that no additional process is required, thereby improving device integration and process integration.Type: ApplicationFiled: September 25, 2019Publication date: January 28, 2021Applicant: Wuhan Xinxin Semiconductor Manufacturing Co., Ltd.Inventors: Yang LI, Sheng HU
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Publication number: 20210028049Abstract: A transporter for transporting an article used in semiconductor fabrication is provided. The transporter includes a robotic arm. The transporter further includes two platens connected to the robotic arm. Each of the two platens an inner surface facing the other, and a number of gas holes are formed on each of the inner surfaces of the two platens. The transporter also includes a gas supplier placed in communication with the gas holes. The gas supplier is used to control the flow of gas through the gas holes.Type: ApplicationFiled: October 7, 2020Publication date: January 28, 2021Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Jheng-Si SU, Yu-Chen WEI, Chih-Yuan YANG, Shih-Ho LIN, Jen-Chieh LAI
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Publication number: 20210026236Abstract: A reticle, a reticle container and a method for discharging static charges accumulated on a reticle are provided. The reticle includes a mask substrate, a reflective multilayer (ML) structure, a capping layer, an absorption structure and a conductive material structure. The mask substrate has a front-side surface and a back-side surface. The reflective ML structure is positioned over the front-side surface of mask substrate. The capping layer is positioned over the reflective ML structure. The absorption structure is positioned over the capping layer. The conductive material structure is positioned over a sidewall surface of the mask substrate and a sidewall surface of the absorption structure.Type: ApplicationFiled: October 8, 2020Publication date: January 28, 2021Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hsiao-Lun CHANG, Chueh-Chi KUO, Tsung-Yen LEE, Tzung-Chi FU, Li-Jui CHEN, Po-Chung CHENG, Che-Chang HSU
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Publication number: 20210028294Abstract: The present disclosure is directed to formation of a low-k spacer. For example, the present disclosure includes an exemplary method of forming the low-k spacer. The method includes depositing the low-k spacer and subsequently treating the low-k spacer with a plasma and/or a thermal anneal. The low-k spacer can be deposited on a structure protruding from the substrate. The plasma and/or thermal anneal treatment on the low-k spacer can reduce the etch rates of the spacer so that the spacer is etched less in subsequent etching or cleaning processes.Type: ApplicationFiled: October 12, 2020Publication date: January 28, 2021Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Hsiu-Yu KANG, Hong-Wei Chen
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Publication number: 20210028178Abstract: A memory circuit includes a memory cell and a source line transistor. The memory cell includes a first transistor, a second transistor, a third transistor, and a fourth transistor. The second transistor and the third transistor form an inverter electrically connected to a drain of the first transistor. The inverter is configured to store two states with different applied voltages. The fourth transistor is electrically connected to a node of the inverter. The source line transistor is electrically connected to the fourth transistor.Type: ApplicationFiled: July 25, 2019Publication date: January 28, 2021Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., NATIONAL CHIAO TUNG UNIVERSITYInventors: Wei-Xiang YOU, Pin SU, Kai-Shin LI, Chenming HU
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Publication number: 20210028299Abstract: An LDMOS device and a method for forming the LDMOS device are provided. The LDMOS device includes: a substrate formed with a source region, a drain region and a drift region; a gate structure; a silicide block layer; a first conductive structure having one end electrically connected with the source region, a second conductive structure having one end electrically connected with the drain region; a first metal interconnecting structure electrically connected with the other end of the first conductive structure, a second metal interconnecting structure electrically connected with the other end of the second conductive structure; a third conductive structure having one end disposed on a surface of the silicide block layer; and a third metal interconnecting structure electrically connected with the other end of the third conductive structure. The LDMOS device has increased breakdown voltage, and reduced on-resistance, and its preparation process is safer and easier to control.Type: ApplicationFiled: February 12, 2020Publication date: January 28, 2021Applicant: Shanghai Huahong Grace Semiconductor Manufacturing CorporationInventor: Xianzhou LIU
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Patent number: 10899608Abstract: The present disclosure relates to a micro-electro mechanical system (MEMS) package and a method of achieving differential pressure adjustment in multiple MEMS cavities at a wafer-to-wafer bonding level. A device substrate comprising first and second MEMS devices is bonded to a capping substrate comprising first and second recessed regions. A ventilation trench is laterally spaced apart from the recessed regions and within the second cavity. A sealing structure is arranged within the ventilation trench and defines a vent in fluid communication with the second cavity. A cap is arranged within the vent to seal the second cavity at a second gas pressure that is different than a first gas pressure of the first cavity.Type: GrantFiled: September 26, 2019Date of Patent: January 26, 2021Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Yi-Chia Lee, Chin-Min Lin, Cheng San Chou, Hsiang-Fu Chen, Wen-Chuan Tai, Ching-Kai Shen, Hua-Shu Ivan Wu, Fan Hu
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Patent number: 10903336Abstract: A semiconductor device includes: first and second fin structures, disposed on a substrate, that respectively extend in parallel to an axis; a first gate feature that traverses the first fin structure to overlay a central portion of the first fin structure; a second gate feature that traverses the second fin structure to overlay a central portion of the second fin structure; a first spacer comprising: a first portion comprising two layers that respectively extend from sidewalls of the first gate feature toward opposite directions of the axis; and a second portion comprising two layers that respectively extend from sidewalls of the first portion of the first spacer toward the opposite directions of the axis; and a second spacer comprising two layers that respectively extend from sidewalls of the second gate feature toward the opposite directions of the axis.Type: GrantFiled: November 5, 2018Date of Patent: January 26, 2021Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: I-Chih Chen, Ru-Shang Hsiao, Ching-Pin Lin, Chih-Mu Huang, Fu-Tsun Tsai
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Patent number: 10903274Abstract: The present disclosure, in some embodiments, relates to an integrated circuit. The integrated circuit has a first inter-level dielectric (ILD) layer over a substrate. A lower electrode is over the first ILD layer, a data storage structure is over the lower electrode, and an upper electrode is over the data storage structure. An upper interconnect wire directly contacts an entirety of an upper surface of the upper electrode. A conductive via directly contacts an upper surface of the upper interconnect wire. The conductive via has an outermost sidewall that is directly over the upper surface of the upper interconnect wire.Type: GrantFiled: September 22, 2019Date of Patent: January 26, 2021Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Hsia-Wei Chen, Chih-Yang Chang, Chin-Chieh Yang, Jen-Sheng Yang, Kuo-Chi Tu, Wen-Ting Chu, Yu-Wen Liao
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Patent number: 10903239Abstract: An integrated circuit device includes a device layer having devices spaced in accordance with a predetermined device pitch, a first metal interconnection layer disposed above the device layer and coupled to the device layer, and a second metal interconnection layer disposed above the first metal interconnection layer and coupled to the first metal interconnection layer through a first via layer. The second metal interconnection layer has metal lines spaced in accordance with a predetermined metal line pitch, and a ratio of the predetermined metal line pitch to predetermined device pitch is less than 1.Type: GrantFiled: July 25, 2018Date of Patent: January 26, 2021Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Fong-yuan Chang, Chun-Chen Chen, Po-Hsiang Huang, Lee-Chung Lu, Chung-Te Lin, Jerry Chang Jui Kao, Sheng-Hsiung Chen, Chin-Chou Liu
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Patent number: 10903203Abstract: A trench transistor structure includes a substrate structure, a transistor device, and an electrostatic discharge (ESD) protection device. A first region and a second region are defined in the substrate structure. The substrate structure has a first trench located in the first region and a second trench located in the second region. The transistor device is located in the first region and includes an electrode located in the first trench. The electrode and the substrate structure are isolated from each other. The ESD protection device is located in the second region and includes a main body layer located in the second trench. The main body layer has a planarized top surface. PN junctions are located in the main body layer. The main body layer and the substrate structure are isolated from each other.Type: GrantFiled: October 24, 2018Date of Patent: January 26, 2021Assignee: Powerchip Semiconductor Manufacturing CorporationInventors: Wei-Yu Lin, Shih-Hao Cheng
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Patent number: 10903090Abstract: A method of forming a package structure includes the following processes. A die is attached to a polymer layer. An encapsulant is formed over the polymer layer to encapsulate sidewalls of the die. A RDL structure is formed on the encapsulant and the die. A conductive terminal is electrically connected to the die through the RDL structure. A light transmitting film is formed on the polymer layer. An alignment process is performed, and the alignment process uses an optical equipment to see through the light transmitting film to capture the alignment information included in the polymer layer. A singulating process is performed to singulate the package structure according to the alignment information.Type: GrantFiled: May 16, 2019Date of Patent: January 26, 2021Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Cheng-Ting Chen, Ching-Hua Hsieh, Hsiu-Jen Lin, Hao-Jan Pei, Wei-Yu Chen, Chia-Lun Chang, Chia-Shen Cheng, Cheng-Shiuan Wong
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Patent number: 10903201Abstract: The present disclosure provides a semiconductor device and a manufacturing method thereof. The semiconductor device includes: a semiconductor substrate including a high-frequency-block group and a low-power-block group; high-frequency-type logic standard cells located on the high-frequency-block group, and having a high-frequency-type cell height, a high-frequency-type operating frequency, and a high-frequency-type power; low-power-type logic standard cells located on the low-power-block group, and having a low-power-type cell height, a low-power-type operating frequency, and a low-power-type power. The high-frequency-type cell height is higher than the low-power-type cell height. The high-frequency-type operating frequency is greater than the low-power-type operating frequency. The high-frequency-type power is greater than the low-power-type power. The high-frequency-type logic standard cells include high-frequency-type fins, and the low-power-type logic standard cells include low-power-type fins.Type: GrantFiled: December 28, 2018Date of Patent: January 26, 2021Assignees: Semiconductor Manufacturing International (Shanghai) Corporation, SMIC New Technology Research and Development (Shanghai) CorporationInventors: Xin Gui Zhang, Yao Qi Dong
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Patent number: 10903366Abstract: A process is provided to fabricate a finFET device. A gate electrode layer is positioned over a dielectric layer. The gate electrode layer and the dielectric layer are both positioned over and surrounding a fin-shaped semiconductor structure. A gate electrode is formed from the gate electrode layer through a two-step patterning process. At a first patterning step, an upper portion of the gate electrode layer is patterned. Then a dielectric film is formed covering the patterned upper portion of the gate electrode layer. After the dielectric film is formed, a second patterning process is performed to pattern a lower portion of gate electrode layer.Type: GrantFiled: September 17, 2019Date of Patent: January 26, 2021Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Sheng-Chieh Chen, Ming-Chyi Liu
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Publication number: 20210020607Abstract: A chip package including a first semiconductor die, conductive pillars, a dielectric structure, a second semiconductor die and insulating encapsulant is provided. The first semiconductor die includes a top surface having a first region and a second region. The conductive pillars are disposed over the second region of the first semiconductor die. The dielectric structure includes a first support portion disposed on the first region of the semiconductor die, and a second support portion physically separated from the first semiconductor die. The second semiconductor die is stacked over the first support portion and the second support portion, and is electrically connected to the first semiconductor die through the conductive pillars. The insulating encapsulant encapsulates the first semiconductor die, the second semiconductor die, the dielectric structure and the conductive pillars.Type: ApplicationFiled: July 17, 2019Publication date: January 21, 2021Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Hsaing-Pin Kuan, Ching-Hua Hsieh, Chih-Wei Lin, Ching-Yao Lin, Chun-Yen Lan, Kai-Ming Chiang
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Publication number: 20210020517Abstract: A fin field effect transistor (FinFET) device structure with dummy fin structures and method for forming the same are provided. The FinFET device structure includes an isolation structure over a substrate, and a first fin structure extended above the isolation structure. The fin field effect transistor (FinFET) device structure includes a second fin structure adjacent to the first fin structure, and a material layer formed over the fin structure. The material layer and the isolation structure are made of different materials, the material layer has a top surface with a top width and a bottom surface with a bottom width, and the bottom width is greater than the top width.Type: ApplicationFiled: September 24, 2020Publication date: January 21, 2021Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Tzung-Yi TSAI, Yen-Ming CHEN, Tsung-Lin LEE, Chih-Chieh YEH
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Publication number: 20210020538Abstract: A package structure includes a semiconductor die, a redistribution circuit structure, and a metallization element. The semiconductor die has an active side and an opposite side opposite to the active side. The redistribution circuit structure is disposed on the active side and is electrically coupled to the semiconductor die. The metallization element has a plate portion and a branch portion connecting to the plate portion, wherein the metallization element is electrically isolated to the semiconductor die, and the plate portion of the metallization element is in contact with the opposite side.Type: ApplicationFiled: July 18, 2019Publication date: January 21, 2021Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Shih-Wei Chen, Hao-Yi Tsai, Kuo-Lung Pan, Tin-Hao Kuo, Po-Yuan Teng, Chi-Hui Lai
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Publication number: 20210020601Abstract: Three-dimensional integrated circuit structures and methods of forming the same are disclosed. One of the three-dimensional integrated circuit structures includes a first die, a plurality of second dies and a dielectric structure. The second dies are bonded to the first die. The dielectric structure is disposed between the second dies. The dielectric structure includes a first dielectric layer and a second dielectric layer. The first dielectric layer has a sidewall and a bottom, a first surface of the sidewall and a first surface of the bottom are in contact with the second dielectric layer and form a first angle. A second angle smaller than the first angle is formed by a second surface of the sidewall and a second surface of the bottom.Type: ApplicationFiled: July 17, 2019Publication date: January 21, 2021Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Hsien-Wei Chen, Ming-Fa Chen, Sung-Feng Yeh