Patents by Inventor Yao-Jen Yang
Yao-Jen Yang 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: 12080641Abstract: An integrated circuit includes a transistor formed in a semiconductor structure, a front-side horizontal conducting line in a first metal layer above the semiconductor structure, and a front-side vertical conducting line in a second metal layer above the first metal layer. The front-side horizontal conducting line is directly connected to a first terminal of the transistor, and the front-side vertical conducting line is directly connected to the front-side horizontal conducting line. In the integrated circuit, a front-side fuse element is conductively connected to the front-side vertical conducting line, and a backside conducting line is directly connected to a second terminal of the transistor. A word connection line extending in the first direction is directly connected to a gate terminal of the transistor.Type: GrantFiled: October 18, 2023Date of Patent: September 3, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chien-Ying Chen, Yen-Jen Chen, Yao-Jen Yang, Meng-Sheng Chang, Chia-En Huang
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Patent number: 12073169Abstract: An anti-fuse array includes first through fourth adjacent anti-fuse bit columns, the anti-fuse bits of the first and second anti-fuse bit columns including portions of active areas of a first active area column, and the anti-fuse bits of the third and fourth anti-fuse bit columns including portions of active areas of a second active area column. Each row of a first set of conductive segment rows includes first and second conductive segments positioned between adjacent active areas of the first active area column and a third conductive segment positioned between adjacent active areas of the second active area column. Each row of a second set of conductive segments alternating with the first set of conductive segment rows includes a fourth conductive segment positioned between adjacent active areas of the first active area column and fifth and sixth conductive segments positioned between adjacent active areas of the second active area column.Type: GrantFiled: August 9, 2023Date of Patent: August 27, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Meng-Sheng Chang, Shao-Yu Chou, Yao-Jen Yang, Chen-Ming Hung
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Patent number: 12063773Abstract: A semiconductor device includes first and second active areas, a first gate, a first conductive segment, a first via and a first continuous gate. The first and second active areas extend in a first direction. The first gate crosses over the first active area and the second active area. The first gate includes a first gate portion and a second gate portion electrically isolated from each other. The first conductive segment crosses over the first active area and the second active area. The first via is arranged above the first conductive segment. The first active area and the second active area are coupled through the first conductive segment to the first via. The first continuous gate is disposed between the first conductive segment and the first gate, and crossing over the first active area and the second active area.Type: GrantFiled: January 31, 2022Date of Patent: August 13, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Meng-Sheng Chang, Chia-En Huang, Wan-Hsueh Cheng, Yao-Jen Yang, Yih Wang
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Publication number: 20240268107Abstract: An integrated circuit includes a first active region, a second active region, a first fuse and a dummy fuse. The first active region extends in a first direction, and is on a first level. The second active region extends in the first direction, is on the first level, and is separated from the first active region in a second direction different from the first direction. The first fuse extends in the first direction, is on a second level, overlaps the first active region and is electrically coupled to the first active region. The dummy fuse extends in the first direction, is on the second level, and is separated from the first fuse in the second direction. The dummy fuse overlaps the second active region, and is not electrically coupled to the second active region.Type: ApplicationFiled: February 6, 2023Publication date: August 8, 2024Inventors: Meng-Sheng CHANG, Yao-Jen YANG, Shao-Tung PENG, Chung-I HUANG
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Patent number: 12052859Abstract: A memory device includes a substrate, a semiconductor fin over the substrate and extending in a first direction, a first gate electrode and a second gate electrode over the substrate and extending in a second direction, the semiconductor fin extending through the second gate electrode and terminating on the first gate electrode at one end of the semiconductor fin, and a first gate spacer and a second gate spacer laterally surrounding the first gate electrode and the second gate electrode, respectively. The one end of the semiconductor fin is surrounded by the first gate electrode. The first gate spacer includes a top substantially at a same height of a top of the second gate spacer.Type: GrantFiled: December 15, 2022Date of Patent: July 30, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Meng-Sheng Chang, Chia-En Huang, Yao-Jen Yang, Yih Wang
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Patent number: 12048147Abstract: A structure includes first and second active areas, first and second gates and a data line. The first gate is continuous and crosses over the first active area and the second active area. The first gate corresponds to gate terminals of first and second transistors, and first source/drain regions of the first and the second active areas correspond to first source/drain terminals of the first and second transistors. The second gate includes first and second gate portions electrically isolated from each other. The first and second gate portions correspond to gate terminals of third and fourth transistors, respectively. The first gate portion crosses over the first active area, and the second gate portion crosses over the second active area. The first data line is coupled to the first source/drain regions of the first active area and the second active area.Type: GrantFiled: January 31, 2022Date of Patent: July 23, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Meng-Sheng Chang, Chia-En Huang, Wan-Hsueh Cheng, Yao-Jen Yang, Yih Wang
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Patent number: 12027221Abstract: An integrated circuit (IC) device includes a first active region extending along a first direction, a first pair of gate regions extending across the first active region along a second direction transverse to the first direction, and a first metal layer. The first pair of gate regions and the first active region configure a first program transistor and a first read transistor sharing a common source/drain region. The first metal layer includes a first program word line pattern over and coupled to the gate region of the first program transistor, a first read word line pattern over and coupled to the gate region of the first read transistor, a first source line pattern coupled to another source/drain region of the first program transistor, and a first bit line pattern coupled to another source/drain region of the first read transistor.Type: GrantFiled: July 26, 2022Date of Patent: July 2, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Meng-Sheng Chang, Yao-Jen Yang
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Patent number: 11942168Abstract: An IC structure includes a first active area including a first plurality of fin structures extending in a first direction, a second active area including a second plurality of fin structures extending in the first direction, an electrical fuse (eFuse) extending in the first direction between the first and second active areas and electrically connected to each of the first and second pluralities of fin structures, a first plurality of gate structures extending over the first active area perpendicular to the first direction, a second plurality of gate structures extending over the second active area in the second direction, a first signal line extending in the first direction adjacent to the first active area and electrically connected to the first plurality of gate structures, and a second signal line extending in the first direction adjacent to the second active area and electrically connected to the second plurality of gate structures.Type: GrantFiled: April 3, 2023Date of Patent: March 26, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Meng-Sheng Chang, Yao-Jen Yang
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Publication number: 20240096789Abstract: An antifuse structure and IC devices incorporating such antifuse structures in which the antifuse structure includes an dielectric antifuse structure formed on an active area having a first dielectric antifuse electrode, a second dielectric antifuse electrode extending parallel to the first dielectric antifuse electrode, a first dielectric composition between the first dielectric antifuse electrode and the second dielectric antifuse electrode, and a first programming transistor electrically connected to a first voltage supply wherein, during a programming operation a programming voltage is selectively applied to certain of the dielectric antifuse structures to form a resistive direct electrical connection between the first dielectric antifuse electrode and the second dielectric antifuse electrode.Type: ApplicationFiled: November 30, 2023Publication date: March 21, 2024Inventors: Meng-Sheng CHANG, Chien-Ying CHEN, Yao-Jen YANG
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Publication number: 20240098988Abstract: A method of generating an integrated circuit (IC) layout diagram includes overlapping an active region with a plurality of gate regions, thereby defining a program transistor and a read transistor of a one-time-programmable (OTP) bit, overlapping a through via region with a gate region of the plurality of gate regions or with the active region, and overlapping the through via region with a metal region of a back-side metal layer.Type: ApplicationFiled: November 28, 2023Publication date: March 21, 2024Inventors: Chien-Ying CHEN, Yao-Jen YANG
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Publication number: 20240071442Abstract: A method is provided, including following operations: activating a first word line to couple a first bit line with a second bit line to form a first conductive loop through a first transistor having a first terminal coupled to the first bit line and a second transistor having a first terminal coupled to the second bit line, wherein second terminals of the first and second transistors are coupled together; activating a second word line to couple a third bit line with a fourth bit line to form a second conductive loop, wherein the first and second word lines are disposed below the first to fourth bit lines; and identifying that the first conductive loop, the second conductive loop, or the combinations thereof is short-circuited or open-circuited.Type: ApplicationFiled: August 26, 2022Publication date: February 29, 2024Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Min-Chiao YEH, Chieh LEE, Chia-En HUANG, Ji Kuan LEE, Yao-Jen YANG
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Publication number: 20240071536Abstract: A memory bit cell includes a first memory cell including a first antifuse transistor and a first selection transistor, the first antifuse transistor being selectable between a first state or a second state in response to a word line program signal, the first selection transistor being configured to provide access to the first antifuse transistor in response to a word line read signal; a second memory cell including a second antifuse transistor and a second selection transistor, the second antifuse transistor being selectable between the first state or the second state in response to the word line program signal, the second selection transistor being configured to provide access to the second antifuse transistor in response to the word line read signal; a first word line to selectively provide the word line program signal; a second word line to selectively provide the word line read signal; and a bit line.Type: ApplicationFiled: August 10, 2023Publication date: February 29, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Meng-Sheng Chang, Yao-Jen Yang, Min-Shin Wu
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Publication number: 20240055062Abstract: A memory device includes a plurality of one-time-programmable (OTP) memory cells formed as a memory array. Each of the plurality of OTP memory cells includes a transistor and a metal structure electrically coupled to each other in series, and the plurality of OTP memory cells are formed on a first side of a substrate. The memory device includes a heater structure, disposed on a second side of the substrate opposite to the first side, that includes a plurality of interconnect structures. The plurality of interconnect structures are configured to conduct a substantially high current so as to elevate a temperature of the resistor when any of the OTP memory cells is being programmed.Type: ApplicationFiled: February 7, 2023Publication date: February 15, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Meng-Sheng Chang, Yao-Jen Yang
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Publication number: 20240049459Abstract: A metal fuse structure may be provided. The metal fuse structure may comprise a first fuse element and a second fuse element. The second fuse element may be adjacent to the first fuse element for a length L. The second fuse element may be spaced apart from first fuse element by a width W.Type: ApplicationFiled: August 10, 2023Publication date: February 8, 2024Inventors: Meng-Sheng CHANG, Yao-Jen YANG
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Publication number: 20240047348Abstract: An integrated circuit includes a transistor formed in a semiconductor structure, a front-side horizontal conducting line in a first metal layer above the semiconductor structure, and a front-side vertical conducting line in a second metal layer above the first metal layer. The front-side horizontal conducting line is directly connected to a first terminal of the transistor, and the front-side vertical conducting line is directly connected to the front-side horizontal conducting line. In the integrated circuit, a front-side fuse element is conductively connected to the front-side vertical conducting line, and a backside conducting line is directly connected to a second terminal of the transistor. A word connection line extending in the first direction is directly connected to a gate terminal of the transistor.Type: ApplicationFiled: October 18, 2023Publication date: February 8, 2024Inventors: Chien-Ying CHEN, Yen-Jen CHEN, Yao-Jen YANG, Meng-Sheng CHANG, Chia-En HUANG
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Patent number: 11854968Abstract: An antifuse structure and IC devices incorporating such antifuse structures in which the antifuse structure includes an dielectric antifuse structure formed on an active area having a first dielectric antifuse electrode, a second dielectric antifuse electrode extending parallel to the first dielectric antifuse electrode, a first dielectric composition between the first dielectric antifuse electrode and the second dielectric antifuse electrode, and a first programming transistor electrically connected to a first voltage supply wherein, during a programming operation a programming voltage is selectively applied to certain of the dielectric antifuse structures to form a resistive direct electrical connection between the first dielectric antifuse electrode and the second dielectric antifuse electrode.Type: GrantFiled: March 4, 2021Date of Patent: December 26, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Meng-Sheng Chang, Chien-Ying Chen, Yao-Jen Yang
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Patent number: 11856760Abstract: A one-time programmable (OTP) bit cell includes a substrate including a front side and a back side, an active area on the front side, a first read transistor including a first gate and a first portion of the active area intersected by the first gate, a program transistor including a second gate and a second portion of the active area intersected by the second gate, a first electrical connection to the first gate, a second electrical connection to the second gate, and a third electrical connection to the active area. At least one of the first, second, or third electrical connections includes a metal line positioned on the back side.Type: GrantFiled: August 31, 2021Date of Patent: December 26, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chien-Ying Chen, Yao-Jen Yang
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Publication number: 20230410887Abstract: A device includes a substrate, a first sense amplifier disposed on the substrate, a first word line driver disposed on the substrate and situated adjacent the first sense amplifier in the x-direction, and a first memory array disposed above the first sense amplifier and above the first word line driver in the z-direction. A plurality of first conductive segments extend alternately in the x-direction and the y-direction, and are disposed between the first memory array and the first sense amplifier and configured to electrically connect the first sense amplifier to a first bit line of the first memory array. A plurality of second conductive segments extend alternately in the x-direction and the y-direction, and are disposed between the first memory array and the first word line driver and configured to electrically connect the first word line driver to a first word line of the first memory array.Type: ApplicationFiled: March 13, 2023Publication date: December 21, 2023Inventors: Chieh LEE, Chia-En Huang, Chun-Ying LEE, Yi-Ching LIU, Yih WANG, Rose Tseng, Yao-Jen Yang, Jonathan Tsung-Yung Chang
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Patent number: 11842781Abstract: A layout method includes: forming a layout structure of a memory array having first and second rows, each including a plurality of storage cells, wherein at least one of the storage cells includes a fuse; disposing a word line between the first and second rows; disposing a plurality of control electrodes across the word line for connecting the storage cells of the first row and the storage cells of the second row respectively; disposing a first cut layer on a first control electrode of the control electrodes located on a first side of the word line; and disposing a second cut layer on a second control electrode of the control electrodes located on a second side of the word line; wherein the first side of the word line is opposite to the second side of the word line.Type: GrantFiled: January 3, 2022Date of Patent: December 12, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Meng-Sheng Chang, Yao-Jen Yang, Shao-Yu Chou, Yih Wang
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Patent number: 11837539Abstract: An integrated circuit includes a front-side horizontal conducting line in a first metal layer, a front-side vertical conducting line in a second metal layer, a front-side fuse element, and a backside conducting line. The front-side horizontal conducting line is directly connected to the drain terminal-conductor of a transistor through a front-side terminal via-connector. The front-side vertical conducting line is directly connected to the front-side horizontal conducting line through a front-side metal-to-metal via-connector. The front-side fuse element having a first fuse terminal conductively connected to the front-side vertical conducting line. The backside conducting line is directly connected to the source terminal-conductor of the transistor through a backside terminal via-connector.Type: GrantFiled: August 26, 2021Date of Patent: December 5, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chien-Ying Chen, Yen-Jen Chen, Yao-Jen Yang, Meng-Sheng Chang, Chia-En Huang