Patents by Inventor Wei Lee
Wei Lee 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: 12648177Abstract: An interconnect structure is disposed over a semiconductor substrate. The interconnect structure includes a plurality of interconnect layers. A first thin-film transistor (TFT) and a second TFT are disposed over the semiconductor substrate. The first TFT and the second TFT each vertically extend through at least a subset of the interconnect layers. An opening is formed in the interconnect structure. The opening is disposed between the first TFT and the second TFT. A sensing film is disposed over a bottom surface and side surfaces of the opening.Type: GrantFiled: July 29, 2022Date of Patent: June 2, 2026Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Wei Lee, Chung-Liang Cheng, Pei-Wen Liu, Ke-Wei Su, Kuan-Lun Cheng
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Publication number: 20260143696Abstract: A semiconductor device includes: an array of memory cells located over a substrate, wherein each of the memory cells includes a respective instance of an access transistor and a respective instance of a memory structure configured to store a data bit and electrically connected to a source structure of the respective instance of the access transistor; and a memory monitor device including an additional instance of the access transistor, an additional instance of the memory structure that is electrically connected to a source structure of the additional instance of the access transistor, and at least one monitor transistor having a respective monitor gate electrode that is electrically connected to the source structure of the additional instance of the access transistor.Type: ApplicationFiled: January 13, 2026Publication date: May 21, 2026Inventors: Yun-Feng Kao, Wei Lee, Jyun-Yan Kuo, Katherine H. Chiang
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Patent number: 12631590Abstract: A semiconductor structure includes an isolation structure penetrating through a semiconductor substrate, a biosensor coupled to the semiconductor substrate, and a cover. The biosensor includes a bio-sensing device, a voltage-reference device spaced apart from the bio-sensing device, thermal management devices in proximity to the bio-sensing device, and a patterned dielectric layer. Each of the bio-sensing and voltage-reference devices includes a gate structure disposed on a bottom surface of the semiconductor substrate, source/drain (S/D) regions disposed in the semiconductor substrate, and a portion of a sensing film disposed on the semiconductor substrate and capacitively coupled to the gate structure and the S/D regions. Each thermal management devices includes a gate structure underlying the isolation structure or the semiconductor substrate. The patterned dielectric layer overlying the semiconductor substrate includes sensing wells located above the voltage-reference and bio-sensing devices.Type: GrantFiled: June 15, 2022Date of Patent: May 19, 2026Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wei Lee, Katherine H Chiang, Pei-Wen Liu, Ke-Wei Su, Kuan-Lun Cheng
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Patent number: 12632676Abstract: Described are systems and methods that guide an LLM in determining when to initiate a request to a user for clarification and when to cause execution of a determined directive based on an utterance. At each pass through the LLM it may be determined whether the probability score and/or confidence score of a determined token exceeds respective thresholds. Based on those determinations, the system may decide whether to proceed with the determined tokens or to request clarification.Type: GrantFiled: December 14, 2023Date of Patent: May 19, 2026Assignee: Amazon Technologies, Inc.Inventors: Andrew Michael Smith, Michael Dillon, Wei Lee, Sharon Alpert
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Patent number: 12631943Abstract: Smart camera systems may comprise one or more modular assemblies, including a camera assembly, a light assembly, and a compute assembly. Each of the modular assemblies may be further formed from various modular components, circuits, or elements, and also include various modular software, applications, or algorithms related to image capture and processing. Using the modular assemblies, various different smart camera systems may be assembled that are adapted for different applications or environments.Type: GrantFiled: June 27, 2024Date of Patent: May 19, 2026Assignee: Amazon Technologies, Inc.Inventors: Dincer Bozkaya, Mark Anthony Begley, Wei Lee, Christopher Park, Ann Fanghui Waye, Sara Jean Woo, Jarrod Donald Homer, Aaron Hwang
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Patent number: 12607595Abstract: Various embodiments of the present application are directed towards an ion-sensitive field-effect transistor for enhanced sensitivity. In some embodiments, a substrate comprises a pair of first source/drain regions and a pair of second source/drain regions. Further, a first gate electrode and a second gate electrode underlie the substrate. The first gate electrode is laterally between the first source/drain regions, and the second gate electrode is laterally between the second source/drain regions. An interconnect structure underlies the substrate and defines conductive paths electrically shorting the second source/drain regions and the second gate electrode together. A passivation layer is over the substrate and defines a first well and a second well. The first and second wells respectively overlie the first and second gate electrodes, and a sensing layer lines the substrate in the first and second wells. In some embodiments, sensing probes are in the first well, but not the second well.Type: GrantFiled: March 29, 2022Date of Patent: April 21, 2026Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Katherine H. Chiang, Jui-Cheng Huang, Ke-Wei Su, Tung-Tsun Chen, Wei Lee, Pei-Wen Liu
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Publication number: 20260104383Abstract: A semiconductor device includes a substrate, an interconnect, and a sensor. The substrate includes devices therein and has a front side and a rear side opposite to the front side. The interconnect is disposed on the front side and electrically coupled to the devices. The sensor is disposed over the substrate and in the interconnect, and includes a sensing element and a reference element. The sensing element is disposed in a topmost layer of the interconnect and exposed therefrom, where the sensing element is electrically coupled to a first device of the devices through the interconnect. The reference element is disposed in the topmost layer of the interconnect and exposed therefrom, where the reference element is laterally spaced from the sensing element and is electrically coupled to a second device of the devices through the interconnect.Type: ApplicationFiled: December 16, 2025Publication date: April 16, 2026Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wei Lee, Chung-Liang Cheng, Pei-Wen Liu, Ke-Wei Su, Kuan-Lun Cheng
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Patent number: 12601709Abstract: A semiconductor device includes a substrate, an interconnect, and a sensor. The substrate includes devices therein and has a front side and a rear side opposite to the front side. The interconnect is disposed on the front side and electrically coupled to the devices. The sensor is disposed over the substrate and in the interconnect, and includes a sensing element and a reference element. The sensing element is disposed in a topmost layer of the interconnect and exposed therefrom, where the sensing element is electrically coupled to a first device of the devices through the interconnect. The reference element is disposed in the topmost layer of the interconnect and exposed therefrom, where the reference element is laterally spaced from the sensing element and is electrically coupled to a second device of the devices through the interconnect.Type: GrantFiled: June 2, 2022Date of Patent: April 14, 2026Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wei Lee, Chung-Liang Cheng, Pei-Wen Liu, Ke-Wei Su, Kuan-Lun Cheng
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Publication number: 20260071993Abstract: A semiconductor structure includes a sensor and a dielectric layer. The sensor includes a first device and a second device, the first device includes a first field effect transistor (FET) and a first sensing portion of a sensing film coupled to the first FET, the second device includes a second FET and a second sensing portion of the sensing film coupled to the second FET, where the first device and the second device have different functions, and the second sensing portion is flatter than the first sensing portion. The dielectric layer is disposed on the sensing film and includes a sensing well located above the first device and the second device.Type: ApplicationFiled: November 13, 2025Publication date: March 12, 2026Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wei Lee, Katherine H CHIANG, Pei-Wen Liu, Ke-Wei Su, Kuan-Lun Cheng
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Patent number: 12574633Abstract: Techniques for distributed camera synchronization are described herein. In an example, processing circuitry receives, from a processor, a first signal indicating a request to generate an image capture. The processing circuitry determines a first camera and a second camera. The processing circuitry determines a mapping of the first camera and the second camera to pins of the processing circuitry. A first pin of the pins is communicatively coupled with the first camera. A second pin of the pins is communicatively coupled with the second camera. The processing circuitry sends, using the first pin, a second signal to cause the first camera to generate a first image associated with the image capture. The processing circuitry sends, using the second pin, a third signal to cause the second camera to generate a second image associated with the image capture. The second image is captured synchronously with the first image.Type: GrantFiled: June 27, 2024Date of Patent: March 10, 2026Assignee: Amazon Technologies, Inc.Inventors: Wei Lee, Conrad Miszczak, Joshua David Fazekas, Sara Jean Woo, Peter McGurk
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Publication number: 20260059076Abstract: Systems and methods are disclosed for generating additional data for one or more frames based, at least in part, on re-synchronization of a transceiver that provides the additional data to one or more additional processors. Systems identity an indication of a trigger that is associated with the one or more frames, cause a set of sensors to generate one or more frames in response to the trigger, generate the additional data, and transmit the additional data to the transceiver in advance of providing the one or more frames.Type: ApplicationFiled: August 20, 2024Publication date: February 26, 2026Inventors: Peter McGurk, Sean Garcen, Wei Lee, Paul Michael Mitchell, Joshua David Fazekas, Sara Jean Woo, Benjamin Brian Pagano
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Patent number: 12553854Abstract: A substrate has a first side and a second side vertically opposite to the first side. A sensing transistor is disposed at least in part over the first side of the substrate. A plurality of voltage reference transistors is disposed at least in part over the first side of the substrate. The voltage reference transistors are disposed on different lateral sides of the sensing transistor. A structure is disposed over the second side of the substrate. The structure defines one or more openings configured to collect a fluid. A sensing film is disposed over the second side of the substrate, wherein the sensing transistor is configured to detect, at least in part through capacitive coupling, a presence of one or more predefined miniature targets in the fluid that attach to the sensing film in the opening that is vertically aligned with the sensing transistor.Type: GrantFiled: July 29, 2022Date of Patent: February 17, 2026Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Wei Lee, Katherine H. Chiang, Pei-Wen Liu, Ke-Wei Su, Kuan-Lun Cheng
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Patent number: 12550318Abstract: A semiconductor device includes: an array of memory cells located over a substrate, wherein each of the memory cells includes a respective instance of an access transistor and a respective instance of a memory structure configured to store a data bit and electrically connected to a source structure of the respective instance of the access transistor; and a memory monitor device including an additional instance of the access transistor, an additional instance of the memory structure that is electrically connected to a source structure of the additional instance of the access transistor, and at least one monitor transistor having a respective monitor gate electrode that is electrically connected to the source structure of the additional instance of the access transistor.Type: GrantFiled: April 6, 2023Date of Patent: February 10, 2026Assignee: Taiwan Semiconductor Manufacturing Company LimitedInventors: Yun-Feng Kao, Wei Lee, Jyun-Yan Kuo, Katherine H. Chiang
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Patent number: 12498346Abstract: A semiconductor structure includes a sensor, a patterned dielectric layer, and a cover disposed on the patterned dielectric layer. The sensor includes a bio-sensing device and at least one voltage-reference device disposed in proximity to the bio-sensing device. The bio-sensing device includes a first field effect transistor (FET) and a first sensing portion of a sensing film capacitively coupled to the first FET, and the first sensing portion is concave toward the first FET. The at least one voltage-reference device includes a second FET and a second sensing portion of the sensing film capacitively coupled to the second FET. The patterned dielectric layer is disposed on the sensing film and includes at least one sensing well located above the at least one voltage-reference device and the bio-sensing device. The cover includes fluid channels communicating with the at least one sensing wells.Type: GrantFiled: June 15, 2022Date of Patent: December 16, 2025Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wei Lee, Katherine H Chiang, Pei-Wen Liu, Ke-Wei Su, Kuan-Lun Cheng
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Publication number: 20250351437Abstract: An interconnect structure is disposed over a semiconductor substrate. The interconnect structure includes a plurality of interconnect layers. A first thin-film transistor (TFT) and a second TFT disposed over the semiconductor substrate. The first TFT and the second TFT each vertically extend through at least a subset of the interconnect layers. An opening is formed in the interconnect structure. The opening is disposed between the first TFT and the second TFT. A sensing film is disposed over a bottom surface and side surfaces of the opening.Type: ApplicationFiled: July 22, 2025Publication date: November 13, 2025Inventors: Wei Lee, Chung-Liang Cheng, Pei-Wen Liu, Ke-Wei Su, Kuan-Lun Cheng
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Publication number: 20250347649Abstract: A substrate has a first side and a second side vertically opposite to the first side. A sensing transistor is disposed at least in part over the first side of the substrate. A plurality of voltage reference transistors is disposed at least in part over the first side of the substrate. The voltage reference transistors are disposed on different lateral sides of the sensing transistor. A structure is disposed over the second side of the substrate. The structure defines one or more openings configured to collect a fluid. A sensing film is disposed over the second side of the substrate, wherein the sensing transistor is configured to detect, at least in part through capacitive coupling, a presence of one or more predefined miniature targets in the fluid that attach to the sensing film in the opening that is vertically aligned with the sensing transistor.Type: ApplicationFiled: July 22, 2025Publication date: November 13, 2025Inventors: Wei Lee, Katherine H. Chiang, Pei-Wen Liu, Ke-Wei Su, Kuan-Lun Cheng
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Publication number: 20250347651Abstract: A semiconductor device includes a substrate, an interconnect, a second transistor, and a sensing film. The substrate includes devices disposed therein. The interconnect is disposed on the substrate and electrically coupled to the devices, where the interconnect includes a plurality of build-up layers and a through hole formed therein. The first transistor is disposed in the interconnect and vertically extends through at least one of the plurality of build-up layers, and the first transistor is electrically coupled to a first device of the devices through the interconnect. The second transistor is disposed in the interconnect and vertically extends through the at least one of the plurality of build-up layers, and the second transistor is electrically coupled to a second device of the devices through the interconnect, where the first transistor and the second transistor are laterally separated from one another through the through hole.Type: ApplicationFiled: July 23, 2025Publication date: November 13, 2025Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wei Lee, Chung-Liang Cheng, Pei-Wen Liu, Ke-Wei Su, Kuan-Lun CHENG
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Publication number: 20250347650Abstract: A substrate has a first side and a second side opposite the first side. A first transistor has a first gate, a second transistor has a second gate, and a third transistor has a third gate. The first gate, the second gate, and the third gate are each disposed over the first side of the substrate. The second gate is disposed between the first gate and the third gate. The first gate and the third gate have different material compositions. A structure is disposed over the second side of the substrate. The structure includes a first opening aligned with the first transistor, a second opening aligned with the second transistor, and a third opening aligned with the third transistor. A sensing film is disposed over the second side of the substrate. The sensing film is configured to attach to one or more predefined miniature targets.Type: ApplicationFiled: July 22, 2025Publication date: November 13, 2025Inventors: Wei Lee, Katherine H. Chiang, Pei-Wen Liu, Ke-Wei Su, Kuan-Lun Cheng
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Patent number: 12455259Abstract: A semiconductor device includes a substrate, an interconnect, a second transistor, and a sensing film. The substrate includes devices disposed therein. The interconnect is disposed on the substrate and electrically coupled to the devices, where the interconnect includes a plurality of build-up layers and a through hole formed therein. The first transistor is disposed in the interconnect and vertically extends through at least one of the plurality of build-up layers, and the first transistor is electrically coupled to a first device of the devices through the interconnect. The second transistor is disposed in the interconnect and vertically extends through the at least one of the plurality of build-up layers, and the second transistor is electrically coupled to a second device of the devices through the interconnect, where the first transistor and the second transistor are laterally separated from one another through the through hole.Type: GrantFiled: June 2, 2022Date of Patent: October 28, 2025Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wei Lee, Chung-Liang Cheng, Pei-Wen Liu, Ke-Wei Su, Kuan-Lun Cheng
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Patent number: 12385875Abstract: A biosensor including a first sensor, a second sensor, a patterned dielectric layer and a cover is provided. The first sensor includes a first voltage-reference device and a first bio-sensing device. The second sensor is disposed adjacent to the first sensor, the second sensor includes a second voltage-reference device and a second bio-sensing device, the first sensor is spaced apart from the second sensor by a lateral distance, and the lateral distance is greater than a half of an average lateral dimension of the first voltage-reference device and the second voltage-reference device. The patterned dielectric layer includes sensing wells located above the first voltage-reference device, the first bio-sensing device, the second voltage-reference device and the second bio-sensing device. The cover includes fluid channels communicating with the sensing wells.Type: GrantFiled: May 16, 2022Date of Patent: August 12, 2025Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wei Lee, Katherine H Chiang, Pei-Wen Liu, Ke-Wei Su, Kuan-Lun Cheng