Patents by Inventor Wei-Hao Chen
Wei-Hao 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).
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Patent number: 12293792Abstract: A voltage prediction method, a memory storage device and a memory control circuit unit are disclosed. The method includes: reading a plurality of memory cells in a rewritable non-volatile memory module by using a first read voltage level to obtain count information, and the first read voltage level is configured to distinguish a first state and a second state adjacent to each other in a threshold voltage distribution of the memory cells, and the count information reflects a total number of first memory cells meeting a target condition among the memory cells; and predicting a second read voltage level according to the count information, and the second read voltage level is configured to distinguish a third state and a fourth state adjacent to each other in the threshold voltage distribution.Type: GrantFiled: April 10, 2023Date of Patent: May 6, 2025Assignee: PHISON ELECTRONICS CORP.Inventors: Po-Cheng Su, Po-Hao Chen, Yu-Cheng Hsu, Wei Lin
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Patent number: 12293784Abstract: A voltage calibration method, a memory storage device, and a memory control circuit unit are disclosed. The method includes: reading first data from a first physical unit using a first read voltage level and reading second data from at least one second physical unit using a second read voltage level; obtaining count information reflecting a total number of memory cells meeting a default condition in the first physical unit and the at least one second physical unit according to the first data and the second data; and calibrating the first read voltage level according to the count information.Type: GrantFiled: April 17, 2023Date of Patent: May 6, 2025Assignee: PHISON ELECTRONICS CORP.Inventors: Po-Hao Chen, Po-Cheng Su, Shih-Jia Zeng, Yu-Cheng Hsu, Wei Lin
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Patent number: 12293988Abstract: A semiconductor package includes a semiconductor die and a redistribution structure. The semiconductor die is laterally surrounded by a molding compound, and the semiconductor die has a conductive pillar and a complex compound sheath sandwiched between the conductive pillar and the molding compound. The redistribution structure is electrically connected with the semiconductor die and comprises a first via portion at a first side of the redistribution structure and a second via portion at a second side of the redistribution structure, and a base angle of the second via portion is greater than a base angle of the first via portion.Type: GrantFiled: July 27, 2023Date of Patent: May 6, 2025Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wei-Chih Chen, Hung-Jui Kuo, Yu-Hsiang Hu, Sih-Hao Liao, Hung-Chun Cho
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Publication number: 20250138144Abstract: A time division duplexed (TDD) frequency modulation continuous wave (FMCW) radar system includes P transmitter circuit chains and M receiver circuit chains. The P transmitter circuit chains are used to transmit a plurality of FMCW signals. A pth transmitter circuit chain is coupled to a single pole Op throw (SPQPT) radio frequency (RF) switch, the SPOT RF switch is coupled to Op antennas, Qp and P are positive integers, and p is a positive integer not larger than P. The M receiver circuit chains are used to receive a plurality of reflected FMCW signals. An mth receiver circuit chain is coupled to a single pole Nm throw (SPNmT) radio frequency (RF) switch, the SPNmT RF switch is coupled to Nm antennas, Nm and M are positive integers, and m is a positive integer not larger than M.Type: ApplicationFiled: September 26, 2024Publication date: May 1, 2025Applicant: KaiKuTek INC.Inventors: Mike Chun-Hung Wang, Yi-Chu Chen, Tun-Yen Liao, Zi-Hao Fu, Hsiang-Chieh Jhan, Yi-Ting Tseng, Chun-Hsuan Kuo, Wei-Chi Li, Sheng-Tse Tai, Wei-Ming Sun, Pei-Ming Cai
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Publication number: 20250142916Abstract: A semiconductor device includes: a substrate; a first insulating film disposed on the substrate and having at least one via; and a second insulating film disposed on the first insulating film. The semiconductor device further includes: a first adhesion layer disposed on the first insulating film; a first conductive structure disposed in the at least one via and having an extended portion extending to a top surface of the first insulating film; and a second adhesion layer disposed on the first conductive structure. The first adhesion layer covers at least a part of a bottom surface of the extended portion, and the second adhesion layer covers at least a part of a top surface of the first conductive structure.Type: ApplicationFiled: October 31, 2023Publication date: May 1, 2025Inventors: Wei-Ju CHEN, Chun-Han SONG, Rong-Hao SYU
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Publication number: 20250139478Abstract: A control signal transmission device for a quantum computer is provided. The control signal transmission device includes a laser source, a digital-to-analog converter (DAC), an electro-optic modulation circuit, an optical fiber, an optic-electro demodulation circuit and a plurality of qubits. The laser source provides a light. The DAC provides a plurality of first control signals. The electro-optic modulation circuit integrates the corresponding first control signals into the light to generate an optical signal, and provides the optical signal to the optical fiber. The optic-electro demodulation circuit converts and splits the optical signal into a plurality of second control signals. The optic-electro demodulation circuit transmits the second control signals to the corresponding qubits. The qubits are controlled by the corresponding second control signals. An ambient temperature set by the optic-electro demodulation circuit and the qubits is much lower than a preset temperature value.Type: ApplicationFiled: February 5, 2024Publication date: May 1, 2025Applicant: Industrial Technology Research InstituteInventors: Che-Hao Li, Wei Chaun Yu, Po-Sheng Chang, Meng-Hsuan Chen
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Publication number: 20250133812Abstract: A method of forming a semiconductor device includes forming a first dielectric layer over a front side of a wafer, the wafer having a plurality of dies at the front side of the wafer, the first dielectric layer having a first shrinkage ratio smaller than a first pre-determined threshold; curing the first dielectric layer at a first temperature, where after curing the first dielectric layer, a first distance between a highest point of an upper surface of the first dielectric layer and a lowest point of the upper surface of the first dielectric layer is smaller than a second pre-determined threshold; thinning the wafer from a backside of the wafer; and performing a dicing process to separate the plurality of dies into individual dies.Type: ApplicationFiled: December 26, 2024Publication date: April 24, 2025Inventors: Meng-Che Tu, Wei-Chih Chen, Sih-Hao Liao, Yu-Hsiang Hu, Hung-Jui Kuo, Chen-Hua Yu
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Publication number: 20250133800Abstract: A semiconductor device includes a MEOL structure and a BEOL structure. The BEOL structure is formed over the MEOL structure and includes a first dielectric layer, a spacer and a conductive portion. The first dielectric layer has a lateral surface and a recess, wherein the recess is recessed with respect to the lateral surface. The spacer is formed the lateral surface and covers an opening of the recess. The conductive portion is formed adjacent to the spacer.Type: ApplicationFiled: October 18, 2023Publication date: April 24, 2025Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hwei-Jay CHU, Hsi-Wen TIEN, Wei-Hao LIAO, Yu-Teng DAI, Hsin-Chieh YAO, Chih-Wei LU, Cheng-Hao CHEN
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Publication number: 20250125189Abstract: A method for manufacturing an interconnect structure includes: forming a first dielectric layer; forming a mask; patterning the first dielectric layer through the mask to form a trench, an inner surface of the trench having two first portions opposite to each other along an X direction, two second portions opposite to each other along a Y direction, and a bottom portion; forming a second dielectric layer over the mask and the patterned first dielectric layer, and along an inner surface of the trench; etching the second dielectric layer by directing an etchant in a predetermined direction such that a first part of the second dielectric layer on the two first portions and the bottom portion is removed, and a second part of the second dielectric layer on the second portions of the trench remains and is formed into two reinforcing spacers; and forming a trench-filling element.Type: ApplicationFiled: October 13, 2023Publication date: April 17, 2025Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Wei-Hao LIAO, Hsi-Wen TIEN, Chih-Wei LU, Hwei-Jay CHU, Yu-Teng DAI, Hsin-Chieh YAO, Yung-Hsu WU, Li-Ling SU, Chia-Wei SU, Hsin-Ping CHEN
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Publication number: 20250121920Abstract: A biomimetic turtle includes a trunk, a head movably connected with a front end of the trunk in the front-rear direction, two front limbs disposed on a front section of the trunk and each rotatable relative to the trunk to sway in an up-down direction, and a driving module to drive the head and the front limbs. Each front limb has a curve-shaped rigid portion with a recess, and a deformable flipper portion engaged in the recess and extending rearwardly. With the deformable flipper portion deformed and bent during swaying of the front limbs, a forward propelling force is generated to propel the biomimetic turtle forwardly. The head is operably movable to vary the center of gravity of 10 the biomimetic turtle 100 in the water, and thus the front portion of the biomimetic turtle is inclined upwardly or downwardly to facilitate ascending or descending of the biomimetic turtle.Type: ApplicationFiled: December 29, 2023Publication date: April 17, 2025Inventors: Wei-Yu HUANG, Chang-Qi ZHANG, Guan-Hao PAN, Li-Yuan YEH, Tai-Yu CHEN, Ching-Hung LIU, Jian-Jhih HUANG, Ching-Shu LAI
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Patent number: 12278175Abstract: Some embodiments include apparatuses and electrical models associated with the apparatus. One of the apparatuses includes an integrated circuit having a die; a package substrate; first conductive connections coupled between the die and a first side of the package substrate; second conductive connections located on a second side of the package substrate opposite from the first side. The second conductive connections are coupled to the first conductive connections through conductive paths in the package substrate. The first conductive connections and the conductive connections are associated with an S-parameter of an electrical model of the integrated circuit package. The electrical model further includes at least one of a current value associated with a power rail of the integrated circuit package, an impedance target associated with a location at the integrated circuit package, and a mapping associated with the first and second conductive connections.Type: GrantFiled: June 26, 2021Date of Patent: April 15, 2025Assignee: Intel CorporationInventors: Xing Jian Cai, Chi-Te Chen, Wei Qian, Yihong Yang, Jue Chen, Long Wang, Chung-Hao Joseph Chen, Su Mi Sam, Srinivas Thota
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Publication number: 20250118656Abstract: A semiconductor device and method of manufacturing the same are provided. The semiconductor device includes a substrate, a first conductive line, a first conductive via, a second conductive line, and a first barrier layer. The first conductive line is disposed on the substrate. The first conductive via is disposed on the first conductive line. The second conductive line is disposed on the first conductive line. The first barrier layer is disposed between the first conductive via and the second conductive line.Type: ApplicationFiled: October 6, 2023Publication date: April 10, 2025Inventors: HWEI-JAY CHU, HSI-WEN TIEN, WEI-HAO LIAO, YU-TENG DAI, HSIN-CHIEH YAO, CHENG-HAO CHEN, CHIH WEI LU
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Patent number: 12272600Abstract: A method includes forming a dielectric layer over an epitaxial source/drain region. An opening is formed in the dielectric layer. The opening exposes a portion of the epitaxial source/drain region. A barrier layer is formed on a sidewall and a bottom of the opening. An oxidation process is performing on the sidewall and the bottom of the opening. The oxidation process transforms a portion of the barrier layer into an oxidized barrier layer and transforms a portion of the dielectric layer adjacent to the oxidized barrier layer into a liner layer. The oxidized barrier layer is removed. The opening is filled with a conductive material in a bottom-up manner. The conductive material is in physical contact with the liner layer.Type: GrantFiled: May 13, 2022Date of Patent: April 8, 2025Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Pin-Wen Chen, Chang-Ting Chung, Yi-Hsiang Chao, Yu-Ting Wen, Kai-Chieh Yang, Yu-Chen Ko, Peng-Hao Hsu, Ya-Yi Cheng, Min-Hsiu Hung, Chun-Hsien Huang, Wei-Jung Lin, Chih-Wei Chang, Ming-Hsing Tsai
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Publication number: 20250112087Abstract: A method for fabricating an integrated circuit device is provided. The method includes depositing a first dielectric layer; depositing a second dielectric layer over the first dielectric layer; etching a trench opening in the second dielectric layer, wherein the trench opening exposes a first sidewall of the second dielectric layer and a second sidewall of the second dielectric layer, the first sidewall of the second dielectric layer extends substantially along a first direction, and the second sidewall of the second dielectric layer extends substantially along a second direction different from the first direction in a top view; forming a via etch stop layer on the first sidewall of the second dielectric layer, wherein the second sidewall of the second dielectric layer is free from coverage by the via etch stop layer; forming a conductive line in the trench opening; and forming a conductive via over the conductive line.Type: ApplicationFiled: October 3, 2023Publication date: April 3, 2025Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Hwei-Jay CHU, Hsi-Wen TIEN, Wei-Hao LIAO, Yu-Teng DAI, Hsin-Chieh YAO, Tzu-Hui WEI, Chih Wei LU, Chan-Yu LIAO, Li-Ling SU, Chia-Wei SU, Yung-Hsu WU, Hsin-Ping CHEN
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Publication number: 20250107306Abstract: A light emitting element package includes a first substrate, at least one light emitting element, an encapsulation layer, and a plurality of conductive pads. The first substrate has an upper surface and a lower surface opposite to each other, in which an edge of the lower surface has a notch. The at least one light emitting element is disposed on the upper surface of the first substrate, in which the light emitting element has a positive electrode and a negative electrode. The encapsulation layer covers the light emitting element. The plurality of conductive pads are disposed on the lower surface of the first substrate and electrically connected to the positive electrode and the negative electrode of the light emitting element, respectively.Type: ApplicationFiled: December 11, 2024Publication date: March 27, 2025Inventors: Chih-Hao LIN, Wei-Yuan MA, Jo-Hsiang CHEN
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Publication number: 20250096059Abstract: A redistribution structure is made using filler-free insulating materials with high shrinkage rate. As a result, good planarity may be achieved without the need to perform a planarization of each insulating layer of the redistribution structure, thereby simplifying the formation of the redistribution structure.Type: ApplicationFiled: December 2, 2024Publication date: March 20, 2025Inventors: Wei-Chih Chen, Sih-Hao Liao, Yu-Hsiang Hu, Hung-Jui Kuo
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Publication number: 20250092225Abstract: A thermoplastic polyurethane precursor that can be used to prepare a polyurethane having a low initial yellowness index, high yellowing resistance, high thermal oxidative aging resistance, high hydrolysis resistance, and low fisheye.Type: ApplicationFiled: July 14, 2023Publication date: March 20, 2025Inventors: Ching-Hao CHENG, Huang-Min WU, Wei-Chun CHANG, Yi-Shuo HUANG, Chi-Feng WU, De-Shun LUO, Si-Yuan CHEN, Yen-Hei CHIANG, Wei-Cheng SUNG
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Patent number: 12254915Abstract: The integrated circuit structure includes a substrate and a memory cell over the substrate. The memory cell includes a channel layer, a first doped region, a second doped region, a first ferroelectric layer, and a first gate layer. The first doped region is at a first side of the channel layer and doped with a first dopant being of a first conductivity type. The second doped region is at a second side of the channel layer opposing the first side and doped with a second dopant being of a second conductivity type different from the first conductivity type. The ferroelectric layer is over the channel layer and between the first and second doped regions. The gate layer is over the ferroelectric layer.Type: GrantFiled: August 31, 2023Date of Patent: March 18, 2025Assignee: MACRONIX INTERNATIONAL CO., LTD.Inventors: Dai-Ying Lee, Teng-Hao Yeh, Wei-Chen Chen, Rachit Dobhal, Zefu Zhao, Chee-Wee Liu
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Publication number: 20250086437Abstract: An operating method of a fully homomorphic encrypted neural network model is provided, wherein the fully homomorphic encrypted neural network model includes a plurality of layers, and the method performed by a processor includes: for one of the plurality of layers, encrypting a plaintext input with a first encryption algorithm to generate a ciphertext vector, performing a convolution operation according to the ciphertext vector to generate a result vector, transforming the result vector into a plurality of result ciphertexts adopting a second encryption algorithm, inputting the plurality of result ciphertexts into an activation function to generate a plurality of encrypted activation values, and repacking the plurality of encrypted activation values to generate an output vector adopting the first encryption algorithm.Type: ApplicationFiled: December 19, 2023Publication date: March 13, 2025Applicants: INVENTEC (PUDONG) TECHNOLOGY CORPORATION, INVENTEC CORPORATIONInventors: Tzu-Li LIU, Yu-Te KU, Ming-Chien HO, Chih-Fan HSU, Wei-Chao CHEN, Feng-Hao LIU, Ming-Ching CHANG, Shih-Hao HUNG
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Publication number: 20250085622Abstract: EUV masks and methods of fabrication thereof are described herein. An exemplary method includes receiving an EUV mask having a multilayer structure, a capping layer disposed over the multilayer structure, a patterned absorber layer disposed over the capping layer, and a patterned hard mask disposed over the patterned absorber layer. The method further includes removing the patterned hard mask by performing a first etching process to partially remove the patterned hard mask and performing a second etching process to remove a remainder of the patterned hard mask. The first etching process uses a first etchant, and the second etching process uses a second etchant. The second etchant is different than the first etchant. In some embodiments, the first etchant is a halogen-based plasma (e.g., a Cl2 plasma), and the second etchant is a halogen-and-oxygen-based plasma (e.g., a Cl2+O2 plasma).Type: ApplicationFiled: January 18, 2024Publication date: March 13, 2025Inventors: Chun-Lang CHEN, Chung-Yang HUANG, Shih-Hao YANG, Chien-Yun HUANG, Wei-Ting CHEN