Patents Assigned to Powerchip Semiconductor Manufacturing Corporation
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Publication number: 20240105749Abstract: An image sensor structure including a substrate, a pixel structure, and a deep trench isolation (DTI) structure is provided. The substrate includes a first side and a second side opposite to each other. The pixel structure includes a transfer transistor, a light sensing device, and a floating diffusion region. The transfer transistor includes a first gate. The first gate is disposed on the first side of the substrate. The light sensing device is disposed in the substrate and is located on one side of the first gate. The floating diffusion region is disposed in the substrate and is located on another side of the first gate. The DTI structure extends into the substrate from the second side of the substrate. The top-view pattern of the floating diffusion region does not overlap the top-view pattern of the DTI structure.Type: ApplicationFiled: October 26, 2022Publication date: March 28, 2024Applicant: Powerchip Semiconductor Manufacturing CorporationInventors: Shih-Ping Lee, Chih-Ping Chung, Jhih Fan Tu
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Publication number: 20240096927Abstract: The present invention provides a silicon capacitor structure, including a substrate, an interlayer dielectric (ILD) layer on the substrate, a capacitor recess extending from a surface of the ILD layer into the substrate, a capacitor in the capacitor recess, wherein the capacitor includes a bottom electrode on a surface of the capacitor recess, a capacitive dielectric layer on a surface of the bottom electrode, and a top electrode on a surface of the capacitive dielectric layer and filling up the capacitor recess.Type: ApplicationFiled: March 2, 2023Publication date: March 21, 2024Applicant: Powerchip Semiconductor Manufacturing CorporationInventors: Li-Peng Chang, Chih-Ling Hung, San-Jung Chang
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Patent number: 11927625Abstract: A voltage contrast defect analysis method including the following steps is provided. A voltage contrast defect detection is performed on a die to be tested by using an electron beam inspection machine to find out a defect address of a voltage contrast defect. A first scanning electron microscope image at the defect address of the die to be tested is obtained by using a scanning electron microscope. A first critical dimension of the first scanning electron microscope image at the defect address of the die to be tested is measured. The first critical dimension on the die to be tested is compared with a corresponding second critical dimension on a reference die where no voltage contrast defect occurs at the defect address to determine whether the first critical dimension and the second critical dimension are the same.Type: GrantFiled: November 9, 2020Date of Patent: March 12, 2024Assignee: Powerchip Semiconductor Manufacturing CorporationInventor: Yue-Ying Yen
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Publication number: 20240081056Abstract: A double patterning method of manufacturing select gates and word lines is provided in the present invention, including forming first string patterns composed of word line patterns and select gate patterns on a target layer, forming a conformal spacer layer on first string patterns, wherein the spacer layer forms trenches between first string patterns, forming a fill layer filling up the trenches on the spacer layer, removing fill layer outside of the trenches, so that fill layer in the trenches forms second string patterns, wherein the second string patterns and the first string patterns are spaced apart, removing exposed spacer layer, so that the first string patterns and the second string patterns constitute target patterns spaced apart from each other on the target layer, and performing an etching process using those target patterns as a mask to remove exposed target layer, so as to form word lines and select gates.Type: ApplicationFiled: April 25, 2023Publication date: March 7, 2024Applicant: Powerchip Semiconductor Manufacturing CorporationInventors: Yi-Yeh Chuang, Zih-Song Wang, Li-Ta Chen, Shun-Yu Gao
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Publication number: 20240079485Abstract: A high electron mobility transistor device including a channel layer, a first barrier layer, and a P-type gallium nitride layer is provided. The first barrier layer is disposed on the channel layer. The P-type gallium nitride layer is disposed on the first barrier layer. The first thickness of the first barrier layer located directly under the P-type gallium nitride layer is greater than the second thickness of the first barrier layer located on two sides of the P-type gallium nitride layer.Type: ApplicationFiled: October 27, 2022Publication date: March 7, 2024Applicant: Powerchip Semiconductor Manufacturing CorporationInventors: Jih-Wen Chou, Chih-Hung Lu, Bo-An Tsai, Zheng-Chang Mu, Po-Hsien Yeh, Robin Christine Hwang
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Publication number: 20240071901Abstract: A capacitor structure including a substrate, an insulating layer, a capacitor, a shielding layer, a first connection terminal, and a second connection terminal is disposed. The insulating layer is disposed on the substrate. The capacitor includes a first electrode layer, a second electrode layer, a dielectric layer. The first electrode layer is disposed on the insulating layer. The second electrode layer is disposed on the first electrode layer. The dielectric layer is disposed between the first electrode layer and the second electrode layer. The shielding layer is disposed in the insulating layer. The shielding layer is located between the first electrode layer and the substrate. The first connection terminal is electrically connected to the first electrode layer. The second connection terminal is electrically connected to the second electrode layer.Type: ApplicationFiled: September 21, 2022Publication date: February 29, 2024Applicant: Powerchip Semiconductor Manufacturing CorporationInventor: Wei-Yu Lin
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Publication number: 20240072083Abstract: A 3D CMOS image sensor is provided in the present invention, including a semiconductor substrate, a photodiode and a well formed in the semiconductor substrate, a shallow trench isolation (STI) layer formed on a front surface of the semiconductor substrate, a fin protruding upwardly from the semiconductor substrate through the STI layer, wherein the fin is composed of the photodiode and the well, a first gate spanning the photodiode portion and the well portion abutting the photodiode portion of the fin to constitute a transfer transistor, a second gate spanning in the middle of the well portion of the fin to constitute a reset transistor, and a floating diffusion region in the well portion of the fin between the first gate and the second gate electrically connecting the transfer transistor and the reset transistor.Type: ApplicationFiled: January 3, 2023Publication date: February 29, 2024Applicant: Powerchip Semiconductor Manufacturing CorporationInventors: Chih-Ping Chung, Ming-Yu Ho, Saysamone Pittikoun
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Patent number: 11915969Abstract: A semiconductor structure including a substrate and a deep trench isolation structure is provided. The deep trench isolation structure is disposed in the substrate and is not electrically connected to any device. The deep trench isolation structure includes a heat dissipation layer and a dielectric liner layer. The heat dissipation layer is disposed in the substrate. The dielectric liner layer is disposed between the heat dissipation layer and the substrate.Type: GrantFiled: March 6, 2022Date of Patent: February 27, 2024Assignee: Powerchip Semiconductor Manufacturing CorporationInventors: Chen-Chiang Liu, Hung-Kwei Liao
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Patent number: 11917804Abstract: A manufacturing method of a SRAM memory device includes forming two transistors on a substrate, forming an inner dielectric layer covering the two transistors, forming contacts in the inner dielectric layer for coupling to source nodes of the two transistors, forming a metal interconnect structure on the inner dielectric layer, wherein a portion of an n-th metal layer of the metal interconnect structure is utilized as a lower metal layer, wherein n?1. An opening is formed in the metal interconnect structure to expose the lower metal layer, and then a capacitor is formed in the opening. The capacitor includes the lower metal layer, a first electrode layer, a dielectric layer, a second electrode layer, and an upper metal layer from bottom to top. The upper metal layer is a portion of an m-th metal layer of the metal interconnect structure, wherein m?n+1.Type: GrantFiled: September 15, 2022Date of Patent: February 27, 2024Assignee: Powerchip Semiconductor Manufacturing CorporationInventors: Shou-Zen Chang, Yi-Hsung Wei, Pei-Hsiu Tseng, Jia-You Lin
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Patent number: 11916141Abstract: A method for fabricating a shield gate MOSFET includes forming an epitaxial layer having a first conductivity type, forming a plurality of trenches in the epitaxial layer, forming a first and a second doped regions in the epitaxial layer at a bottom of each of the trenches, wherein the first doped region has a second conductivity type, and the second doped region has the first conductivity type. An insulating layer and a conductive layer as a shield gate are orderly formed in each of the trenches, and a portion of the conductive layer and the insulating layer are removed to expose a portion of the epitaxial layer in the trenches. An inter-gate oxide layer and a gate oxide layer are formed in the trenches, and a control gate is formed on the inter-gate oxide layer in the plurality of trenches.Type: GrantFiled: October 20, 2021Date of Patent: February 27, 2024Assignee: Powerchip Semiconductor Manufacturing CorporationInventors: Hung-I Su, Chang-Chin Ho, Yong-Kang Jiang
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Publication number: 20240063281Abstract: A high-voltage MOS transistor includes a semiconductor substrate, a plurality of active regions, a gate insulation layer, and a gate electrode. The active regions are defined by an isolation structure, wherein the active regions include a channel portion and two side portions, the channel portion has first opposite sides and second opposite sides, and the two side portions are at the first opposite sides of the channel portion. The gate insulation layer is disposed on a surface of the channel portion. The gate electrode is disposed on the gate insulation layer and extending on a portion of the isolation structure, wherein the gate electrode includes a pair of channel edge openings and a plurality of slits. The pair of channel edge openings are at the second opposite sides of the channel portion to expose a portion of the gate insulation layer, and the slits are disposed over the channel portion.Type: ApplicationFiled: August 16, 2022Publication date: February 22, 2024Applicant: Powerchip Semiconductor Manufacturing CorporationInventor: Hiroshi Yoshida
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Publication number: 20240057318Abstract: A semiconductor structure including a substrate, a first isolation structure and a capacitor is provided. The substrate includes a capacitor region. The first isolation structure is disposed in the substrate in the capacitor region. The capacitor is located in the capacitor region. The capacitor includes the substrate in the capacitor region, an electrode layer and a first dielectric layer. The electrode layer is disposed in the substrate in the capacitor region. The first dielectric layer is disposed between the electrode layer and the substrate and between the electrode layer and the first isolation structure. The first dielectric layer is in direct contact with the first isolation structure.Type: ApplicationFiled: September 29, 2022Publication date: February 15, 2024Applicant: Powerchip Semiconductor Manufacturing CorporationInventors: Li-Peng Chang, San-Jung Chang
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Publication number: 20240055351Abstract: An interconnect structure including a dielectric structure, plugs, and conductive lines is provided. The dielectric structure is disposed on a substrate. The plugs are disposed in the dielectric structure. The conductive lines are disposed in the dielectric structure and are electrically connected to the plugs. The sidewall of at least one of the conductive lines is in direct contact with the dielectric structure.Type: ApplicationFiled: September 13, 2022Publication date: February 15, 2024Applicant: Powerchip Semiconductor Manufacturing CorporationInventors: Shou-Zen Chang, Mei Ling Ho, Tien-Lu Lin, Ming-Han Liao, Chia-Ming Wu, Jui-Neng Tu
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Publication number: 20240047485Abstract: A CMOS image sensor with 3D monolithic OSFET and FEMIM capacitor, including a substrate with CMOS devices formed thereon, a BEOL interconnect layer on the substrate and with BEOL interconnects formed therein, a pixel circuit layer on the BEOL interconnect layer. The OSFETs and FEMIM capacitors are formed in the pixel circuit layer, and a photoelectric conversion layer on the pixel circuit layer and with photodiodes are formed therein, wherein the CMOS devices, the OSFETs, FEMIM capacitors and photodiodes are electrically connected with each other through the BEOL interconnects.Type: ApplicationFiled: April 12, 2023Publication date: February 8, 2024Applicant: Powerchip Semiconductor Manufacturing CorporationInventors: Shou-Zen Chang, Ming-Han Liao, Min-Cheng Chen, Shang-Shiun Chuang
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Publication number: 20240030358Abstract: A capacitor structure including a silicon material layer, a support frame layer, and a capacitor is provided. The support frame layer is disposed in the silicon material layer. The support frame layer has recesses. There is a cavity between two adjacent recesses. The support frame layer is located between the cavity and the recess. The support frame layer has a through hole directly above the cavity. The capacitor is disposed in the silicon material layer. The capacitor includes a first insulating layer and a first electrode layer. The first insulating layer is disposed on the support frame layer. The first electrode layer is disposed on the first insulating layer and fills the recess and the cavity.Type: ApplicationFiled: September 16, 2022Publication date: January 25, 2024Applicant: Powerchip Semiconductor Manufacturing CorporationInventors: Shih-Ping Lee, Yu-Cheng Lu, Chia-Hao Yu, Yeh-Yu Chiang
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Patent number: 11875841Abstract: A memory device is provided. The memory device includes at least one memory chip and a logic chip. Each of the at least one memory chip includes a memory array, a plurality of bit lines, and a plurality of data paths. The data paths respectively correspond to the bit lines. The number of the data paths is equal to or less than the number of the bit lines. A plurality of data transmission ports of the logic chip are electrically connected to the data paths of the at least one memory chip in a one-to-one manner. The number of the data transmission ports is equal to a sum of the data paths of the at least one memory chip.Type: GrantFiled: January 18, 2022Date of Patent: January 16, 2024Assignee: Powerchip Semiconductor Manufacturing CorporationInventors: Chong-Jen Huang, Chun-Cheng Chen
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Publication number: 20230422495Abstract: A memory structure including the following components is provided. A first dielectric layer is disposed on a substrate. A first memory cell includes a first conductive layer, a second conductive layer, a first channel layer, and a first charge storage layer. The first conductive layer and the second conductive layer are sequentially stacked on the first dielectric layer and are electrically insulated from each other. The first channel layer is disposed on one side of the first conductive layer and one side of the second conductive layer. The first charge storage layer is disposed between the first conductive layer and the first channel layer. A first bit line is disposed in the first dielectric layer and is connected to the first channel layer. A source line is disposed above the first channel layer and is connected to the first channel layer.Type: ApplicationFiled: September 14, 2022Publication date: December 28, 2023Applicant: Powerchip Semiconductor Manufacturing CorporationInventor: Zih-Song Wang
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Patent number: 11852673Abstract: Provided is a method for generating a chip probing wafer map, and the method includes: obtaining test data associated with a first chip, wherein the first chip includes a plurality of sequentially arranged first dies, and each of the first dies belongs to one of a plurality of bin numbers; assigning different predetermined color codes to the bin numbers; and generating a first general chip probing wafer map for the first chip by assigning a color code of each of the first dies as a corresponding predetermined color code according to the bin number to which each of the first dies belongs.Type: GrantFiled: September 6, 2022Date of Patent: December 26, 2023Assignee: Powerchip Semiconductor Manufacturing CorporationInventors: Ying-Ju Wu, Ching-Ly Yueh
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Patent number: 11854742Abstract: A capacitor integrated structure, a capacitor unit and a manufacturing process thereof are provided. The manufacturing process of capacitor units includes the steps of: forming a plurality of capacitor stacking structures on a substrate having an insulation layer thereon; performing a first cut on insulation dividers provided between the adjacent capacitor stacking structures to form a plurality of recesses that expose first conductive portion and second conductive portion of each of the capacitor stacking structures; filling a metallic material in the recesses to form a plurality of metallic dividers that are electrically connected to the first conductive portion and the second conductive portion of each of the capacitor stacking structures; performing a second cut on the metallic dividers to form a plurality of independent capacitor units; and forming metallic walls on two opposite sides of each of the capacitor units, so as to provide a capacitor unit having two end electrodes.Type: GrantFiled: June 19, 2021Date of Patent: December 26, 2023Assignee: POWERCHIP SEMICONDUCTOR MANUFACTURING CORPORATIONInventors: Wei-Yu Lin, Kuo-Yu Yeh
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Publication number: 20230411382Abstract: An electrostatic discharge (ESD) protection device including the following components is provided. A first transistor includes a first gate, a first N-type source region, and an N-type drain region. A second transistor includes a second gate, a second N-type source region, and the N-type drain region. The N-type drain region is located between the first gate and the second gate. An N-type drift region is located in a P-type substrate between the first gate and the second gate and is located directly below a portion of the first gate and directly below a portion of the second gate. The N-type drain region is located in the N-type drift region. A P-type barrier region is located in the P-type substrate below the N-type drift region. The P-type barrier region has an overlapping portion overlapping the N-type drift region. There is at least one first opening in the overlapping portion.Type: ApplicationFiled: August 9, 2022Publication date: December 21, 2023Applicant: Powerchip Semiconductor Manufacturing CorporationInventors: Ming-Hui Chen, Chih-Feng Lin, Chiu-Tsung Huang, Hsiang-Hung Chang