Patents by Inventor Yung-Chun Wu
Yung-Chun Wu 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: 11955154Abstract: A sense amplifier circuit includes a sense amplifier, a switch and a temperature compensation circuit. The temperature compensation circuit provides a control signal having a positive temperature coefficient, based on which the switch provides reference impedance for temperature compensation. The sense amplifier includes a first input end coupled to a target bit and a second input end coupled to the switch. The sense amplifier outputs a sense amplifier signal based on the reference impedance and the impedance of the target bit.Type: GrantFiled: May 16, 2022Date of Patent: April 9, 2024Assignee: UNITED MICROELECTRONICS CORP.Inventors: Cheng-Tung Huang, Jen-Yu Wang, Po-Chun Yang, Yi-Ting Wu, Yung-Ching Hsieh, Jian-Jhong Chen, Chia-Wei Lee
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Patent number: 11948920Abstract: Provided are a semiconductor device and a method for manufacturing the same, and a semiconductor package. The semiconductor device includes a die stack and a cap substrate. The die stack includes a first die, second dies stacked on the first die, and a third die stacked on the second dies. The first die includes first through semiconductor vias. Each of the second dies include second through semiconductor vias. The third die includes third through semiconductor vias. The cap substrate is disposed on the third die of the die stack. A sum of a thickness of the third die and a thickness of the cap substrate ranges from about 50 ?m to about 80 ?m.Type: GrantFiled: August 30, 2021Date of Patent: April 2, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: I-Chun Hsu, Yan-Zuo Tsai, Chia-Yin Chen, Yang-Chih Hsueh, Yung-Chi Lin, Tsang-Jiuh Wu, Wen-Chih Chiou
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Patent number: 11942130Abstract: A bottom-pinned spin-orbit torque magnetic random access memory (SOT-MRAM) is provided in the present invention, including a substrate, a bottom electrode layer on the substrate, a magnetic tunnel junction (MTJ) on the bottom electrode layer, a spin-orbit torque (SOT) layer on the MTJ, a capping layer on the SOT layer, and an injection layer on the capping layer, wherein the injection layer is divided into individual first part and second part, and the first part and the second part are connected respectively with two ends of the capping layer.Type: GrantFiled: March 23, 2022Date of Patent: March 26, 2024Assignee: UNITED MICROELECTRONICS CORP.Inventors: Jian-Jhong Chen, Yi-Ting Wu, Jen-Yu Wang, Cheng-Tung Huang, Po-Chun Yang, Yung-Ching Hsieh
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Patent number: 11929328Abstract: A semiconductor device includes a transistor having a source/drain and a gate. The semiconductor device also includes a conductive contact for the transistor. The conductive contact provides electrical connectivity to the source/drain or the gate of the transistor. The conductive contact includes a plurality of barrier layers. The barrier layers have different depths from one another.Type: GrantFiled: January 4, 2021Date of Patent: March 12, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Chia-Yang Wu, Shiu-Ko JangJian, Ting-Chun Wang, Yung-Si Yu
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Publication number: 20240079332Abstract: A semiconductor device includes a transistor having a source/drain and a gate. The semiconductor device also includes a conductive contact for the transistor. The conductive contact provides electrical connectivity to the source/drain or the gate of the transistor. The conductive contact includes a plurality of barrier layers. The barrier layers have different depths from one another.Type: ApplicationFiled: November 8, 2023Publication date: March 7, 2024Inventors: Chia-Yang Wu, Shiu-Ko JangJian, Ting-Chun Wang, Yung-Si Yu
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Patent number: 11894689Abstract: The power supply system of the present invention includes a wireless electricity transmitter and a wireless electricity receiver transmitting electricity by electromagnetic coupling. The wireless electricity receiver is further connected to a vibrator of a vibrating processing apparatus to transmit electricity thereto. The wireless electricity transmitter has a controller to monitor the operating voltage and the operating current of the transmitter, and alternates the oscillation frequency of the operating voltage according to the phase difference between the operating voltage and the operating current. Thereby, the oscillation frequency may approach the resonance frequency of the vibrator in order to improve the efficiency of electricity transmission. Also, the distance between the wireless electricity transmitter and the wireless electricity receiver can be increased.Type: GrantFiled: February 22, 2021Date of Patent: February 6, 2024Assignee: ACROW MACHINERY MANUFACTURING CO., LTD.Inventors: Chao-Ching Lee, Chia-Hsin Lai, Yung-Chun Wu
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Publication number: 20230006267Abstract: A battery includes a case, in which a battery module, a battery management system and a junction terminal block are received. The battery module has cell blocks electrically connected in series, and each of the cell blocks has electrodes. The junction terminal block has a plurality of junction terminals to be electrically connected to the electrodes of the cell blocks through a plurality of junction wires respectively. The battery further has an external connector having a plurality of external terminals to be electrically connected to the junction terminals of the junction terminal block through a plurality of external wires. The external terminals of the external connector are electrically connected to the cell blocks through the external wires, the junction terminals of the junction terminal block and the junction wires respectively, so that all the cell blocks are able to be charged individually through the external connector.Type: ApplicationFiled: May 12, 2022Publication date: January 5, 2023Inventors: YUNG CHUN WU, CHIH CHUNG TAO
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Patent number: 11545840Abstract: A system of charging a battery pack with single charger includes a battery module, a main charging module, and a balance charging module. The battery module has a battery pack, and the battery pack has a plurality of cells in series. The main charging module has a main charger. The balance charging module has a balance charger. All the cells of the battery pack of the battery module are charged at the same time by the main charger of the main charging module. After the charging task of the main charging module is completed, the cells of the battery pack of the battery module are charged in sequence by the balance charger of the balance charging module.Type: GrantFiled: June 23, 2021Date of Patent: January 3, 2023Assignees: ABOVE PYRAMID TECHNOLOGY CO., LTD.Inventors: Yung Chun Wu, Chih Chung Tao
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Publication number: 20210408805Abstract: A system of charging a battery pack with single charger includes a battery module, a main charging module, and a balance charging module. The battery module has a battery pack, and the battery pack has a plurality of cells in series. The main charging module has a main charger. The balance charging module has a balance charger. All the cells of the battery pack of the battery module are charged at the same time by the main charger of the main charging module. After the charging task of the main charging module is completed, the cells of the battery pack of the battery module are charged in sequence by the balance charger of the balance charging module.Type: ApplicationFiled: June 23, 2021Publication date: December 30, 2021Inventors: Yung Chun WU, Chih Chung TAO
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Publication number: 20210351623Abstract: The power supply system of the present invention includes a wireless electricity transmitter and a wireless electricity receiver transmitting electricity by electromagnetic coupling. The wireless electricity receiver is further connected to a vibrator of a vibrating processing apparatus to transmit electricity thereto. The wireless electricity transmitter has a controller to monitor the operating voltage and the operating current of the transmitter, and alternates the oscillation frequency of the operating voltage according to the phase difference between the operating voltage and the operating current. Thereby, the oscillation frequency may approach the resonance frequency of the vibrator in order to improve the efficiency of electricity transmission. Also, the distance between the wireless electricity transmitter and the wireless electricity receiver can be increased.Type: ApplicationFiled: February 22, 2021Publication date: November 11, 2021Inventors: Chao-Ching Lee, Chia-Hsin Lai, Yung-Chun Wu
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Patent number: 11145740Abstract: A ferroelectric field effect transistor (FeFET) device includes a semiconductor substrate and a 3D transistor. The 3D transistor includes drain and source electrodes; a channel structure that includes a channel body and a gate dielectric layer; and a gate electrode that is disposed on the gate dielectric layer and that is electrically isolated from the drain and source electrodes. The channel body is disposed between and connected to the drain and source electrodes. The gate dielectric layer covers the channel body, is made of crystalline hafnium zirconium oxide, and has a thickness ranging from 2 nm to 5 nm. The FeFET device has an on/off current ratio that is greater than 5×104.Type: GrantFiled: June 30, 2020Date of Patent: October 12, 2021Assignee: NATIONAL TSING HUA UNIVERSITYInventors: Yung-Chun Wu, Fu-Ju Hou, Meng-Ju Tsai
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Publication number: 20210028292Abstract: A ferroelectric field effect transistor (FeFET) device includes a semiconductor substrate and a 3D transistor. The 3D transistor includes drain and source electrodes; a channel structure that includes a channel body and a gate dielectric layer; and a gate electrode that is disposed on the gate dielectric layer and that is electrically isolated from the drain and source electrodes. The channel body is disposed between and connected to the drain and source electrodes. The gate dielectric layer covers the channel body, is made of crystalline hafnium zirconium oxide, and has a thickness ranging from 2 nm to 5 nm. The FeFET device has an on/off current ratio that is greater than 5×104.Type: ApplicationFiled: June 30, 2020Publication date: January 28, 2021Applicant: National Tsing Hua UniversityInventors: Yung-Chun WU, Fu-Ju HOU, Meng-Ju TSAI
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Patent number: 10361085Abstract: A method for forming a semiconductor device structure is provided that includes forming an oxide layer over a substrate and forming a semiconductor layer over the oxide layer. The method includes patterning the semiconductor layer to form a fin structure over the oxide layer and removing a portion of the fin structure to form a U-shaped trench in the fin structure. The method also includes forming a gate structure on the U-shaped trench.Type: GrantFiled: April 10, 2017Date of Patent: July 23, 2019Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Cheng-Chieh Lai, Kuang-Hsin Chen, Yung-Chun Wu, Mu-Shih Yeh
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Publication number: 20170213738Abstract: A method for forming a semiconductor device structure is provided that includes forming an oxide layer over a substrate and forming a semiconductor layer over the oxide layer. The method includes patterning the semiconductor layer to form a fin structure over the oxide layer and removing a portion of the fin structure to form a U-shaped trench in the fin structure. The method also includes forming a gate structure on the U-shaped trench.Type: ApplicationFiled: April 10, 2017Publication date: July 27, 2017Inventors: Cheng-Chieh LAI, Kuang-Hsin CHEN, Yung-Chun WU, Mu-Shih YEH
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Patent number: 9620645Abstract: A FinFET device structure and method for forming the same is provided. The FinFET device structure includes an oxide layer formed over a substrate and a fin structure formed over the oxide layer. The fin structure is made of a semiconductor layer, and the semiconductor layer includes a first portion, a second portion and a third portion. The second portion is between the first portion and the third portion. The first portion, the second portion and the third portion construct a U-shaped trench, and the second portion is below the U-shaped trench. The FinFET device structure further includes a gate structure formed in the U-shaped trench.Type: GrantFiled: September 30, 2015Date of Patent: April 11, 2017Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Cheng-Chieh Lai, Kuang-Hsin Chen, Yung-Chun Wu, Mu-Shih Yeh
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Publication number: 20170092756Abstract: A FinFET device structure and method for forming the same is provided. The FinFET device structure includes an oxide layer formed over a substrate and a fin structure formed over the oxide layer. The fin structure is made of a semiconductor layer, and the semiconductor layer includes a first portion, a second portion and a third portion. The second portion is between the first portion and the third portion. The first portion, the second portion and the third portion construct a U-shaped trench, and the second portion is below the U-shaped trench. The FinFET device structure further includes a gate structure formed in the U-shaped trench.Type: ApplicationFiled: September 30, 2015Publication date: March 30, 2017Applicant: Taiwan Semiconductor Manufacturing Co., LtdInventors: Cheng-Chieh LAI, Kuang-Hsin CHEN, Yung-Chun WU, Mu-Shih YEH
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Patent number: 9287361Abstract: A junction-less transistor having an reverse polarity structure includes a substrate, a semiconductor body, a gate and a gate insulation layer. The substrate has a first polarity. The semiconductor body is disposed on the substrate, and includes a drain, a source and a channel section connected between the drain and the source. The gate covers one side of the channel section away from the substrate. The semiconductor body has a second polarity opposite to the first polarity. With the semiconductor body and the substrate respectively having the opposite second polarity and first polarity, a leakage current can be reduced while also lowering element production costs.Type: GrantFiled: January 2, 2014Date of Patent: March 15, 2016Assignee: NATIONAL TSING HUA UNIVERSITYInventors: Yung-Chun Wu, Ming-Hung Han, Hung-Bin Chen
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Publication number: 20150319816Abstract: A single-wire dimming method is provided in the present invention. The method is adapted for a lamp with a first color light source and a second color light source. The method includes: providing a dimming control interface, wherein the power voltage is chopped when the dimming control interface is operated; dividing a period of the power voltage into a first phase period, a second phase period and a third phase period; chopping the power voltage at the first phase period when a user adjust the dimming control interface to turn on a first color light; chopping the power voltage at the second phase period when a user adjust the dimming control interface to turn on a second color light; chopping the power voltage at the third phase period when a user adjust the dimming control interface to turn on a mix color light, wherein the mix color light is to combine the first color light and the second color light.Type: ApplicationFiled: April 29, 2015Publication date: November 5, 2015Inventors: Yu-Kai CHEN, Chau-Chung SONG, Yung-Chun WU, Chin-Hsiung CHANG
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Patent number: 9076764Abstract: An asymmetric gate tunneling transistor includes a substrate, a first-polarity portion, a second-polarity portion, a channel portion, a gate structure and an insulation body. The first-polarity portion and the second-polarity portion are disposed on the substrate. The channel portion is connected with the first-polarity portion and the second-polarity portion, and includes a first section and a second section. The gate structure includes an enveloping portion surrounding the first section, and a flat portion covering one side of the second section away from the substrate. The insulation body includes a first insulation portion disposed between the first section and the enveloping portion, and a second insulation portion disposed between the second section and the flat portion. Through the asymmetric design of the gate structure, the tunneling transistor is offered with features of a high ON current and a low OFF current.Type: GrantFiled: October 11, 2013Date of Patent: July 7, 2015Assignee: National Tsing Hua UniversityInventors: Yung-Chun Wu, Yi-Ruei Jhan
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Publication number: 20150156839Abstract: A method and an apparatus for adjusting color temperature or luminance of lamp are provided in the present invention. The lamp at least includes a white light and a warm white light, and the method includes the steps of: providing a control interface circuit, which is configured at the position of the lamp switch on the wall, wherein the control interface circuit receives an AC signal and outputs a phase chopping signal according to a user's operation; asymmetrically cutting the AC signal to obtain the phase chopping signal when the user uses the control interface circuit to adjust a luminance and/or a color temperature.Type: ApplicationFiled: December 1, 2014Publication date: June 4, 2015Inventors: YU-KAI CHEN, CHAU-CHUNG SONG, YUNG-CHUN WU, CHIN-HSIUNG CHANG