Patents by Inventor Chung-Hsuan Chen
Chung-Hsuan 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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Publication number: 20230033820Abstract: A method for fabricating a semiconductor device includes the steps of forming a gate structure on a substrate, forming an epitaxial layer adjacent to the gate structure, and then forming a first cap layer on the epitaxial layer. Preferably, a top surface of the first cap layer includes a curve concave upward and a bottom surface of the first cap layer includes a planar surface higher than a top surface of the substrate.Type: ApplicationFiled: September 30, 2022Publication date: February 2, 2023Applicant: UNITED MICROELECTRONICS CORP.Inventors: Chi-Hsuan Tang, Chung-Ting Huang, Bo-Shiun Chen, Chun-Jen Chen, Yu-Shu Lin
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Publication number: 20230024339Abstract: A method for forming a semiconductor memory structure is provided. The method includes forming a stack over a substrate, and the stack includes first dielectric layers and second dielectric layers vertically alternately arranged. The method also includes forming first dielectric pillars through the stack, and etching the stack to form first trenches. Sidewalls of the first dielectric pillars are exposed from the first trenches. The method also includes removing the first dielectric pillars to form through holes, removing the second dielectric layers of the stack to form gaps between the first dielectric layers, and forming first conductive lines in the gaps.Type: ApplicationFiled: February 9, 2022Publication date: January 26, 2023Inventors: Chih-Hsuan Cheng, Chieh-Fang Chen, Sheng-Chen Wang, Chieh-Yi Shen, Han-Jong Chia, Feng-Ching Chu, Meng-Han Lin, Feng-Cheng Yang, Yu-Ming Lin, Chung-Te Lin
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Publication number: 20230024259Abstract: A wafer backside defect detection method and a wafer backside defect detection apparatus are provided. The wafer backside defect detection method includes the following steps. A peripheral edge area of a wafer backside image that at least one notch is located is cropped off. Adjacent white pixels on the wafer backside image are connected to obtain a plurality of abnormal regions. If a total area of top N of the abnormal regions is more than 10% of an area of the wafer, it is deemed that the wafer has a roughness defect. N is a natural number. If the total area of the top N of the abnormal regions is less than 1% of the area of the wafer and a largest abnormal region of the abnormal regions is longer than a predetermined length, it is deemed that the wafer has a scratch defect.Type: ApplicationFiled: July 20, 2021Publication date: January 26, 2023Inventors: Cheng-Hsien CHEN, Chia-Feng HSIAO, Chung-Hsuan WU, Chen-Hui HUANG, Nai-Ying LO, En-Wei TSUI, Yung-Yu YANG, Chen-Hsuan HUNG
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Publication number: 20230013893Abstract: A backlight module includes at least one optical film and a backlight unit. The optical film has a light incident side and a light emitting side opposite to the light incident side. A plurality of light incident microstructures are formed on the light incident side, and the light incident microstructures are tapered structures. The backlight unit is disposed on the light incident side of the optical film and includes a light source. According to the structural design of the light incident microstructures of the optical film, the light field of the light source can be expanded to achieve the purpose of emitting light at a specific angle. The invention also provides a display device including the backlight module.Type: ApplicationFiled: June 29, 2022Publication date: January 19, 2023Applicant: Radiant Opto-Electronics CorporationInventors: Wei-Hsuan CHEN, Chung-Yung TAI, Wen-Hao CAI, Chun-Yi WU
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Patent number: 11545560Abstract: A method for fabricating semiconductor device includes the steps of: forming a gate structure on a substrate; forming a first spacer and a second spacer around the gate structure; forming a recess adjacent to two sides of the second spacer; performing a cleaning process to trim the second spacer for forming a void between the first spacer and the substrate; and forming an epitaxial layer in the recess.Type: GrantFiled: January 28, 2021Date of Patent: January 3, 2023Assignee: UNITED MICROELECTRONICS CORP.Inventors: Wei-Chih Chuang, Chia-Jong Liu, Kuang-Hsiu Chen, Chung-Ting Huang, Chi-Hsuan Tang, Kai-Hsiang Wang, Bing-Yang Jiang, Yu-Lin Cheng, Chun-Jen Chen, Yu-Shu Lin, Jhong-Yi Huang, Chao-Nan Chen, Guan-Ying Wu
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Patent number: 11532509Abstract: A method includes forming a gate electrode on a semiconductor region, recessing the gate electrode to generate a recess, performing a first deposition process to form a first metallic layer on the gate electrode and in the recess, wherein the first deposition process is performed using a first precursor, and performing a second deposition process to form a second metallic layer on the first metallic layer using a second precursor different from the first precursor. The first metallic layer and the second metallic layer comprise a same metal. The method further incudes forming a dielectric hard mask over the second metallic layer, and forming a gate contact plug penetrating through the dielectric hard mask. The gate contact plug contacts a top surface of the second metallic layer.Type: GrantFiled: May 27, 2020Date of Patent: December 20, 2022Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Chung-Chiang Wu, Po-Cheng Chen, Kuo-Chan Huang, Pin-Hsuan Yeh, Wei-Chin Lee, Hsien-Ming Lee, Chien-Hao Chen, Chi On Chui
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Publication number: 20220398582Abstract: An information delivery method for transferring fund is provided. The information delivery method includes receiving payment information, determining whether a transfer condition is met according to the payment information, in response to determining that the transfer condition is met, obtaining source account information of a source entity and destination account information of a destination entity in the payment information, determining a transfer path according to the source account information of the source entity and the destination account information of the destination entity, and transmitting the payment information from the source entity to the destination entity according to the transfer path.Type: ApplicationFiled: June 11, 2021Publication date: December 15, 2022Applicant: OBOOK INC.Inventors: Chun-Kai Wang, Chung-Han Hsieh, Chih-Yang Liu, Wei-Te Lin, I-Cheng Lin, Jun-De Liao, Kang-Hsien Chang, Chun-Jen Chen, Pei-Hsuan Weng, Yi-Hsuan Lai, Ming-Hung Lin, Shu-Ming Chang, Zih-Hao Lin
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Publication number: 20220367261Abstract: A method includes forming a gate electrode on a semiconductor region, recessing the gate electrode to generate a recess, performing a first deposition process to form a first metallic layer on the gate electrode and in the recess, wherein the first deposition process is performed using a first precursor, and performing a second deposition process to form a second metallic layer on the first metallic layer using a second precursor different from the first precursor. The first metallic layer and the second metallic layer comprise a same metal. The method further incudes forming a dielectric hard mask over the second metallic layer, and forming a gate contact plug penetrating through the dielectric hard mask. The gate contact plug contacts a top surface of the second metallic layer.Type: ApplicationFiled: July 20, 2022Publication date: November 17, 2022Inventors: Chung-Chiang Wu, Po-Cheng Chen, Kuo-Chan Huang, Pin-Hsuan Yeh, Wei-Chin Lee, Hsien-Ming Lee, Chien-Hao Chen, Chi On Chui
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Patent number: 11495686Abstract: A method for fabricating a semiconductor device includes the steps of first forming a gate structure on a substrate, forming a first spacer adjacent to the gate structure, forming a second spacer adjacent to the first spacer, forming an epitaxial layer adjacent to the second spacer, forming a second cap layer on the epitaxial layer, and then forming a first cap layer on the second cap layer. Preferably, a top surface of the first cap layer includes a V-shape and the first cap layer and the second cap layer are made of different materials.Type: GrantFiled: January 13, 2021Date of Patent: November 8, 2022Assignee: UNITED MICROELECTRONICS CORP.Inventors: Chi-Hsuan Tang, Chung-Ting Huang, Bo-Shiun Chen, Chun-Jen Chen, Yu-Shu Lin
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Patent number: 11283158Abstract: A mobile device and an antenna module thereof are provided. The antenna module includes a substrate, a first antenna and a second antenna. The first antenna and the second antenna are disposed on the substrate. The substrate includes a substrate body, a first ground layer and a second ground layer. The first ground layer includes a first slot, the second ground layer includes a second slot, and a vertical projection of the first slot onto substrate body at least partially overlaps with a vertical projection of the second slot onto substrate body. The first slot and the second slot are located between the first antenna and the second antenna, and the first antenna is located closer to the first slot and the second slot than the second antenna.Type: GrantFiled: September 8, 2020Date of Patent: March 22, 2022Assignee: WISTRON NEWEB CORPORATIONInventors: Chung-Hsuan Chen, Chen-Ming Li
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Publication number: 20220000817Abstract: Provided herein is a method for treating a subject afflicted with a metastatic cancer. The method includes, administering to the subject an effective amount of an agent capable of suppressing the expression of a nucleic of EF-hand domain-containing protein D2 (EFHD2) or a polypeptide encoded by the nucleic acid in the metastatic cancer of the subject. The agent may be a 2-aryl propionic acid (2-APA) compound, or a short hairpin ribonucleic acid (shRNA) that directs cleavage of EFHD2 gene RNA via RNA interference. Also provided herein is a method for detecting and/or diagnosing whether a subject having a metastatic cancer via a biological sample of the subject.Type: ApplicationFiled: November 1, 2019Publication date: January 6, 2022Applicant: Academia SinicaInventors: Wei-Chao CHANG, Chung-Hsuan CHEN
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Publication number: 20210367326Abstract: A mobile device and an antenna module thereof are provided. The antenna module includes a substrate, a first antenna and a second antenna. The first antenna and the second antenna are disposed on the substrate. The substrate includes a substrate body, a first ground layer and a second ground layer. The first ground layer includes a first slot, the second ground layer includes a second slot, and a vertical projection of the first slot onto substrate body at least partially overlaps with a vertical projection of the second slot onto substrate body. The first slot and the second slot are located between the first antenna and the second antenna, and the first antenna is located closer to the first slot and the second slot than the second antenna.Type: ApplicationFiled: September 8, 2020Publication date: November 25, 2021Inventors: CHUNG-HSUAN CHEN, CHEN-MING LI
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Patent number: 11119078Abstract: Apparatus and methods for high performance liquid chromatography. The apparatus includes a preparation loop comprising two linear stepping pumps, a sample loop comprising a sample injector, a chromatography column, and a detector device. The detector device can include a flash lamp, a flow cell, and a light sensor comprising an entrance slit, a grating; and a charge-coupled device array.Type: GrantFiled: May 15, 2019Date of Patent: September 14, 2021Assignee: ACADEMIA SINICAInventors: Chung-Hsuan Chen, Chen-Yu Hsieh, Jung-Lee Lin
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Patent number: 10998175Abstract: Disclosed herein is a device for characterizing a biological sample or an airborne sample. According to embodiments of the present disclosure, the device comprises an electrospray source, a mass analyzer, a charge detector, and optionally, an ion guide. The present device is useful in analyzing the particle population in the biological or airborne sample based on the mass to charge (m/z) ratio and the charge (z) of each particle. Also disclosed herein are the methods of making a diagnosis of cancer by use of the present device, and methods of determining the mass distribution of particles in an airborne sample.Type: GrantFiled: November 17, 2019Date of Patent: May 4, 2021Assignee: ACADEMIA SINICAInventors: Abdil Ozdemir, Jung-Lee Lin, Chung-Hsuan Chen
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Publication number: 20210113179Abstract: Disclosed herein is a method of enhancing the accuracy and/or sensitivity of ultrasound imaging in detecting a tumor in a subject. The method comprises administering to the subject an effective amount of a nanoparticle prior to the application of ultrasound to the subject. According to certain embodiments of the present disclosure, the nanoparticle is a magnetic nanoparticle, for example, a gold, silver, or iron oxide nanoparticle. Also disclosed herein are methods of treating a tumor in a subject by detecting the tumor via ultrasound with the aid of a nanoparticle, and then administering to the subject an anti-cancer treatment based on the location of the tumor revealed by the ultrasound image.Type: ApplicationFiled: October 19, 2020Publication date: April 22, 2021Applicants: Academia Sinica, National Chiao Tung UniversityInventors: Chung-Hsuan CHEN, Shok-Li NG, Yung-Chieh CHAN, Peter LAI, Michael HSIAO, Olga K KOSHELEVA, Nelson G. CHEN
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Publication number: 20200161110Abstract: Disclosed herein is a device for characterizing a biological sample or an airborne sample. According to embodiments of the present disclosure, the device comprises an electrospray source, a mass analyzer, a charge detector, and optionally, an ion guide. The present device is useful in analyzing the particle population in the biological or airborne sample based on the mass to charge (m/z) ratio and the charge (z) of each particle. Also disclosed herein are the methods of making a diagnosis of cancer by use of the present device, and methods of determining the mass distribution of particles in an airborne sample.Type: ApplicationFiled: November 17, 2019Publication date: May 21, 2020Applicant: Academia SinicaInventors: Abdil OZDEMIR, Jung-Lee LIN, Chung-Hsuan CHEN
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Patent number: 10504713Abstract: An ion trap mass spectrometer and methods for obtaining a mass spectrum of ions by scanning an RF frequency applied to the linear ion trap for mass selective ejection of the ions by using two power amplifiers to apply opposite phases of the RF to x and y electrodes.Type: GrantFiled: February 17, 2016Date of Patent: December 10, 2019Assignee: Academia SinicaInventors: Chung-Hsuan Chen, I-Chung Lu, Ming-Lee Chu
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Publication number: 20190265212Abstract: Apparatus and methods for high performance liquid chromatography. The apparatus includes a preparation loop comprising two linear stepping pumps, a sample loop comprising a sample injector, a chromatography column, and a detector device. The detector device can include a flash lamp, a flow cell, and a light sensor comprising an entrance slit, a grating; and a charge-coupled device array.Type: ApplicationFiled: May 15, 2019Publication date: August 29, 2019Applicant: ACADEMIA SINICAInventors: Chung-Hsuan CHEN, Chen-Yu HSIEH, Jung-Lee LIN
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Patent number: 10317379Abstract: Apparatus and methods for high performance liquid chromatography. The apparatus includes a preparation loop comprising two linear stepping pumps, a sample loop comprising a sample injector, a chromatography column, and a detector device. The detector device can include a flash lamp, a flow cell, and a light sensor comprising an entrance slit, a grating; and a charge-coupled device array.Type: GrantFiled: November 23, 2014Date of Patent: June 11, 2019Assignee: Academia SinicaInventors: Chung-Hsuan Chen, Chen-Yu Hsieh, Jung-Lee Lin
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Patent number: 10008776Abstract: A wideband antenna includes a grounding terminal, a first radiator disposed on a first plane, a feeding terminal formed on the first radiator, where the feeding terminal is to transmit and receive radio signals via the first radiator, and a second radiator disposed on the first plane, electrically connected to the grounding terminal, and including a part parallel to a side of the first radiator, wherein a minimum gap between the second radiator and the first radiator allows the second radiator and the first radiator to generate a coupling effect therebetween, so as to exchange radio signals between the second radiator and the first radiator.Type: GrantFiled: October 5, 2015Date of Patent: June 26, 2018Assignee: Wistron NeWeb CorporationInventors: Chung-Hsuan Chen, Kuan-Chung Chen, Yung-Jen Cheng