Patents by Inventor Cheng-Han Lee

Cheng-Han 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).

  • Publication number: 20240139337
    Abstract: The present disclosure relates to a method for treating a cancer and/or cancer metastasis in a subject comprising administering to the subject irinotecan loaded in a mesoporous silica nanoparticle. The present disclosure also provides a conjugate comprising an agent loaded in a mesoporous silica nanoparticle (MSN) defining at least one pore and having at least one functional group on a sidewall of the at least one pore.
    Type: Application
    Filed: November 2, 2022
    Publication date: May 2, 2024
    Inventors: Cheng-Hsun WU, SI-HAN WU, YI-PING CHEN, RONG-LIN ZHANG, CHUNG-YUAN MOU, Yu-Tse LEE
  • Publication number: 20240139301
    Abstract: The disclosure provides a method of active immunotherapy for a cancer patient, comprising administering vaccines against Globo series antigens (i.e., Globo H, SSEA-3 and SSEA-4). Specifically, the method comprises administering Globo H-CRM197 (OBI-833/821) in patients with cancer. The disclosure also provides a method of selecting a cancer patient who is suitable as treatment candidate for immunotherapy. Exemplary immune response can be characterized by reduction of the severity of disease, including but not limited to, prevention of disease, delay in onset of disease, decreased severity of symptoms, decreased morbidity and delayed mortality.
    Type: Application
    Filed: November 19, 2021
    Publication date: May 2, 2024
    Inventors: Ming-Tain LAI, Cheng-Der Tony YU, I-Ju CHEN, Wei-Han LEE, Chueh-Hao YANG, Chun-Yen TSAO, Chang-Lin HSIEH, Chien-Chih OU, Chen-En TSAI
  • Publication number: 20240145596
    Abstract: A device includes a fin extending from a semiconductor substrate; a gate stack over the fin; a first spacer on a sidewall of the gate stack; a source/drain region in the fin adjacent the first spacer; an inter-layer dielectric layer (ILD) extending over the gate stack, the first spacer, and the source/drain region, the ILD having a first portion and a second portion, wherein the second portion of the ILD is closer to the gate stack than the first portion of the ILD; a contact plug extending through the ILD and contacting the source/drain region; a second spacer on a sidewall of the contact plug; and an air gap between the first spacer and the second spacer, wherein the first portion of the ILD extends across the air gap and physically contacts the second spacer, wherein the first portion of the ILD seals the air gap.
    Type: Application
    Filed: January 2, 2024
    Publication date: May 2, 2024
    Inventors: Su-Hao Liu, Kuo-Ju Chen, Kai-Hsuan Lee, I-Hsieh Wong, Cheng-Yu Yang, Liang-Yin Chen, Huicheng Chang, Yee-Chia Yeo, Syun-Ming Jang, Meng-Han Chou
  • Patent number: 11973127
    Abstract: Semiconductor structures and method for forming the same are provide. The semiconductor structure includes a fin structure protruding from a substrate and a gate structure formed across the fin structure. The semiconductor structure further includes an Arsenic-doped region formed in the fin structure and a source/drain structure formed over the Arsenic-doped region. In addition, a bottommost portion of the Arsenic-doped region is lower than a bottommost portion of the source/drain structure.
    Type: Grant
    Filed: November 4, 2020
    Date of Patent: April 30, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Shahaji B. More, Shih-Chieh Chang, Cheng-Han Lee, Huai-Tei Yang
  • Patent number: 11948820
    Abstract: The present invention provides a latching guide structure arranged inside a door of semiconductor carrier. The latching guide structure comprises an upper latching part, a lower latching part, at least one elastic unit and a driver. Moreover, a first guiding portion of the upper latching part is matched with a second guiding portion of the lower latching part, therefore to define the installation space for the at least one elastic unit. On the other hand, the driver simultaneously actuates an upper actuating unit of the first guiding portion and a lower actuating unit of the second guiding portion to linearly move in reverse direction therebetween. The range of the linear motion of the upper actuating unit and the lower actuating unit represents the compression or extension of the at least one elastic unit, determining to control the open/close status of the upper latching part and the lower latching part.
    Type: Grant
    Filed: November 28, 2022
    Date of Patent: April 2, 2024
    Assignee: GUDENG PRECISION INDUSTRIAL CO., LTD.
    Inventors: Ming-Chien Chiu, Chih-Ming Lin, Cheng-Han Chou, Po-Ting Lee
  • Patent number: 11948988
    Abstract: The present disclosure describes a semiconductor structure and a method for forming the same. The semiconductor structure can include a substrate, a gate structure over the substrate, and a source/drain (S/D) region adjacent to the gate structure. The S/D region can include first and second side surfaces separated from each other. The S/D region can further include top and bottom surfaces between the first and second side surfaces. A first separation between the top and bottom surfaces can be greater than a second separation between the first and second side surfaces.
    Type: Grant
    Filed: July 19, 2022
    Date of Patent: April 2, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Shahaji B. More, Cheng-Han Lee
  • Publication number: 20240105481
    Abstract: The present invention provides a latching guide structure arranged inside a door of semiconductor carrier. The latching guide structure comprises an upper latching part, a lower latching part, at least one elastic unit and a driver. Moreover, a first guiding portion of the upper latching part is matched with a second guiding portion of the lower latching part, therefore to define the installation space for the at least one elastic unit. On the other hand, the driver simultaneously actuates an upper actuating unit of the first guiding portion and a lower actuating unit of the second guiding portion to linearly move in reverse direction therebetween. The range of the linear motion of the upper actuating unit and the lower actuating unit represents the compression or extension of the at least one elastic unit, determining to control the open/close status of the upper latching part and the lower latching part.
    Type: Application
    Filed: November 28, 2022
    Publication date: March 28, 2024
    Inventors: MING-CHIEN CHIU, CHIH-MING LIN, CHENG-HAN CHOU, PO-TING LEE
  • Publication number: 20240094612
    Abstract: A heat dissipation module disposed in a projection device and dissipating heat from a heat source includes a heat dissipation member, a thermoelectric cooler, a heat conduction member, and a sealant. The thermoelectric cooler has a heat absorbing surface, a heat dissipating surface contacting the heat dissipation member, and a first side surface adjacent between the heat absorbing surface and the heat dissipating surface. The heat conduction member has a first contact surface, a second contact surface opposite to the first contact surface, and a second side surface adjacent between the first and the second contact surfaces. The first contact surface contacts the heat source, and at least part of the second contact surface contacts the heat absorbing surface. The sealant is filled between the heat dissipation member and the heat source to cover the first side surface and the second side surface. A projection device is also provided.
    Type: Application
    Filed: September 15, 2023
    Publication date: March 21, 2024
    Applicant: Coretronic Corporation
    Inventors: Cheng-Han Lu, Min-Hsueh Lee
  • Publication number: 20240088930
    Abstract: Dynamic tuning method for a specific absorption rate (SAR) is provided. The dynamic tuning method is applied to user equipment (UE). The dynamic tuning method may include the following steps: the UE may determine the back-off value corresponding to the current antenna state; and the UE may tune the conducted power of the radio frequency (RF) circuit of the UE based on the back-off value.
    Type: Application
    Filed: September 8, 2022
    Publication date: March 14, 2024
    Inventors: Chun-Yen WU, Cheng-Han LEE
  • Publication number: 20240071947
    Abstract: A semiconductor package including a ring structure with one or more indents and a method of forming are provided. The semiconductor package may include a substrate, a first package component bonded to the substrate, wherein the first package component may include a first semiconductor die, a ring structure attached to the substrate, wherein the ring structure may encircle the first package component in a top view, and a lid structure attached to the ring structure. The ring structure may include a first segment, extending along a first edge of the substrate, and a second segment, extending along a second edge of the substrate. The first segment and the second segment may meet at a first corner of the ring structure, and a first indent of the ring structure may be disposed at the first corner of the ring structure.
    Type: Application
    Filed: August 30, 2022
    Publication date: February 29, 2024
    Inventors: Yu-Ling Tsai, Lai Wei Chih, Meng-Tsan Lee, Hung-Pin Chang, Li-Han Hsu, Chien-Chia Chiu, Cheng-Hung Lin
  • Publication number: 20240014321
    Abstract: A dopant boost in the source/drain regions of a semiconductor device, such as a transistor can be provided. A semiconductor device can include a doped epitaxy of a first material having a plurality of boosting layers embedded within. The boosting layers can be of a second material different from the first material. Another device can include a source/drain feature of a transistor. The source/drain feature includes a doped source/drain material and one or more embedded distinct boosting layers. A method includes growing a boosting layer in a recess of a substrate, where the boosting layer is substantially free of dopant. The method also includes growing a layer of doped epitaxy in the recess on the boosting layer.
    Type: Application
    Filed: August 7, 2023
    Publication date: January 11, 2024
    Inventors: Chih-Yu Ma, Zheng-Yang Pan, Shih-Chieh Chang, Cheng-Han Lee
  • Publication number: 20240010669
    Abstract: Compounds for use in prevention and/or treatment of pain are disclosed. The compounds are derived by conjugation of N6-(4-hydroxybenzyl)adenosine and analogous compounds with amino acids or peptides. In one embodiment of the invention, the compound is 5?-glycylcarbonyl-N6-(4-hydroxybenzyl)adenosine (I-a1). In another embodiment of the invention, the compound is 5?-deoxy-5?-(N?-glycylureido)-N6-(4-hydroxybenzyl)adenosine (I-d1). Also disclosed are methods of making and using the same.
    Type: Application
    Filed: July 28, 2023
    Publication date: January 11, 2024
    Inventors: Chih-Cheng CHEN, Jim-Min FANG, Cheng-Han LEE, Jen-Yao CHANG
  • Publication number: 20230387246
    Abstract: A device includes a first gate region having a first gate length; a first spacer on a sidewall of the first gate region; a semiconductor layer over the first gate region; a second gate region over the semiconductor layer, wherein the second gate region has a second gate length equal to the first gate length; and a second spacer on a sidewall of second gate region, wherein the second spacer is wider than the first spacer.
    Type: Application
    Filed: August 9, 2023
    Publication date: November 30, 2023
    Inventors: Shahaji B. More, Cheng-Han Lee, Shih-Chieh Chang
  • Publication number: 20230378359
    Abstract: In certain embodiments, a semiconductor device includes a substrate having an n-doped well feature and an epitaxial silicon germanium fin formed over the n-doped well feature. The epitaxial silicon germanium fin has a lower part and an upper part. The lower part has a lower germanium content than the upper part. A channel is formed from the epitaxial silicon germanium fin. A gate is formed over the epitaxial silicon germanium fin. A doped source-drain is formed proximate the channel.
    Type: Application
    Filed: July 31, 2023
    Publication date: November 23, 2023
    Inventors: Shahaji B. More, Huai-Tei Yang, Shih-Chieh Chang, Shu Kuan, Cheng-Han Lee
  • Publication number: 20230377991
    Abstract: A method for forming a semiconductor device includes patterning a substrate to form a strip including a first semiconductor material, forming an isolation region along a sidewall of the strip, an upper portion of the strip extending above the isolation region, forming a dummy structure along sidewalls and a top surface of the upper portion of the strip, performing a first etching process on an exposed portion of the upper portion of the strip to form a first recess, the exposed portion of the strip being exposed by the dummy structure, after performing the first etching process, reshaping the first recess to have a V-shaped bottom surface using a second etching process, wherein the second etching process is selective to first crystalline planes having a first orientation relative to second crystalline planes having a second orientation, and epitaxially growing a source/drain region in the reshaped first recess.
    Type: Application
    Filed: August 8, 2023
    Publication date: November 23, 2023
    Inventors: Chien Lin, Kun-Yu Lee, Shahaji B. More, Cheng-Han Lee, Shih-Chieh Chang
  • Patent number: 11817499
    Abstract: In certain embodiments, a semiconductor device includes a substrate having an n-doped well feature and an epitaxial silicon germanium fin formed over the n-doped well feature. The epitaxial silicon germanium fin has a lower part and an upper part. The lower part has a lower germanium content than the upper part. A channel is formed from the epitaxial silicon germanium fin. A gate is formed over the epitaxial silicon germanium fin. A doped source-drain is formed proximate the channel.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: November 14, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Shahaji B. More, Huai-Tei Yang, Shih-Chieh Chang, Shu Kuan, Cheng-Han Lee
  • Publication number: 20230334456
    Abstract: Systems and methods for processing transactions using a digital payment platform.
    Type: Application
    Filed: May 15, 2023
    Publication date: October 19, 2023
    Inventors: Osama Bedier, Ray Tanaka, Victor Chau, Charles Feng, Cheng Han Lee, Lubab Al-Khawaja
  • Publication number: 20230317795
    Abstract: A method includes forming an N well and a P well in a substrate; depositing a first layer having silicon over the N well and the P well; depositing a first dielectric layer over the first layer; forming a resist pattern over the first dielectric layer, the resist pattern providing an opening directly above the N well; etching the first dielectric layer and the first layer through the opening, leaving a first portion of the first layer over the N well; removing the resist pattern; and epitaxially growing a second layer having silicon germanium (SiGe) over the first portion of the first layer. The epitaxially growing the second layer includes steps of (a) performing a baking process, (b) depositing a silicon seed layer, and (c) depositing a SiGe layer over the silicon seed layer, wherein the steps (a), (b), and (c) are performed under about a same temperature.
    Type: Application
    Filed: June 5, 2023
    Publication date: October 5, 2023
    Inventors: Shahaji B. More, Shu Kuan, Cheng-Han Lee
  • Patent number: 11776851
    Abstract: A method includes providing a substrate having a gate structure over a first side of the substrate, forming a recess adjacent to the gate structure, and forming in the recess a first semiconductor layer having a dopant, the first semiconductor layer being non-conformal, the first semiconductor layer lining the recess and extending from a bottom of the recess to a top of the recess. The method further includes forming a second semiconductor layer having the dopant in the recess and over the first semiconductor layer, a second concentration of the dopant in the second semiconductor layer being higher than a first concentration of the dopant in the first semiconductor layer.
    Type: Grant
    Filed: May 2, 2022
    Date of Patent: October 3, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chih-Yu Ma, Zheng-Yang Pan, Shahaji B. More, Shih-Chieh Chang, Cheng-Han Lee
  • Patent number: 11753432
    Abstract: Compounds for use in prevention and/or treatment of pain are disclosed. The compounds are derived by conjugation of N6-(4-hydroxybenzyl)adenosine and analogous compounds with amino acids or peptides. In one embodiment of the invention, the compound is 5?-O-(glycine-N-carbonyl-N6-(4-hydroxybenzyl)adenosine (I-a1). In another embodiment of the invention, the compound is 5-deoxy-5?-(glycine-N-amido)-N6-(4-hydroxybenzyl)adenosine (I-d1). Also disclosed are methods of making and using the same.
    Type: Grant
    Filed: January 26, 2018
    Date of Patent: September 12, 2023
    Assignee: ACADEMIA SINICA
    Inventors: Chih-Cheng Chen, Jim-Min Fang, Cheng-Han Lee, Jen-Yao Chang