Patents by Inventor Li Shan
Li Shan 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).
-
Patent number: 11948793Abstract: A method for making a field effect transistor includes providing a graphene nanoribbon composite structure. The graphene nanoribbon composite structure includes a substrate and a plurality of graphene nanoribbons spaced apart from each other. The substrate includes a plurality of protrusions spaced apart from each other, and one of the plurality of graphene nanoribbons is on the substrate and between two adjacent protrusions. An interdigital electrode is placed on the graphene nanoribbon composite structure, and the interdigital electrode covers the plurality of protrusions and is electrically connected to the plurality of graphene nanoribbons.Type: GrantFiled: March 19, 2021Date of Patent: April 2, 2024Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Tian-Fu Zhang, Li-Hui Zhang, Yuan-Hao Jin, Qun-Qing Li, Shou-Shan Fan
-
Publication number: 20240085715Abstract: A field-of-view stitching system including: a light source module for emitting a first beam; a light guiding element for splitting the first beam into a plurality of second beams and includes an incident surface, a first exit surface, and a plurality of second exit surfaces, the second beams propagate along an optical path of the first beam; and a plurality of light modulators, a number of the plurality of light modulators is the same as a total number of the first exit surface and the plurality of second exit surfaces, each of the plurality of light modulators is configured to receive and regularly reflect one of the plurality of second beams; the light guiding element is further configured to receive and combine the second beams reflected by the light modulators to form an illuminating light. A field-of-view stitching method, a biological sample identification device and method are also provided.Type: ApplicationFiled: April 30, 2021Publication date: March 14, 2024Inventors: EN BO, LI-YAN SONG, ANG LIU, QING-SHAN LONG, SHENG-YUAN ZHOU
-
Patent number: 11921665Abstract: A server system with inbuilt ability to determine the correctness of connections within the server and prevent operation in the event of a misconnection includes a server motherboard, a connection cable, and a server backplane. The server backplane is electrically connected to the server motherboard through the connection cable. The connection cable comprises a first connector and a second connector, the first connector and the second connector are configured to connect to the server motherboard, the first connector and the second connector carry their own individual binary IDS, and the server motherboard is configured to determine whether the connection cable is correctly connected according to the binary IDs. The present disclosure also provides a method for same.Type: GrantFiled: August 15, 2022Date of Patent: March 5, 2024Assignee: Shenzhen Fulian Fugui Precision Industry Co., Ltd.Inventors: Shan-Shan Ye, Li-Wen Guo, Fan Li
-
Publication number: 20210313247Abstract: A heat exchanger for thermal management of an electronic device includes a liquid delivery layer thermally coupled to the electronic device and configured to receive a liquid from a source. The heat exchanger also includes an evaporation layer comprising hollow pillars configured to receive a continuous flow of the liquid from the liquid delivery layer and evaporate the continuous flow of the liquid from droplets maintained on the hollow pillars. Each hollow pillar has an evaporation surface and a pore configured to channel the continuous flow of the liquid through the hollow pillar to the evaporation surface. The evaporation surface being configured to maintain a droplet on the respective hollow pillar within a contact line. The evaporation surface has a wetting efficiency of at least about 95% and the contact line has a length of less than about 0.0314 mm.Type: ApplicationFiled: August 23, 2019Publication date: October 7, 2021Applicant: Washington UniversityInventors: Damena AGONAFER, Binjian MA, Li SHAN, Patricia WEISENSEE, John Mark MEACHAM
-
Patent number: 10473300Abstract: A light source assembly comprises a base body and at least one light source module. The base body comprises a first and a second bearing base connected to each other. The first bearing base is configured for an image capture module to be disposed thereon. The second bearing base is located on the periphery of the first bearing base. The at least one light source module is slidably disposed on the second bearing base, and movable toward and away from the first bearing base. The at least one light source module forms an adjustable space. The adjustable space is configured for receiving the image capture module. The first bearing base has a first bearing surface configured for the image capture module to be disposed thereon. A sliding direction of the at least one light source module is not parallel to a normal direction of the first bearing surface.Type: GrantFiled: April 3, 2017Date of Patent: November 12, 2019Assignee: VIVOTEK INC.Inventors: Li-Shan Shih, Wen-Yuan Li, Yuan-Han Chang
-
Patent number: 10314794Abstract: The invention relates to a drug sustained-release composition, particularly a sustained-release composition comprising metoprolol and preparation method thereof. The invention also relates to a combination product comprising a sustained-release composition comprising metoprolol and a pharmaceutical composition comprising hydrochlorothiazide. The sustained-release composition comprising metoprolol according to the invention eliminates the phenomena of delayed release of such sustained-release compositions in the prior art, has a better drug release curve, and also have the advantages such as simple formula, easy operation, stable quality, strong controllability, and good reproducibility, and therefore have good application prospects.Type: GrantFiled: June 23, 2015Date of Patent: June 11, 2019Assignee: Institute of Pharmacology and Toxicology Academy of Military Medical Sciences P.L.A. ChinaInventors: Chunsheng Gao, Yuli Wang, Meiyan Yang, Li Shan, Jingjing Dai, Yong Qian, Yan Qiu
-
Patent number: 10221253Abstract: A composite is disclosed. The composite comprises a first conjugate of a polymer and a first phenol-containing moiety, and a second conjugate of a gelatin or collagen and a second phenol-containing moiety, wherein the polymer is selected so that the first conjugate is less cell-adhesive than the second conjugate, at least one of the first and second conjugates is crosslinked to form a matrix, and the composite comprises discrete regions that are rich in one of said first and second conjugates. A method of forming such composite is also disclosed. The method comprises mixing precursors for the first and second conjugates in a solution for forming said composite, and dispersing a catalyst in the solution to catalyze crosslinking of at least one of the first and second conjugates to form the matrix. The composite may be used to grow cells.Type: GrantFiled: April 21, 2011Date of Patent: March 5, 2019Assignee: Agency for Science, Technology and ResearchInventors: Motoichi Kurisawa, Li Shan Wang, Joo Eun Chung
-
Patent number: 10084968Abstract: A photographic apparatus includes an image sensor, a processing unit, a light emitting unit, and a control unit. The image sensor is configured to capture a continuous image, and generate an exposure signal according to an exposure sequence corresponding to the continuous image. The processing unit is electrically connected to the image sensor and is configured to calculate an exposure value according to the continuous image. The control unit is electrically connected to the image sensor, the processing unit, and the light emitting unit. According to the exposure value, the control unit may select a continuous mode to drive the light emitting unit to emit light continuously, or a pulse mode to cooperate with the exposure signal to drive the light emitting unit to pulse light, in order to fill light while capturing the continuous image.Type: GrantFiled: March 30, 2017Date of Patent: September 25, 2018Assignee: VIVOTEK INC.Inventors: Li-Shan Shih, Yi-chuan Chen, Wen-Yuan Li
-
Patent number: 10057500Abstract: An image capturing method with supplemental lighting modulation is applied to a monitoring apparatus having a lighting unit and an image detecting unit. The image capturing method includes dividing a working period of the lighting unit into at least one first sub-period and at least one second sub-period, driving the lighting unit to respectively output supplemental light with different intensity during the first sub-period and the second sub-period, driving the image detecting unit to respectively capture a set of monitoring images with a predetermined amount during the first sub-period and the second sub-period, comparing the monitoring image captured in the first sub-period with ones captured in the second sub-period, analyzing definition of the set of monitoring images, and selecting a corresponding monitoring image having the definition greater than a threshold to execute image recognition.Type: GrantFiled: September 8, 2017Date of Patent: August 21, 2018Assignee: VIVOTEK INC.Inventors: Li-Shan Shih, Yi-Chuan Chen
-
Patent number: 10018328Abstract: A light emitting module includes a lens and first and second light sources aligning with the lens. The lens includes a first biconcave section having a first light-entrance concave surface and a first light-exit concave surface, a second biconcave section having a second light-entrance concave surface and a second light-exit concave surface, and a shared section having a light-exit shared surface. A tangent slope of the shared section where the light-exit shared surface is connected to the first light-exit concave surface is less than a tangent slope of the first biconcave section where the first light-exit concave surface is connected to the light-exit shared surface. A tangent slope of the shared section where the light-exit shared surface is connected to the second light-exit concave surface is larger than a tangent slope of the second biconcave section where the second light-exit concave surface is connected to the light-exit shared surface.Type: GrantFiled: March 23, 2016Date of Patent: July 10, 2018Assignee: VIVOTEK INC.Inventors: Li-Shan Shih, Yi-Hsin Yeh, Chih-Chung Wang, Chih-Hung Chang
-
Patent number: 10003791Abstract: An illumination apparatus is applied for providing illumination to a photographic device having a photographic field-of-view. The illumination apparatus includes an illumination device and a calibration photographic device. The illumination device is pivoted to a side of the photographic device and has an illumination field-of-view. The calibration photographic device has a calibration photographic field-of-view and is connected to the illumination device to make the calibration photographic field-of-view substantially overlap with the illumination field-of-view and make the calibration photographic device move together with the illumination device. The calibration photographic field-of-view at least partially overlaps with the photographic field-of-view. Accordingly, the present invention could improve convenience of the photographic device in mounting the illumination device.Type: GrantFiled: December 8, 2016Date of Patent: June 19, 2018Assignee: VIVOTEK INC.Inventors: Li-Shan Shih, Yi-Hsin Yeh
-
Patent number: 9986160Abstract: A network camera system includes a network camera and an illumination device. The illumination device is connected to the network camera. The illumination device includes an illumination unit and a processing unit. The illumination unit is used for providing illumination light to the network camera. The processing unit is connected to the illumination unit for detecting a practical operation power of the network camera, calculating a maximum illumination power according to an electrical power received by the illumination device and the practical operation power, and transmitting the practical operation power and the maximum illumination power to the network camera and the illumination unit respectively.Type: GrantFiled: August 15, 2016Date of Patent: May 29, 2018Assignee: VIVOTEK INC.Inventors: Li-Shan Shih, Yi-Chuan Chen, Wen-Yuan Li
-
Publication number: 20180084179Abstract: An image capturing method with supplemental lighting modulation is applied to a monitoring apparatus having a lighting unit and an image detecting unit. The image capturing method includes dividing a working period of the lighting unit into at least one first sub-period and at least one second sub-period, driving the lighting unit to respectively output supplemental light with different intensity during the first sub-period and the second sub-period, driving the image detecting unit to respectively capture a set of monitoring images with a predetermined amount during the first sub-period and the second sub-period, comparing the monitoring image captured in the first sub-period with ones captured in the second sub-period, analyzing definition of the set of monitoring images, and selecting a corresponding monitoring image having the definition greater than a threshold to execute image recognition.Type: ApplicationFiled: September 8, 2017Publication date: March 22, 2018Inventors: Li-Shan Shih, Yi-Chuan Chen
-
Patent number: 9848478Abstract: An automatic light adjusting method applied to a camera having at least one image capturing unit and a plurality of lighting units includes driving the plurality of lighting units to output maximal illumination, driving the at least one image capturing unit to acquire a first image by a first exposure duration, calculating a plurality of first light intensity of a plurality of regions on the first image, comparing the plurality of first light intensity with a predetermined range, and determining whether to set a first ratio about the plurality of first light intensity as a lighting limitation ratio of the plurality of lighting units according to a comparison result.Type: GrantFiled: March 1, 2017Date of Patent: December 19, 2017Assignee: VIVOTEK INC.Inventor: Li-Shan Shih
-
Publication number: 20170307184Abstract: A light source assembly comprises a base body and at least one light source module. The base body comprises a first and a second bearing base connected to each other. The first bearing base is configured for an image capture module to be disposed thereon. The second bearing base is located on the periphery of the first bearing base. The at least one light source module is slidably disposed on the second bearing base, and movable toward and away from the first bearing base. The at least one light source module forms an adjustable space. The adjustable space is configured for receiving the image capture module. The first bearing base has a first bearing surface configured for the image capture module to be disposed thereon. A sliding direction of the at least one light source module is not parallel to a normal direction of the first bearing surface.Type: ApplicationFiled: April 3, 2017Publication date: October 26, 2017Applicant: VIVOTEK INC.Inventors: Li-Shan SHIH, Wen-Yuan LI, Yuan-Han CHANG
-
Patent number: 9790502Abstract: This invention is directed to a RNA interference (RNAi) agent and the use of that RNAi agent to treat hepatitis B infection in individuals, as well as pharmaceutical compositions containing the RNAi agents of the invention. The RNAi agents, or constructs for expressing them are utilized to inhibit expression of at least one Hepatitis B virus (HBV) gene, where the agent comprises an effector sequence complementary to or substantially complementary to a predicted sequence transcribed from a target region. In some forms of the invention, the agent has more than one effector sequence. Multiple effectors may target the same region of an HBV gene, different (possibly overlapping) regions of the same gene and/or different HBV genes.Type: GrantFiled: July 11, 2016Date of Patent: October 17, 2017Assignee: BENITEC BIOPHARMA LIMITEDInventors: Michael Wayne Graham, Peter French, York YuanYuan Zhu, YiXiang Lu, TieJun Li, YunCheng Sun, XiaoJun Tang, Li Shan
-
Publication number: 20170289422Abstract: A photographic apparatus includes an image sensor, a processing unit, a light emitting unit, and a control unit. The image sensor is configured to capture a continuous image, and generate an exposure signal according to an exposure sequence corresponding to the continuous image. The processing unit is electrically connected to the image sensor and is configured to calculate an exposure value according to the continuous image. The control unit is electrically connected to the image sensor, the processing unit, and the light emitting unit. According to the exposure value, the control unit may select a continuous mode to drive the light emitting unit to emit light continuously, or a pulse mode to cooperate with the exposure signal to drive the light emitting unit to pulse light, in order to fill light while capturing the continuous image.Type: ApplicationFiled: March 30, 2017Publication date: October 5, 2017Inventors: Li-Shan Shih, Yi-chuan Chen, WEN-YUAN LI
-
Publication number: 20170265275Abstract: An automatic light adjusting method applied to a camera having at least one image capturing unit and a plurality of lighting units includes driving the plurality of lighting units to output maximal illumination, driving the at least one image capturing unit to acquire a first image by a first exposure duration, calculating a plurality of first light intensity of a plurality of regions on the first image, comparing the plurality of first light intensity with a predetermined range, and determining whether to set a first ratio about the plurality of first light intensity as a lighting limitation ratio of the plurality of lighting units according to a comparison result.Type: ApplicationFiled: March 1, 2017Publication date: September 14, 2017Inventor: Li-Shan Shih
-
Patent number: 9749545Abstract: A light compensating system in accordance with this invention comprises a plurality of light emitting devices, an image capturing device, and a processing device. The processing device is respectively coupled to the plurality of light emitting devices and the image capturing device. Each light emitting device is used for emitting light to illuminate a certain area in space. The image capturing device is used for capturing a first image, which can be defined as a plurality of image blocks. Each image block is affected by the light from at least one corresponding light emitting device. The processing device is used for analyzing a brightness value of at least one of the plurality image block and adjusting at least one light emitting device corresponding to the analyzed image block based on the brightness value.Type: GrantFiled: August 2, 2016Date of Patent: August 29, 2017Assignee: VIVOTEK INC.Inventors: Li-Shan Shih, Yi-Chuan Chen, Chih-Hung Chang, Wen-Yuan Li
-
Patent number: D801405Type: GrantFiled: September 3, 2015Date of Patent: October 31, 2017Assignee: VIVOTEK INC.Inventors: Li-Shan Shih, Chih-Chung Wang, Yi-Hsin Yeh