Patents by Inventor Kai Wen

Kai Wen 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: 20200337462
    Abstract: A slide rail assembly includes a first rail, a second rail, a first support rail, a second support rail, a third rail, and a third support rail. The second rail is displaceable with respect to the first rail. The first support rail is fixedly connected to a first portion of the second rail. The second support rail is movably connected to a second portion of the second rail. The third rail is fixedly connected to the second support rail. The third support rail is displaceable with respect to the third rail.
    Type: Application
    Filed: September 6, 2019
    Publication date: October 29, 2020
    Inventors: KEN-CHING CHEN, SHUN-HO YANG, KAI-WEN YOU, CHUN-CHIANG WANG
  • Patent number: 10786443
    Abstract: A method for protecting skin is provided, wherein the method comprises administering to a subject in need an effective amount of an orchid callus extract, and the extract is a polar solvent extract of a callus of orchid leaves. The method is especially for moisturizing skin, increasing skin tenderness, increasing skin abundance, increasing skin elasticity, tightening skin, reducing skin textures, delaying skin aging, assisting in increasing content of collagen, repairing skin tissues, preventing skin lesions, and/or promoting wound healing.
    Type: Grant
    Filed: April 4, 2018
    Date of Patent: September 29, 2020
    Assignee: TCI CO., LTD.
    Inventors: Yung-Hsiang Lin, Cheng-Shing Li, Kai-Wen Kan, Ciao-Ting Chen, Fu-Chen Liu
  • Patent number: 10780867
    Abstract: An automatic brake assist device for an electric two-wheeled vehicle, the electric two-wheeled vehicle includes a main control module, having: a radar sensor module, used to measure a distance from a pair of objects; a control module, connected to the radar sensor module and the main control module, when the distance is changed from greater than a first braking distance to less than the first braking distance, transmitting a first brake braking mode signal to the main control module to decelerate the electric two-wheeled vehicle; when the distance is changed from greater than a second braking distance to less than the second braking distance, transmitting a second brake braking mode signal to the main control module to decelerate the electric two-wheeled vehicle; when the distance is changed from greater than a third braking distance to less than the third braking distance, transmitting a third brake braking mode signal to the main control module to decelerate the electric two-wheeled vehicle.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: September 22, 2020
    Assignee: KUNSHAN JUNLEI ELECTRONIC CO., LTD.
    Inventors: Ji Huang, Zhen Kai Wen
  • Patent number: 10771143
    Abstract: A switching method for multiple antenna arrays is disclosed which including: turning on a number of antenna arrays of an electronic device, and obtaining multiple received powers of a beam signal; turning off the antenna array(s) other than the antenna array having the largest received power, and calculating multiple first power ratio parameters according to the received powers; calculating a first channel information of the antenna array which is turned on; calculating a first virtual channel information of each of the antenna arrays which are turned off according to the first channel information, the first power ratio parameter corresponding to each of the antenna arrays which are turned off and an angle mapping table; and selecting one of the antenna arrays to turn on according to the first channel information and all the first virtual channel information, and turning off the rest antenna array(s).
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: September 8, 2020
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Chao-Kai Wen, Zi-Hui Shen, Wan-Ting Shih
  • Patent number: 10772232
    Abstract: A bracket device is configured to mount a slide rail to a post. The bracket device includes a bracket, a hook, a locking element and an extension element. The bracket has a first engagement part. The hook is connected to the bracket and located at a close position relative to the bracket. The locking element is operatively engaged with the first engagement part of the bracket for abutting against the hook to hold the hook at the close position. The extension element is connected to the locking element. Wherein, when the locking element is operatively disengaged from the bracket, the locking element no longer abuts against the hook, and the hook is no longer held at the close position relative to the bracket.
    Type: Grant
    Filed: March 20, 2019
    Date of Patent: September 8, 2020
    Assignees: KING SLIDE WORKS CO., LTD., KING SLIDE TECHNOLOGY CO., LTD.
    Inventors: Ken-Ching Chen, Shun-Ho Yang, Kai-Wen You, Chun-Chiang Wang
  • Patent number: 10761511
    Abstract: A printing method for biochip fabrication is implemented by a printing apparatus including a platform for supporting a substrate, a pipet module, and a control module. The method includes: moving the platform in sequence to multiple positions associated with multiple to-be-printed points on the platform; moving the pipet module reciprocatively toward and away from the platform during each movement of the platform; discharging, by the pipet module, solution sample onto the respective one of the to-be-printed points to form a bio-sensing spot to form a biochip; and determining, by the control module, whether to execute a supplementary printing procedure for the biochip based on whether each bio-sensing spot satisfies a predetermined criterion.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: September 1, 2020
    Assignee: NATIONAL TAIWAN NORMAL UNIVERSITY
    Inventors: Syuan-Yi Chen, Meng-Chen Yang, Kai-Wen Chuang, Ren-Bin Lai
  • Patent number: 10736420
    Abstract: A bracket device includes a bracket, a fastening member and a resilient member. The bracket includes a longitudinal wall and at least one mounting member mounted adjacent thereto. The fastening member is longitudinally displaceable with respect to the bracket and includes a side wall and a fastening portion bent with respect to the side wall. The resilient member is for providing a resilient force to the bracket and the fastening member. The bracket is arranged with a first engaging feature, and the fastening member is arranged with a second engaging feature. When the fastening member displaces with respect to the bracket from a first position to a second position, the fastening portion is close to the at least one mounting member, and the first engaging feature is engaged with the second engaging feature, such that the fastening member is kept at the second position with respect to the bracket.
    Type: Grant
    Filed: March 13, 2019
    Date of Patent: August 11, 2020
    Assignees: KING SLIDE WORKS CO., LTD., KING SLIDE TECHNOLOGY CO., LTD.
    Inventors: Ken-Ching Chen, Shun-Ho Yang, Kai-Wen Yu, Chun-Chiang Wang
  • Patent number: 10729241
    Abstract: A slide rail assembly includes a first rail, a second rail and a mounting member. The mounting member is arranged with a third rail and a fourth rail. Wherein, the third rail is movable relative to the first rail, and the second rail is movable relative to the fourth rail.
    Type: Grant
    Filed: May 31, 2018
    Date of Patent: August 4, 2020
    Assignees: KING SLIDE WORKS CO., LTD., KING SLIDE TECHNOLOGY CO., LTD.
    Inventors: Ken-Ching Chen, Shun-Ho Yang, Kai-Wen Yu, Chun-Chiang Wang
  • Patent number: 10716398
    Abstract: A slide rail assembly comprises a first rail, an engaging member, a second rail and a locking member. The engaging member is arranged on the first rail and comprises a resilient portion. The second rail is movable relative to the first rail. The locking member is movably mounted on the second rail. When the second rail at a first position moves to a second position in a first direction relative to the first rail, the locking member locks with the resilient portion of the engaging member to prevent the second rail at the second position from moving in a second direction.
    Type: Grant
    Filed: August 26, 2019
    Date of Patent: July 21, 2020
    Assignees: KING SLIDE WORKS CO., LTD., KING SLIDE TECHNOLOGY CO., LTD.
    Inventors: Ken-Ching Chen, Shun-Ho Yang, Kai-Wen Yu, Chun-Chiang Wang
  • Publication number: 20200220593
    Abstract: A communication system and a codec method based on deep learning and known channel state information (CSI) are provided. The communication system includes: a first electronic apparatus including a known first link CSI and a CSI encoder having a deep learning function; and a second electronic apparatus including a known second link CSI and a CSI decoder having a deep learning function. The first and second link CSIs have a correlation or a similarity. The CSI encoder of the first electronic apparatus encodes or compresses the first link CSI into the first codeword, and feeds the first codeword back to the second electronic apparatus via a feedback link. The CSI decoder of the second electronic apparatus encodes or compresses the second link CSI into a second codeword, and decodes or restores the first link CSI of the first electronic apparatus based on the first codeword and the second codeword.
    Type: Application
    Filed: March 15, 2019
    Publication date: July 9, 2020
    Inventors: Chao-Kai Wen, Wan-Ting Shih, Ren-Jr Chen
  • Publication number: 20200197071
    Abstract: An ablation device including a first electrode, at least one second electrode and a guiding sleeve is provided. The guiding sleeve is sleeved outside the first electrode and the second electrode, so as to fold the second electrode. The guiding sleeve is adapted to move along an axial direction of the first electrode, so as to adjust a length of the first electrode exposed by the guiding sleeve and enable the second electrode to be released and expand in a radial direction of the first electrode.
    Type: Application
    Filed: December 24, 2018
    Publication date: June 25, 2020
    Applicant: Industrial Technology Research Institute
    Inventors: Chi-Ying Lu, Jo-Ping Lee, Hui-Hsin Lu, Ja-Der Liang, Kai-Wen Huang, Zong-Yi Hsiao
  • Publication number: 20200187644
    Abstract: A bracket mounting structure includes a bracket, a base, a connecting member, an elastic member, and a mounting member. The bracket includes a longitudinal wall. The base is arranged adjacent to the longitudinal wall and includes a first space and a second space. The connecting member is mounted in the first space and includes a first portion, a second portion, and a through hole arranged in the first portion and the second portion. At least one of the first portion and the second portion has a screw thread feature. The elastic member is received in the first space and is configured to apply an elastic force to the connecting member. The mounting member is mounted in the second space.
    Type: Application
    Filed: May 23, 2019
    Publication date: June 18, 2020
    Inventors: KEN-CHING CHEN, SHUN-HO YANG, KAI-WEN YOU, CHUN-CHIANG WANG
  • Publication number: 20200186041
    Abstract: An output current calibration is disclosed to increase the accuracy and precision of the constant-current mode for a flyback converter.
    Type: Application
    Filed: December 10, 2018
    Publication date: June 11, 2020
    Inventors: Kai-Wen Chin, Jianming Yao, David Nguyen, Tao Li
  • Patent number: 10674821
    Abstract: A slide rail assembly includes a first rail, a second rail, a mounting member, a third rail and a fourth rail. The mounting member includes a first part, a second part and a third part. The first and second parts are connected to the third parts and are respectively extended along different directions. The mounting member has a first side and a second side. The third rail is connected to the first part of the mounting member and located at the first side of the mounting member. The third rail is movable relative to the first rail. The fourth rail is connected to the second part of the mounting member and located at the second side of the mounting member. The second rail is movable relative to the fourth rail.
    Type: Grant
    Filed: June 4, 2018
    Date of Patent: June 9, 2020
    Assignees: King Slide Works Co., Ltd, King Slide Technology Co., Ltd
    Inventors: Ken-Ching Chen, Shun-Ho Yang, Kai-Wen Yu, Chun-Chiang Wang
  • Patent number: 10666150
    Abstract: An output current calibration is disclosed to increase the accuracy and precision of the constant-current mode for a flyback converter.
    Type: Grant
    Filed: December 10, 2018
    Date of Patent: May 26, 2020
    Assignee: DIALOG SEMICONDUCTOR INC.
    Inventors: Kai-Wen Chin, Jianming Yao, David Nguyen, Tao Li
  • Publication number: 20200146446
    Abstract: A bracket device includes a bracket, a fastening member and a resilient member. The bracket includes a longitudinal wall and at least one mounting member mounted adjacent thereto. The fastening member is longitudinally displaceable with respect to the bracket and includes a side wall and a fastening portion bent with respect to the side wall. The resilient member is for providing a resilient force to the bracket and the fastening member. The bracket is arranged with a first engaging feature, and the fastening member is arranged with a second engaging feature. When the fastening member displaces with respect to the bracket from a first position to a second position, the fastening portion is close to the at least one mounting member, and the first engaging feature is engaged with the second engaging feature, such that the fastening member is kept at the second position with respect to the bracket.
    Type: Application
    Filed: March 13, 2019
    Publication date: May 14, 2020
    Inventors: Ken-Ching Chen, Shun-Ho Yang, Kai-Wen Yu, Chun-Chiang Wang
  • Patent number: 10630168
    Abstract: A critical conduction mode (CRM) bridgeless PFC system includes a PFC converter connected to an Alternating Current (AC) source, a zero-current detection (ZCD) circuit for detecting a zero-current state of the PFC converter, a zero-voltage switching (ZVS) detection circuit, and a processor. Voltage divider circuits receive a first voltage and a supply voltage from the PFC converter and the AC source. The ZCD circuit receives divided voltages generated by the voltage divider circuits and generates a ZCD signal. The ZCD signal is used by the ZVS detection circuit to generate a ZVS flag, which is used by the processor to control switching of first through fourth transistors of the PFC converter.
    Type: Grant
    Filed: June 11, 2019
    Date of Patent: April 21, 2020
    Assignee: NXP USA, Inc.
    Inventors: Lingling Wang, Wanfu Ye, Kai-wen Cheng
  • Patent number: 10630477
    Abstract: Threshold distributed elliptic curve key generation and signature system and method are disclosed where nodes can generate their own key pairs without the participation of a trust center, each node can process its own key pair according to a secret sharing protocol, complete conversion of the (n, n) threshold to the (t, n) threshold, after determining t signature node, generates a (t, t) threshold private key according to a threshold logic, complete mapping of ptki to ptki?, and according to a signature logic, use ptki? to complete the communication and calculation in the signature protocol, store the relevant calculation results, and complete an overall signature.
    Type: Grant
    Filed: July 26, 2019
    Date of Patent: April 21, 2020
    Assignee: Blue Helix
    Inventors: Jianhua Ju, Kai Wen, Kailiang Jiang, Yuqi Lin
  • Publication number: 20200113878
    Abstract: The present invention provides novel pyrazolo[4,3-c]quinoline derivatives exhibiting specifically inhibition activity to microbiota ?-glucuronidase, whereby providing potent activities to prevent chemotherapy-induced diarrhea (CID) of cancers. Therefore, the compounds of the present invention can be used as (1) chemotherapy-adjuvant to prevent chemotherapy-induced diarrhea (CID) and enhance chemotherapeutic efficiency of cancers; (2) health-food supplement to prevent the carcinogens induced colon carcinoma.
    Type: Application
    Filed: December 12, 2019
    Publication date: April 16, 2020
    Inventors: Yeh-Long Chen, Tian-Lu Cheng, Cherng-Chyi Tzeng, Chih-Hua Tseng, Ta-Chun Cheng, Kai-Wen Cheng, Wei-Fen Luo
  • Patent number: 10617208
    Abstract: A slide rail assembly includes a first rail, a second rail, a third rail, a synchronization member and a fastening member. The third rail is movably mounted between the first and second rails. The synchronization member and the fastening member are movably mounted to the third rail. The synchronization member is configured to engage with the second rail, such that the second and third rails can be synchronously moved relative to the first rail along an opening direction. When the second and third rails are moved to a first predetermined position, the synchronization member is disengaged from the second rail. When the third rail is moved from the first predetermined position to a second predetermined position along the opening direction, the third rail is fastened to the first rail by the fastening member to prevent the third rail from being moved relative to the first rail along a retracted direction.
    Type: Grant
    Filed: October 16, 2017
    Date of Patent: April 14, 2020
    Assignees: KING SLIDE WORKS CO., LTD., KING SLIDE TECHNOLOGY CO., LTD.
    Inventors: Ken-Ching Chen, Shun-Ho Yang, Kai-Wen Yu, Chun-Chiang Wang