Patents by Inventor Wen-Ching Liao

Wen-Ching Liao 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: 20240036455
    Abstract: An automatic document feeder includes a horizontal feeding path, a curve feeding path, a scanning unit arranged in the horizontal feeding path, a motor, a movable document guider, an actuator, a feeding roller arranged in the horizontal feeding path, and a transmission structure. One end of the curve feeding path is connected with a common document inlet, the other end of the curve feeding path is connected with a middle of the horizontal feeding path. A gentle bending corner is formed at a junction area between the curve feeding path and the horizontal feeding path. The motor outputs a forward torque or a converse torque. The movable document guider is rotatably positioned near the gentle bending corner. The actuator is rotatably positioned near the gentle bending corner. The transmission structure is connected among the motor, the feeding roller and the actuator.
    Type: Application
    Filed: May 23, 2023
    Publication date: February 1, 2024
    Inventors: Ming Wei Lin, Wen Ching Liao, Wei Pin Hsieh
  • Patent number: 11508149
    Abstract: An operating method with goods information is applicable to an electronic device. The operation method includes: obtaining image information associated with one or more goods objects on a target electronic shelf among a plurality of electronic shelves in a network; and performing first communicating with a server for controlling the electronic shelves in the network according to either or both of the image information and feature information associated with the one or more goods objects, wherein feature information is extracted from the image information and the first communicating includes wirelessly transmitting either or both of the image information and the feature information associated with the one or more goods objects to the server.
    Type: Grant
    Filed: June 3, 2020
    Date of Patent: November 22, 2022
    Assignee: Novatek Microelectronics Corp.
    Inventors: Wen-Ching Liao, Chao-Chi Yang, Wei-Te Hu, Chi-Yuan Lai, Kuan-Liang Kuo
  • Publication number: 20220162024
    Abstract: A paper separation structure arranged in an office machine, comprising: a separating roller set having a separating roller and a shaft, and a pick roller arranged to correspond to the separating roller set and contacted with the separating roller set, wherein the separating roller has a roller frame, a shaft hole is formed in the roller frame for accommodating the shaft, and a rubber layer connected with the pick roller, the shaft hole has a narrow inner diameter at a middle of the shaft hole and a wide inner diameter at opposite ends of the shaft hole to form two swing spaces between the middle of the shaft hole and opposite ends of the shaft hole, the roller frame and the rubber layer are swung about a joint between the middle of the shaft hole and the shaft.
    Type: Application
    Filed: April 9, 2021
    Publication date: May 26, 2022
    Inventors: Feng Hsueh Yang, Wen Ching Liao
  • Patent number: 11312590
    Abstract: An auto-adjusting separation mechanism, comprising: a bracket with at least one side arm, a sensor module arranged on the side arm, a rotary shaft arranged at the front end of the bracket; a separation roller set pivotally arranged on the rotary shaft, a sensor wheel arranged to couple with the sensor module, and a torque limiter arranged at the front end of the bracket; wherein, by monitoring the rotation of the sensor wheel with the sensor module, the separating force of the separation roller set is adjustable via a microcontrollers which is capable to adjust the transmission gear set.
    Type: Grant
    Filed: May 15, 2020
    Date of Patent: April 26, 2022
    Assignee: Foxlink Image Technology Co., Ltd.
    Inventor: Wen Ching Liao
  • Publication number: 20210261364
    Abstract: An auto-adjusting separation mechanism, comprising: a bracket with at least one side arm, a sensor module arranged on the side arm, a rotary shaft arranged at the front end of the bracket; a separation roller set pivotally arranged on the rotary shaft, a sensor wheel arranged to couple with the sensor module, and a torque limiter arranged at the front end of the bracket; wherein, by monitoring the rotation of the sensor wheel with the sensor module, the separating force of the separation roller set is adjustable via a microcontrollers which is capable to adjust the transmission gear set.
    Type: Application
    Filed: May 15, 2020
    Publication date: August 26, 2021
    Inventor: Wen Ching Liao
  • Publication number: 20210261365
    Abstract: A paper separation mechanism, comprising a separation roller assembly having a separation roller, a torque limiter connected to the separation roller, and a separation gear arranged between the separation roller and the torque limiter; a transmission gear assembly having a first transmission gear which is able to mesh or separate with the separation gear, a second transmission gear meshed with the first transmission gear, and a connecting part connected the first transmission gear and the second transmission gear; and a motor connected to the transmission gear assembly for applying forward or reverse torque; wherein when the motor is applying the forward torque, the connecting part rotates forward to mesh the first transmission gear with the separation gear; and when the motor is applying the reverse torque, the connecting part rotates reverse to separate the first transmission gear with the separation gear.
    Type: Application
    Filed: September 10, 2020
    Publication date: August 26, 2021
    Inventor: Wen Ching Liao
  • Publication number: 20210078812
    Abstract: A driving force adjusting pick-up device, includes: a transmitting path; a pick roller disposed in the transmitting path for transmitting papers; an actuating unit connected with the pick roller to adjust the normal force applied to the paper; a separating unit disposed in the transmitting path and located downstream to the pick roller; and a driving force measuring unit which includes a first speed measuring roller disposed upstream to the separating unit and a second speed measuring roller disposed downstream to the separating unit for measuring transmitting speed of the paper upstream and downstream to the separating unit; wherein the driving force measuring unit evaluates the driving force applied to the paper by comparing transmitting speed of the paper upstream and downstream to the separating unit.
    Type: Application
    Filed: February 5, 2020
    Publication date: March 18, 2021
    Inventor: Wen Ching Liao
  • Publication number: 20210051356
    Abstract: A program recommendation method applicable to a television is provided. The program recommendation method includes the steps of obtaining information of a user's current watching behavior regarding the program genres in the current time interval of the time intervals for the current time; obtaining information of the user's past personal preference regarding the program genres in one of the time intervals corresponding to the current time interval for the past time; analyzing information of the user's current personal preference regarding the program genres in the current time interval of the time intervals for the current time according to the information of the user's current watching behavior and the information of the user's past personal preference; and generating, and providing one or more recommendations of programs available in the current time interval of the time intervals to the user according to the information of the user's current personal preference.
    Type: Application
    Filed: August 15, 2019
    Publication date: February 18, 2021
    Applicant: Novatek Microelectronics Corp.
    Inventors: Chao-Chi Yang, Wen-Ching Liao, Wei-Te Hu, Chi-Yuan Lai
  • Publication number: 20200387710
    Abstract: An operating method with goods information is applicable to an electronic device. The operation method includes: obtaining image information associated with one or more goods objects on a target electronic shelf among a plurality of electronic shelves in a network; and performing first communicating with a server for controlling the electronic shelves in the network according to either or both of the image information and feature information associated with the one or more goods objects, wherein feature information is extracted from the image information and the first communicating includes wirelessly transmitting either or both of the image information and the feature information associated with the one or more goods objects to the server.
    Type: Application
    Filed: June 3, 2020
    Publication date: December 10, 2020
    Applicant: Novatek Microelectronics Corp.
    Inventors: Wen-Ching Liao, Chao-Chi Yang, Wei-Te Hu, Chi-Yuan Lai, Kuan-Liang Kuo
  • Patent number: 10605540
    Abstract: A vapor chamber includes a first panel defining an evaporation region, a thermal insulation region and a condensation region, a second panel joined to the first panel to define an enclosed accommodation space therebetween, a capillary material disposed in the accommodation space, and a working fluid. The first panel has a plurality of first bumps disposed within the accommodation space and distributed in the evaporation region, the thermal insulation region and the condensation region and abutted against the capillary material. The capillary material has a hollow portion located in the thermal insulation region to expose a part of the first bumps. The second panel has a plurality of second bumps abutted against the first bumps in the hollow portion.
    Type: Grant
    Filed: August 14, 2018
    Date of Patent: March 31, 2020
    Assignee: TAI-SOL ELECTRONICS CO., LTD.
    Inventors: Chuan-Chi Tseng, Wen-Ching Liao, Ming-Quan Cui
  • Publication number: 20200003498
    Abstract: A vapor chamber includes a first panel defining an evaporation region, a thermal insulation region and a condensation region, a second panel joined to the first panel to define an enclosed accommodation space therebetween, a capillary material disposed in the accommodation space, and a working fluid. The first panel has a plurality of first bumps disposed within the accommodation space and distributed in the evaporation region, the thermal insulation region and the condensation region and abutted against the capillary material. The capillary material has a hollow portion located in the thermal insulation region to expose a part of the first bumps. The second panel has a plurality of second bumps abutted against the first bumps in the hollow portion.
    Type: Application
    Filed: August 14, 2018
    Publication date: January 2, 2020
    Inventors: Chuan-Chi TSENG, Wen-Ching LIAO, Ming-Quan CUI
  • Publication number: 20190339021
    Abstract: A joint vapor chamber assembly with vapor chambers connected by an extension wick layer is provided. The vapor chambers each have therein a closed space being a vacuum and filled with a working liquid. The joint vapor chamber assembly includes: a base having a first recess, second recess, liquid flow channel and gaseous flow channel in communication with each other; an upper lid coupled to the base to jointly form the closed space, the closed space including the first and second recesses, liquid and gaseous flow channels; a wick structure disposed in the closed space and facing the first and second recesses; an extension wick layer filling the liquid flow channel partially to prevent any gas from entering the first and second recesses via the liquid flow channel. Two ends of the extension wick layer extend from the liquid flow channel to come into contact with the wick structure.
    Type: Application
    Filed: August 1, 2018
    Publication date: November 7, 2019
    Inventors: Chuan-Chi TSENG, Wen-Ching LIAO, Ming-Quan CUI
  • Publication number: 20190339020
    Abstract: A loop vapor chamber conducive to separation of liquid and gas includes a base, an upper lid, a wick structure and a working fluid. The base includes a first recess, a second recess, a first extension channel and a second extension channel. The first recess and the second recess are in communication with each other through the first extension channel and the second extension channel. The upper lid is coupled to the base. The first recess, the second recess, the first extension channel and the second extension channel together form a closed space. The wick structure is disposed in the closed space and thus corresponds in position to the first recess, the second recess and the first extension channel.
    Type: Application
    Filed: July 23, 2018
    Publication date: November 7, 2019
    Inventors: Chuan-Chi TSENG, Wen-Ching LIAO, Ming-Quan CUI
  • Publication number: 20190339022
    Abstract: A loop vapor chamber includes: a base board having therein a space; a lid for covering the base board and sealing the space to form therein an evaporation chamber, vapor channel, condensation channel and liquid channel, the vapor channel having an end in communication with the evaporation chamber and another end in connection with the condensation channel, the condensation channel connecting to the liquid channel, and the liquid channel connecting to the evaporation chamber; a wick disposed in the evaporation chamber without occupying the evaporation chamber fully such that an evaporation space is defined in the evaporation chamber, the evaporation space being in communication with the vapor channel, wherein a portion of the wick corresponds in position to one end of the liquid channel; a space partition element disposed in the evaporation chamber to separate the evaporation space and liquid channel; and a working fluid filling the evaporation chamber.
    Type: Application
    Filed: August 1, 2018
    Publication date: November 7, 2019
    Inventors: Chuan-Chi TSENG, Wen-Ching LIAO, Ming-Quan CUI
  • Patent number: 10469691
    Abstract: The present invention is related to a scanning device for scanning documents, comprises a flat-bed scanning glass; a contact image sensor arranged above the flat-bed scanning glass separately to form a scanning path therebetween, a bottom surface of the contact image sensor being arranged with a protecting glass, a middle area of the protecting glass being configured as a scanning area, and a chamfer being arranged at the bottom surface of the protecting glass at a downstream position relative to the scanning area. Hence the dust of documents in this invention would be stacked in the chamfer during the scanning process temporarily and then be wiped away by the document itself, so as to assure the dust would not be stacked in the scanning area. The scanning device in this invention is capable to maintain the scanning quality without clearing the dust even after scanned a massive quantity of documents.
    Type: Grant
    Filed: October 3, 2018
    Date of Patent: November 5, 2019
    Assignee: FOXLINK IMAGE TECHNOLOGY CO., LTD.
    Inventors: Tsung Ching Chou, Wen Ching Liao
  • Patent number: 10464771
    Abstract: A scanning device includes at least one motor, an input tray, a pickup roller, a separation roller module, an ultrasonic sensor, a scanning module, a path switcher and a controller. The pickup roller is connected with the at least one motor. The separation roller module is connected with the at least one motor. The ultrasonic sensor includes an ultrasonic emitter and an ultrasonic receiver. The ultrasonic sensor is used for sensing that a single paper or multiple papers are fed in. The scanning module is used for scanning a plurality of papers. The path switcher is connected with the at least one motor. The at least one motor is capable of driving the path switcher to be switched to a first position and a second position. The controller is connected with the at least one motor and the ultrasonic sensor.
    Type: Grant
    Filed: November 8, 2018
    Date of Patent: November 5, 2019
    Assignee: FOXLINK IMAGE TECHNOLOGY CO., LTD.
    Inventors: Wen Ching Liao, Chi Wen Chen
  • Publication number: 20190335619
    Abstract: A loop heat transfer device has therein an enclosed space being vacuum and filled with a working fluid. The loop heat transfer device includes a base, a partition wall, an upper lid, and a capillarity structure. The base includes a first chamber, a second chamber and an extension groove. The extension groove extends from the first chamber to the second chamber. The partition wall connects to the base and partitions the extension groove into a capillarity channel and an airstream channel. The upper lid connects to the base and the partition wall. The enclosed space includes the first chamber, the second chamber and the extension groove. The capillarity structure is disposed in the first chamber, the second chamber and the capillarity channel.
    Type: Application
    Filed: July 31, 2018
    Publication date: October 31, 2019
    Inventors: Chuan-Chi TSENG, Wen-Ching LIAO, Ming-Quan CUI
  • Patent number: 10392210
    Abstract: A transmission device includes a driving motor, a separation roller module, a correction roller module, a discharging roller module, a first clutch, a second clutch, a third clutch and a plurality of sensors which are mounted to an automatic sheet feeder. The first clutch is disposed between the driving motor and the separation roller module. The second clutch is disposed between the driving motor and the correction roller module. The third clutch is disposed between the driving motor and the discharging roller module. The plurality of the sensors sense signal variations at the time of a leading end or a tail end of each of the documents passing through the plurality of the sensors, and the plurality of the sensors transmit the signal variations to the first clutch, the second clutch and the third clutch.
    Type: Grant
    Filed: July 24, 2018
    Date of Patent: August 27, 2019
    Assignee: Foxlink Image Technology Co., Ltd.
    Inventors: Ping Chi Kuo, Pei Chun Lu, Wen Ching Liao
  • Publication number: 20190208071
    Abstract: The present invention is related to a scanning device for scanning documents, comprises a flat-bed scanning glass; a contact image sensor arranged above the flat-bed scanning glass separately to form a scanning path therebetween, a bottom surface of the contact image sensor being arranged with a protecting glass, a middle area of the protecting glass being configured as a scanning area, and a chamfer being arranged at the bottom surface of the protecting glass at a downstream position relative to the scanning area. Hence the dust of documents in this invention would be stacked in the chamfer during the scanning process temporarily and then be wiped away by the document itself, so as to assure the dust would not be stacked in the scanning area. The scanning device in this invention is capable to maintain the scanning quality without clearing the dust even after scanned a massive quantity of documents.
    Type: Application
    Filed: October 3, 2018
    Publication date: July 4, 2019
    Inventors: Tsung Ching Chou, Wen Ching Liao
  • Publication number: 20190185284
    Abstract: A scanning device includes at least one motor, an input tray, a pickup roller, a separation roller module, an ultrasonic sensor, a scanning module, a path switcher and a controller. The pickup roller is connected with the at least one motor. The separation roller module is connected with the at least one motor. The ultrasonic sensor includes an ultrasonic emitter and an ultrasonic receiver. The ultrasonic sensor is used for sensing that a single paper or multiple papers are fed in. The scanning module is used for scanning a plurality of papers. The path switcher is connected with the at least one motor. The at least one motor is capable of driving the path switcher to be switched to a first position and a second position. The controller is connected with the at least one motor and the ultrasonic sensor.
    Type: Application
    Filed: November 8, 2018
    Publication date: June 20, 2019
    Inventors: Wen Ching Liao, Chi Wen Chen