Patents by Inventor Yu-Nan Lin

Yu-Nan Lin 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: 11736319
    Abstract: A wireless communication device for a transmission end of a wireless communication system is provided. The wireless communication device includes a wireless analog transmission unit, for transmitting a data packet on a data transmission channel; and a packet generating unit, for generating the data packet and at least one protection packet; wherein before transmitting the data packet on the data transmission channel, the wireless communication device transmits the at least one protection packet on at least one adjacent channel of the data transmission channel to indicate to at least one user of the at least one adjacent channel to stop using the at least one adjacent channel before transmission of the data packet is completed, and at least one frequency band of the at least one adjacent channel overlaps a frequency band of the data transmission channel.
    Type: Grant
    Filed: May 6, 2021
    Date of Patent: August 22, 2023
    Assignee: Realtek Semiconductor Corp.
    Inventors: Shen-Chung Lee, Wei-Hsuan Chang, Wen-Yung Lee, Yu-Nan Lin, Chih-Heng Tsai, Tzu-Hao Tai
  • Patent number: 11589391
    Abstract: A communication device includes a radio transceiver and a collision detection device. The radio transceiver is configured to receive a wireless signal which includes an acknowledgment packet from a wireless communication channel. The acknowledgment packet includes acknowledgment information which corresponds to a plurality of transmitted packets. The collision detection device is coupled to the radio transceiver and configured to receive the acknowledgment packet, determine whether collision has occurred in the wireless communication channel according to the acknowledgment information corresponding to the transmitted packets and accordingly generate a detection result. The collision detection device determines whether collision has occurred according to a distribution of the acknowledgment information having a predetermined acknowledgment status.
    Type: Grant
    Filed: November 8, 2021
    Date of Patent: February 21, 2023
    Assignee: Realtek Semiconductor Corp.
    Inventors: Wei-Chi Lai, Wei-Hsuan Chang, Yu-Nan Lin
  • Publication number: 20220272756
    Abstract: A communication device includes a radio transceiver and a collision detection device. The radio transceiver is configured to receive a wireless signal which includes an acknowledgment packet from a wireless communication channel. The acknowledgment packet includes acknowledgment information which corresponds to a plurality of transmitted packets. The collision detection device is coupled to the radio transceiver and configured to receive the acknowledgment packet, determine whether collision has occurred in the wireless communication channel according to the acknowledgment information corresponding to the transmitted packets and accordingly generate a detection result. The collision detection device determines whether collision has occurred according to a distribution of the acknowledgment information having a predetermined acknowledgment status.
    Type: Application
    Filed: November 8, 2021
    Publication date: August 25, 2022
    Applicant: Realtek Semiconductor Corp.
    Inventors: Wei-Chi Lai, Wei-Hsuan Chang, Yu-Nan Lin
  • Publication number: 20220166651
    Abstract: A wireless communication device for a transmission end of a wireless communication system is provided. The wireless communication device includes a wireless analog transmission unit, for transmitting a data packet on a data transmission channel; and a packet generating unit, for generating the data packet and at least one protection packet; wherein before transmitting the data packet on the data transmission channel, the wireless communication device transmits the at least one protection packet on at least one adjacent channel of the data transmission channel to indicate to at least one user of the at least one adjacent channel to stop using the at least one adjacent channel before transmission of the data packet is completed, and at least one frequency band of the at least one adjacent channel overlaps a frequency band of the data transmission channel.
    Type: Application
    Filed: May 6, 2021
    Publication date: May 26, 2022
    Inventors: Shen-Chung Lee, Wei-Hsuan Chang, Wen-Yung Lee, Yu-Nan Lin, Chih-Heng Tsai, Tzu-Hao Tai
  • Patent number: 11197201
    Abstract: This invention discloses a method for controlling a wireless communication device to reduce the number of retry times of data packets during transmission. The method includes steps of: using a first packet length to generate and transmit data packets; counting retry times of data packets in a predetermined time period and generating a result accordingly; and using a second packet length smaller than said first packet length to generate and transmit data packets when said result is greater than a predetermined value.
    Type: Grant
    Filed: January 7, 2020
    Date of Patent: December 7, 2021
    Assignee: REALTEK SEMICONDUCTOR CORPORATION
    Inventors: Yu-Nan Lin, Wei-Chi Lai, Shen-Chung Lee, Chung-Yao Chang, Wei-Hsuan Chang
  • Patent number: 11121931
    Abstract: A method and apparatus for performing dynamic statistical period adjustment regarding rate adaption (RA) are provided. The method includes: collecting respective transmission results of multiple data packets to perform parallel processing, where the parallel processing includes statistical period control and RA control. The statistical period control includes: determining whether a first loop index reaches a monitored period threshold; performing first transmitting (TX) information statistics; calculating variance of TX information statistics results; and selectively adjusting a statistical period threshold. The RA control includes: determining whether a second loop index reaches the statistical period threshold; performing second TX information statistics; and performing the RA. The statistical period control may dynamically adjust the statistical period of the RA control, to enhance transmission efficiency of the wireless communications device.
    Type: Grant
    Filed: August 4, 2020
    Date of Patent: September 14, 2021
    Assignee: Realtek Semiconductor Corp.
    Inventors: Wei-Chi Lai, Wei-Hsuan Chang, Yu-Nan Lin
  • Publication number: 20210258228
    Abstract: A method and apparatus for performing dynamic statistical period adjustment regarding rate adaption (RA) are provided. The method includes: collecting respective transmission results of multiple data packets to perform parallel processing, where the parallel processing includes statistical period control and RA control. The statistical period control includes: determining whether a first loop index reaches a monitored period threshold; performing first transmitting (TX) information statistics; calculating variance of TX information statistics results; and selectively adjusting a statistical period threshold. The RA control includes: determining whether a second loop index reaches the statistical period threshold; performing second TX information statistics; and performing the RA. The statistical period control may dynamically adjust the statistical period of the RA control, to enhance transmission efficiency of the wireless communications device.
    Type: Application
    Filed: August 4, 2020
    Publication date: August 19, 2021
    Inventors: Wei-Chi Lai, Wei-Hsuan Chang, Yu-Nan Lin
  • Publication number: 20200145883
    Abstract: This invention discloses a method for controlling a wireless communication device to reduce the number of retry times of data packets during transmission. The method includes steps of: using a first packet length to generate and transmit data packets; counting retry times of data packets in a predetermined time period and generating a result accordingly; and using a second packet length smaller than said first packet length to generate and transmit data packets when said result is greater than a predetermined value.
    Type: Application
    Filed: January 7, 2020
    Publication date: May 7, 2020
    Inventors: YU-NAN LIN, WEI-CHI LAI, SHEN-CHUNG LEE, CHUNG-YAO CHANG, WEI-HSUAN CHANG
  • Patent number: 10595232
    Abstract: This invention discloses a method for controlling a wireless communication device to transmit data packets. The method includes steps of: transmitting data packets; counting retry times of data packets in a predetermined time period and generating a result accordingly; comparing said result with a predetermined value and generating a comparison result accordingly; and reducing transmission time of data packets according to said comparison result.
    Type: Grant
    Filed: June 7, 2017
    Date of Patent: March 17, 2020
    Assignee: REALTEK SEMICONDUCTOR CORPORATION
    Inventors: Yu-Nan Lin, Wei-Chi Lai, Shen-Chung Lee, Chung-Yao Chang, Wei-Hsuan Chang
  • Patent number: 10345868
    Abstract: A hinge structure including an axis body, a torque member, and a pressing assembly is provided. The axis body includes a contact surface. The torque member leans against the contact surface of the axis body. The torque member and the axis body are rotatable relatively around a central axis of the axis body. The contact surface pushes the torque member to move around the central axis of the axis body when the torque member and the axis body rotate relatively. The pressing assembly provides a pushing force to the torque member to push the torque member to push towards the contact surface. A plurality of electronic devices having the hinge structure are further provided.
    Type: Grant
    Filed: August 18, 2017
    Date of Patent: July 9, 2019
    Assignee: Acer Incorporated
    Inventors: Yu-Chin Huang, Yu-Nan Lin, Wen-Neng Liao
  • Patent number: 10313981
    Abstract: The present invention discloses a gain adjustment method for wireless communication. This method is carried out by a wireless transceiver, and an embodiment of the method comprises the following steps: obtaining at least one transceiving parameter of a wireless connection partner; determining an adaptive power gain according to the at least one transceiving parameter; having an idle power gain of a radio-frequency circuit of the wireless transceiver be the adaptive power gain for a period of time, or having the idle power gain of the radio-frequency circuit be the adaptive power gain until packet transmission operation or packet reception operation takes place within the period of time; and if none of the packet transmission operation and the packet reception operation takes place within the period of time, having the idle power gain of the radio-frequency circuit be an initial power gain right after the period of time.
    Type: Grant
    Filed: April 2, 2018
    Date of Patent: June 4, 2019
    Assignee: REALTEK SEMICONDUCTOR CORP.
    Inventors: Wei-Hsuan Chang, Shen-Chung Lee, Chi-Fang Chang, Yu-Nan Lin
  • Publication number: 20180324709
    Abstract: The present invention discloses a gain adjustment method for wireless communication. This method is carried out by a wireless transceiver, and an embodiment of the method comprises the following steps: obtaining at least one transceiving parameter of a wireless connection partner; determining an adaptive power gain according to the at least one transceiving parameter; having an idle power gain of a radio-frequency circuit of the wireless transceiver be the adaptive power gain for a period of time, or having the idle power gain of the radio-frequency circuit be the adaptive power gain until packet transmission operation or packet reception operation takes place within the period of time; and if none of the packet transmission operation and the packet reception operation takes place within the period of time, having the idle power gain of the radio-frequency circuit be an initial power gain right after the period of time.
    Type: Application
    Filed: April 2, 2018
    Publication date: November 8, 2018
    Inventors: WEI-HSUAN CHANG, SHEN-CHUNG LEE, CHI-FANG CHANG, YU-NAN LIN
  • Publication number: 20180284847
    Abstract: A hinge structure including an axis body, a torque member, and a pressing assembly is provided. The axis body includes a contact surface. The torque member leans against the contact surface of the axis body. The torque member and the axis body are rotatable relatively around a central axis of the axis body. The contact surface pushes the torque member to move around the central axis of the axis body when the torque member and the axis body rotate relatively. The pressing assembly provides a pushing force to the torque member to push the torque member to push towards the contact surface. A plurality of electronic devices having the hinge structure are further provided.
    Type: Application
    Filed: August 18, 2017
    Publication date: October 4, 2018
    Applicant: Acer Incorporated
    Inventors: Yu-Chin Huang, Yu-Nan Lin, Wen-Neng Liao
  • Publication number: 20180268378
    Abstract: A system for evaluating all functions of a mobile phone to benefit recycling purposes includes a robotic arm assembly, a camera test device, a touch test device, and a 3D Touch test device. The camera test device has a backlight screen and a target picture. The touch test device has at least one first stylus for applying input to a touch screen of a mobile phone. The 3D Touch test device has at least one second stylus for applying strong presses to the touch screen of the mobile phone. The robotic arm assembly can also move the mobile phone to enable image-capturing. A method for functionality-testing is also provided.
    Type: Application
    Filed: September 6, 2017
    Publication date: September 20, 2018
    Inventors: EDDY LIU, YU-NAN LIN, WEI-DA YANG, PO-LIN SU, GUO-WEI LIU, QING WANG, JIE-PENG KANG, XIAO-JUN JIANG
  • Patent number: 10022869
    Abstract: A robot control system on a platform which can carry target objects employs a coordinate system including X, Y, and Z axes. A plane including the X and Y axis is parallel with a panel including the platform. After the coordinate system is created, a reminder is displayed and a guiding tool is placed in a position on the platform where the target objects are located, and a fastening tool for use with the guiding tool is arranged on hand of the robot. A location of the fastening tool relative to the guiding tool is adjusted according to a predefined rule. When the location of the fastening tool relative to the guiding tool is correctly adjusted, a position of the end effect of the robot is determined according to the location of the fastening tool and the relevant coordinates are stored as data.
    Type: Grant
    Filed: April 28, 2016
    Date of Patent: July 17, 2018
    Assignees: HONGFUJIN PRECISION ELECTRONICS (ZHENGZHOU), HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Yu-Ching Liu, Hsi-Che Chang, Yu-Nan Lin, Wei-Da Yang, Po-Lin Su, Li Chen, Yue-Kai Cao, Bo Ning, Guang-Chen Liang, Jiang-Tao Zheng
  • Patent number: 9933815
    Abstract: An electronic device includes a display module, a movable member, a base, and a biasing element. The display module has a housing and a guiding member fixed thereto. The guiding member has an angled surface, and the housing has an opening. The movable member is disposed in the display module and has a through hole. The biasing element is disposed in the through hole and adjacent to the angled surface. The base has a main body and a connecting member, wherein the connecting member is connected to the main body and detachably connected to the display module. When the connecting member is inserted into the display module through the opening along a first direction, the connecting member pushes the movable member to move along a second direction with respect to the housing, and the movable member forces the biasing element to contact the connecting member.
    Type: Grant
    Filed: April 10, 2017
    Date of Patent: April 3, 2018
    Assignee: ACER INCORPORATED
    Inventors: Yu-Chin Huang, Chien-Yun Hsu, Po-Yi Lee, Yu-Nan Lin, Huei-Ting Chuang
  • Publication number: 20170344054
    Abstract: An electronic device includes a display module, a movable member, a base, and a biasing element. The display module has a housing and a guiding member fixed thereto. The guiding member has an angled surface, and the housing has an opening. The movable member is disposed in the display module and has a through hole. The biasing element is disposed in the through hole and adjacent to the angled surface. The base has a main body and a connecting member, wherein the connecting member is connected to the main body and detachably connected to the display module. When the connecting member is inserted into the display module through the opening along a first direction, the connecting member pushes the movable member to move along a second direction with respect to the housing, and the movable member forces the biasing element to contact the connecting member.
    Type: Application
    Filed: April 10, 2017
    Publication date: November 30, 2017
    Inventors: Yu-Chin HUANG, Chien-Yun HSU, Po-Yi LEE, Yu-Nan LIN, Huei-Ting CHUANG
  • Publication number: 20170272980
    Abstract: This invention discloses a method for controlling a wireless communication device to transmit data packets. The method includes steps of: transmitting data packets; counting retry times of data packets in a predetermined time period and generating a result accordingly; comparing said result with a predetermined value and generating a comparison result accordingly; and reducing transmission time of data packets according to said comparison result.
    Type: Application
    Filed: June 7, 2017
    Publication date: September 21, 2017
    Inventors: YU-NAN LIN, WEI-CHI LAI, SHEN-CHUNG LEE, CHUNG-YAO CHANG, WEI-HSUAN CHANG
  • Publication number: 20170197309
    Abstract: A robot control system on a platform which can carry target objects employs a coordinate system including X, Y, and Z axes. A plane including the X and Y axis is parallel with a panel including the platform. After the coordinate system is created, a reminder is displayed and a guiding tool is placed in a position on the platform where the target objects are located, and a fastening tool for use with the guiding tool is arranged on hand of the robot. A location of the fastening tool relative to the guiding tool is adjusted according to a predefined rule. When the location of the fastening tool relative to the guiding tool is correctly adjusted, a position of the end effect of the robot is determined according to the location of the fastening tool and the relevant coordinates are stored as data.
    Type: Application
    Filed: April 28, 2016
    Publication date: July 13, 2017
    Inventors: YU-CHING LIU, HSI-CHE CHANG, YU-NAN LIN, WEI-DA YANG, PO-LIN SU, LI CHEN, YUE-KAI CAO, BO NING, GUANG-CHEN LIANG, JIANG-TAO ZHENG
  • Publication number: 20170122018
    Abstract: A hinge including a first bracket, a second bracket, a shaft, a fixing element and a position limiting ring is provided. The first bracket includes a first hole and a protrusion protruding from edge of the first hole toward inside of the first hole. The second bracket includes a second hole. The shaft has a cylinder portion passing through the first hole, a fixing portion passing through the second hole, and a first position limiting structure encircling the shaft. The fixing element is disposed at ends of the cylinder portion to fix the shaft to the first bracket. The position limiting ring encircles the shaft and located between the first bracket and the first position limiting structure. The position limiting ring has a second position limiting structure and a recess, the second position limiting structure engages with the first position limiting structure, and the protrusion is located in the recess.
    Type: Application
    Filed: September 2, 2016
    Publication date: May 4, 2017
    Applicant: Acer Incorporated
    Inventors: Yu-Chin Huang, Chih-Chun Liu, Yu-Nan Lin, Hung-Jen Su