Patents by Inventor Wen Chun Tsao

Wen Chun Tsao 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: 10701074
    Abstract: An Internet-of-Things (IoT) reading device, a method of secure access using the same, and a control center apparatus are provided. The Internet-of-Things reading device includes a network interface and a processor. The network interface is configured to communicate with an Internet-of-Things device located in a communication range. The processor actively obtains, by using the network interface, a device identification code from the Internet-of-Things device, and determines whether the Internet-of-Things device is an approved device according to the device identification code. The processor transmits the device identification code to a control center apparatus to obtain an authentication password while the Internet-of-Things device is identified as the approved device, and transmits the authentication password to the Internet-of-Things device to perform an authentication process by the Internet-of-Things device.
    Type: Grant
    Filed: March 30, 2017
    Date of Patent: June 30, 2020
    Assignee: Wistron Corporation
    Inventors: Wen-Chun Tsao, Yao-Tsung Chang
  • Patent number: 10164460
    Abstract: A wireless charging device, a wireless charging case and a wireless charging method thereof are provided. The wireless charging device includes a wireless signal transmitter, a controller and a temperature sensor. The wireless signal transmitter is configured to transmit an electromagnetic signal. The controller is coupled to the wireless signal transmitter. The temperature sensor is coupled to the controller. The temperature sensor is configured to detect an ambient temperature to obtain a temperature sensing value. The controller controls the wireless signal transmitter to adjust a frequency or a transmitting position of the electromagnetic signal according to the changing state of the temperature sensing value.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: December 25, 2018
    Assignee: Wistron Corporation
    Inventor: Wen-Chun Tsao
  • Publication number: 20180191719
    Abstract: An Internet-of-Things (IoT) reading device, a method of secure access using the same, and a control center apparatus are provided. The Internet-of-Things reading device includes a network interface and a processor. The network interface is configured to communicate with an Internet-of-Things device located in a communication range. The processor actively obtains, by using the network interface, a device identification code from the Internet-of-Things device, and determines whether the Internet-of-Things device is an approved device according to the device identification code. The processor transmits the device identification code to a control center apparatus to obtain an authentication password while the Internet-of-Things device is identified as the approved device, and transmits the authentication password to the Internet-of-Things device to perform an authentication process by the Internet-of-Things device.
    Type: Application
    Filed: March 30, 2017
    Publication date: July 5, 2018
    Applicant: Wistron Corporation
    Inventors: Wen-Chun Tsao, Yao-Tsung Chang
  • Patent number: 9772699
    Abstract: The present invention discloses a touch control system for a computer system with high compatibility. The touch control system includes an touch sensing device for detecting a touch event to generate a plurality of sensed signals conformed to a first format, and an embedded controller coupled to the touch sensing device for determining a user instruction according to the plurality of sensed signals and generating a plurality of control signals conformed to a second format to the computer system. An internal driving program in the computer system can only identify signals conformed to the second format.
    Type: Grant
    Filed: May 7, 2010
    Date of Patent: September 26, 2017
    Assignee: Wistron Corporation
    Inventors: Chung-Chia Chen, Wen-Chun Tsao
  • Publication number: 20170085116
    Abstract: A wireless charging device, a wireless charging case and a wireless charging method thereof are provided. The wireless charging device includes a wireless signal transmitter, a controller and a temperature sensor. The wireless signal transmitter is configured to transmit an electromagnetic signal. The controller is coupled to the wireless signal transmitter. The temperature sensor is coupled to the controller. The temperature sensor is configured to detect an ambient temperature to obtain a temperature sensing value. The controller controls the wireless signal transmitter to adjust a frequency or a transmitting position of the electromagnetic signal according to the changing state of the temperature sensing value.
    Type: Application
    Filed: December 10, 2015
    Publication date: March 23, 2017
    Inventor: Wen-Chun Tsao
  • Patent number: 9477293
    Abstract: An embedded controller for power-saving and a method thereof are provided. The embedded controller is used for executing a plurality of tasks and includes a timer module and a control unit. The timer module includes a plurality of timers, and each of timers is corresponding to one of the tasks respectively. The control unit is coupled to the timer module and respectively sets a wake-up period according to each task. When the wake-up period of each timer is expired, each timer respectively generates a wake-up signal to the control unit. The control unit controls the embedded controller to transfer to an active model from an idle model according to the wake-up signals respectively. After executing the tasks corresponding to the wake-up signals respectively, the control unit controls the embedded controller to transfer to the idle model from the active model.
    Type: Grant
    Filed: February 13, 2014
    Date of Patent: October 25, 2016
    Assignee: Wistron Corporation
    Inventor: Wen-Chun Tsao
  • Patent number: 9194931
    Abstract: The present invention proposes a length measurement method and a length measurement device. The length measurement method includes steps of emitting the laser via a laser ranging module in a reference direction to order to detect a reference distance between a reference point on a target and the laser ranging module, taking the reference direction as a the measurement direction, taking the reference distance as a first distance, executing a border detecting procedure according to the measurement direction and the first distance in order to detect a border of the target, and calculating measurement distance between the border and the reference point according to border location information of the laser ranging module corresponding to the border, the reference direction and the reference distance.
    Type: Grant
    Filed: April 23, 2014
    Date of Patent: November 24, 2015
    Assignee: WISTRON CORP.
    Inventors: Wen-Chun Tsao, Yao-Tsung Chang, Chia-Hsien Li
  • Publication number: 20150153158
    Abstract: The present invention proposes a length measurement method and a length measurement device. The length measurement method includes steps of emitting the laser via a laser ranging module in a reference direction to order to detect a reference distance between a reference point on a target and the laser ranging module, taking the reference direction as a the measurement direction, taking the reference distance as a first distance, executing a border detecting procedure according to the measurement direction and the first distance in order to detect a border of the target, and calculating measurement distance between the border and the reference point according to border location information of the laser ranging module corresponding to the border, the reference direction and the reference distance.
    Type: Application
    Filed: April 23, 2014
    Publication date: June 4, 2015
    Applicant: Wistron Corp.
    Inventors: Wen-Chun TSAO, Yao-Tsung CHANG, Chia-Hsien LI
  • Patent number: 9027012
    Abstract: A firmware burning method applied in a target device, which includes a storage unit, a target circuit, and a peripheral controller, connected to the storage circuit via a first communication link, is provided. The method include steps of: providing a test fixture having a first node, a second node, and a switch circuit connected across the first and second nodes, the first and second nodes being respectively coupled to the storage circuit and the target circuit; determining whether firmware of the target circuit satisfies a condition; if not, providing a second communication link between the target circuit and the storage circuit via the first and second nodes by turning on the switch circuit, and switching the peripheral controller to a disabled state; and updating the firmware of the target circuit according to to-be-burned firmware stored in the storage circuit via the second communication link.
    Type: Grant
    Filed: April 11, 2012
    Date of Patent: May 5, 2015
    Assignee: Wistron Corporation
    Inventors: Wen-Chun Tsao, Shih-Yuan Wang
  • Publication number: 20140359326
    Abstract: An embedded controller for power-saving and a method thereof are provided. The embedded controller is used for executing a plurality of tasks and includes a timer module and a control unit. The timer module includes a plurality of timers, and each of timers is corresponding to one of the tasks respectively. The control unit is coupled to the timer module and respectively sets a wake-up period according to each task. When the wake-up period of each timer is expired, each timer respectively generates a wake-up signal to the control unit. The control unit controls the embedded controller to transfer to an active model from an idle model according to the wake-up signals respectively. After executing the tasks corresponding to the wake-up signals respectively, the control unit controls the embedded controller to transfer to the idle model from the active model.
    Type: Application
    Filed: February 13, 2014
    Publication date: December 4, 2014
    Applicant: Wistron Corporation
    Inventor: Wen-Chun Tsao
  • Publication number: 20130166955
    Abstract: A keyboard automatic test method is provided. A keyboard test unit first outputs a key test command to a keyboard controller. The key test command represents a trigger element of a keyboard is triggered. The keyboard controller generates a corresponding code corresponding to the trigger element. The keyboard test unit then determines whether a relationship between the corresponding code and the trigger element is correct.
    Type: Application
    Filed: April 16, 2012
    Publication date: June 27, 2013
    Applicant: Wistron Corporation
    Inventors: Wen-Chun Tsao, Yu-Wei Tsao
  • Publication number: 20130159986
    Abstract: A firmware burning method applied in a target device, which includes a storage unit, a target circuit, and a peripheral controller, connected to the storage circuit via a first communication link, is provided. The method include steps of: providing a test fixture having a first node, a second node, and a switch circuit connected across the first and second nodes, the first and second nodes being respectively coupled to the storage circuit and the target circuit; determining whether firmware of the target circuit satisfies a condition; if not, providing a second communication link between the target circuit and the storage circuit via the first and second nodes by turning on the switch circuit, and switching the peripheral controller to a disabled state; and updating the firmware of the target circuit according to to-be-burned firmware stored in the storage circuit via the second communication link.
    Type: Application
    Filed: April 11, 2012
    Publication date: June 20, 2013
    Applicant: WISTRON CORPORATION
    Inventors: Wen-Chun Tsao, Shih-Yuan Wang
  • Patent number: 8233273
    Abstract: An electronic device is provided, including a processing unit and a G-sensor electrically connected thereto. The G-sensor detects the posture of the electronic device and outputs a measurement signal to the processing unit accordingly. The processing unit produces a thermal control signal according to the measurement signal, so as to reduce heat generated from the electronic device or increase cooling efficiency of the electronic device.
    Type: Grant
    Filed: October 16, 2009
    Date of Patent: July 31, 2012
    Assignee: Wistron Corp.
    Inventors: Ming-Chih Chen, Yung-Li Jang, Hsien-Yung Wang, Wen-Chun Tsao
  • Publication number: 20110307731
    Abstract: A method capable of preventing erroneous data writing for a computer system is disclosed. The computer system includes a storage unit for storing digital data, and a processing unit for accessing the digital data stored in the storing unit, the method includes the steps of detecting power supplying status of a supplied power for the computer system, and the processing unit stops accessing the digital data stored in the storage unit after detecting the supply of the supplied power has been suspended.
    Type: Application
    Filed: April 28, 2011
    Publication date: December 15, 2011
    Inventor: Wen-Chun Tsao
  • Patent number: 8074000
    Abstract: A key processing method for use in a computer system having at least one BIOS (basic input output system) and one controller is disclosed. The method comprises the following steps. After a predetermined time period, it is first determined whether a specific hotkey has been pressed. If so, the BIOS acquires identification data of the specific hotkey from the controller and performs a corresponding service.
    Type: Grant
    Filed: January 12, 2009
    Date of Patent: December 6, 2011
    Assignee: Wistron Corp.
    Inventor: Wen Chun Tsao
  • Publication number: 20110175825
    Abstract: The present invention discloses a touch control system for a computer system with high compatibility. The touch control system includes an touch sensing device for detecting a touch event to generate a plurality of sensed signals conformed to a first format, and an embedded controller coupled to the touch sensing device for determining a user instruction according to the plurality of sensed signals and generating a plurality of control signals conformed to a second format to the computer system. An internal driving program in the computer system can only identify signals conformed to the second format.
    Type: Application
    Filed: May 7, 2010
    Publication date: July 21, 2011
    Inventors: Chung-Chia Chen, Wen-Chun Tsao
  • Publication number: 20110093741
    Abstract: A method for recovering basic input/output system (BIOS) in a computer system is disclosed. The computer system includes a host unit, a control unit, and a first storage device. The control unit is utilized for controlling system power provided for the host unit. The host unit is utilized for accessing a BIOS code stored in the first storage device to perform a boot process. The method includes turning the system power off when the computer system has a recovery requirement, restoring a backup BIOS code into the first storage device, and turning the system power on to make the host unit access the restored BIOS code in the first storage device for performing the boot process.
    Type: Application
    Filed: April 20, 2010
    Publication date: April 21, 2011
    Inventors: Te-Yu Liang, Cheng-Te Chen, Wen-Chun Tsao, Szu-Wei Pan
  • Publication number: 20100259889
    Abstract: An electronic device is provided, including a processing unit and a G-sensor electrically connected thereto. The G-sensor detects the posture of the electronic device and outputs a measurement signal to the processing unit accordingly. The processing unit produces a thermal control signal according to the measurement signal, so as to reduce heat generated from the electronic device or increase cooling efficiency of the electronic device.
    Type: Application
    Filed: October 16, 2009
    Publication date: October 14, 2010
    Applicant: WISTRON CORP.
    Inventors: Ming-Chih Chen, Yung-Li Jang, Hsien-Yung Wang, Wen-Chun Tsao
  • Publication number: 20100166194
    Abstract: In the specification and drawing an apparatus for processing audio is described and shown with an audio processor for acquiring at least one audio signal from an audio chip and transforming the audio signal into a surround sound signal and a transmitter for emitting the surround sound signal to a radio set. Moreover, a method for processing audio is also disclosed in the specification and drawing.
    Type: Application
    Filed: September 30, 2009
    Publication date: July 1, 2010
    Applicant: WISTRON CORP.
    Inventors: Wen-Chun TSAO, Fang-Yuan CHIU, Kuo-Jung WANG, Chun-Chieh CHEN, Kuo-Hsing WANG, Chia-Hsien LI
  • Publication number: 20100049882
    Abstract: A key processing method for use in a computer system having at least one BIOS (basic input output system) and one controller is disclosed. The method comprises the following steps. After a predetermined time period, it is first determined whether a specific hotkey has been pressed. If so, the BIOS acquires identification data of the specific hotkey from the controller and performs a corresponding service.
    Type: Application
    Filed: January 12, 2009
    Publication date: February 25, 2010
    Applicant: WISTRON CORP.
    Inventor: Wen Chun Tsao