Patents by Inventor Yong Chang

Yong Chang 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).

  • REMOTE CONTROL DEVICE AND METHOD OF CONTROLLING OTHER DEVICES USING THE SAME
    Publication number: 20140258909
    Abstract: Provided is a method of controlling an electronic device by using a remote control device comprising a touch screen, the method including selecting one of a plurality of functions supported by the electronic device via the touch screen, sequentially displaying a plurality of user interfaces, usable for controlling the function selected with an input detected by the touch screen, one-by-one, and controlling the electronic device by using one of the plurality of user interfaces that are sequentially displayed.
    Type: Application
    Filed: May 21, 2014
    Publication date: September 11, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dae-Hyun KIM, Seung-dong YU, Woo-yong CHANG, Eun-hee PARK, Chang-hwan HWANG
  • Apparatus and method for a switch mode power supply configured to reduce standby power consumption
    Patent number: 8824181
    Abstract: A switch mode power supply (SMPS) is capable of reducing standby power consumption, and includes a power factor capacitor (PFC) bulk capacitor which supplies power in a standby mode to constant loads by repeatedly charging and discharging a voltage, a PFC controller which controls the voltage to be charged in the PFC bulk capacitor, a first resistor and a second resistor which divide the voltage of the PFC bulk capacitor and output a reference voltage, and a control unit which controls the charging and discharging of the voltage of the PFC bulk capacitor in accordance with the reference voltage.
    Type: Grant
    Filed: July 12, 2011
    Date of Patent: September 2, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyo-soon Choi, Gil-yong Chang
  • DEVICE CAPABLE OF NOTIFYING OPERATION STATE CHANGE THEREOF THROUGH NETWORK AND COMMUNICATION METHOD OF THE DEVICE
    Publication number: 20140243044
    Abstract: A method of notifying an operation state change of a device is provided. The method includes forming a network including at least one device that is used by a user and that performs network communication; and when the operation state change of one of the at least one device in the network occurs, transmitting information regarding the operation state change of the one of the at least one device to another one of the at least one device. The information is displayed on a display unit of the another one of the at least one device.
    Type: Application
    Filed: May 6, 2014
    Publication date: August 28, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Seung-dong Yu, Woo-yong Chang, Se-jun Park, Min-jeong Moon
  • METHOD AND APPARATUS FOR MANAGING DATA IN NEAR FIELD COMMUNICATION SYSTEM
    Publication number: 20140242909
    Abstract: A data managing method of a terminal in a Near Field Communication (NFC) system. The data managing method includes setting up an NFC link with a server; transmitting to the server, a request message including access level information of the terminal; and receiving from the server, a response message that classifies whether data access is allowed or restricted, based on an access level of the terminal, wherein the access level information of the terminal is included in a header of the request message.
    Type: Application
    Filed: February 24, 2014
    Publication date: August 28, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Doyoung Kim, Dongkeon Kong, Dongwoo Kim, Jeongje Park, Kwanghyeon Lee, Naehyun Lim, Hyoungkyu Lim, Yong Chang
  • METHOD AND APPARATUS FOR CONNECTING TO EXTERNAL DEVICE
    Publication number: 20140223038
    Abstract: An apparatus and method of connecting an external device are provided. The method includes calculating a time duration during which the external device is located within a detectable range from the apparatus; connecting the apparatus to the external device when the calculated time duration exceeds a critical value; and transmitting data that is currently displayed in the apparatus to the connected external device, wherein the transmitted data is executed in the connected external device.
    Type: Application
    Filed: April 8, 2014
    Publication date: August 7, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Seung-dong YU, Woo-yong CHANG, Se-jun PARK, Min-jeong MOON
  • Waist support with disc protection belt
    Patent number: 8795216
    Abstract: Provided is a waist support with a disc protection belt having functions of strongly pulling and fixing the backbone as well as extending the backbone.
    Type: Grant
    Filed: August 13, 2012
    Date of Patent: August 5, 2014
    Inventor: Ki Yong Chang
  • RACK-STOP STRUCTURE FOR DOOR
    Publication number: 20140182081
    Abstract: A rack-stop structure of a frame and a door includes a bracket, a bar, and a pull spring. A positioning slideway and an escaping slideway are defined in the bracket. A plurality of positioning portions and a plurality of escaping tabs are located on the positioning slideway. Each of the plurality of positioning portions is spaced by each of the plurality of escaping tabs. An engaging cutout is defined in each of the plurality of positioning portions. One end of the bar is slidable in the bracket. A pin is located at the end of the bar. The pull spring is mounted to the bar for pulling the bar away from the bracket.
    Type: Application
    Filed: October 25, 2013
    Publication date: July 3, 2014
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (WuHan) CO., LTD.
    Inventor: YONG-CHANG FAN
  • POWER SUPPLY AND METHOD FOR SUPPLYING POWER TO MOTHERBOARD
    Publication number: 20140189393
    Abstract: A monitored and high-efficiency power supply for a motherboard includes an AC-to-DC conversion circuit, a control circuit, a standby circuit, a main output circuit, a standby output circuit. The AC-to-DC conversion circuit converts an AC source voltage to a DC voltage. When the power supply is in a standby state, the standby circuit is enabled but when the power supply is in a normal working state, the standby circuit is disabled, and the control circuit is enabled to control only the main voltage output to the motherboard. A method for supplying power to a motherboard is also provided.
    Type: Application
    Filed: August 16, 2013
    Publication date: July 3, 2014
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (WUHAN) CO., LTD.
    Inventors: YONG-CHANG FAN, SAN-YONG YANG
  • BUFFERING DEVICE
    Publication number: 20140182982
    Abstract: A buffering device includes a cylindrical casing and a piston module movably mounted in the cylindrical casing. The cylindrical casing includes a base plate and a shielding piece pivotally attached to the base plate. An air inlet and an air outlet are defined in the base plate. A diameter of the air inlet is greater than that of the air outlet. When the piston module is moving towards the base plate, the shielding piece is rotated to a closed position to shield the air inlet by air pressure above the shielding piece. When the piston module is moving away from the base plate, the shielding piece is rotated to an open position to expose the air inlet by environmental air pressure.
    Type: Application
    Filed: November 14, 2013
    Publication date: July 3, 2014
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (WUHAN) CO., LTD.
    Inventor: YONG-CHANG FAN
  • Robotic device for use in image-guided robot assisted surgical training
    Patent number: 8764448
    Abstract: A robotic device for use in image-guided robot assisted surgical training, the robotic device comprising a manual interface structure configured to simulate handling of a surgical tool; a translational mechanism for translational motion of the manual interface structure; a rotational mechanism for rotational motion of the manual interface structure; and a spherical mechanism configured to decouple the orientation of the manual interface structure into spatial coordinates, wherein a linkage between the rotational mechanism, the rotational mechanism and the spherical mechanism, and the manual interface structure are disposed on opposing sides of an intersection of a pitch axis and a yaw axis of the spherical mechanism.
    Type: Grant
    Filed: September 1, 2011
    Date of Patent: July 1, 2014
    Assignees: Agency for Science, Technology and Research, National University Hospital (s) PTE Ltd, National University of Singapore
    Inventors: Tao Yang, Liangjing Yang, Jiang Liu, Chee Kong Chui, Weimin Huang, Jing Zhang, Jiayin Zhou, Beng Hai Lee, Ngan Meng Tan, Wing Kee Damon Wong, Fengshou Yin, Kin Yong Chang, Yi Su
  • Method and system for transmitting/receiving neighbor base-station advertisement message in broadband wireless access system
    Patent number: 8761774
    Abstract: A method and system for transmitting/receiving a neighbor base-station information message in a broadband wireless access system. A method includes receiving, by the mobile station, a neighbor BS information message; determining whether or not an operator ID field related to a first neighbor BS is included in the neighbor BS information message; and determining that the first neighbor BS has identical BS information as a serving BS, if the operator ID field is not included in the neighbor BS information message.
    Type: Grant
    Filed: September 11, 2012
    Date of Patent: June 24, 2014
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Jun-Hyung Kim, Hong-Sung Chang, Yong Chang, Geun-Hwi Lim, Jung-Won Kim
  • METHOD AND DEVICE FOR PRESENTING ADVERTISEMENT INFORMATION
    Publication number: 20140172561
    Abstract: A method and device for allowing an electronic device to output advertisement information while the electronic device is being charged by an external charging device is provided. A method of controlling the electronic device for presenting advertisement information includes operations of connecting with the external charging device for data communication; in response to an external charging device charging of a battery installing an application in the electronic device; in response to the external charging device being connected for the data communication; and outputting the advertisement information to the electronic device by using the application.
    Type: Application
    Filed: December 17, 2013
    Publication date: June 19, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Min-jeong MOON, Woo-yong CHANG, Hyung-rae CHO, Chul-ho HAN
  • METHOD AND APPARATUS FOR CONTROLLING ACCESS BETWEEN HOME DEVICE AND EXTERNAL SERVER IN HOME NETWORK SYSTEM
    Publication number: 20140165160
    Abstract: A method for controlling access between home devices and servers in a home network system is provided. The method includes determining whether first access of the home devices to each of the servers and second access of the servers to each of the home devices is restricted, and controlling the first access and second access based on respective access rights established according to the determination.
    Type: Application
    Filed: December 10, 2013
    Publication date: June 12, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Eun-Hui BAE, Yong CHANG, Dong-Keon KONG, Se-Hoon KIM, Hyoung-Kyu LIM, Chi-Hong CHO
  • APPARATUS AND METHOD FOR USING MEMORY DEVICE
    Publication number: 20140136845
    Abstract: A method and an apparatus for using a memory device are provided. A host device includes a transmitter that transmits data; a receiver that receives data; and a controller configured to receive configuration information of the memory device including the information related to the data stored in the one or more slots determined according to each vendor of the memory device, identify information related to predetermined data in the configuration data of the memory device, and receive the predetermined data from the memory device.
    Type: Application
    Filed: November 13, 2013
    Publication date: May 15, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: In-Kyo KIM, Jae-Bum Lee, Hyoung-Suk Jang, Do-Young Kim, Yong Chang
  • METHOD FOR MANUFACTURING ARTIFICIAL NAILS AND ARTIFICIAL NAILS MANUFACTURED BY THE METHOD
    Publication number: 20140130820
    Abstract: Disclosed is a method for manufacturing artificial nails, each of which includes a cuticle end to be attached to the cuticle of a fingernail and a free edge disposed opposite the cuticle end.
    Type: Application
    Filed: May 15, 2013
    Publication date: May 15, 2014
    Inventor: SUNG YONG CHANG
  • METHOD FOR PROVIDING POSITION INFORMATION USING TIME PERIOD
    Publication number: 20140128101
    Abstract: A method for providing position information and identifying positions of others, using an electronic apparatus, includes detecting first position information regarding a current position of the electronic apparatus, transmitting a position inquiry request and information regarding a predetermined time period to an external apparatus, receiving second position information regarding a position of the external apparatus from the external apparatus for the predetermined time period, and displaying positions of the electronic apparatus and the external apparatus on a screen using the first position information and the second position information.
    Type: Application
    Filed: January 13, 2014
    Publication date: May 8, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jong-sun Pyo, Seung-dong Yu, Woo-Yong Chang, Se-jun Park, Min-jeong Moon
  • DUST-FREE ARTIFICIAL NAIL
    Publication number: 20140123993
    Abstract: Provided is a dust-free artificial nail, which includes: one end formed to have a curvature in the same direction of a free edge of a nail, the other end located at an opposite side to one end; an artificial nail bed having nail walls located at both sides of one end and the other end and having a nail shape so that an adhesion surface thereof is attached to the nail; and a snug fit extending from the other end of the artificial nail bed and having a curved surface toward the adhesion surface.
    Type: Application
    Filed: November 8, 2012
    Publication date: May 8, 2014
    Inventor: Sung Yong Chang
  • Nail applique
    Patent number: D705486
    Type: Grant
    Filed: December 1, 2011
    Date of Patent: May 20, 2014
    Assignee: KMC Exim Corp.
    Inventor: Sung Yong Chang
  • Nail applique
    Patent number: D705487
    Type: Grant
    Filed: December 1, 2011
    Date of Patent: May 20, 2014
    Assignee: KMC Exim Corp.
    Inventor: Sung Yong Chang
  • Sheet of nail appliques
    Patent number: D715002
    Type: Grant
    Filed: July 31, 2013
    Date of Patent: October 7, 2014
    Assignee: KMC EXIM Corp.
    Inventor: Sung Yong Chang