Patents by Inventor Ho-Yong AN

Ho-Yong AN 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).

  • SMALL SWITCHABLE DIRECTIONAL CONTROL ANTENNA
    Publication number: 20150155625
    Abstract: Provided is a small switchable directional control antenna that can perform direction control according to shapes and sizes of various devices. The antenna includes a dielectric layer, a radiation patch formed on a side of the dielectric layer, a ground plane formed on a side of the dielectric layer opposite to the side on which the radiation patch is formed and configured to have a plurality of slots formed at edges thereof, and a control module insulated from the ground plane and configured to control electrical connection between the radiation patch and the ground plane.
    Type: Application
    Filed: June 9, 2014
    Publication date: June 4, 2015
    Inventors: Ju Derk PARK, Ho Yong KANG, Cheol Sig PYO
  • HOLOGRAPHIC CONTENT PROVIDING METHOD, AND HOLOGRAPHIC CONTENT PROVIDING APPARATUS AND DISPLAY APPARATUS USING THE METHOD
    Publication number: 20150146269
    Abstract: A holographic content providing method, and a holographic content providing apparatus and a display apparatus using the method may capture and generate holographic content using a real object, a virtual object and lighting information, and may conduct integrated processing on the generated holographic content, such as direct edition, advance visualization, data format conversion, element technologies for optical reconstruction and manufacture process management techniques of holographic content, thereby producing ultrahigh-quality interactive holographic content.
    Type: Application
    Filed: November 26, 2014
    Publication date: May 28, 2015
    Inventors: Beom Ryeol LEE, Ho Yong SEO, Seung Taik OH, Chi Young HWANG, Wook Ho SON, Il Kwon JEONG
  • METHOD OF DRIVING DISPLAY PANEL AND DISPLAY APPARATUS FOR PERFORMING THE SAME
    Publication number: 20150145900
    Abstract: A method of driving a display panel includes generating a first driving period having a first driving frequency, generating a second driving period having a second driving frequency, and inserting a compensating frame between the first driving period and the second driving period. A display apparatus includes a display panel configured to display an image, and a display panel driver configured to generate a first driving period having a first driving frequency, to generate a second driving period having a second driving frequency, and to insert a compensating frame between the first driving period and the second driving period.
    Type: Application
    Filed: August 18, 2014
    Publication date: May 28, 2015
    Inventors: Kyoung-Won Lee, Su-Hyeong Park, Ho-Yong Jung, Sang-Mi Kim, Ji-Myoung Seo
  • LIQUID CRYSTAL DISPLAY AND DRIVING METHOD THEREOF
    Publication number: 20150123961
    Abstract: A liquid crystal display includes: a display panel; a signal controller configured to receive an input image signal and an input control signal, output an output image signal and an output control signal, and determine a charge sharing between two or more data lines having voltages in the same polarity; and a data driver configured to convert, based on the output control signal, the image signal into data voltages to be supplied to the data lines connected to the pixels, the data voltages having positive levels and negative levels. The data driver is further configured to perform a first charge sharing by short-circuiting first and second data lines that are adjacent to each other, and a second charge sharing by short-circuiting third and fourth data lines having data voltages in the same polarity, wherein the first charge sharing and the second charge sharing may not temporally overlap with each other.
    Type: Application
    Filed: October 24, 2014
    Publication date: May 7, 2015
    Inventors: Su Hyeong PARK, Ung Gyu MIN, Ji Myoung SEO, Cheol Woo PARK, Ho Yong JUNG
  • Home cloud gateway apparatus for multi-service and method of providing service using the same
    Patent number: 9014199
    Abstract: A home cloud gateway apparatus that is connected to an indoor home network and that provides a service to a client that connects through the network includes an Internet interface unit, a phone exchange unit, a storage unit that stores a virtual computer module, and an authentication processor. The home cloud gateway apparatus provides a virtual computer service by activating the virtualization module that is stored at the storage unit, and provides a phone call service through the Internet and a phone call service through the Internet and a phone network using the Internet interface unit and the phone exchange unit.
    Type: Grant
    Filed: January 29, 2013
    Date of Patent: April 21, 2015
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Pyung-Koo Park, Jung Sik Kim, Ho Yong Ryu
  • Data loading circuit and semiconductor memory device comprising same
    Patent number: 8988950
    Abstract: A data loading circuit comprises a non-volatile memory configured to store non-volatile data and output a serial data signal based on the stored non-volatile data in response to a power-up operation, a deserializer configured to receive the serial data signal and output multiple data bits at intervals of a unit period based on the received serial data signal, a load controller configured to generate multiple loading selection signals that are sequentially activated one-by-one at each interval of the unit period, and a loading memory unit configured to sequentially store the data bits at each interval of the unit period in response to the loading selection signals.
    Type: Grant
    Filed: October 17, 2013
    Date of Patent: March 24, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-Min Oh, Ho-Yong Song, Seong-Jin Jang
  • System for managing virtual private network and method thereof
    Patent number: 8984618
    Abstract: Disclosed are a system for managing virtual private networks (VPNs) includes: terminals configured to transmit user data; a manager configured to transmit information for concealing networks and managing the VPNs; border gateways configured to decrypt the user data and perform a network address translation (NAT) procedure and a filtering procedure on the decrypted user data based on the information; and servers configured to receive the user data subjected to the NAT procedure and the filtering procedure, wherein the filtering procedure is a procedure discarding the user data to be transferred to the servers that are not allowed so as to allow the terminals to access only the allowed servers, the NAT procedure is a procedure changing an Internet protocol (IP) address used in a first network to an IP address used in a second network, and the first network and the second network are different networks.
    Type: Grant
    Filed: September 12, 2012
    Date of Patent: March 17, 2015
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Ho Sun Yoon, Sung Back Hong, Jung Sik Kim, Seong Moon, Sun Cheul Kim, Seung Woo Hong, Sang Jin Hong, Pyung Koo Park, Young Soo Shin, Ho Yong Ryu, Soon Seok Lee
  • Transformer using symmetrical printing pattern
    Patent number: 8975999
    Abstract: Disclosed is a transformer using a symmetrical printing pattern which includes: a substrate; a plurality of first printing lines printed at predetermined distances on the substrate; a plurality of second printing lines printed at predetermined distances on the substrate; first bonding wires connecting the first printing lines; and second bonding wires connecting the second printing lines, in which the first printing lines and the second printing lines are printed in a symmetrical printing pattern, respectively, on the substrate, and the first bonding wires and the second bonding wires are formed symmetrically, respectively.
    Type: Grant
    Filed: November 7, 2011
    Date of Patent: March 10, 2015
    Assignee: Soongsil University Research Consortium Techno-Park
    Inventors: Byung Joo Kang, Sung Hun Ahn, Ho Yong Hwang, Chang Kun Park
  • DISPLAY APPARATUS AND METHOD OF DRIVING THEREOF
    Publication number: 20150049274
    Abstract: A display apparatus includes: a display panel including a gate line, a data line, a switching element connected to the gate line and the data line, a liquid crystal capacitor having a first terminal connected to the switching element, and a storage capacitor having a first terminal connected to the switching element; and a leakage current generating part which generates a leakage current in the switching element.
    Type: Application
    Filed: May 19, 2014
    Publication date: February 19, 2015
    Applicant: Samsung Display Co., LTD.
    Inventors: Sang-Mi KIM, Kyoung-Won LEE, Ho-Yong JUNG, Cheol-Woo PARK, Tae-Hyeong AN, Hee-Soon JEONG
  • Power voltage supply apparatus for three dimensional semiconductor
    Patent number: 8957529
    Abstract: Provided is a power voltage supply apparatus of a 3-dimensional (3D) semiconductor. The power voltage supply apparatus includes a plurality of integrated circuits (ICs) which each include a first through silicon via (TSV) and a second TSV, are stacked such that the first TSVs are connected and second TSVs are connected, and are mounted on a printed circuit board (PCB), wherein a first PCB line formed on the PCB and supplying a first voltage is connected to a bottom of a first TSV of a bottom IC from among the plurality of ICs, and a second PCB line formed on the PCB and supplying a second voltage is connected to a top of a second TSV of a top IC.
    Type: Grant
    Filed: August 7, 2013
    Date of Patent: February 17, 2015
    Assignee: Soongsil University Research Consortium Techno-Park
    Inventors: Chang Kun Park, Ho Yong Hwang
  • PORTABLE COMMUNICATION APPARATUS, METHOD OF TESTING THE SAME, DISPLAY APPARATUS, AND COMPUTER-READABLE RECORDING MEDIUM
    Publication number: 20150035994
    Abstract: A portable communication apparatus is provided. The portable communication apparatus includes: a camera module configured to capture a plurality of test images that are sequentially output from a display apparatus; a microphone module configured to record a test voice that is output from the display apparatus; a communication interface unit configured to communicate with the display apparatus; and a controller configured to control the communication interface unit to calculate an output time difference between the plurality of test images and the test voice to test a synchronization state of the display apparatus and transmit the test result to the display apparatus.
    Type: Application
    Filed: June 11, 2014
    Publication date: February 5, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ho-yong SON, Hong-jae KIM
  • METHOD FOR SERVICE DISCOVERY IN WIRELESS PERSONAL AREA NETWORK
    Publication number: 20150019718
    Abstract: Disclosed are methods for service discovery in a wireless personal area communication network. A method for service discovery, performed in a terminal, the method comprises performing a passive scan for searching a specific service based on whether to receive a frame including a specific service identifier; and, when it fails to search the specific service, performing an active scan which broadcasts a service discovery request command frame for searching the specific service. Thus, service discovery may be efficiently performed by reducing the operation complexity of the terminal and minimizing the power consumption of the terminal needed for service discovery, without support of a upper layer.
    Type: Application
    Filed: July 11, 2014
    Publication date: January 15, 2015
    Inventors: Wun Cheol JEONG, Tae Joon PARK, Chang Sub SHIN, Ho Yong KANG, Cheol Sig PYO
  • RFID tag device and method of recognizing the same
    Patent number: 8933786
    Abstract: Provided is a radio frequency identification (RFID) tag device. The RFID tag device includes memory which stores ID information and a second count value, and a certification unit which performs a certification process according to a keyed hash value received from the outside and a result of a comparison between first and second count values received from the outside, and adjusts the second count value.
    Type: Grant
    Filed: December 20, 2011
    Date of Patent: January 13, 2015
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Ho Sun Yoon, Ho Yong Ryu
  • Security method of mobile internet protocol based server
    Patent number: 8925048
    Abstract: A security method in a server-based mobile IP system is provided. Specifically, in the security method, general data is securely exchanged in addition to a control message that is exchanged between a mobile node and a server or between mobile nodes. Specifically, provided is a method of securely exchanging data by using a mobile node including an mPAK execution module generating necessary keys by exchanging key information with the server while performing a mutual authentication process and negotiating the security policy; and a security module setting a security policy that is negotiated with the corresponding node and applying the security policy to data according to the set security policy when transmitting the data.
    Type: Grant
    Filed: March 26, 2008
    Date of Patent: December 30, 2014
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Ho Sun Yoon, Ho Yong Ryu, Sung Back Hong
  • Portable boiler for a hot mat
    Patent number: 8893708
    Abstract: The present invention relates to a portable boiler for a hot mat, which comprises: a water reservoir, one side of which has an inlet pipe for introducing water circulating through the hot mat, and which stores the water; a heat transfer unit in which the water discharged from the water reservoir flows along a flow channel pipe to be heat exchanged, wherein the water is discharged to the hot mat via an outlet pipe formed at one side thereof; a heating unit which burns the fuel gas fed from a fuel tank to heat the water in the heat transfer unit; and a housing which forms the outer appearance of the boiler.
    Type: Grant
    Filed: February 11, 2010
    Date of Patent: November 25, 2014
    Assignee: Eurohousing Corporation
    Inventor: Ho Yong Cho
  • TORSIONAL EXTREME-PLASTIC PROCESSING METHOD OF CONIC METAL PIPE
    Publication number: 20140331733
    Abstract: The present invention relates to a torsional extreme-plastic processing method. In other words, a processing method in which severe plastic deformation based on torsion and compressive force is applied to a material by using a mold to produce miniaturize and nano-size crystal particles in a conic pipe. According to the severe plastic deformation method of the present invention, a punch that matches an inner shape of the conic metal pipe is mounted inside the conic metal pipe, and then a mold that matches an outer shape of the conic metal pipe is mounted outside the conic metal pipe. Thus, microstructures of the conic metal pipe may be ultra-finely crystallized or nano-crystallized through shearing by applying compression and torsion to the conic metal pipe.
    Type: Application
    Filed: November 30, 2012
    Publication date: November 13, 2014
    Inventors: Hyoung-Seop Kim, Ho-Yong Um, Eun-Yoo Yoon, Dong-Jun Lee, Seong Lee
  • User centric virtual network and method of establishing the same
    Patent number: 8873569
    Abstract: Provided is a method of establishing a user centric virtual network. The method includes: performing a first tunneling operation between a first tunnel end and an address translation device, which are connected to a first private network, and a tunnel relay device; performing a second tunneling operation between a second tunnel end and an address translation device, which are connected to a second private network, and the tunnel relay device; and performing a third tunneling operation between the tunnel relay device and an end client, wherein a virtual IP is allocated to each of the first and second tunnel ends, the address translation devices, the end client, and the tunnel relay device; and each of the first to third tunneling operations connects routing information on the virtual IP to a corresponding tunnel.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: October 28, 2014
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Sun Cheul Kim, Sung Back Hong, Ho Sun Yoon, Ho Yong Ryu
  • System of displaying digital hologram based on projection and method thereof
    Patent number: 8873119
    Abstract: A system and a method perform buoyance of a 3D hologram image on a hologram display screen in a projection mode. A system of displaying a digital hologram includes: a composite hologram unit configured to generate a hologram array by receiving hologram data of a fringe pattern and by compositing background image and a foreground image using the received fringe pattern; a hologram projection unit configured to project a hologram image through a wide-angle lens by applying a light to the hologram array; and a hologram display unit configured to perform space buoyance of the hologram image projected by the hologram projection unit on a 3D hologram display screen. The digital hologram content is managed in real time, and transmission of the digital hologram content to a remote place and site adaptive display of hologram image media may be achieved.
    Type: Grant
    Filed: October 8, 2012
    Date of Patent: October 28, 2014
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Beom Ryeol Lee, Wook Ho Son, Seung Taik Oh, Ho Yong Seo, Il Kwon Jeong
  • METHOD OF PROCESSING PACKET IN BELOW BINARY STACK STRUCTURE
    Publication number: 20140317402
    Abstract: Disclosed is a packet processing method in a below binary stack (BBS) structure. A transmission packet processing method includes receiving a packet from a network layer, reassembling a packet for which a first fragmentation has been performed when the received packet is the packet for which the first fragmentation has been performed, encrypting the reassembled packet, performing a second fragmentation for the encrypted packet when the second fragmentation is necessary for the encrypted packet, adding a header to the packet for which the second fragmentation has been performed, and transmitting the packet with the header added thereto through a physical layer. Accordingly, an encryption function can be provided in the BBS structure.
    Type: Application
    Filed: October 10, 2013
    Publication date: October 23, 2014
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Seong MOON, Ho Yong RYU, Ho Sun YOON
  • DIGITAL HOLOGRAM SYNTHESIS METHOD AND APPARATUS
    Publication number: 20140313555
    Abstract: Provided are a digital hologram synthesis method and apparatus based on an angular spectrum. The digital hologram synthesis method includes representing an input digital hologram as at least one angular spectrum region by applying Fourier transformation to the input digital hologram, registering the at least one angular spectrum region by projecting the at least one angular spectrum region onto a spherical surface, and generating a synthesis digital hologram based on the registered at least one angular spectrum region. Accordingly, it is possible to generate a new digital hologram with a different orientation or at a different distance using an angular spectrum of a digital hologram generated in advance, without geometric information of an object. In addition, it is possible to readily and intuitively synthesize a new digital hologram while viewing an image visualized in a 3D space.
    Type: Application
    Filed: March 21, 2014
    Publication date: October 23, 2014
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Seung Taik OH, Ho Yong SEO, Wook Ho SON