Patents by Inventor Hyun Cha

Hyun Cha 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: 9717007
    Abstract: A method for determining a network status is provided. The method includes obtaining a period determined by a first processor of an electronic apparatus, using a second processor of the electronic apparatus, transmitting a preset message from the electronic apparatus to another apparatus in a network according to the determined period, using the second processor, determining the network status based on at least one of (i) whether or not a response to the preset message is received and (ii) information included in the response, using the second processor, and when the network status is determined to be abnormal, activating the first processor using the second processor.
    Type: Grant
    Filed: November 3, 2015
    Date of Patent: July 25, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun-Kee Lee, Sung-Hyuk Shin, Myung-Su Kang, Sung-Ho Son, Heung-Sik Shin, Su-Ha Yoon, Soon-Hyun Cha, Sun-Min Hwang
  • Publication number: 20170192736
    Abstract: A first electronic device is provided. The first electronic device includes a communication circuitry and at least one processor. The at least one processor is configured to control the communication circuitry to connect with a second electronic device, determine data to transmit to the second electronic device, control the communication circuitry to transmit the data to the second electronic device, and when a signal, indicating that an application is executed from the second electronic device, is received after the data is transmitted, stop transmission of the data.
    Type: Application
    Filed: March 20, 2017
    Publication date: July 6, 2017
    Inventors: Chi-Hwan KIM, Su-Hyun KIM, Hyun-Soo KIM, Soon-Hyun CHA
  • Publication number: 20170163786
    Abstract: A method of performing communication by a first electronic device is provided. The method includes receiving an input for communication with a third electronic device, determining at least one of a first communication module of the first electronic device and a second communication module of a second electronic device for the communication with the third electronic device, and controlling the first or second communication module for the communication with the third electronic device in response to the input.
    Type: Application
    Filed: February 15, 2017
    Publication date: June 8, 2017
    Inventors: Sang-Cheol LEE, Kyu-Hyun KIM, Soon-Hyun CHA, Sang-Min BAE
  • Publication number: 20170104704
    Abstract: Disclosed is an electronic device including: a display that displays screens; a processor that displays, on the display of the electronic device, presence information of one or more counterpart devices associated with a first communication service provided through a browser application, receives a user input for communication with the one or more counterpart devices, and displays, on the display, a second screen of the browser application providing a second communication service in response to the user input; a first module including a plurality of modules for providing the first communication service; a second module including a plurality of modules for providing a second communication service; and a control module that controls the first module and the second module.
    Type: Application
    Filed: April 30, 2015
    Publication date: April 13, 2017
    Inventors: Woo-Jun CHOI, Ju-Seung LEE, Soon-Hyun CHA, Sun-Min HWANG
  • Patent number: 9612790
    Abstract: A method of operating an electronic device is provided. The method includes transmitting a plurality of frame information including to a second electronic device having function that can be controlled, determining whether the plurality of frame information have a variance exceeding a predetermined range, and based on the determining, transmitting control information for displaying the plurality of frame information through the second electronic device, by using at least one piece of frame information among transmitted the plurality of frame information.
    Type: Grant
    Filed: April 1, 2015
    Date of Patent: April 4, 2017
    Inventors: Soo-Hyung Kim, Heung-Sik Shin, Hyun-Soo Kim, Soon-Hyun Cha
  • Patent number: 9603933
    Abstract: A composition for enteric hard capsules, and an enteric hard capsule prepared using the composition. The composition for enteric hard capsules may include polyol having at least three hydroxyl groups. During the storage of the enteric hard capsule prepared using the composition, the separation of salt from the capsule is delayed.
    Type: Grant
    Filed: February 21, 2011
    Date of Patent: March 28, 2017
    Assignee: LOTTE FINE CHEMICAL CO., LTD.
    Inventors: Jin Ryul Son, Hyon Ho Baek, Eun Hee Park, Sung Wan Lee, Min Gyu Song, Ja Hyun Cha, Jae Uk Cha, Won Hwa Ko
  • Patent number: 9600223
    Abstract: A method and an apparatus for sharing a screen with a counterpart electronic device in an electronic device are provided. In the method, connection with at least one counterpart electronic device is performed. Data to display on the electronic device or data to transmit to the counterpart electronic device are determined. Data is transmitted to the counterpart electronic device. Data transmission to the counterpart electronic device is stopped based on state information of the electronic device or the counterpart electronic device.
    Type: Grant
    Filed: August 26, 2014
    Date of Patent: March 21, 2017
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Chi-Hwan Kim, Su-Hyun Kim, Hyun-Soo Kim, Soon-Hyun Cha
  • Patent number: 9591433
    Abstract: A method of performing communication by a first electronic device is provided. The method includes receiving an input for communication with a third electronic device, determining at least one of a first communication module of the first electronic device and a second communication module of a second electronic device for the communication with the third electronic device, and controlling the first or second communication module for the communication with the third electronic device in response to the input.
    Type: Grant
    Filed: February 18, 2015
    Date of Patent: March 7, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang-Cheol Lee, Kyu-Hyun Kim, Soon-Hyun Cha, Sang-Min Bae
  • Publication number: 20170027194
    Abstract: A functional beverage is disclosed. The disclosed functional beverage comprises a mother liquor and a liquid additive, wherein the liquid additive comprises a poorly water-soluble natural product, an edible surfactant, an edible cosurfactant, and edible oil.
    Type: Application
    Filed: July 11, 2014
    Publication date: February 2, 2017
    Inventors: Ja Hyun CHA, Hyun Woo LEE, Eun Jung LEE, Jun Kee HONG, Sung Wan LEE, Won Hwa KO
  • Publication number: 20160309772
    Abstract: Disclosed are an enteric coating composition, an enteric coating film, and a food formulation. The disclosed enteric coating composition comprises an enteric cellulose-based compound, a pH controlling agent, a plasticizer for food, and a solvent, wherein the plasticizer for food comprises acetylated monoglyceride, triacetin, or a mixture thereof, and a content of the pH controlling agent and a content of the plasticizer for food ranges respectively from 10 parts to 40 parts by weight and from 5 parts to 25 parts by weight on the basis of 100 parts by weight of the enteric cellulose-based compound.
    Type: Application
    Filed: July 11, 2014
    Publication date: October 27, 2016
    Applicant: Lotte Fine Chemical Co., Ltd.
    Inventors: Jae Uk CHA, Sung Wan LEE, Jun Kee HONG, Ja Hyun CHA, Won Hwa KO
  • Patent number: 9473830
    Abstract: A smart metering system using a white space band includes a band search sensor installed in a predefined area which scans a digital public broadcast channel band; a band management server which manages area specific broadcast channel status information based on a scanning result obtained by the band search sensor and which searches a white space band that is an idle channel band of a corresponding area based on the broadcast channel status information to allocate the white space band as a smart metering data transmission channel; and a base station which allocates the smart metering data transmission channel from the band management server and which forms a wireless communication channel between a smart meter and a grid central server via the allocated smart metering data transmission channel.
    Type: Grant
    Filed: November 1, 2012
    Date of Patent: October 18, 2016
    Assignee: KT Corporation
    Inventors: Si-Young Heo, Dae-Hyun Cha, Hyun-Pyo Kim, Jong-Sik Lee
  • Patent number: 9444149
    Abstract: The present invention relates to a rotation apparatus of the polarizer for a multiple-polarized satellite signals and a satellite signal receiving apparatus included with the apparatus, includes a feedhorn for receiving satellite; a low noise block down converter for processing signals received by the feedhorn; and a skew compensation apparatus, included in the low noise block down converter or feedhorn, for rotating the low noise block down converter or feedhorn to compensate skew angles in the case that the satellite signals received in the feedhorn are the linearly polarized waves, the low noise block down converter includes the rotation apparatus of the polarizer for receiving linearly polarized signals and circularly polarized signals of the satellite signals, thereby to receive and process both of linearly polarized wave and circularly polarized wave by a simple structure.
    Type: Grant
    Filed: March 5, 2012
    Date of Patent: September 13, 2016
    Assignee: INTELLIAN TECHNOLOGIES INC.
    Inventors: Seung-Hyun Cha, Ho-Seon Lee, Jong-Hwan Cha
  • Publication number: 20160241537
    Abstract: A method of transferring a profile by an electronic device and an electronic device supporting the same are provided. The electronic device includes a secure memory that installs and deletes at least one profile, a profile manager module that performs an authentication procedure about a target electronic device based on device information of the target electronic device and profile information of a target profile, when a profile transfer event about a target profile of the at least one profile installed on the secure memory occurs, and a communication interface that transfers the target profile based on an authentication result about the target electronic device.
    Type: Application
    Filed: February 17, 2016
    Publication date: August 18, 2016
    Inventors: Soon Hyun CHA, Sun Min HWANG, Sang Soo LEE, Tae Sun YEOUM
  • Patent number: 9418549
    Abstract: The present invention relates to an apparatus and method for recognizing a position of a vehicle to notify the position to a driver. The vehicle position recognizing apparatus includes a WiFi module configured to receive signals from a plurality of WiFi APs, a WPS module configured to measure RSSI values of the signals received by the WiFi module, and estimate a position of a vehicle, and a WPS correction controller configured to correct the RSSI values measured by the WPS module to recognize the position of the vehicle.
    Type: Grant
    Filed: May 15, 2014
    Date of Patent: August 16, 2016
    Assignee: Hyundai Mobis Co., Ltd.
    Inventors: Jong Joo Kang, Kook Hee Han, Bong Hyun Cha
  • Publication number: 20160156607
    Abstract: An electronic device and a method for operating the electronic device are provided. The electronic device includes a secure memory including at least one profile, a processor configured to generate profile extended information for each of the at least one profile, based on profile information, update the profile extended information based on network information obtained by a network search, a memory configured to store the profile extended information, and a communication interface configured to perform the network search.
    Type: Application
    Filed: December 2, 2015
    Publication date: June 2, 2016
    Inventors: Dong Yeol KIM, Hyun Jae KIM, Jin Seub EUM, Soon Hyun CHA, Jin Ho KIM
  • Publication number: 20160150400
    Abstract: An electronic device is provided. The electronic device includes a first communication module configured to establish a communication channel to an external electronic device based on wired communications or short-range communications, a second communication module that supports a communication service provided via a base station; a control module configured to obtain a communication profile required for operating the second communication module using the external electronic device connected through the first communication module, and a memory configured to store the communication profile.
    Type: Application
    Filed: November 24, 2015
    Publication date: May 26, 2016
    Inventors: Soon Hyun CHA, Sun Min HWANG, Tae Sun YEOUM, Duckey LEE, Sang Soo LEE
  • Publication number: 20160127924
    Abstract: A method for determining a network status is provided. The method includes obtaining a period determined by a first processor of an electronic apparatus, using a second processor of the electronic apparatus, transmitting a preset message from the electronic apparatus to another apparatus in a network according to the determined period, using the second processor, determining the network status based on at least one of (i) whether or not a response to the preset message is received and (ii) information included in the response, using the second processor, and when the network status is determined to be abnormal, activating the first processor using the second processor.
    Type: Application
    Filed: November 3, 2015
    Publication date: May 5, 2016
    Inventors: Sun-Kee LEE, Sung-Hyuk SHIN, Myung-Su KANG, Sung-Ho SON, Heung-Sik SHIN, Su-Ha YOON, Soon-Hyun CHA, Sun-Min HWANG
  • Publication number: 20160105540
    Abstract: An electronic device is provided. The electronic device includes a memory that is configured to store subscriber identity module (SIM) information corresponding to a communications service provider that provides a network. The SIM information is received, via the network, from an external device. A processor-implemented manager module is operatively connected to the memory and is configured to change, based on at least the SIM information, at least a part of a user interface to be displayed through a display operatively connected to the electronic device.
    Type: Application
    Filed: October 2, 2015
    Publication date: April 14, 2016
    Inventors: Eun Seon KWON, Soon Hyun CHA, Jin Seub EUM, Kyung Jin CHO, Duck Young CHAI, Jong Hyuk SONG
  • Patent number: 9301353
    Abstract: A light emitting diode driving apparatus may include: a light emitting diode emitting light by receiving rectified power; a driver driving the light emitting diode based on a voltage level of the rectified power; and a controller limiting an operation of the driver based on a voltage applied to the driver and a hysteresis reference value.
    Type: Grant
    Filed: April 25, 2014
    Date of Patent: March 29, 2016
    Assignee: SOLUM CO., LTD
    Inventors: Deuk Hee Park, Sang Hyun Cha, Yun Joong Lee
  • Patent number: 9287777
    Abstract: The present invention relates to an average current controller, an average current control method and a buck converter using the average current controller. The average current controller includes a first comparator for generating a high H signal, a multivibrator for generating a TAVG pulse signal by receiving a high H signal outputted from the first comparator, a timing generator for generating a signal CH_ON to charge/discharge a capacitor by using at least the TAVG pulse signal, an integrator circuit unit for charging/discharging the capacitor, a second comparator for outputting a corresponding signal, an up/down counter for increasing or decreasing a counting value and a digital/analog converter for outputting by converting an output (digital signal) of the up/down counter into an analog signal.
    Type: Grant
    Filed: March 14, 2013
    Date of Patent: March 15, 2016
    Assignee: SOLUM CO., LTD.
    Inventors: Jong Tae Hwang, Chan Woo Park, Sang Hyun Cha, Deuk Hee Park, Yun Joong Lee