Patents by Inventor Jeong-Hwan Lee

Jeong-Hwan Lee 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: 8675793
    Abstract: Disclosed are a MIMO communication system and a method of controlling the same.
    Type: Grant
    Filed: August 20, 2009
    Date of Patent: March 18, 2014
    Assignee: LG Innotek Co., Ltd.
    Inventors: Jeong Hoon Cho, Ja Kwon Ku, Kyung Suk Kim, Gil Sang Yoon, Jeong Hwan Lee, In Tae Hwang
  • Patent number: 8620439
    Abstract: An apparatus, method, and medium for generating electrical stimulation, including an electromyogram detector detecting an electromyographic signal of a body, a fatigue index calculator calculating a fatigue index indicating a degree of muscle fatigue by converting the electromyographic signal detected by the electromyogram detector during a predetermined time unit into a frequency-domain electromyographic signal, and an electrical stimulation signal generator adjusting an electrical stimulation signal according to the calculated fatigue index and generating the electrical stimulation signal.
    Type: Grant
    Filed: March 4, 2009
    Date of Patent: December 31, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jeong-hwan Lee, Kun-soo Shin, Wan-taek Han, Hyung-sok Yeo, Jin-sang Whang
  • Patent number: 8582513
    Abstract: A technology for inter-cell interference control is provided. In one general aspect, the inter-cell interference may be controlled by resource allocation scheduling or power management. A cell may be divided into a plurality of regions. A constant available resource band and a selectively available band are allocated to each region. Each of the allocated resource bands is assigned with an interference characteristic. The resource allocation scheduling and the power management are performed according to the resources allocated to the respective regions and the interference characteristics assigned to the respective resources.
    Type: Grant
    Filed: December 11, 2009
    Date of Patent: November 12, 2013
    Assignees: Electronics and Telecommunications Research Institute, Industry Foundation of Chonnam National University
    Inventors: Soon-gi Park, Yeon-seung Shin, Hyung-sub Kim, Yeong-jin Kim, In-tae Hwang, Gil-sang Yoon, Jeong-hwan Lee
  • Publication number: 20130252656
    Abstract: A method for managing a direct communication group in a wireless terminal includes searching for a direct communication group, collecting connection information of the direct communication group, and connecting to the terminal of the direct communication group without further user selection. An apparatus to manage a direct communication group may directly connect to a wireless terminal with the selection of a direct communication group. A method for managing a direct communication group in a terminal includes: displaying information of at least one direct communication group including at least one peripheral terminal; searching for the peripheral terminal of a selected direct communication group; directly connecting to the peripheral terminal according to selected information of the direct communication group.
    Type: Application
    Filed: January 14, 2013
    Publication date: September 26, 2013
    Applicant: Pantech Co., Ltd.
    Inventors: Jeong-Hwan LEE, Hyun-Seok Seo
  • Publication number: 20130231782
    Abstract: Embodiments of the present invention generally relate to communications systems and methods for monitoring and/or controlling a multitude of functionalities within various facilities and/or buildings. More particularly, the present invention relates to communications systems and methods for remotely monitoring and/or controlling a plurality of site functionalities relating to various utility, security, maintenance, etc., systems within a town or city.
    Type: Application
    Filed: February 26, 2013
    Publication date: September 5, 2013
    Applicant: LG CNS CO., LTD.
    Inventors: Jeong Hwan Lee, Hwan Ki Yu, Jun-Ho Moon, Kyung Hwa Yang
  • Patent number: 8520893
    Abstract: Provided are a system and method for detecting an object. The method includes selecting a macroscopic scan mode in which there are a small number of divided regions or a microscopic scan mode in which there are a large number of divided regions according to complexity of a background including an object to be detected, dividing an input image into one or more regions according to the selected scan mode, merging adjacent regions having similar characteristics among the divided regions, extracting a search region by excluding a region having a high probability that the object to be detected does not exist from the divided or merged regions, extracting feature data including a feature vector for detecting the object in the search region, and detecting the object in the search region using the extracted feature data.
    Type: Grant
    Filed: November 18, 2010
    Date of Patent: August 27, 2013
    Assignees: Electronics and Telecommunications Research Institute, Andong University Industry-Academic Cooperation Foundation
    Inventors: Jung Hee Suk, Chun Gi Lyuh, Ik Jae Chun, Jeong Hwan Lee, Jae Chang Shim, Mi Soon Choi, Wook Jin Chung, Yeung Hak Lee, Tae Moon Roh
  • Patent number: 8520128
    Abstract: Disclosed are an auto focus (AF) module and a photographing apparatus employing the same. The AF module may include an AF sensor having a plurality of AF pixels and a controller. The controller receives an information regarding the amount of light respectively received by the light receiving elements of one or more of the plurality of AF pixels from the one or more of the plurality of AF pixels. The controller of the AF sensor may be configured to control the operations, e.g., the light exposure timing, of the plurality of AF pixels based on the information received from the AF pixels.
    Type: Grant
    Filed: December 7, 2009
    Date of Patent: August 27, 2013
    Assignees: Samsung Electronics Co., Ltd., Industry-Academic Cooperation Foundation, Yonsei University
    Inventors: Il-Do Kim, Ki-Sub Song, Gun-Hee Han, Jin-Min Cheon, Jeong-Hwan Lee
  • Publication number: 20130124703
    Abstract: The present invention provides a method and apparatus for setting up a gateway for an AUTOS AR-based vehicle network. The apparatus for setting up the gateway includes a candidate selection unit for selecting an Electronic Control Unit (ECU) connected to at least two communication clusters, from among a plurality of ECUs, as a gateway candidate, and a gateway generation unit for generating a gateway instance with reference to the ECU selected by the candidate selection unit, and generating a gateway meta-model including the gateway instance based on instance generation input values entered by a user.
    Type: Application
    Filed: July 31, 2012
    Publication date: May 16, 2013
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Joo-Chul LEE, Jeong-Hwan LEE, Hyun-Yong HWANG, Tae-Man HAN
  • Patent number: 8432471
    Abstract: A CMOS image sensor includes a photodiode, a switch configured to transfer a signal sensed by the photodiode to a sensing node, and a comparator electrically and directly connected to the sensing node and configured to compare the sensed signal of the sensing node and a ramp signal. Reset offset of the comparator is maintained at a constant offset voltage level during an initialization mode.
    Type: Grant
    Filed: July 1, 2010
    Date of Patent: April 30, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung hyun Lim, Jeong hwan Lee, Kun hee Cho, Gun Hee Han, Kwi Sung Yoo, Seog heon Ham
  • Publication number: 20120081542
    Abstract: The obstacle detecting system includes a first image acquiring unit which acquires first image information by selectively receiving a laser beam emitted from at least one laser source toward a road surface at a target distance; a second image acquiring unit which acquires an image of actual surroundings as second image information; an image recognizing unit which recognizes an image of an obstacle by performing 3-D image recognition signal processing on line information of the laser beam using the first image information, and recognizes a pattern of the obstacle by performing pattern recognition signal processing on the second image information; and a risk determining unit which determines a possibility of collision due to presence of the obstacle within the target distance by classifying the recognized obstacles according to whether or not the image-recognized obstacle is matched with the pattern-recognized obstacle.
    Type: Application
    Filed: July 8, 2011
    Publication date: April 5, 2012
    Applicants: ANDONG UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION, Electronics and Telecommunications Research Institute
    Inventors: Jung Hee SUK, Chun Gi Lyuh, Ik Jae Chun, Wook Jin Chung, Jeong Hwan Lee, Jae Chang Shim, Tae Moon Roh
  • Publication number: 20120076408
    Abstract: Provided are a system and method for detecting an object. The method includes selecting a macroscopic scan mode in which there are a small number of divided regions or a microscopic scan mode in which there are a large number of divided regions according to complexity of a background including an object to be detected, dividing an input image into one or more regions according to the selected scan mode, merging adjacent regions having similar characteristics among the divided regions, extracting a search region by excluding a region having a high probability that the object to be detected does not exist from the divided or merged regions, extracting feature data including a feature vector for detecting the object in the search region, and detecting the object in the search region using the extracted feature data.
    Type: Application
    Filed: November 18, 2010
    Publication date: March 29, 2012
    Applicants: ANDONG UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION, Electronics and Telecommunications Research Institute
    Inventors: Jung Hee SUK, Chun Gi Lyuh, Ik Jae Chun, Jeong Hwan Lee, Jae Chang Shim, Mi Soon Choi, Wook Jin Chung, Yeung Hak LEE, Tae Moon Roh
  • Publication number: 20110211657
    Abstract: Disclosed are a MIMO communication system and a method of controlling the same.
    Type: Application
    Filed: August 20, 2009
    Publication date: September 1, 2011
    Applicant: LG Innotek Co., Ltd
    Inventors: Jeong Hoon Cho, Ja Kwon Ku, Kyung Suk Kim, Gil Sang Yoon, Jeong Hwan Lee, In Tae Hwang
  • Patent number: 7967489
    Abstract: An optical sheet includes a base film, a plurality of prism patterns and a plurality of first embossing patterns. The prism patterns are formed on an upper surface of the base film. Each of the prism patterns has the shape of a trigonal prism and includes a first inclined surface and a second inclined surface. The first and second inclined surfaces are inclined with respect to the upper surface of the base film and meet each other at a peak portion. First embossing patterns are formed at the peak portion.
    Type: Grant
    Filed: May 8, 2008
    Date of Patent: June 28, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dong-Hoon Kim, Jin-Sung Choi, Jeong-Hwan Lee, Seung-Mo Kim
  • Publication number: 20110144859
    Abstract: The present invention provides an apparatus and method for predicting a moving direction of another vehicle running on a carriageway adjacent to a user's vehicle using periodically acquired image information around the user's vehicle, and performing a control process of preventing collision of the user's vehicle when a moving direction of the user's vehicle crosses the moving direction of the other vehicle.
    Type: Application
    Filed: May 13, 2010
    Publication date: June 16, 2011
    Applicants: Electronics and Telecommunications Research Institue, Andong University Industry-Academic Cooperation Foundation
    Inventors: Jung Hee SUK, Ik Jae CHUN, Chun Gi LYUH, Soon Il YEO, Wook Jin CHUNG, Jeong Hwan LEE, Jae Chang SHIM, Tae Moon ROH
  • Patent number: 7905651
    Abstract: A diffusively reflective film includes a base film, a light reflection layer and a light diffusion layer. The base film is flexible. The light reflection layer is disposed on the base film. The light reflection film reflects a first light. The light diffusion layer is disposed on the light reflection layer. The light diffusion layer diffuses the first light to form a second light. The diffusively reflective film may be bent to cover the light guide plate without being broken so as to increase the amount of light. Thus, a display quality is enhanced. Further, the diffusively reflective film covers the first side face, the second side face and the first face of light guide plate at once. Thus, productivity is enhanced and its manufacturing cost is reduced.
    Type: Grant
    Filed: October 25, 2007
    Date of Patent: March 15, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byung-Woong Han, Kyu-Seok Kim, Jeong-Hwan Lee, Young-Bee Chu
  • Publication number: 20110043676
    Abstract: A CMOS image sensor includes a photodiode, a switch configured to transfer a signal sensed by the photodiode to a sensing node, and a comparator electrically and directly connected to the sensing node and configured to compare the sensed signal of the sensing node and a ramp signal. Reset offset of the comparator is maintained at a constant offset voltage level during an initialization mode.
    Type: Application
    Filed: July 1, 2010
    Publication date: February 24, 2011
    Applicants: SAMSUNG ELECTRONICS CO., LTD., INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Seung hyun LIM, Jeong hwan LEE, Kun hee CHO, Gun Hee HAN, Kwi Sung YOO, Seog heon HAM
  • Patent number: 7880832
    Abstract: A polarizing plate includes a base layer, a buffer layer and a plurality of conductive lattice lines. The buffer is formed on the base layer. The conductive lattice lines are formed on the buffer layer in a stripe shape to reflect and polarize incident light. The buffer layer protects the conductive lattice lines. The conductive lattice lines include a silver (Ag) layer or an aluminum (Al) layer. Therefore, the buffer layer protects the conductive lattice lines, so that the lifetime of the polarizing plate may be increased. Furthermore, the display quality of a display panel and a display device having the polarizing plate may be enhanced.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: February 1, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Joong-Hyun Kim, Jin-Sung Choi, Jeong-Hwan Lee, Seung-Mo Kim, Jin-Mi Jung, Kang-Woo Lee
  • Patent number: 7826003
    Abstract: Disclosed are a back light assembly for preventing discoloration and deformation caused by heat generated from a lamp, and a liquid crystal display device for displaying an enhanced image. The back light assembly includes a receiving container, a lamp, a glass substrate and a diffuser. The receiving container has a receiving space. The lamp for generating the light is disposed in the receiving space. The glass substrate is interposed between the liquid crystal display panel and the lamp. The diffuser diffuses the light generated by the lamp so as to unify a luminance distribution of the liquid crystal display panel. The liquid crystal display device includes the back light assembly.
    Type: Grant
    Filed: January 14, 2008
    Date of Patent: November 2, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jeong-Hwan Lee, Keun-Woo Lee, Jong-Dae Park, Jae-Ho Jung, Tae-Jin Lee, Chang-Young Bang
  • Patent number: 7771078
    Abstract: There is provided a lamp fixing holder. A lamp fixing holder for fixes a lamp to a receiving container. The lamp provides a liquid crystal display panel with light. The lamp includes a first portion of a face and a second portion of the face. The light emitted from the first portion of the face advances toward the liquid crystal display panel. The lamp fixing holder comprises a lamp fixing body and a fixing member. The lamp fixing body holds a third portion of the face of the lamp. The second portion includes the third portion. The fixing member fixes the lamp fixing body to the receiving container. The lamp fixing holder according to the present invention fixes the lamp so that the lamp does not sway, while minimizing an amount of light that is shielded by the lamp fixing holder.
    Type: Grant
    Filed: July 23, 2007
    Date of Patent: August 10, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jeong-Hwan Lee, Jong-Dae Park, Yong-Il Kim, Chang-Young Bang, Tae-Jin Lee, Yong-Seok Choi, Jae-Ho Jung, Keun-Woo Lee, Jae-Sang Lee
  • Publication number: 20100182489
    Abstract: Disclosed are an auto focus (AF) module and a photographing apparatus employing the same. The AF module may include an AF sensor having a plurality of AF pixels and a controller. The controller receives an information regarding the amount of light respectively received by the light receiving elements of one or more of the plurality of AF pixels from the one or more of the plurality of AF pixels. The controller of the AF sensor may be configured to control the operations, e.g., the light exposure timing, of the plurality of AF pixels based on the information received from the AF pixels.
    Type: Application
    Filed: December 7, 2009
    Publication date: July 22, 2010
    Applicants: SAMSUNG ELECTRONICS CO., LTD., INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSET UNIVERSITY
    Inventors: Il-Do KIM, Ki-Sub Song, Gun-Hee Han, Ji-Min Cheon, Jeong-Hwan Lee