Patents by Inventor Hee-Suk Pang

Hee-Suk Pang 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: 10741786
    Abstract: A display device having an auxiliary electrode is provided. The display device may prevent the permeation of moisture through an over-coat layer exposing a portion of the auxiliary electrode. Thus, in the display device according to the embodiments of the present disclosure, the reliability may be improved.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: August 11, 2020
    Assignee: LG Display Co., Ltd.
    Inventor: Hee-Suk Pang
  • Publication number: 20190097168
    Abstract: A display device having an auxiliary electrode is provided. The display device may prevent the permeation of moisture through an over-coat layer exposing a portion of the auxiliary electrode. Thus, in the display device according to the embodiments of the present disclosure, the reliability may be improved.
    Type: Application
    Filed: September 14, 2018
    Publication date: March 28, 2019
    Inventor: Hee-Suk PANG
  • Patent number: 9940892
    Abstract: A flexible display device is disclosed which includes: a display unit; a support unit configured to selectively support the display unit; a connection unit configured to attach together one edge of the display unit and one edge of the support unit; and a driving unit connected to the other edge of the display unit and the other edge of the support unit and configured to control a plurality of operations. The plurality of operations includes a first operation, which allows the display unit and the support unit to come in contact with each other and to maintain a relatively flattened state of the display unit, and a second operation which enables the display unit and the support unit to be separated from each other for stowage.
    Type: Grant
    Filed: April 23, 2015
    Date of Patent: April 10, 2018
    Assignee: LG Display Co., Ltd.
    Inventor: Hee Suk Pang
  • Patent number: 9792918
    Abstract: Provided are an audio encoding method and apparatus and an audio decoding method and apparatus in which audio signals can be encoded or decoded so that sound images can be localized at any desired position for each object audio signal. The audio decoding method generating a third downmix signal by combining a first downmix signal extracted from a first audio signal and a second downmix signal extracted from a second audio signal; generating third object-based side information by combining first object-based side information extracted from the first audio signal and second object-based side information extracted from the second audio signal; converting the third object-based side information into channel-based side information; and generating a multi-channel audio signal using the third downmix signal and the channel-based side information.
    Type: Grant
    Filed: July 1, 2016
    Date of Patent: October 17, 2017
    Assignee: LG Electronics Inc.
    Inventors: Dong Soo Kim, Hee Suk Pang, Jae Hyun Lim, Sung Yong Yoon, Hyun Kook Lee
  • Patent number: 9747905
    Abstract: An apparatus for decoding an audio signal and method thereof are disclosed. The present invention includes receiving the audio signal and spatial information, identifying a type of modified spatial information, generating the modified spatial information using the spatial information, and decoding the audio signal using the modified spatial information, wherein the type of the modified spatial information includes at least one of partial spatial information, combined spatial information and expanded spatial information. Accordingly, an audio signal can be decoded into a configuration different from a configuration decided by an encoding apparatus. Even if the number of speakers is smaller or greater than that of multi-channels before execution of downmixing, it is able to generate output channels having the number equal to that of the speakers from a downmix audio signal.
    Type: Grant
    Filed: May 10, 2011
    Date of Patent: August 29, 2017
    Assignee: LG Electronics Inc.
    Inventors: Hee Suk Pang, Hyen O Oh, Dong Soo Kim, Jae Hyun Lim, Yang-Won Jung
  • Patent number: 9659568
    Abstract: A method of decoding an audio signal, and which includes extracting spectral data and a loss signal compensation parameter from an audio signal bitstream; detecting a loss signal based on the spectral data; generating first compensation data corresponding to the loss signal using a random signal based on the loss signal compensation parameter; generating a scale factor by adding a scale factor difference value to a scale factor reference value if the scale factor corresponds to a band quantized to zero, and the scale factor reference value is included in the loss signal compensation parameter; and generating second compensation data by applying the scale factor to the first compensation data.
    Type: Grant
    Filed: December 31, 2008
    Date of Patent: May 23, 2017
    Assignee: LG Electronics Inc.
    Inventors: Jae Hyun Lim, Dong Soo Kim, Hyun Kook Lee, Sung Yong Yoon, Hee Suk Pang
  • Patent number: 9626976
    Abstract: An encoding method and apparatus and a decoding method and apparatus are provided. The decoding method includes skipping extension information included in an input bitstream, extracting a three-dimensional (3D) down-mix signal and spatial information from the input bitstream, removing 3D effects from the 3D down-mix signal by performing a 3D rendering operation on the 3D down-mix signal, and generating a multi-channel signal using a down-mix signal obtained by the removal and the spatial information. Accordingly, it is possible to efficiently encode multi-channel signals with 3D effects and to adaptively restore and reproduce audio signals with optimum sound quality according to the characteristics of an audio reproduction environment.
    Type: Grant
    Filed: January 27, 2014
    Date of Patent: April 18, 2017
    Assignee: LG Electronics Inc.
    Inventors: Yang-Won Jung, Hee Suk Pang, Hyen O Oh, Dong Soo Kim, Jae Hyun Lim
  • Patent number: 9595267
    Abstract: Method and apparatus for processing audio signals are provided. The method for decoding an audio signal includes extracting a downmix signal and spatial information from a received audio signal, generating surround converting information using the spatial information and rendering the downmix signal to generate a pseudo-surround signal in a previously set rendering domain, using the surround converting information. The apparatus for decoding an audio signal includes a demultiplexing part extracting a downmix signal and spatial information from a received audio signal, an information converting part generating surround converting information using the spatial information and a pseudo-surround generating part rendering the downmix signal to generate a pseudo-surround signal in a previous set rendering domain, using the surround converting information.
    Type: Grant
    Filed: December 2, 2014
    Date of Patent: March 14, 2017
    Assignee: LG Electronics Inc.
    Inventors: Hyen-O Oh, Hee Suk Pang, Dong Soo Kim, Jae Hyun Lim, Yang-Won Jung
  • Publication number: 20160314793
    Abstract: Provided are an audio encoding method and apparatus and an audio decoding method and apparatus in which audio signals can be encoded or decoded so that sound images can be localized at any desired position for each object audio signal. The audio decoding method generating a third downmix signal by combining a first downmix signal extracted from a first audio signal and a second downmix signal extracted from a second audio signal; generating third object-based side information by combining first object-based side information extracted from the first audio signal and second object-based side information extracted from the second audio signal; converting the third object-based side information into channel-based side information; and generating a multi-channel audio signal using the third downmix signal and the channel-based side information.
    Type: Application
    Filed: July 1, 2016
    Publication date: October 27, 2016
    Applicant: LG Electronics Inc.
    Inventors: Dong Soo Kim, Hee Suk Pang, Jae Hyun Lim, Sung Yong Yoon, Hyun Kook Lee
  • Patent number: 9449601
    Abstract: An audio decoding method and apparatus and an audio encoding method and apparatus which can efficiently process object-based audio signals are provided. The audio decoding method includes receiving a downmix signal and object-based side information, the downmix signal comprising at least two downmix channel signals; extracting gain information from the object-based side information and generating modification information for modifying the downmix channel signals on a channel-by-channel basis based on the gain information; and modifying the downmix channel signals by applying the modification information to the downmix channel signals.
    Type: Grant
    Filed: June 16, 2014
    Date of Patent: September 20, 2016
    Assignee: LG Electronics Inc.
    Inventors: Dong Soo Kim, Hee Suk Pang, Jae Hyun Lim, Sung Yong Yoon, Hyun Kook Lee
  • Patent number: 9384742
    Abstract: Provided are an audio encoding method and apparatus and an audio decoding method and apparatus in which audio signals can be encoded or decoded so that sound images can be localized at any desired position for each object audio signal. The audio decoding method generating a third downmix signal by combining a first downmix signal extracted from a first audio signal and a second downmix signal extracted from a second audio signal; generating third object-based side information by combining first object-based side information extracted from the first audio signal and second object-based side information extracted from the second audio signal; converting the third object-based side information into channel-based side information; and generating a multi-channel audio signal using the third downmix signal and the channel-based side information.
    Type: Grant
    Filed: June 23, 2014
    Date of Patent: July 5, 2016
    Assignee: LG Electronics Inc.
    Inventors: Dong Soo Kim, Hee Suk Pang, Jae Hyun Lim, Sung Yong Yoon, Hyun Kook Lee
  • Publication number: 20160112820
    Abstract: A virtual sound image localization method in a two-dimensional (2D) space and three-dimensional (3D) space is provided. The virtual sound image localization method may include setting a reproduction region including at least one loudspeaker available in an output channel; dividing the reproduction region into a plurality of sub-regions; determining a sub-region in which a virtual sound source to be reproduced is located among the sub-regions; determining a panning coefficient used to reproduce the virtual sound source, based on the determined sub-region; and rendering an input signal based on the panning coefficient.
    Type: Application
    Filed: July 7, 2014
    Publication date: April 21, 2016
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jae Hyoun YOO, Yong Ju LEE, Jeong Il SEO, Kyeong Ok KANG, Keun Woo CHOI, Hee Suk PANG
  • Patent number: 9275648
    Abstract: A method of processing an audio signal is disclosed. The present invention includes receiving spectral data corresponding to a first band in a frequency band including the first band and a second band, determining a copy band based on frequency information of the copy band corresponding to a partial band of the first band, and generating spectral data of a target band corresponding to the second band using the spectral data of the copy band, wherein the copy band exists in an upper part of the first band.
    Type: Grant
    Filed: December 18, 2008
    Date of Patent: March 1, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Hyun Kook Lee, Dong Soo Kim, Sung Yong Yoon, Hee Suk Pang, Jae Hyun Lim
  • Publication number: 20150340004
    Abstract: A flexible display device is disclosed which includes: a display unit; a support unit configured to selectively support the display unit; a connection unit configured to attach together one edge of the display unit and one edge of the support unit; and a driving unit connected to the other edge of the display unit and the other edge of the support unit and configured to control a plurality of operations. The plurality of operations includes a first operation, which allows the display unit and the support unit to come in contact with each other and to maintain a relatively flattened state of the display unit, and a second operation which enables the display unit and the support unit to be separated from each other for stowage.
    Type: Application
    Filed: April 23, 2015
    Publication date: November 26, 2015
    Inventor: Hee Suk PANG
  • Patent number: 9031851
    Abstract: A method of processing a signal is disclosed. The present invention includes receiving a maximum number of band and a code value of at least one section length, calculating a bit number corresponding to the code value of the at least one section length using the maximum number of the band, and obtaining the section length information by decoding the code value of the section length based on the bit number. A method of processing a signal is disclosed. The present invention includes receiving factor information of a current frame, receiving flag information indicating whether a coding mode of the factor information is an absolute value mode or a relative value mode, and obtaining factor data of the current frame using factor data of a previous frame and the received factor information based on the flag information.
    Type: Grant
    Filed: September 22, 2008
    Date of Patent: May 12, 2015
    Assignee: LG Electronics Inc.
    Inventors: Sung Yong Yoon, Hee Suk Pang, Dong Soo Kim, Hyun Kook Lee, Jae Hyun Lim
  • Publication number: 20150088530
    Abstract: Method and apparatus for processing audio signals are provided. The method for decoding an audio signal includes extracting a downmix signal and spatial information from a received audio signal, generating surround converting information using the spatial information and rendering the downmix signal to generate a pseudo-surround signal in a previously set rendering domain, using the surround converting information. The apparatus for decoding an audio signal includes a demultiplexing part extracting a downmix signal and spatial information from a received audio signal, an information converting part generating surround converting information using the spatial information and a pseudo-surround generating part rendering the downmix signal to generate a pseudo-surround signal in a previous set rendering domain, using the surround converting information.
    Type: Application
    Filed: December 2, 2014
    Publication date: March 26, 2015
    Inventors: Hyen-O Oh, Hee Suk Pang, Dong Soo Kim, Jae Hyun Lim, Yang-Won Jung
  • Patent number: 8946722
    Abstract: An organic light emitting display device with enhanced luminous efficiency and color viewing angle and a method of manufacturing the same are disclosed. The method includes forming a first electrode of each of red, green, blue and white sub-pixels on a substrate, forming a white organic common layer on the first electrodes, and forming a second electrode on the white organic common layer, wherein the first electrodes each includes multiple transparent conductive layers and is formed such that a thickness of the first electrode of each of two sub-pixels among the red, green, blue and white sub-pixels is greater than a thickness of the first electrode of each of the other two sub-pixels, and at least two layers excluding the lowermost layer among the multiple transparent conductive layers of each first electrode are formed to cover opposite sides of the lowermost layer.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: February 3, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Seung-Hyun Kim, Byung-Chul Ahn, Chang-Wook Han, Hee-Suk Pang, Hong-Seok Choi, Yoon-Heung Tak, Mi-Young Han, Tae-Shick Kim
  • Patent number: 8917874
    Abstract: Method and apparatus for processing audio signals are provided. The method for decoding an audio signal includes extracting a downmix signal and spatial information from a received audio signal, generating surround converting information using the spatial information and rendering the downmix signal to generate a pseudo-surround signal in a previously set rendering domain, using the surround converting information. The apparatus for decoding an audio signal includes a demultiplexing part extracting a downmix signal and spatial information from a received audio signal, an information converting part generating surround converting information using the spatial information and a pseudo-surround generating part rendering the downmix signal to generate a pseudo-surround signal in a previously set rendering domain, using the surround converting information.
    Type: Grant
    Filed: May 25, 2006
    Date of Patent: December 23, 2014
    Assignee: LG Electronics Inc.
    Inventors: Hyen O Oh, Hee Suk Pang, Dong Soo Kim, Jae Hyun Lim, Yang-Won Jung
  • Patent number: 8916876
    Abstract: According to the present invention, there is provided a white organic light emitting diode (W-OLED) display device for effectively blocking outgas generated from a color filter using silicon nitride having a low water vapor transmission rate as a passivation layer instead of a planarization layer which is an organic insulating layer, and a method of fabricating the same.
    Type: Grant
    Filed: December 22, 2011
    Date of Patent: December 23, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Eun-Ju Jeon, Hee-Suk Pang
  • Patent number: 8865486
    Abstract: The present application relates to a method for fabricating an organic light emitting display device, comprising: forming a drive thin film transistor on a substrate at a non-light emission region; forming a protective layer on the substrate; forming a color filter on the protective layer; forming a planarizing layer on a protective layer including the color filter; selectively removing the protective layer and the light compensating layer to form a first drain contact hole which exposes a drain electrode of the drive thin film transistor; forming a light compensating layer on the planarizing layer to have a second drain contact hole which exposes the first contact hole, and a dummy hole to expose the planarizing layer; and forming an organic light emitting element on the light compensating layer to be in contact with the drain electrode through the first and second drain contact holes.
    Type: Grant
    Filed: April 22, 2014
    Date of Patent: October 21, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Jun-Jung Kim, Hee-Suk Pang