Patents by Inventor Jae-phil Koo

Jae-phil Koo 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: 9253806
    Abstract: 3D glasses and a method of controlling power and pairing thereof are provided. The method of controlling power and pairing includes: restricting supply of a specific power of 3D glasses; performing, by the 3D glasses, pairing with a display apparatus; and if it is determined that the pairing is performed, lifting the restriction on the supply of the specific power. Therefore, a user may perform pairing between the 3D glasses and the 3D display apparatus easily and prevent power of the 3D glasses from being unnecessarily wasted.
    Type: Grant
    Filed: October 8, 2014
    Date of Patent: February 2, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nak-won Choi, Jae-phil Koo, Tae-hyeun Ha, Jung-jin Park
  • Patent number: 8970683
    Abstract: Disclosed is a method of controlling a display apparatus, a display apparatus and shutter glasses, the method including: establishing a pairing with three dimensional (3D) glasses; receiving first information related to at least one of an operation, a status and a structure of the 3D glasses; storing the first information; and displaying based on the first information, wherein the first information includes information about one of the 3D glasses and the display apparatus.
    Type: Grant
    Filed: September 12, 2011
    Date of Patent: March 3, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Bong-hwan Cho, Jae-phil Koo, Kang-wook Chun, Tae-hyeun Ha, Hyung-rae Kim
  • Publication number: 20150024691
    Abstract: 3D glasses and a method of controlling power and pairing thereof are provided. The method of controlling power and pairing includes: restricting supply of a specific power of 3D glasses; performing, by the 3D glasses, pairing with a display apparatus; and if it is determined that the pairing is performed, lifting the restriction on the supply of the specific power. Therefore, a user may perform pairing between the 3D glasses and the 3D display apparatus easily and prevent power of the 3D glasses from being unnecessarily wasted.
    Type: Application
    Filed: October 8, 2014
    Publication date: January 22, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nak-won CHOI, Jae-phil KOO, Tae-hyeun HA, Jung-jin PARK
  • Patent number: 8892039
    Abstract: 3D glasses and a method of controlling power and pairing thereof are provided. The method of controlling power and pairing includes: restricting supply of a specific power of 3D glasses; performing, by the 3D glasses, pairing with a display apparatus; and if it is determined that the pairing is performed, lifting the restriction on the supply of the specific power. Therefore, a user may perform pairing between the 3D glasses and the 3D display apparatus easily and prevent power of the 3D glasses from being unnecessarily wasted.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: November 18, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Nak-won Choi, Jae-phil Koo, Tae-hyeun Ha, Jung-jin Park
  • Patent number: 8798160
    Abstract: A method and apparatus for adjusting parallax of a three-dimensional (3D) video are provided. The method including receiving an input of a 3D video sequence; determining whether a scene transition occurs between a previous frame and a current frame of the 3D video sequence; if it is determined that the scene transition occurs between the previous frame and the current frame, determining and comparing first depth information of a previous scene which includes the previous frame and second depth information of a current scene which includes the current frame; and, based on a result of the comparing, selectively adjusting depth information of at least one of the frames of the previous scene and the frames of the current scene in consideration of a difference between the first depth information and the second depth information.
    Type: Grant
    Filed: November 8, 2010
    Date of Patent: August 5, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae-phil Koo, Dae-sik Kim
  • Patent number: 8780173
    Abstract: Provided is a method of reducing fatigue resulting from viewing a three-dimensional (3D) image display. The method includes: obtaining low visual fatigue parameter information on a frame section including at least one frame of a received 3D image; obtaining disparity vector information on each frame of the 3D image; and determining a disparity minimum limit value and a disparity maximum limit value with respect to the 3D image.
    Type: Grant
    Filed: February 8, 2013
    Date of Patent: July 15, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yong-tae Kim, Jae-seung Kim, Jae-phil Koo, Dae-sik Kim
  • Patent number: 8746887
    Abstract: A stereoscopic image projection system including: a beam projector for projecting a left eye image and a right eye image in a side by side format; a stereoscopic image adaptor for alternately projecting the left eye image and the right eye image onto a screen in a time sequence; and a shutter controller for synchronizing a time sequential operation of the stereoscopic image adaptor and opening and closing of right and left shutters of a user shutter glasses.
    Type: Grant
    Filed: July 23, 2010
    Date of Patent: June 10, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sergey Shestak, Dae-sik Kim, Kyung-hoon Cha, Jae-phil Koo
  • Patent number: 8687043
    Abstract: A method of generating a stereoscopic image signal and scaling the same includes receiving a left-eye image signal and a right-eye image signal, generating a progressive stereoscopic image signal by multiplexing the left-eye image signal and the right-eye image signal, and scaling up or down the progressive stereoscopic image signal. Accordingly, it is possible to simplify a structure of an apparatus to generate the stereoscopic image signal and reduce manufacturing costs of the apparatus to generate the stereoscopic image signal.
    Type: Grant
    Filed: February 11, 2011
    Date of Patent: April 1, 2014
    Assignee: SAMSUNG Electronics Co., Ltd.
    Inventors: Sung-sik Kim, Tae-hyeun Ha, Jae-phil Koo
  • Patent number: 8553074
    Abstract: Provided is an auto stereoscopic display improving brightness, including: a left eye pixel including a plurality of first color sub pixels and a first white sub pixel; a right eye pixel including a plurality of second color sub pixels and a second white sub pixel; and a viewing field separating unit which separates a viewing field of a left image formed by the left eye pixel and a viewing field of a right image formed by the right eye pixel.
    Type: Grant
    Filed: February 6, 2008
    Date of Patent: October 8, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung-hoon Cha, Dae-sik Kim, Sergey Shestak, Seon-deok Hwang, Jae-seung Kim, Sang-moo Park, Jae-phil Koo
  • Patent number: 8441521
    Abstract: Provided is a method and apparatus for determining stereo views of a stereoscopic image. The method includes: selecting a pair of first and second images from a pair of frames of the stereoscopic image, the pair of frames including a base view image and an additional view image. The method further includes determining which of the first image and the second image is the base view image and which of the first image and the second image is the additional view image based on a parallax between the pair of first and second images.
    Type: Grant
    Filed: November 3, 2008
    Date of Patent: May 14, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yong-tae Kim, Sang-moo Park, Dae-sik Kim, Jae-seung Kim, Jae-phil Koo
  • Patent number: 8390674
    Abstract: Provided is a method of reducing fatigue resulting from viewing a three-dimensional (3D) image display. The method includes: obtaining low visual fatigue parameter information on a frame section including at least one frame of a received 3D image; obtaining disparity vector information on each frame of the 3D image; and determining a disparity minimum limit value and a disparity maximum limit value with respect to the 3D image.
    Type: Grant
    Filed: July 23, 2008
    Date of Patent: March 5, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yong-tae Kim, Jae-seung Kim, Jae-phil Koo, Dae-sik Kim
  • Publication number: 20130038608
    Abstract: Three-dimensional glasses include a first driving portion that receives a sync signal from an image display apparatus on which a three-dimensional image is displayed, and generates and outputs a timing signal using the received sync signal; a second driving portion that receives an input voltage and outputs the input voltage using the timing signal; a storage portion that stores information for pairing with the image display apparatus and outputs the stored information on request of the first driving portion; and a lens portion having left and right eye glasses that alternately perform on and off operation based on the output voltage of the second driving portion, wherein the second driving portion and the storage portion are configured of a single chip.
    Type: Application
    Filed: August 10, 2012
    Publication date: February 14, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nak-won CHOI, Jung-jin PARK, Jae-phil KOO, Kwan-sik MIN, Tae-hyeun HA
  • Publication number: 20120242811
    Abstract: Disclosed is a method of controlling a display apparatus, a display apparatus and shutter glasses, the method including: establishing a pairing with three dimensional (3D) glasses; receiving first information related to at least one of an operation, a status and a structure of the 3D glasses; storing the first information; and displaying based on the first information, wherein the first information includes information about one of the 3D glasses and the display apparatus.
    Type: Application
    Filed: September 12, 2011
    Publication date: September 27, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Bong-hwan CHO, Jae-phil KOO, Kang-wook CHUN, Tae-hyeun HA, Hyung-rae KIM
  • Patent number: 8274461
    Abstract: An apparatus and method for driving a liquid crystal display to improve the quality of moving pictures are provided. The apparatus includes a transition check unit that determines whether an input image signal between a first frame and a second frame has changed and whether an input image signal between the second frame and a third frame has changed; an overdrive control unit that overdrives the input image signal in the second frame in an overdrive direction if the transition check unit determines that the input image signal between the first and second frames has changed, wherein the overdrive direction is one of an upper direction and lower direction; and an overdrive compensation unit that changes the input image signal in the third frame in an opposite direction to the overdrive direction if the transition check unit determines that the input image signal between the second and third frames has not changed.
    Type: Grant
    Filed: June 11, 2007
    Date of Patent: September 25, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Tae-hyeun Ha, Sergey Shestak, Dae-sik Kim, Sung-yong Jung, Jae-phil Koo
  • Patent number: 8253652
    Abstract: A volumetric three-dimensional display panel and a volumetric three-dimensional display system employing the volumetric three-dimensional display panel are provided, wherein the volumetric three-dimensional display panel is formed by stacking a plurality of transparent flat display panels, such as, organic light-emitting devices. In the volumetric three-dimensional display panel, two-dimensional images are displayed on the transparent three-dimensional display panels, respectively, to form a single three-dimensional image.
    Type: Grant
    Filed: November 30, 2005
    Date of Patent: August 28, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae-phil Koo, Dae-sik Kim, Su-gun Kim
  • Publication number: 20120208465
    Abstract: 3D glasses and a method of controlling power and pairing thereof are provided. The method of controlling power and pairing includes: restricting supply of a specific power of 3D glasses; performing, by the 3D glasses, pairing with a display apparatus; and if it is determined that the pairing is performed, lifting the restriction on the supply of the specific power. Therefore, a user may perform pairing between the 3D glasses and the 3D display apparatus easily and prevent power of the 3D glasses from being unnecessarily wasted.
    Type: Application
    Filed: September 23, 2011
    Publication date: August 16, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nak-won CHOI, Jae-phil KOO, Tae-hyeun HA, Jung-jin PARK
  • Patent number: 8218096
    Abstract: Provided are a 2D (2-dimensional)/3D (3-dimensional) display apparatus using a scanning backlight and a method of controlling the same. The apparatus sequentially includes a backlight which is capable of scanning and irradiating polarized light, a retarder which transmits light emitted from the backlight as phase-maintained light and phase-delayed light, a lenticular array which transmits light from the retarder as directional light, and a display panel which displays an inputted image and which is illuminated by light being transmitted through the lenticular array. The backlight includes a plurality of light guide plates which are independently disposed and arranged in parallel with one another, a plurality of light sources which are provided for the respective light guide plates and emit light, and a plurality of polarization filters which are arranged in front of the respective light guide plates.
    Type: Grant
    Filed: January 3, 2008
    Date of Patent: July 10, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung-hoon Cha, Sergey Chestak, Dae-sik Kim, Jae-phil Koo, Seon-deok Hwang
  • Patent number: 8199138
    Abstract: Provided are an apparatus and method for driving a 2-dimensional (2D)/3-dimensional (3D) switchable display for improving the quality of image. The apparatus for driving a 2D/3D switchable display includes: an image mode determination unit determining whether input image signals of continuous frames are in a 2D mode or 3D mode; and an over-driving control unit over-driving the input image signal of a current differently according to the determined image mode. According to the apparatus and method, the response time in each of the 2D mode and the 3D mode can be increased, while motion blur and cross-talk effects can be decreased, thereby improving the quality of image.
    Type: Grant
    Filed: November 15, 2007
    Date of Patent: June 12, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae-phil Koo, Dae-sik Kim, Jae-seung Kim, Sang-moo Park, Sergey Chestak
  • Publication number: 20120098824
    Abstract: Shutter glasses for viewing a stereoscopic image and a display system including the same are provided. The shutter glasses include a left eye shutter; a right eye shutter; a light receiving part which receives a control signal emitted from a display apparatus; an optical element which is disposed to face the light receiving part and changes a traveling path of light incident on the optical element such that light emitted from the display apparatus is incident on the light receiving part and light emitted from a source other than the display apparatus is not incident on the light receiving part; and a control part which controls opening/closing of the left eye shutter and the right eye shutter based on the control signal received by the light receiving part.
    Type: Application
    Filed: June 6, 2011
    Publication date: April 26, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae-phil KOO, Tae-hyeun HA, Jung-jin PARK, Nak-won CHOI
  • Patent number: 8116557
    Abstract: Provided are an image processing apparatus and method which can adjust the disparity of an input three-dimensional (3D) image and stably display the 3D image. The image processing apparatus includes: an image dividing unit receiving a 3D image and dividing the 3D image into a left-eye image and a right-eye image; a histogram generation unit estimating disparities between the left-eye image and the right-eye image, measuring a frequency with which the estimated disparities occur, and generating a histogram of the disparities and the frequency; a horizontal movement value determination unit determining a horizontal movement value for the left-eye image and the right-eye image using the generated histogram; and a horizontal movement unit moving the left-eye image and the right-eye image horizontally based on the determined horizontal movement value. The image processing apparatus can control convergence of an image to enhance 3D effects and reduce eye fatigue.
    Type: Grant
    Filed: October 12, 2006
    Date of Patent: February 14, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Tao-hyeun Ha, Jae-phil Koo