Patents by Inventor Jae Yoon Oh
Jae Yoon Oh 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: 11949881Abstract: The present invention discloses an encoding apparatus using a Discrete Cosine Transform (DCT) scanning, which includes a mode selection means for selecting an optimal mode for intra prediction; an intra prediction means for performing intra prediction onto video inputted based on the mode selected in the mode selection means; a DCT and quantization means for performing DCT and quantization onto residual coefficients of a block outputted from the intra prediction means; and an entropy encoding means for performing entropy encoding onto DCT coefficients acquired from the DCT and quantization by using a scanning mode decided based on pixel similarity of the residual coefficients.Type: GrantFiled: April 1, 2021Date of Patent: April 2, 2024Assignees: Electronics and Telecommunications Research Institute, Kwangwoon University Research Institute for Industry Cooperation, Industry-Academia Cooperation Group of Sejong UniversityInventors: Se-Yoon Jeong, Hae-Chul Choi, Jeong-Il Seo, Seung-Kwon Beack, In-Seon Jang, Jae-Gon Kim, Kyung-Ae Moon, Dae-Young Jang, Jin-Woo Hong, Jin-Woong Kim, Yung-Lyul Lee, Dong-Gyu Sim, Seoung-Jun Oh, Chang-Beom Ahn, Dae-Yeon Kim, Dong-Kyun Kim
-
Patent number: 11944661Abstract: The present invention provides a pharmaceutical composition for prevention or treatment of a stress disease and depression, the pharmaceutical composition be safely useable without toxicity and side effects by using an extract of leaves of Vaccinium bracteatum Thunb., which is natural resource of Korea, so that the reduction of manufacturing and production costs and the import substitution and export effects can be expected through the replacement of a raw material for preparation with a plant inhabiting in nature.Type: GrantFiled: February 7, 2018Date of Patent: April 2, 2024Assignee: JEONNAM BIOINDUSTRY FOUNDATIONInventors: Chul Yung Choi, Dool Ri Oh, Yu Jin Kim, Eun Jin Choi, Hyun Mi Lee, Dong Hyuck Bae, Kyo Nyeo Oh, Myung-A Jung, Ji Ae Hong, Kwang Su Kim, Hu Won Kang, Jae Yong Kim, Sang O Pan, Sung Yoon Park, Rack Seon Seong
-
Patent number: 11190712Abstract: Disclosed herein is an illumination state monitoring apparatus, the illumination state monitoring apparatus, including a dual band pass filter having a first pass band in the visible wavelength area and having a second pass band in the infrared wavelength area, an optical sensor detecting light having passed through the dual band pass filter through a three primary color pixel and an infrared pixel, and a processor deducting an intensity value of a signal detected by the infrared pixel from an intensity value of a signal detected by the three primary color pixel, calculating an illuminance parameter, and determining an illumination state on the basis of the illuminance parameter, wherein sensitivity of the three primary color pixel toward light having passed through the second pass band and sensitivity of the infrared pixel toward light having passed through the second pass band are within a predetermined range.Type: GrantFiled: January 10, 2020Date of Patent: November 30, 2021Assignee: LG ELECTRONICS INC.Inventor: Jae Yoon Oh
-
Publication number: 20210127076Abstract: Disclosed herein is an illumination state monitoring apparatus, the illumination state monitoring apparatus, including a dual band pass filter having a first pass band in the visible wavelength area and having a second pass band in the infrared wavelength area, an optical sensor detecting light having passed through the dual band pass filter through a three primary color pixel and an infrared pixel, and a processor deducting an intensity value of a signal detected by the infrared pixel from an intensity value of a signal detected by the three primary color pixel, calculating an illuminance parameter, and determining an illumination state on the basis of the illuminance parameter, wherein sensitivity of the three primary color pixel toward light having passed through the second pass band and sensitivity of the infrared pixel toward light having passed through the second pass band are within a predetermined range.Type: ApplicationFiled: January 10, 2020Publication date: April 29, 2021Applicant: LG ELECTRONICS INC.Inventor: Jae Yoon OH
-
Patent number: 9641754Abstract: A monitoring camera for generating a 3-dimensional (3D) image and a method of generating a 3D image using the same are provided. The monitoring camera includes: an imaging unit that is configured to laterally rotate and photograph an object to generate at least two images; and a controller that captures overlapping portions of images generated by the imaging unit, and generates a 3-dimensional (3D) image based on the overlapping portions.Type: GrantFiled: March 23, 2012Date of Patent: May 2, 2017Assignee: Hanwha Techwin Co., Ltd.Inventor: Jae-yoon Oh
-
Patent number: 9436894Abstract: Provided are an image alignment apparatus and an image alignment method using the same. The image alignment apparatus includes a first conversion function estimation unit for estimating a first conversion function based on feature point information that is extracted from a first image, which is captured by using a first image sensor, and a second image, which is captured by using a second image; and a second conversion function estimation unit for estimating a second conversion function based on motion information that is extracted from the first image and the second image.Type: GrantFiled: February 11, 2014Date of Patent: September 6, 2016Assignee: Hanwha Techwin Co., Ltd.Inventors: Joon Sung Lee, Jae Yoon Oh, Gon Soo Kim
-
Patent number: 9420185Abstract: A system for compensating for image blur, the system including: a movement detector which an appearance of a subject moving in a surveillance range in order to calculate a movement distance and speed determines movement characteristics of a subject on a display of a camera which obtains an image of the object; a calculator which determines moving characteristics of an image sensor based on the movement characteristics of the subject; and a moving unit which moves the image sensor for an exposure time of at least one predetermined frame based on the moving characteristics of the image sensor.Type: GrantFiled: February 28, 2013Date of Patent: August 16, 2016Assignee: Hanwha Techwin Co., Ltd.Inventor: Jae-yoon Oh
-
Patent number: 9369612Abstract: An image fusion system and method are provided. The system includes a plurality of cameras configured to generate a plurality of images, respectively, and an image fusion unit configured to fuse the plurality of images into a single image.Type: GrantFiled: July 3, 2014Date of Patent: June 14, 2016Assignee: Hanwha Techwin Co., Ltd.Inventors: Jae Yoon Oh, Joon Sung Lee, Young Seo Park
-
Patent number: 9210342Abstract: Provided is a noise-removing system including: an iris controller configured to control a degree of openness of a lens iris; a noise image analyzer configured to perform an analysis of a noise image that is obtained in a state when the iris controller closes the iris; a normal image analyzer configured to analyze a normal image that is obtained in a state when the iris controller opens the iris; and a noise remover configured to remove noise from an image, based on a result of the analysis performed by the noise image analyzer and the analysis performed by the normal image analyzer.Type: GrantFiled: May 21, 2014Date of Patent: December 8, 2015Assignee: Hanwha Techwin Co., Ltd.Inventor: Jae Yoon Oh
-
Publication number: 20150172571Abstract: Provided is a noise-removing system including: an iris controller configured to control a degree of openness of a lens iris; a noise image analyzer configured to perform an analysis of a noise image that is obtained in a state when the iris controller closes the iris; a normal image analyzer configured to analyze a normal image that is obtained in a state when the iris controller opens the iris; and a noise remover configured to remove noise from an image, based on a result of the analysis performed by the noise image analyzer and the analysis performed by the normal image analyzer.Type: ApplicationFiled: May 21, 2014Publication date: June 18, 2015Applicant: Samsung Techwin Co., Ltd.Inventor: Jae Yoon OH
-
Publication number: 20150055886Abstract: An image fusion system and method are provided. The system includes a plurality of cameras configured to generate a plurality of images, respectively, and an image fusion unit configured to fuse the plurality of images into a single image.Type: ApplicationFiled: July 3, 2014Publication date: February 26, 2015Applicant: SAMSUNG TECHWIN CO., LTD.Inventors: Jae Yoon OH, Joon Sung LEE, Young Seo PARK
-
Publication number: 20150055873Abstract: Provided are an image alignment apparatus and an image alignment method using the same. The image alignment apparatus includes a first conversion function estimation unit for estimating a first conversion function based on feature point information that is extracted from a first image, which is captured by using a first image sensor, and a second image, which is captured by using a second image; and a second conversion function estimation unit for estimating a second conversion function based on motion information that is extracted from the first image and the second image.Type: ApplicationFiled: February 11, 2014Publication date: February 26, 2015Applicant: Samsung Techwin Co., Ltd.Inventors: Joon Sung LEE, Jae Yoon OH, Gon Soo KIM
-
Patent number: 8947781Abstract: A monitoring system for generating a three-dimensional (3D) image, the system including: a plurality of monitoring cameras which are arranged to capture respective images of an area such that a portion of an angle of view of one monitoring camera overlaps a portion of an angle of view of another monitoring camera; and a controller which crops a plurality of overlapped images, each of which is an image of the overlapped portion, from among the respective images captured by the plurality of monitoring cameras, and generates a 3D image by adding the overlapped images.Type: GrantFiled: April 27, 2012Date of Patent: February 3, 2015Assignee: Samsung Techwin Co., Ltd.Inventor: Jae-Yoon Oh
-
Publication number: 20130278754Abstract: A system for compensating for image blur, the system including: a movement detector which an appearance of a subject moving in a surveillance range in order to calculate a movement distance and speed determines movement characteristics of a subject on a display of a camera which obtains an image of the object; a calculator which determines moving characteristics of an image sensor based on the movement characteristics of the subject; and a moving unit which moves the image sensor for an exposure time of at least one predetermined frame based on the moving characteristics of the image sensor.Type: ApplicationFiled: February 28, 2013Publication date: October 24, 2013Applicant: SAMSUNG TECHWIN CO., LTD.Inventor: Jae-yoon OH
-
Publication number: 20120275022Abstract: A monitoring system for generating a three-dimensional (3D) image, the system including: a plurality of monitoring cameras which are arranged to capture respective images of an area such that a portion of an angle of view of one monitoring camera overlaps a portion of an angle of view of another monitoring camera; and a controller which crops a plurality of overlapped images, each of which is an image of the overlapped portion, from among the respective images captured by the plurality of monitoring cameras, and generates a 3D image by adding the overlapped images.Type: ApplicationFiled: April 27, 2012Publication date: November 1, 2012Applicant: SAMSUNG TECHWIN CO., LTD.Inventor: Jae-Yoon OH
-
Publication number: 20120242787Abstract: A monitoring camera for generating a 3-dimensional (3D) image and a method of generating a 3D image using the same are provided. The monitoring camera includes: an imaging unit that is configured to laterally rotate and photograph an object to generate at least two images; and a controller that captures overlapping portions of images generated by the imaging unit, and generates a 3-dimensional (3D) image based on the overlapping portions.Type: ApplicationFiled: March 23, 2012Publication date: September 27, 2012Applicant: SAMSUNG TECHWIN CO., LTD.Inventor: Jae-yoon OH
-
Patent number: 7956505Abstract: A rotor of an electric motor includes lamination core formed by laminating a plurality of individual cores, and at least one pair of magnet members that generate rotating torque by electromagnetic interaction with a stator, are provided at the lamination core such that a magnetic sensor can sense magnetic flux, and have magnetic poles opposite to each other, such that a position of the rotor of the electric motor can be accurately detected and a process of manufacturing the electric motor can be simplified.Type: GrantFiled: April 23, 2007Date of Patent: June 7, 2011Assignee: LG Electronics Inc.Inventors: Hyun-Hun Shin, Jun-Ho Ahn, Jae-Yoon Oh, Dal-Ho Cheong
-
Patent number: 7936141Abstract: A motor driver system includes an excess current sensing device configured to compensate a sensing value depending on a temperature of a motor, and to output the compensated sensing value, the sensing value being obtained from a current value associated with the motor; and a controller configured to stop the motor when the compensated sensing value exceeds a preset excess value.Type: GrantFiled: November 27, 2007Date of Patent: May 3, 2011Assignee: LG Electronics Inc.Inventors: Kyung Hoon Lee, June Hee Won, Gil Su Lee, Jun Ho Ahn, Jae Yoon Oh
-
Patent number: 7876018Abstract: A synchronous reluctance motor comprises a stator and a rotor, the rotor comprising: a rotation shaft; a first core having a shaft hole for inserting the rotation shaft at a center thereof, and having a plurality of first flux barrier groups arranged along a circumferential direction of the shaft hole and spacing from each other; and a second core having a receiving hole larger than the shaft hole at a center thereof, and stacked at one side of the first core in an axial line direction. A length of the rotor protruding from a supporting portion can be decreased without reducing a stacked thickness thereof, and a vibration occurrence in a horizontal direction with respect to the rotation shaft can be reduced, thereby enhancing a reliability of the synchronous reluctance motor.Type: GrantFiled: November 1, 2006Date of Patent: January 25, 2011Assignee: LG Electronics Inc.Inventors: Jae-Yoon Oh, Kyung-Hoon Lee, June-Hee Won, Gil-Su Lee, Hyun-Hun Shin, Dal-Ho Cheong, Jun-Ho Ahn
-
Patent number: 7852040Abstract: A motor driver system and its control methods are discussed. Even when a command magnetic flux decreases as a motor operates in a field weakening region, a current angle can be maintained always below a limit value, thereby obtaining the stability of the motor control.Type: GrantFiled: November 16, 2007Date of Patent: December 14, 2010Assignee: LG Electronics Inc.Inventors: Kyung Hoon Lee, June Hee Won, Gil Su Lee, Jun Ho Ahn, Jae Yoon Oh