Patents by Inventor Kyu Choi

Kyu Choi 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: 9792132
    Abstract: In a virtual machine that uses a just-in-time complier (JITC) as a software execution environment, an idle time of a core to which the JITC is allocated is utilized to generate machine code in advance, thereby reducing a load on an interpreter. Accordingly, code execution performance of the interpreter is improved, and the utilization of a multi-core system that executes applications is increased.
    Type: Grant
    Filed: October 12, 2011
    Date of Patent: October 17, 2017
    Assignees: Samsung Electronics Co., Ltd., SNU R&DB FOUNDATION
    Inventors: Hyeong-Seok Oh, Hyung-Kyu Choi, Dong-Heon Jung, Soo-Mook Moon, Kue-Hwan Sihn
  • Patent number: 9788257
    Abstract: A method of dynamically forming a service aware Bluetooth low energy (BLE) mesh network is provided. The method includes deriving service requirements for a BLE mesh service based on a unique identifier associated with the BLE mesh service, determining a BLE mesh service to be provided based on at least one BLE parameter, and dynamically forming a BLE mesh network based on the determined BLE mesh service, the service requirements and the at least one BLE parameter. The BLE mesh network is one of connection-oriented, or connection-less.
    Type: Grant
    Filed: March 25, 2016
    Date of Patent: October 10, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ajeet Kumar Singh, Anand Sudhakar Chiddarwar, Arzad Alam Kherani, Dae-kyu Choi, Midhun K, Sushanth Gajanan, Do-jun Byun, Sang-Jun Moon
  • Patent number: 9777424
    Abstract: A washing machine equipped with a detergent supply device has an improved component coupling structure capable of enhancing productivity. A washing machine includes a main body, a drum rotatably mounted in the main body, and a detergent supply device disposed at an upper portion of the main body to supply a detergent into the drum. The detergent supply device includes a housing, a detergent case to store a detergent, the detergent case being movably coupled to the housing, a water supply frame coupled to an upper portion of the housing to guide water to the detergent case, and a cover frame to sealingly cover an upper portion of the water supply frame, the cover frame including a plurality of coupling protrusions protruding from an inner peripheral surface thereof to support a bottom surface of the water supply frame.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: October 3, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin Ho Lee, Han Kyu Choi
  • Patent number: 9778796
    Abstract: At least one example embodiment discloses an apparatus for sensing an object, the apparatus including a display, a light source configured to emit light toward the display, a pattern layer on the display, the pattern layer including a first pattern for identifying a position on the display, a camera configured to generate a pattern image based on light reflected off of the pattern layer, and a controller configured to adjust an operation of at least one of the light source and the camera based on a second pattern displayed in the pattern image.
    Type: Grant
    Filed: July 10, 2014
    Date of Patent: October 3, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nam Joon Kim, Sung Joo Suh, Chang Kyu Choi
  • Patent number: 9773645
    Abstract: A remote plasma generator includes a body, a driver, and a protection tube. The body includes a gas injection port, a plasma exhaust port, and a plasma generation pipe through which discharge gas or plasma flow. The driver is coupled to the body and generates a magnetic field and plasma in the body. The protection tube is at an inner side of the plasma generation pipe to protect the plasma generation pipe from plasma.
    Type: Grant
    Filed: January 29, 2016
    Date of Patent: September 26, 2017
    Assignees: SAMSUNG ELECTRONICS CO., LTD., DANDAN CO., LTD., NEW POWER PLASMA CO., LTD.
    Inventors: Ja-woo Lee, Chung-huan Jeon, Heok-jae Lee, Jang-hyoun Youm, Sang-jean Jeon, Kwang-young Jung, Sun-uk Kim, Kang-ho Lee, Jung-hyun Cho, Soon-im Wi, Yun-sik Yang, Moo-jin Kim, Jang-kyu Choi
  • Patent number: 9767352
    Abstract: An apparatus and method for analyzing body part association. The apparatus and method may recognize at least one body part from a user image extracted from an observed image, select at least one candidate body part based on association of the at least one body part, and output a user pose skeleton related to the user image based on the selected at least one candidate body part.
    Type: Grant
    Filed: December 13, 2012
    Date of Patent: September 19, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byung In Yoo, Hee Seob Ryu, Chang Kyu Choi, Chang Kyo Lee, Jae Joon Han
  • Patent number: 9767588
    Abstract: A method for image processing is provided comprising: detecting a rectangular image region (RIR) in one of a plurality of images while the plurality of images is being received; obtaining a coordinate corresponding to the detected RIR; and storing in a memory the coordinate and a link associating the coordinate with the image in which the RIR is detected.
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: September 19, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Tae-hoon Kang, Won-seok Song, Myung-kyu Choi
  • Patent number: 9769467
    Abstract: A three-dimensional (3D) display device for displaying a 3D image using at least one of a gaze direction of a user and a gravity direction includes a gaze direction measuring unit to measure the gaze direction, a data obtaining unit to obtain 3D image data for the 3D image, a viewpoint information obtaining unit to obtain information relating to a viewpoint of the 3D image, a data transform unit to transform the 3D image data, based on the gaze direction and the information relating to the viewpoint of the 3D image, and a display unit to display the 3D image, based on the transformed 3D image data.
    Type: Grant
    Filed: September 16, 2013
    Date of Patent: September 19, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae Joon Han, Chang Kyu Choi
  • Patent number: 9759804
    Abstract: An apparatus and method for estimating a three-dimensional (3D) position and orientation based on a sensor fusion process is provided. The method of estimating the 3D position and orientation may include estimating a strength-based position and a strength-based orientation of a remote apparatus when a plurality of strength information is received, based on an attenuation characteristic of a strength that varies based on a distance and orientation, estimating an inertia-based position and an inertia-based orientation of the remote apparatus by receiving a plurality of inertial information, and estimating a fused position based on a weighted-sum of the strength-based position and the inertia-based position, and to estimate a fused orientation based on a weighted-sum of the strength-based orientation and the inertia-based orientation.
    Type: Grant
    Filed: May 7, 2012
    Date of Patent: September 12, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyong Euk Lee, Sang Hyun Kim, Won Chul Bang, Chang Kyu Choi
  • Publication number: 20170257837
    Abstract: The present invention relates to a 5th-generation (5G) or pre-5G communication system to be provided in order to support a higher data transmission rate than a beyond 4th-generation (4G) communication system such as long term evolution (LTE). The present invention relates to a signal transmission method of a radio frequency (RF) processing device, the method comprising the steps of: generating a pulse signal including a control signal and a clock signal for obtaining synchronization with another RF processing device, which is connected through an interface; and transmitting, to the another RF processing device, at least one from among the pulse signal, a RF signal for communication with a base station, and a power signal for supplying power to the another RF processing device, wherein the clock signal and the control signal are assigned to different time units, and the pulse signal, the RF signal and the power signal are signals of different frequency bands.
    Type: Application
    Filed: September 15, 2015
    Publication date: September 7, 2017
    Inventors: Dae-Young Lee, Chul-Woo Byeon, Ju-Ho Son, Jeong-Ho Lee, Sun-Kyu Choi, Sung-Tae Choi
  • Patent number: 9744435
    Abstract: The present invention relates to a transformer toy car that automatically transforms the shape to turn a card over to provide the information on the card, if the card is attached to the transformer toy car. The transformer toy car includes: a separable toy car body; and cards adapted to be attached to the underside of the toy car body, wherein if one of the cards is attached to the underside of the toy car body, a portion of the separable toy car body is separated, and a portion of the separated toy car body pressurizes a floor surface, thereby making the toy car body stand up or turn over and thus allowing the underside surface of the card attached to the underside of the toy car body to be exposed to the outside.
    Type: Grant
    Filed: May 4, 2016
    Date of Patent: August 29, 2017
    Inventor: Shin-Kyu Choi
  • Patent number: 9739420
    Abstract: Provided is a liquefied gas treatment system for a vessel, which includes a cargo tank storing liquefied natural gas (LNG), and an engine using the LNG as fuel. The liquefied gas treatment system includes: a compressor line configured to compress boil-off gas (BOG) generated in the cargo tank by a compressor and supply the compressed BOG to the engine as fuel; a high pressure pump line configured to compress the LNG stored in the cargo tank by a pump and supply the compressed LNG to the engine as fuel; and a heat exchanger configured to liquefy a part of BOG, which is compressed by the compressor, by exchanging heat with BOG that is discharged from the cargo tank and transferred to the compressor.
    Type: Grant
    Filed: October 24, 2013
    Date of Patent: August 22, 2017
    Assignee: DAEWOO SHIPBUILDING & MARINE ENGINEERING CO., LTD.
    Inventors: Joon Chae Lee, Soon Been Kwon, Nam Soo Kim, Dong Kyu Choi, Jeheon Jung, Young Sik Moon, Dong Chan Kim
  • Patent number: 9740301
    Abstract: A keyboard and mobile device are provided that include a plurality of keys installed in the keyboard or mobile device, and a radio frequency antenna device mounted below the plurality of keys.
    Type: Grant
    Filed: November 7, 2013
    Date of Patent: August 22, 2017
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Ki-Jung Kim, Jun-Hui Lee, In-Kyu Choi
  • Patent number: 9740856
    Abstract: The present invention relates to managing a UNITY file in a mobile platform in order to forestall a UNITY library executable in a mobile platform from being analyzed by reverse engineering and decompiling and provides an apparatus for managing a UNITY file in a mobile platform comprising a file extracting section that extracts a UNITY library file from a UNITY application; an encrypting section that encrypts a programming library file in the UNITY library file thus extracted and creates an encrypted programming library file; a file creating section that creates a decrypting library to decrypt the encrypted programming library file and creates a secured UNITY application using the decrypting library and the encrypted programming library file; and a file executing section that, upon request to execute the secured UNITY application, executes the secured application by decrypting the encrypted programming library file using the decrypting library.
    Type: Grant
    Filed: August 7, 2015
    Date of Patent: August 22, 2017
    Assignee: SEWORKS, Inc.
    Inventors: Min Pyo Hong, Dong Seon Kim, Hyoung Kyu Choi, Chung Hui Kim, Seok Ha Lee
  • Publication number: 20170236000
    Abstract: A method of converting a vector corresponding to an input image includes receiving input vector data associated with an input image including an object; and converting the received input vector data into feature data based on a projection matrix having a fixed rank, wherein a first dimension of the input vector data is higher than a second dimension of the feature data.
    Type: Application
    Filed: September 19, 2016
    Publication date: August 17, 2017
    Applicants: Samsung Electronics Co., Ltd., Northeastern University
    Inventors: Wonjun Hwang, Sungjoo Suh, Jaejoon Han, Chang Kyu Choi, Yun Fu, Zhengming Ding, Ming Shao
  • Publication number: 20170236901
    Abstract: Disclosed is a method of manufacturing a junctionless transistor based on vertically integrated gate-all-around multiple nanowire channels including forming vertically integrated multiple nanowire channels in which a plurality of nanowires is vertically integrated, forming an interlayer dielectric layer (ILD) on the vertically integrated multiple nanowire channels, forming a hole in the interlayer dielectric layer such that at least some of the vertically integrated multiple nanowire channels is exposed, and forming a gate dielectric layer on the interlayer dielectric layer to fill the hole, wherein the forming of the gate dielectric layer on the interlayer dielectric layer to fill the hole includes depositing the gate dielectric layer on the interlayer dielectric layer to surround at least some of the vertically integrated multiple nanowire channels which is exposed though the hole.
    Type: Application
    Filed: February 9, 2017
    Publication date: August 17, 2017
    Inventors: Yang-Kyu Choi, Byung-Hyun Lee, Min-Ho Kang
  • Patent number: 9733711
    Abstract: A sensing module, and a Graphical User Interface (GUI) control apparatus and method are provided. The sensing module may be inserted into an input device, for example a keyboard, a mouse, a remote controller, and the like, and may sense a hovering movement of a hand of a user within a sensing area, and thus it is possible to provide an interface to control a wider variety of GUIs, and possible to prevent a display from being covered.
    Type: Grant
    Filed: January 18, 2012
    Date of Patent: August 15, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae Joon Han, Byung In Yoo, Chang Kyu Choi
  • Patent number: 9735704
    Abstract: Provided is an apparatus for controlling an inverter current, and more particularly, to a current controlling apparatus for controlling current of a switching element of an inverter that outputs a 3-phase alternating current. The apparatus for controlling an inverter current includes: an inverter comprising a plurality of current detection switching elements capable of detecting switched and output current, converting a direct current voltage into a 3-phase alternating current by turning the plurality of current detection switching elements on and off; an AD converter for directly receiving an input of an output current of an output terminal of each of the plurality of current detection switching elements as a detection current and converting the detection current into a detection signal value in digital form; and a control unit for controlling on and off of the plurality of current detection switching elements by using the detection signal value.
    Type: Grant
    Filed: April 23, 2013
    Date of Patent: August 15, 2017
    Assignee: Infineon Technologies Korea Co. Ltd.
    Inventors: Yun Kyu Choi, Hye Seong Heo
  • Patent number: 9727966
    Abstract: A display apparatus and method may be used to estimate a depth distance from an external object to a display panel of the display apparatus. The display apparatus may acquire a plurality of images by detecting lights that are input from an external object and passed through apertures formed in a display panel, may generate one or more refocused images, and may calculate a depth from the external object to the display panel using the plurality of images acquired and one or more refocused images.
    Type: Grant
    Filed: November 23, 2015
    Date of Patent: August 8, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung Joo Suh, Kwon Ju Yi, Chang Kyu Choi, Du Sik Park
  • Patent number: 9728539
    Abstract: A multi-bit capacitorless DRAM according to the embodiment of the present invention may be provided that includes: a substrate; a source and a drain formed on the substrate; a plurality of nanowire channels formed on the substrate; a gate insulation layer formed in the plurality of nanowire channels; and a gate formed on the gate insulation layer. Two or more nanowire channels among the plurality of nanowire channels have different threshold voltages. Each of the nanowire channels includes: a silicon layer; a first epitaxial layer which is formed to surround the silicon layer; and a second epitaxial layer which is formed to surround the first epitaxial layer. As a result, the high integration multi-bit capacitorless DRAM which operates at multi-bits can be implemented and a performance of accumulating excess holes can be improved by using energy band gap.
    Type: Grant
    Filed: February 16, 2016
    Date of Patent: August 8, 2017
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: Yang-Kyu Choi, Jun-Young Park, Byung-Hyun Lee, Dae-Chul Ahn