Patents by Inventor Sung-Il Park

Sung-Il Park 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: 10800106
    Abstract: A 3D printing estimation apparatus includes a database storing 3D model data indicating a printing part and usage amount information of each material in one spraying process, a printing data generating part for generating 3D data of a printing object including the printing part and a support, an area splitting part for splitting the 3D data into at least one area, a material determining part for determining a type and a printing pattern of each material constituting each of the at least one area, and a material usage amount estimating part for determining a number of times each material is sprayed on the at least one area based on the determined type and the printing pattern of each material, and estimating a usage amount of each material to be printed the printing object based on the determined number of times and the usage amount information.
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: October 13, 2020
    Assignee: 3D Systems Korea, Inc.
    Inventors: Jae Il Park, Gyeo Rye Lee, Du Su Kim, Sung Wook Cho
  • Patent number: 10803383
    Abstract: Provided is a neuromorphic arithmetic device. The neuromorphic arithmetic device may include a synapse circuit, a metal line having an inherent capacitance component, an oscillator, a comparator, and a capacitance calibrator. The synapse circuit may be configured to perform a multiplication operation on a PWM signal and a weight to generate a current. The metal line may include a metal line capacitor in which a charge of the current is stored. The oscillator generates a plurality of pulses on the basis of the charge stored in the metal line capacitor. The comparator may compare a frequency of the plurality of pulses and a target frequency, and may generate a control signal on the basis of a result of the comparison. The capacitance calibrator may adjust a capacitance value of the metal line capacitor on the basis of the control signal.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: October 13, 2020
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Kwang Il Oh, Sung Eun Kim, Seong Mo Park, Hyung-Il Park, Joo Hyun Lee
  • Patent number: 10801741
    Abstract: In an air-conditioning system, a gaseous refrigerant remaining in a reservoir can be discharged from the reservoir even when a cooling operation has started and the reservoir is being filled with a liquid refrigerant. Therefore, the reservoir can be filled with the liquid refrigerant at a faster speed.
    Type: Grant
    Filed: October 18, 2016
    Date of Patent: October 13, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae Il Kim, Mun Sub Kim, Tae Woo Kang, Hyeon U Park, Wang Byung Chae, Kyung Hoon Kim, Sung Goo Kim, Hyeong Joon Seo, Hyun Wuk Kang, Jin Yong Mo, Il Yong Cho
  • Publication number: 20200315438
    Abstract: A capsule endoscope image receiver includes a receiving electrode unit that receives first and second differential signals from a capsule endoscope image transmitter through a human body communication channel, an analog amplifying unit that receives the first and second differential signals and outputs first and second amplified differential signals, and a signal restoring unit that receives the first and second amplified differential signals and restores image information. The analog amplifying unit includes a first amplifier that outputs the first amplified differential signal, a second amplifier that outputs the second amplified differential signal, and an input impedance that is connected between a first inverting input terminal of the first amplifier and a second inverting input terminal of the second amplifier and obtains a gain of differential signal amplification in which a high frequency component of the first and second amplified differential signals is greater than a low frequency component.
    Type: Application
    Filed: April 7, 2020
    Publication date: October 8, 2020
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Kwang IL OH, Tae Wook KANG, Sung Eun KIM, Hyuk KIM, Mi Jeong PARK, Hyung-IL PARK, Kyung Jin BYUN, Jae-Jin LEE, In Gi LIM
  • Patent number: 10792238
    Abstract: The present invention relates to a cosmetic composition using a mannosylerythritol lipid, which is a kind of glycolipid, as a stabilizer in order to prevent kojyl methylenedioxycinnamate, which is an active ingredient having various skin effects such as antiaging, whitening and antioxidation, from causing crystallization inside a dosage form. Even if the cosmetic composition according to the present invention contains a high concentration of an active ingredient, crystal precipitation does not occur in various dosage forms, and thus the functionality of the active ingredient is maximized, skin delivery is increased and the texture during use is improved.
    Type: Grant
    Filed: March 1, 2019
    Date of Patent: October 6, 2020
    Assignee: AMOREPACIFIC CORPORATION
    Inventors: Yu Jung Kim, Hyeon Chung Kim, Jae Won Yoo, Yong Jin Kim, Do Hoon Kim, Sung Il Park
  • Publication number: 20200311389
    Abstract: A domain adaptation-based object recognition apparatus includes a memory configured to store a domain adaptation-based object recognition program and a processor configured to execute the program. The processor learns a generative model for generating a feature or an image similar to a gallery image on the basis of domain adaptation in association with an input probe image and learns an object recognition classification model by using a learning database corresponding to the gallery image and the input probe image, thereby performing object recognition using the input probe image.
    Type: Application
    Filed: March 30, 2020
    Publication date: October 1, 2020
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Hyung Il KIM, Yong Jin KWON, Jin Young MOON, Jong Youl PARK, Sung Chan OH, Ki Min YUN, Jeun Woo LEE
  • Publication number: 20200310029
    Abstract: A multi-channel receiver optical sub assembly module for a fiber Bragg grating sensor according to an embodiment of the present invention includes a housing, a connection socket, an optical bench, a thermoelectric cooler, an arrayed waveguide grating chip, a photodiode array disposed on the optical bench and including a plurality of photodiode chips connected to the optical channels of the arrayed waveguide grating chip, and a printed circuit board which is connected to the other side of the housing while passing through the other side of the housing, of which a portion of a body is disposed on the optical bench, and which is connected to the photodiode array.
    Type: Application
    Filed: January 13, 2020
    Publication date: October 1, 2020
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Hyun Jin KIM, Hyoung Jun PARK, Sung Chang KIM, Kye Eun KIM, Ji Hyoung RYU, Gi Hyeon MIN, Si Woong PARK, Dong Hoon SON, Chan Il YEO
  • Patent number: 10788962
    Abstract: A webpage display method performed by a terminal device includes displaying a webpage on a screen, receiving a selection by a user with respect to an image included in the webpage displayed on the screen, and displaying, on the screen, a dynamic object responsive to the user selection of the image. The method further includes performing a predetermined function corresponding to the image while displaying the dynamic object on the screen. The dynamic object floats on the screen independently from the movement of the webpage on the screen, and is not displayed on the screen while the webpage is displayed on the screen, until the selection of the image. The dynamic object is removed from the screen while the webpage is still displayed on the screen when the predetermined function corresponding to the image is completed.
    Type: Grant
    Filed: February 8, 2017
    Date of Patent: September 29, 2020
    Assignee: NAVER Corporation
    Inventors: Cheol Oh Park, Yu Jun Lee, Se Il Hwang, Dong Ho Jeon, Bo Hyun Kim, Ju An Hwang, Sung Mi Kim, Seon Young Jung
  • Publication number: 20200295848
    Abstract: Provided are a human body communication device and an operating method of the same. The human body communication device according to an embodiment of the inventive concept includes a first electrode, a second electrode, a transmitting circuit, a receiving circuit, a ground electrode, and a switch. The transmitting circuit generates a first signal in a transmitting mode and transmits the first signal to the first electrode. The receiving circuit receives a second signal from the first electrode in the receiving mode. The receiving circuit includes a differential amplifier that amplifies a difference between a voltage level of a first input terminal depending on the second signal and a voltage level of a second input terminal. The switch electrically connects the second electrode and the ground electrode in the transmitting mode, and electrically connects the second electrode and the second input terminal in the receiving mode.
    Type: Application
    Filed: March 11, 2020
    Publication date: September 17, 2020
    Inventors: Tae Wook KANG, Sung Eun KIM, Kwang IL OH, Hyuk KIM, Mi Jeong PARK, Hyung-IL PARK, Kyung Jin BYUN, Jae-Jin LEE, In Gi LIM
  • Patent number: 10779143
    Abstract: According to an embodiment of the present disclosure, a method for operating an electronic device includes displaying a result of recognizing at least one other electronic device as at least one item, and sending a message requesting the at least one other electronic device to output an identifiable signal.
    Type: Grant
    Filed: April 28, 2015
    Date of Patent: September 15, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Tae-Young Lee, Jae-Eun Kang, Han-Su Kang, Sung-Il Park, Seong-Hee Park, Bong-Jhin Shin, Chil-Youl Yang, Myoung-Hwan Lee, Jang-Hee Lee, Chun-Ho Lee
  • Patent number: 10762215
    Abstract: Provided is an operating method of a wearable device, the method including setting a threshold voltage when there is not a physical contact of an outsider, measuring an envelope voltage while performing a data communication, determining whether to be the physical contact with the outsider by comparing the threshold voltage with the envelope voltage, and stopping the data communication, when there is the physical contact with the outsider.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: September 1, 2020
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Tae Wook Kang, Kwang Il Oh, Sung Eun Kim, Sung Weon Kang, Hyung-Il Park, Jung Bum Kim, Mi Jeong Park, Seong Mo Park, In Gi Lim, Byounggun Choi
  • Publication number: 20200260957
    Abstract: The human body sensing device includes a contact sensing unit that includes a sensing electrode and a signal electrode, an activation module that senses a contact with a body through the sensing electrode when the sensing electrode and the signal electrode contact the body and outputs a wake-up signal in response to the sensing of the contact, and a human body communication unit that provides a ground voltage to the signal electrode and outputs a data signal to the signal electrode when the wake-up signal from the activation module is received.
    Type: Application
    Filed: February 19, 2020
    Publication date: August 20, 2020
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Sung Eun KIM, Kwang IL OH, Tae Wook KANG, Hyuk KIM, Mi Jeong PARK, Hyung-IL PARK, Kyung Jin BYUN, Jae-Jin LEE, In Gi LIM
  • Patent number: 10750222
    Abstract: An apparatus and a method for providing an adaptive multimedia service in a mobile communication system are provided. The method of providing a multimedia service includes collecting user-preference-aware information, device-capability-aware information, and network-aware information, generating a packet according to a correlation among the user-preference-aware information, the device-capability-aware information, and the network-aware information, and providing a multimedia service according to the generated packet.
    Type: Grant
    Filed: August 20, 2018
    Date of Patent: August 18, 2020
    Assignees: Samsung Electronics Co., Ltd., UNIVERSITY—INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY
    Inventors: Sung-Oh Hwang, Doug-Young Suh, Kyung-Mo Park, Yong-Hun Lee, Jun-Oh Kim, Jae-Yeon Song, Yong-Il Kwon
  • Publication number: 20200259569
    Abstract: Provided is a receiver. The receiver according to the inventive concept includes a first filter circuit, a second filter circuit, and an amplifier. The first filter circuit provides a first path for first frequency components below first cutoff frequency of input frequency components and passes second frequency components except for the first frequency components of the input frequency components through second path. The second filter circuit attenuates third frequency components below a second cutoff frequency of the second frequency components. The amplifier amplifies the second frequency components including the attenuated third frequency components.
    Type: Application
    Filed: February 6, 2020
    Publication date: August 13, 2020
    Inventors: Kwang IL OH, Sung Eun KIM, Tae Wook KANG, Hyuk KIM, Mi Jeong PARK, Hyung-IL PARK, Kyung Jin BYUN, Jae-Jin LEE, In Gi LIM
  • Patent number: 10731755
    Abstract: A method of controlling driving of a CVT vehicle during cornering performed by a controller, may include determining whether it is necessary to perform an auxiliary control process to enhance a re-acceleration response after entering the corner, by determining a travelling state of the vehicle; setting a target gear ratio instead of a gear ratio obtained based on a shift pattern when the determining produces an affirmative result indicating that it is necessary to perform the auxiliary control process; and performing gear shifting of a CVT to follow the target gear ratio set in the setting of the gear ratio.
    Type: Grant
    Filed: June 6, 2018
    Date of Patent: August 4, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corp.
    Inventors: Chan Hee Won, Sung Hwa Jeong, Woo Il Chang, Hyung Hee Lee, Jun Sung Park, Ho Young Kim
  • Patent number: 10730753
    Abstract: The present invention relates to an eco-friendly method for preparing a porous silicon carbide structure, which is capable of preparing a porous silicon carbide structure having meso- or macro-sized pores without using a harmful phenolic resin as a carbon source.
    Type: Grant
    Filed: October 26, 2018
    Date of Patent: August 4, 2020
    Assignee: Korea Institute of Science and Technology
    Inventors: Sang Whan Park, Mi Rae Youm, Sung Il Yun
  • Patent number: 10735321
    Abstract: A method to transmit and receive a packet in a bridge of a communication system is provided. The method includes receiving a first packet from a first network. The method also includes converting a medium access control (MAC) layer source address of the received first packet into a MAC address of the bridge. The method further includes transmitting the address-converted first packet to a node of a second network.
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: August 4, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Bong-Jhin Shin, Jae-Eun Kang, Han-Su Kang, Sung-Il Park, Seong-Hee Park, Chil-Youl Yang, Myoung-Hwan Lee, Jang-Hee Lee, Chun-Ho Lee, Tae-Young Lee
  • Publication number: 20200238403
    Abstract: The present invention relates to a cutting tool, which performs, like a drill or a ball end mill, cutting while rotating in a state in which the center of the tip end is in contact with a work material, and includes a wear-resistant layer formed at the tip end thereof, wherein a portion of the wear-resistant layer is selectively removed through tip end polishing from the center of the tip end of the drill or the ball end mill to a predetermined area, so as to restrain micro-brittle wear generated in an ultra-low speed region, and thus remarkably improving the cutting lifespan of the cutting tool such as the drill or the ball end mill.
    Type: Application
    Filed: April 13, 2020
    Publication date: July 30, 2020
    Applicant: KORLOY INC.
    Inventors: Seung-Su AHN, Je-Hun PARK, Kyung-il KIM, Sung-Hyun KIM, Sung-Gu LEE, Sun-Yong AHN
  • Publication number: 20200238404
    Abstract: The present invention relates to a cutting tool, which performs, like a drill or a ball end mill, cutting while rotating in a state in which the center of the tip end is in contact with a work material, and includes a wear-resistant layer formed at the tip end thereof, wherein a portion of the wear-resistant layer is selectively removed through tip end polishing from the center of the tip end of the drill or the ball end mill to a predetermined area, so as to restrain micro-brittle wear generated in an ultra-low speed region, and thus remarkably improving the cutting lifespan of the cutting tool such as the drill or the ball end mill.
    Type: Application
    Filed: April 13, 2020
    Publication date: July 30, 2020
    Applicant: KORLOY INC.
    Inventors: Seung-Su AHN, Je-Hun PARK, Kyung-il KIM, Sung-Hyun KIM, Sung-Gu LEE, Sun-Yong AHN
  • Publication number: 20200244593
    Abstract: An apparatus and method for transmitting a multimedia data packet are provided. The method includes receiving Bottom-up Network Abstraction Layer (B-NAL) information from a network entity, determining a media data quality based on the received B-NAL information and generating media data having the determined media data quality, and generating a packet including the generated media data and transmitting the packet to the network entity.
    Type: Application
    Filed: April 14, 2020
    Publication date: July 30, 2020
    Inventors: Sung-Oh HWANG, Kyung-Mo PARK, Jae-Yeon SONG, Doug Young SUH, Yong-Il KWON