Patents by Inventor Dae-Kyu Choi

Dae-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).

  • Publication number: 20240128552
    Abstract: A pouch-type battery case according to an embodiment of the invention may accommodate an electrode assembly, in which electrodes and separators are alternately stacked. The pouch-type battery case may include: a pair of recess parts, each of which has a recessed shape; a pair of terraces that are disposed around the pair of recess parts and are inclined downward in a direction closer to each other in a state; in which the battery case is unfolded; and a bridge disposed between the pair of recess parts, configured to connect the pair of recess parts to each other, having a pair of connection surfaces formed to be inclined upward from a bottom surface of each of the pair of recess parts in a direction closer to each other. In the state in which the battery case is unfolded, an angle formed by the pair of terraces may be an obtuse angle.
    Type: Application
    Filed: April 5, 2022
    Publication date: April 18, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Hyun Beom Kim, Min Kyu Min, Kyu Hyun Choi, Gi Man Kim, Dae Hong Kim, Se Young Oh
  • Publication number: 20240109397
    Abstract: A method for controlling an electric heater of a vehicular heating, ventilation, and air conditioning (HVAC) system includes turning on the electric heater; determining whether an ambient air temperature of a vehicle is higher than or equal to a threshold ambient air temperature, and a battery temperature is lower than or equal to a threshold battery temperature; determining whether battery efficiency is lower than or equal to threshold efficiency when the ambient air temperature of the vehicle is higher than or equal to the threshold ambient air temperature, and the battery temperature is lower than or equal to the threshold battery temperature; and turning off the electric heater when the battery efficiency is lower than or equal to the threshold efficiency, wherein the electric heater is configured to receive electric energy from the battery.
    Type: Application
    Filed: March 30, 2023
    Publication date: April 4, 2024
    Inventors: Dae Hyun Song, Chang Gi Ryu, Woo Jin Lee, Dong Ju Ko, Hyun Hun Choi, Chun Kyu Kwon, In Uk Ko
  • Publication number: 20220274939
    Abstract: Disclosed are a dual modulator of mGluR5 and 5-HT2AR (5-HT2A receptor), and use thereof. More specifically, disclosed are a compound which acts as modulator of mGluR5 and an antagonist of 5-HT2AR at the same time, and use thereof as therapeutic agent for pain.
    Type: Application
    Filed: July 28, 2021
    Publication date: September 1, 2022
    Inventors: Dae Kyu CHOI, Hyo Jin KIM, Mi Seon BAE, Jin CHOI, Hyun Jin HEO, Yong Seok LEE, Geon Ho LEE, Mi Yon SHIM, Jin Sun PARK, Han Mi LEE
  • Patent number: 11082474
    Abstract: A method for buffering data in an adaptive streaming service according to an embodiment of the present disclosure comprises the steps of: measuring a per-session throughput and an available bandwidth with respect to traffic generated from a streaming application; determining a number of multiple sessions based on the per-session throughput and the available bandwidth; determining a buffer size for pre-storing data based on a cache hit ratio of the streaming application; and generating at least one request message requesting data based on the number of multiple sessions and the buffer size, and transmitting the at least one request message to a server.
    Type: Grant
    Filed: March 3, 2017
    Date of Patent: August 3, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dae-Kyu Choi, Do-Jun Byun, Sin-Seok Seo, Hyeon-Hun Jung
  • Patent number: 10848945
    Abstract: The present invention relates to a technology for sensor networks, machine to machine (M2M) communication, machine type communication (MTC) and the Internet of Things (IoT). The present disclosure can be utilized for smart services (smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail business, security and safety-related services, etc.) based on the aforementioned technology.
    Type: Grant
    Filed: July 26, 2016
    Date of Patent: November 24, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Dae-Kyu Choi
  • Patent number: 10728128
    Abstract: The present disclosure relates to a sensor network, machine type communication (MTC), machine-to-machine (M2M) communication, and technology for internet of things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method for detecting a counterfeit advertiser by a server includes detecting a random delay time or a cumulative interval for a reference device based on a time stamp for an advertisement packet received from the reference device, and detecting a random delay time or a cumulative interval for a receiving device other than the reference device based on a time stamp for an advertisement packet received from the receiving device.
    Type: Grant
    Filed: June 20, 2019
    Date of Patent: July 28, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dae-Kyu Choi, Sin-Seok Seo, Ki-Seok Lee, Do-Hy Hong
  • Patent number: 10638427
    Abstract: The present invention relates to a technology for a sensor network, machine to machine (M2M) communication, machine type communication (MTC), and the Internet of things (IoT). The present invention can be used for intelligent services (smart home, smart building, smart city, smart car or connected car, health care, digital education, retailing, security and safety related services, and the like) based on the technology. The present invention provides a method by which a node transmits a signal in a mesh network, the method comprising the steps of: transmitting a packet; receiving at least one packet transmitted from at least one peripheral node except for the node, after transmitting the packet; determining whether the at least one peripheral node has normally received the packet on the basis of the at least one packet; and retransmitting the packet if it is determined that it is necessary to retransmit the packet, on the basis of the determination result.
    Type: Grant
    Filed: May 27, 2016
    Date of Patent: April 28, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Dae-Kyu Choi
  • Publication number: 20200092346
    Abstract: A method for buffering data in an adaptive streaming service according to an embodiment of the present disclosure comprises the steps of: measuring a per-session throughput and an available bandwidth with respect to traffic generated from a streaming application; determining a number of multiple sessions based on the per-session throughput and the available bandwidth; determining a buffer size for pre-storing data based on a cache hit ratio of the streaming application; and generating at least one request message requesting data based on the number of multiple sessions and the buffer size, and transmitting the at least one request message to a server.
    Type: Application
    Filed: March 3, 2017
    Publication date: March 19, 2020
    Inventors: Dae-Kyu CHOI, Do-Jun BYUN, Sin-Seok SEO, Hyeon-Hun JUNG
  • Publication number: 20190306042
    Abstract: The present disclosure relates to a sensor network, machine type communication (MTC), machine-to-machine (M2M) communication, and technology for internet of things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method for detecting a counterfeit advertiser by a server includes detecting a random delay time or a cumulative interval for a reference device based on a time stamp for an advertisement packet received from the reference device, and detecting a random delay time or a cumulative interval for a receiving device other than the reference device based on a time stamp for an advertisement packet received from the receiving device.
    Type: Application
    Filed: June 20, 2019
    Publication date: October 3, 2019
    Inventors: Dae-Kyu CHOI, Sin-Seok SEO, Ki-Seok LEE, Do-Hy HONG
  • Patent number: 10333811
    Abstract: The present disclosure relates to a sensor network, machine type communication (MTC), machine-to-machine (M2M) communication, and technology for internet of things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method for detecting a counterfeit advertiser by a server includes detecting a random delay time or a cumulative interval for a reference device based on a time stamp for an advertisement packet received from the reference device, and detecting a random delay time or a cumulative interval for a receiving device other than the reference device based on a time stamp for an advertisement packet received from the receiving device.
    Type: Grant
    Filed: March 14, 2018
    Date of Patent: June 25, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dae-Kyu Choi, Sin-Seok Seo, Ki-Seok Lee, Do-Hy Hong
  • Patent number: 10165622
    Abstract: The present disclosure relates to a sensor network, Machine Type Communication (MTC), Machine-to-Machine (M2M) communication, and technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method and an apparatus for synchronizing communication between nodes in a bluetooth low energy (BLE) mesh network. In the network, a node is configured to generates a seed value based on at least one of own transmission parameter, wherein the seed value indicates next data advertisement instance of corresponding node. Further, the seed value is used for communicating with other nodes (i.e. 1-hop neighbor nodes) in the network. Based on data transfer requirements of the node, the node synchronizes own data transmission and reception settings, such that no two nodes transmit data at the same time.
    Type: Grant
    Filed: June 3, 2016
    Date of Patent: December 25, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ajeet Kumar Singh, Arzad Alam Kherani, Dae-Kyu Choi, Anand Sudhakar Chiddarwar, Sang-Jun Moon
  • Patent number: 10149107
    Abstract: A method and apparatus for estimating a position of a terminal is provided. The method and apparatus include a technique for a sensor network, a machine to machine (M2M), a machine type communication (MTC), and Internet of things (IoT), and may be used for intelligent services based on the technique (smart homes, smart buildings, smart cities, smart cars or connected cars, healthcare, digital education, retail industry, and security and safety related services). The method includes identifying direction information of a received signal if setting up connection between a terminal and an access point (AP), receiving information about a barometric pressure sensor from the terminal, and calculating the position of the terminal based on the direction information and the information about the barometric pressure sensor of the terminal.
    Type: Grant
    Filed: November 2, 2016
    Date of Patent: December 4, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: In-Hak Na, Sang-Jun Moon, Sin-Seok Seo, Sang-Hyun Chang, Dae-Kyu Choi
  • Publication number: 20180323899
    Abstract: The disclosure relates to a communication technique for combining a 5th generation (5G) communication system that supports higher data transmission rates after 4th generation (4G) systems with Internet of Things (IoT) technology and to system thereof. The disclosure can be applied for intelligent services based on 5G communication technology and IoT related technology (e.g., smart homes, smart buildings, smart cities, smart cars or connected cars, healthcare, digital education, retail businesses, security and safety related services, and the like). To do so, a method for providing, by a streaming server, HTTP adaptive streaming to a client terminal is provided. The method includes transmitting a first multimedia data to a terminal, monitoring a network environment between a streaming server and the terminal when the first multimedia data is transmitted to the terminal, and pushing at least one second multimedia data based on the network environment monitored.
    Type: Application
    Filed: April 25, 2018
    Publication date: November 8, 2018
    Inventors: Dae-Kyu CHOI, Yong-Woo NAM, Hyeon-Hun JUNG, Sum HWANG
  • Publication number: 20180205625
    Abstract: The present disclosure relates to a sensor network, machine type communication (MTC), machine-to-machine (M2M) communication, and technology for internet of things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method for detecting a counterfeit advertiser by a server includes detecting a random delay time or a cumulative interval for a reference device based on a time stamp for an advertisement packet received from the reference device, and detecting a random delay time or a cumulative interval for a receiving device other than the reference device based on a time stamp for an advertisement packet received from the receiving device.
    Type: Application
    Filed: March 14, 2018
    Publication date: July 19, 2018
    Inventors: Dae-Kyu CHOI, Sin-Seok SEO, Ki-Seok LEE, Do-Hy HONG
  • Publication number: 20180206094
    Abstract: The present invention relates to a technology for sensor networks, machine to machine (M2M) communication, machine type communication (MTC) and the Internet of Things (IoT). The present disclosure can be utilized for smart services (smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail business, security and safety-related services, etc.) based on the aforementioned technology.
    Type: Application
    Filed: July 26, 2016
    Publication date: July 19, 2018
    Inventor: Dae-Kyu CHOI
  • Patent number: 10028089
    Abstract: The present disclosure relates to a sensor network, Machine Type Communication (MTC), Machine-to-Machine (M2M) communication, and technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method and apparatus for estimating a location in a terminal are provided. The method includes calculating locations of the terminal and a tag, calculating information about movement of the terminal using a motion sensor, and correcting the calculated location of the tag based on information about the movement of the terminal.
    Type: Grant
    Filed: November 8, 2016
    Date of Patent: July 17, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: In-Hak Na, Sang-Jun Moon, Sin-Seok Seo, Sang-Hyun Chang, Dae-Kyu Choi
  • Publication number: 20180092041
    Abstract: The present invention relates to a technology for a sensor network, machine to machine (M2M) communication, machine type communication (MTC), and the Internet of things (IoT). The present invention can be used for intelligent services (smart home, smart building, smart city, smart car or connected car, health care, digital education, retailing, security and safety related services, and the like) based on the technology. The present invention provides a method by which a node transmits a signal in a mesh network, the method comprising the steps of: transmitting a packet; receiving at least one packet transmitted from at least one peripheral node except for the node, after transmitting the packet; determining whether the at least one peripheral node has normally received the packet on the basis of the at least one packet; and retransmitting the packet if it is determined that it is necessary to retransmit the packet, on the basis of the determination result.
    Type: Application
    Filed: May 27, 2016
    Publication date: March 29, 2018
    Inventor: Dae-Kyu CHOI
  • Patent number: 9929925
    Abstract: The present disclosure relates to a sensor network, machine type communication (MTC), machine-to-machine (M2M) communication, and technology for internet of things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method for detecting a counterfeit advertiser by a server includes detecting a random delay time or a cumulative interval for a reference device based on a time stamp for an advertisement packet received from the reference device, and detecting a random delay time or a cumulative interval for a receiving device other than the reference device based on a time stamp for an advertisement packet received from the receiving device.
    Type: Grant
    Filed: January 6, 2017
    Date of Patent: March 27, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dae-Kyu Choi, Sin-Seok Seo, Ki-Seok Lee, Do-Hy Hong
  • Patent number: 9900091
    Abstract: The present disclosure relates to a sensor network, machine type communication (MTC), machine-to-machine (M2M) communication, and technology for internet of things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method of an electronic device for pairing with a lighting device is provided. The method includes acquiring an image photographing the lighting device, acquiring identification data of the lighting device from the image, and pairing with the lighting device by transmitting the identification data to the lighting device. Further, a method of a lighting device for pairing with an electronic device is provided.
    Type: Grant
    Filed: June 24, 2015
    Date of Patent: February 20, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dae-Kyu Choi, Yong-Seok Park
  • Patent number: 9860869
    Abstract: Provided is a method for offloading data traffic by a Mobility Management Entity (MME) in a wireless communication system. The method includes determining a Packet Data Network (PDN) to connect to for providing a service requested by a User Equipment (UE), upon receiving a connection request message requesting connection between the UE and the PDN from the UE, selecting a gateway disposed closest to a Radio Access Network (RAN), sending a permit message permitting a request for connection between the UE and the PDN to the UE, and setting an Evolved Packet Service (EPS) bearer for transmission and reception of data traffic related to a service requested by the UE between the UE and the gateway.
    Type: Grant
    Filed: June 27, 2014
    Date of Patent: January 2, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Min Kim, Yong-Hwan Kim, Youn-Hee Han, Sang-Jun Moon, Yong-Seok Park, Jin-Ho Lee, Dae-Kyu Choi