Patents by Inventor Yong-Tae Lee

Yong-Tae Lee 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: 10659680
    Abstract: Disclosed is a method of processing an object in an image and a system for the same. According to an embodiment of the present disclosure, there is provided a method of processing an object in an image, the method including: detecting a first object from a first image obtained by a first network camera; detecting a second object from a second image obtained by a second network camera; checking similarity between the first and second objects in consideration of feature information of the first and second objects, installation location information of the first and second network cameras, and location information of a terminal device; and determining whether the first object is equal to the second object on the basis of the similarity between the first and second objects.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: May 19, 2020
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Sung Won Byon, Eun Jung Kwon, Hyun Ho Park, Yong Tae Lee, Dong Man Jang, Eui Suk Jung
  • Patent number: 10541408
    Abstract: Provided is a composite electrode for a lithium secondary battery for improving output and a lithium secondary battery including the composite electrode, in which, in a composite electrode having two or more active materials mixed therein, an active material having a small particle size is included in the composite electrode by being coagulated and secondarily granulated so as to allow mixed active material particles to have a uniform size, and thus, electrical conductivity is improved to have high output characteristics.
    Type: Grant
    Filed: January 10, 2013
    Date of Patent: January 21, 2020
    Assignee: LG Chem, Ltd.
    Inventors: Sun Jung Hwang, Sin Kyu Kim, Yong Tae Lee, Hyun Kuk Noh, Geun Chang Chung, Keun Wan An
  • Patent number: 10499423
    Abstract: A channel allocation system for accommodating a plurality of nodes in a sensor network includes a PAN coordinator generating channel allocation information and CSMA idle information and transmitting a beacon including the channel allocation information and the CSMA idle information; and at least one node receiving the beacon, determining whether the contention period is in idle state based on the extracted channel allocation information and the CSMA idle information, determine a transmission time, an operation state in a reception interval, how to process received data by determining whether a channel is allocated based on whether the contention period is in idle state, and operating according to the determination result.
    Type: Grant
    Filed: December 11, 2017
    Date of Patent: December 3, 2019
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Geon Min Yeo, Young Il Kim, Hyun Woo Lee, Yong Tae Lee, Dae Geun Park, Soon Yong Song
  • Patent number: 10462844
    Abstract: A dynamic packet relay method of a personal area network (PAN) coordinator in a sensor network includes receiving a Child_Register message that includes information about a device associated with a coordinator and building or updating a network hierarchical structure; monitoring reception of a packet or a beacon from the coordinator and determining whether the coordinator is defective or not; and in response to a determination that the coordinator is defective, changing the current coordinator to one of devices belonging to a PAN as a new coordinator.
    Type: Grant
    Filed: March 16, 2016
    Date of Patent: October 29, 2019
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Geon Min Yeo, Young Il Kim, Yong Tae Lee, Dae Geun Park, Sun Hwa Lim, Won Ryu
  • Publication number: 20190325728
    Abstract: The present invention relates to dangerous situation detection method and apparatus using a time series analysis of user behaviors. The dangerous situation detection method and apparatus using a time series analysis of user behaviors according to the present invention includes recognizing user behaviors in a time series manner using sensor sensing data, setting stability interval periods and reflecting stability factors on the user behaviors recognized in the time series manner for each of the stability interval periods to set a stability level, and determining a danger level on the basis of the recognized user behaviors and the set stability level.
    Type: Application
    Filed: April 17, 2019
    Publication date: October 24, 2019
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Hyojin KIM, Hyunho PARK, Eunjung KWON, Sungwon BYON, Yong-Tae LEE, Eui-Suk JUNG
  • Patent number: 10449981
    Abstract: An apparatus for dynamically configuring a wireless sensor relay network for monitoring train activity according to the present invention includes a plurality of wireless sensors that wirelessly transmit sensor data obtained by measuring heat and vibration of a train running unit, a plurality of coordinator units that are located in train cars, and receive the sensor data from one or more wireless sensors located within the same train car, a plurality of wireless relay units that are located in the train cars, form a wireless sensor relay network with the wireless relay unit located in a neighboring train car, and transmit the sensor data received from the coordinator units, and a gateway unit that receives the sensor data from the plurality of wireless relay units through the wireless sensor relay network, and transmits the received sensor data to a control center.
    Type: Grant
    Filed: November 18, 2016
    Date of Patent: October 22, 2019
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Young Il Kim, Dae Geun Park, Geon Min Yeo, Yong Tae Lee, Hyun Woo Lee, Sun Hwa Lim
  • Patent number: 10381628
    Abstract: Disclosed is an electrode assembly in which a plurality of electrode plates are stacked so that a separator is interposed between a positive electrode plate and a negative electrode plate, wherein each of the electrode plates includes an electrode tab protruding outwards at one side thereof for coupling with an electrode lead, wherein at least one electrode plate of the positive electrode plate and the negative electrode plate extends relatively longer than the separator at one end of the electrode plate where the electrode tab is located to form the electrode plate extension protruding out of the separator, and wherein the electrode plate extensions of the same polarity are coupled to each other.
    Type: Grant
    Filed: June 6, 2017
    Date of Patent: August 13, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Su-Han Park, Min-Suk Kang, In-Jung Kim, Han Kim, Yong-Tae Lee
  • Publication number: 20190164309
    Abstract: Disclosed is a method of detecting a shooting direction and apparatuses performing the method, the method including calculating a crossed angle between an object and a shadow of the object in an image and detecting a shooting direction of a shooting apparatus used for capturing the image based on the crossed angle and a reference angle corresponding to a time and a position at which the image is captured.
    Type: Application
    Filed: October 25, 2018
    Publication date: May 30, 2019
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: SungWon BYON, Eun Jung KWON, Hyunho PARK, Yong Tae LEE, Won Jae LEE, Dong Man JANG, Eui Suk JUNG, Sun-Joong KIM
  • Publication number: 20190163847
    Abstract: Disclosed are a method, apparatus, and system for predicting a spread of a disaster with respect to multiple disasters. According to the present disclosure, the method includes: receiving disaster-related information; generating a disaster-connection scenario by applying a regional characteristic and connection between disasters to the disaster-related information; performing disaster modeling on each of the disasters that make up the disaster-connection scenario; and predicting a spread of the multiple disasters by integrating results of the disaster modeling. According to an embodiment of the present disclosure, it is possible that a spread of multiple disasters originated from a single disaster situation is predicted and provided in real time. Also, according to an embodiment of the present disclosure, it is possible that a multi-disaster situation predicted in real time is checked and preparation for natural disasters and multiple disasters in advance is performed.
    Type: Application
    Filed: September 10, 2018
    Publication date: May 30, 2019
    Inventors: Seung Hee OH, Seong Hyun KIM, Jin SON, Yong Tae LEE, Woo Sug JUNG
  • Publication number: 20190116310
    Abstract: Disclosed is a method of processing an object in an image and a system for the same. According to an embodiment of the present disclosure, there is provided a method of processing an object in an image, the method including: detecting a first object from a first image obtained by a first network camera; detecting a second object from a second image obtained by a second network camera; checking similarity between the first and second objects in consideration of feature information of the first and second objects, installation location information of the first and second network cameras, and location information of a terminal device; and determining whether the first object is equal to the second object on the basis of the similarity between the first and second objects.
    Type: Application
    Filed: September 7, 2018
    Publication date: April 18, 2019
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Sung Won BYON, Eun Jung KWON, Hyun Ho PARK, Yong Tae LEE, Dong Man JANG, Eui Suk JUNG
  • Patent number: 10248433
    Abstract: A network management apparatus and method for remotely controlling a state of an IT device in order to use WOL to change a remote device from an inactive state to an active state over an IP network. The network management apparatus includes a detection pattern generator, a remote state controller, and a wake-up cause analyzer. By activating an inactivated PC connected over an IP network and positioned at a remote site using WOL to control a state of another IT device interoperating through the IP network as well as a state of the PC, it is possible to inactivate the device without unnecessarily having to leave the device on and then control the device as necessary, thereby reducing power consumption of the device and extending a lifetime of the device.
    Type: Grant
    Filed: April 4, 2017
    Date of Patent: April 2, 2019
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Sung Won Byon, Eun Jung Kwon, Jung Hak Kim, Hyun Ho Park, Yong Tae Lee, Eui Suk Jung, Hyun Woo Lee
  • Patent number: 10251035
    Abstract: A control method for collision avoidance in low power wireless sensor communication including a center node and a plurality of neighbor nodes includes assigning a seed to a neighbor node associated with a center node, updating, by the neighbor node, the seed at each radio frame, determining, by the neighbor node, a criterion for performing communication, and transmitting data in a next slot according to a result of carrier sensing is provided.
    Type: Grant
    Filed: November 25, 2016
    Date of Patent: April 2, 2019
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Geon Min Yeo, Young Il Kim, Dae Geun Park, Soon Yong Song, Yong Tae Lee, Hyun Woo Lee
  • Patent number: 10249877
    Abstract: Provided is an olivine-type lithium iron phosphate having a composition represented by Formula I, comprising 0.1 to 5% by weight of Li3PO4, and comprising no Li2CO3 or, if present, comprising Li2CO3 in an amount less than 0.25% by weight: Li1+aFe1?xMx(PO4?b)Xb (I) wherein M, X, a, x and b are as defined above. The lithium iron phosphate comprises no lithium carbonate (Li2CO3) or, if present, comprises the Li2CO3 in an extremely small amount, and comprises Li3PO4 having superior electrochemical stability, thermal stability and ionic conductivity, thus advantageously imparting high-temperature and storage stability as well as stability and rate properties to lithium secondary batteries, when used as a cathode active material for the lithium secondary batteries.
    Type: Grant
    Filed: February 19, 2010
    Date of Patent: April 2, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Sanghoon Choy, Yong Tae Lee, Hong-Kyu Park, Soo Min Park, Hyo-Shik Kil, Cheol-Hee Park
  • Patent number: 10231016
    Abstract: A network cooperation-based low power type charged broadcasting set-top box and a controlling method therefor, the set-top box sub-dividing a standby mode of the set-top box into an active standby mode, in which only background functions are processed without processing a main function, and a passive standby mode, in which no functions are processed; extending the passive standby mode occupation time to more than that of the active standby mode; and including a way of transitioning between operating modes by exchanging information regarding the set-top box through an inter-cooperation between a charged broadcasting network and the set-top box, thereby reducing the power consumption of a processor (SoC) which processes multimedia contents and minimizing the power consumption while the set-top box is in standby mode.
    Type: Grant
    Filed: July 16, 2015
    Date of Patent: March 12, 2019
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Young Il Kim, Won Ryu, Young Soo Park, Yong Tae Lee, Eui Suk Jung
  • Publication number: 20180167969
    Abstract: A channel allocation system for accommodating a plurality of nodes in a sensor network includes a PAN coordinator generating channel allocation information and CSMA idle information and transmitting a beacon including the channel allocation information and the CSMA idle information; and at least one node receiving the beacon, determining whether the contention period is in idle state based on the extracted channel allocation information and the CSMA idle information, determine a transmission time, an operation state in a reception interval, how to process received data by determining whether a channel is allocated based on whether the contention period is in idle state, and operating according to the determination result.
    Type: Application
    Filed: December 11, 2017
    Publication date: June 14, 2018
    Inventors: Geon Min YEO, Young Il KIM, Hyun Woo LEE, Yong Tae LEE, Dae Geun PARK, Soon Yong SONG
  • Patent number: 9955217
    Abstract: A method of acquiring an Internet protocol (IP) address to control a standby mode of a set-top box, and the set-top box and a power management server performing the method are disclosed. The method may include determining whether a state of the set-top box changes from a broadcasting state in which a broadcasting service is provided to a passive standby state in which a network connection between the set-top box and a headend providing the broadcasting service is blocked, receiving state information associated with an IP address allocated to the set-top box for the network connection in response to the state of the set-top box changing to the passive standby state, and transmitting, to the set-top box, a state change command to maintain the network connection for the IP address allocated to the set-top box based on the received state information.
    Type: Grant
    Filed: May 25, 2016
    Date of Patent: April 24, 2018
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Eun Jung Kwon, Sung Won Byon, Jung Hak Kim, Young Soo Park, Hyun Ho Park, Yong Tae Lee, Eui Suk Jung, Won Ryu
  • Publication number: 20180081698
    Abstract: A network management apparatus and method for remotely controlling a state of an IT device in order to use WOL to change a remote device from an inactive state to an active state over an IP network. The network management apparatus includes a detection pattern generator, a remote state controller, and a wake-up cause analyzer. By activating an inactivated PC connected over an IP network and positioned at a remote site using WOL to control a state of another IT device interoperating through the IP network as well as a state of the PC, it is possible to inactivate the device without unnecessarily having to leave the device on and then control the device as necessary, thereby reducing power consumption of the device and extending a lifetime of the device.
    Type: Application
    Filed: April 4, 2017
    Publication date: March 22, 2018
    Inventors: Sung Won BYON, Eun Jung KWON, Jung Hak KIM, Hyun Ho PARK, Yong Tae LEE, Eui Suk JUNG, Hyun Woo LEE
  • Publication number: 20170359621
    Abstract: The present invention relates to a standby mode control apparatus and method for saving power consumption of a wired/wireless terminal, such as a set-top box or an Internet of Things (IoT) device, by controlling the terminal on the basis of a terminal usage pattern and context information of the terminal, wherein the standby mode control apparatus may include an activation history information generator and a standby mode determiner, and according to the present invention, since a standby mode is controlled and set by predicting a terminal usage pattern of a user, it provides user convenience and saves power consumption during a standby period, and it provides more effectively save power consumption during the standby period through more accurate prediction using a usage probability calculated by analyzing context information.
    Type: Application
    Filed: February 27, 2017
    Publication date: December 14, 2017
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Hyun Ho PARK, Eun Jung KWON, Jung Hak KIM, Sung Won BYON, Yong Tae LEE, Eui Suk JUNG, Hyun Woo LEE
  • Publication number: 20170352858
    Abstract: Disclosed is an electrode assembly in which a plurality of electrode plates are stacked so that a separator is interposed between a positive electrode plate and a negative electrode plate, wherein each of the electrode plates includes an electrode tab protruding outwards at one side thereof for coupling with an electrode lead, wherein at least one electrode plate of the positive electrode plate and the negative electrode plate extends relatively longer than the separator at one end of the electrode plate where the electrode tab is located to form the electrode plate extension protruding out of the separator, and wherein the electrode plate extensions of the same polarity are coupled to each other.
    Type: Application
    Filed: June 6, 2017
    Publication date: December 7, 2017
    Applicant: LG CHEM, LTD.
    Inventors: Su-Han PARK, Min-Suk KANG, In-Jung KIM, Han KIM, Yong-Tae LEE
  • Publication number: 20170272545
    Abstract: Provided is a remote screen transmitting method and a remote screen transmitting system. The remote screen transmitting method may include collecting, on a predetermined cycle, power data from a thin client terminal connected to a virtualization server through a network, determining a remote screen transmitting scheme based on the collected power data, and transmitting, to the thin client terminal, a first remote screen associated with an application executed on the virtualization server based on the remote screen transmitting scheme.
    Type: Application
    Filed: March 13, 2017
    Publication date: September 21, 2017
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Eun Jung KWON, Jung Hak KIM, Hyun Ho PARK, Sung Won BYON, Yong Tae LEE, Eui Suk JUNG, Hyun Woo LEE