Patents by Inventor Jin BYUN

Jin BYUN 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: 11418267
    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: Grant
    Filed: February 6, 2020
    Date of Patent: August 16, 2022
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    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
  • Publication number: 20220233421
    Abstract: The present disclosure relates to an ultraviolet absorber, a preparation method therefor, and an ultraviolet screening product containing same and, more specifically, to: an ultraviolet absorber, which comprises polymeric carbon nitrides having a heterocyclic structure comprising C and N; a preparation method therefor; and an ultraviolet screening product containing same.
    Type: Application
    Filed: May 6, 2020
    Publication date: July 28, 2022
    Inventors: Ji Wook JANG, Jae Sung LEE, Woo Jin BYUN
  • Publication number: 20220196827
    Abstract: A method for calculating an altitude of a target through an apparatus for calculating an altitude of the target, which comprises a plurality of MIMO radar virtual antennas, may comprise: receiving electromagnetic waves reflected from the target through a pair of virtual antennas classified into an upper antenna and a lower antenna and alternately arranged in two columns linearly; obtaining range information and phase information of the target from the pair of virtual antennas by analyzing the electromagnetic waves; and calculating altitude information of the target from position information of the pair of virtual antennas, and the range information and the phase information.
    Type: Application
    Filed: December 21, 2021
    Publication date: June 23, 2022
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Hyung Ju KIM, Sung Jin YOO, Byung Jang JEONG, Woo Jin BYUN, In Kui CHO
  • Publication number: 20220201611
    Abstract: Disclosed is an operating method of a user communication device, which includes receiving a wakeup signal from a stationary communication device over a first human body communication channel, the wakeup signal having a frequency in a low frequency band, switching from a standby mode to a wakeup mode in response to the wakeup signal, and receiving a data signal from the stationary communication device over the first human body communication channel during the wakeup mode, and the first human body communication channel is provided by a body of a user of the user communication device.
    Type: Application
    Filed: December 16, 2021
    Publication date: June 23, 2022
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hyuk KIM, HYUNG-IL PARK, Tae Wook KANG, Sung Eun KIM, Mi Jeong PARK, Kyung Jin BYUN, KWANG IL OH, Sukho LEE, Jae-Jin LEE, In Gi LIM, Kyuseung HAN
  • Publication number: 20220131417
    Abstract: A wireless power transmitting device includes: an upper coil including a first conical coil and a first spiral coil disposed beneath the first conical coil; a lower coil including a second spiral coil disposed to face the first spiral coil and a second conical coil disposed beneath the second spiral coil; a connecting stub configured to connect the upper coil and the lower coil to each other; and a power source configured to supply a power to the upper coil or the lower coil. The first spiral coil and the second spiral coil generate an electric field and a magnetic field in a resonance state to transfer at least some of the power from the power source to an external wireless power receiving device through the electric field and the magnetic field.
    Type: Application
    Filed: October 25, 2021
    Publication date: April 28, 2022
    Inventors: Je Hoon YUN, Sang Won KIM, Seong Min KIM, Jung Ick MOON, Woo Jin BYUN, Dong Won JANG, In Kui CHO
  • Publication number: 20220118093
    Abstract: Disclosed are a double stranded oligonucleotide construct, configured such that a hydrophilic material and a hydrophobic material are conjugated through a simple covalent bond or a linker-mediated covalent bond to both ends of a double stranded oligonucleotide in order to efficiently deliver an androgen-receptor-specific oligonucleotide into a cell, a nanoparticle capable of being produced by self-assembling double stranded oligonucleotide constructs in an aqueous solution through hydrophobic interactions, and a composition for preventing hair loss or promoting hair growth containing the double stranded oligonucleotide construct.
    Type: Application
    Filed: November 18, 2019
    Publication date: April 21, 2022
    Inventors: Han-Oh PARK, Sung II YUN, Sang-Jin BYUN, Myeong-Mi LEE, Seung Ya YANG
  • Publication number: 20220109808
    Abstract: Disclosed is a network-on-chip including a first data converter that receives first image data and second image data from at least one image sensor and encodes one image data among the first image data and the second image data, into first data, based on whether the first image data is identical to the second image data and a second data converter that receives non-image data from at least one non-image sensor and encodes the received non-image data into second data. The network-on-chip outputs the first data and the second data to transmit the first data and the second data to an external server at a burst length.
    Type: Application
    Filed: August 11, 2021
    Publication date: April 7, 2022
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Sukho LEE, Sang Pil KIM, Young Hwan BAE, Jae-Jin LEE, Kyuseung HAN, Tae Wook KANG, Sung Eun KIM, Hyuk KIM, Kyung Hwan PARK, Hyung-IL PARK, Kyung Jin BYUN, Kwang IL OH, In Gi LIM
  • Publication number: 20220088051
    Abstract: The present invention pertains to: a double-stranded oligonucleotide construct having a structure in which a hydrophilic substance and a hydrophobic substance are conjugated by a simple covalent bond or a linker-mediated covalent bond at both ends of a DKK1-specific double-stranded oligonucleotide to efficiently deliver the double-stranded oligonucleotide into cells; a nanoparticle capable of being produced through self-assembly of the double-stranded oligonucleotide construct through a hydrophobic interaction in an aqueous solution; and a hair-loss-preventing and hair-growth-promoting composition containing the double-stranded oligonucleotide construct or the nanoparticle.
    Type: Application
    Filed: January 15, 2020
    Publication date: March 24, 2022
    Inventors: Han-Oh PARK, Sung II YUN, Sang-Jin BYUN, Pyoung Oh YOON, Sang-Kyu LEE, Tae-Rim KIM, Young-Ho KO, Seung-Seob SON, Eun-Ah GOH, Hyung-Jin KIM
  • Patent number: 11233583
    Abstract: A human body communication device includes an electrode, a matching circuit, a switch providing a first path electrically connected to the matching circuit and a second path electrically connected to the matching circuit, a sensor, in a first state, connected to the matching circuit through the switch, outputting a first sensing signal to the matching circuit, and outputting a second sensing signal when a difference between a signal generated from the matching circuit in response to the first sensing signal and the first sensing signal is greater than or equal to a threshold, a transmitter, in a second state, connected to the matching circuit through the switch, and outputting a data signal to the matching circuit, and a controller controlling the switch from the first state to the second state in response to receiving the second sensing signal from the sensor, in the first state.
    Type: Grant
    Filed: September 14, 2020
    Date of Patent: January 25, 2022
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Sung Eun Kim, Tae Wook Kang, Hyuk Kim, Kwang IL Oh, Kyung Hwan Park, Mi Jeong Park, Hyung-IL Park, Kyung Jin Byun, Jae-Jin Lee, In Gi Lim
  • Publication number: 20210384929
    Abstract: Disclosed are a human body communication receiver and an operating method thereof, which may effectively remove low frequency noise. The human body communication receiver according to the present disclosure includes a receiving electrode, a virtual electrode, a filter circuit that is connected between the receiving electrode and the virtual electrode, and removes low frequency noise from a signal received through the receiving electrode to generate a high frequency signal, a low frequency reconstruction circuit that is connected to a rear end of the filter circuit and reconstructs a low frequency baseband signal by rectifying the high frequency signal, and an amplifying circuit that is connected to a rear end of the low frequency reconstruction circuit, and amplifies the low frequency baseband signal.
    Type: Application
    Filed: April 22, 2021
    Publication date: December 9, 2021
    Inventors: Kwang IL OH, Tae Wook KANG, Sung Eun KIM, Hyuk KIM, Hyung-IL PARK, Kyung Jin BYUN, Jae-Jin LEE, In Gi LIM
  • Publication number: 20210322793
    Abstract: Disclosed are a method of radiating wave energy available for unmanned automatic operation and apparatuses for performing the same. The method includes obtaining a dielectric characteristic of a object by performing a reconstruction calculation based on a scattered signal that is scattered from the object and pre-measured information on the object, determining a wave radiation parameter for adjusting energy of a wave to be radiated to a lesion of the object by performing a characteristic analysis operation based on the dielectric characteristic, and determining the energy of the wave to be high-power energy based on the wave radiation parameter.
    Type: Application
    Filed: April 20, 2021
    Publication date: October 21, 2021
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Kwang Jae LEE, Soon Ik JEON, Woo Jin BYUN, In Kui CHO
  • Publication number: 20210314011
    Abstract: A hybrid communication device, an operation method thereof, and a communication system including the same are provided. The hybrid communication device includes a contact unit that includes an antenna for receiving a first communication signal and an electrode for receiving a second signal, a switch controller that includes a first switch and a second switch and controls the first switch and the second switch based on a change in capacitance of the electrode, and a signal processing unit that receives at least one of the first communication signal and the second communication signal from the contact unit via the first switch and processes the received signal. The first switch is connected to the contact unit, and the signal processing unit is connected to the first switch.
    Type: Application
    Filed: March 25, 2021
    Publication date: October 7, 2021
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Tae Wook KANG, Sung Eun KIM, HYUNG-IL PARK, Jae-Jin LEE, Hyuk KIM, Kyung Hwan PARK, Mi Jeong PARK, Kyung Jin BYUN, KWANG IL OH, In Gi LIM
  • Publication number: 20210286069
    Abstract: Disclosed are a radar image generation method and an apparatus for performing the same. The radar image generation method includes receiving a received signal received at each of radars that are distributed and arranged; generating an input signal by processing the received signal; generating a support vector based on the input signal; updating the support vector; updating a coefficient corresponding to the support vector; and generating a radar image based on the support vector and the coefficient.
    Type: Application
    Filed: March 8, 2021
    Publication date: September 16, 2021
    Inventors: HYUNGJU KIM, Sunghyun HWANG, SUNGJIN YOO, Woo Jin BYUN, Jaehyun PARK, Jiho SEO, Jonghyeok LEE, Yong-Gi HONG, Seongjun HWANG
  • Publication number: 20210126716
    Abstract: A human body communication device includes an electrode, a matching circuit, a switch providing a first path electrically connected to the matching circuit and a second path electrically connected to the matching circuit, a sensor, in a first state, connected to the matching circuit through the switch, outputting a first sensing signal to the matching circuit, and outputting a second sensing signal when a difference between a signal generated from the matching circuit in response to the first sensing signal and the first sensing signal is greater than or equal to a threshold, a transmitter, in a second state, connected to the matching circuit through the switch, and outputting a data signal to the matching circuit, and a controller controlling the switch from the first state to the second state in response to receiving the second sensing signal from the sensor, in the first state.
    Type: Application
    Filed: September 14, 2020
    Publication date: April 29, 2021
    Inventors: Sung Eun KIM, Tae Wook KANG, Hyuk KIM, Kwang IL OH, Kyung Hwan PARK, Mi Jeong PARK, Hyung-IL PARK, Kyung Jin BYUN, Jae-Jin LEE, In Gi LIM
  • Patent number: 10977988
    Abstract: Provided is a display device including a display panel, a power delivery network (PDN), an image controller, and a PDN controller. The display panel may include a plurality of sub-panels. The PDN may be controlled by a control signal, respectively deliver voltages determined by the control signal to the plurality of sub-panels, and generate state information for determining the control signal. The image controller may receive to store frame image data, determine a number of frames to be integrated according to a window size, and integrate the frame image data of frames in the determined number into one image to generate integrated image data. The PDN controller may generate the control signal and a size adjusting signal based on the state information and the integrated image data, provide the generated control signal to the PDN, and may provide the generated size adjusting signal to the image controller. The size adjusting signal may adjust the window size.
    Type: Grant
    Filed: April 2, 2020
    Date of Patent: April 13, 2021
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Woo Joo Lee, Suk Ho Lee, Kyung Jin Byun, Nak Woong Eum
  • Publication number: 20210055987
    Abstract: A semiconductor device includes first and second memory regions spaced apart from each other and a fail information storage region disposed between the first and second memory regions. A parity including error information on data is stored in a first parity region of the fail information storage region while a write operation is applied to the first memory region. The parity is stored in a second parity region of the fail information storage region while the write operation is applied to the second memory region. An error of the data is corrected by the parity stored in the first parity region while a read operation is applied to the first memory region. The error of the data is corrected by the parity stored in the second parity region while the read operation is applied to the second memory region.
    Type: Application
    Filed: December 18, 2019
    Publication date: February 25, 2021
    Applicant: SK hynix Inc.
    Inventor: Hee Jin BYUN
  • Publication number: 20210041530
    Abstract: A method of transmitting and receiving an orthogonal frequency division multiplexing (OFDM) signal for radio detection and ranging (radar) applications, and apparatuses performing the method are disclosed. The method includes receiving an OFDM signal in which a cyclic prefix (CP) is not included and converting the received OFDM signal to a received discrete time-domain signal through an analog-to-digital converter (ADC), selecting sub-carrier symbols to be input to a fast Fourier transform (FFT) from among all sub-carrier symbols included in the received discrete time-domain signal by performing windowing on the received discrete time-domain signal by a window that is based on an estimated value of a maximum delay that occurs potentially in a channel, converting the received discrete time-domain signal to a received frequency-domain signal by inputting the selected sub-carrier symbols to the FFT, and performing channel estimation based on the received frequency-domain signal.
    Type: Application
    Filed: July 9, 2020
    Publication date: February 11, 2021
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Byung Jang JEONG, Woo Jin BYUN
  • Patent number: 10911136
    Abstract: Disclosed are a communication method and communication apparatus using an ambient backscatter communication. A transmission apparatus may include generating a plurality of bitsets by fragmenting data based on a predetermined bitset length, mapping the plurality of bitsets to a plurality of switching patterns based on a data size, and controlling a reflection of a background radio frequency (RF) signal based on a corresponding mapped switching pattern, a total number of the plurality of switching patterns may be determined based on the bitset length, and each of the plurality of switching patterns may have a different length.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: February 2, 2021
    Assignees: Electronics and Telecommunications Research institute, FOUNDATION FOR RESEARCH AND BUSINESS, SEOUL NATIONAL UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Byung Jang Jeong, Woo Jin Byun, Ji-Hoon Yun, Jae-Han Lim, Wisnu Murti
  • Publication number: 20200382223
    Abstract: A user device connected to an edge device, based on a touch of a user includes an electrode in touch with a body of the user, a human body communication module that receives a first signal from the edge device through the body and the electrode, an operation processing module that acquires identification information, location information, version information of the edge device, and time information at which the first signal is received, from the first signal, and a memory module that stores the identification information, the location information, the version information, and the time information, as part of life log information.
    Type: Application
    Filed: May 22, 2020
    Publication date: December 3, 2020
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hyuk KIM, Hyung-IL PARK, Tae Wook KANG, Sung Eun KIM, Mi Jeong PARK, Kyung Jin BYUN, Kwang IL OH, Jae-Jin LEE, In Gi LIM
  • Publication number: 20200335154
    Abstract: A memory device includes a memory region, and a setting circuit suitable for changing setting information based on a temperature information signal so that the memory region operates according to a first condition at pseudo cryogenic temperature, and operates according to a second condition at room temperature.
    Type: Application
    Filed: November 22, 2019
    Publication date: October 22, 2020
    Inventors: Hee-Jin BYUN, Hyung-Sik WON