Patents by Inventor Sung-Ryul Yun

Sung-Ryul Yun 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: 20220294675
    Abstract: A transmitter includes: a frame generator configured to generate a frame including a frame starting symbol, at least one data symbol and a frame closing symbol; a pilot and reserved tone inserter configured to insert pilots and reserved tones in at least one of the frame starting symbol, the data symbol and the frame closing symbol such that positions of the reserved tones do not overlap positions of the pilots in the at least one of the frame starting symbol, the data symbol and the frame closing symbol; and a transmitter configured to transmit the frame in which the pilots and the reserved tones are inserted, wherein the reserved tones are not used to transmit data in the frame.
    Type: Application
    Filed: June 3, 2022
    Publication date: September 15, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-ryul Yun, Young-ho Oh
  • Patent number: 11405253
    Abstract: A transmitter includes: a frame generator configured to generate a frame including a frame starting symbol, at least one data symbol and a frame closing symbol; a pilot and reserved tone inserter configured to insert pilots and reserved tones in at least one of the frame starting symbol, the data symbol and the frame closing symbol such that positions of the reserved tones do not overlap positions of the pilots in the at least one of the frame starting symbol, the data symbol and the frame closing symbol; and a transmitter configured to transmit the frame in which the pilots and the reserved tones are inserted, wherein the reserved tones are not used to transmit data in the frame.
    Type: Grant
    Filed: January 8, 2021
    Date of Patent: August 2, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-ryul Yun, Young-ho Oh
  • Publication number: 20220167341
    Abstract: Methods and an apparatuses are provided for transmitting and receiving signaling information in a digital broadcasting system. A method includes encoding first signaling information for a physical layer to generate a first coded block; encoding second signaling information to generate a second coded block; and transmitting a frame including the first coded block, the second coded block, and at least one physical layer pipe (PLP) data. The first signaling information has a fixed number of bits. The second signaling information has a variable number of bits. The first signaling information comprises information indicating a forward error correction (FEC) type used for the second signaling information. The second signaling information comprises information indicating a modulation scheme of a related PLP, and information indicating a code rate of the related PLP.
    Type: Application
    Filed: February 11, 2022
    Publication date: May 26, 2022
    Inventors: Hwan-Joon Kwon, Hak-Ju Lee, Jae-Yoel Kim, Yeon-Ju Lim, Sung-Ryul Yun, Hong-Sil Jeong, Seho Myung
  • Patent number: 11275444
    Abstract: The present invention relates to a shape-variable electronic device and an operation method of the same and, more specifically, the shape-variable electronic device includes: a substrate having a cell region; a light source unit on the cell region; and a flexible layer vertically spaced apart from the light source unit. The flexible layer includes an actuator part that changes a shape of the flexible layer, and the actuator part includes: a photo-thermal response part that receives light emitted from the light source unit and generates thermal energy; a deformation part which receives the thermal energy from the photo-thermal response part and of which mechanical stiffness is reduced; and a top electrode and a bottom electrode on both surfaces of the deformation part, respectively.
    Type: Grant
    Filed: January 21, 2020
    Date of Patent: March 15, 2022
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Sung Ryul Yun, Suntak Park, Seongcheol Mun, Bong Je Park, Seung Koo Park, JaeWoong Yoon, Inwook Hwang, Jeong Muk Lim
  • Patent number: 11252700
    Abstract: A method and an apparatus are provided for receiving signaling information in a digital broadcasting system. The method includes receiving a frame including a first coded block, a second coded block, and at least one physical layer pipe (PLP) data; decoding the first coded block to identify first signaling information for a physical layer; and decoding the second coded block to identify second signaling information. The first signaling information has a fixed number of bits. The second signaling information has a variable number of bits. The first signaling information includes information indicating a forward error correction (FEC) type of the second signaling information for receiving the second signaling information. The second signaling information includes information indicating a modulation scheme used for related PLP data.
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: February 15, 2022
    Inventors: Hwan-Joon Kwon, Hak-Ju Lee, Jae-Yoel Kim, Yeon-Ju Lim, Sung-Ryul Yun, Hong-Sil Jeong, Seho Myung
  • Publication number: 20210365121
    Abstract: The present invention relates to a shape-variable electronic device and an operation method of the same and, more specifically, the shape-variable electronic device includes: a substrate having a cell region; a light source unit on the cell region; and a flexible layer vertically spaced apart from the light source unit. The flexible layer includes an actuator part that changes a shape of the flexible layer, and the actuator part includes: a photo-thermal response part that receives light emitted from the light source unit and generates thermal energy; a deformation part which receives the thermal energy from the photo-thermal response part and of which mechanical stiffness is reduced; and a top electrode and a bottom electrode on both surfaces of the deformation part, respectively.
    Type: Application
    Filed: January 21, 2020
    Publication date: November 25, 2021
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Sung Ryul YUN, Suntak PARK, Seongcheol MUN, Bong Je PARK, Seung Koo PARK, JaeWoong YOON, Inwook HWANG, Jeong Muk LIM
  • Publication number: 20210314002
    Abstract: An apparatus is provided for channel encoding in a communication system using an LDPC code. The apparatus includes at least one processor configured to encode input bits using a Bose-Chaudhuri-Hocquenghem (BCH) code, shorten one or more bits of the encoded input bits according to a number of bit groups to be shortened and an order among a plurality of orders according to which the bit groups are shortened, wherein the number of bit groups to be shortened is based on a number of bits to be shortened which is based on a number of the encoded input bits, encode information bits including the encoded input bits and the shortened one or more bits, using an LDPC code to generate parity bits, and puncture one or more bits in the parity bits based on a puncturing parameter among puncturing parameters; and a transmitter configured to transmit a signal that is generated from the encoded information bits based on the punctured one or more bits.
    Type: Application
    Filed: June 21, 2021
    Publication date: October 7, 2021
    Inventors: Se-Ho MYUNG, Hong-Sil JEONG, Sung-Ryul YUN, Jae-Yoel KIM, Hyun-Koo YANG, Hak-Ju LEE, Jin-Hee JEONG
  • Publication number: 20210292495
    Abstract: Provided are a composition for a light transmittance control film, and a light transmittance control film. According to the inventive concept, the light transmittance control film includes a matrix part including a copolymer and a polymer chain which is grafted to the copolymer; and a dispersed part including a polymer derived from a first monomer, and are provided in the matrix part, wherein the polymer chain is derived from the first monomer, first light transmittance is shown while external force is applied, and second light transmittance which is greater than the first light transmittance may be shown after the external force is removed.
    Type: Application
    Filed: May 19, 2021
    Publication date: September 23, 2021
    Inventors: Seung Koo PARK, Sung Ryul YUN, Ki Uk KYUNG, Mi Jeong CHOI, Bong Je PARK, Suntak PARK, Saekwang NAM, Seongcheol MUN, Eun Jin SHIN, Jeong Mook LIM
  • Publication number: 20210258101
    Abstract: Apparatuses for transmitting and receiving a signal in a communication system are provided. An apparatus of a receive device includes a receiver configured to receive, from a transmit device, a signal comprising remaining bits of parity bits after puncturing, wherein the parity bits are obtained by adding at least one shortened bit to information bits to obtain input bits for an encoding, if a number of the information bits is less than a number of the input bits for the encoding; and a hardware processor configured to determine a number of puncture bits for the parity bits, generate an output signal by adding at least one value corresponding to the number of the puncture bits to the signal, and decode the output signal.
    Type: Application
    Filed: May 3, 2021
    Publication date: August 19, 2021
    Inventors: Hong-Sil Jeong, Sung-Ryul Yun, Hyun-Koo Yang, Se-Ho Myung, Alain Mourad, Ismael Gutierrez
  • Publication number: 20210211338
    Abstract: A transmitter includes: a frame generator configured to generate a frame including a frame starting symbol, at least one data symbol and a frame closing symbol; a pilot and reserved tone inserter configured to insert pilots and reserved tones in at least one of the frame starting symbol, the data symbol and the frame closing symbol such that positions of the reserved tones do not overlap positions of the pilots in the at least one of the frame starting symbol, the data symbol and the frame closing symbol; and a transmitter configured to transmit the frame in which the pilots and the reserved tones are inserted, wherein the reserved tones are not used to transmit data in the frame.
    Type: Application
    Filed: January 8, 2021
    Publication date: July 8, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-ryul YUN, Young-ho OH
  • Patent number: 11043967
    Abstract: A method is provided for channel encoding in a communication system using an LDPC code. The method includes encoding input bits using a BCH code, shortening bits of the encoded input bits according to a number of bit groups to be shortened and an order among a plurality of orders according to which the bit groups are shortened, wherein the number of bit groups to be shortened is based on a number of bits to be shortened, which is based on a number of the encoded input bits, encoding information bits including the encoded input bits and the shortened one or more bits, using an LDPC code to generate parity bits, puncturing bits in the parity bits based on a puncturing parameter among puncturing parameters, and transmitting a signal generated from the encoded information bits based on the punctured bits. The plurality of orders being based on the puncturing parameters and including first and second orders.
    Type: Grant
    Filed: April 29, 2019
    Date of Patent: June 22, 2021
    Inventors: Se-Ho Myung, Hong-Sil Jeong, Sung-Ryul Yun, Jae-Yoel Kim, Hyun-Koo Yang, Hak-Ju Lee, Jin-Hee Jeong
  • Patent number: 11041055
    Abstract: Provided are a composition for a light transmittance control film, and a light transmittance control film. According to the inventive concept, the light transmittance control film includes a matrix part including a copolymer and a polymer chain which is grafted to the copolymer; and a dispersed part including a polymer derived from a first monomer, and are provided in the matrix part, wherein the polymer chain is derived from the first monomer, first light transmittance is shown while external force is applied, and second light transmittance which is greater than the first light transmittance may be shown after the external force is removed.
    Type: Grant
    Filed: April 19, 2018
    Date of Patent: June 22, 2021
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Seung Koo Park, Sung Ryul Yun, Ki Uk Kyung, Mi Jeong Choi, Bong Je Park, Suntak Park, Saekwang Nam, Seongcheol Mun, Eun Jin Shin, Jeong Mook Lim
  • Patent number: 10999011
    Abstract: An apparatus and a method for transmitting and receiving a signal in a communication system are provided. The method includes checking a type of the signal to be transmitted; determining a number of puncture bits according to the type of the signal; and puncturing an encoded signal to be transmitted according to the number of puncture bits.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: May 4, 2021
    Inventors: Hong-Sil Jeong, Sung-Ryul Yun, Hyun-Koo Yang, Se-Ho Myung, Alain Mourad, Ismael Gutierrez
  • Patent number: 10996432
    Abstract: A reflective active variable lens includes an upper electrode, a lower electrode disposed in parallel to the upper electrode, a deformation part disposed between the upper electrode and the lower electrode, a reflective part disposed on the upper electrode, and a support part disposed to surround the deformation part. Here, the deformation part and the support part are connected to each other to provide a single structure, the deformation part is expanded from an initial shape when an electric field is formed between the upper electrode and the lower electrode, and the expanded deformation part is contracted when the electric field is removed and restored to the initial shape.
    Type: Grant
    Filed: December 10, 2018
    Date of Patent: May 4, 2021
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Suntak Park, Bong Je Park, Ki-Uk Kyung, Seung Koo Park, Sung Ryul YuN, Seongcheol Mun, Jeong Muk Lim
  • Patent number: 10938612
    Abstract: A transmitter includes: a frame generator configured to generate a frame including a frame starting symbol, at least one data symbol and a frame closing symbol; a pilot and reserved tone inserter configured to insert pilots and reserved tones in at least one of the frame starting symbol, the data symbol and the frame closing symbol such that positions of the reserved tones do not overlap positions of the pilots in the at least one of the frame starting symbol, the data symbol and the frame closing symbol; and a transmitter configured to transmit the frame in which the pilots and the reserved tones are inserted, wherein the reserved tones are not used to transmit data in the frame.
    Type: Grant
    Filed: September 13, 2019
    Date of Patent: March 2, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-ryul Yun, Young-ho Oh
  • Patent number: 10898404
    Abstract: An artificial muscle includes a first stress transmission part and a second stress transmission part, which are spaced apart from each other in a first direction, a contraction coil spring provided between the first and second stress transmission parts to pull the first and second stress transmission parts, and an expansion part provided between the first and second stress transmission parts to push the first and second stress transmission parts. The contraction coil spring has a shape of a spring progressing in the first direction, and the contraction coil spring is contracted by heat.
    Type: Grant
    Filed: February 15, 2018
    Date of Patent: January 26, 2021
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jeong Mook Lim, Sung Ryul Yun, Ki-Uk Kyung, Seongcheol Mun
  • Publication number: 20200213990
    Abstract: A method and an apparatus are provided for receiving signaling information in a digital broadcasting system. The method includes receiving a frame including a first coded block, a second coded block, and at least one physical layer pipe (PLP) data; decoding the first coded block to identify first signaling information for a physical layer; and decoding the second coded block to identify second signaling information. The first signaling information has a fixed number of bits. The second signaling information has a variable number of bits. The first signaling information includes information indicating a forward error correction (FEC) type of the second signaling information for receiving the second signaling information. The second signaling information includes information indicating a modulation scheme used for related PLP data.
    Type: Application
    Filed: March 13, 2020
    Publication date: July 2, 2020
    Inventors: Hwan-Joon Kwon, Hak-Ju Lee, Jae-Yael Kim, Yeon-Ju Lim, Sung-Ryul Yun, Hong-Sil Jeong, Seho Myung
  • Patent number: 10649116
    Abstract: An auto focusing lens includes an active lens including a lens body including electroactive polymer and a transparent electrode at least partially coated on a surface of the lens body, and a controller controlling the focus of the active lens by applying a voltage to the transparent electrode.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: May 12, 2020
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Ki-Uk Kyung, Bong Je Park, Sang-Youn Kim, Sae Kwang Nam, Sun Tak Park, Sung Ryul Yun
  • Patent number: 10595305
    Abstract: A method and an apparatus are provided for transmitting and receiving signaling information in a digital broadcasting system. The method includes encoding first signaling information for a physical layer to generate a first coded block; encoding second signaling information to generate a second coded block; and transmitting a frame including the first coded block, the second coded block, and at least one physical layer pipe (PLP) data. The first signaling information has a fixed number of bits, and the second signaling information has a variable number of bits. The first signaling information includes information indicating a forward error correction (FEC) type of the second signaling information for receiving the second information, and the second signaling information includes information indicating a modulation scheme used for a related PLP data.
    Type: Grant
    Filed: May 20, 2019
    Date of Patent: March 17, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Hwan-Joon Kwon, Hak-Ju Lee, Jae-Yoel Kim, Yeon-Ju Lim, Sung-Ryul Yun, Hong-Sil Jeong, Seho Myung
  • Publication number: 20200032013
    Abstract: Provided are a composition for a light transmittance control film, and a light transmittance control film. According to the inventive concept, the light transmittance control film includes a matrix part including a copolymer and a polymer chain which is grafted to the copolymer; and a dispersed part including a polymer derived from a first monomer, and are provided in the matrix part, wherein the polymer chain is derived from the first monomer, first light transmittance is shown while external force is applied, and second light transmittance which is greater than the first light transmittance may be shown after the external force is removed.
    Type: Application
    Filed: April 19, 2018
    Publication date: January 30, 2020
    Inventors: Seung Koo PARK, Sung Ryul YUN, Ki Uk KYUNG, Mi Jeong CHOI, Bong Je PARK, Suntak PARK, Saekwang NAM, Seongcheol MUN, Eun Jin SHIN, Jeong Mook LIM