Patents by Inventor Su-Ryong Jeong

Su-Ryong Jeong 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: 20200304184
    Abstract: The present disclosure relates 5G or pre-5G communication systems for supporting higher data transmission rate than those by LTE or other post-4G communication systems. According to the present disclosure, a method for operating a beamformed reference signal by a base station and terminal in a communication system, and the terminal, are provided. The method includes transmitting, to a terminal, control information indicating whether a first codebook is used for generating feedback information on a downlink reference signal. The first codebook is used if generating feedback information on the beamformed reference signal and is generated based on a number of antenna ports and a number of ranks.
    Type: Application
    Filed: May 26, 2020
    Publication date: September 24, 2020
    Inventors: Keon-Kook LEE, Tae-Young KIM, Jee-Hwan NOH, Hyun-Il YOO, Su-Ryong JEONG
  • Patent number: 10666332
    Abstract: The present disclosure relates 5G or pre-5G communication systems for supporting higher data transmission rate than those by LTE or other post-4G communication systems. According to the present disclosure, a method for operating a beamformed reference signal by a base station and terminal in a communication system, and the terminal, are provided. The method includes transmitting, to a terminal, control information indicating whether a first codebook is used for generating feedback information on a downlink reference signal. The first codebook is used if generating feedback information on the beamformed reference signal and is generated based on a number of antenna ports and a number of ranks.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: May 26, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Keon-Kook Lee, Tae-Young Kim, Jee-Hwan Noh, Hyun-Il Yoo, Su-Ryong Jeong
  • Publication number: 20200154435
    Abstract: A method by which a small base station (BS) transmits a discovery signal (DS) in a mobile communication system is provided. The method includes a macro BS to which a component carrier (CC) of a predetermined frequency band is allocated, and at least one small base station to which N number of CCs of a frequency band different from that of the CC allocated to the macro base station are allocated. The method comprises the steps of generating the DS corresponding to predetermined information and transmitting the generated DS through a discovery channel (DCH) configured as a transmission resource of the macro base station, wherein the predetermined information is one among information on at least one CC that the small base station uses, cell ID (CID) index information of the small base station, and a sleep base station index when the small base station is in a sleep mode.
    Type: Application
    Filed: December 6, 2019
    Publication date: May 14, 2020
    Inventors: Jae-Won KIM, Hyun-Kyu YU, Su-Ryong JEONG
  • Publication number: 20200099427
    Abstract: The present disclosure relates 5G or pre-5G communication systems for supporting higher data transmission rate than those by LTE or other post-4G communication systems. According to the present disclosure, a method for operating a beamformed reference signal by a base station and terminal in a communication system, and the terminal, are provided. The method includes transmitting, to a terminal, control information indicating whether a first codebook is used for generating feedback information on a downlink reference signal. The first codebook is used if generating feedback information on the beamformed reference signal and is generated based on a number of antenna ports and a number of ranks.
    Type: Application
    Filed: November 27, 2019
    Publication date: March 26, 2020
    Inventors: Keon-Kook LEE, Tae-Young KIM, Jee-Hwan NOH, Hyun-Il YOO, Su-Ryong JEONG
  • Patent number: 10579870
    Abstract: A method of operating an iris recognition function, and an electronic device thereof are provided. The electronic device includes a first camera device, a second camera device, and at least one processor operatively connected to the first camera device and the second camera device. The at least one processor is configured to, if an execution of an iris recognition function is requested, obtain a first image associated with a subject, based on the first camera device, and output information about a feature point of the obtained first image on a display, and if the information about the feature point satisfies a specified condition, obtain a second image associated with the subject based on the second camera device, and wherein a display location of the information about the feature point on the display is changed depending on a capture angle between the subject and the first camera device.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: March 3, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Su Ryong Jeong, Kyung Bae Park, Woon Tahk Sung, Yeong Seong Yoon, Tae Hwa Hong
  • Patent number: 10531392
    Abstract: The present disclosure relates to a pre-5th-generation (5G) or 5G communication system to be provided for supporting higher data rates beyond 4th-generation (4G) communication system such as long term evolution (LTE). The method includes: receiving information on a battery threshold of a terminal from a base station; determining whether to use a reception beam width wider than a currently used reception beam width, by comparing a battery level of the terminal with the battery threshold; transmitting additional resource request information to the base station when it is determined that a wider reception beam width is used; and when an additional resource corresponding to the additional resource request information is allocated from the base station, blocking a power supply of at least one antenna reception circuit among multiple antenna reception circuits corresponding to multiple antenna elements in order to form at least one reception beam having the wide reception beam width.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: January 7, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Byung-Hwan Lee, Su-Ryong Jeong, Hyun-Kyu Yu, Jeong-Ho Park, Ji-Yun Seol, Jae-Seung Son, Cheol Jeong
  • Publication number: 20190379496
    Abstract: The present disclosure relates to a 5G or pre-5G communication system to be provided for supporting a data rate higher than that of a 4G communication system, such as LTE, and subsequent communication systems. The present disclosure relates to a method for transmitting a reference signal (RS) in a wireless communication system, comprising the steps of: configuring a transmission resource by including at least one resource block (RB), which does not map the RS, between two RBs, which map the RS, in a first subframe; transmitting a first message for directing an RB offset indicating a gap between the two RBs, which map the RS, and locations of the RBs, which map the RS; and transmitting the RS through the configured transmission resource.
    Type: Application
    Filed: August 26, 2019
    Publication date: December 12, 2019
    Inventors: Keon-Kook LEE, Tae-Young KIM, Ji-Yun SEOL, Su-Ryong JEONG, Jae-Seung SON, Byung-Moo LEE
  • Patent number: 10505604
    Abstract: The present disclosure relates 5G or pre-5G communication systems for supporting higher data transmission rate than those by LTE or other post-4G communication systems. According to the present disclosure, a method for operating a beamformed reference signal by a base station and terminal in a communication system, and the terminal, are provided. The method includes transmitting, to a terminal, control information indicating whether a first codebook is used for generating feedback information on a downlink reference signal. The first codebook is used if generating feedback information on the beamformed reference signal and is generated based on a number of antenna ports and a number of ranks.
    Type: Grant
    Filed: May 25, 2018
    Date of Patent: December 10, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Keon-Kook Lee, Tae-Young Kim, Jee-Hwan Noh, Hyun-Il Yoo, Su-Ryong Jeong
  • Patent number: 10506590
    Abstract: A method by which a small base station (BS) transmits a discovery signal (DS) in a mobile communication system is provided. The method includes a macro BS to which a component carrier (CC) of a predetermined frequency band is allocated, and at least one small base station to which N number of CCs of a frequency band different from that of the CC allocated to the macro base station are allocated. The method comprises the steps of generating the DS corresponding to predetermined information and transmitting the generated DS through a discovery channel (DCH) configured as a transmission resource of the macro base station, wherein the predetermined information is one among information on at least one CC that the small base station uses, cell ID (CID) index information of the small base station, and a sleep base station index when the small base station is in a sleep mode.
    Type: Grant
    Filed: July 29, 2014
    Date of Patent: December 10, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae-Won Kim, Hyun-Kyu Yu, Su-Ryong Jeong
  • Patent number: 10425215
    Abstract: Disclosed is a 5G or pre-5G communication system to be provided for supporting a data transmission rate higher than that of a 4G communication system such as LTE. A method for cancelling self-interference in a full-duplex communication system is provided. The method comprises the steps of: cancelling cancellable self-interference components through an analog interference cancellation circuit, and estimating a channel state of an uplink channel and a channel state of a downlink channel on the basis of remaining residual self-interference components; estimating a channel capacity for each of possible beam combinations on the basis of the estimated uplink channel state and downlink channel state; selecting the beam combination having the largest channel capacity from among the possible beam combinations; and cancelling self-interference from a received signal on the basis of the selected beam combination.
    Type: Grant
    Filed: June 30, 2016
    Date of Patent: September 24, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byung-Hwan Lee, Jong-Bu Lim, Ji-Yun Seol, Chae-Hee Lim, Su-Ryong Jeong, Sung-Nam Hong
  • Patent number: 10420090
    Abstract: Disclosed is a 5G or pre-5G communication system to be provided so as to support a data transmission rate higher than that of a 4G communication system, such as LTE. Disclosed is a communication method of a base station using a channel state information reference signal (CSI-RS) in a mobile communication system, the method comprising the steps of: receiving a sounding reference signal (SRS) from a terminal; selecting a precoding matrix by using the received SRS; transmitting a CSI-RS by using the selected precoding matrix; receiving a CSI report from the terminal, and determining a transmission parameter on the basis of the CSI report; and transmitting data to the terminal by applying the determined transmission parameter thereto, wherein the CSI-RS is aperiodically transmitted.
    Type: Grant
    Filed: August 8, 2016
    Date of Patent: September 17, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Il Yoo, Keon-Kook Lee, Tae-Young Kim, Jee-Hwan Noh, Su-Ryong Jeong
  • Patent number: 10396955
    Abstract: The present disclosure relates to a 5G or pre-5G communication system to be provided for supporting a data rate higher than that of a 4G communication system, such as LTE, and subsequent communication systems. The present disclosure relates to a method for transmitting a reference signal (RS) in a wireless communication system, comprising the steps of: configuring a transmission resource by including at least one resource block (RB), which does not map the RS, between two RBs, which map the RS, in a first subframe; transmitting a first message for directing an RB offset indicating a gap between the two RBs, which map the RS, and locations of the RBs, which map the RS; and transmitting the RS through the configured transmission resource.
    Type: Grant
    Filed: September 11, 2015
    Date of Patent: August 27, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Keon-Kook Lee, Tae-Young Kim, Ji-Yun Seol, Su-Ryong Jeong, Jae-Seung Son, Byung-Moo Lee
  • Patent number: 10374678
    Abstract: The present disclosure relates to a 5G or pre-5G communication system for supporting a higher data transfer rate beyond a 4G communication system such as LTE. A method and an apparatus for transmitting and receiving channel state information are disclosed. The method comprises: a step of transmitting, to a terminal, a signaling message including first information indicating at least one precoding matrix which is applicable to a symbol vector to be transmitted; a step of transmitting, to the terminal, a channel status information-reference signal (CSI-RS) for the terminal; and a step of receiving channel state information including a channel quality indicator (CQI) which is calculated using the selected precoding matrix on the basis of second information from the terminal.
    Type: Grant
    Filed: August 12, 2016
    Date of Patent: August 6, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Keon-Kook Lee, Young-Han Nam, Tae-Young Kim, Jee-Hwan Noh, Hyun-Il Yoo, Su-Ryong Jeong
  • Patent number: 10375733
    Abstract: A method of performing beamforming in a base station is provided. The method includes receiving random access channel signals transmitted in one or more transmit beams from a terminal, using one or more receive beams, determining at least one best transmit beam from the one or more transmit beams and at least one best receive beam from the one or more receive beams, and transmitting information about the best transmit beam and the best receive beam to the terminal.
    Type: Grant
    Filed: May 9, 2013
    Date of Patent: August 6, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Su-Ryong Jeong, Yeong-Moon Son, Hyun-Kyu Yu, Tae-Young Kim
  • Patent number: 10237034
    Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). A terminal in a wireless communication system according to an embodiment of the present invention comprises: a controller for determining a first size corresponding to a number of bits allocated for a first PMI (precoding matrix indicator) and a second size corresponding to a number of bits allocated for a second PMI; and a transmitting unit for transmitting feedback information, including the first PMI corresponding to the first size and the second PMI corresponding to the second size, to a base station.
    Type: Grant
    Filed: September 4, 2015
    Date of Patent: March 19, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae-Seung Son, Kyeong-Yeon Kim, Chan-Hong Kim, Tae-Young Kim, Ji-Yun Seol, Keon-Kook Lee, Su-Ryong Jeong
  • Publication number: 20180376513
    Abstract: An apparatus implements methods for random access in a wireless communication system using beamforming. A Subscriber Station (SS) measures a best downlink transmission beam among downlink transmission beams transmitted from a Base Station (BS), and transmits Random Access Channel (RACH) information, which includes indication information indicating the best downlink transmission beam, to the BS. The BS receives RACH information which includes indication information indicating a best downlink transmission beam among downlink transmission beams, and detects an RACH sequence and the best downlink transmission beam from the received RACH information.
    Type: Application
    Filed: August 31, 2018
    Publication date: December 27, 2018
    Inventors: Hyun-Kyu YU, Tae-Young KIM, Jeong-Ho PARK, Su-Ryong JEONG, Joon-Young CHOI
  • Patent number: 10091820
    Abstract: An apparatus implements methods for random access in a wireless communication system using beamforming. A Subscriber Station (SS) measures a best downlink transmission beam among downlink transmission beams transmitted from a Base Station (BS), and transmits Random Access Channel (RACH) information, which includes indication information indicating the best downlink transmission beam, to the BS. The BS receives RACH information which includes indication information indicating a best downlink transmission beam among downlink transmission beams, and detects an RACH sequence and the best downlink transmission beam from the received RACH information.
    Type: Grant
    Filed: July 3, 2013
    Date of Patent: October 2, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Kyu Yu, Tae-Young Kim, Jeong-Ho Park, Su-Ryong Jeong, Joon-Young Choi
  • Publication number: 20180278306
    Abstract: The present disclosure relates 5G or pre-5G communication systems for supporting higher data transmission rate than those by LTE or other post-4G communication systems. According to the present disclosure, a method for operating a beamformed reference signal by a base station and terminal in a communication system, and the terminal, are provided. The method includes transmitting, to a terminal, control information indicating whether a first codebook is used for generating feedback information on a downlink reference signal. The first codebook is used if generating feedback information on the beamformed reference signal and is generated based on a number of antenna ports and a number of ranks.
    Type: Application
    Filed: May 25, 2018
    Publication date: September 27, 2018
    Inventors: Keon-Kook LEE, Tae-Young KIM, Jee-Hwan NOH, Hyun-Il YOO, Su-Ryong JEONG
  • Publication number: 20180270035
    Abstract: A method and apparatus for transmitting and receiving data in a communication system using beamforming are provided. The transmission method includes transmitting a control channel signal in a control channel region of a subframe using a first transmission beam of a base station. The transmission method also includes transmitting a data signal during a predetermined time period of a data region after the control channel region in the subframe using a second transmission beam determined based on the first transmission beam. The transmission method further includes transmitting a data signal in a remaining data region following the predetermined time period using a scheduled transmission beam.
    Type: Application
    Filed: May 21, 2018
    Publication date: September 20, 2018
    Inventors: Hyun-Kyu Yu, Jae-Won Kim, Jeong-Ho Park, Su-Ryong Jeong, Cheol Jeong
  • Publication number: 20180242285
    Abstract: Disclosed is a 5G or pre-5G communication system to be provided so as to support a data transmission rate higher than that of a 4G communication system, such as LTE. Disclosed is a communication method of a base station using a channel state information reference signal (CSI-RS) in a mobile communication system, the method comprising the steps of: receiving a sounding reference signal (SRS) from a terminal; selecting a precoding matrix by using the received SRS; transmitting a CSI-RS by using the selected precoding matrix; receiving a CSI report from the terminal, and determining a transmission parameter on the basis of the CSI report; and transmitting data to the terminal by applying the determined transmission parameter thereto, wherein the CSI-RS is aperiodically transmitted.
    Type: Application
    Filed: August 8, 2016
    Publication date: August 23, 2018
    Inventors: Hyun-Il YOO, Keon-Kook LEE, Tae-Young KIM, Jee-Hwan NOH, Su-Ryong JEONG