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公开(公告)号：US20140281795A1
公开(公告)日：2014-09-18
申请号：US14031882
申请日：2013-09-19
Inventor： Sung Ik PARK , Heung Mook KIM
IPC: G06F11/10
CPC classification number: G06F11/10 , H03M13/112
Abstract: There are provided a method and apparatus for decoding an LDPC code. In this specification, a first result is calculated by performing the calculation of a check node having two inputs forward and recursively, a second result is calculated by performing the calculation of the check node having the two inputs backward and recursively, and the check node is calculated using the first result and the second result as the inputs.
Abstract translation: 提供了一种用于对LDPC码进行解码的方法和装置。 在本说明书中，通过进行具有前向和递归的两个输入的校验节点的计算来计算第一结果，通过反向和递归地执行具有两个输入的校验节点的计算来计算第二结果，并且校验节点 使用第一个结果和第二个结果作为输入计算。
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12.发明申请METHOD AND SYSTEM FOR PROVIDING HIGH DEFINITION (HD) BROADCASTING SERVICE AND ULTRA HIGH DEFINITION (UHD) BROADCASTING SERVICE 审中-公开用于提供高定义（HD）广播服务和超高清晰度（UHD）广播服务的方法和系统公开(公告)号：US20140211861A1
公开(公告)日：2014-07-31
申请号：US14163982
申请日：2014-01-24
Inventor： Gwang Soon LEE , Sung Ik PARK , Heung Mook KIM , Nam Ho HUR
Abstract: A method of transmitting a high definition (HD) image and an ultra high definition (UHD) image, the method including obtaining a first HD image by down-scaling an original UHD image, obtaining at least one of a second HD image and a half-resolution UHD image by down-scaling the original UHD image, encoding the first HD image, encoding at least one of the second HD image and the half-resolution UHD image, generating a first transmission stream by multiplexing and synchronizing the encoded first HD image, generating a second transmission stream by multiplexing and synchronizing at least one of the encoded second HD image and the encoded half-resolution UHD image, transmitting the first transmission stream via a first transmission channel, and transmitting the second transmission stream via a second transmission channel differing from the first transmission channel is provided.
Abstract translation: 一种发送高分辨率（HD）图像和超高分辨率（UHD）图像的方法，所述方法包括：通过对原始UHD图像进行缩小来获得第一HD图像，获得第二HD图像和第二HD图像中的至少一个 通过缩小原始UHD图像，对第一HD图像进行编码，对第二HD图像和半分辨率UHD图像中的至少一个进行编码，通过多路复用和同步编码的第一HD图像来生成第一传输流， 通过多路复用和同步编码的第二HD图像和编码的半分辨率UHD图像中的至少一个来生成第二传输流，经由第一传输信道发送第一传输流，以及经由第二传输信道发送第二传输流 与第一传输信道不同。
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13.发明公开公开(公告)号：US20240107553A1
公开(公告)日：2024-03-28
申请号：US18531212
申请日：2023-12-06
Inventor： Hoi Yoon JUNG , Sung Ik PARK , Heung Mook KIM , Nam Ho HUR
IPC: H04W72/23 , H04L1/1812
CPC classification number: H04W72/23 , H04L1/1812
Abstract: Disclosed are a method and an apparatus for transmitting or receiving feedback information in a communication system. An operation method of a terminal comprises the steps of: receiving, from a base station, DCI #1 including scheduling information of PDSCH #1 and transmission resource information of HARQ response #1 with respect to PDSCH #1; receiving, from the base station, DCI #2 including scheduling information of PDSCH #2 and transmission resource information of HARQ response #2 with respect to PDSCH #2; and when the transmission resource information of HARQ response #1 is configured as undefined, transmitting, to the base station, HARQ response #1 and HARQ response #2 by using a resource indicated by the transmission resource information of HARQ response #2. Therefore, the performance of the communication system can be improved.
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公开(公告)号：US20220330095A1
公开(公告)日：2022-10-13
申请号：US17718938
申请日：2022-04-12
Inventor： SOON CHOUL KIM , Sung Ik PARK , Jae-young LEE , Hyun-Jeong YIM , Namho HUR , Dong Joon CHOI
IPC: H04W28/08 , H04N21/61 , H04N21/438
Abstract: Disclosed are an apparatus and method for providing an offloading service. A method of providing an offloading service according to an example embodiment includes streaming, to a user terminal including a cellular network receiver and a broadcast network receiver, media content data through a cellular network, transmitting, to the user terminal, an offloading service providing signal for activating the broadcast network receiver of the user terminal through the cellular network, transmitting, to the user terminal, a broadcast signal including connection information of a broadcast network to which the user terminal is to be connected so as to receive the media content data, through the cellular network, and broadcasting the media content data through the broadcast network.
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15.发明申请公开(公告)号：US20220061094A1
公开(公告)日：2022-02-24
申请号：US17299556
申请日：2020-02-13
Inventor： Hoi Yoon JUNG , Sung Ik PARK , Heung Mook KIM , Nam Ho HUR
Abstract: A method and an apparatus for transmitting/receiving a signal by using a variable band width in a communication system are disclosed. An operating method of a terminal comprises the steps of: receiving, from a base station, first configuration information about one or more guard bands of an unlicensed band; confirming the one or more guard bands configured in the unlicensed band on the basis of the first configuration information; and confirming a plurality of RB sets configured in the unlicensed band on the basis of the one or more guard bands. Therefore, performance of the communication system can be improved.
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Patent Agency Ranking
16.发明申请公开(公告)号：US20220061081A1
公开(公告)日：2022-02-24
申请号：US17299241
申请日：2020-01-02
Inventor： Hoi Yoon JUNG , Sung Ik PARK , Heung Mook KIM , Nam Ho HUR
Abstract: Disclosed are a method and an apparatus for transmitting or receiving feedback information in a communication system. An operation method of a terminal comprises the steps of: receiving, from a base station, DCI #1 including scheduling information of PDSCH #1 and transmission resource information of HARQ response #1 with respect to PDSCH #1; receiving, from the base station, DCI #2 including scheduling information of PDSCH #2 and transmission resource information of HARQ response #2 with respect to PDSCH #2; and when the transmission resource information of HARQ response #1 is configured as undefined, transmitting, to the base station, HARQ response #1 and HARQ response #2 by using a resource indicated by the transmission resource information of HARQ response #2. Therefore, the performance of the communication system can be improved.
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公开(公告)号：US20200344103A1
公开(公告)日：2020-10-29
申请号：US16635412
申请日：2018-07-25
Inventor： Hoi Yoon JUNG , Sung Ik PARK , Heung Mook KIM , Nam Ho HUR
Abstract: A method for transmitting and receiving a synchronization signal in a communication system is disclosed. An operation method of a terminal comprises the steps of: receiving, from a base station, a synchronization signal and an SS block including a PBCH; estimating y bits among x bits for indicating a number of a system frame on which the SS block has been transmitted, on the basis of a sequence used for the scrambling of the PBCH included in the SS block; decoding the PBCH included in the SS block so as to acquire z bits among the x bits for indicating the number of the system frame on which the SS block has been transmitted; and confirming the number of the system frame on the basis of the y bits and the z bits. Therefore, the performance of a communication system can be improved.
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18.发明申请METHOD AND APPARATUS OF TRANSMITTING PILOT SIGNAL FOR FREQUENCY SHARED BROADCASTING 有权用于频率共享广播的发射导频信号的方法和装置公开(公告)号：US20150163013A1
公开(公告)日：2015-06-11
申请号：US14251300
申请日：2014-04-11
Applicant: Electronics and Telecommunications Research Institute , R&DB foundation, Korea Maritime and Ocean University
Inventor： Sung Ik PARK , Sun Hyoung KWON , Heung Mook KIM , Nam Ho HUR , Jeong Chang KIM , Jae Hyun SEO , Ho Min EUM
CPC classification number: H04L1/0042 , H04L1/0075 , H04L5/0048 , H04L27/2613 , H04L27/2692 , H04N21/4382 , H04N21/6112 , H04W16/14
Abstract: Disclosed is a method of transmitting, by a transmission device, broadcast signals in a frequency-shared terrestrial broadcast system. The method includes generating the broadcast signals including pilot signals arranged at a physical layer frame based on a group identification (ID) defined according to a broadcast service, and transmitting the generated broadcast signals to a reception device, wherein the positions of the pilot signals arranged at the physical layer frame are different by group IDs.
Abstract translation: 公开了一种通过发送装置在频率共享的地面广播系统中发送广播信号的方法。 该方法包括基于根据广播服务定义的组标识（ID）生成包括在物理层帧中排列的导频信号的广播信号，并将所生成的广播信号发送到接收装置，其中布置的导频信号的位置 物理层帧由组ID不同。
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19.发明申请公开(公告)号：US20250151076A1
公开(公告)日：2025-05-08
申请号：US19017096
申请日：2025-01-10
Inventor： Hoi Yoon JUNG , Sung Ik PARK , Nam Ho HUR , Heung Mook KIM , Dong Joon CHOI
Abstract: An operation method of a terminal in a communication system may comprise: receiving downlink control information (DCI) for scheduling uplink transmission from a base station; identifying a communication node initiating a channel occupancy time associated with the uplink transmission based on a channel access parameter included in the DCI; and performing the uplink transmission scheduled by the DCI within the channel occupancy time initiated by the communication node, wherein the communication node is the terminal or the base station.
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公开(公告)号：US20250031246A1
公开(公告)日：2025-01-23
申请号：US18776124
申请日：2024-07-17
Inventor： Hoi Yoon JUNG , Sung Ik PARK , Jung Sun UM , Nam Ho HUR
IPC: H04W74/0808 , H04L5/00 , H04W72/40
Abstract: Disclosed are signal transmission methods and apparatuses in sidelink communication. A method of a terminal may comprise: receiving sidelink (SL) configuration information from a base station; identifying cyclic prefix extension (CPE) information indicating one or more CPE start positions included in the SL configuration information; configuring a CPE based on the CPE information; and performing SL transmission including the CPE.
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