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公开(公告)号：US20160373234A1
公开(公告)日：2016-12-22
申请号：US15189277
申请日：2016-06-22
Inventor： Hyung Sik JU , Kapseok CHANG
CPC classification number: H04L5/14 , H04B1/525 , H04B7/0469 , H04B7/10 , H04B15/00 , H04B15/04 , H04L5/1461
Abstract: Disclosed herein is an in-band full duplex transceiver, including: a multi polarized antenna including a plurality of polarized transmitting/receiving units transmitting/receiving different polarizations; and a plurality of transmitting/receiving modules each connected with the plurality of polarized transmitting/receiving units, receiving received signals through the plurality of polarized transmitting/receiving units, and transmitting transmitted signals through the plurality of polarized transmitting/receiving units, in which each of the transmitting/receiving modules may include: an analog circuit unit including a finite impulse response filter that converts an analog received signal received through the corresponding polarized transmitting/receiving unit into a digital received signal, converts a digital transmitted signal into an analog transmitted signal, and uses the analog transmitted signal to cancel self-interference from the analog received signal; and a distributor transmitting the analog received signal input from the corresponding polarized transmitting/receiving unit to the analog circuit unit and transmitting the analog transmitted signal input from the analog circuit unit to the corresponding polarized transmitting/receiving unit.
Abstract translation: 本文公开了一种带内全双工收发器，包括：多极化天线，包括发射/接收不同偏振的多个极化发射/接收单元; 以及多个发送/接收模块，每个与多个极化发送/接收单元相连，通过多个极化发送/接收单元接收接收信号，并通过多个极化发送/接收单元发送发送信号， 的发送/接收模块可以包括：模拟电路单元，其包括有限脉冲响应滤波器，其将通过相应的极化发送/接收单元接收的模拟接收信号转换为数字接收信号，将数字发送信号转换为模拟发送信号 并使用模拟发送信号来消除模拟接收信号的自干扰; 以及分配器，将从相应的偏振发射/接收单元输入的模拟接收信号发送到模拟电路单元，并将从模拟电路单元输入的模拟发送信号发送到相应的偏振发射/接收单元。
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12.发明申请METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING SIGNAL IN INBAND FULL DUPLEX SYSTEM 有权用于在全双工系统中发送/接收信号的方法和装置公开(公告)号：US20160149691A1
公开(公告)日：2016-05-26
申请号：US14943656
申请日：2015-11-17
Inventor： Kapseok CHANG , Seon-Ae KIM , Hyung Sik JU
IPC: H04L5/14
CPC classification number: H04L5/1461
Abstract: Provided are an apparatus and method for transmitting/receiving a signal. The method for transmitting/receiving a signal includes reducing a quantization error in a baseband (BB) analog area with respect to a reception signal, and performing self-interference cancelation (SIC) on a first output signal output from a BB analog circuit unit in a digital area.
Abstract translation: 提供了一种用于发送/接收信号的装置和方法。 发送/接收信号的方法包括：相对于接收信号降低基带（BB）模拟区域中的量化误差，并对从BB模拟电路单元输出的第一输出信号执行自干扰消除（SIC） 一个数字区域。
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公开(公告)号：US20210175995A1
公开(公告)日：2021-06-10
申请号：US16952470
申请日：2020-11-19
Inventor： Hyung Sik JU
IPC: H04K3/00
Abstract: A security signal transmission method performed by a first communication node includes estimating a radio channel between the first communication node and a second communication node; classifying all subcarriers into a first subcarrier group for transmitting a data signal and a second subcarrier group for transmitting a jamming signal based on estimated channel information; generating data symbol(s) by allocating the data signal to subcarriers of the first subcarrier group; generating jamming symbol(s) by allocating the jamming signal to subcarriers of the second subcarrier group; generating a first control symbol to which a first control signal is mapped, the first control signal including a first reference value used to restore the data symbols at the second communication node; and transmitting the data symbol(s), the jamming symbol(s), and the first control symbol to the second communication node.
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公开(公告)号：US20210126760A1
公开(公告)日：2021-04-29
申请号：US17064994
申请日：2020-10-07
Inventor： Jae Seung LEE , Moon Sik LEE , Jae Woo PARK , Jee Yon CHOI , Young Hoon KIM , Ju Ho PARK , Hoo Sung LEE , Young Il JEON , Chan Bok JEONG , Hyung Sik JU , Ik Jae CHUN , Il Gyu KIM
IPC: H04L5/00
Abstract: Disclosed are a method and an apparatus for communication using fronthaul interfaces. An operation method of a first communication node includes transmitting a section type 8 message #1 including numerology-related information #1; transmitting a section type 9 message #1 including channel information of each of one or more second communication nodes indicated by the section type 8 message #1 and the numerology related information #1, transmitting a section type 8 message #2 including numerology-related information #2 other than the numerology-related information #1; and transmitting a section type 9 message #2 including channel information of each of one or more third communication nodes indicated by the section type 8 message #2 and the numerology-related information #2.
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15.发明申请公开(公告)号：US20200092030A1
公开(公告)日：2020-03-19
申请号：US16564369
申请日：2019-09-09
Inventor： Hyung Sik JU
Abstract: An operation method of a terminal in a wireless communication system includes receiving a preamble sequence from a base station; estimating a UL channel between the terminal and the base station based on the preamble sequence; determining a first frequency region for transmitting a data signal and a second frequency region for transmitting a jamming signal in an entire frequency region of the UL channel based on a result of estimating the UL channel; and transmitting to the base station a UL control signal including identification information for identifying the first frequency region and the second frequency region.
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Patent Agency Ranking
16.发明申请公开(公告)号：US20190199392A1
公开(公告)日：2019-06-27
申请号：US16221970
申请日：2018-12-17
Inventor： Seon Ae KIM , Dong Hyuk GWAK , Tae Joong KIM , Jung Bo SON , Yu Ro LEE , Hyun LEE , Hyung Sik JU
Abstract: An operation method of an in-band full duplex (IFD) transceiving apparatus including a receiving end, a transmitting end, a digital self-interference cancellation (DSIC) processing unit, and a digital SI cancellation unit may comprise generating, by the DSIC processing unit, signal shaping coefficients for wave shaping of a signal of the transmitting end; generating, by the DSIC processing unit, channel estimation coefficients for cancellation of a self-interference signal in a reception signal of the receiving end; forming, by the DSIC processing unit, a transmission signal based on the signal shaping coefficients; and generating, by the DSIC processing unit, a control signal for cancellation of the self-interference signal in the reception signal based on the channel estimation coefficients.
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17.发明申请公开(公告)号：US20190181974A1
公开(公告)日：2019-06-13
申请号：US16207585
申请日：2018-12-03
Inventor： Hyung Sik JU , Dong Hyuk GWAK , Seon Ae KIM , Jung Bo SON , Yu Ro LEE , Hyun LEE
Abstract: An operation method of a terminal in a wireless communication system includes: transmitting uplink (UL) traffic information indicating a size of a UL data signal to a base station; receiving a jamming message generated based on the UL traffic information from the base station; generating an uplink (UL) transmission signal including the UL data signal and a UL jamming signal based on the jamming message; and transmitting the UL transmission signal to the base station. Also, the jamming message indicates a pattern of the UL jamming signal, the UL transmission signal is transmitted in a same frequency band as a frequency band in which a downlink (DL) transmission signal of the base station is received, and the UL jamming signal is transmitted in remaining resources excluding resources occupied by the UL data signal in the frequency band.
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18.发明申请公开(公告)号：US20180076847A1
公开(公告)日：2018-03-15
申请号：US15697592
申请日：2017-09-07
Inventor： Hyung Sik JU , Dong Hyuk GWAK , Seon Ae KIM , Yu Ro LEE , Hyun LEE
IPC: H04B1/525 , H04B7/0413
CPC classification number: H04B1/525 , H04B7/0413 , H04L5/0023 , H04L5/14 , H04L5/16 , H04L25/022 , H04L25/0224 , H04L25/0328
Abstract: An operation method of an in-band full duplex (IFD) multiple-input multiple-output (MIMO) transceiver, including a reception part, a transmission part, an analog self-interference (SI) generator, and a self-interference cancellation (SIC) controller, may comprise generating, at the SIC controller, a control signal for analog SIC and digital SIC and outputting the control signal to the reception part and the analog SI generator; cancelling, at the SIC controller, SI of a transmission signal of the transmission part based on the control signal; and cancelling, at the reception part, SI of a signal of the reception part based on the control signal.
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19.发明申请METHOD AND APPARATUS FOR TUNING FINITE IMPULSE RESPONSE FILTER IN IN-BAND FULL DUPLEX TRANSCEIVER 审中-公开用于调谐带内全双工收发器的有限冲击响应滤波器的方法和装置公开(公告)号：US20170012762A1
公开(公告)日：2017-01-12
申请号：US15188597
申请日：2016-06-21
Inventor： Kapseok CHANG , Hyung Sik JU
Abstract: A method and an apparatus for tuning an FIR filter in an in-band full duplex transceiver. The method for tuning an FIR filter includes: converting an input signal of the FIR filter into a first signal that is a baseband signal; converting a signal obtained by subtracting an output signal of the FIR filter from the self-transmitted interference signal into a second signal that is the baseband signal; and calculating attenuation of the FIR filter using the first signal and the second signal.
Abstract translation: 一种用于调谐带内全双工收发器中的FIR滤波器的方法和装置。 调谐FIR滤波器的方法包括：将FIR滤波器的输入信号转换为基带信号的第一信号; 将通过从所述自发干扰信号中减去所述FIR滤波器的输出信号而获得的信号转换为作为所述基带信号的第二信号; 以及使用所述第一信号和所述第二信号计算所述FIR滤波器的衰减。
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公开(公告)号：US20160112078A1
公开(公告)日：2016-04-21
申请号：US14885798
申请日：2015-10-16
Inventor： Hyung Sik JU , Kapseok CHANG , Seon-Ae KIM
Abstract: Disclosed herein are a terminal and a power charging method thereof. The terminal may include: an information transmitter generating a first signal corresponding to an uplink signal transmitted to a base station; and a power harvester receiving a self-interference signal generated by the first signal and charging power using the self-interference signal.
Abstract translation: 这里公开了一种终端及其充电方法。 终端可以包括：信息发射机，生成对应于发送到基站的上行链路信号的第一信号; 以及功率收集器，其接收由第一信号产生的自干扰信号和使用自干扰信号的充电功率。
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