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1.发明申请公开(公告)号：US20150236886A1
公开(公告)日：2015-08-20
申请号：US14624926
申请日：2015-02-18
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Young-ho OH , Hak-ju LEE , Jae-hyeon BAE
CPC classification number: H04L27/2628 , H04L5/0007 , H04L5/0044 , H04L5/0048 , H04L5/0064 , H04L5/0091 , H04L25/0226 , H04L25/03834 , H04L27/2618 , H04L27/265
Abstract: Provided are a transmitting apparatus, a receiving apparatus and methods of controlling these apparatuses. The transmitting apparatus includes: a structurer configured to generate a transmission stream comprising an orthogonal frequency division multiplexing (OFDM) symbol and add signaling data to the transmission stream; and a transmitter configured to insert at least one pilot into the OFDM symbol, determine a number of active carriers to be included in a frequency spectrum, corresponding to the OFDM symbol into which the pilot is inserted, which exists in a preset spectrum mask, and map the OFDM symbol, into which the pilot is inserted, onto the active carriers of the determined number, and transmit the mapped OFDM symbol.
Abstract translation: 提供一种发送装置，接收装置以及这些装置的控制方法。 发送装置包括：结构体，被配置为生成包括正交频分复用（OFDM）符号的传输流，并向传输流添加信令数据; 以及发射机，被配置为将至少一个导频插入到所述OFDM符号中，确定要包含在与预置频谱掩码中存在的导频插入的OFDM符号相对应的频谱中的多个活动载波，以及 将导频所插入的OFDM符号映射到确定数量的有效载波上，并发送映射的OFDM符号。
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公开(公告)号：US20150195116A1
公开(公告)日：2015-07-09
申请号：US14588740
申请日：2015-01-02
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Jae-hyeon BAE , Young-ho OH , Jae-sung HAN
IPC: H04L27/26
CPC classification number: H04L27/2627 , H04L27/2634 , H04L27/2649
Abstract: Provided are a transmitter, receiver and method of transmitting and receiving Orthogonal Frequency-Division Multiplexing (OFDM) symbols. The transmitter includes: a sub carrier grouping part configured to perform grouping of a plurality of sub carriers into a plurality of groups, and to change phases and/or amplitudes of the plurality of sub carriers by group; and a transmitting part configured to generate at least one OFDM symbol from the plurality of sub carriers of which the phases and/or the amplitudes have been randomly changed by group, and to transmit the OFDM symbol and information about the grouping.
Abstract translation: 提供发射，接收和发送和接收正交频分复用（OFDM）符号的方法。 发射机包括：子载波分组部分，被配置为执行多个子载波分组成多个组，并且通过组来改变多个子载波的相位和/或幅度; 以及发送部，被配置为从所述相位和/或幅度已经被组随机地改变的所述多个子载波中生成至少一个OFDM符号，并且发送所述OFDM符号和关于所述分组的信息。
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公开(公告)号：US20190342018A1
公开(公告)日：2019-11-07
申请号：US16514331
申请日：2019-07-17
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Jae-hyeon BAE , Young-ho OH , Sung-hee HWANG
Abstract: A transmitting apparatus is provided. The transmitting apparatus includes: a frame generator configured to generate a frame including a plurality of orthogonal frequency-division multiplexing (OFDM) symbols; and a guard interval (GI) inserter configured to insert GIs into the generated frame, wherein the plurality of OFDM symbols are divided into a bootstrap, a preamble, and a payload, and the GI inserter inserts first GIs having a size corresponding to a fast Fourier transform (FFT) size of each of OFDM symbols configuring the payload into front ends of each of the OFDM symbols, inserts second GIs having a size corresponding to a quotient obtained by dividing an extra region of the payload calculated based on the FFT size of the OFDM symbols configuring the payload, the number of OFDM symbols, and the size of the first GIs by the number of OFDM symbols into front ends of each of the first GIs, and inserts a cyclic postfix (CP) having a size corresponding to the remainder remaining after dividing the extra region of the payload by the number of OFDM symbols into a rear end of a final OFDM symbol configuring the payload.
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4.发明申请METHOD AND APPARATUS FOR REDUCING PEAK-TO-AVERAGE POWER RATIO IN SINGLE CARRIER-FREQUENCY DIVISION MULTIPLE ACCESS BASED RADIO COMMUNICATION SYSTEM 有权在单载波频分多址接入无线电通信系统中减少峰值平均功率比的方法和装置公开(公告)号：US20140286248A1
公开(公告)日：2014-09-25
申请号：US14178670
申请日：2014-02-12
Applicant: Samsung Electronics Co., Ltd.
Inventor： Hak-Ju LEE , Jae-hyeon BAE , Sung-Ryul YUN , Hong-Sil JEONG
IPC: H04L5/00
CPC classification number: H04L27/2614 , H04L27/2636
Abstract: A method for reducing Peak-to-Average Power Ratio (PAPR) in a Single Carrier Frequency Division Multiple Access (SC-FDMA) based radio communication system is provided. The method includes arranging symbols mapped to predetermined sub-carrier allocation types such that phases of the symbols do not overlap, and transmitting the arranged symbols.
Abstract translation: 提供了一种用于降低基于单载波频分多址（SC-FDMA）的无线电通信系统中的峰均功率比（PAPR）的方法。 该方法包括排列映射到预定的子载波分配类型的符号，使得符号的相位不重叠，并发送排列的符号。
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公开(公告)号：US20180323889A1
公开(公告)日：2018-11-08
申请号：US16032618
申请日：2018-07-11
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Jae-hyeon BAE , Young-ho OH , Sung-hee HWANG
CPC classification number: H04H20/20 , H04L5/0007 , H04L27/2602 , H04L27/2607 , H04L27/2608 , H04L27/265 , H04L69/22
Abstract: A transmitting apparatus is provided. The transmitting apparatus includes: a frame generator configured to generate a frame including a plurality of orthogonal frequency-division multiplexing (OFDM) symbols; and a guard interval (GI) inserter configured to insert GIs into the generated frame, wherein the plurality of OFDM symbols are divided into a bootstrap, a preamble, and a payload, and the GI inserter inserts first GIs having a size corresponding to a fast Fourier transform (FFT) size of each of OFDM symbols configuring the payload into front ends of each of the OFDM symbols, inserts second GIs having a size corresponding to a quotient obtained by dividing an extra region of the payload calculated based on the FFT size of the OFDM symbols configuring the payload, the number of OFDM symbols, and the size of the first GIs by the number of OFDM symbols into front ends of each of the first GIs, and inserts a cyclic postfix (CP) having a size corresponding to the remainder remaining after dividing the extra region of the payload by the number of OFDM symbols into a rear end of a final OFDM symbol configuring the payload.
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Patent Agency Ranking
6.发明申请公开(公告)号：US20170026140A1
公开(公告)日：2017-01-26
申请号：US15288848
申请日：2016-10-07
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Jae-hyeon BAE , Young-ho OH , Sung-hee HWANG
CPC classification number: H04H20/20 , H04L5/0007 , H04L27/2602 , H04L27/2607 , H04L27/2608 , H04L27/265 , H04L69/22
Abstract: A transmitting apparatus is provided. The transmitting apparatus includes: a frame generator configured to generate a frame including a plurality of orthogonal frequency-division multiplexing (OFDM) symbols; and a guard interval (GI) inserter configured to insert GIs into the generated frame, wherein the plurality of OFDM symbols are divided into a bootstrap, a preamble, and a payload, and the GI inserter inserts first GIs having a size corresponding to a fast Fourier transform (FFT) size of each of OFDM symbols configuring the payload into front ends of each of the OFDM symbols, inserts second GIs having a size corresponding to a quotient obtained by dividing an extra region of the payload calculated based on the FFT size of the OFDM symbols configuring the payload, the number of OFDM symbols, and the size of the first GIs by the number of OFDM symbols into front ends of each of the first GIs, and inserts a cyclic postfix (CP) having a size corresponding to the remainder remaining after dividing the extra region of the payload by the number of OFDM symbols into a rear end of a final OFDM symbol configuring the payload.
Abstract translation: 提供发送装置。 发送装置包括：帧生成器，被配置为生成包括多个正交频分复用（OFDM）符号的帧; 以及保护间隔（GI）插入器，被配置为将GI插入到所生成的帧中，其中所述多个OFDM符号被划分为自举，前同步码和有效负载，并且所述GI插入器插入具有与快速对应的大小的第一GI 将每个OFDM符号的每个OFDM符号的傅立叶变换（FFT）大小分配给每个OFDM符号的前端，插入具有对应于通过将基于FFT尺寸的FFT大小计算的有效载荷的额外区域 配置有效载荷的OFDM符号，OFDM符号的数量和第一GI的大小乘以每个第一GI的前端的OFDM符号的数量，并且插入具有对应于第一GI的大小的循环后缀（CP） 在将有效载荷的额外区域除以OFDM符号的数量到配置有效负载的最终OFDM符号的后端之后剩余余数。
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公开(公告)号：US20140355512A1
公开(公告)日：2014-12-04
申请号：US14136961
申请日：2013-12-20
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Jae-hyeon BAE , Hak-ju LEE , Jae-sung HAN
CPC classification number: H04W16/26 , H04B7/15528
Abstract: A relay apparatus relays a signal received from a transmitting apparatus to a receiving apparatus, and includes a receiver configured to receive a signal from the transmitting apparatus, and a transmitter configured to repeatedly transmit a predetermined symbol interval of the received signal to the receiving apparatus.
Abstract translation: 中继装置将从发送装置接收的信号中继到接收装置，并且包括被配置为从发送装置接收信号的接收机，以及被配置为将接收到的信号的预定符号间隔重复地发送到接收装置的发送器。
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公开(公告)号：US20210399818A1
公开(公告)日：2021-12-23
申请号：US17466374
申请日：2021-09-03
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Jae-hyeon BAE , Young-ho Oh , Sung-hee Hwang
Abstract: A transmitting apparatus is provided. The transmitting apparatus includes: a frame generator configured to generate a frame including a plurality of orthogonal frequency-division multiplexing (OFDM) symbols; and a guard interval (GI) inserter configured to insert GIs into the generated frame, wherein the plurality of OFDM symbols are divided into a bootstrap, a preamble, and a payload, and the GI inserter inserts first GIs having a size corresponding to a fast Fourier transform (FFT) size of each of OFDM symbols configuring the payload into front ends of each of the OFDM symbols, inserts second GIs having a size corresponding to a quotient obtained by dividing an extra region of the payload calculated based on the FFT size of the OFDM symbols configuring the payload, the number of OFDM symbols, and the size of the first GIs by the number of OFDM symbols into front ends of each of the first GIs, and inserts a cyclic postfix (CP) having a size corresponding to the remainder remaining after dividing the extra region of the payload by the number of OFDM symbols into a rear end of a final OFDM symbol configuring the payload.
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9.发明申请公开(公告)号：US20160241365A1
公开(公告)日：2016-08-18
申请号：US15044266
申请日：2016-02-16
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Jae-hyeon BAE , Young-ho OH , Sung-hee HWANG
CPC classification number: H04H20/20 , H04L5/0007 , H04L27/2602 , H04L27/2607 , H04L27/2608 , H04L27/265 , H04L69/22
Abstract: A transmitting apparatus is provided. The transmitting apparatus includes: a frame generator configured to generate a frame including a plurality of orthogonal frequency-division multiplexing (OFDM) symbols; and a guard interval (GI) inserter configured to insert GIs into the generated frame, wherein the plurality of OFDM symbols are divided into a bootstrap, a preamble, and a payload, and the GI inserter inserts first GIs having a size corresponding to a fast Fourier transform (FFT) size of each of OFDM symbols configuring the payload into front ends of each of the OFDM symbols, inserts second GIs having a size corresponding to a quotient obtained by dividing an extra region of the payload calculated based on the FFT size of the OFDM symbols configuring the payload, the number of OFDM symbols, and the size of the first GIs by the number of OFDM symbols into front ends of each of the first GIs, and inserts a cyclic postfix (CP) having a size corresponding to the remainder remaining after dividing the extra region of the payload by the number of OFDM symbols into a rear end of a final OFDM symbol configuring the payload.
Abstract translation: 提供发送装置。 发送装置包括：帧生成器，被配置为生成包括多个正交频分复用（OFDM）符号的帧; 以及保护间隔（GI）插入器，被配置为将GI插入到所生成的帧中，其中所述多个OFDM符号被划分为自举，前同步码和有效负载，并且所述GI插入器插入具有与快速对应的大小的第一GI 将每个OFDM符号的每个OFDM符号的傅立叶变换（FFT）大小分配给每个OFDM符号的前端，插入具有对应于通过将基于FFT尺寸的FFT大小计算的有效载荷的额外区域 配置有效载荷的OFDM符号，OFDM符号的数量和第一GI的大小乘以每个第一GI的前端的OFDM符号的数量，并且插入具有对应于第一GI的大小的循环后缀（CP） 在将有效载荷的额外区域除以OFDM符号的数量到配置有效负载的最终OFDM符号的后端之后剩余余数。
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公开(公告)号：US20150350388A1
公开(公告)日：2015-12-03
申请号：US14728233
申请日：2015-06-02
Applicant: SAMSUNG ELECTRONICS CO., LTD. , INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY
Inventor： Jae-hyeon BAE , Jong-soo SEO , Hak-jin KIM , Young-ho OH
CPC classification number: H04L27/2615 , H04L25/0204 , H04L25/03343 , H04L27/2628
Abstract: A transmitting apparatus, a receiving apparatus and controlling these apparatuses with regard to antenna identification information are provided. The transmitting apparatus includes: a frame generator configured to generate a plurality of frames which include a preamble symbol and a data symbol; and a transmitter configured to group a plurality of sub-carriers for the plurality of frames into a plurality of groups, insert in the plurality of frames antenna identification information controlling a sum of phase differences between the plurality of groups, calculated based on identification information about at least one external antenna of the transmitting apparatus, to be lowered than a predetermined threshold value, and transmit the plurality of frames in which the antenna identification information is inserted.
Abstract translation: 提供了一种发送装置，接收装置，并且关于天线识别信息来控制这些装置。 发送装置包括：帧生成器，被配置为生成包括前导符号和数据符号的多个帧; 以及发射机，被配置为将所述多个帧的多个子载波分组为多个组，在所述多个帧中插入天线识别信息，所述天线识别信息控制所述多个组之间的相位差之和，所述相位差基于关于 所述发送装置的至少一个外部天线要比预定阈值降低，并且发送插入有天线识别信息的多个帧。
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