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    • 82. 发明公开
    • 저밀도 패리티 검사 부호 생성 장치 및 방법
    • 低密度奇偶校验编码设备及其方法
    • KR1020090095413A
    • 2009-09-09
    • KR1020080020742
    • 2008-03-05
    • 삼성전자주식회사
    • 최승훈박성은홍송남최호규조재원
    • H03M13/11
    • H03M13/1142
    • A low density parity check coding device and a method thereof for determining a location corresponding to variable nodes selected with the location insertion are provided to improve the performance of LDPC coding by controlling the location of input information vector. The number of insertion vectors is determined to an input information vector(411). B is determined by using the length of the use information vector of the length of the input information vector and parity check matrix. It is the minimum D value selected between stopping combination generations detected from the parity check matrix with the Sd stopping combination generation of the total b having the d value(413). In order to make variable nodes which each of Sd stopping combination generations of the total b includes different, the Sd stopping combination generation of b is selected. In each of Sd stopping combination generations of B selected, it is selected with one variable node lice by using the selection form. The location corresponding to the variable nodes of B selected as described above is settled as the location inserting the zero(415).
    • 提供一种用于确定与通过位置插入选择的可变节点相对应的位置的低密度奇偶校验编码装置及其方法,以通过控制输入信息向量的位置来提高LDPC编码的性能。 确定插入向量的数量为输入信息向量(411)。 B通过使用输入信息向量和奇偶校验矩阵的长度的使用信息向量的长度来确定。 是从奇偶校验矩阵检测到的停止组合生成之间选择的最小D值,具有d值的总共b的Sd停止组合生成(413)。 为了使得总共b的Sd停止组合代码中的每一个的变量节点不同,选择bd的Sd停止组合生成。 在Sd的每个停止组合B中,通过使用选择形式,选择一个变量节点虱。 如上所述选择的与B的可变节点相对应的位置被确定为插入零的位置(415)。
    • 83. 发明公开
    • 통신 시스템에서 신호 수신 장치 및 방법
    • 用于在通信系统中接收信号的装置和方法
    • KR1020080071353A
    • 2008-08-04
    • KR1020070009491
    • 2007-01-30
    • 삼성전자주식회사
    • 박성은박동식김재열
    • H04L1/00H03M13/11H04L27/32
    • H04L1/0045H03M13/1111H03M13/6502H04L1/0057
    • An apparatus and a method for receiving a signal in a communication system are provided to reduce complexity by outputting the same message to each of variable nodes. An LDPC(Low Density Parity Check) decoder includes a check node calculation unit. The check node calculation unit includes a first memory(500), a check node processor(510), and a second memory(520). The first memory stores messages to be inputted into the check node processor. The second memory stores message outputted from the check node processor. The first memory includes a plurality of sub memories(500-1 to 500-dc). The second memory includes a plurality of sub memories(520-1 to 520-dc). The check node processor receives dc-1 messages and outputs the same message.
    • 提供一种用于在通信系统中接收信号的装置和方法,以通过向每个可变节点输出相同的消息来降低复杂度。 LDPC(低密度奇偶校验)解码器包括校验节点计算单元。 校验节点计算单元包括第一存储器(500),校验节点处理器(510)和第二存储器(520)。 第一个存储器存储要输入到校验节点处理器的消息。 第二存储器存储从校验节点处理器输出的消息。 第一存储器包括多个子存储器(500-1至500-dc)。 第二存储器包括多个子存储器(520-1至520-dc)。 校验节点处理器接收dc-1消息并输出相同的消息。
    • 84. 发明授权
    • 락킹 기능을 갖는 휴대용 전자 장치의 슬라이딩 모듈
    • 具有锁定能力的便携式电子设备的滑动手柄
    • KR100842631B1
    • 2008-06-30
    • KR1020070056757
    • 2007-06-11
    • 삼성전자주식회사
    • 박상춘윤재삼이병수박성은
    • H04B1/38
    • H04M1/0237
    • A sliding module of a portable electronic device having a locking function is provided to limit sliding motion between an elastic member and a supporting member when a sliding housing slides on one side of a body housing, thereby preventing separation. When a push rod(100) is rotated on a supporting member(200) according to sliding motion of a sliding housing(20), a locking member(300) restricts the push rod to limit sliding motion on the supporting member or enables motion by releasing the restricted state. The locking member comprises as follows. The first locking member(310) is protruded from the push rod to interfere with the second locking unit(320). The second locking unit is protruded from the supporting member in order to be restricted in engagement with the first locking unit or to be released from the restricted state.
    • 提供具有锁定功能的便携式电子设备的滑动模块,以在滑动壳体在主体壳体的一侧滑动时限制弹性构件和支撑构件之间的滑动运动,从而防止分离。 当推杆(100)根据滑动壳体(20)的滑动运动而在支撑构件(200)上旋转时,锁定构件(300)限制推杆限制支撑构件上的滑动运动或使运动 释放限制状态。 锁定构件包括如下。 第一锁定构件(310)从推杆突出以与第二锁定单元(320)干涉。 第二锁定单元从支撑构件突出,以限制与第一锁定单元的接合或者从限制状态释放。
    • 85. 发明公开
    • 통신 시스템에서 신호 수신 장치 및 방법
    • 用于在通信系统中接收信号的装置和方法
    • KR1020070112328A
    • 2007-11-23
    • KR1020060045419
    • 2006-05-20
    • 삼성전자주식회사
    • 박성은정홍실김재열박동식양경철
    • H03M13/11H04W4/18
    • H04L1/0052H03M13/11H03M13/3707H03M13/3723H03M13/658H03M13/6583H04L1/005H04L1/0057
    • A signal reception device in a communication system and a method are provided to compensate overestimated or underestimated messages so that the messages is able to be normally estimated, by considering even a channel state when LDPC(Low Density Parity Check) codes are decoded by using an approximated checking node operation method, thereby preventing decoding performance from being deteriorated. A signal receiving device comprises as follows. A channel estimator(517) generates a channel estimation value by channel-estimating a receiving signal according to a channel estimation method. A channel state determiner(519) determines a channel state for the channel estimation value according to a channel state determination method, and generates a channel state value. A decoder(515) determines a compensation value according to the channel state value.
    • 提供通信系统中的信号接收装置和方法,用于补偿过高估计或低估的消息,以便通过在LDPC(低密度奇偶校验)码通过使用 近似的检查节点操作方法,从而防止解码性能恶化。 信号接收装置包括如下。 信道估计器(517)根据信道估计方法通过信道估计接收信号来生成信道估计值。 信道状态确定器(519)根据信道状态确定方法确定信道估计值的信道状态,并产生信道状态值。 解码器(515)根据信道状态值确定补偿值。
    • 86. 发明公开
    • 통신 시스템에서 신호 수신 장치 및 방법
    • 用于在通信系统中接收信号的装置和方法
    • KR1020070084950A
    • 2007-08-27
    • KR1020060017363
    • 2006-02-22
    • 삼성전자주식회사
    • 박성은임치우레스터블,티에리박동식김재열
    • H03M13/11H04L1/00H04L27/00H03M13/27
    • H03M13/1171H03M13/1111H03M13/1125
    • An apparatus and a method for receiving a signal in a communication system are provided to minimize a memory capacity required for performing a check node calculation in a decoder by indicating elements of GF(Galois Field) by an exponential indication. A method for receiving a signal in a communication system includes the steps of: receiving a signal; and decoding and detecting the received signal by a non-binary LDPC(Low Density Parity Check) decoding method which indicates elements of GF by an exponential indication scheme. The non-binary LDPC decoding method includes a check node calculation which indicates elements of the GF by an exponential method. The non-binary LDPC decoding method includes the steps of: indicating and permuting a plurality of messages inputted to a predetermined check node by the exponential indication scheme; indicating and interleaving the permutated signals by a polynomial expression indication scheme; performing a fast Fourier transform for the interleaved signals on the GF; check-node-calculating the fast Fourier transformed signals; performing an inverse fast Fourier transform for the fast Fourier transformed signals; deinterleaving the inverse-fast-Fourier-transformed signals by the exponential indication scheme; and performing an inverse-permutation for the deinterleaved signals.
    • 提供一种用于在通信系统中接收信号的装置和方法,以通过以指数指示指示GF(伽罗瓦域)的元素来最小化在解码器中执行校验节点计算所需的存储器容量。 一种用于在通信系统中接收信号的方法包括以下步骤:接收信号; 并通过非二进制LDPC(Low Density Parity Check,低密度奇偶校验)解码方法来解码和检测接收信号,该解码方法通过指数指示方式指示GF的元素。 非二进制LDPC解码方法包括通过指数方法指示GF的元素的校验节点计算。 非二进制LDPC解码方法包括以下步骤:通过指数指示方式来指示和置换输入到预定校验节点的多个消息; 通过多项式表示指示方式指示和交织置换的信号; 对GF上的交错信号执行快速傅里叶变换; 校验节点计算快速傅里叶变换信号; 对快速傅里叶变换信号进行快速傅立叶逆变换; 通过指数指示方案对逆傅里叶变换信号进行解交织; 并对所述去交错信号执行逆置换。