专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

US20080080642A1 APPARATUS AND METHOD FOR ENCODING/DECODING DATA IN MULTIPLE ANTENNA COMMUNICATION SYSTEM 审中-公开
标题翻译：用于在多个天线通信系统中编码/解码数据的装置和方法
公开(公告)号：US20080080642A1
公开(公告)日：2008-04-03
申请号：US11864444
申请日：2007-09-28
申请人： Jong-Ho LEE , Sang-Boh YUN , Dae-Young PARK , Joo-Hyun LEE
发明人： Jong-Ho LEE , Sang-Boh YUN , Dae-Young PARK , Joo-Hyun LEE
IPC分类号： H04L27/00
CPC分类号： H04L1/0643 , H04B7/0669
摘要： A data encoding/decoding method in a multiple antenna communication system is provided. In the multiple antenna communication system, a transmitting end includes an encoder for performing Space Time Block Code (STBC) encoding on certain symbols among Transmit (Tx) symbols, a multiplexer for performing spatial multiplexing on the rest of symbols among the Tx symbols, and a transmitter for transmitting the STBC encoded symbols and the spatial-multiplexed symbols through a plurality of antennas.
摘要翻译：提供了一种多天线通信系统中的数据编码/解码方法。在多天线通信系统中，发送端包括：编码器，用于对发送（Tx）符号中的某些符号执行空时分组码（STBC）编码;多路复用器，用于对Tx符号之间的其余符号执行空间复用;以及用于通过多个天线发送STBC编码符号和空间复用符号的发射机。

2. 发明申请

US20080089446A1 APPARATUS AND METHOD FOR DETECTING A SIGNAL IN A COMMUNICATION SYSTEM USING MULTIPLE ANTENNAS 有权
标题翻译：使用多个天线在通信系统中检测信号的装置和方法
公开(公告)号：US20080089446A1
公开(公告)日：2008-04-17
申请号：US11871598
申请日：2007-10-12
申请人： Joo-Hyun LEE , Sang-Boh YUN , Young-Hoon KWON , Sung-Soo HWANG , Jong-In KIM , Hyun-Cheol PARK , Hyoun-Kuk KIM , Ki-Hwan JEON
发明人： Joo-Hyun LEE , Sang-Boh YUN , Young-Hoon KWON , Sung-Soo HWANG , Jong-In KIM , Hyun-Cheol PARK , Hyoun-Kuk KIM , Ki-Hwan JEON
IPC分类号： H04B1/16
CPC分类号： H04L1/0045 , H04L1/0656
摘要： A method and apparatus for detecting a signal in a communication system using at least two transmit antennas are provided. The signal detection method and apparatus includes selecting a symbol corresponding to a lowest branch metric from among symbols, the number of which corresponds to a modulation scheme, determining a candidate symbol by extending a process of selecting a symbol corresponding to a lowest branch metric from among the selected symbols, to a number which is less by one than the number of the transmit antennas, setting an accumulated branch metric of the candidate symbol as a threshold, removing a symbol having an accumulated branch metric higher than the threshold, and selecting, as a last received symbol, a symbol corresponding to a path having the lowest accumulated branch metric among paths selected without being removed until a last stage.
摘要翻译：提供了一种使用至少两个发射天线来检测通信系统中的信号的方法和装置。信号检测方法和装置包括从符号中选择与最低分支度量相对应的符号，其数量对应于调制方案，通过扩展选择对应于最低分支度量的符号的处理来确定候选符号，将所选择的符号设置为比发送天线的数量小一个的数字，将候选符号的累积分支度量设置为阈值，去除具有高于阈值的累积分支度量的符号，并且选择为最后接收的符号，对应于在所选择的路径中具有最低累积分支度量的路径的符号，而不被去除直到最后阶段。

3. 发明申请

US20080075205A1 APPARATUS AND METHOD FOR CORRECTING COMMON PHASE ERROR IN A MULTI-CARRIER COMMUNICATION SYSTEM 有权
标题翻译：用于校正多载波通信系统中的公共相位错误的装置和方法
公开(公告)号：US20080075205A1
公开(公告)日：2008-03-27
申请号：US11862710
申请日：2007-09-27
申请人： Joo-Hyun LEE , Sang-Boh YUN , Ki-Young HAN , Young-Hoon KWON
发明人： Joo-Hyun LEE , Sang-Boh YUN , Ki-Young HAN , Young-Hoon KWON
IPC分类号： H04L27/06
CPC分类号： H04L27/2657 , H04L25/0232 , H04L27/2675
摘要： An apparatus and method for correcting a CPE in a signal reception apparatus of a multi-carrier communication system are provided, in which an auto-correlation of a reference signal estimated from a reference symbol among a plurality of symbols is detected, a cross-correlation between a channel estimate of the reference signal and an actual received reference signal is detected, and the CPE of the remaining symbols except the reference symbol is corrected using the auto-correlation and the cross-correlation.
摘要翻译：提供了一种用于在多载波通信系统的信号接收装置中校正CPE的装置和方法，其中检测到从多个符号之中的参考符号估计的参考信号的自相关，互相关检测参考信号的信道估计与实际接收的参考信号之间，并且使用自相关和互相关校正除参考符号之外的其余符号的CPE。

4. 发明申请

US20090154335A1 RECEIVING APPARATUS AND METHOD FOR SINGLE CARRIER FREQUENCY DIVISION ACCESS SYSTEM 有权
标题翻译：单载波频段接入系统接收装置及方法
公开(公告)号：US20090154335A1
公开(公告)日：2009-06-18
申请号：US12336936
申请日：2008-12-17
申请人： Joo-Hyun LEE , Soong-Yoon CHOI , Sang-Boh YUN , Sung-Soo HWANG
发明人： Joo-Hyun LEE , Soong-Yoon CHOI , Sang-Boh YUN , Sung-Soo HWANG
IPC分类号： H04J11/00
CPC分类号： H04L25/03 , H04L25/0244 , H04L2025/03414 , H04L2025/03426
摘要： A receiver and a receiving method for a Single Carrier Frequency Division Multiple Access (SC-FDMA) system are provided. The receiver includes a matrix selector for selecting a constant channel matrix according to a Multiple-Input Multiple-Output (MIMO) reception scheme, a channel equalizer for equalizing a multi-path channel to a specific path channel in a frequency domain by using the constant channel matrix, and a MIMO detector for detecting a Euclidean distance of transmittable symbols from a time-domain Transmit (Tx) signal by using the channel equalized in the frequency domain and then for selecting a symbol having a minimum distance.
摘要翻译：提供了用于单载波频分多址（SC-FDMA）系统的接收机和接收方法。该接收机包括一个矩阵选择器，用于根据多输入多输出（MIMO）接收方案选择一个恒定信道矩阵，一个信道均衡器，用于通过使用常数来将多径信道均衡到一个特定路径信道信道矩阵，以及MIMO检测器，用于通过使用在频域中均衡的信道，然后选择具有最小距离的符号来检测来自时域发送（Tx）信号的可发送符号的欧氏距离。

5. 发明申请

US20080248803A1 APPARATUS AND METHOD FOR ALLOCATING FREQUENCY RESOURCE IN A COMMUNICATION SYSTEM 有权
标题翻译：在通信系统中分配频率资源的装置和方法
公开(公告)号：US20080248803A1
公开(公告)日：2008-10-09
申请号：US12061993
申请日：2008-04-03
申请人： Joo-Hyun LEE , Sang-Boh YUN , Jong-Hyeuk LEE , Dae-Sik HONG , Tae-Hoon KWON
发明人： Joo-Hyun LEE , Sang-Boh YUN , Jong-Hyeuk LEE , Dae-Sik HONG , Tae-Hoon KWON
IPC分类号： H04B7/00 , H04Q7/20
CPC分类号： H04W52/346 , H04W72/048
摘要： A method and apparatus for allocating resources for a mobile station in a communication system is provided. The method includes determining if a mobile station within a cell is located in one of a first region corresponding to a cell center, a third region corresponding to a cell edge, and a second region corresponding to an area between the first and third regions, allocating frequency resources within an entire frequency band to the mobile station when the mobile station is located in the first region, wherein the entire frequency band comprises at least a first frequency band and a second frequency band, allocating frequency resources within the first frequency band to the mobile station when the mobile station is located in the third region, and allocating frequency resources within the second frequency band to the mobile station when the mobile station is located in the second region.
摘要翻译：提供了一种在通信系统中为移动台分配资源的方法和装置。该方法包括：确定小区内的移动台是否位于对应于小区中心的第一区域，对应于小区边缘的第三区域和对应于第一和第三区域之间的区域的第二区域中的一个中，分配当所述移动站位于所述第一区域中时，所述整个频带内的频率资源到所述移动站，其中，所述整个频带包括至少第一频带和第二频带，将所述第一频带内的频率资源分配给所述第一频带当所述移动站位于所述第三区域时，将所述第二频带内的频率资源分配给所述移动站。

6. 发明申请

US20100271932A1 APPARATUS AND METHOD FOR COMPENSATING FOR PHASE ERROR IN WIRELESS COMMUNICATION SYSTEM 有权
标题翻译：用于在无线通信系统中补偿相位错误的装置和方法
公开(公告)号：US20100271932A1
公开(公告)日：2010-10-28
申请号：US12766109
申请日：2010-04-23
申请人： Sung-Soo HWANG , Seung-Hee HAN , Sang-Boh YUN , Joo-Hyun LEE , Sung-Yoon JUNG
发明人： Sung-Soo HWANG , Seung-Hee HAN , Sang-Boh YUN , Joo-Hyun LEE , Sung-Yoon JUNG
IPC分类号： G06F11/07 , H04L27/28
CPC分类号： H04L27/2675 , H04B7/155 , H04B17/345 , H04L25/0212 , H04L27/2663 , H04L27/2671
摘要： An apparatus and method for compensating for a phase error in a wireless communication system are provided. The apparatus includes a reception modem, a transmission modem, a Common Phase Error (CPE) compensator, a first channel estimator, a phase compensator, and a second channel estimator. The reception modem demodulates and decodes a signal received. The transmission modem encodes and modulates a signal for transmission. The CPE compensator compensates for phase errors of at least two symbols constituting a signal. The first channel estimator estimates channels for respective bursts. The phase compensator compares phases for the channels for the respective bursts with each other and compensates for a phase difference between at least two bursts. The second channel estimator estimates an interference channel.
摘要翻译：提供一种用于补偿无线通信系统中的相位误差的装置和方法。该装置包括接收调制解调器，传输调制解调器，公共相位误差（CPE）补偿器，第一信道估计器，相位补偿器和第二信道估计器。接收调制解调器对接收的信号进行解调和解码。传输调制解调器对信号进行编码和调制以进行传输。 CPE补偿器补偿构成信号的至少两个符号的相位误差。第一信道估计器估计各个突发的信道。相位补偿器将各个脉冲串的通道的相位彼此进行比较，并补偿至少两个脉冲串之间的相位差。第二信道估计器估计干扰信道。

7. 发明申请

US20090116590A1 APPARATUS AND METHOD FOR DETECTING SIGNAL IN MULTI-ANTENNA SYSTEM 有权
标题翻译：用于在多天线系统中检测信号的装置和方法
公开(公告)号：US20090116590A1
公开(公告)日：2009-05-07
申请号：US12259874
申请日：2008-10-28
申请人： Joo-Hyun LEE , Sang-Boh YUN , Sung-Soo HWANG , Yong-Soo CHO , Jae-Kwon KIM , Tae-Ho IM
发明人： Joo-Hyun LEE , Sang-Boh YUN , Sung-Soo HWANG , Yong-Soo CHO , Jae-Kwon KIM , Tae-Ho IM
IPC分类号： H04L27/06
CPC分类号： H04L25/0204 , H04B7/0413 , H04L1/0001 , H04L1/004 , H04L5/0023 , H04L25/0246 , H04L25/0248 , H04L25/03292 , H04L25/03318 , H04L2025/03414 , H04L2025/0342 , H04L2025/03426
摘要： A method and an apparatus for detecting a signal in a multi-antenna system using a spatial multiplexing are provided. The apparatus includes at least one antenna for receiving a signal, a channel estimator for estimating a channel using the received signal, a detector for calculating multiplication values commonly used to determine a Euclidean distance using the receive signal and channel information and for detecting a transmitted signal by calculating Euclidean distances of one or more candidate symbols using the receive signal and the determined multiplication values and a decoder for demodulating and decoding the detected signal. Hence, the computational complexity of the signal detection can be mitigated.
摘要翻译：提供了一种使用空间复用来检测多天线系统中的信号的方法和装置。该装置包括用于接收信号的至少一个天线，用于使用接收信号估计信道的信道估计器，用于计算通常用于使用接收信号和信道信息确定欧几里德距离的乘法值并用于检测发送信号的检测器通过使用接收信号和所确定的乘法值来计算一个或多个候选符号的欧几里得距离，以及解码器，用于解调和解码检测到的信号。因此，可以减轻信号检测的计算复杂度。

8. 发明申请

US20090061899A1 APPARATUS AND METHOD FOR LOCATION ESTIMATION IN A WIRELESS COMMUNICATION SYSTEM 有权
标题翻译：用于无线通信系统中的位置估计的装置和方法
公开(公告)号：US20090061899A1
公开(公告)日：2009-03-05
申请号：US12199492
申请日：2008-08-27
申请人： Suk-Seung HWANG , Joo-Hyun LEE , Sang-Boh YUN , Young-Hoon KWON
发明人： Suk-Seung HWANG , Joo-Hyun LEE , Sang-Boh YUN , Young-Hoon KWON
IPC分类号： H04Q7/20
CPC分类号： G01S5/0205 , G01S5/0018 , G01S5/0273 , G01S5/10 , H04B7/155 , H04B7/2606 , H04L27/2647 , H04W56/00 , H04W64/00
摘要： An apparatus and method for location estimation in a wireless communication system are provided. The method includes identifying if a received at least one signal passed through at least one repeater, when the received at least one signal is identified as having passed though at least one repeater, measuring a Base Station (BS) basis delay time and calculating a repeater basis delay time using the measured BS basis delay time, and estimating a location of the MS using the repeater basis delay time.
摘要翻译：提供了一种用于无线通信系统中的位置估计的装置和方法。该方法包括：当所接收的至少一个信号被识别为已经通过至少一个中继器时，识别接收到的至少一个信号是否经过至少一个中继器，测量基站（BS）延迟时间并计算中继器使用所测量的BS基本延迟时间的基准延迟时间，以及使用中继器基础延迟时间估计MS的位置。

9. 发明申请

US20120009867A1 APPARATUS AND METHOD FOR LOCATION ESTIMATION IN A WIRELESS COMMUNICATION SYSTEM 有权
标题翻译：用于无线通信系统中的位置估计的装置和方法
公开(公告)号：US20120009867A1
公开(公告)日：2012-01-12
申请号：US13242670
申请日：2011-09-23
申请人： Suk-Seung HWANG , Joo-Hyun LEE , Sang-Boh YUN , Young-Hoon KWON
发明人： Suk-Seung HWANG , Joo-Hyun LEE , Sang-Boh YUN , Young-Hoon KWON
IPC分类号： H04B7/14
CPC分类号： G01S5/0205 , G01S5/0018 , G01S5/0273 , G01S5/10 , H04B7/155 , H04B7/2606 , H04L27/2647 , H04W56/00 , H04W64/00
摘要： An apparatus and method for location estimation in a wireless communication system are provided. The method includes identifying if a received at least one signal passed through at least one repeater, when the received at least one signal is identified as having passed though at least one repeater, measuring a Base Station (BS) basis delay time and calculating a repeater basis delay time using the measured BS basis delay time, and estimating a location of the MS using the repeater basis delay time.
摘要翻译：提供了一种用于无线通信系统中的位置估计的装置和方法。该方法包括：当所接收的至少一个信号被识别为已经通过至少一个中继器时，识别接收到的至少一个信号是否经过至少一个中继器，测量基站（BS）延迟时间并计算中继器使用所测量的BS基本延迟时间的基准延迟时间，以及使用中继器基础延迟时间估计MS的位置。

10. 发明申请

US20080247489A1 APPARATUS AND METHOD FOR SUPPORTING DISTORTIONLESS VECTOR PERTURBATION IN MULTIPLE ANTENNA SYSTEM 有权
标题翻译：用于支持多天线系统中无失真矢量估计的装置和方法
公开(公告)号：US20080247489A1
公开(公告)日：2008-10-09
申请号：US12099758
申请日：2008-04-08
申请人： Yajun KOU , Joo-Hyun LEE , Sang-Boh YUN
发明人： Yajun KOU , Joo-Hyun LEE , Sang-Boh YUN
IPC分类号： H04B7/10 , H04L1/02
CPC分类号： H04B7/0452 , H04L25/0204 , H04L27/18 , H04L27/34
摘要： An apparatus and method for supporting distortionless vector perturbation in a Multi-Input Multi-Output (MIMO) system are provided. The apparatus includes a transmitter for supporting distortionless vector perturbation in a MIMO system. The transmitter includes a label inserter for generating a label and for inserting the label into a user information bit, a scrambler for scrambling the user information bit inserted with the label and for generating N independent candidate sequences, a modulator for modulating the N independent candidate sequences according to a modulation scheme and a vector perturbation unit for adding a limited offset vector so that the modulated symbols are mapped to a constellation point in a feasible region. The apparatus and method provide vector perturbation with improved performance and reduced computational complexity.
摘要翻译：提供了一种用于在多输入多输出（MIMO）系统中支持无失真矢量扰动的装置和方法。该装置包括用于在MIMO系统中支持无失真矢量扰动的发射机。所述发射机包括：标签插入器，用于产生标签并将标签插入到用户信息比特中;扰码器，用于对插入了标签的用户信息比特进行加扰，并产生N个独立候选序列;调制器，用于调制N个独立候选序列根据调制方案和用于添加有限偏移矢量的向量扰动单元，使得调制符号被映射到可行区域中的星座点。该装置和方法提供了具有改进性能的矢量扰动并降低了计算复杂度。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式