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1. 发明申请

US20140226633A1 Method and Apparatus for Code Activation, Computer Program and Storage Medium Thereof 审中-公开
标题翻译：用于代码激活的方法和装置，计算机程序和存储介质
公开(公告)号：US20140226633A1
公开(公告)日：2014-08-14
申请号：US14342763
申请日：2011-09-27
申请人： Zhixun Tang , Xie Li , Liang Zhuang
发明人： Zhixun Tang , Xie Li , Liang Zhuang
IPC分类号： H04J13/00 , H04B1/707
CPC分类号： H04J13/0077 , H04B1/707 , H04B1/7105 , H04B2201/70714 , H04J11/0046 , H04J11/005
摘要： This invention relates to a method and an apparatus for code activation, and a computer program and a storage medium thereof. A combined channel impulse response for each code is calculated based on a channelization code, a scrambling code and a channel impulse response corresponding to the code; a statistical result of the correlations between each interference code and all user codes is obtained; an active interference code number is determined; the determined number of interference codes, are activated, wherein a selection of which interference codes to activate is based on the statistical result. In some embodiments of this invention, the interference codes having a close correlation with the user codes may be selected to be activated, thereby the performance of joint detection is improved. In some embodiments of this invention, the complexity of the subsequent joint detection will be remarkably reduced on the premise of ensuring the performance of the joint detection.
摘要翻译：本发明涉及一种用于代码激活的方法和装置，以及其计算机程序及其存储介质。基于与码相对应的信道化码，扰码和信道脉冲响应来计算每个码的组合信道脉冲响应; 获得每个干扰码和所有用户码之间的相关性的统计结果; 确定主动干扰码数; 所确定的干扰码数目被激活，其中选择要激活的干扰码是基于统计结果。在本发明的一些实施例中，可以选择与用户代码密切相关的干扰码来激活，从而提高联合检测的性能。在本发明的一些实施例中，在确保联合检测的性能的前提下，随后联合检测的复杂度将显着降低。

2. 发明授权

US08937984B2 Method and device for eliminating interference in mobile communication system 有权
标题翻译：消除移动通信系统干扰的方法和装置
公开(公告)号：US08937984B2
公开(公告)日：2015-01-20
申请号：US13883148
申请日：2011-11-03
申请人： Zhixun Tang , Liang Zhuang
发明人： Zhixun Tang , Liang Zhuang
IPC分类号： H04B1/00 , H04B1/7103 , H04B1/711 , H04J11/00 , H04L25/03
CPC分类号： H04B1/7103 , H04B1/71052 , H04B1/711 , H04J11/0046 , H04L25/03305 , H04L25/03331
摘要： The present invention relates to the field of communication technology, and provides a method and a device for eliminating interference in a mobile communication system. The method comprises: step 1: re-constructing signal estimation {circumflex over (d)}MAI+ISI of inter-symbol interference and multi-access interference in accordance with an output signal {circumflex over (d)}esb from an equalizer; and step 2: performing interference elimination on the inter-symbol interference and multi-access interference in an output signal êMF from a matched filter in accordance with the signal estimation {circumflex over (d)}MAI+ISI of inter-symbol interference and multi-access interference, to obtain signal estimation {circumflex over (d)}JD+IC with the interference eliminated. According to the present invention, it is able to eliminate the impact of an interference signal and improve the receptivity of a receiver for a useful signal.
摘要翻译：本发明涉及通信技术领域，并提供一种消除移动通信系统中的干扰的方法和装置。该方法包括：步骤1：根据来自均衡器的输出信号（（d）} esb的输出信号重构信号估计（符号（d）}符号间干扰和多址干扰的MAI + ISI; 和步骤2：根据符号间干扰的信号估计（（d）} MAI + ISI的信号估计，从匹配滤波器对输出信号êMF中的符号间干扰和多址干扰进行干扰消除，接收干扰，获得信号估计（d（d）} JD + IC，消除干扰。根据本发明，能够消除干扰信号的影响，并提高接收机对有用信号的接收能力。

3. 发明申请

US20130294482A1 Method and Device for Eliminating Interference in Mobile Communication System 有权
标题翻译：消除移动通信系统干扰的方法和装置
公开(公告)号：US20130294482A1
公开(公告)日：2013-11-07
申请号：US13883148
申请日：2011-11-03
申请人： Zhixun Tang , Liang Zhuang
发明人： Zhixun Tang , Liang Zhuang
IPC分类号： H04B1/7103
CPC分类号： H04B1/7103 , H04B1/71052 , H04B1/711 , H04J11/0046 , H04L25/03305 , H04L25/03331
摘要： The present invention relates to the field of communication technology, and provides a method and a device for eliminating interference in a mobile communication system. The method comprises: step 1: re-constructing signal estimation {circumflex over (d)}MAI+ISI of inter-symbol interference and multi-access interference in accordance with an output signal {circumflex over (d)}esb from an equalizer; and step 2: performing interference elimination on the inter-symbol interference and multi-access interference in an output signal êMF from a matched filter in accordance with the signal estimation {circumflex over (d)}MAI+ISI of inter-symbol interference and multi-access interference, to obtain signal estimation {circumflex over (d)}JD+IC with the interference eliminated. According to the present invention, it is able to eliminate the impact of an interference signal and improve the receptivity of a receiver for a useful signal.
摘要翻译：本发明涉及通信技术领域，并提供一种消除移动通信系统中的干扰的方法和装置。该方法包括：步骤1：根据来自均衡器的输出信号（（d）} esb的输出信号重构信号估计（符号（d）}符号间干扰和多址干扰的MAI + ISI; 和步骤2：根据符号间干扰的信号估计（（d）} MAI + ISI的信号估计，从匹配滤波器对输出信号êMF中的符号间干扰和多址干扰进行干扰消除，接收干扰，获得信号估计（d（d）} JD + IC，消除干扰。根据本发明，能够消除干扰信号的影响，并提高接收机对有用信号的接收能力。

4. 发明授权

US09083417B2 Method and device for interference cancellation 有权
标题翻译：用于干扰消除的方法和装置
公开(公告)号：US09083417B2
公开(公告)日：2015-07-14
申请号：US13991708
申请日：2011-12-02
申请人： Zhixun Tang , Liang Zhuang
发明人： Zhixun Tang , Liang Zhuang
IPC分类号： H03H7/30 , H04B1/10 , H04B1/7105 , H04B1/7107
CPC分类号： H04B1/10 , H04B1/71052 , H04B1/7107 , H04B2201/709736
摘要： An interference cancellation method performed by a receiver includes: determining a strong interference code channel among all code channels that carry a received signal, and determining a signal that corresponds to the strong interference code channel to be a strong interference signal, wherein the received signal has been matched filtered. The method further includes obtaining a reconstructed strong interference signal based on the determined strong interference signal and using a system matrix, performing the interference cancellation for the received signal using the reconstructed strong interference signal, to obtain the signal without interference. The strong interference signal can be reconstructed using the system matrix, and the interference cancellation can be performed for the received signal using the reconstructed strong interference signal. The complexity of inverting the matrix is reduced and the performance is enhanced by reducing the order of the matrix, and thus increasing the efficiency of cancelling the interference.
摘要翻译：由接收机执行的干扰消除方法包括：确定携带接收信号的所有码信道中的强干扰码信道，并将与强干扰码信道相对应的信号确定为强干扰信号，其中接收信号具有被匹配过滤。该方法还包括基于所确定的强干扰信号并使用系统矩阵获得重构的强干扰信号，使用重建的强干扰信号对接收信号执行干扰消除，以获得无干扰的信号。可以使用系统矩阵重建强干扰信号，并且可以使用重构的强干扰信号对接收信号执行干扰消除。减少矩阵反转的复杂度，通过降低矩阵的顺序来提高性能，从而提高消除干扰的效率。

5. 发明申请

US20140044103A1 Code Channel Activation Method and Device, Computer Program and Storage Medium 有权
标题翻译：代码通道激活方法和设备，计算机程序和存储介质
公开(公告)号：US20140044103A1
公开(公告)日：2014-02-13
申请号：US14113466
申请日：2012-04-17
申请人： Zhixun Tang , Liang Zhuang
发明人： Zhixun Tang , Liang Zhuang
IPC分类号： H04L5/00
CPC分类号： H04L5/0073 , H04B1/7103 , H04J13/0003 , H04J13/004
摘要： The present invention provides a code channel activation method, a code channel activation device, a computer program and a storage medium, so as to solve the problem in the prior art that performance loss of a receiver will be caused when performing code channel activation. The method comprises calculating correlation between interference code channels on which code channel activation is to be performed and a user code channel, and correlation between the user code channels, to obtain correlation results; and performing code channel activation according to the correlation results. According to the present invention, the code channel activation is performed according to the correlation between the code channels. As a result, it is able to reserve the code channels with more information, thereby to prevent the performance loss of the receiver.
摘要翻译：本发明提供一种代码通道激活方法，代码通道激活装置，计算机程序和存储介质，以解决现有技术中在执行代码通道激活时会导致接收机性能损失的问题。该方法包括计算要在其上执行码信道激活的干扰码信道与用户码信道之间的相关性，以及用户码信道之间的相关性，以获得相关结果; 并根据相关结果执行码信道激活。根据本发明，根据码信道之间的相关性来执行码信道激活。因此，能够为代码信道保留更多信息，从而防止接收机的性能损失。

6. 发明授权

US09450736B2 Code channel activation method and device, computer program and storage medium 有权
标题翻译：代码通道激活方法和设备，计算机程序和存储介质
公开(公告)号：US09450736B2
公开(公告)日：2016-09-20
申请号：US14113466
申请日：2012-04-17
申请人： Zhixun Tang , Liang Zhuang
发明人： Zhixun Tang , Liang Zhuang
IPC分类号： H04B7/216 , H04L27/28 , H04L5/00 , H04B1/7103 , H04J13/00
CPC分类号： H04L5/0073 , H04B1/7103 , H04J13/0003 , H04J13/004
摘要： The present invention provides a code channel activation method, a code channel activation device, a computer program and a storage medium, so as to solve the problem in the prior art that performance loss of a receiver will be caused when performing code channel activation. The method comprises calculating correlation between interference code channels on which code channel activation is to be performed and a user code channel, and correlation between the user code channels, to obtain correlation results; and performing code channel activation according to the correlation results. According to the present invention, the code channel activation is performed according to the correlation between the code channels. As a result, it is able to reserve the code channels with more information, thereby to prevent the performance loss of the receiver.
摘要翻译：本发明提供一种代码通道激活方法，代码通道激活装置，计算机程序和存储介质，以解决现有技术中在执行代码通道激活时会导致接收机性能损失的问题。该方法包括计算要在其上执行码信道激活的干扰码信道与用户码信道之间的相关性，以及用户码信道之间的相关性，以获得相关结果; 并根据相关结果执行码信道激活。根据本发明，根据码信道之间的相关性来执行码信道激活。因此，能够为代码信道保留更多信息，从而防止接收机的性能损失。

7. 发明申请

US20130287087A1 Method and Device for Interference Cancellation 有权
标题翻译：用于干扰消除的方法和装置
公开(公告)号：US20130287087A1
公开(公告)日：2013-10-31
申请号：US13991708
申请日：2011-12-02
申请人： Zhixun Tang , Liang Zhuang
发明人： Zhixun Tang , Liang Zhuang
IPC分类号： H04B1/10
CPC分类号： H04B1/10 , H04B1/71052 , H04B1/7107 , H04B2201/709736
摘要： The present invention discloses an interference cancellation method and apparatus, wherein the method includes: determining a strong interference code channel among all code channels that carry a received signal by a receiver, and determining a signal that corresponds to the strong interference code channel to be a strong interference signal, wherein the received signal is a signal that has been matched filtered; obtaining the reconstructed strong interference signal based on the determined strong interference signal reconstructed from a system matrix by the receiver; performing the interference cancellation for the received signal by utilizing the reconstructed strong interference signal, and obtaining the signal whose interference have been cancelled by the receiver. According to the present invention, the strong interference signal can be reconstructed by utilizing the system matrix, and the interference cancellation can be performed for the received signal by utilizing the reconstructed strong interference signal. The complexity of the operation for the matrix inversion can be reduced and the performance of the apparatus can be improved by reducing the order of the matrix, and thus the efficiency of the process for cancelling the interference can be increased.
摘要翻译：本发明公开了一种干扰消除方法和装置，其特征在于，所述方法包括：确定由接收机承载接收信号的所有码信道中的强干扰码信道，并将对应于强干扰码信道的信号确定为强干扰信号，其中所接收的信号是被匹配滤波的信号; 基于由所述接收机从系统矩阵重建的所确定的强干扰信号获得所述重建的强干扰信号; 通过利用重建的强干扰信号对接收到的信号执行干扰消除，并获得接收机已经消除了干扰的信号。根据本发明，可以通过利用系统矩阵重建强干扰信号，并且可以通过利用重构的强干扰信号对接收信号执行干扰消除。通过降低矩阵的顺序，能够降低矩阵求逆运算的复杂度，能够提高装置的性能，能够提高抵消干扰的处理效率。

8. 发明申请

US20140226600A1 Channel Estimation Method, Channel Estimation Apparatus and Communication Device for CDMA Systems 有权
标题翻译：信道估计方法，CDMA系统的信道估计装置和通信装置
公开(公告)号：US20140226600A1
公开(公告)日：2014-08-14
申请号：US14342601
申请日：2011-09-14
申请人： Zhixun Tang , Xie Li , Liping Zhang
发明人： Zhixun Tang , Xie Li , Liping Zhang
IPC分类号： H04L5/00 , H04L25/02
CPC分类号： H04L5/0073 , H04B1/7107 , H04B2201/709745 , H04L25/0202 , H04L25/0204
摘要： The embodiment of the invention discloses a channel estimation method for a TD-SCDMA system. The channel estimation method comprises steps of: obtaining a coarse channel estimation of a channel 1 of an intra-frequency cell set by a single cell channel estimation algorithm; performing an interference cancellation on the coarse channel estimation to obtain a channel estimation; determining a channel environment according to the channel estimation; and determining a stop strategy for the interference cancellation according to the channel environment and controlling performing the interference cancellation according to the stop strategy. The embodiment of the invention also discloses a channel estimation apparatus for a TD-SCDMA system, a communication device and a computer program executing the channel estimation method.
摘要翻译：本发明的实施例公开了一种用于TD-SCDMA系统的信道估计方法。信道估计方法包括以下步骤：通过单个小区信道估计算法获得频率小区集合的信道1的粗略信道估计; 对粗略信道估计执行干扰消除以获得信道估计; 根据信道估计确定信道环境; 以及根据所述信道环境确定所述干扰消除的停止策略，并且根据所述停止策略来控制执行所述干扰消除。本发明的实施例还公开了一种用于TD-SCDMA系统的信道估计装置，执行信道估计方法的通信装置和计算机程序。

9. 发明授权

US09287924B2 Method, apparatus, receiver, computer program and storage medium for joint detection 有权
标题翻译：用于联合检测的方法，装置，接收器，计算机程序和存储介质
公开(公告)号：US09287924B2
公开(公告)日：2016-03-15
申请号：US14345414
申请日：2011-09-20
申请人： Zhixun Tang , Xie Li , Liping Zhang , Daijun Zhang
发明人： Zhixun Tang , Xie Li , Liping Zhang , Daijun Zhang
IPC分类号： H04B1/12 , H04B1/7105 , H04B1/7107
CPC分类号： H04B1/7105 , H04B1/7107 , H04B2201/70702
摘要： A method, apparatus, receiver, computer program and storage medium for joint detection are disclosed. The joint detection method includes categorizing interference signals based on level of interference so as to obtain a strong interference signal, cancelling the strong interference signal from a received signal, and performing a joint detection by utilizing a matched filtering result of a remaining signal. In one embodiment, it is to firstly determine whether a strong interference codes corresponding to an intra-frequency adjacent cell exists in an active code list or not, recovering a strong interference signal transmitted by a Node B if the strong interference codes exists, applying an interference cancellation to a received signal received by a receiver so as to obtain a matched filtering result of a remaining signal derived by subtracting the strong interference signal from the received signal, performing a joint detection by utilizing the matched filtering result of the remaining signal, and outputting a demodulated result. In at least one embodiment, the computation complexity of the joint detection is reduced, and the accuracy of the joint detection is improved.
摘要翻译：公开了一种用于联合检测的方法，装置，接收器，计算机程序和存储介质。联合检测方法包括基于干扰信号等级来分类干扰信号，从而获得强干扰信号，从接收信号中消除强干扰信号，并通过利用剩余信号的匹配滤波结果进行联合检测。在一个实施例中，首先确定在活动代码列表中是否存在对应于频率内相邻小区的强干扰码，如果存在强干扰码，则恢复由节点B发送的强干扰信号，对由接收机接收的接收信号进行干扰消除，以获得通过从接收信号中减去强干扰信号而导出的剩余信号的匹配滤波结果，利用剩余信号的匹配滤波结果进行联合检测，以及输出解调结果。在至少一个实施例中，联合检测的计算复杂度降低，并且提高了联合检测的精度。

10. 发明授权

US09065524B2 Method, apparatus, receiver, computer program and storage medium for joint detection 有权
标题翻译：用于联合检测的方法，装置，接收器，计算机程序和存储介质
公开(公告)号：US09065524B2
公开(公告)日：2015-06-23
申请号：US14351799
申请日：2011-10-14
申请人： Zhixun Tang , Xie Li , Liping Zhang , Daijun Zhang
发明人： Zhixun Tang , Xie Li , Liping Zhang , Daijun Zhang
IPC分类号： H04B1/12 , H04B1/7105 , H04B1/7107
CPC分类号： H04B1/12 , H04B1/7105 , H04B1/7107 , H04B2001/71077
摘要： The present invention relates a method, apparatus, receiver, computer program for joint detection. In the method, it is firstly determined if whether a number of original active codes is beyond a predefined threshold or not, and when the number of the original active codes is beyond the predefined threshold and a strong interference code exists in the active codes corresponding to intra-frequency adjacent cells, it is to apply an interference cancellation to a receive signal, cancel MAI caused by a strong interference signal corresponding to the strong interference code, and perform a joint detection by utilizing a matched filtering result of a remaining signal after the interference cancellation for the joint detection. According to at least one embodiment of the present invention, when there is large interference in the intra-frequency adjacent cells and the number of the active codes is beyond a maximum threshold, the joint detection performance is improved.
摘要翻译：本发明涉及用于联合检测的方法，装置，接收器，计算机程序。在该方法中，首先确定多个原始活动代码是否超出预定义阈值，并且当原始活动代码的数量超过预定义的阈值并且在对应于的活动代码中存在强干扰码时频率相邻小区的情况下，对接收信号应用干扰消除，消除由与强干扰码对应的强干扰信号引起的MAI，并通过利用后面的剩余信号的匹配滤波结果进行联合检测干扰消除用于联合检测。根据本发明的至少一个实施例，当在频率内相邻小区中存在大的干扰并且有效代码的数量超过最大阈值时，提高了联合检测性能。

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