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    • 1. 发明授权
    • Method and device to determine when to perform hybrid automatic repeat request (HARQ) combination
    • 确定何时执行混合自动重传请求(HARQ)组合的方法和设备
    • US09444601B2
    • 2016-09-13
    • US14364671
    • 2012-04-18
    • Wei ZhangFeng WangDandan GuoMing FangYao Wang
    • Wei ZhangFeng WangDandan GuoMing FangYao Wang
    • H04L5/00H04L25/06H04L1/18H04L29/08
    • H04L5/0053H04L1/1812H04L1/1845H04L1/1874H04L1/1896H04L5/0007H04L25/067H04L67/2842
    • A method for Hybrid Automatic Repeat Request (HARQ) combination is disclosed. The method includes that: externally configured parameters relevant to HARQ combination are received, and an identifier ddr2switch of DDR2 switching is calculated to acquire addresses involved before and after the HARQ combination; it is determined, according to the parameters and the addresses involved before and after the HARQ combination, whether the HARQ combination is needed to be performed; and when it is determined that the HARQ combination is needed to be performed, data in a DDR2 are read and stored into a first data cache random access memory RAMA; and a HARQ combination calculation is performed, and the calculation result is stored into a second data cache random access memory RAMB. A device for HARQ combination is further disclosed. The technical solutions provided in the disclosure are based on a latest interference cancellation algorithm, greatly increase the success probability of decoding, saves the storage space of a DDR2 and improves the reading or writing efficiency.
    • 公开了一种混合自动重传请求(HARQ)组合的方法。 该方法包括:接收与HARQ组合相关的外部配置参数,并且计算DDR2切换的标识符ddr2切换以获取HARQ组合之前和之后涉及的地址; 根据HARQ组合之前和之后的参数和地址确定是否需要执行HARQ组合; 并且当确定需要执行HARQ组合时,读取DDR2中的数据并将其存储到第一数据高速缓存随机存取存储器RAMA中; 并且执行HARQ组合计算,并且将计算结果存储到第二数据高速缓存随机存取存储器RAMB中。 还公开了一种用于HARQ组合的装置。 本公开提供的技术方案基于最新的干扰消除算法,大大提高了解码的成功概率,节省了DDR2的存储空间,提高了读写效率。
    • 2. 发明申请
    • METHOD AND DEVICE FOR HARQ COMBINATION
    • 用于HARQ组合的方法和设备
    • US20140376469A1
    • 2014-12-25
    • US14364671
    • 2012-04-18
    • Wei ZhangFeng WangDandan GuoMing FangYao Wang
    • Wei ZhangFeng WangDandan GuoMing FangYao Wang
    • H04L5/00H04L1/18H04L29/08
    • H04L5/0053H04L1/1812H04L1/1845H04L1/1874H04L1/1896H04L5/0007H04L25/067H04L67/2842
    • A method for Hybrid Automatic Repeat Request (HARQ) combination is disclosed. The method includes that: externally configured parameters relevant to HARQ combination are received, and an identifier ddr2switch of DDR2 switching is calculated to acquire addresses involved before and after the HARQ combination; it is determined, according to the parameters and the addresses involved before and after the HARQ combination, whether the HARQ combination is needed to be performed; and when it is determined that the HARQ combination is needed to be performed, data in a DDR2 are read and stored into a first data cache random access memory RAMA; and a HARQ combination calculation is performed, and the calculation result is stored into a second data cache random access memory RAMB. A device for HARQ combination is further disclosed. The technical solutions provided in the disclosure are based on a latest interference cancellation algorithm, greatly increase the success probability of decoding, saves the storage space of a DDR2 and improves the reading/writing efficiency.
    • 公开了一种混合自动重传请求(HARQ)组合的方法。 该方法包括:接收与HARQ组合相关的外部配置参数,并且计算DDR2切换的标识符ddr2切换以获取HARQ组合之前和之后涉及的地址; 根据HARQ组合之前和之后的参数和地址确定是否需要执行HARQ组合; 并且当确定需要执行HARQ组合时,读取DDR2中的数据并将其存储到第一数据高速缓存随机存取存储器RAMA中; 并且执行HARQ组合计算,并且将计算结果存储到第二数据高速缓存随机存取存储器RAMB中。 还公开了一种用于HARQ组合的装置。 本公开提供的技术方案基于最新的干扰消除算法,大大提高了解码的成功概率,节省了DDR2的存储空间,提高了读写效率。
    • 6. 发明授权
    • Multiple description coding communication system
    • 多描述编码通信系统
    • US08594205B2
    • 2013-11-26
    • US11869443
    • 2007-10-09
    • Hamid JafarkhaniMichael T. OrchardAmy R. ReibmanYao Wang
    • Hamid JafarkhaniMichael T. OrchardAmy R. ReibmanYao Wang
    • H04B14/06
    • H03M7/40H04N19/39H04N19/61
    • A method and apparatus reliably encode and decode information over a communication system. The method includes transforming two coefficients into two pairs of random variables, one random variable in each pair having substantially equal energy as one random variable in the other pair. The method further includes quantizing each of the pairs of random variables and entropy coding each quantized random variable separately creating an encoded bitstreams. The encoded bitstreams are received by a decoder which first determines which channels of the communication system are working. The encoded bitstream is entropy decoded, inversed quantized and inversed transformed. An inverse transform performs three different transformations depending upon which channels are working, i.e., whether the first, second or both channels are working.
    • 一种方法和装置通过通信系统可靠地编码和解码信息。 该方法包括将两个系数变换成两对随机变量,每对中的一个随机变量具有基本相等的能量作为另一对中的一个随机变量。 该方法还包括量化每对随机变量,并对每个量化的随机变量进行熵编码,分别创建编码比特流。 编码的比特流由解码器接收,该解码器首先确定通信系统的哪些信道正在工作。 编码比特流被熵解码,反相量化和反转换。 逆变换根据哪个通道工作,即第一,第二或两个通道是否工作,执行三种不同的变换。