differential encoding
英 [ˌdɪfəˈrenʃl ɪnˈkəʊdɪŋ]
美 [ˌdɪfəˈrenʃl ɪnˈkoʊdɪŋ]
网络 差分编码; 差分码或相对码
双语例句
- SOAP Optimization Based on Differential Encoding and Compression
基于差分编码和压缩的SOAP优化 - For differential space-time block code with differential encoding matrix constructed from QAM symbols, a differential detection algorithm which avoids channel power estimation is proposed.
针对采用QAM信息字符构造差分编码矩阵的差分空时块码，提出了一种避免信道能量估计的差分检测算法。 - The transmit circuit includes convolutional encoding, framing, differential encoding, shaping filter, PN generator, hopping pattern generator, etc.
发送电路包括卷积编码、成帧、差分、成形滤波、PN发生器和跳频图案发生器等； - The first is obtained by concatenating parallel coding schemes with differential encoding and the second consider serially concatenated coding structure derived from turbo trellis coded modulation ( T-TCM) without differential encoding.
从T-TCM出发研究串行级联码结构，不采用差分编码。 - Differential Expression of Human Macrophage Genes Encoding Cytokines and Their Regulatory Elements After Mycobacterium tuberculosis Infection
结核分枝杆菌感染诱导的人巨噬细胞细胞因子及其调控基因的差异表达谱 - The condition, which should be met by the address code used for the differential spectrum amplitude encoding scheme, is discussed. The bit error rate of the OOK and the bipolarity encoding scheme is analyzed with chirp and Johnson-Nyquist noise taken into account.
讨论了用于差分频谱幅度编码方案中的地址码应满足的条件，对OOK和双极性编码系统方案，在考虑散弹噪声和热噪声的条件下，分析了误码率性能。 - To overcome the gap, an effective differential encoding and decoding scheme for multiband UWB systems is proposed.
为了克服这一性能差距，提出了一种有效的基于多频带UWB系统的差分编译码方案。 - We present here a novel approach for phase estimation. Through coherent detection of phase modulated signals with few reference symbols ( with and without differential encoding), the approach may improve power efficiency and implement phase estimation in the same coding block.
本文提出一种新的相位估计算法，该算法利用小数据量的参考信号对相位调制信号的相干检测来提高功率效率，而且在同一编码块（同一跳）中实现相位估计。 - Differential evolution algorithm with position-order encoding for solving traveling salesman problem
求解旅行商问题的位置&次序编码差分演化算法 - In order to improve the relatively poor orthogonality and capacity for more users in OCDMA system, which uses the single polarity code, the differential check scheme on the receiver side of the spectrum encoding OCDMA system with the bipolarity codes is studied.
针对单极性码在光码分多址系统应用中存在正交性和用户容纳能力较差的缺点，对采用双极性地址码的光谱幅度编码系统中接收端采用差分检测的方案进行了研究。 - In the structural design, the major design steps in π/ 4D-QPSK modem, such as differential encoding and decoding, SRRC filter, symbol clock synchronizing techniques are described in detail.
总体设计包括系统组成结构、π/4D-QPSK的差分编码和差分解码、SRRC滤波器设计，以及符号时钟同步算法实现等。 - Based on Differential Evolution algorithm ( DE), the scheduling algorithms of the two encoding structures are designed for homogeneous system and the scheduling performances of two methods are compared.
以微分算法为例，对两种调度编码方式分别设计同构系统调度算法，并比较两种方式的调度性能。 - For modulation system, it gives the block diagram of the system, and studies the differential encoding technology, does simulation of the performance in Matlab.
对于调制系统，给出了系统实现框图，并研究了其中的差分编码技术，且在Matlab中进行了性能仿真。 - Relying on the fact that the coefficients of complex exponential basis of BEM are fixed for a block, the proposed scheme subdivide a block into multiple subblocks and performs differential encoding across the subblocks.
该方法利用基扩展模型中各复指数基的系数在一个块内为恒定的特性，将一个块分为多个子块并在各子块间进行差分编码。 - According to the distribution of the six components of the image Sparse representation, a variable code length encoding compression algorithm is given after analysis of the traditional sort of lack of differential encoding.
根据图像稀疏表示的六个分量的分布规律，分析了传统的排序差分编码的不足，给出一种变码长编码的压缩算法。 - Technologies such as embedded clock, point-to-point linkage, low voltage differential signal transmission and data encoding, enables gigabit serial bus get reliable high transfer rate at practical long distance, and become the next generation of interconnection interfaces.
而高速的串行接口则采用了嵌入式时钟、点对点连接、低压差分信号模式和数据编码等技术，可获得上千兆的传输频率和更远的传输距离。 - The Differential Frequency Hopping ( DFH) technology which combines modulation encoding and frequency hopping technology can highly improve the data transmission rate, anti-interference characteristic and anti-fading ability of the system.
差分跳频（DFH，DifferentialFrequencyHopping）技术将调制，编码和跳频技术有机结合，能极大的提高短波通信设备的数据传输能力、抗干扰和抗衰落能力。