同时推导了16QAM软去映射、校验比特译码和符号重构算法的数学过程。
Meanwhile, the algorithms of 16qam Softdemapping parity bit decoding and symbol mapping were derived.
在本系统中，我们首先利用比特软信息提取技术将接收到的符号软信息映射成比特软信息，然后将其送入二进制译码器进行译码。
In the proposed system, based on the soft symbol to bit mapping technique, we first get the soft bit information from the received signals and then send them to the binary turbo decoders.
做演员之间签署的和无符号整型变量在内存中保持精确的比特模式？
Does cast between signed and unsigned int maintain exact bit pattern of variable in memory?
实现不同帧之间的比特交织等。COFDM调制部分包括块划分及COFDM符号形成、DQPSK符号映射、频率交织、差分调制及COFDM调制等环节。
The COFDM modulation part is made up of blocks partition, COFDM symbol forming, DQPSK symbol mapping, frequency interleaving, difference modulation and COFDM modulation and so on.
使所述四进位输出符号的位反相将产生具有(G,i)约束的输出比特流，如在反向串连调制系统中所使用的PRML (G, i)码中那样。
Inverting the bits of the 4-ary output symbols produces an output bit-stream with (g, I) -constraints as in the PRML (g, I) codes used in reverse-concatenation modulation systems.
如今情人节的象征符号包括心形图案，鸽子，以及长有翅膀的丘比特。
Valentine's Day symbols that are used today include the heart-shaped outline, doves, and the figure of the winged Cupid.
其中软件算法部分全部在主机CPU中实现，其中包括信道初始化，比特分配策略，符号同步，信道均衡，回波抵消，编码解码，FFT和IFFT等等。
The software algorithms are realized in host CPU, including channel parameters estimation, bit allocation, equalization, echo cancellation, FFT, IFFT, encoding, decoding, etc.
然后交错每个连续四进位输出符号的位，从而产生具有全局且交错的连串长度约束的输出比特流。
The bits of each successive 4-ary output symbol are then interleaved, producing an output bit-stream which has global and interleaved run-length constraints.
文中给出了AOFDM中的平均每个子载波上一个符号能传送的比特数及误比特率与调制方式切换门限之间的函数关系式。
The close forms of the number of bits that per-sub-carrier-symbol can transmit and the Bit-Error-Probability (ber) are given as the functions of the switching thresholds.
文中给出了AOFDM中的平均每个子载波上一个符号能传送的比特数及误比特率与调制方式切换门限之间的函数关系式。
The close forms of the number of bits that per-sub-carrier-symbol can transmit and the Bit-Error-Probability (ber) are given as the functions of the switching thresholds.
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