2 . the add operation optical channel that can fulfill standing carry was set up , which solved the problem of uncertain carry - delay encountered in huge - numeral add operation with common successive earn 2 、创建了“进位直达”加法器原理光路，解决了巨位数加法运算串行进位的不定长延时难题。
A number of challenges needed to be met to design and implement a jpeg coding in hardware rather than in software running on a microprocessor . jpeg coding normally requires many floating - point multiplication calculations Jpeg需要进行大量的浮点乘法运算，但用硬件实现乘法运算会占用比实现加法运算多得多的芯片资源。
Based on the computational structure of the proposed lapped transform , an efficient multiplierless algorithm for the lapped biorthogonal transform ( lbt ) , called integer lapped biorthogonal transform ( intlbt ) , is proposed 利用提升原理，提出整数离散余弦变换算法，以该算法为基础设计了新双正交叠式变换的整数实现算法，其计算只需要少量的移位和加法运算。
It is provably secure in the random oracle paradigm and its computation cost is just one exponent and one multiplication together with on addition at the signer side and the online computation is one multiplication together with one addition 它在随机oracle模式下是安全的且签名方进行签名只需要一次指数运算一次模乘运算一次加法运算。在线计算量则只需一次乘法和一次加法，因而非常高效且适合智能卡的应用。
Combining the principles of pipelining and parallelism of dsp with idct theory , we concentrate on the use of multiply - accumulate unit of mcf5272 by merging the operations of addition and multiplication , and realize two dimension of idct with one dimension of idct efficiently . testing shows the software meets the requirement of real - time decoder 重点结合mcf5272的流水线操作和并行操作特征和反离散余弦变换算法原理，将的二维反离散余弦变换转换成8点的一维反离散余弦变换，利用乘法累加器合并加法运算和乘法运算高效快速地实现了反离散余弦变换算法。
The implementation of integer biorthogonal time - domain lapped transform ( bintdlt ) using lifting scheme and bindct is proposed which is in the forms of shifts and adds and costs only 41 % computation as the bindwt . a novel video compression algorithm based on the bintdlt and overlapping block motion estimation / compensation is presented 本文以二进整数dct为基础,利用提升原理,提出时域双正交重叠变换的整数实现算法( bintdlt ) ,其计算只需要移位和加法运算,计算量仅为整数9 - 7小波变换的41 % 。
The micro - kernel architecture is suitable for dual - core environment , because the micro - kernel architecture has a good module and its size is small . based on the analysis the source code and the dual - core hardware architecture , modify the module in order to suit for the dual instruction stream environment of the dual - core processor 在对代码分析的基础上,总结出代码中所体现出现的内核各模块的内部结构,再结合双核处理器的硬件特点,对模块进行修改,相当于对模块作加法运算,使其满足双核处理器的双指令流体系结构。
