| 1. | Retiming has been used for many fields recently . regretfully , the retiming algorithm can not be used together with existing combinational optimization techniques
遗憾的是，以前提出的重定时算法不能很好地与组合优化方法结合起来。 |
| 2. | Optimize synchronous sequential circuit with retiming was introduced by leiserson and saxe in 1983 , and retiming optimizational algorithm was summarized comprehensively in 1991
Leiserson和saxe于1983年提出了利用重定时优化同步时序电路，并于1991年对重定时优化算法做了全面的总结。 |
| 3. | A retiming algorithm fam which based on simple retiming is introduced in the paper , the time computation complexity of the algorithm is better than the classical algorithm feas
本文在基于简单重定时的基础上提出了一种重定时算法fam ，此算法的时间计算复杂度较经典算法feas有所改善。 |
| 4. | But , retiming should be used together with existing combinational optimization techniques and form an optimizational flow in practical circuitry system to exert fully the advantage of both
而实际的电路优化系统应该将重定时算法与其它组合优化方法结合在一个优化流中，充分发挥二者的优势。 |
| 5. | ( 2 ) retiming , which can optimize the rapidity , area and functional extravagance through moving the sequential elements and change the number of sequential elements
( 2 )重定时，重定时在保证功能不变的前提下，通过移动时序元件的位置和改变时序元件的个数来优化同步时序电路的速度、面积和功耗。 |
| 6. | In order to eliminate the sequence conflict of synchronous sequential circuit and shorten the designable time of integrated circuits , the algorithms of retiming is deeply researched in this paper
本文对重定时算法进行了深入研究，目的在于消除同步时序电路的时序冲突，从而缩短集成电路的设计时间。 |
| 7. | In the paper , the new retiming which can be used well together with existing combinational optimization techniques is introduced . retiming can eliminate sequence conflict when sequence constraint condition for example destination clock period is scheduled , the retiming is called sequence adjust strategy
当给定设定的时序约束条件，如目标时钟周期时，利用重定时优化可以消除时序冲突，我们称此重定时优化方法为时序调整策略。 |
| 8. | The effectively retiming determining algorithm is key of retiming , so it is the key of sequence adjust strategy . the effectively retiming determining algorithm can be mainly classified into two categories : one is based on minimal weight path algorithm , the other is based on simple retiming
在时序调整策略中，有效重定时的判定算法主要分为两类，一类是基于图中最小权路径算法的有效重定时的判定算法，另一类是基于简单重定时的有效重定时的判定算法。 |
| 9. | Since high performance control logics are usually hard for non - scan test generation , dft structures could be embedded as offsets in tradition , while it will cause manufacturing cost increase and performance overhead . in this paper , an indirect test generation method based on retiming is proposed , which could dramatically reduce the cost of non - scan atpg without any loss of original optimized attributes . experiments on some iscas 89 benchmarks show the benefits of our approach in enhancing atpg of performance - driven logic
对性能驱动控制逻辑进行测试生成难度较大，通常要加入可测性结构，但会影响原电路优化性能并增加生产成本.本文以重定时理论为基础，提出了对高性能时序电路进行间接测试生成的方法，这种方法在不影响原电路任何优化特性的前提下，可显著降低测试生成时间，提高测试生成质量.在iscas ’ 89部分基准电路进行实验，结果证明了其有效性 |
