A new serial coupled led system generating open loop nonclassical intensity correlation light field by using a technique of negative feedback is described in the paper.
报道了一种利用光电负反馈技术产生开环非经典强度相关光场的串联耦合led系统。
2
The clothes will be able to short ride loopcoupled with the wide shoe, or a thick wooden heel.
还会给短小干练的衣服配上宽宽的搭襻鞋，或者是厚厚的木跟鞋。
3
Finally, code loop and carrier loop are coupled together to track GPS signal in close loop, and analyze of different performances on track loop under different signal intensity is given.