National Natural Science Foundation of China (the project No.is 50674098);the National 863 Project of China (Grant 2006AA06Z207);theNational Basic Research Program of China (973 Program,2007CB209601).
It is desirable to develop new signal processing techniques for effectively extracting reflected waves under the strong interferences of borehole guided waves. We presented a multi-scale semblance method for the separ...
the National High Technology Research and Development Program of China(2002AA123032)
The space-time spreading (SIS), superimposed training sequences and space-time coding (STC) are adopted to obtain a closed-form of average error probability upper bound and maximum likelihood esti- mation expressi...
The National High Technology Research and Development Program(863Program)(No.2003AA12331007);The National NaturalScience Foundation of China(No.60572157)
Channel state information of OFDM-STC system is required for maximum likelihood decoding.A subspace-based semi-blind method was proposed for estimating the channels of OFDM-STC systems.The channels are first estimated...