High spectral efficiency and high transmission data rate are the challenging requirements of wireless broadband communications. The MIMO technology has rapidly gained in popularity due to its powerful performance-enhancing capabilities. Spatial diversity can be obtained by using multiple antennas and space-time codes....

The global pharmaceutical market was worth US $550 billion in 2004 and is exceeded around US $1100 billion in year 2010. The herbal industry shares about US $100 billion with good growth potential. The World Bank report trade in medicinal plants, botanical drugs products and raw materials is growing at annual growth rate of about 15% (WHO)....