Description: Plans to beam solar generated electricity wirelessly from space to homes – BBC News, All you need to know about space based solar power, Groundbreaking research transmits energy from space to Earth, SOLARIS: Preparing for space-based solar power
video (50872) headlines (21498) world news (21468) worldnews (20541) sign up and share your playlists (20518) videos and editable pages for news (20515) wn archive (20234) wn network (20225) solar space energy (1) solar space energy breaking news (1)
In signal processing , the energy of a continuous-time signal x ( t ) is defined as
the energy of a discrete-time signal x ( t ) is defined as
Energy in this context is not, strictly speaking, the same as the conventional notion of energy in physics and the other sciences. The two concepts are, however, closely related, and it is possible to convert from one to the other: