The resolution of HDTV can reach up to five times that of standard analog TV resolution. HDTV also offers better color fidelity and a 16:9 aspect ratio. The two most important HDTV standards defined by SMPTE (Society of Motion Picture and Television Engineers) are SMPTE 296M and SMPTE 274M.
蘊藏許多助人的知識與智慧。