| 摘要 |
PROBLEM TO BE SOLVED: To enable an operator to easily determine a reception state while using an evaluation value or temporal details of constellation, in a transmission state display device for displaying thereon information about a transmission state of digital radio transmission. SOLUTION: An evaluation value calculation means 37 calculates a predetermined evaluation value, on the basis of a distance between a point of a data symbol in a constellation of signals transmitted by digital radio transmission and a reference point of a data symbol in an ideal constellation, and a display means 40 displays thereon the calculated evaluation value as information about a transmission state of the digital radio transmission. COPYRIGHT: (C)2009,JPO&INPIT
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