發送短信

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 _____      _____    _    _     _____     _____   
|  __ \\   |  ___|| | |  | ||  |  ___||  /  ___|| 
| |  \ ||  | ||__   | |/\| ||  | ||__   | // __   
| |__/ ||  | ||__   |  /\  ||  | ||__   | \\_\ || 
|_____//   |_____|| |_// \_||  |_____||  \____//  
 -----`    `-----`  `-`   `-`  `-----`    `---`

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發送短信 : BIT ERROR PROBABILITIES OF BDPSK, PI/2-BDPSK, QDPSK, AND PI/4-DQPSK OVER THE FREQUENCY NONSELECTIVE RICIAN FADING CHANNEL