| 摘要 |
<p>PURPOSE: To allow the tuner to receive a digital broadcast and to unnecessitate the modification of hardware of a personal computer therefor. CONSTITUTION: A signal input terminal 311, a local oscillator 312, a mixer 313, an output terminal 318, a PLL circuit 319, and a data input terminal 320 are packaged in a card type case 323, and a digital signal processing means 338 having at least one of a digital signal extract means 314 and an A/D converter 315 is provided between the mixer 313 and the output terminal 318, then a digital broadcast program is received as it is and the data are fetched to a personal computer or the like.</p> |
