The product of the company includes frequency of silicon tuner, demodulator, MPEG and video decoder, and dial in the light of what mothball channel applies modem.
公司的产物包括硅调谐器、解调器、MPEG 音频和视频解码器，以及针对后备频道应用的拨号调制解调器。
2
Realizes V. 29 signal basic modulate and demodulate procedure which includes square root raised cosine rolling-off shaping filter and orthogonal channel signal modulator and demodulator.
The demodulator has two main parts, hardware and software. It can perform channel selection and signal demodulating using it's own keyboard or the PC connected.