Jeff Liebermann
12-31-07, 07:08 PM
karthikbalaguru <karthikbalaguru79@gmail.com> hath wroth:
>Is there any specific reason for most of the modulation technique to
>use sinusoidal carrier for modulation in wireless communication ?
Yep. By definition, a sinusodial waveform is one that doesn't have
any harmonics or distortion. It consists only of the fundamental
frequency. If you want to minimize interference to other services on
other frequencies, a low distortion sine wave carrier is a must.
>I
>searched the internet, but, did not get any specific link for this ?
>Any ideas / links ?
>
>Thx in advans,
>Karthik Balaguru
--
Jeff Liebermann jeffl@cruzio.com
150 Felker St #D http://www.LearnByDestroying.com
Santa Cruz CA 95060 http://802.11junk.com
Skype: JeffLiebermann AE6KS 831-336-2558
>Is there any specific reason for most of the modulation technique to
>use sinusoidal carrier for modulation in wireless communication ?
Yep. By definition, a sinusodial waveform is one that doesn't have
any harmonics or distortion. It consists only of the fundamental
frequency. If you want to minimize interference to other services on
other frequencies, a low distortion sine wave carrier is a must.
>I
>searched the internet, but, did not get any specific link for this ?
>Any ideas / links ?
>
>Thx in advans,
>Karthik Balaguru
--
Jeff Liebermann jeffl@cruzio.com
150 Felker St #D http://www.LearnByDestroying.com
Santa Cruz CA 95060 http://802.11junk.com
Skype: JeffLiebermann AE6KS 831-336-2558