In the last years, a major transition from analog to digital modulation techniques has occurred and it can be seen in all areas of wireless communication, satellite and cellular systems. This paper ...
The CMX7146 generates precise baseband analogue in-phase and quadrature signals with programmable signal filtering. This generates with high accuracy a signal ready for transmission and suitable for ...
Free Space Optics is the technology which implies the line-of-sight link for the transfer of data between two distant points. The beam of light is used to provide optical connection that can transmit ...
TOKYO--(BUSINESS WIRE)--Renesas Electronics Corporation (TSE:6723), a premier supplier of advanced semiconductor solutions, and Hitachi, Ltd. (TSE: 6510) today announced a technology collaboration to ...
BS digital broadcasting has a high channel capacity, 52 Mbps per carrier, for transmission of two HDTV and variety of data programs in one carrier. One satellite transponder, which is assigned to one ...
If we replace the potentiometer VR1 with an AC signal plus DC bias signal in any of the previous Figures 3 to 17, the voltage controlled attenuators can become an amplitude modulator circuit instead.
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