What is the primary function of a digital signal processor (DSP) in wireless systems?

The primary function of a digital signal processor (DSP) in wireless systems is to manipulate and process digital signals for various functions. DSPs are specialized microprocessors designed specifically for the computational requirements of processing signals. In wireless communication, DSPs perform tasks such as filtering, modulation, encoding, and decoding of signals, enabling efficient and reliable transmission and reception of data.

By executing complex mathematical algorithms at high speeds, DSPs help improve the quality of communication, reduce noise and interference, and optimize bandwidth usage. This processing capability is essential for handling the diverse range of signals encountered in wireless systems, making the performance of the wireless communication link more effective.

The other options do not accurately represent the main role of a DSP. Amplifying radio signals is typically done by amplifiers, while transmitting data over long distances involves other components like antennas and transmitters. A storage device for signal data may be necessary in some contexts, but it is not a primary function of a DSP. Overall, the focus of a DSP is on processing and manipulating digital signals rather than on transmission, amplification, or storage.