Patent ID: 7787547

Claim:
A hybrid transmitter comprises: a baseband processing module operably coupled to: convert input data into an in-phase (I) symbol and a quadrature (Q) symbol; generate phase information based on the I and Q symbols; and generate amplitude information based on the I and Q symbols; a first up-conversion module operably coupled to generate a first up-conversion signal based on a magnitude-normalized in-phase (I) symbol, an in-phase local oscillation, and the phase information, the first up-conversion module including: an I normalizing module operably coupled to normalize amplitude of the I symbol to produce an amplitude normalized I symbol; a first phase adjust module operably coupled to adjust phase of the amplitude normalized I symbol based on the phase information to produce a phase adjusted and normalized I symbol; a first inverse fast Fourier transform module operably coupled to convert the phase adjusted and normalized I symbol into a time domain phase adjusted and normalized I symbol; a first digital to analog converter operably coupled to convert the time domain phase adjusted and normalized I symbol into a normalized I symbol with phase adjustment; and a first mixer operably coupled to mix the normalized I symbol with phase adjustment and with the in-phase local oscillation to produce the first up-conversion signal; a second up-conversion module operably coupled to generate a second up-conversion signal based on a magnitude-normalized quadrature (Q) symbol, a quadrature local oscillation, and the phase information, the second up-conversion module including: a Q normalizing module operably coupled to normalize amplitude of the Q symbol to produce an amplitude normalized Q symbol; a second phase adjust module operably coupled to adjust phase of the amplitude normalized Q symbol based on the phase information to produce a phase adjusted and normalized Q symbol; a second inverse fast Fourier transform module operably coupled to convert the phase adjusted and normalized Q symbol into a time domain phase adjusted and normalized Q symbol; a second digital to analog converter operably coupled to convert the time domain phase adjusted and normalized Q symbol into a normalized Q symbol with phase adjustment; and a second mixer operably coupled to mix the normalized Q symbol with phase adjustment and with the quadrature local oscillation to produce the second up-conversion signal; a combining module operably coupled to combine the first and second up-conversion signals to produce a radio frequency (RF) signal; and a power amplifier circuit operably coupled to adjust amplitude of the RF signal based on the amplitude information to produce an amplitude and phase modulated RF signal.