Digital modulator and upconverter having single-bit delta-sigma
FM modulator using a monostable multivibrator
Hybrid frequency shift keying modulator and method
Image rejection in logic-based architecture for FSK...
Logic-based architecture for FSK modulation and demodulation
Method and apparatus for digital modulation using concurrent pul
Method and apparatus for digital modulation using pulse addition
Modulation of transmission data signal in sychronous with transm
MSK modulator having a digital quadrature reference waveform gen
Quasi-GMSK modulator