Digital communication systems having decreased memory

Digital communications modulation method and apparatus

Digital communications system using complementary codes and ampl

Digital data encoding apparatus and method thereof

Digital data transmission device and method, digital data demodu

Digital data transmission via multi-valued logic signals...

Digital data transmitter

Digital data transmitter, transmission line encoding method,...

Digital delta mode carrier sense for a wireless LAN

Digital exciter/phasor/transmitter for directional antennal...

Digital FM modulating apparatus

Digital interface in radio-frequency apparatus and...

Digital isolation system with hybrid circuit in ADC...

Digital isolation system with hybrid circuit in ADC...

Digital modulating/demodulating apparatus and a digital demodula

Digital modulation method and digital communication system

Digital modulation signal generator

Digital modulation type signal transmission apparatus and...

Digital modulation using QAM with multiple signal point constell

Digital modulator