Analog and digital signal apparatus

Analog data station terminal

Analog signal binary transmission system using slope detection

Analog-to-digital converter for stepped square QAM demodulators

Analog/digital adaptive line enhancer

Analogue to digital converters

Analysis of digital radio transmissions

Analysis of digital radio transmissions

Antenna coupler system

Antenna tuning system and method

Antimultipath communication by injecting tone into null in signa

Apparatus and a method for telecommunication system

Apparatus and means for high speed digital frequency shifting

Apparatus and method for adaptive amplitude equalization

Apparatus and method for adaptively optimizing equalization dela

Apparatus and method for adjusting the receivers of data transmi

Apparatus and method for attenuating a received signal in respon

Apparatus and method for attenuating interfering signals

Apparatus and method for automatically adjusting parameters of a

Apparatus and method for binary data transmission