Phase and delay errors reduced greatly. Proposed GaAs integrated-circuit for receiver of radio signals at gigahertz frequencies samples incoming signal in phase and in quadrature, digitizes it, and down-converts it to baseband in single step. Incorporates both digital and analog components in design offering improved stability, versatility, and sampling bandwidth. Eliminates need for several components found in conventional analog designs, including mixers, postmixer filters, and 90 degree phase shifter.
Sampling Downconverter For Radio-Frequency Signals
NASA Tech Briefs ; 14 , 5
1990-05-01
Miscellaneous
No indication
English
British Library Online Contents | 2012
|British Library Online Contents | 2012
|Microwave Photonic Downconverter With High Conversion Efficiency
British Library Online Contents | 2012
|Microwave Photonic Downconverter With High Conversion Efficiency
British Library Online Contents | 2012
|