163 search results - page 5 / 33 » Analog representation and digital implementation of OFDM sys... |
TSP
2010
13 years 3 months ago
2010
In multiple-input multiple-output (MIMO) systems, the use of many radio frequency (RF) and analog-to-digital converter (ADC) chains at the receiver is costly. Analog beamformers op...
SIPS
2007
IEEE
14 years 2 months ago
2007
IEEE
OFDM demodulation under fast fading radio channels is very computationally demanding, making the implementation of Software Defined Radio (SDR) solutions problematic. A suboptima...
TCAD
2002
13 years 8 months ago
2002
In this paper, the authors propose an algorithm to find all the minimal signed digit (MSD) representations of a constant and present an algorithm to synthesize digital filters base...
GLOBECOM
2007
IEEE
14 years 2 months ago
2007
IEEE
— Motorola Labs implemented an experimental cognitive radio system for use at the Dynamic Spectrum Access Networks (DySPAN) Symposium 2007. To exercise a practical communication ...
ISCAS
2005
IEEE
14 years 2 months ago
2005
IEEE
—We present a Built-In Self-Test (BIST) approach based on direct digital synthesizer (DDS) for functionality testing of analog circuitry in mixed-signal systems. DDS with Delta-S...