The software radio architecture

J Mitola - IEEE Communications magazine, 1995 - ieeexplore.ieee.org
As communications technology continues its rapid transition from analog to digital, more
functions of contemporary radio systems are implemented in software, leading toward the …

Advanced wireless networks: 4G technologies

S Glisic, JP Makela - 2006 IEEE Ninth International Symposium …, 2006 - ieeexplore.ieee.org
Within the wide range of issues related to 4G wireless networks, due to the scope of the
ISSTA conference, in this presentation we highlight some segments of wireless networks …

Suppression of multipath and jamming signals by digital beamforming for GPS/Galileo applications

Z Fu, A Hornbostel, J Hammesfahr, A Konovaltsev - GPS solutions, 2003 - Springer
Digital beamforming (DBF) has been studied to obtain automatic beam steering towards
desired signals and simultaneous elimination of multipath and jamming signals at GNSS …

Multirate digital filters for symbol timing synchronization in software defined radios

FJ Harris, M Rice - IEEE Journal on selected areas in …, 2001 - ieeexplore.ieee.org
This paper describes the use of a polyphase filterbank to perform the interpolations required
for symbol timing synchronization in a sampled-data receiver. The polyphase filterbank …

Signal processing challenges for applying software radio principles in future wireless terminals: an overview

M Valkama, J Pirskanen… - International journal of …, 2002 - Wiley Online Library
The general idea of software radio is to develop highly integrated radio transceiver
structures with high degree of flexibility and multimode capabilities, achieved through …

Devices and methods with programmable logic and digital signal processing regions

M Langhammer, G Starr, CK Hwang - US Patent 7,346,644, 2008 - Google Patents
(*) Notice: Subject to any disclaimer, the term of this(Continued) patent is extended or
adjusted under 35 OTHER PUBLICATIONS USC 154 (b) by 0 days. Amos, D.,“PLD …

Configuring floating point operations in a programmable logic device

M Langhammer - US Patent 7,865,541, 2011 - Google Patents
A programmable logic device is programmed to perform arithmetic operations in an internal
format that, unlike known standard formats that store numbers in normalized form and …

System level tools for DSP in FPGAs

J Hwang, B Milne, N Shirazi, JD Stroomer - International Conference on …, 2001 - Springer
Visual data flow environments are ideally suited for modeling digital signal processing
(DSP) systems, as many DSP algorithms are most naturally specified by signal flow graphs …

Specialized processing block for programmable logic device

KYM Lee, M Langhammer, YW Lin… - US Patent …, 2012 - Google Patents
A specialized processing block for a programmable logic device includes circuitry for
performing multiplications and sums thereof, as well as circuitry for rounding the result. The …

Specialized processing block for programmable logic device

M Langhammer, KYM Lee, O Azgomi… - US Patent …, 2012 - Google Patents
(57) ABSTRACT A specialized processing block for a programmable logic device
incorporates a fundamental processing unit that per forms a sum of two multiplications …