Modulations for Large Signal Constellations Coming from Embedding of Complete Graph
The integrated system of data transmission, encoding, modulation and block channels are projected in dependent ways with the purpose of getting an integrate...
- João de Deus Lima
- Luana Priscilla R. C. de Lima
- Wilken Charles Dantas de Melo
SBrT 2010
Rounded Patch Antenna with T-Shaped Probe Feeding and Shorted Wall
In this work, a modified patch antenna with broad bandwidth and small size is proposed and investigated. Instead of rectangular patch of a known antenna we...
- F. da Silva Paixão
- M. N. Kawakatsu
- V. A. Dmitriev
- Patch antenna
- T-shaped probe feeding
- shorted wall
- broadband
SBrT 2010
Applying Markov chains to calculate the probability of saturation in digital IIR filters
We propose a new method to model the effect of finite-precision arithmetic in infinite impulse response (IIR) digital filters. As an application, we use th...
- José Carlos M. Bermudez
- Fernando G. Almeida Neto
- Vítor H. Nascimento
- Saturation
- IIR filters
- Markov chains
- finite precision arithmetic
SBrT 2010
Evaluation of the Effects of the Co-Channel Interference on the Bit Error Rate of Cellular Systems for BPSK Modulation
A performance analysis in terms of the bit error rate for digital systems with co-channel interference is done. In order to evaluate the effects of the int...
- Daniel Altamirano
- Celso de Almeida
- 2-PAM
- BPSK
- Co-Channel Interference
- SIR
- BER
SBrT 2010
Assessing Strategies to Remove Back-to-Front Interference in Color Documents
Whenever a document is written on both sides of translucent paper there is a back-to-front interference, also known as bleeding or show-through. In the lit...
- Rafael Dueire Lins
- Gabriel de França P. e Silva
- João Marcelo Monte da Silva
- document
- back-to-front interference
- bleeding
- show-through
- quantitative method
SBrT 2010