This paper proposes a network protocol that relies on cross-layer interaction between the Medium Access Control (MAC), Network and Application layers for w...

• Edsongley V. Almeida
• Welliana B. Ramalho
• Iguatemi E. Fonseca
• Marcelo Sampaio de Alencar

SBrT 2010

This article has two main purposes: (i) to introduce and evaluate a modified version of the Dorsch soft decoding algorithm for block codes, based on inform...

• A. Gortan
• R. P. Jasinski
• W. Godoy Jr.
• V. A. Pedroni

• soft-decision
• information set decoding
• Dorsch algorithm
• hardware implementation
• FPGA
• VHDL

SBrT 2010

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

In the context of object-based image compression, shape encoders that describe the contour of the objects, called chain codes, tend to be more efficient th...

• Fabiana O. P. Fernandes
• Willian G. de Almeida
• Flávia M. Freitas
• Abraham Alcaim

• shape encoding
• object-based image compression
• MPEG-4
• chain code
• grid cell

SBrT 2010

Number portability (NP) is an important requirement present in most telephony networks. Typically, NP is regulated by local legislation and is inherently a...

• Rafael Gava de Oliveira
• Paulo Sigrist
• Wilson A. Higashino
• Cassiano O. Becker
• Carlos E. Pagani
• Joaquim Silva

• Number Portability
• Telecommunication
• NGN
• IMS
• Application Server

SBrT 2010