The purpose of this paper is to evaluate the performance of fixed-WiMAX (IEEE 802.16-2004) operating in seven propagation channel models, by implementing a W...

• Carlos Eduardo Rodrigues de Araújo
• Antonio Fischer de Toledo

• WiMAX
• IEEE 802.16-2004
• simulation
• fading performance
• ITU-R M.1225
• mobility

SBrT 2010

ext Generation etworks ( xG ), as pursued by international standards development organizations, represent the telecommunication operator approach to ...

• Antonio Marcos Alberti
• Tania Regina Tronco
• Christian Esteve Rothenberg

• G
• wG
• Future Internet
• IP networks

SBrT 2010

Implementation of logical gates by pulse modulation in nonlinear fiber directional coupler is investigated numerically. We consider pulses from an optical ...

• Alisson da Conceição Ferreira
• Cícero Saraiva Sobrinho
• José Wally Mendonça Menezes
• Guilherme Francisco de Morais Pires Júnior
• Antônio Sérgio Bezerra Sombra
• Jose Luiz Sousa Lima
• Hélio Henrique Barbosa Rocha
• Herbert de Oliveira Rodrigues

• Pulse-position modulation
• nonlinear directional coupler
• soliton
• logical gates

SBrT 2010

Tomography is a non-invasive exam technique that provides a great amount of visual information of virtually inaccessible areas of the body. This paper anal...

• Arthur Barreto de Rangel Moreira Cavalcanti
• Rafael Dueire Lins
• Antonio Edsom Carvalho Filho

• Tomography
• Biomedical image processing
• Image analysis

SBrT 2010

Let B be any finite commutative ring with identity. · · · ⊂ B[X; 1ak Z0] · · · ⊂ B[X; a12 Z0] ⊂ B[X; a1 Z0], where a ∈ {2, 3, 5, 7, · · ·}, k ≥ 1, is the des...

• Tariq Shah
• Atlas Khan
• Antonio Aparecido de Andrade

• Semigroup ring
• BCH code
• alternant code
• Goppa code
• Srivastava code

SBrT 2010