Integrated Circuits Design
Mostrando 1-12 de 55 artigos, teses e dissertações.
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1. Bandpass Filter Using SIW Technology in Inductive Window Topology with Low-Cost Substrate FR-4
Abstract This paper features a step-by-step procedure for designing, simulate, and manufacture a bandpass filter using an inductive window topology within the substrate integrated waveguide (SIW) technology. We have chosen an operating frequency in the microwave range compatible with IoT circuits, employing a dielectric material, the FR-4, which is low cost
Journal of Microwaves, Optoelectronics and Electromagnetic Applications. Publicado em: 2022
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2. Co-Design of a GPS Antenna Low-Noise Amplifier Front-End Circuit
Abstract This paper presents a clear and fast design procedure for directly matched low noise active integrated microstrip antenna front end circuits. Initially, a theoretical analysis is given for the overall gain equivalence between traditional and directly matched antennas. Then, a detailed procedure is presented for the design and construction of a fully
J. Microw. Optoelectron. Electromagn. Appl.. Publicado em: 11/11/2019
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3. New Design Procedure to Determine the Taper Transition for Impedance Matching Between Microstrip Line and SIW Component
Abstract Normally the physical dimensions of the taper transition that realizes the impedance matching between the impedance of the feeding line built in microstrip line technology and the impedance of the component built in Substrate Integrated Waveguide (SIW) technology are obtained by computational optimization processes due the difficulty of analytical t
J. Microw. Optoelectron. Electromagn. Appl.. Publicado em: 2016-09
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4. Design of K-Band Substrate Integrated Waveguide Band-Pass Filter with High Rejection
Abstract This article presents the design of K-band Substrate Integrated Waveguide (SIW) Band-pass filter with high rejection, by using the topology with iris and the SIW resonators. The simulated results of this filter have shown that the passband is from 17.3 GHz to 19.3 GHz, while the insertion loss is 1.35 dB within 10.9 % bandwidth around 18.3 GHz and i
J. Microw. Optoelectron. Electromagn. Appl.. Publicado em: 2015-12
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5. Lasic process: um framework conceitual para integração de padrões de gestão ao desenvolvimento de projetos de propriedade intelectual de sistemas eletrônicos integrados em chips (IP-SOCS)
This work is presented as a contribution to the field of design of digital systems integrated on chips (SoCs). Its main focus is to develop and deploy a (new) conceptual framework for the implementation of digital integrated circuits, with a strong emphasis on project management, called LASICProcess. As a natural consequence of the work and serving as a proo
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 23/08/2012
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6. Impacto de técnicas de redução do consumo de energia no projeto de SoCs Multimedia / The impact of design techniques in the reduction of power consumption of SoCs Multimedia
A indústria de semicondutores sempre enfrentou fortes demandas em resolver problema de dissipação de calor e reduzir o consumo de energia em dispositivos. Esta tendência tem sido intensificada nos últimos anos com o movimento de sustentabilidade ambiental. A concepção correta de um sistema eletrônico de baixo consumo de energia é um problema de vár
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 16/06/2011
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7. Data processing section for microprocessor-like integrated circuits
A methodology for the design of complex logic VLSI circuits is presented. The target application is deseribed by an algorithm from which the structures of the control section and the data processing section of the integrated circuit are inferred. The Srchltectural aspects are discussed and a model is proposed. A set of functional cells is then presented whic
Publicado em: 2011
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8. Modeling and simulation of device variability and reliability at the electrical level
In nanometer scale complementary metal-oxide-semiconductor (CMOS) parameter variations pose a challenge for the design of high yield integrated circuits. This work presents models that were developed to represent physical variations affecting Deep- Submicron (DSM) transistors and computationally efficient methodologies for simulating these devices using Elec
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 2011
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9. Probabilistic approach for yield analysis of dynamic logic circuits
In deep-submicrometer technologies, process variability challenges the design of high yield integrated circuits. While device critical dimensions and threshold voltage shrink, leakage currents drastically increase, threatening the feasibility of reliable dynamic logic gates. Electrical level statistical characterization of this kind of gates is essential for
Publicado em: 2011
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10. Implementação física de arquiteturas de hardware para a decodificação de vídeo digital segundo o padrão H.264/AVC / Physical implementation of hardware architectures for video decoding according to the H.264/AVC standard
Recentemente, o Brasil adotou o padrão SBTVD (Sistema Brasileiro de TV Digital) para transmissão de TV digital. Este utiliza o CODEC (codificador e decodificador) de vídeo H.264/AVC, que é considerado o estado-da-arte no contexto de compressão de vídeo digital. Esta transição para o SBTVD requer o desenvolvimento de tecnologia para transmissão, rece
Publicado em: 2011
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11. Open innovation as an alternative for strategic development in the aerospace industry in Brazil
Abstract: We present in this paper a case of technological competence development in the aerospace sector in Brazil, by addressing the complete cycle of integrated circuits for satellite applications, an area of high technology which is strategic to the country. The development of technological and business competences is linked to an understanding of the ex
J. Aerosp. Technol. Manag.. Publicado em: 2010-12
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12. Projeto de um conversor analógico-digital para um receptor Bluetooth em tecnologia CMOS. / Analog to digital converter design for a Bluetooth receiver in CMOS technology.
In this work, an Analog to Digital Converter (ADC) fulfilling the Bluetooth standard specifications is designed. This block stays at the reception side of an integrated wireless transceiver in CMOS technology. Initially, an analysis of the ADC as a system is carried out, at the same time that the specifications at that level are developed. The architecture a
Publicado em: 2010