design technologies for low power vlsi
Design for Low Power potx
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Báo cáo hóa học: " Research Article Efficient Algorithm and Architecture of Critical-Band Transform for Low-Power Speech Applications" pdf
... power [11]. The existingCBT methods are not suitable for low- power VLSI realiza-tion because of the high computation complexity and highhardware complexity. Therefore, there is a need to design ... with the Center for Signal Processing, NTU as a Research Engi-neer. His research interests include digital IC design, VLSI architec-tures for digital signal processing, low- power design, and embed-ded ... and R. W. Brodersen, Low- power CMOS digital design, ” IEEE Journal of Solid-State Cir-cuits, vol. 27, no. 4, pp. 473–484, 1992.[18] B. M. Bass, “A low- power, high-performance, 1024-points...
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A low power high dynamic range broadband variable gain amplifier for an ultra wideband receiver
... limitation In this VGA design, the output signal is fixed to be 1Vpp with 2.5V power supply, to meet the full scale of the ADC. Thus, the suitable VGA topology for this design has to provide ... suitable for low power applications. (3) Summary of analog-multiplier-based VGA In summary, the multiplier-based VGA has good linearity and large gain tuning range, but it is not power efficient ... generated by the subtraction between gmp1 and gmp2. And hence, it is not suitable for low- power VGA design. II.1.3 Differential pair with source degeneration Another commonly used VGA...
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ultra low-power electronics and design
... to proposals on other levels in the design flow and to future work. Keywords: Low- power design, dynamic power reduction, leakage power reduction, ultra- low- Vth devices, multi-Vdd, multi-Vth, ... threshold voltages for further power reduction. Especially for designs where minimization of total power consumption is key (as compared to e.g. minimization of standby power for mobile products), ... Pacific Design Automation Conference 2003, pp. 400-403. [20] K. Usami, M. Horowitz, Clustered Voltage Scaling Technique for Low- Power Design, Proceedings of the International Symposium on Low Power...
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Báo cáo hóa học: " Research Article A Subsample-Based Low-Power Image Compressor for Capsule Gastrointestinal Endoscopy" docx
... ultra -low- power image compressor for capsule endoscope,” BioMedicalEngineering Online, vol. 5, article 14, 2006.[15] X. Xie, G. Li, X. Chen, X. Li, and Z. Wang, “A low- power digitalIC design ... converting into one dimension for B component.Raw imageRG1G2BCompressionimage for G1Compressionimage for G2Noncompressionimage for B Compressionimage for R EntropycodingEntropycodingEntropycoding4-by-4zigzagscan4-by-4zigzagscan8-by-8zigzagscanQuantizationR-table4-by-4quantizationG-table4-by-4quantizationG-table2D8-by-8DCT2D4-by-4DCT2D4-by-4DCT2 ... pagesdoi:10.1155/2011/257095Research Ar ticleA Subsample-Based Low- Power Image Compressor for Capsule Gastrointestinal EndoscopyMeng-Chun Lin1and Lan-Rong Dung21Department of IC Design, Avisonic Technology Corporation,...
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Báo cáo hóa học: " Research Article Optimal Channel Selection for Spectrum-Agile Low-Power Wireless Packet Switched Networks in Unlicensed Band" doc
... exact method makes it infeasible for practical applications. Therefore, it is needed to derivean approximate solution for the success probability givingacceptable performance with minimal computational ... ft+1. (11)Following the above formulation, the history of trans-mission outcomes for each channel can be written as x(t)=(it, bt, st, ft) which we call the informational state ... the trafficpatternof interfering network in each channel. For the reasons that will follow, we assume that theduration of idle intervals, for channel i, is modeled as ageometric random variable...
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Báo cáo hóa học: "Research Article Dual Wake-up Low Power Listening for Duty Cycled Wireless Sensor Networks" docx
... per node of LPL and DW-LPL for varying sleep intervals, Tp for LPL and Tb for DW-LPL. InFigure 8(a), Tp= 100 ms is best for data generation intervalTd= 10 s. For Td= 30 s, the optimal ... analysis.Symbol Meaning CC2420Pl Power in listening 56.4 mWPt Power in transmitting 52.2 mWPr Power in receiving 56.4 mWPa Power in awaking 670 uWPs Power in sleeping 3 uWtaTime to ... sporadic traffic and describe adaptive schemes for DW-LPL.3.2. Low power listening for sporadic trafficMany sensor applications periodically generate trafficfordata collection. At every collection...
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Báo cáo hóa học: " Research Article A Systematic Approach to Design Low-Power Video Codec Cores" doc
... the total power consumption and the finalthroughput.In this paper, we propose a dataflow oriented design ap-proach for low- power block based video processing and ap-ply it to the design of ... [9]. The techniques for power aware system design [10] are grouped according to their impact on the en-ergy delay product in [4]. Our proposed design flow assignsthem to a design step and identifies ... implementation. Additionally, such design approachshortens the design time: it favors design reuse and allowsstructured verification and fast prototyping.The proposed design flow (Figure 1) uses different...
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Báo cáo hóa học: " Research Article LDPC Code Design for Nonuniform Power-Line Channels" pptx
... method to design allotted LDPCcodes for DMT channels. The method is general and can beused for every nonuniform channel. This method allows for design of optimized LDPC codes which outperform conven-tional ... systems with nonuniform channels.This paper is organized as follows. In Section 2,webrieflyreview the required background of nonuniform channelsand LDPC coding for uniform and nonunifor m channels.Section ... parameters. We propose a coding sys-tem for discrete multitone channels that allows for using a single code over a nonuniform channel. The number of code parameters for the proposed system is much greater...
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Multi-Carrier Technologies for Wireless Communication
... Figures 1 and 2, the performance of OFDM,measured in terms of probability of error, is very poor.The reason for the poor performance follows. In each narrow bandcarrier, the low- rate data stream ... multi-carrier technologies of OFDM and MC-CDMA, explaining thereasons that underlie their growing importance. In the sections that follow, weexplain how a common multi-carrier platform can be designed for ... probability of error performance is evaluated for a TDMAtransmitter sending 2N information symbols in a packet that would typicallyhold N orthogonal symbols, and with a receiver designed based on...
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Radio Link Performance of Third Generation (3G) Technologies For Wireless Networks
... order to ensure strong header protection. Three header formats are used: one for MCS-7, MCS-8 and ixcorrection for CS-1; CRC only for CS-2, CS-3 and CS-4. 40,000 radio blocks per coding ... appropriate modulation and coding scheme for coming transmissions, so as to maximize the data rate. With LA the link performance is dependent on the individual performance of each packet, coded in ... and correction for CS-1; CRC only for CS-2, CS-3 and CS-4. 40,000 radio blocks per coding scheme. Data block size=456 bits [Source: 3GP01a]. xxiiSpreading Factor=256, Power Control Step=1...
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lesson plan 10_unit6-an excursion(reading and listening for low level)
... students will be able to:- get information about some beautiful places in Vietnam.- improve reading comprehension skill.II. Skills: Reading for gist and for specific informationIII. Methods: Mainly ... poster of information about photos:- Asks Ss to translate the information into Vietnamese by matching each box with the given translation- Asks Ss to match the pictures with the information ... information. Language: Listen to a short talk about a picnic. Some words: glorious, destination, spacious, left-over, Botanical Garden. Skills: Listening for main ideas and listening for...
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