... system forlowpowerapplication is comparatively lower due to digital control system in power conversion unit The proposition in [6- 9] shows an analog circuit based power management circuit for ... the power electronic converter for maximum power point tracking (MPPT) in the field of lowpowerapplication Brunelli et al and Dondi et al in [6] and [7] emphasize the usage of two-stage power ... than the computational power of the digital signal processor Hence, available battery energy has become a critical resource for such systems The real challenge for such lowpower portable electronic...
... Advanced Memory Optimization Techniques for Low- PowerEmbedded Processors Advanced Memory Optimization Techniques for Low- PowerEmbedded Processors By Manish Verma Altera ... onchip SRAM memory as opposed to offchip SRAM memoryfor the uni -processor system Therefore, the memory subsystem accounts for a smaller portion of the total energy budget for the multi -processor ... STORE Main Memory Main Memory Scratchpad Scratchpad Data Memory Main Memory Scratchpad Main Memory Scratchpad Main Memory Scratchpad Main Memory Scratchpad Main Memory Scratchpad Main Memory Scratchpad...
... system does not use much memoryfor processing, which a good candidate forembeddedapplication which is known for having limitation in memory VI Conclusion This paper presents Embedded Security Scan ... board allows network centric application to be easily developed and implemented The only concern is the processing speed of the embedded platform, which is generally a constraint for network application ... bounce site IV System Architecture A The Hardware Platform Considering the focus of this paper, which is to evaluate the practicality of a low- end Embedded Linux Platform for a relatively average...
... benchmark 256-point FFT processor verified the power efficiency of the proposed architecture The proposed CBT algorithm and its architecture are very suited for lowpower speech applications REFERENCES ... suitable for low- power VLSI realization because of the high computation complexity and high hardware complexity Therefore, there is a need to design an efficient spectral analyzer for low- power speech ... frequent memory access is another important contribution to the total power dissipation Therefore, the memory access of the proposed CBT processor is also compared with that of the 256-point FFT processor...
... distinguished low- power techniques to reduce power dissipation induced by these sources in microprocessors In Chapter 3, firstly, the motivation for our micro -architecture level low- power design ... microprocessor power reduction, and then profiles them to dynamically scale the voltage and frequency of the microprocessor at appropriate points during application execution For both low- power ... designs for reducing power dissipation of the microprocessor First of all, we investigate background and techniques for reducing microprocessor power dissipation Then we attempt to address power...
... EURASIP Journal on Embedded Systems MemoryProcessorMemoryProcessor (a) MemoryProcessor (b) (c) Figure 2: Various topologies for distribution of memories in a processor array Processor connectivity ... as processors) The memory module shares its memory resources with up to four blocks/processors This allows the memory to be used for interprocess communication or to increase application performance ... application requirements as well as area and performance targets The lower bound on memory capacity is given by the memory requirements of targeted applications while die area and memory performance...
... high-performance logic (HP), low- operating power (LOP), and low- standby power (LSP) in order to cover a wide range of applications that have different requirements for speed and/or power efficiency The drain current ... static and dynamic power consumption on top of CMOS scaling for enabling future low- power UWB radios A roadmap analysis of the power consumption of the front-end shows that the power consumption ... Current density-IDSAT /GateArea Power density-IDSAT · V/ GateArea Power- delay product of gate Power consumption at IC level Dynamic power- Pd = IDSAT · V · A · u · f Leakage power- Ps = IDSAT · exp [−VT...
... Key process steps for fabricating GeSn pTFET (b) Low temperature Si2H6 surface passivation was performed before high-k and metal gate deposition (c) BF2+ implantation was performed in the drain ... very low current level Therefore, current TFET technology is still far from being a realistic alternative to replace state-of-the-art CMOS for future logic applications More research efforts ... Silicon (Si) has a relatively large bandgap, leading to a low band-to-band tunneling (BTBT) rate and low drive current for Si TFETs Therefore, novel structure designs and materials are need advance...
... that maximum performance is not always necessary for many applications, especially applications that center on a user, and by cleverly lowering the performance where appropriate, the power consumption ... chip This allows complex logic and massive memory to be integrated into a single chip in modern-day processors Performance of microprocessors is thus improved to make various fancy applications ... microprocessor performance, the battery industry is slow in developing powerful batteries to match the need by these applications Thus, the term “battery-life” is becoming a deciding factor for...
... electrical performance, especially in high humidity or lowtemperature environments CONCLUSION Low- power crystal oscillators offer extended battery life and lower current consumption for applications ... recommended Low- power crystals with low ESR of less than 65 KOhm are recommended, as they allow for higher oscillation allowance which ensures reliable operation over temperature and voltage For oscillation ... matched for maximum accuracy, as discussed in Section “Load Capacitors Matched to the Crystal and Circuit Board” For many low- power designs, lower capacitance crystals, pF and pF, are recommended Low- power...
... (Electronic) RF TECHNOLOGIES FORLOWPOWER WIRELESS COMMUNICATIONS RF TECHNOLOGIES FORLOWPOWER WIRELESS COMMUNICATIONS Edited by TATSUO ITOH University of California—Los Angeles, California GEORGE HADDAD ... Signal Processors Clark T.-C Nguyen 411 12 Index 463 RF TECHNOLOGIES FORLOWPOWER WIRELESS COMMUNICATIONS RF Technologies forLowPower Wireless Communications Edited by Tatsuo Itoh, George Haddad, ... nonlinearities on the power requirements for multicarrier transmitters and on receiver architectures In order to achieve the linearity needed forlow error rate modulation and low noise receiver...
... This advance shows great implications for low- power electronics and spintronics Acknowledgments Fig Magnetic (a) and magnetoresistance (b) hysteresis loops for transversal configuration This work ... for the Fe3O4/PZT and Fe3O4/PZN–PT multiferroic heterostructure, where applied magnetic fields are along compressive stress direction [8] For these findings, several arguments can be proposed For ... describe the magnetic behavior of the longitudinal configuration only It can not apply for that observed for the transversal one Note that, the experimental setup under investigation is a complex...
... the lowpower interfaces reduce or optimize power consumption? The answer is simple: As we discussed earlier when introducing power consumption and strategies forpower savings, the lowpower ... Chapter Volatile memory Volatile memory is the memory that can keep the information only during the time it is powered up In other words, volatile memory requires power to maintain the information Nonvolatile ... and dynamic Static power Static power is the part of power consumption that is independent of activity It constitutes leakage power and standby power Leakage power is the power consumed by the...
... MemoryArchitecture Exploration for Programmable Embedded Systems This page intentionally left blank MEMORYARCHITECTURE EXPLORATION FOR PROGRAMMABLE EMBEDDED SYSTEMS PETER GRUN Center forEmbedded ... algorithm MemoryArchitecture Exploration for the Compress Kernel Memory Modules and Connectivity Exploration for the Compress Kernel Memory Exploration for the Compress Kernel Memory Exploration for ... memory access patterns in the application, the Processor -Memory Architecture as well as a memory- aware compiler to significantly improve the memory system behavior By exploring a xvi MEMORY ARCHITECTURE...
... transition for episodes IMPROVEMENT IN ENERGY SAVINGS CONCLUSION Dynamic power management is a powerful design methodology aiming at controlling performance and power levels of digital circuits and embedded ... Interface), which links the application and the Power Manager The output of the block winner policy guides the Power Manager to move the service provider to the appropriate lowpower state determined ... reference The real time plot, when processor and hard disk are busy is shown in Figure For simulation purpose embedded devices with estimated active, sleep, idle, and wakeup powers were used Policy switching...
... and sent to the power amplifier (PA) and matching network for transmission This architecture suffers from a few drawbacks if it is used in a lowpower implementation for biomedical application Firstly, ... tens of mW power consumption [40-42] By replacing power hungry PLL with ILO, this architecture shows greater promise with lowpower consumption and high energy efficiency for biomedical application ... architecturefor 13 Chapter phase modulation and shown promising performance for biomedical application Therefore, ILRO is adopted in this work It is chosen as the main frequency generation for...
... awareness of the main issues in the design of lowpowerembedded processors I Application Specific Embedded Processors Chapter Application- Specific Embedded Processors Jăorg Henkel1 , Sri Parameswaran2 ... Multicore Architectures 1.3 Classifying Multiprocessor Architectures 373 373 374 376 378 xii Contents A Survey of Multiprocessor Approaches for Low- Power, Low- Energy Design 2.1 Basic Techniques 2.2 Formal ... (performance, power) allow for A promising approach are extensible processors In the following, the major challenges when designing an embedded extensible processor are explained Challenges in Embedded...
... not suitable forlowpower 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 ... subtraction of two transconductances in this type of multiplier, the power is wasted when generating total transconductance So forlowpower applications, a multiplier may not be a suitable candidate The ... output of the VGA Due to the power efficient complementary differential pairs as the input stage, the power consumption is minimized to a very low level (