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Energy vs. Reliability Trade-offs Exploration in Biomedical Ultra-Low Power Devices

Loris Duch, P. Garcia del Valle, Shrikanth Ganapathy, Andreas Burg, David Atienza
2016 Proceedings of the 2016 Design, Automation & Test in Europe Conference & Exhibition (DATE)   unpublished
While embedded memories often rely on Error Correction Codes (ECC) for error protection, in this paper we explore how the characteristics of biomedical applications can be exploited to develop new techniques  ...  State-of-the-art wearable devices such as embedded biomedical monitoring systems apply voltage scaling to lower as much as possible their energy consumption and achieve longer battery lifetimes.  ...  the best trade-off between energy consumed and output quality in biomedical ULP devices.  ... 
doi:10.3850/9783981537079_0053 fatcat:zwfgdjazcfcvfm6hzsfnrsxcaa

Experiments in Adaptive Power Control for Truly Wearable Biomedical Sensor Devices

Ashay Dhamdhere, Vijay Sivaraman, Alison Burdett
2008 2008 IEEE International Symposium on Parallel and Distributed Processing with Applications  
In our earlier work we had proposed dynamic power control as a means of saving precious energy in off-the-shelf sensor devices.  ...  In this work we experiment with a real body-wearable device to assess the power savings possible in a realistic setting.  ...  Our focus is therefore on assessing the impact of power control in trading off reliability of the wireless link for energy efficiency in a realistic body-worn setting.  ... 
doi:10.1109/ispa.2008.96 dblp:conf/ispa/DhamdhereSB08 fatcat:b7bxywqm5rhbvmsmuclludzdvu

Performance Benchmarking of TFET and FinFET Digital Circuits from a Synthesis-Based Perspective

Mateo Rendón, Christian Cao, Kevin Landázuri, Esteban Garzón, Luis Miguel Prócel, Ramiro Taco
2022 Electronics  
It is demonstrated that the TFET-based synthesized circuits operating at ultra-low voltages achieve a higher performance in terms of speed at the cost of increased power consumption.  ...  FinFET and Tunnel-FET technologies have emerged as attractive alternatives to overcome the limitations of supply voltage scaling for ultra-low power applications.  ...  a clear trade-off between performance and power consumption.  ... 
doi:10.3390/electronics11040632 fatcat:s52h3adeujd5nba2cy3ttp2oyu

ApproxCS: Near-Sensor Approximate Compressed Sensing for IoT-Healthcare Systems [article]

Ayesha Siddique, Osman Hasan, Faiq Khalid, Muhammad Shafique
2018 arXiv   pre-print
Towards this, we explored the trade-of between energy efficiency and output quality using the state-of-the-art lp2d RLS reconstruction algorithm.  ...  In this paper, we propose to leverage the approximate computing in digital Compressed Sensing (CS), through low-power approximate adders (LPAA) in an accurate Bernoulli sensing-based CS acquisition (BCS  ...  [12] proposed an ultra-low power bio-signal processor through approximate memory units in CS. D.  ... 
arXiv:1811.07330v1 fatcat:sx6t2y3k4zdi5pvd4ifi4hzfb4

Low Power Analog and Digital (7,5) Convolutional Decoders in 65 nm CMOS

Reza Meraji, S. M. Yasser Sherazi, John B. Anderson, Henrik Sjoland, Viktor Owall
2015 IEEE Transactions on Circuits and Systems Part 1: Regular Papers  
Targeting emerging energy constrained bioimplantable or wearable wireless devices, this work presents design space exploration of decoding circuits for (7,5)8 convolutional codes in 65 nm CMOS for ultra-low  ...  Consequently, coding gain in trade-off with silicon area and throughput is presented.  ...  CONCLUSION Considering wireless bio-implants and wearable devices, an exploration and comparison of digital and analog implementation alternatives for ultra low power (7,5) convolutional decoding circuits  ... 
doi:10.1109/tcsi.2015.2423792 fatcat:lbrnpa5ok5h4zofgrvia3tj3py

Always-On 674uW @ 4GOP/s Error Resilient Binary Neural Networks with Aggressive SRAM Voltage Scaling on a 22nm IoT End-Node [article]

Alfio Di Mauro, Francesco Conti, Pasquale Davide Schiavone, Davide Rossi, Luca Benini
2020 arXiv   pre-print
envelope of 674uW - low enough to enable always-on operation in ultra-low power smart cameras, long-lifetime environmental sensors, and insect-sized pico-drones.  ...  In this work, we introduce the first fully programmable IoT end-node system-on-chip (SoC) capable of executing software-defined, hardware-accelerated BNNs at ultra-low voltage.  ...  of 674 µW -enabling embedding of advanced BNN-based cognitive functionality in ultra-low power "TinyML" devices such as biomedical sensors, longlifetime environmental sensors, and insect-sized pico-UAVs  ... 
arXiv:2007.08952v1 fatcat:wj5ecbpaejb7dimlbbz3maomjy

Ultra-thin chips for high-performance flexible electronics

Shoubhik Gupta, William Taube Navaraj, Leandro Lorenzelli, Ravinder Dahiya
2018 npj Flexible Electronics  
For this reason, the ultra-thin chips from silicon is gaining interest. This review provides an in-depth analysis of various approaches for obtaining ultra-thin chips from rigid silicon wafer.  ...  The underpinning advances in areas such as sensing, computing, data storage, and energy have been discussed along with several emerging applications (e.g., wearable systems, m-Health, smart cities and  ...  This work was supported in part by the European Commission under Grant Agreements PITN-GA-2012-317488-CONTEST, EPSRC Engineering Fellowship for Growth -PRINTSKIN (EP/M002527/1), and EPSRC First Grant (  ... 
doi:10.1038/s41528-018-0021-5 fatcat:vuhwchn3unbdhpl754blghjg6i

Statistical Analysis and Comparison of 2T and 3T1D e-DRAM Minimum Energy Operation

Manish Rana, Ramon Canal, Esteve Amat, Antonio Rubio
2017 IEEE transactions on device and materials reliability  
Bio-medical wearable devices restricted to their smallcapacity embedded-battery require energy-efficiency of the highest order.  ...  The design-space is explored by creating a kriging meta-model to reduce the number of simulations.  ...  [15] investigated sub-threshold 2T e-DRAM gain-cells for ultra-low power medical applications.  ... 
doi:10.1109/tdmr.2017.2667619 fatcat:sevnjnezn5cnpgfu3dodoegy2m

Signal quality and power spectrum analysis of remote ultra long-term subcutaneous EEG [article]

Pedro F. Viana, Line Sofie Remvig, Jonas Duun-Henriksen, Martin Glassteter, Matthias Duempelmann, Ewan S Nurse, Isabel P Martins, Andreas Schulze-Bonhage, Dean R Freestone, Benjamin H Brinkmann, Troels W Kjaer, Mark P. Richardson
2021 medRxiv   pre-print
Signal impedances remained low and frequency band powers were highly stable throughout the recording periods.  ...  Diurnal peaks in the alpha range (8-13Hz) and nocturnal peaks in the sigma range (12-16Hz) were seen in the majority of subjects.  ...  Subcutaneous EEG (sqEEG) systems could offer a trade-off between minimal invasiveness / low risk and good signal quality. 2 One sqEEG device has been approved in Europe for continuous EEG monitoring,  ... 
doi:10.1101/2021.04.15.21255388 fatcat:6qflhyxudzb37opag6yv42vnhq

The Potentials, Challenges, and Future Directions of On-Chip-Antennas for Emerging Wireless Applications-A Comprehensive Survey

Rashid Karim, Adnan Iftikhar, Bilal Ijaz, Ismail Ben Mabrouk
2019 IEEE Access  
A few of these benefits include miniaturization, low power, low cost, and high integration of the wireless modules.  ...  and Systems, Wireless Sensor Networks (WSNs), Wireless Interconnects, Wireless Energy Transfer, Radio Frequency (RF) Energy Harvesting, Biomedical Implants, Unmanned Aerial Vehicles (UAVs), Autonomous  ...  One possible solution is RF energy harvesting. Because of the scarcity of the energy available from other sources such as RF energy, these devices need to consume ultra-low power.  ... 
doi:10.1109/access.2019.2957073 fatcat:ocz72mkkzfdctgz4teks2pbrny

Benefits of decomposing wide CMOS transistors into minimum-size gates

Hans Kristian Otnes Berge, Snorre Aunet
2009 2009 NORCHIP  
Additionally, ultra low power consumption may be an enabler for new classes of devices, powered for instance by energy harvesting mechanisms.  ...  , using what was then unheard of low supply voltages, achieving a remarkably low power consumption, with applications in miniature portable devices such as hearing aids, wrist-watches and biomedical devices  ... 
doi:10.1109/norchp.2009.5397795 fatcat:rr6gli6uxngtxfzm5zk2t5azfq

A Magnetic-Balanced Inductive Link for the Simultaneous Uplink Data and Power Telemetry

2017 Sensors  
This magnetic-balanced inductive link is useful for small-sized biomedical sensor devices, which require transmitting data and power simultaneously under ultra-weak coupling.  ...  When using the conventional two-coil inductive link for the simultaneous wireless power and data transmissions in implantable biomedical sensor devices, the strong power carrier could overwhelm the uplink  ...  This magnetically-balanced inductive link could be useful for small-sized biomedical sensor devices, which require transmitting data and power simultaneously under ultra-weak coupling.  ... 
doi:10.3390/s17081768 pmid:28767090 pmcid:PMC5580024 fatcat:giepzlirbvalhh5qyvtogoopcm

Heterogeneous Integration

2020 Advancing Microelectronics Magazine  
However, there will be trade-offs in terms of cost, performance and reliability. An automotive use case provides a helpful example.  ...  As with most power supplies, once the voltage drops below a threshold 'low output voltage', the power supply shuts off.  ...  Thermal Conductivity & Electrical Insulation UNDERFILL EPOXY o ers When it comes to today's military, aerospace, and medical applications, the reliability and performance requirements of electronic components  ... 
doi:10.4071/2380-7016-47.6.1 fatcat:dc7midce2jf3zihnzjkdys77su

An Energy-efficient Wireless Neural Recording System with Compressed Sensing and Encryption [article]

Xilin Liu, Andrew G. Richardson, Jan Van der Spiegel
2021 arXiv   pre-print
The prototype achieves a 35x power saving compared with conventional implementation in low-power MCUs.  ...  The ECC algorithm is implemented in a low-power Cortex-M0 microcontroller (MCU).  ...  For a low-power wireless transceiver design for biomedical applications, an energy cost of 1nJ/bit is typical, while ultra-low power designs with energy costs below 1nJ/bit have also been reported [6]  ... 
arXiv:2009.06532v2 fatcat:jyjxuirm3naf3kv3dqehjuljdy

IMS 2020 Technical Program Preview

2020 IEEE Microwave Magazine  
Band Session Tu2G Filters Based on Micro-machined Acoustic or Electromagnetic Structures Session Tu2H Advances in Electromagnetic Modeling Techniques Session Tu2A Ultra-Low Power  ...  , and beyond Sunday WSM Full day 100-300GHz mm-wave wireless for 0.1-1Tb/s networks Sunday WSN Full day Wireless Technologies for Ultra-Reliable Low-Latency Communication (URLLC) applications  ... 
doi:10.1109/mmm.2020.2978974 fatcat:34cagiiacvhztkqy4cyvhdoqve
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