A 65-nm low power ECG feature extraction system. Bayasi, N., Tekeste, T., Saleh, H., Mohammad, B., & Ismail, M. In Proceedings - IEEE International Symposium on Circuits and Systems, volume 2015-July, 2015.
abstract   bibtex   
© 2015 IEEE. This paper presents a real-time adaptive ECG detection and delineation algorithm alongside an architecture based on time-domain signal processing of the ECG signal. The algorithm is enhanced to detect large number of different P-QRS-T waveform morphologies using adaptive search windows and adaptive threshold levels. The proposed architecture has been implemented in the state-of-the-art 65-nm CMOS technology. It occupied 0.03416 mm2 area and consumed 0.614 mW power. Furthermore, the non-complex nature of the architecture resulted with a realization using smaller number of computation and higher performance. The design of the QRS detector was tested on ECG records obtained from the Physionet QT database and achieved a sensitivity of Se =99.83% and a positive predictivity of P + = 98.65%. Similarly, the mean error values of the T peak, T offset, P peak and P offset were found to be -1.367, 6.36, 5.5 and -2.59 milliseconds, respectively, using the same database. The small area, low power, and high performance of our architecture makes it suitable for inclusion in System On Chips (SOCs) targeting wearable mobile medical devices.
@inProceedings{
 title = {A 65-nm low power ECG feature extraction system},
 type = {inProceedings},
 year = {2015},
 identifiers = {[object Object]},
 keywords = {ASIC design,ECG signal,QRS detection,T- and P- wave delineation,adaptive technique,hardware implementation,low power},
 volume = {2015-July},
 id = {2afe5f24-8230-380a-813e-bd16f0927647},
 created = {2017-12-04T05:35:04.419Z},
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 abstract = {© 2015 IEEE. This paper presents a real-time adaptive ECG detection and delineation algorithm alongside an architecture based on time-domain signal processing of the ECG signal. The algorithm is enhanced to detect large number of different P-QRS-T waveform morphologies using adaptive search windows and adaptive threshold levels. The proposed architecture has been implemented in the state-of-the-art 65-nm CMOS technology. It occupied 0.03416 mm2 area and consumed 0.614 mW power. Furthermore, the non-complex nature of the architecture resulted with a realization using smaller number of computation and higher performance. The design of the QRS detector was tested on ECG records obtained from the Physionet QT database and achieved a sensitivity of Se =99.83% and a positive predictivity of P + = 98.65%. Similarly, the mean error values of the T peak, T offset, P peak and P offset were found to be -1.367, 6.36, 5.5 and -2.59 milliseconds, respectively, using the same database. The small area, low power, and high performance of our architecture makes it suitable for inclusion in System On Chips (SOCs) targeting wearable mobile medical devices.},
 bibtype = {inProceedings},
 author = {Bayasi, N. and Tekeste, T. and Saleh, H. and Mohammad, B. and Ismail, M.},
 booktitle = {Proceedings - IEEE International Symposium on Circuits and Systems}
}

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