462-nW 2-axis gesture sensor interface based on capacitively controlled ring oscillators

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

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462-nW 2-axis gesture sensor interface based on capacitively controlled ring oscillators. / Pulkkinen, Mika; Salomaa, Jarno; Moayer, Mohammadmehdi; Haapala, Tuomas; Halonen, Kari.

2017 IEEE International Symposium on Circuits and Systems (ISCAS) Proceedings. Institute of Electrical and Electronics Engineers, 2017. (IEEE International Symposium on Circuits and Systems proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Harvard

Pulkkinen, M, Salomaa, J, Moayer, M, Haapala, T & Halonen, K 2017, 462-nW 2-axis gesture sensor interface based on capacitively controlled ring oscillators. in 2017 IEEE International Symposium on Circuits and Systems (ISCAS) Proceedings. IEEE International Symposium on Circuits and Systems proceedings, Institute of Electrical and Electronics Engineers, IEEE International Symposium on Circuits and Systems , Baltimore, United States, 28/05/2017. https://doi.org/10.1109/ISCAS.2017.8051005

APA

Pulkkinen, M., Salomaa, J., Moayer, M., Haapala, T., & Halonen, K. (2017). 462-nW 2-axis gesture sensor interface based on capacitively controlled ring oscillators. In 2017 IEEE International Symposium on Circuits and Systems (ISCAS) Proceedings (IEEE International Symposium on Circuits and Systems proceedings). Institute of Electrical and Electronics Engineers. https://doi.org/10.1109/ISCAS.2017.8051005

Vancouver

Pulkkinen M, Salomaa J, Moayer M, Haapala T, Halonen K. 462-nW 2-axis gesture sensor interface based on capacitively controlled ring oscillators. In 2017 IEEE International Symposium on Circuits and Systems (ISCAS) Proceedings. Institute of Electrical and Electronics Engineers. 2017. (IEEE International Symposium on Circuits and Systems proceedings). https://doi.org/10.1109/ISCAS.2017.8051005

Author

Pulkkinen, Mika ; Salomaa, Jarno ; Moayer, Mohammadmehdi ; Haapala, Tuomas ; Halonen, Kari. / 462-nW 2-axis gesture sensor interface based on capacitively controlled ring oscillators. 2017 IEEE International Symposium on Circuits and Systems (ISCAS) Proceedings. Institute of Electrical and Electronics Engineers, 2017. (IEEE International Symposium on Circuits and Systems proceedings).

Bibtex - Download

@inproceedings{f55151a7648e464a9fa8f7460a095c80,
title = "462-nW 2-axis gesture sensor interface based on capacitively controlled ring oscillators",
abstract = "This paper presents a 2-axis gesture sensor interface that consumes 462 nW powered by a 0.8 V supply. The system consists of two proximity sensor (PS) interfaces that provide digital data outputs. A single PS interface consists of a capacitively controlled ring oscillator (CCRO) whose frequency is sensitive to the capacitance between two copper plates in a coplanar deployment and additional capacitive load introduced by the presence of a hand. The CCRO in each interface is followed by a modified cascaded integrator comb (CIC) filter that performs the frequency-to-digital conversion, filtering and downsampling. When a total of three sensor plates are arranged in parallel, the middle one acting as a shared ground plate, the location of a user's hand can be obtained in two dimensions. Measurement results show that hand sweep gestures at 6-cm distance from the sensing plates can be detected by a lightweight algorithm.",
author = "Mika Pulkkinen and Jarno Salomaa and Mohammadmehdi Moayer and Tuomas Haapala and Kari Halonen",
year = "2017",
month = "9",
day = "28",
doi = "10.1109/ISCAS.2017.8051005",
language = "English",
series = "IEEE International Symposium on Circuits and Systems proceedings",
publisher = "Institute of Electrical and Electronics Engineers",
booktitle = "2017 IEEE International Symposium on Circuits and Systems (ISCAS) Proceedings",
address = "United States",

}

RIS - Download

TY - GEN

T1 - 462-nW 2-axis gesture sensor interface based on capacitively controlled ring oscillators

AU - Pulkkinen, Mika

AU - Salomaa, Jarno

AU - Moayer, Mohammadmehdi

AU - Haapala, Tuomas

AU - Halonen, Kari

PY - 2017/9/28

Y1 - 2017/9/28

N2 - This paper presents a 2-axis gesture sensor interface that consumes 462 nW powered by a 0.8 V supply. The system consists of two proximity sensor (PS) interfaces that provide digital data outputs. A single PS interface consists of a capacitively controlled ring oscillator (CCRO) whose frequency is sensitive to the capacitance between two copper plates in a coplanar deployment and additional capacitive load introduced by the presence of a hand. The CCRO in each interface is followed by a modified cascaded integrator comb (CIC) filter that performs the frequency-to-digital conversion, filtering and downsampling. When a total of three sensor plates are arranged in parallel, the middle one acting as a shared ground plate, the location of a user's hand can be obtained in two dimensions. Measurement results show that hand sweep gestures at 6-cm distance from the sensing plates can be detected by a lightweight algorithm.

AB - This paper presents a 2-axis gesture sensor interface that consumes 462 nW powered by a 0.8 V supply. The system consists of two proximity sensor (PS) interfaces that provide digital data outputs. A single PS interface consists of a capacitively controlled ring oscillator (CCRO) whose frequency is sensitive to the capacitance between two copper plates in a coplanar deployment and additional capacitive load introduced by the presence of a hand. The CCRO in each interface is followed by a modified cascaded integrator comb (CIC) filter that performs the frequency-to-digital conversion, filtering and downsampling. When a total of three sensor plates are arranged in parallel, the middle one acting as a shared ground plate, the location of a user's hand can be obtained in two dimensions. Measurement results show that hand sweep gestures at 6-cm distance from the sensing plates can be detected by a lightweight algorithm.

U2 - 10.1109/ISCAS.2017.8051005

DO - 10.1109/ISCAS.2017.8051005

M3 - Conference contribution

T3 - IEEE International Symposium on Circuits and Systems proceedings

BT - 2017 IEEE International Symposium on Circuits and Systems (ISCAS) Proceedings

PB - Institute of Electrical and Electronics Engineers

ER -

ID: 15743642