Zobrazeno 1 - 10
of 22
pro vyhledávání: '"Jacek Flak"'
Autor:
Jacek Flak
Publikováno v:
Agronomy, Vol 10, Iss 6, p 798 (2020)
This article introduces a collection of Information and Communications Technologies (ICT), Internet of Things (IoT), and Industry 4.0 technologies utilized in (or applicable to) biomass supply chains that constitute the current state-of-the-art along
Externí odkaz:
https://doaj.org/article/397224e2e21a4291bb69acea1de1a161
Publikováno v:
BioCAS
McCaffrey, C, Flak, J, Kiri, K & Pursula, P 2019, Flexible bioimpedance spectroscopy system for wound care monitoring . in 2019 IEEE Biomedical Circuits and Systems Conference (BioCAS) : BioCAS 2019 ., 8919095, IEEE Institute of Electrical and Electronic Engineers, 2019 IEEE Biomedical Circuits and Systems Conference, BioCAS 2019, Nara, Japan, 17/10/19 . https://doi.org/10.1109/BIOCAS.2019.8919095
McCaffrey, C, Flak, J, Kiri, K & Pursula, P 2019, Flexible bioimpedance spectroscopy system for wound care monitoring . in 2019 IEEE Biomedical Circuits and Systems Conference (BioCAS) : BioCAS 2019 ., 8919095, IEEE Institute of Electrical and Electronic Engineers, 2019 IEEE Biomedical Circuits and Systems Conference, BioCAS 2019, Nara, Japan, 17/10/19 . https://doi.org/10.1109/BIOCAS.2019.8919095
This paper presents a system for measuring the bioimpedance of a wound, to give an indication of its healing progress without the need to remove the wound dressing. A 16-channel electrode array is printed on a composite nanocellulose-polyurethane sub
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b5d1ff69b5a95dcab175cb6518278458
https://cris.vtt.fi/en/publications/536d033c-db17-4ff1-addd-7cd307dea811
https://cris.vtt.fi/en/publications/536d033c-db17-4ff1-addd-7cd307dea811
Autor:
Jari Vartiainen, Colm Mc Caffrey, Kaisa Kiri, Jacek Flak, Pekka Pursula, Henrik G.O. Sandberg, Panu Lahtinen
Publikováno v:
Pursula, P, Kiri, K, McCaffrey, C, Sandberg, H, Vartiainen, J, Flak, J & Lahtinen, P 2018, ' Nanocellulose–polyurethane substrate material with tunable mechanical properties for wearable electronics ', Flexible and Printed Electronics, vol. 3, 045002 . https://doi.org/10.1088/2058-8585/aae5d9
Wearable electronics require thin and flexible substrate materials for user comfort. We propose a substrate material based on a nanocellulose–polyurethane matrix. The stretchability, i.e. Young's modulus and breaking strain, of the material can be
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cd9917d038ad4e132cf7cdcdaa38615d
https://cris.vtt.fi/en/publications/88fb8d45-6ac5-4b79-ac99-c8182107fd33
https://cris.vtt.fi/en/publications/88fb8d45-6ac5-4b79-ac99-c8182107fd33
Publikováno v:
McCaffrey, C, Flak, J, Marttila, I, Pesonen, N & Pursula, P 2017, Development of a reader device for fully passive wireless sensors . in IEEE SENSORS 2017 . IEEE Institute of Electrical and Electronic Engineers, 16th IEEE SENSORS Conference, ICSENS 2017, Glasgow, United Kingdom, 30/10/17 . https://doi.org/10.1109/ICSENS.2017.8234409
The zero power sensor network represents a platform that enables fully passive wireless sensing based on the third order intermodulation principle. This work describes the development and evaluation of a zero power reader device. Results from the ini
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c6ca5b0a243c075299f556f34be39060
https://cris.vtt.fi/en/publications/7e4600c1-d841-49a5-8fd3-09e3c20e8e94
https://cris.vtt.fi/en/publications/7e4600c1-d841-49a5-8fd3-09e3c20e8e94
Autor:
Jacek Flak, Mika Laiho
Publikováno v:
International Journal of Circuit Theory and Applications. 40:1233-1247
This paper presents the architecture for a nanoelectronic logic system in which a regular array of logic gates with programmable interconnections is accompanied by a data transmitter and receiver as well as program registers and a controller. Binary
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6740cecd38336bc06e8a2fc2eba309fd
https://doi.org/10.1002/cta.1795
https://doi.org/10.1002/cta.1795
Publikováno v:
Pursula, P, Flak, J, Pesonen, N & Saarela, O 2015, Intermodulation communication principle : Passive wireless sensor networks for internet-of-things . in Electromagnetics in Advanced Applications (ICEAA), 2015 International Conference on . IEEE Institute of Electrical and Electronic Engineers, pp. 1012-1015, International Conference on Electromagnetics in Advanced Applications, ICEAA 2015, Torino, Italy, 7/09/15 . https://doi.org/10.1109/ICEAA.2015.7297267
Intermodulation sensor concept is a solution for intelligent sensing: sensing is wireless and passive. It provides communication distances of several meters, high accuracy, and compliancy with the frequency regulations. The operation of the intermodu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4f8f7873e95fd162d86a9a833baa2285
https://doi.org/10.1109/iceaa.2015.7297267
https://doi.org/10.1109/iceaa.2015.7297267
Publikováno v:
International Journal of Circuit Theory and Applications. 34:429-443
An implementation of a cellular neural/non-linear network (CNN) for processing black-and-white (B/W) images is presented in which the template terms are 1-bit programmable. Such approach leads to a very compact implementation of the coefficient circu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::48ad5dfff15fe9f2186398b4af8db128
https://doi.org/10.1002/cta.365
https://doi.org/10.1002/cta.365
Publikováno v:
Flak, J, Rantala, A, Haatainen, T, Prunnila, M & Laiho, M 2014, Implementation of a Memristor-Based Solid-State Memcapacitive Device . in 14th International Workshop on Cellular Nanoscale Networks and their Applications (CNNA 2014) . IEEE Institute of Electrical and Electronic Engineers, 14th International Workshop on Cellular Nanoscale Networks and their Applications, CNNA 2014, Notre Dame, IN, United States, 29/07/14 . https://doi.org/10.1109/CNNA.2014.6888633
Memcapacitor is a new type of circiut element which can be useful in a wide range of applications including memory, tunable analog circuits, and analog neural networks [8]. It can be realized as a micro- or nanoscale solid-state device, possibly impl
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7ebaf5c601792716143dfeca71ac0c50
https://cris.vtt.fi/en/publications/bf9f9b82-5ee5-47ef-ad5c-0a0a992a4682
https://cris.vtt.fi/en/publications/bf9f9b82-5ee5-47ef-ad5c-0a0a992a4682
Autor:
Jacek Flak, Jonne Poikonen
Publikováno v:
Memristor Networks ISBN: 9783319026299
Handbook of Memristor Networks
Flak, J & Poikonen, J K 2014, Solid-State Memcapacitors and Their Applications . in A Adamatzky & L Chua (eds), Memristor Networks . Springer, Cham, pp. 585-601 . https://doi.org/10.1007/978-3-319-02630-5_26
Handbook of Memristor Networks ISBN: 9783319763743
Flak, J & Poikonen, J K 2019, Solid-state memcapacitors and their applications . in Handbook of Memristor Networks . Springer, pp. 1211-1228 . https://doi.org/10.1007/978-3-319-76375-0_43
Handbook of Memristor Networks
Flak, J & Poikonen, J K 2014, Solid-State Memcapacitors and Their Applications . in A Adamatzky & L Chua (eds), Memristor Networks . Springer, Cham, pp. 585-601 . https://doi.org/10.1007/978-3-319-02630-5_26
Handbook of Memristor Networks ISBN: 9783319763743
Flak, J & Poikonen, J K 2019, Solid-state memcapacitors and their applications . in Handbook of Memristor Networks . Springer, pp. 1211-1228 . https://doi.org/10.1007/978-3-319-76375-0_43
This chapter introduces the concept of a memcapacitor, and reviews different approaches to its physical realization. Also, practical constraints for their usage are assessed. Because of their compatibility with traditional circuit integration technol
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::495a05bb97c1d3d784f902303bfcc0e8
https://doi.org/10.1007/978-3-319-02630-5_26
https://doi.org/10.1007/978-3-319-02630-5_26
Autor:
Jacek Flak
Publikováno v:
Flak, J 2012, CNN cell with memcapacitive synapses and threshold control circuit . in Proceedings : 13th International Workshop on Cellular Nanoscale Networks and their Applications, CNNA 2012 ., 6331414, IEEE Institute of Electrical and Electronic Engineers, 13th International Workshop on Cellular Nanoscale Networks and their Applications, CNNA 2012, Turin, Italy, 29/08/12 . https://doi.org/10.1109/CNNA.2012.6331414
This paper presents a concept of a solid-state memcapacitor based on a combination of memristor and capacitor, as well as its applications to cellular nanoscale networks. In addition to ultra-dense memories, memcapacitors can also be used for synapti
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7276d5fa8f46ebaceaad5861ef4bfb12
https://cris.vtt.fi/en/publications/e1fc34e7-1033-425b-bee6-6a302339f9fc
https://cris.vtt.fi/en/publications/e1fc34e7-1033-425b-bee6-6a302339f9fc