Trepo - Selaus tekijän mukaan "Ma, Shubin"
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Antennas and Wireless Power Transfer for Brain-Implantable Sensors
Ukkonen, Leena; Sydänheimo, Lauri; Björninen, Toni; Ma, Shubin (2021)
chapter<p>The major challenge in developing a wireless brain implant is to establish a stable and efficient trans-cranial wireless link with an integrated implantable antenna. This chapter discusses the challenges in developing ... -
Compact multi-band PIFA with meandered radiator for wireless brain implant communications
Pournoori, Nikta; Ma, Shubin; Sydänheimo, Lauri; Rahmat-Samii, Yahya; Ukkonen, Leena; Björninen, Toni (18.10.2019)
conferenceImplantable devices bring promising prospects for monitoring physiological data in health care services. To build up a proper wireless data link, designing a miniaturized antenna is prime importance. The objective of this ... -
Comparison of Human Head Phantoms with Different Complexities for Implantable Antenna Development
Ma, Shubin; Ukkonen, Leena; Sydänheimo, Lauri; Björninen, Toni (18.03.2019)
conference<p>Human body phantom with electrical properties is widely used in electromagnetics solvers to model the lossy human tissue environment. The selection of the phantoms affects the computational efficiency and results accuracy. ... -
Far-Field Backscattering Brain Implant Communications : Antenna Design Methodologies and Performance Validation
Ma, Shubin
Tampere University Dissertations - Tampereen yliopiston väitöskirjat : 367 (Tampere University, 2021)
ArtikkeliväitöskirjaThe recent progress in wireless technology has prompted the development of wireless implantable and wearable systems to realize the envisioned bio-telemetry where the patients can access to diagnosis and treatment ... -
Intelligent Wristbands: Fabrication of Wearable RFID Solutions by 3D Printing Pen
Mehmood, Adnan; Chen, Xiaochen; He, Han; Ma, Shubin; Ukkonen, Leena; Virkki, Johanna
IEEE International Symposium on Antennas and Propagation (2020)
conference<p>We present RFID (radio frequency identification)-based passive UHF (ultra-high frequency) wristbands fabricated with a 3D printing pen. The used 3D printing material is flexible and biodegradable, and thus suitable for ... -
LC-tank inspired miniature antenna for implantable biomedical backscattering application
Ma, Shubin; Sydänheimo, Lauri; Ukkonen, Leena; Björninen, Toni (18.10.2019)
conferenceWe introduce an LC tank based miniature implantable UHF RFID tag antenna with a footprint of only 5 mm × 5 mm × 1 mm. The method of using a resonant LC tank to minimize the antenna footprint is analyzed with the antenna ... -
Robustness evaluation of split ring resonator antenna system for wireless brain care in semi-anatomical ellipsoid head model
Ma, Shubin; Ukkonen, Leena; Sydänheimo, Lauri; Björninen, Toni (09 / 2018)
articleRobustness evaluation is a critical part to verify the applicability of wireless implantable devices. In this work, we present a semi-anatomical ellipsoid head model to evaluate the robustness of a split ring resonator ... -
Split ring resonator antenna system with cortical implant and head-worn parts for effective far field implant communications
Ma, Shubin; Sydänheimo, Lauri; Ukkonen, Leena; Björninen, Toni (2018)
articleWe propose a spatially distributed antenna system to serve as the radio platform for RFID inspired brain care applications. The antenna system consists of a passive wearable part placed on the scalp and a cortical implant ... -
Split Ring Resonator Inspired Implantable Platform for Wireless Brain Care
Ma, Shubin (2017)
DiplomityöRadio frequency identification (RFID) technology has seen a noticeable tendency in the implementation with biomedical applications. Implantable RFID microelectronic system has been considered as a promising strategy in ... -
Wearable e-textile split ring passive UHF RFID tag: Body-worn performance evaluation
Ma, Shubin; Ukkonen, Leena; Sydänheimo, Lauri; Björninen, Toni (11 / 2017)
conferenceWe present a wearable e-textile passive UHF RFID tag based on a split ring resonator antenna. The antenna was optimised using a full-wave electromagnetic solver and the prototyped tag was tested in wireless measurements. ...