Juha Lilja
Nokia
15 Papers
65 Citations
Juha Lilja is an academic researcher from Nokia. The author has contributed to research in topics: Electrical conductor & Conductive textile. The author has an hindex of 8, co-authored 15 publications. Previous affiliations of Juha Lilja include Tampere University of Technology.
Chat about Author
Papers
Design and Manufacturing of Robust Textile Antennas for Harsh Environments
TL;DR: The potential performance reduction due to the material characteristics is addressed in this paper, and methods to improve performance robustness are introduced.
113
Body-Worn Antennas Making a Splash: Lifejacket-Integrated Antennas for Global Search and Rescue Satellite System
Juha Lilja,V. Pynttari,T. Kaija,Riku Makinen,Eerik Halonen,Hannu Sillanpaa,J. Heikkinen,Matti Mäntysalo,P. Salonen,P. de Maagt +9 more
TL;DR: The design, development, and verification for a body-worn antenna system interfaced with commercial Cospas-Sarsat personal locator beacons (PLBs), where the implemented system is integrated within an inflatable live vest.
61
Environmental protection of inkjet-printed Ag conductors
Eerik Halonen,Vesa Pynttari,Juha Lilja,Hannu Sillanpaa,Matti Mäntysalo,J. Heikkinen,Riku Makinen,T. Kaija,P. Salonen +8 more
TL;DR: In this article, two different polymer films were used as the substrate materials and the patterns were exposed to humidity and salt fog and the electrical performance (sheet resistance and RF performance) as well as mechanical endurance (adhesion) were measured before and after the environmental tests.
31
Application of wide-band material parameter extraction techniques to printable electronics characterization
Hannu Sillanpaa,Juha Lilja,Riku Makinen,Kauko Östman,Vamsi Krishna Palukuru,Juha Virtanen,Vesa Pynttari,Tomi Kanerva,Juha Hagberg,Toivo Lepistö,Heli Jantunen,Pauliina Mansikkamäki +11 more
- 26 May 2009
TL;DR: In this article, a wide-band extraction technique is used for printable electronics characterization using full-wave simulation data with exactly known reference for material parameters, and suitable test structures are evaluated and applied.
11
Characterization of conductive textile materials for SoftWearAntenna
Juha Lilja,P. Salonen,Peter de Maagt +2 more
- 01 Jun 2009
TL;DR: In this paper, the authors have shown a potential in characterization of conductive textiles for SoftWearAntenna applications and demonstrated that decrease in the conductivity of the fabric is seen to decrease the propagation velocity of a wave.
10