Sökning: "Leena Ukkonen"

Hittade 3 avhandlingar innehållade orden Leena Ukkonen.

1. 1. Development and Characterization of Large Area Pressure Sensors and Sitting Posture Monitoring Systems

   Författare :Jawad Ahmad; Johan Sidén; Henrik Andersson; Leena Ukkonen; Mittuniversitetet; []
   Nyckelord :ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY;

   Sammanfattning : With the emergence of the Internet and rapid development of science and technology over the past few decades, many individuals worldwide now rely on the Internet to conduct daily activities ranging from education, business and creativity to communication and shopping. As we tend to spend more and more time on the Internet and engage less in physical activities, this persistent behaviour could result in some health-related issues within a relatively short period of time. LÄS MER

3. 2. Printable Green RFID Antennas for Embedded Sensors

   Författare :Yasar Amin; Hannu Tenhunen; Lirong Zheng; Qiang Chen; Leena Ukkonen; KTH; []
   Nyckelord :ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; RFID; Antennas; Inkjet printing; Wideband Antennas; Narrow-band Antennas;

   Sammanfattning : In the recent years, radio-frequency identification (RFID) technology has been widely integrated into modern society applications, ranging from barcode successor to retail supply chain, remote monitoring, detection and healthcare, for instance. In general, an RFID tag or transponder is composed of an antenna and an application-specific integrated circuit chip. LÄS MER

4. 3. Towards Large-Area Electronic Systems Using Non-Conventional Substrate and Conductor Materials

   Författare :Xiaotian Li; Johan Sidén; Henrik Andersson; Leena Ukkonen; Mittuniversitetet; []
   Nyckelord :ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; Non-conventional materials; large-area electronics;

   Sammanfattning : Flexible circuits, also known as flexible printed circuit boards, were originally developed in the 1950s for interconnection between multiple electronic devices when flexibility and movement were required. Nowadays, flexible circuits can be used for implementing electronic systems much more complicated than just interconnections. LÄS MER