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Timo Hämäläinen

Researcher at University of Jyväskylä

Publications -  598
Citations -  8390

Timo Hämäläinen is an academic researcher from University of Jyväskylä. The author has contributed to research in topics: Quality of service & Encoder. The author has an hindex of 38, co-authored 560 publications receiving 7648 citations. Previous affiliations of Timo Hämäläinen include Dalian Medical University & Nokia.

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Distributed bus arbitration algorithm comparison on FPGA-based MPEG-4 multiprocessor system on chip

TL;DR: The study presents a novel dynamically adaptive arbitration algorithm and compares it with round-robin, priority, their combination and random algorithms, all with varying parameters and found to be the best overall algorithm in performance.
Proceedings ArticleDOI

Providing QoS at the integrated WLAN and 3G environments

TL;DR: This paper tries to find out the best packet size and channel error rate combinations for each 3G traffic classes by using different wireless and wired network configurations.
Journal ArticleDOI

Always Best Connected Heterogeneous Network Concept

TL;DR: The research shows that off-the-shelf devices are lacking the needed handover performance for real-time communication in a heterogeneous network and leads to multihomed devices for really tapping the potential of seamless handovers with the ABC concept.
Journal Article

Analysing the Nigerian Teacher's Readiness for Technology Integration.

TL;DR: In this paper, the authors examined the readiness of the teachers for technology integration and the relationship among the constructs using self-completion survey and partial least square techniques, and revealed that among the seven knowledge constructs, the teachers' technological, pedagogical, and technological knowledge are the most significant predictors of their TPACK.
Proceedings ArticleDOI

Pilot studies of wireless sensor networks: Practical experiences

TL;DR: 11 main pilots are described, which utilize from 10 to 377 devices per pilot, and six lessons are proposed: a systematic pilot template results straightforward pilot completion; shared WSN infrastructure reduces labor; tailored embedded software testing tools are needed; the pilot must be prepared carefully; the WSN technology must be usable for research partners; and the Pilot must be maintained and maintenance tools are required in large scale pilots.