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IEICE TRANSACTIONS on Communications

Energy-Efficient Mobile Video Delivery Utilizing Moving Route Navigation and Video Playout Buffer Control

Kenji KANAI, Sakiko TAKENAKA, Jiro KATTO, Tutomu MURASE

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Summary :

Because mobile users demand a high quality and energy-friendly video delivery service that efficiently uses wireless resources, we introduce an energy-efficient video delivery system by applying moving route navigation and playout buffer control based on the mobile throughput history data. The proposed system first determines the optimal travel route to achieve high-speed and energy-efficient communications. Then when a user enters a high throughput area, our system temporarily extends the video playout buffer size, and the user aggressively downloads video segments via a high-speed and energy-efficient wireless connection until the extended buffer is filled. After leaving this area, the user consumes video segments from the extended buffer in order to keep smooth video playback without wireless communications. We carry out computer simulations, laboratory and field experiments and confirm that the proposed system can achieve energy-efficient mobile video delivery.

Publication
IEICE TRANSACTIONS on Communications Vol.E101-B No.7 pp.1635-1644
Publication Date
2018/07/01
Publicized
2018/01/22
Online ISSN
1745-1345
DOI
10.1587/transcom.2017CQP0010
Type of Manuscript
Special Section PAPER (Special Section on Communication Quality in Wireless Networks)
Category

Authors

Kenji KANAI
  Waseda University
Sakiko TAKENAKA
  Waseda University
Jiro KATTO
  Waseda University
Tutomu MURASE
  Nagoya University

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