David Chunhu Li

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Electronic Paper (E-paper) is a new promising display technology which attracted great attentions in industry and academia recently. Existing mobile ad devices have disadvantages such as inflexibility of updating ad contents and timely reacting to different consumers and areas. In this paper, a novel application of Electronic Paper in mobile advertising(More)
Broadband access networks provide high rate network connection to stationary users. The IEEE 802.16e is defined as a standardized technology that specifies wireless air interface between the fixed or mobile stations. Power saving has been an important challenge issue in mobile broadband wireless access networks because all mobile stations are operating with(More)
  • David Li
  • 2015
Electricity-operated durable medical equipment (DME), such as ventilators, dialysis machines, and patient monitoring devices, are life-supporting machines used extensively by patients at home. While convenient and economical, at-home use of DME is susceptible to power outages, especially the ones caused by natural disasters that often occur in large area(More)
Energy efficient routing protocols can potentially reduce the amount of energy consumed in packet forwarding. However, existing literature lacks studies on improving green performance of geocast routings for the Internet of Vehicles. Therefore, this study proposes an energy efficient min delay (EEMD)-based geocast routing protocol to find optimal relay(More)