Journal of Signal Processing 21(6) 249-256 2017年11月 [査読有り]
Smartphones with Bluetooth low energy (BLE, marketed as Bluetooth Smart) have been widely used. The BLE is a part of Bluetooth 4.0. It utilizes the 2.4 GHz band known as the industrial, scientific, and medical (ISM) band. The IEEE802.11 wireless l...
Journal of Signal Processing 21(4) 129-132 2017年7月 [査読有り]
In this paper, we propose an immediate cooperative line wait time estimation system using Bluetooth low energy (BLE, marketed as Bluetooth Smart) on a smartphone; this system is a modified version of our previous proposed method. To estimate the w...
S. Norimatsu   T. Hattori   M. Ogawa   
Journal of Signal Processing 21(4) 137-140 2017年7月 [査読有り]
<p>With the diversification of mobile communication systems, we need to calculate the exact bit error rate (BER) under Rician fading for the multi-level modulation methods. The method for calculating the BER under Rician fading by approximating th...