1. Mukul, M.K., Prasad, R., Choudhary, M.M., Matsuno, F.: Steering of camera by stepper motor towards active speaker using microphone array. In: SICE Annual Conference, pp. 19–24 (2008)
2. Gatica-Perez, D., Odobez, J.M., Ba, S., Smith, K., Lathoud, G.: Tracking people in meetings with particles. In: Proceedings of the International Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS) (2005). invited paper: EPFL-CONF-83308
3. Maeng, J., Williams, E.R.: Automatic voice tracking camera system and method of operation. U.S. Patent 6731334 B1 (2004)
4. Garg, S., Tiwari, S., Chauhan, S.S., Singh, S., Ahmad, S.: Rotating camera based on speaker voice. Int. J. Adv. Res. Electr. Electron. Instrum. Eng. 2, 1674–1681 (2013)
5. Cohen, L.: Time-Frequency Analysis. Prentice-Hall, New York (1995)