Acoustic eavesdropping system

• Main Author: Wang, Tingyu
• Other Authors: Andy Khong Wai Hoong
• Format: Final Year Project
• Language: English
• Published: Nanyang Technological University 2020
• Subjects: Engineering::Electrical and electronic engineering
• Online Access: https://hdl.handle.net/10356/136841
• Institution: Nanyang Technological University

Microphone array and beamforming techniques can be used for eavesdropping or listen to people talking at a certain distance away from the microphone. Using multiple microphones, it is possible to get spatial information from the phase difference in sound waves and perform different type of signal pr...