Design and validation of a private audio zone using ultrasonic arrays

• Main Author: Liu, Qirui
• Other Authors: Chang Joseph
• Format: Thesis-Master by Coursework
• Language: English
• Published: Nanyang Technological University 2023
• Subjects: Engineering::Electrical and electronic engineering
• Online Access: https://hdl.handle.net/10356/169975
• Institution: Nanyang Technological University

This dissertation addresses one of the limitations of conventional speakers, specifically that they lack privacy in their acoustical output due to their omnidirectional sound production and propagation. In contrast, the parametric acoustic array (PAA) can create highly directional sound beams via th...