Korea Advanced Institute of Science and Technology

Hyundai Heavy Industries Co., Ltd.

Chan-Hui Lee

Jin-Young Park

Yang-Hann Kim

Ji-Ho Chang

Joung-Woo Choi

Won-Ho Joo

Heui-Won Kim

An apparatus for reproducing sound from original source signals has a control device, a first speaker, and a second speaker. The control device receives first and second original source signals, and controls magnitudes and phases of the received first and second original source signals so that a sound pressure level in a pre-determined zone is higher than a sound pressure level in a zone other than the pre-determined zone, and outputs first and second controlled source signals. The first speaker receives the first controlled source signal and reproduces sound. The second speaker receives the second controlled source signal and reproduces sound. The apparatus according provides a sound environment in which only the person using the sound system enjoys the sound.

Sound system, sound reproducing apparatus, sound reproducing method, monitor with speakers, mobile phone with speakers

Growing community of inventors

Ulsan, South Korea

Chan-Hui Lee