发明名称 |
AUDIO MEDIA, APPARATUS, AND METHOD OF PRODUCING ULTRASONIC WAVE |
摘要 |
The present invention discloses a novel audio media including compact disc, digital audio disc, tape, and broadcasting wherein an ultrasonic spectrum as well as an ordinary audio signal is recorded for enhancing the concentration and mind controllability of the listener as well as expelling the insects. |
申请公布号 |
WO03044792(A1) |
申请公布日期 |
2003.05.30 |
申请号 |
WO2002KR01928 |
申请日期 |
2002.10.16 |
申请人 |
CHO, SUNG-IL |
发明人 |
CHO, SUNG-IL |
分类号 |
A01M29/18;G11B20/00;H04H20/31 |
主分类号 |
A01M29/18 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|