Road ANC(RANC) ¼Ö·ç¼Ç
Ȩ > Solution > Road ANC(RANC) ¼Ö·ç¼Ç
Road-noise ANC vs. Engine-noise ANC
- 01 Engine-noise ANC
- Quasi-periodic narrow-band signal
- 1992³â Nissan ½Â¿ëÂ÷¿¡ ÃÖÃÊ·Î »ó¿ëÈ
- 02 Road-noise ANC
- Irregular and random wide-band signal
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- ³»¿¬ ±â°ü¿¡ ºñÇØ ÁÙ¾îµç ¸ðÅÍ ¼ÒÀ½ ´öºÐ¿¡ Àü±âÂ÷ÀÇ °æ¿ì µµ·Î ¼ÒÀ½ÀÌ ÁÖµÈ ¼ÒÀ½¿ø
- Àü±âÂ÷ ½Ã´ë¿¡ Çʼö ¿ä¼Ò ±â¼ú
Road-noise ANC Solution
- 01 3-Axis Accelerometer ±â¹ÝÀÇ reference input
- 4°³(12-channel) ¶Ç´Â 6°³ÀÇ(18-channel)ÀÇ 3Ãà Accelerometer
- 02 8 ~ 12°³ÀÇ physical error microphones
- 03 8 ~ 24°³ÀÇ virtual microphones
- 04 Time-Frequency FxLMS ±â¹ÝÀÇ Multi-channel ANC with Virtual sensing technique
- 05 RANC Performance Tuning Software