Advanced DSP and Noise reduction P14

Chia sẻ: Khinh Kha Kha | Ngày: | Loại File: PDF | Số trang:20

lượt xem

Advanced DSP and Noise reduction P14

Mô tả tài liệu
  Download Vui lòng tải xuống để xem tài liệu đầy đủ

ECHO CANCELLATION 14.1 14.2 14.3 14.4 14.5 14.6 14.7 Introduction: Acoustic and Hybrid Echoes Telephone Line Hybrid Echo Hybrid Echo Suppression Adaptive Echo Cancellation Acoustic Echo Sub-band Acoustic Echo Cancellation Summary cho is the repetition of a waveform due to reflection from points where the characteristics of the medium through which the wave propagates changes. Echo is usefully employed in sonar and radar for detection and exploration purposes. In telecommunication, echo can degrade the quality of service, and echo cancellation is an important part of communication systems. The development of echo reduction began in the late 1950s, and continues today as new...

Chủ đề:

Nội dung Text: Advanced DSP and Noise reduction P14

Đồng bộ tài khoản