Invention Grant
- Patent Title: Systems and methods for adaptive signal equalization
- Patent Title (中): 自适应信号均衡的系统和方法
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Application No.: US12841098Application Date: 2010-07-21
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Publication No.: US08798290B1Publication Date: 2014-08-05
- Inventor: Sangnam Choi , Chad Seguin
- Applicant: Sangnam Choi , Chad Seguin
- Applicant Address: US CA Mountain View
- Assignee: Audience, Inc.
- Current Assignee: Audience, Inc.
- Current Assignee Address: US CA Mountain View
- Agency: Carr & Ferrell LLP
- Main IPC: H04B15/00
- IPC: H04B15/00

Abstract:
The present technology minimizes undesirable effects of multi-level noise suppression processing by applying an adaptive equalization. A noise suppression system may apply different levels of noise suppression based on the (user-perceived) signal-to-noise-ratio (SNR). The resulting high-frequency data attenuation may be counteracted by adapting the signal equalization. The present technology may be applied in both transmit and receive paths of communication devices. Intelligibility may particularly be improved under varying noise conditions, e.g. when a cell phone user is moving in and out of noisy environments.
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