媒体转换器利用LED诊断器对光纤电缆连接进行诊断并做出提前预警，增强可靠性。
The media converters have local LED diagnostics for fiber optic cable connection and proactive alarming enhance reliability.
一种提高处理的语音的可理解性和感知质量的语音增强系统，包括频率转换器和频谱压缩器。
A speech enhancement system that improves the intelligibility and the perceived quality of processed speech includes a frequency transformer and a spectral compressor.
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