Equalizer system and filtering method

Electrical computers: arithmetic processing and calculating – Electrical digital calculating computer – Particular function performed

Reexamination Certificate

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Reexamination Certificate

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08001170

ABSTRACT:
An equalizer system comprises a gain adjuster and a filter system. The gain adjuster provides a plurality of gain settings. The filter system is coupled to the gain adjuster and filters an input signal to output a filtered signal in response to the gain settings. The filter system comprises at least one high shelving filter with a first transfer function and at least one low shelving filter with a second transfer function. The reciprocal of the first transfer function is equal to the second transfer function.

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patent: 7865269 (2011-01-01), Prisco et al.

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