ADAPTIVE FILTER DEVICE, ADAPTIVE FILTER METHOD, AND ADAPTIVE FILTER PROGRAM

Title:

ADAPTIVE FILTER DEVICE, ADAPTIVE FILTER METHOD, AND ADAPTIVE FILTER PROGRAM

Document Type and Number:

WIPO Patent Application WO/2023/032470

Kind Code:

A1

Abstract:

Provided is an adaptive filter device comprising a decimation filter that outputs an output signal obtained by down-sampling an input signal, and a filter control unit that adjusts the order of the decimation filter on the basis of a characteristic of the input signal.

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Inventors:

ICHIHARA EIZO (JP)
KAI YUSUKE (JP)

Application Number:

PCT/JP2022/027330

Publication Date:

March 09, 2023

Filing Date:

July 11, 2022

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Assignee:

ASAHI KASEI MICRODEVICES CORP (JP)

International Classes:

H03H21/00; H03H17/00; H03H17/06

Foreign References:

JP2012165203A	2012-08-30
JP2008518542A	2008-05-29
JP2010093821A	2010-04-22

Attorney, Agent or Firm:

RYUKA IP LAW FIRM (JP)

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