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Title:
FILTER COEFFICIENT UPDATING DEVICE, FILTER DEVICE, DEMODULATING DEVICE, RECEIVING DEVICE, TRANSMITTING AND RECEIVING SYSTEM, FILTER COEFFICIENT UPDATING METHOD, AND RECORDING MEDIUM
Document Type and Number:
WIPO Patent Application WO/2021/210259
Kind Code:
A1
Abstract:
In order to reduce the amount of calculation for signal distortion compensation, this filter coefficient updating device for updating the filter coefficients of a plurality of filters in a filter layer comprising the plurality of filters, which are connected in a first plurality of stages with respect to received data, is provided with: a deriving unit for deriving the respective filter coefficients of the plurality of filters in one or a plurality of stages included in the first plurality of stages, by means of output data output from the last stage of the first plurality of stages; and an updating unit for updating each of the filter coefficients.

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Inventors:
ARIKAWA MANABU (JP)
Application Number:
PCT/JP2021/005521
Publication Date:
October 21, 2021
Filing Date:
February 15, 2021
Export Citation:
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Assignee:
NEC CORP (JP)
International Classes:
H03H21/00; H04B10/61; H04J14/06
Domestic Patent References:
WO2012105714A12012-08-09
WO2012111140A12012-08-23
Foreign References:
JP2013081066A2013-05-02
JP2010268404A2010-11-25
JP2015201726A2015-11-12
Attorney, Agent or Firm:
SHIMOSAKA Naoki et al. (JP)
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