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Patent Searching and Data


Title:
DIGITAL NOISE FILTER
Document Type and Number:
WIPO Patent Application WO/2019/102785
Kind Code:
A1
Abstract:
The present invention realizes a digital noise filter with which it is possible to reduce jitter. A digital noise filter (11) for removing noise from an input signal, the input signal being an Off signal or an On signal, wherein the digital noise filter (11) is provided with: a sampling processing unit (11a) for performing sampling on the input signal at a prescribed period; and a noise processing unit (11b) for setting an outputted signal to an On signal or an Off signal, on the basis of the proportion of the On signal, in a prescribed number of consecutive samplings.

Inventors:
ASANO, Megumu (801 Minamifudodo-cho, Horikawahigashiiru, Shiokoji-dori, Shimogyo-ku, Kyoto-sh, Kyoto 30, 〒6008530, JP)
KUBO, Kimikazu (801 Minamifudodo-cho, Horikawahigashiiru, Shiokoji-dori, Shimogyo-ku, Kyoto-sh, Kyoto 30, 〒6008530, JP)
Application Number:
JP2018/039751
Publication Date:
May 31, 2019
Filing Date:
October 25, 2018
Export Citation:
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Assignee:
OMRON CORPORATION (801 Minamifudodo-cho, Horikawahigashiiru Shiokoji-dori, Shimogyo-ku, Kyoto-sh, Kyoto 30, 〒6008530, JP)
International Classes:
H03K5/1252; H03H17/02
Foreign References:
JPH03218114A1991-09-25
JP2016063406A2016-04-25
JPS6236925A1987-02-17
JPS56138330A1981-10-28
JPH1070444A1998-03-10
Attorney, Agent or Firm:
MURAKAMI, Takashi (Daiwa Minamimorimachi Building 4F, 2-6 Tenjinbashi 2-chome Kita, Kita-ku, Osaka-sh, Osaka 41, 〒5300041, JP)
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