JP7227121B2 - 電波干渉検出プログラム - Google Patents
電波干渉検出プログラム Download PDFInfo
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- JP7227121B2 JP7227121B2 JP2019230224A JP2019230224A JP7227121B2 JP 7227121 B2 JP7227121 B2 JP 7227121B2 JP 2019230224 A JP2019230224 A JP 2019230224A JP 2019230224 A JP2019230224 A JP 2019230224A JP 7227121 B2 JP7227121 B2 JP 7227121B2
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Description
10…アンテナ
11…測定部
12…前処理部
13,16…分類器
14…学習部
141…重み係数更新部
142…周波数判定部
143…強度判定部
15…判定出力部
16…分類器
17…学習部
21…無線通信方式検出部
22…干渉検出部
Claims (4)
- 所定の周波数帯における電波の受信強度の所定の時間幅における時間的変化を図示した画像と所定の無線通信方式において使用される電波への干渉の有無を示すラベルとを教師データとして用い、所定の周波数帯における電波の受信強度の所定の時間幅における時間的変化を図示した画像から、前記所定の無線通信方式において使用される電波への干渉の有無を判定する判定モデルを機械学習により生成する学習処理と、
前記学習処理により生成された判定モデルを用いて、測定結果の所定の周波数帯における電波の受信強度の所定の時間幅における時間的変化を図示した画像を前記所定の無線通信方式において使用される電波への干渉有りまたは干渉無しに分類して、前記所定の無線通信方式において使用される電波への干渉の有無を判定する判定処理をコンピュータに実行させる
ことを特徴とする電波干渉検出プログラム。 - 前記学習処理は、前記画像を前記所定の周波数帯または前記所定の時間幅の少なくとも一方で分割した教師データを用いる
ことを特徴とする請求項1に記載の電波干渉検出プログラム。 - 前記学習処理は、前記分割した教師データが前記所定の無線通信方式において使用される電波のチャネルを含むか否か、または前記分割した教師データの受信強度に応じて前記判定モデルの更新幅であるステップサイズを変更する
ことを特徴とする請求項2に記載の電波干渉検出プログラム。 - 前記判定処理は、前記判定モデルを用いた判定結果が干渉有りのとき、互いに干渉する無線通信方式の受信強度の差を求め、求めた受信強度の差から判定対象の無線通信方式の信号のSN比を推定し、推定したSN比が所定値より上の場合は、前記判定結果を干渉無しとする
ことを特徴とする請求項1ないし3のいずれかに記載の電波干渉検出プログラム。
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JP2021100164A JP2021100164A (ja) | 2021-07-01 |
JP7227121B2 true JP7227121B2 (ja) | 2023-02-21 |
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JP7262636B1 (ja) | 2022-02-18 | 2023-04-21 | 東日本電信電話株式会社 | 測定装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2016129282A1 (ja) | 2015-02-13 | 2016-08-18 | 日本電気株式会社 | 電波強度分布評価装置、電波品質分布評価装置、および電波強度分布評価方法、電波品質分布評価方法 |
JP2019213145A (ja) | 2018-06-08 | 2019-12-12 | 東日本電信電話株式会社 | 電波干渉検知装置 |
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JP5760899B2 (ja) * | 2011-09-26 | 2015-08-12 | 日本電気株式会社 | 電磁干渉検出装置、電磁干渉検出方法および電磁干渉検出プログラム |
JP2019213147A (ja) * | 2018-06-08 | 2019-12-12 | 東日本電信電話株式会社 | 電波環境測定装置 |
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WO2016129282A1 (ja) | 2015-02-13 | 2016-08-18 | 日本電気株式会社 | 電波強度分布評価装置、電波品質分布評価装置、および電波強度分布評価方法、電波品質分布評価方法 |
JP2019213145A (ja) | 2018-06-08 | 2019-12-12 | 東日本電信電話株式会社 | 電波干渉検知装置 |
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