JP4951481B2 - 路面標示認識装置 - Google Patents
路面標示認識装置 Download PDFInfo
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- JP4951481B2 JP4951481B2 JP2007318122A JP2007318122A JP4951481B2 JP 4951481 B2 JP4951481 B2 JP 4951481B2 JP 2007318122 A JP2007318122 A JP 2007318122A JP 2007318122 A JP2007318122 A JP 2007318122A JP 4951481 B2 JP4951481 B2 JP 4951481B2
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- 238000000034 method Methods 0.000 claims description 27
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- 238000010586 diagram Methods 0.000 description 7
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- 239000003973 paint Substances 0.000 description 5
- 238000007781 pre-processing Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
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Description
Claims (3)
- 車両の路面周囲を撮像する画像入力手段と、入力した画像を処理して車両の路面周囲の認識対象物を認識する認識手段を有し、前記認識手段は前記画像入力手段によって得られた画像上の前記認識対象物の少なくとも一つの特徴に基づいて前記認識対象物を判定する第一の判定手段と、前記第一の判定手段が用いる特徴より多い特徴に基づいて前記認識対象物を判定する第二の判定手段を備えてなる路面標示認識装置であって、
前記認識手段は更に判定条件決定手段を備えており、前記判定条件検定手段は前記車両の周辺に前記認識対象物の特徴と形状が類似した路面標示が存在しない場合は前記第一の判定手段によって前記認識対象物を判定させ、前記車両の周辺に前記認識対象物の特徴と形状が類似した路面標示が存在する場合は前記第二の判定手段によって前記認識対象物を判定させることを特徴とする路面標示認識装置。 - 請求項1において、前記認識手段は認識すべき前記認識対象物の特徴と類似する路面標示の有無と認識すべき特徴数を記憶した記憶手段を有し、前記判定条件決定手段は認識すべき前記認識対象物によって決まる特徴数によって前記第一の判定手段と前記第二の判定手段を選択することを特徴とする路面標示認識装置。
- 請求項2において、前記記憶手段には認識すべき前記認識対象物から所定の範囲内に存在する前記認識対象物と所定の類似関係にある路面標示が記憶されていることを特徴とする路面標示認識装置。
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JP2007318122A JP4951481B2 (ja) | 2007-12-10 | 2007-12-10 | 路面標示認識装置 |
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JP2007318122A JP4951481B2 (ja) | 2007-12-10 | 2007-12-10 | 路面標示認識装置 |
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JP2009139306A JP2009139306A (ja) | 2009-06-25 |
JP4951481B2 true JP4951481B2 (ja) | 2012-06-13 |
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JP2007318122A Active JP4951481B2 (ja) | 2007-12-10 | 2007-12-10 | 路面標示認識装置 |
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Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10301783B2 (en) | 2012-01-17 | 2019-05-28 | LimnTech LLC | Roadway maintenance striping control system |
US8935057B2 (en) * | 2012-01-17 | 2015-01-13 | LimnTech LLC | Roadway mark data acquisition and analysis apparatus, systems, and methods |
JP2016090428A (ja) * | 2014-11-06 | 2016-05-23 | 株式会社デンソー | 測位装置 |
BR112017027773B1 (pt) * | 2015-06-26 | 2022-06-21 | Nissan Motor Co., Ltd | Aparelho de determinação de posição de veículo e método de determinação de posição de veículo |
JP6822815B2 (ja) | 2016-10-17 | 2021-01-27 | トヨタ自動車株式会社 | 道路標示認識装置 |
JP7020340B2 (ja) * | 2018-08-09 | 2022-02-16 | トヨタ自動車株式会社 | 減少車線判定装置 |
JP7275520B2 (ja) * | 2018-10-03 | 2023-05-18 | 株式会社アイシン | 車両制御装置 |
JP7245084B2 (ja) | 2019-03-15 | 2023-03-23 | 日立Astemo株式会社 | 自動運転システム |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000097714A (ja) * | 1998-09-21 | 2000-04-07 | Sumitomo Electric Ind Ltd | カーナビゲーション装置 |
JP2003123197A (ja) * | 2001-10-16 | 2003-04-25 | Alpine Electronics Inc | 道路標示等認識装置 |
JP4032727B2 (ja) * | 2001-12-12 | 2008-01-16 | アイシン精機株式会社 | 車線境界検出装置 |
JP3969251B2 (ja) * | 2002-08-23 | 2007-09-05 | トヨタ自動車株式会社 | 車両用運転補助装置 |
JP4752319B2 (ja) * | 2005-04-27 | 2011-08-17 | トヨタ自動車株式会社 | 画像認識装置及び画像認識方法 |
JP4665622B2 (ja) * | 2005-06-22 | 2011-04-06 | 日産自動車株式会社 | 自車位置検出装置、ナビゲーション装置及び減速制御装置 |
JP4820712B2 (ja) * | 2005-08-05 | 2011-11-24 | アイシン・エィ・ダブリュ株式会社 | 路面標示認識システム |
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