JP2020060568A - センサ、センサシステム、および撮像方法 - Google Patents
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- 238000003384 imaging method Methods 0.000 title claims abstract description 133
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- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
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- G01S17/88—Lidar systems specially adapted for specific applications
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- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
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- G01S7/4861—Circuits for detection, sampling, integration or read-out
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- G—PHYSICS
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- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
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- H01L27/144—Devices controlled by radiation
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- H01L27/14601—Structural or functional details thereof
- H01L27/14603—Special geometry or disposition of pixel-elements, address-lines or gate-electrodes
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- H01L27/144—Devices controlled by radiation
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- H01L27/144—Devices controlled by radiation
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Abstract
Description
Claims (18)
- 複数の受動撮像画素、及び
複数の飛行時間(TOF)撮像画素
を含む、センサアレイ
を備えた、センサ。 - 前記受動撮像画素が、前記センサアレイ上の前記TOF撮像画素と交互のパターンで配置される、請求項1に記載のセンサ。
- 前記交互のパターンが、前記センサアレイ全体に受動撮像画素の列及びTOF撮像画素の列を交互に含む、請求項2に記載のセンサ。
- 前記受動撮像画素及び前記TOF撮像画素が、前記センサアレイ内の半導体の共通層にある、請求項1に記載のセンサ。
- 前記受動撮像画素が、それぞれPINフォトダイオードを含む、請求項1に記載のセンサ。
- 前記TOF撮像画素が、それぞれアバランシェフォトダイオードを含む、請求項1に記載のセンサ。
- 各TOF撮像画素が、
第1のノードに電気的に接続された定電流源と、
前記第1のノードと接地との間に電気的に接続される積分コンデンサと、
前記第1のノードと第2のノードとの間に電気的に接続されるサンプリングトランジスタと、
フォトダイオードであって、そのフォトダイオードに入射する放射に応答して前記サンプリングトランジスタを介して電気的な接続性を切り替えるために、前記サンプリングトランジスタのベース端子と前記接地との間に電気的に接続される、フォトダイオードと、
を含む、請求項1に記載のセンサ。 - 前記受動撮像画素及び前記TOF画素がすべて、SWIR照明に対して感度を有する、請求項1に記載のセンサ。
- 各TOF画素が、そのTOF画素と視野内の一点との間の距離を表す画素値を生成するように構成される、請求項1に記載のセンサ。
- 複数の受動撮像画素、及び複数の飛行時間(TOF)撮像画素を含む、センサアレイと、
前記センサアレイに動作可能に接続される読み出し専用集積回路(ROIC)と、
を備える、センサシステムであって、
前記ROICが、
前記受動撮像画素から撮像データを示す電気信号を受信するように各受動撮像画素に動作可能に接続される、それぞれのROIC画素と、
前記TOF撮像画素からTOFを示す電気信号を受信するように各TOF撮像画素に動作可能に接続される、それぞれのROIC画素と、
を含む、センサシステム。 - 前記ROICから受動撮像データ及びTOF撮像データを受信するように、前記ROICに動作可能に接続されたサポートモジュールをさらに備える、請求項10に記載のシステム。
- 前記サポートモジュールが、受動撮像データ及びTOF撮像データを含む混合画像を出力するように構成される、請求項11に記載のシステム。
- 前記サポートモジュールが、受動撮像データ及びTOF撮像データを前記ROICから分離し、受動撮像及びTOF撮像のための別個の画像を出力するように構成される、請求項12に記載のシステム。
- 照明源と、前記照明源及び前記センサアレイに動作可能に接続されてTOF撮像画素積分及び前記照明のパルスを開始するコントローラと、をさらに備え、
前記TOF撮像画素が、前記照明のパルスの飛行時間(TOF)を示す信号を出力する、請求項10に記載のシステム。 - 前記コントローラが、前記照明源を使用してシーンをフラッシュし、前記照明源を使用して前記シーンをフラッシュしながら、前記受動撮像画素からの受動撮像データを収集するように構成される、請求項14に記載のシステム。
- 各TOF画素が、そのTOF画素と視野内の一点との間の距離を表す画素値を生成するように構成される、請求項10に記載のシステム。
- 撮像の方法であって、
センサアレイからの受動撮像データを収集することと、
前記センサアレイからの飛行時間(TOF)撮像データを収集することと、
を備える、方法。 - 受動撮像データを収集すること及びTOF撮像データを収集することが、少なくとも部分的に同時に視差のない単一の光軸に沿って実行される、請求項17に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US16/156,392 US10985203B2 (en) | 2018-10-10 | 2018-10-10 | Sensors for simultaneous passive imaging and range finding |
US16/156,392 | 2018-10-10 |
Publications (2)
Publication Number | Publication Date |
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JP2020060568A true JP2020060568A (ja) | 2020-04-16 |
JP7431552B2 JP7431552B2 (ja) | 2024-02-15 |
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US (2) | US10985203B2 (ja) |
EP (1) | EP3637133B1 (ja) |
JP (1) | JP7431552B2 (ja) |
IL (1) | IL269841B2 (ja) |
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US10985203B2 (en) | 2021-04-20 |
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US20210225925A1 (en) | 2021-07-22 |
IL269841B2 (en) | 2023-11-01 |
IL269841A (en) | 2020-04-30 |
US11876111B2 (en) | 2024-01-16 |
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