JP2016533648A - 近接センサシステム及びその操作方法 - Google Patents
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- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
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- G—PHYSICS
- G01—MEASURING; TESTING
- 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
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/04—Systems determining the presence of a target
-
- G—PHYSICS
- G01—MEASURING; TESTING
- 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
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
- G01S17/10—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves
- G01S17/18—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves wherein range gates are used
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- G—PHYSICS
- G01—MEASURING; TESTING
- 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
- G01S7/481—Constructional features, e.g. arrangements of optical elements
- G01S7/4818—Constructional features, e.g. arrangements of optical elements using optical fibres
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- G—PHYSICS
- G01—MEASURING; TESTING
- 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
- G01S7/483—Details of pulse systems
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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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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/08—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof in which radiation controls flow of current through the device, e.g. photoresistors
- H01L31/10—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof in which radiation controls flow of current through the device, e.g. photoresistors characterised by potential barriers, e.g. phototransistors
- H01L31/101—Devices sensitive to infrared, visible or ultraviolet radiation
- H01L31/102—Devices sensitive to infrared, visible or ultraviolet radiation characterised by only one potential barrier
- H01L31/105—Devices sensitive to infrared, visible or ultraviolet radiation characterised by only one potential barrier the potential barrier being of the PIN type
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/08—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof in which radiation controls flow of current through the device, e.g. photoresistors
- H01L31/10—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof in which radiation controls flow of current through the device, e.g. photoresistors characterised by potential barriers, e.g. phototransistors
- H01L31/101—Devices sensitive to infrared, visible or ultraviolet radiation
- H01L31/112—Devices sensitive to infrared, visible or ultraviolet radiation characterised by field-effect operation, e.g. junction field-effect phototransistor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/12—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof structurally associated with, e.g. formed in or on a common substrate with, one or more electric light sources, e.g. electroluminescent light sources, and electrically or optically coupled thereto
- H01L31/16—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof structurally associated with, e.g. formed in or on a common substrate with, one or more electric light sources, e.g. electroluminescent light sources, and electrically or optically coupled thereto the semiconductor device sensitive to radiation being controlled by the light source or sources
- H01L31/167—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof structurally associated with, e.g. formed in or on a common substrate with, one or more electric light sources, e.g. electroluminescent light sources, and electrically or optically coupled thereto the semiconductor device sensitive to radiation being controlled by the light source or sources the light sources and the devices sensitive to radiation all being semiconductor devices characterised by potential barriers
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- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
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- Condensed Matter Physics & Semiconductors (AREA)
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- Spectroscopy & Molecular Physics (AREA)
- Light Receiving Elements (AREA)
- Optical Radar Systems And Details Thereof (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Geophysics And Detection Of Objects (AREA)
- Photo Coupler, Interrupter, Optical-To-Optical Conversion Devices (AREA)
Abstract
Description
本特許出願は、2013年7月5日出願の米国仮特許出願第61/843,152号の優先権を主張するものであり、上記特許文献は、参照によってその全体が本明細書に組み込まれる。
L=(tx光の速度)/2
Claims (16)
- 近接センサシステムであって、
第1のドープ領域と、ゲートと、第2のドープ領域と、光吸収領域とを備える光検出器であって、前記光吸収領域は、少なくとも1つの材料を含み、その上への光入射に反応して、反対電荷のキャリア対が生成され、前記第1のドープ領域が第1の電荷を有する前記キャリア対の第1のキャリアを引き寄せ、前記第2のドープ領域が第2の反対電荷を有する前記キャリア対の第2のキャリアを引き寄せ、前記光検出器は、前記近接センサシステムの近傍にある物体の存在の出力信号表示を生成する光検出器と、
前記光検出器に印加される複数の制御信号を生成するための制御回路であって、前記複数の制御信号は、前記光検出器の前記第1のドープ領域に印加された第1の制御信号と、前記光検出器の前記ゲートに印加された第2の制御信号と、前記光検出器の前記第2のドープ領域に印加された第3の制御信号と、を備え、前記印加された制御信号は、前記光検出器の操作状態を制御する制御回路と、
前記光検出器からの前記出力信号を検出するための信号検出器と、を備える近接センサシステム。 - 前記光検出器の前記第1のドープ領域は、p型半導体により形成され、前記第2のドープ領域はn型半導体により形成されている、請求項1に記載の近接センサシステム。
- 前記光検出器が前記光検出器中で実質的に電流の流れがない状態で逆バイアスモードとなるように、前記第1と、第2と、第3の制御信号の関連する電圧振幅の第1のセットを生成することにより、前記制御回路が、前記光検出器を検出していない状態にする、請求項1に記載の近接センサシステム。
- 前記第1のドープ領域に印加された前記第1の電圧振幅は、前記第2のドープ領域に印加された前記第3の電圧振幅よりも低い、請求項3に記載の近接センサシステム。
- 前記光検出器が、前記光検出器上に入射光がない状態の前記光検出器中で実質的に電流の流れがない状態で順バイアスモードとなるように、前記第1と、第2と、第3の制御信号の関連する電圧振幅の第2のセットを生成することにより、前記制御回路は、前記光検出器を検出している状態にする、請求項1に記載の近接センサシステム。
- 前記第1のドープ領域に印加された前記第1の電圧振幅は、前記第2のドープ領域に印加された前記第3の電圧振幅と約1ボルト異なる、請求項5に記載の近接センサシステム。
- 前記光検出器が、前記光検出器上に入射光がある状態の前記光検出器中で電流の流れる状態で順バイアスモードとなるように、前記第1と、第2と、第3の制御信号の関連する電圧振幅の第2のセットを生成することにより、前記制御回路は、前記光検出器を検出している状態にする、請求項1に記載の近接センサシステム。
- 前記第1及び第2のドープ領域との間の電界を増加することで、前記入射光に反応して、前記光検出器中の前記電流が流れる時間を減少する、請求項7に記載の近接センサシステム。
- 前記第1及び第2のドープ領域との間の電界が減少することで、前記入射光に反応して、前記光検出器中に前記電流が流れる時間を増加する、請求項7に記載の近接センサシステム。
- 前記制御回路は、検出していない状態と検出している状態との間の前記光検出器を交互に入れ替えるために、前記制御信号を印加する、請求項1に記載の近接センサシステム。
- 前記光検出器が実質的に電流の流れがない状態で逆バイアスモードとなるように、前記第1と、第2と、第3の制御信号の関連する電圧振幅の第1のセットを生成することにより、前記制御回路は、前記光検出器を前記検出していない状態にする、請求項10に記載の近接センサシステム。
- 前記光検出器が、入射光のないときに実質的に電流の流れがない状態で、かつ入射光の存在下では電流の流れのある状態で順バイアスモードにあるように、前記第1と、第2と、第3の制御信号の関連する電圧振幅の第2のセットを生成することによって、前記制御回路は、前記光検出器を前記検出している状態にする、請求項11に記載の近接センサシステム。
- パルス光源をさらに含む、請求項1に記載の近接センサシステム。
- 前記光源の前記パルスは、前記光検出器が検出する状態にあるときに、前記光検出器と同期し光を発する、請求項13に記載の近接センサシステム。
- 前記光源からの前記発光と前記光検出器中の電流の流れの前記検出との間の時間は、前記対象から反射された光の入射によって、前記対象の存在を検出するために使用される、請求項14に記載の近接センサシステムを使用している対象の存在の検出方法。
- 前記光源からの前記発光と前記光検出器中の電流の流れの前記検出との間の時間は、前記対象から反射された光の入射によって、前記対象の前記距離を確認するために使用される、請求項14に記載の近接センサシステムを使用している対象の距離の検出方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361843152P | 2013-07-05 | 2013-07-05 | |
US61/843,152 | 2013-07-05 | ||
PCT/IB2014/003290 WO2016038416A2 (en) | 2013-07-05 | 2014-07-03 | Proximity sensor systems and methods of operating same |
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JP2016533648A true JP2016533648A (ja) | 2016-10-27 |
JP6405554B2 JP6405554B2 (ja) | 2018-10-17 |
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EP (1) | EP3020075B1 (ja) |
JP (1) | JP6405554B2 (ja) |
KR (1) | KR102146145B1 (ja) |
CN (1) | CN105849583B (ja) |
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WO2016038416A3 (en) | 2016-05-26 |
KR102146145B1 (ko) | 2020-08-20 |
IL243478B (en) | 2019-12-31 |
IL243478A0 (en) | 2016-02-29 |
EP3020075A2 (en) | 2016-05-18 |
WO2016038416A2 (en) | 2016-03-17 |
CN105849583B (zh) | 2018-01-23 |
EP3020075B1 (en) | 2018-09-05 |
CN105849583A (zh) | 2016-08-10 |
JP6405554B2 (ja) | 2018-10-17 |
KR20160060032A (ko) | 2016-05-27 |
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