JP4757779B2 - 距離画像センサ - Google Patents
距離画像センサ Download PDFInfo
- Publication number
- JP4757779B2 JP4757779B2 JP2006309571A JP2006309571A JP4757779B2 JP 4757779 B2 JP4757779 B2 JP 4757779B2 JP 2006309571 A JP2006309571 A JP 2006309571A JP 2006309571 A JP2006309571 A JP 2006309571A JP 4757779 B2 JP4757779 B2 JP 4757779B2
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- JP
- Japan
- Prior art keywords
- semiconductor region
- semiconductor
- semiconductor substrate
- bias voltage
- distance image
- Prior art date
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C3/00—Measuring distances in line of sight; Optical rangefinders
- G01C3/02—Details
- G01C3/06—Use of electric means to obtain final indication
- G01C3/08—Use of electric radiation detectors
- G01C3/085—Use of electric radiation detectors with electronic parallax measurement
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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
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
- G01S17/32—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
- G01S17/36—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated with phase comparison between the received signal and the contemporaneously transmitted signal
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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
- G01S17/88—Lidar systems specially adapted for specific applications
- G01S17/89—Lidar systems specially adapted for specific applications for mapping or imaging
- G01S17/894—Three-dimensional [3D] imaging with simultaneous measurement of time-of-flight at a two-dimensional [2D] array of receiver pixels, e.g. time-of-flight cameras or flash lidar
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
- H10F39/10—Integrated devices
- H10F39/103—Integrated devices the at least one element covered by H10F30/00 having potential barriers, e.g. integrated devices comprising photodiodes or phototransistors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
- H10F39/10—Integrated devices
- H10F39/12—Image sensors
- H10F39/191—Photoconductor image sensors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
- H10F39/10—Integrated devices
- H10F39/12—Image sensors
- H10F39/199—Back-illuminated image sensors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
- H10F39/80—Constructional details of image sensors
- H10F39/804—Containers or encapsulations
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Optical Radar Systems And Details Thereof (AREA)
- Solid State Image Pick-Up Elements (AREA)
- Measurement Of Optical Distance (AREA)
Description
Claims (4)
- 裏面から光が入射される第1導電型の半導体基板と、
前記半導体基板の表面側に1次元又は2次元に配列され、前記半導体基板との間でpn接合を形成する複数の第2導電型の第1半導体領域と、
前記半導体基板の前記表面側に1次元又は2次元に配列されると共に前記第1半導体領域に隣接し、前記半導体基板との間でpn接合を形成する複数の第2導電型の第2半導体領域と、を備え、
前記半導体基板及び前記第1半導体領域には、これらの間に第1逆バイアス電圧を印加するための第1電極及び第2電極が電気的にそれぞれ接続し、
前記前記第2半導体領域には、前記半導体基板に電気的に接続された前記第1電極との間に前記第1逆バイアス電圧に対して所定の位相差を有する第2逆バイアス電圧を印加するための第3電極が電気的に接続し、
印加される前記第1逆バイアス電圧が所定のバイアス電圧値に達したとき、前記第2半導体領域を介して隣接する前記第1半導体領域のpn接合から拡がる第1空乏層は、互いに繋がるように設定されており、
印加される第2逆バイアス電圧が前記所定のバイアス電圧値に達したとき、前記第1半導体領域を介して隣接する前記第2半導体領域のpn接合から拡がる第2空乏層は、互いに繋がるように設定されていることを特徴とする距離画像センサ。 - 前記第1半導体領域及び前記第2半導体領域は、前記半導体基板の前記表面から見て、互いに同じ形状及び同じ面積であることを特徴とする請求項1記載の距離画像センサ。
- 前記第1半導体領域及び前記第2半導体領域は、隣接する前記第1半導体領域若しくは前記第2半導体領域の間に前記第2半導体領域若しくは前記第1半導体領域が配置される所定の繰り返しパターンで、前記半導体基板の前記表面側に配列されていることを特徴とする請求項1又は2記載の距離画像センサ。
- 前記半導体基板の前記表面側に配列された前記第1半導体領域及び前記第2半導体領域のうち外周に配置されたものを含む外縁部は、前記半導体基板の前記裏面において遮光されていることを特徴とする請求項1〜3の何れか一項記載の距離画像センサ。
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006309571A JP4757779B2 (ja) | 2006-11-15 | 2006-11-15 | 距離画像センサ |
| EP07831722.9A EP2093590B1 (en) | 2006-11-15 | 2007-11-13 | Distance image sensor |
| US12/514,898 US8013413B2 (en) | 2006-11-15 | 2007-11-13 | Distance image sensor |
| PCT/JP2007/071992 WO2008059825A1 (en) | 2006-11-15 | 2007-11-13 | Distance image sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006309571A JP4757779B2 (ja) | 2006-11-15 | 2006-11-15 | 距離画像センサ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2008122342A JP2008122342A (ja) | 2008-05-29 |
| JP4757779B2 true JP4757779B2 (ja) | 2011-08-24 |
Family
ID=39401632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006309571A Active JP4757779B2 (ja) | 2006-11-15 | 2006-11-15 | 距離画像センサ |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US8013413B2 (ja) |
| EP (1) | EP2093590B1 (ja) |
| JP (1) | JP4757779B2 (ja) |
| WO (1) | WO2008059825A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009047658A (ja) * | 2007-08-22 | 2009-03-05 | Hamamatsu Photonics Kk | 測距センサ及び測距装置 |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009008537A (ja) * | 2007-06-28 | 2009-01-15 | Fujifilm Corp | 距離画像装置及び撮像装置 |
| JP4971892B2 (ja) * | 2007-07-03 | 2012-07-11 | 浜松ホトニクス株式会社 | 裏面入射型測距センサ及び測距装置 |
| CN101688915B (zh) | 2007-07-03 | 2012-11-21 | 浜松光子学株式会社 | 背面入射型测距传感器以及测距装置 |
| JP4971891B2 (ja) * | 2007-07-03 | 2012-07-11 | 浜松ホトニクス株式会社 | 裏面入射型測距センサ及び測距装置 |
| JP4971890B2 (ja) * | 2007-07-03 | 2012-07-11 | 浜松ホトニクス株式会社 | 裏面入射型測距センサ及び測距装置 |
| CN104160295B (zh) * | 2012-03-09 | 2017-09-15 | 株式会社半导体能源研究所 | 半导体装置的驱动方法 |
| TWI604372B (zh) | 2016-11-14 | 2017-11-01 | 瑞昱半導體股份有限公司 | 用於記憶卡存取之中介電路 |
| JP6691101B2 (ja) * | 2017-01-19 | 2020-04-28 | ソニーセミコンダクタソリューションズ株式会社 | 受光素子 |
| EP3573104B1 (en) * | 2017-01-19 | 2022-04-13 | Sony Semiconductor Solutions Corporation | Light-receiving element |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4176369A (en) * | 1977-12-05 | 1979-11-27 | Rockwell International Corporation | Image sensor having improved moving target discernment capabilities |
| JPH06326286A (ja) * | 1993-05-10 | 1994-11-25 | Olympus Optical Co Ltd | 裏面入射型固体撮像装置 |
| JP4571267B2 (ja) * | 2000-04-04 | 2010-10-27 | 浜松ホトニクス株式会社 | 放射線検出器 |
| JP4522531B2 (ja) * | 2000-04-04 | 2010-08-11 | 浜松ホトニクス株式会社 | 半導体エネルギー検出素子 |
| AU2002239608A1 (en) * | 2000-12-11 | 2002-06-24 | Canesta, Inc. | Cmos-compatible three-dimensional image sensing using quantum efficiency modulation |
| JP2003086827A (ja) * | 2001-09-12 | 2003-03-20 | Hamamatsu Photonics Kk | ホトダイオードアレイ、固体撮像装置、及び、放射線検出器 |
| US7170143B2 (en) * | 2003-10-20 | 2007-01-30 | Hamamatsu Photonics K.K. | Semiconductor photo-detection device and radiation apparatus |
| EP1668384B1 (en) * | 2004-09-17 | 2008-04-16 | Matsushita Electric Works, Ltd. | A range image sensor |
| JP4725095B2 (ja) * | 2004-12-15 | 2011-07-13 | ソニー株式会社 | 裏面入射型固体撮像装置及びその製造方法 |
-
2006
- 2006-11-15 JP JP2006309571A patent/JP4757779B2/ja active Active
-
2007
- 2007-11-13 US US12/514,898 patent/US8013413B2/en active Active
- 2007-11-13 EP EP07831722.9A patent/EP2093590B1/en active Active
- 2007-11-13 WO PCT/JP2007/071992 patent/WO2008059825A1/ja not_active Ceased
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009047658A (ja) * | 2007-08-22 | 2009-03-05 | Hamamatsu Photonics Kk | 測距センサ及び測距装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2093590A4 (en) | 2015-04-01 |
| JP2008122342A (ja) | 2008-05-29 |
| US8013413B2 (en) | 2011-09-06 |
| EP2093590B1 (en) | 2016-05-18 |
| EP2093590A1 (en) | 2009-08-26 |
| WO2008059825A1 (en) | 2008-05-22 |
| US20100078749A1 (en) | 2010-04-01 |
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