FR3121231B1 - Capteur iTOF - Google Patents

Capteur iTOF Download PDF

Info

Publication number
FR3121231B1
FR3121231B1 FR2103217A FR2103217A FR3121231B1 FR 3121231 B1 FR3121231 B1 FR 3121231B1 FR 2103217 A FR2103217 A FR 2103217A FR 2103217 A FR2103217 A FR 2103217A FR 3121231 B1 FR3121231 B1 FR 3121231B1
Authority
FR
France
Prior art keywords
node
lect
itof sensor
itof
sensor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
FR2103217A
Other languages
English (en)
Other versions
FR3121231A1 (fr
Inventor
Matteo Maria Vignetti
Pierre Malinge
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STMicroelectronics Crolles 2 SAS
Original Assignee
STMicroelectronics Crolles 2 SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by STMicroelectronics Crolles 2 SAS filed Critical STMicroelectronics Crolles 2 SAS
Priority to FR2103217A priority Critical patent/FR3121231B1/fr
Priority to US17/704,481 priority patent/US20220308190A1/en
Publication of FR3121231A1 publication Critical patent/FR3121231A1/fr
Application granted granted Critical
Publication of FR3121231B1 publication Critical patent/FR3121231B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G01S7/486—Receivers
    • G01S7/4865—Time delay measurement, e.g. time-of-flight measurement, time of arrival measurement or determining the exact position of a peak
    • 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
    • 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—3D imaging with simultaneous measurement of time-of-flight at a 2D array of receiver pixels, e.g. time-of-flight cameras or flash lidar
    • 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
    • G01S7/491—Details of non-pulse systems
    • G01S7/4912—Receivers
    • G01S7/4913—Circuits for detection, sampling, integration or read-out
    • G01S7/4914—Circuits for detection, sampling, integration or read-out of detector arrays, e.g. charge-transfer gates

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Light Receiving Elements (AREA)
  • Solid State Image Pick-Up Elements (AREA)

Abstract

Capteur iTOF La présente description concerne un capteur iTOF comprenant une pluralité de pixels (2) comportant chacun : une zone de photoconversion (PD) ; un circuit de lecture (LECT') ; et au moins deux ensembles (F1, F2) comportant chacun : - un élément capacitif (C1, C2) connecté à un premier noeud (SN1, SN2) de ensemble, - un dispositif commandable (TG'1, TG'2) de transfert de charge connecté entre une première électrode (100) de la zone de photoconversion (PD) et le premier noeud (SN1, SN2), et - un premier transistor (SF1, SF2) ayant une grille connectée au premier noeud (SN1, SN2), une source connectée au circuit de lecture (LECT') et un drain configuré pour recevoir un potentiel de polarisation (Vdd). Figure pour l'abrégé : Fig. 2
FR2103217A 2021-03-29 2021-03-29 Capteur iTOF Active FR3121231B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR2103217A FR3121231B1 (fr) 2021-03-29 2021-03-29 Capteur iTOF
US17/704,481 US20220308190A1 (en) 2021-03-29 2022-03-25 Indirect time-of-flight (itof) sensor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2103217A FR3121231B1 (fr) 2021-03-29 2021-03-29 Capteur iTOF
FR2103217 2021-03-29

Publications (2)

Publication Number Publication Date
FR3121231A1 FR3121231A1 (fr) 2022-09-30
FR3121231B1 true FR3121231B1 (fr) 2023-05-19

Family

ID=75690601

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2103217A Active FR3121231B1 (fr) 2021-03-29 2021-03-29 Capteur iTOF

Country Status (2)

Country Link
US (1) US20220308190A1 (fr)
FR (1) FR3121231B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20140092712A (ko) * 2013-01-16 2014-07-24 삼성전자주식회사 센싱 픽셀 및 이를 포함하는 이미지 센서
KR102473149B1 (ko) * 2017-11-13 2022-12-02 에스케이하이닉스 주식회사 이미지 센서
WO2020234645A1 (fr) * 2019-05-21 2020-11-26 Sony Semiconductor Solutions Corporation Dispositifs d'imagerie à double mode

Also Published As

Publication number Publication date
US20220308190A1 (en) 2022-09-29
FR3121231A1 (fr) 2022-09-30

Similar Documents

Publication Publication Date Title
US5835141A (en) Single-polysilicon CMOS active pixel image sensor
US5408113A (en) High sensitivity improved photoelectric imaging device with a high signal to noise ratio
GB2079535A (en) Field-effect capacitor
GB2351867A (en) Solid state imaging device having paired column signal lines and voltage follower structure.
US5646428A (en) Output circuit provided with source follower circuit having depletion type MOS transistor
FR3121231B1 (fr) Capteur iTOF
US4354257A (en) Sense amplifier for CCD memory
KR20020061502A (ko) 분할된 광전변환부를 구비한 고체촬상장치
US4593320A (en) Two-dimensional solid-state image pickup device
EP0239978B1 (fr) Dispositif à transfert de charge
US6862041B2 (en) Circuit for processing charge detecting signal having FETS with commonly connected gates
EP0480412B1 (fr) Dispositif à transfer et/ou amplification de charges
JP5350659B2 (ja) 固体撮像装置
KR970077710A (ko) 고체촬상장치
EP0228216A2 (fr) Amplificateur différentiel
JPS5937585B2 (ja) 相補性ｍｉｓ論理回路
US7468500B2 (en) High performance charge detection amplifier for CCD image sensors
JPS61228667A (ja) 固体撮像装置
JPS56162886A (en) Solid state image pickup device
JPS60248063A (ja) 密着型イメ−ジセンサ
JP3591633B2 (ja) 固体撮像素子
JPH0661520A (ja) 光電変換装置
JP4144058B2 (ja) 固体撮像装置
FR3125372B1 (fr) Amplificateur pour un récepteur radiofréquence
JPH01103872A (ja) 固体撮像装置

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 2

PLSC Publication of the preliminary search report

Effective date: 20220930

PLFP Fee payment

Year of fee payment: 3

PLFP Fee payment

Year of fee payment: 4