CN116034278A - 一种电流检测装置的控制方法及控制设备 - Google Patents
一种电流检测装置的控制方法及控制设备 Download PDFInfo
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- CN116034278A CN116034278A CN202180001711.9A CN202180001711A CN116034278A CN 116034278 A CN116034278 A CN 116034278A CN 202180001711 A CN202180001711 A CN 202180001711A CN 116034278 A CN116034278 A CN 116034278A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
- G09G3/3225—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix
- G09G3/3233—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element
- G09G3/3241—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element the current through the light-emitting element being set using a data current provided by the data driver, e.g. by using a two-transistor current mirror
Abstract
一种电流检测装置的控制方法及控制设备。用于提升电流检测装置检测到的电流的精度。对检测线(102)进行积分操作前的第一时间点，控制感测控制开关(303)处于导通状态(步骤801)；控制电流检测电路(201)在积分开始时间点开始对检测线(102)的电流进行积分操作，得到检测线(102)对应的积分电压信号(步骤802)；对该积分电压信号进行多次采样，确定不同采样点之间的输出电压(步骤803)；基于该输出电压，确定检测线(102)的电流(步骤804)。
Description
PCT国内申请，说明书已公开。
Claims (19)
- PCT国内申请，权利要求书已公开。
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2021/102523 WO2022267050A1 (zh) | 2021-06-25 | 2021-06-25 | 一种电流检测装置的控制方法及控制设备 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116034278A true CN116034278A (zh) | 2023-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202180001711.9A Pending CN116034278A (zh) | 2021-06-25 | 2021-06-25 | 一种电流检测装置的控制方法及控制设备 |
Country Status (2)
| Country | Link |
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| CN (1) | CN116034278A (zh) |
| WO (1) | WO2022267050A1 (zh) |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101597037B1 (ko) * | 2014-06-26 | 2016-02-24 | 엘지디스플레이 주식회사 | 구동소자의 전기적 특성 편차를 보상할 수 있는 유기발광 표시장치 |
| KR101529005B1 (ko) * | 2014-06-27 | 2015-06-16 | 엘지디스플레이 주식회사 | 구동소자의 전기적 특성을 센싱할 수 있는 유기발광 표시장치 |
| KR102168879B1 (ko) * | 2014-07-10 | 2020-10-23 | 엘지디스플레이 주식회사 | 유기발광다이오드의 열화를 센싱할 수 있는 유기발광 표시장치 |
| CN105280140B (zh) * | 2015-11-24 | 2018-02-16 | 深圳市华星光电技术有限公司 | 感测电路与相应的oled显示设备 |
| KR102627275B1 (ko) * | 2016-10-25 | 2024-01-23 | 엘지디스플레이 주식회사 | 유기 발광 표시 장치 |
| KR102412676B1 (ko) * | 2017-11-16 | 2022-06-24 | 삼성디스플레이 주식회사 | 유기 발광 표시 장치 및 이의 구동 방법 |
| KR102636687B1 (ko) * | 2018-12-04 | 2024-02-15 | 엘지디스플레이 주식회사 | 픽셀 센싱 장치와 그를 포함한 유기발광 표시장치, 및 유기발광 표시장치의 센싱 출력 제어방법 |
| KR102560747B1 (ko) * | 2018-12-20 | 2023-07-27 | 엘지디스플레이 주식회사 | 유기발광 표시장치와 그의 픽셀 센싱 방법 |
| KR102643806B1 (ko) * | 2019-08-05 | 2024-03-05 | 삼성전자주식회사 | Oled 구동 특성 검출 회로 및 이를 포함하는 유기 발광 표시 장치 |
| KR102610829B1 (ko) * | 2019-09-30 | 2023-12-07 | 주식회사 엘엑스세미콘 | 화소센싱회로 |
| CN111951734B (zh) * | 2020-09-02 | 2022-09-30 | 京东方科技集团股份有限公司 | 获取像素单元的电学数据的方法和装置、阵列基板 |
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2021
- 2021-06-25 WO PCT/CN2021/102523 patent/WO2022267050A1/zh unknown
- 2021-06-25 CN CN202180001711.9A patent/CN116034278A/zh active Pending
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| Publication number | Publication date |
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| WO2022267050A1 (zh) | 2022-12-29 |
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