JPWO2009125617A1 - 表示装置の駆動回路および表示装置 - Google Patents
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- 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
- G09G3/34—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 by control of light from an independent source
- G09G3/36—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 by control of light from an independent source using liquid crystals
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- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
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- 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]
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- G09G3/34—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 by control of light from an independent source
- G09G3/36—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 by control of light from an independent source using liquid crystals
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- G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
- G09G2360/141—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light conveying information used for selecting or modulating the light emitting or modulating element
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- G—PHYSICS
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- G09G2360/00—Aspects of the architecture of display systems
- G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
- G09G2360/141—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light conveying information used for selecting or modulating the light emitting or modulating element
- G09G2360/142—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light conveying information used for selecting or modulating the light emitting or modulating element the light being detected by light detection means within each pixel
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- 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
- G09G3/2092—Details of a display terminals using a flat panel, the details relating to the control arrangement of the display terminal and to the interfaces thereto
- G09G3/2096—Details of the interface to the display terminal specific for a flat panel
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- Engineering & Computer Science (AREA)
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- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Human Computer Interaction (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
Abstract
Description
4 ソースドライバ(表示装置の駆動回路)
45 AD変換回路(アナログ−デジタル変換回路)
47a、48a バッファ(出力回路)
47b、48b スイッチ部(スイッチ回路)
54 フォトダイオード(光センサ)
SLR、SLG、SLB
データ信号線
GL 走査信号線
P 端子(第1の端子)
P1、P2 端子(第1の端子、第2の端子)
P1、P2、P3
端子(第2の端子、第2の端子、第1の端子)
P3、P4 端子(第1の端子、第1の端子)
Claims (10)
- 表示装置の駆動回路であって、
上記表示装置の駆動回路の第1の端子に入力されるアナログ信号をアナログ−デジタル変換するアナログ−デジタル変換回路を備えており、
上記第1の端子はデータ信号線に出力するデータ信号の出力端子を兼ねており、上記第1の端子が、上記データ信号の出力期間と上記アナログ信号の入力期間とに時分割で使用され、
上記第1の端子と上記アナログ−デジタル変換回路の入力との間は、サンプルホールド回路を除いてはスイッチ回路のみによって接続されているとともに、上記第1の端子と上記第1の端子に上記データ信号を出力する出力回路の出力端子とは互いに直接接続されており、
上記データ信号の出力期間には上記スイッチ回路が上記第1の端子と上記アナログ−デジタル変換回路の入力との間を遮断し、上記アナログ信号の入力期間には上記スイッチ回路が上記第1の端子と上記アナログ−デジタル変換回路の入力との間を導通させるとともに上記出力回路の出力がハイインピーダンスとなることを特徴とする表示装置の駆動回路。 - 上記第1の端子は、表示パネルの表示領域に備えられる光センサの光検出強度に応じたセンサ出力が上記アナログ信号として入力される端子であることを特徴とする請求の範囲第1項に記載の表示装置の駆動回路。
- 上記アナログ−デジタル変換回路は、上記第1の端子ごとにアナログ−デジタル変換部を備えていることを特徴とする請求の範囲第1項または第2項に記載の表示装置の駆動回路。
- 上記アナログ−デジタル変換回路は、複数の上記第1の端子に1つのアナログ−デジタル変換部が共有されるように上記アナログ−デジタル変換部を複数備えており、上記スイッチ回路は、上記複数の上記第1の端子のそれぞれを選択的に上記アナログ−デジタル変換部の入力に接続することを特徴とする請求の範囲第1項または第2項に記載の表示装置の駆動回路。
- データ信号線にデータ信号を出力するのに用いられる一方、上記アナログ信号の入力には用いられない第2の端子を備えていることを特徴とする請求の範囲第3項または第4項に記載の表示装置の駆動回路。
- 請求の範囲第1項から第5項までのいずれか1項に記載の表示装置の駆動回路を備えていることを特徴とする表示装置。
- 上記表示装置の駆動回路がCOG方式により表示パネルに実装されていることを特徴とする請求の範囲第6項に記載の表示装置。
- 上記表示パネルの表示領域に光センサが備えられ、上記光センサの光検出強度に応じたセンサ出力が上記アナログ信号として上記第1の端子に入力されることを特徴とする請求の範囲第6項または第7項に記載の表示装置。
- 各上記第1の端子は複数本で構成される1組のデータ信号線のそれぞれに時分割で接続されており、上記センサ出力の上記第1の端子への伝達に上記1組のデータ信号線のいずれか1本が用いられることを特徴とする請求の範囲第8項に記載の表示装置。
- 各上記第1の端子は1本のデータ信号線に接続されており、上記センサ出力の上記第1の端子への伝達に上記1本のデータ信号線が用いられることを特徴とする請求の範囲第8項に記載の表示装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2010507183A JP5179572B2 (ja) | 2008-04-11 | 2009-01-19 | 表示装置の駆動回路および表示装置 |
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JP2008104019 | 2008-04-11 | ||
JP2008104019 | 2008-04-11 | ||
JP2010507183A JP5179572B2 (ja) | 2008-04-11 | 2009-01-19 | 表示装置の駆動回路および表示装置 |
PCT/JP2009/050668 WO2009125617A1 (ja) | 2008-04-11 | 2009-01-19 | 表示装置の駆動回路および表示装置 |
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JPWO2009125617A1 true JPWO2009125617A1 (ja) | 2011-08-04 |
JP5179572B2 JP5179572B2 (ja) | 2013-04-10 |
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US (1) | US20100295832A1 (ja) |
EP (1) | EP2264688A4 (ja) |
JP (1) | JP5179572B2 (ja) |
CN (1) | CN101925943B (ja) |
WO (1) | WO2009125617A1 (ja) |
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KR102260060B1 (ko) | 2013-11-22 | 2021-06-04 | 삼성디스플레이 주식회사 | 표시 기판 및 이를 포함하는 표시 장치 |
CN104766579B (zh) * | 2015-04-17 | 2017-10-24 | 京东方科技集团股份有限公司 | 一种信号输出电路、显示面板和显示装置 |
US20170168615A1 (en) * | 2015-12-15 | 2017-06-15 | Novatek Microelectronics Corp. | Display device and control device thereof |
US10937360B2 (en) | 2016-01-20 | 2021-03-02 | Silicon Works Co., Ltd. | Source driver for display apparatus |
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KR102650004B1 (ko) * | 2017-12-11 | 2024-03-21 | 엘지디스플레이 주식회사 | 데이터드라이버 및 그를 이용한 유기발광표시장치 |
CN108335684B (zh) * | 2018-05-11 | 2024-06-25 | 深圳市嘉利达专显科技有限公司 | 模数转换实现显示器参数调整的显示设备、方法及存储介质 |
CA3134693A1 (en) * | 2019-03-27 | 2020-10-01 | Nitto Denko Corporation | Data acquisition device and biosensor |
CN110277057B (zh) * | 2019-06-28 | 2021-01-26 | 京东方科技集团股份有限公司 | 一种显示面板、信号处理方法及显示装置 |
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- 2009-01-19 WO PCT/JP2009/050668 patent/WO2009125617A1/ja active Application Filing
- 2009-01-19 JP JP2010507183A patent/JP5179572B2/ja not_active Expired - Fee Related
- 2009-01-19 CN CN2009801026843A patent/CN101925943B/zh not_active Expired - Fee Related
- 2009-01-19 US US12/864,088 patent/US20100295832A1/en not_active Abandoned
- 2009-01-19 EP EP09729228A patent/EP2264688A4/en not_active Withdrawn
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Also Published As
Publication number | Publication date |
---|---|
EP2264688A1 (en) | 2010-12-22 |
CN101925943B (zh) | 2012-08-29 |
WO2009125617A1 (ja) | 2009-10-15 |
JP5179572B2 (ja) | 2013-04-10 |
EP2264688A4 (en) | 2012-07-04 |
CN101925943A (zh) | 2010-12-22 |
US20100295832A1 (en) | 2010-11-25 |
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