JP6074174B2 - 半導体装置及び表示装置 - Google Patents
半導体装置及び表示装置 Download PDFInfo
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- JP6074174B2 JP6074174B2 JP2012143065A JP2012143065A JP6074174B2 JP 6074174 B2 JP6074174 B2 JP 6074174B2 JP 2012143065 A JP2012143065 A JP 2012143065A JP 2012143065 A JP2012143065 A JP 2012143065A JP 6074174 B2 JP6074174 B2 JP 6074174B2
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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]
- 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
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
- H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
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- H10D86/423—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs having a particular composition, shape or crystalline structure of the active layer comprising semiconductor materials not belonging to the Group IV, e.g. InGaZnO
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
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- H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
- H10D86/481—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs integrated with passive devices, e.g. auxiliary capacitors
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
- H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
- H10D86/60—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs wherein the TFTs are in active matrices
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
- G09G2300/0809—Several active elements per pixel in active matrix panels
- G09G2300/0819—Several active elements per pixel in active matrix panels used for counteracting undesired variations, e.g. feedback or autozeroing
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
- G09G2300/0809—Several active elements per pixel in active matrix panels
- G09G2300/0842—Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor
- G09G2300/0852—Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor being a dynamic memory with more than one capacitor
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
- G09G2300/0809—Several active elements per pixel in active matrix panels
- G09G2300/0842—Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor
- G09G2300/0861—Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor with additional control of the display period without amending the charge stored in a pixel memory, e.g. by means of additional select electrodes
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/04—Maintaining the quality of display appearance
- G09G2320/043—Preventing or counteracting the effects of ageing
- G09G2320/045—Compensation of drifts in the characteristics of light emitting or modulating elements
-
- 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
- G09G3/34—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
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3648—Control of matrices with row and column drivers using an active matrix
- G09G3/3659—Control of matrices with row and column drivers using an active matrix the addressing of the pixel involving the control of two or more scan electrodes or two or more data electrodes, e.g. pixel voltage dependant on signal of two data electrodes
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- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Control Of El Displays (AREA)
- Electroluminescent Light Sources (AREA)
Description
本発明の一態様は、発光素子を有する画素だけでなく、電流源として機能する様々なアナログ回路として用いることができる。そこでまず、本実施の形態では、本発明で開示する回路の基本原理の一例について述べる。
本実施の形態においては実施の形態1で述べた半導体装置の回路構成とは別の構成の一例について説明する。
本実施の形態においては実施の形態1及び実施の形態2で述べた半導体装置の回路構成とは別の構成の例について説明する。
上記実施の形態1乃至実施の形態3で説明した構成では、負荷16の寄生容量を利用することを前提にして、各回路構成の動作を説明したが、別の構成とすることも可能である。本実施の形態では、上記実施の形態の回路構成における負荷16に電気的に並列に接続した容量素子を追加した構成について示す。
本実施の形態においては実施の形態1乃至実施の形態4で述べた半導体装置の回路構成とは別の構成について説明する。
本実施の形態においては、上記実施の形態で説明した半導体装置を具備する表示装置の信号線駆動回路の一部に用いる構成について、説明する。
本実施の形態では本発明の一態様である回路構成を表示装置の画素に適用した場合の一例について説明する。
本実施の形態においては実施の形態7で述べた表示装置の画素の回路構成とは別の構成の一例について説明する。
本実施の形態においては実施の形態7及び実施の形態8で述べた表示装置の画素の回路構成とは別の構成の例について説明する。
上記実施の形態7乃至実施の形態9で説明した構成では、発光素子106の寄生容量を利用することを前提にして、各回路構成の動作を説明したが、別の構成とすることも可能である。本実施の形態では、上記実施の形態の回路構成における発光素子106に電気的に並列に接続した容量素子を追加した構成について示す。
本実施の形態においては実施の形態7乃至実施の形態10で述べた画素の回路構成とは別の構成について説明する。
本実施の形態では、上記実施の形態7の図28(A)で説明した表示装置の画素の回路構成に対応する上面図及び断面図の構成について説明する。
上記実施の形態では表示装置の画素を構成する各トランジスタをnチャネル型のトランジスタを用いるとして説明をしている。これに対して本実施の形態では、表示装置の画素の回路構成にpチャネル型のトランジスタを用いる際の回路構成について述べる。
上記実施の形態では表示装置の画素を構成する各トランジスタを、主にnチャネル型のトランジスタであるとして説明をしている。特に本実施の形態では、表示装置の画素の回路構成に酸化物半導体層にチャネル形成領域が形成されるトランジスタを用いる場合について述べる。
本実施の形態では、上記実施の形態7乃至実施の形態14で示した画素構成を有する表示パネルセルの構成について図75(A)、(B)を用いて説明する。
本実施の形態においては、電子機器の例について説明する。
Ci カソード線
Cj カソード線
Cm カソード線
G1 走査線
Gm 走査線
Ga1 走査線
Gai 走査線
Gam 走査線
Gb1 走査線
Gbi 走査線
Gbj 走査線
Gbm 走査線
Gc1 走査線
Gci 走査線
Gcj 走査線
Gcm 走査線
Gd1 走査線
Gdi 走査線
Gdj 走査線
Gdm 走査線
Ge1 走査線
Gei 走査線
Gej 走査線
Gem 走査線
Pm 電源線
P1 電源線
Pj 電源線
Pn 電源線
S1 信号線
Sj 信号線
Si1 初期化信号線
Sij 初期化信号線
Sin 初期化信号線
Sn 信号線
10 半導体装置
10_1 半導体装置
10_3 半導体装置
10A 半導体装置
10B 半導体装置
10C 半導体装置
10c 半導体装置
10h 半導体装置
10hc 半導体装置
10hm 半導体装置
10p 半導体装置
10pc 半導体装置
11 トランジスタ
11A トランジスタ
11B トランジスタ
11C トランジスタ
11D トランジスタ
12 スイッチ
12p スイッチ
12T トランジスタ
13 スイッチ
13T トランジスタ
14 スイッチ
14T トランジスタ
15 スイッチ
15A スイッチ
15B スイッチ
15T トランジスタ
16 負荷
17 容量素子
17c 容量素子
18 配線
18p 配線
19 配線
20 配線
20A 配線
20B 配線
21 回路
21h 回路
21p 回路
22 回路
22m 回路
23 回路
23A 回路
23B 回路
23h 回路
24A 回路
24B 回路
24C 回路
24D 回路
25A 回路
25B 回路
26 回路
31 配線
31p 配線
32 配線
33 配線
34 配線
34A 配線
34B 配線
41 表示装置
42 画素領域
43 ゲート線駆動回路
44 信号線駆動回路
45 シフトレジスタ
46 ラッチ回路
47 ラッチ回路
48 デジタル・アナログ変換回路
49 リファレンス用電流源回路
50 リファレンス用電流源回路
60_1 スイッチ
60_3 スイッチ
100 画素
100_n 画素
100A 画素
100B 画素
100C 画素
100h 画素
100hc 画素
100hC 画素
100hm 画素
100p 画素
100pC 画素
101 トランジスタ
101A トランジスタ
101B トランジスタ
101C トランジスタ
101D トランジスタ
101G トランジスタ
101R トランジスタ
102 スイッチ
102p スイッチ
102T トランジスタ
103 スイッチ
103T トランジスタ
104 スイッチ
104T トランジスタ
105 スイッチ
105A スイッチ
105B スイッチ
105T トランジスタ
106 発光素子
107 容量素子
107c 容量素子
107C 容量素子
108 配線
108p 配線
109 配線
110 配線
110A 配線
110B 配線
110G 配線
110h 配線
110R 配線
113A 回路
113B 回路
121 回路
122 回路
123 回路
131 配線
131p 配線
131p_n 配線
132 配線
133 配線
133_n 配線
134 配線
135_n 配線
135A 配線
135B 配線
201 信号線駆動回路
202A 走査線駆動回路
202B 走査線駆動回路
202C 走査線駆動回路
202D 走査線駆動回路
202E 走査線駆動回路
202F 走査線駆動回路
203 画素領域
204 電源線制御回路
205 初期化信号線駆動回路
206 カソード線駆動回路
400 基板
401 絶縁層
402 絶縁層
403 絶縁層
410 基板
411 絶縁層
412 絶縁層
413 絶縁層
500 画素
501 pチャネル型トランジスタ
502T トランジスタ
503T トランジスタ
504T トランジスタ
505T トランジスタ
506 発光素子
600 画素
601 トランジスタ
602 トランジスタ
605 トランジスタ
851 導電層
852 半導体層
852_n 不純物領域
853 導電層
854 導電層
855 導電層
856 コンタクトホール
857 コンタクトホール
858 コンタクトホール
859 コンタクトホール
860 半導体層
5000 筐体
5001 表示部
5002 表示部
5003 スピーカ
5004 LEDランプ
5005 操作キー
5006 接続端子
5007 センサ
5008 マイクロフォン
5009 スイッチ
5010 赤外線ポート
5011 記録媒体読込部
5012 支持部
5013 イヤホン
5014 アンテナ
5015 シャッターボタン
5016 受像部
5017 充電器
5018 支持台
5019 外部接続ポート
5020 ポインティングデバイス
5021 リーダ/ライタ
5022 筐体
5023 表示部
5024 リモコン装置
5025 スピーカ
5026 表示モジュール
5027 ユニットバス
5028 表示モジュール
5029 車体
5030 天井
5031 表示モジュール
5032 ヒンジ部
6701 信号線駆動回路
6702 画素部
6703 走査線駆動回路
6704 封止基板
6705 シール材
6706 走査線駆動回路
6707 空間
6708 配線
6709 FPC
6710 基板
6711 トランジスタ
6712 トランジスタ
6713 電極
6714 絶縁物
6716 層
6717 電極
6718 発光素子
6719 ICチップ
6720 nチャネル型トランジスタ
6721 nチャネル型トランジスタ
8000 表示モジュール
8001 上部カバー
8002 下部カバー
8003 FPC
8004 タッチパネルセル
8005 FPC
8006 表示パネルセル
8007 フレーム
8008 プリント基板
Claims (2)
- トランジスタと、容量素子と、第1乃至第5のスイッチと、を有し、
前記トランジスタのゲートは、前記容量素子の第1の電極と直接接続され、
前記トランジスタのゲートは、前記第1のスイッチの第1の端子と直接接続され、
前記トランジスタのソース又はドレインの一方は、前記第2のスイッチの第1の端子と直接接続され、
前記トランジスタのソース又はドレインの一方は、前記第3のスイッチの第1の端子と直接接続され、
前記トランジスタのソース又はドレインの他方は、前記第1のスイッチの第2の端子と直接接続され、
前記トランジスタのソース又はドレインの他方は、前記第4のスイッチの第1の端子と直接接続され、
前記トランジスタのソース又はドレインの他方は、前記第5のスイッチの第1の端子と直接接続され、
前記第2のスイッチの第2の端子は、第1の配線と直接接続され、
前記第3のスイッチの第2の端子は、負荷と直接接続され、
前記第3のスイッチの第2の端子は、前記容量素子の第2の電極と直接接続され、
前記第4のスイッチの第2の端子は、第2の配線と直接接続され、
前記第5のスイッチの第2の端子は、第3の配線と直接接続されることを特徴とする半導体装置。 - トランジスタと、容量素子と、第1乃至第5のスイッチと、EL素子と、を有し、
前記トランジスタのゲートは、前記容量素子の第1の電極と直接接続され、
前記トランジスタのゲートは、前記第1のスイッチの第1の端子と直接接続され、
前記トランジスタのソース又はドレインの一方は、前記第2のスイッチの第1の端子と直接接続され、
前記トランジスタのソース又はドレインの一方は、前記第3のスイッチの第1の端子と直接接続され、
前記トランジスタのソース又はドレインの他方は、前記第1のスイッチの第2の端子と直接接続され、
前記トランジスタのソース又はドレインの他方は、前記第4のスイッチの第1の端子と直接接続され、
前記トランジスタのソース又はドレインの他方は、前記第5のスイッチの第1の端子と直接接続され、
前記第2のスイッチの第2の端子は、第1の配線と直接接続され、
前記第3のスイッチの第2の端子は、前記EL素子と直接接続され、
前記第3のスイッチの第2の端子は、前記容量素子の第2の電極と直接接続され、
前記第4のスイッチの第2の端子は、第2の配線と直接接続され、
前記第5のスイッチの第2の端子は、第3の配線と直接接続されることを特徴とする表示装置。
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| JP2012143065A JP6074174B2 (ja) | 2011-06-30 | 2012-06-26 | 半導体装置及び表示装置 |
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| JP2013033228A JP2013033228A (ja) | 2013-02-14 |
| JP2013033228A5 JP2013033228A5 (ja) | 2015-06-25 |
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| US8878589B2 (en) * | 2011-06-30 | 2014-11-04 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and driving method thereof |
| US8710505B2 (en) | 2011-08-05 | 2014-04-29 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device |
| KR101962097B1 (ko) | 2011-10-18 | 2019-03-27 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 반도체 장치 |
| US12176356B2 (en) | 2011-10-18 | 2024-12-24 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device including transistor and light-emitting element |
| US10043794B2 (en) | 2012-03-22 | 2018-08-07 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and electronic device |
| US9245935B2 (en) * | 2013-04-02 | 2016-01-26 | Semiconductor Energy Laboratory Co., Ltd. | Light-emitting device |
| KR102022519B1 (ko) * | 2013-05-13 | 2019-09-19 | 삼성디스플레이 주식회사 | 화소 및 이를 이용한 유기전계발광 표시장치 |
| US10483293B2 (en) | 2014-02-27 | 2019-11-19 | Semiconductor Energy Laboratory Co., Ltd. | Active matrix display device, and module and electronic appliance including the same |
| WO2016139549A1 (ja) | 2015-03-03 | 2016-09-09 | 株式会社半導体エネルギー研究所 | 表示装置および電子機器 |
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- 2012-06-26 JP JP2012143065A patent/JP6074174B2/ja not_active Expired - Fee Related
- 2012-06-28 KR KR1020120069767A patent/KR101900657B1/ko active Active
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|---|---|
| US20130003269A1 (en) | 2013-01-03 |
| US9508759B2 (en) | 2016-11-29 |
| US8878589B2 (en) | 2014-11-04 |
| USRE48576E1 (en) | 2021-06-01 |
| KR101900657B1 (ko) | 2018-09-20 |
| KR20130007471A (ko) | 2013-01-18 |
| JP2013033228A (ja) | 2013-02-14 |
| JP2017083847A (ja) | 2017-05-18 |
| US20150048370A1 (en) | 2015-02-19 |
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