KR102479269B1 - 표시 장치 및 휴대 전화기 - Google Patents
표시 장치 및 휴대 전화기 Download PDFInfo
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- KR102479269B1 KR102479269B1 KR1020227021885A KR20227021885A KR102479269B1 KR 102479269 B1 KR102479269 B1 KR 102479269B1 KR 1020227021885 A KR1020227021885 A KR 1020227021885A KR 20227021885 A KR20227021885 A KR 20227021885A KR 102479269 B1 KR102479269 B1 KR 102479269B1
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- oxide semiconductor
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- insulating layer
- signal
- semiconductor layer
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- 239000004065 semiconductor Substances 0.000 claims description 161
- 239000000758 substrate Substances 0.000 claims description 63
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 21
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- 239000011521 glass Substances 0.000 claims description 20
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 20
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 16
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- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
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- AZWHFTKIBIQKCA-UHFFFAOYSA-N [Sn+2]=O.[O-2].[In+3] Chemical compound [Sn+2]=O.[O-2].[In+3] AZWHFTKIBIQKCA-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
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- SWXQKHHHCFXQJF-UHFFFAOYSA-N azane;hydrogen peroxide Chemical compound [NH4+].[O-]O SWXQKHHHCFXQJF-UHFFFAOYSA-N 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- UMIVXZPTRXBADB-UHFFFAOYSA-N benzocyclobutene Chemical compound C1=CC=C2CCC2=C1 UMIVXZPTRXBADB-UHFFFAOYSA-N 0.000 description 1
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- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 1
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- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
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- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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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
- G09G3/34—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
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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
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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
- G09G3/34—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
-
- H01L27/1225—
-
- 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
- H10D86/421—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
- 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
-
- 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
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- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
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- G09G2300/04—Structural and physical details of display devices
- G09G2300/0404—Matrix technologies
- G09G2300/0408—Integration of the drivers onto the display substrate
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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
- G09G2320/00—Control of display operating conditions
- G09G2320/04—Maintaining the quality of display appearance
- G09G2320/043—Preventing or counteracting the effects of ageing
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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
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/02—Details of power systems and of start or stop of display operation
- G09G2330/021—Power management, e.g. power saving
- G09G2330/022—Power management, e.g. power saving in absence of operation, e.g. no data being entered during a predetermined time
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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
- G09G2340/00—Aspects of display data processing
- G09G2340/04—Changes in size, position or resolution of an image
- G09G2340/0407—Resolution change, inclusive of the use of different resolutions for different screen areas
- G09G2340/0435—Change or adaptation of the frame rate of the video stream
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- G—PHYSICS
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- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Thin Film Transistor (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Display Device Control (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Controls And Circuits For Display Device (AREA)
- Power Sources (AREA)
Abstract
Description
도 2a 및 도 2b는 각각 제1 실시형태에 따른 표시 장치를 나타내는 플로차트.
도 3a 및 도 3b는 각각 제1 실시형태에 따른 표시 장치를 나타내는 도면.
도 4a 내지 도 4f는 각각 제1 실시형태에 따른 표시 장치를 나타내는 도면.
도 5a 및 도 5b는 각각 제1 실시형태에 따른 표시 장치를 나타내는 도면.
도 6의 (a) 내지 (d)는 각각 제2 실시형태에 따른 트랜지스터를 나타내는 도면.
도 7의 (a) 내지 (e)는 제3 실시형태에 다른 트랜지스터를 나타내는 도면.
도 8a 및 도 8b는 각각 제4 실시형태에 따른 표시 장치를 나타내는 도면.
도 9a 내지 도 9d는 제5 실시형태에 따른 전자 장치를 나타내는 도면.
11 구동 회로
12 입력 장치
13 프로세서
14 릴레이 회로
15 릴레이 회로
16 신호 검출 회로
17 신호 생성 회로
18 신호 추출 회로
21 신호 검출부
22 래치부
23 메모리부
24 리셋부
30 기판
400 기판
401 게이트 전극층
402 게이트 절연층
403 산화물 반도체층
405a 소스 전극층
405b 드레인 전극층
407 절연층
409 보호 절연층
410 트랜지스터
420 트랜지스터
427 절연층
430 트랜지스터
436a 배선층
436b 배선층
437 절연층
440 트랜지스터
505 기판
506 보호 절연층
507 게이트 절연층
510 트랜지스터
511 게이트 전극층
515a 소스 전극층
515b 드레인 전극층
516 절연층
530 산화물 반도체막
531 산화물 반도체층
601 표시 패널
602 터치 패드
603 하우징
604 표시 장치
605 화소
606 광 센서
607 액정 소자
608 주사선 구동 회로
609 신호선 구동 회로
610 광 센서용 구동 회로
2201 본체
2202 하우징
2203 표시부
2204 키보드
2211 본체
2212 스타일러스
2213 표시부
2214 조작 버튼
2215 외부 인터페이스
2220 전자 서적 리더
2221 하우징
2223 하우징
2225 표시부
2227 표시부
2231 전원
2233 조작 키
2235 스피커
2237 축부
2240 하우징
2241 하우징
2242 표시 패널
2243 스피커
2244 마이크로폰
2245 조작 키
2246 포인팅 장치
2247 카메라용 렌즈
2248 외부 접속 단자
2249 태양 전지
2250 외부 메모리 슬롯
Claims (3)
- 액정 표시 장치로서,
글래스 기판;
상기 글래스 기판 위의 화소부;
상기 글래스 기판 위의 제1 구동 회로;
상기 글래스 기판 위의 제2 구동 회로; 및
상기 글래스 기판 위의 트랜지스터
를 포함하고,
게이트 전극이 상기 글래스 기판 위에 제공되고,
질화 실리콘을 포함하는 제1 절연막, 실리콘, 질소 및 산소를 포함하는 제2 절연막 및 산화 실리콘을 포함하는 제3 절연막을 포함하는 제1 절연층이 상기 게이트 전극 위에 제공되고,
인듐, 갈륨 및 아연을 포함하고 제1 두께를 갖는 제1 산화물 반도체층이 상기 제1 절연층 위에 제공되고,
인듐, 갈륨 및 아연을 포함하고 상기 제1 두께보다 큰 제2 두께를 갖는 제2 산화물 반도체층이 상기 제1 산화물 반도체층 위에 제공되고,
제1 도전층 및 제2 도전층이 상기 제2 산화물 반도체층 위에서 전기적으로 접하여 제공되고,
산화 실리콘을 포함하는 제2 절연층이 상기 제1 도전층 및 상기 제2 도전층 위에 제공되고, 상기 제2 절연층은 상기 제2 산화물 반도체층의 상면 및 상기 제1 절연층의 상면과 접하고,
질화 실리콘을 포함하는 제3 절연층이 상기 제2 절연층 위에 제공되고,
유기 재료를 포함하는 제4 절연층이 상기 제3 절연층 위에 제공되고,
상기 게이트 전극은 테이퍼 각도(tapered angle)를 갖고,
상기 제1 도전층은 상기 제1 산화물 반도체층의 측면 및 상기 제2 산화물 반도체층의 측면과 접하고,
상기 게이트 전극은 상기 제1 도전층 및 상기 제2 도전층과 중첩하고,
상기 제1 산화물 반도체층은 결정부를 포함하고,
상기 제2 산화물 반도체층은 결정부를 포함하는, 액정 표시 장치. - 액정 표시 장치로서,
글래스 기판;
상기 글래스 기판 위의 화소부;
상기 글래스 기판 위의 제1 구동 회로;
상기 글래스 기판 위의 제2 구동 회로; 및
상기 글래스 기판 위의 트랜지스터
를 포함하고,
게이트 전극이 상기 글래스 기판 위에 제공되고,
질화 실리콘을 포함하는 제1 절연막, 실리콘, 질소 및 산소를 포함하는 제2 절연막 및 산화 실리콘을 포함하는 제3 절연막을 포함하는 제1 절연층이 상기 게이트 전극 위에 제공되고,
인듐, 갈륨 및 아연을 포함하고 제1 두께를 갖는 제1 산화물 반도체층이 상기 제1 절연층 위에 제공되고,
인듐, 갈륨 및 아연을 포함하고 상기 제1 두께보다 큰 제2 두께를 갖는 제2 산화물 반도체층이 상기 제1 산화물 반도체층 위에 제공되고,
제1 도전층 및 제2 도전층이 상기 제2 산화물 반도체층 위에서 전기적으로 접하여 제공되고,
산화 실리콘을 포함하는 제2 절연층이 상기 제1 도전층 및 상기 제2 도전층 위에 제공되고, 상기 제2 절연층은 상기 제2 산화물 반도체층의 상면 및 상기 제1 절연층의 상면과 접하고,
질화 실리콘을 포함하는 제3 절연층이 상기 제2 절연층 위에 제공되고,
유기 재료를 포함하는 제4 절연층이 상기 제3 절연층 위에 제공되고,
상기 게이트 전극은 테이퍼 각도(tapered angle)를 갖고,
상기 제1 도전층은 상기 제1 산화물 반도체층의 측면 및 상기 제2 산화물 반도체층의 측면과 접하고,
상기 게이트 전극은 상기 제1 도전층 및 상기 제2 도전층과 중첩하는, 액정 표시 장치. - 액정 표시 장치로서,
글래스 기판;
상기 글래스 기판 위의 화소부;
상기 글래스 기판 위의 제1 구동 회로;
상기 글래스 기판 위의 제2 구동 회로; 및
상기 글래스 기판 위의 트랜지스터
를 포함하고,
게이트 전극이 상기 글래스 기판 위에 제공되고,
질화 실리콘을 포함하는 제1 절연막, 실리콘, 질소 및 산소를 포함하는 제2 절연막 및 산화 실리콘을 포함하는 제3 절연막을 포함하는 제1 절연층이 상기 게이트 전극 위에 제공되고,
인듐, 갈륨 및 아연을 포함하고 제1 두께를 갖는 제1 산화물 반도체층이 상기 제1 절연층 위에 제공되고,
인듐, 갈륨 및 아연을 포함하고 상기 제1 두께보다 큰 제2 두께를 갖는 제2 산화물 반도체층이 상기 제1 산화물 반도체층 위에 제공되고,
제1 도전층 및 제2 도전층이 상기 제2 산화물 반도체층 위에서 전기적으로 접하여 제공되고,
산화 실리콘을 포함하는 제2 절연층이 상기 제1 도전층 및 상기 제2 도전층 위에 제공되고, 상기 제2 절연층은 상기 제2 산화물 반도체층의 상면 및 상기 제1 절연층의 상면과 접하고,
질화 실리콘을 포함하는 제3 절연층이 상기 제2 절연층 위에 제공되고,
유기 재료를 포함하는 제4 절연층이 상기 제3 절연층 위에 제공되고,
상기 게이트 전극은 테이퍼 각도(tapered angle)를 갖고,
상기 제1 도전층은 상기 제1 산화물 반도체층의 측면 및 상기 제2 산화물 반도체층의 측면과 접하고,
상기 게이트 전극은 상기 제1 도전층 및 상기 제2 도전층과 중첩하고,
상기 제1 산화물 반도체층은 결정부를 포함하는, 액정 표시 장치.
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