JP7302417B2 - 温度検出回路、電気光学装置および電子機器 - Google Patents

温度検出回路、電気光学装置および電子機器 Download PDF

Info

Publication number
JP7302417B2
JP7302417B2 JP2019181960A JP2019181960A JP7302417B2 JP 7302417 B2 JP7302417 B2 JP 7302417B2 JP 2019181960 A JP2019181960 A JP 2019181960A JP 2019181960 A JP2019181960 A JP 2019181960A JP 7302417 B2 JP7302417 B2 JP 7302417B2
Authority
JP
Japan
Prior art keywords
transistor
temperature detection
wiring
detection circuit
electro
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
JP2019181960A
Other languages
English (en)
Japanese (ja)
Other versions
JP2021056175A5 (https=
JP2021056175A (ja
Inventor
紳介 藤川
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
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 Seiko Epson Corp filed Critical Seiko Epson Corp
Priority to JP2019181960A priority Critical patent/JP7302417B2/ja
Priority to US17/060,791 priority patent/US11217134B2/en
Publication of JP2021056175A publication Critical patent/JP2021056175A/ja
Publication of JP2021056175A5 publication Critical patent/JP2021056175A5/ja
Application granted granted Critical
Publication of JP7302417B2 publication Critical patent/JP7302417B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • G09G3/006—Electronic inspection or testing of displays and display drivers, e.g. of LED or LCD displays
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
    • G02F1/1362—Active matrix addressed cells
    • G02F1/136204—Arrangements to prevent high voltage or static electricity failures
    • 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
    • G09G3/3607—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 for displaying colours or for displaying grey scales with a specific pixel layout, e.g. using sub-pixels
    • 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
    • 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
    • H10D86/481—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
    • 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
    • G09G2320/00—Control of display operating conditions
    • G09G2320/04—Maintaining the quality of display appearance
    • G09G2320/041—Temperature compensation

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Projection Apparatus (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
JP2019181960A 2019-10-02 2019-10-02 温度検出回路、電気光学装置および電子機器 Active JP7302417B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2019181960A JP7302417B2 (ja) 2019-10-02 2019-10-02 温度検出回路、電気光学装置および電子機器
US17/060,791 US11217134B2 (en) 2019-10-02 2020-10-01 Temperature detection circuit, electro-optical device, and electronic apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019181960A JP7302417B2 (ja) 2019-10-02 2019-10-02 温度検出回路、電気光学装置および電子機器

Publications (3)

Publication Number Publication Date
JP2021056175A JP2021056175A (ja) 2021-04-08
JP2021056175A5 JP2021056175A5 (https=) 2022-08-05
JP7302417B2 true JP7302417B2 (ja) 2023-07-04

Family

ID=75272462

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019181960A Active JP7302417B2 (ja) 2019-10-02 2019-10-02 温度検出回路、電気光学装置および電子機器

Country Status (2)

Country Link
US (1) US11217134B2 (https=)
JP (1) JP7302417B2 (https=)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111933070A (zh) * 2020-07-27 2020-11-13 重庆惠科金渝光电科技有限公司 驱动电路以及显示装置
CN113532687B (zh) * 2021-06-09 2023-08-22 深圳职业技术学院 一种集成于显示面板的温度传感电路
JP7746743B2 (ja) * 2021-08-31 2025-10-01 セイコーエプソン株式会社 電気光学装置および電子機器
JP7800026B2 (ja) * 2021-08-31 2026-01-16 セイコーエプソン株式会社 電気光学装置および電子機器
JP7732284B2 (ja) * 2021-08-31 2025-09-02 セイコーエプソン株式会社 電気光学装置および電子機器
JP7735742B2 (ja) * 2021-09-09 2025-09-09 セイコーエプソン株式会社 電気光学装置および電子機器
JP2023039608A (ja) 2021-09-09 2023-03-22 セイコーエプソン株式会社 電気光学装置および電子機器
KR102911164B1 (ko) 2022-04-05 2026-01-14 삼성디스플레이 주식회사 표시 패널 및 그것을 포함하는 표시 장치
TWI799312B (zh) * 2022-07-05 2023-04-11 瑞昱半導體股份有限公司 輸出入埠電路及其晶片
CN114942536B (zh) * 2022-07-26 2022-10-28 惠科股份有限公司 液晶显示组件及电子设备
CN121172700B (zh) * 2025-11-21 2026-02-24 惠科股份有限公司 保护电路、保护电路的控制方法和显示面板

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009139130A (ja) 2007-12-04 2009-06-25 Ricoh Co Ltd 温度検出回路
JP2016184719A (ja) 2015-03-26 2016-10-20 セイコーエプソン株式会社 抵抗素子、静電保護回路、温度検出回路および電気光学装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6168526A (ja) * 1984-09-12 1986-04-08 Omron Tateisi Electronics Co 発振形測温回路
JPH0980471A (ja) 1995-09-07 1997-03-28 Sony Corp 液晶表示装置の保護回路
JP4142066B2 (ja) 2006-06-01 2008-08-27 エプソンイメージングデバイス株式会社 電気光学装置および電子機器
JP4211805B2 (ja) 2006-06-01 2009-01-21 エプソンイメージングデバイス株式会社 電気光学装置および電子機器
JP2009176779A (ja) 2008-01-21 2009-08-06 Sharp Corp 静電破壊保護回路およびそれを備える半導体デバイス
JP6079548B2 (ja) * 2013-10-11 2017-02-15 セイコーエプソン株式会社 静電気保護回路、電気光学装置、及び電子機器
JP6470938B2 (ja) * 2014-10-06 2019-02-13 日立オートモティブシステムズ株式会社 パワーモジュール及び電力変換装置
US10134511B2 (en) * 2015-03-26 2018-11-20 Seiko Epson Corporation Resistance element, electrostatic protection circuit, temperature detection circuit, and electro-optic apparatus
US10042230B2 (en) * 2015-05-07 2018-08-07 Seiko Epson Corporation Display device substrate, display device, electronic apparatus, control method for display device, and manufacturing method for display device substrate

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009139130A (ja) 2007-12-04 2009-06-25 Ricoh Co Ltd 温度検出回路
JP2016184719A (ja) 2015-03-26 2016-10-20 セイコーエプソン株式会社 抵抗素子、静電保護回路、温度検出回路および電気光学装置

Also Published As

Publication number Publication date
US11217134B2 (en) 2022-01-04
JP2021056175A (ja) 2021-04-08
US20210104186A1 (en) 2021-04-08

Similar Documents

Publication Publication Date Title
JP7302417B2 (ja) 温度検出回路、電気光学装置および電子機器
US11797134B2 (en) Display device
US11733559B2 (en) Electro-optical panel, electro-optical device, and electronic apparatus
US10001682B2 (en) Electrooptic device and electronic device
JP6146165B2 (ja) 静電気保護回路、電気光学装置、及び電子機器
US12222614B2 (en) Electro-optical device and electronic apparatus
TWI634376B (zh) 靜電保護電路、光電裝置及電子機器
US11804156B2 (en) Electro-optical device and electronic apparatus
US12345976B2 (en) Liquid crystal device having plural substrates and electronic apparatus
CN114942538B (zh) 电光装置、电子设备、电光装置的制造方法以及检查电路
US20160013264A1 (en) Electro-optical device, electronic apparatus, and drive circuit
JP6315113B2 (ja) 電気光学装置及び電子機器
JP2022062887A (ja) 温度検出回路、電気光学装置および電子機器
JP7800026B2 (ja) 電気光学装置および電子機器
JP7732284B2 (ja) 電気光学装置および電子機器
JP7746743B2 (ja) 電気光学装置および電子機器
US20250308478A1 (en) Display module and electronic device
JP2015002497A (ja) 静電保護回路、電気光学装置および電子機器

Legal Events

Date Code Title Description
RD07 Notification of extinguishment of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7427

Effective date: 20200817

RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20210914

RD03 Notification of appointment of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7423

Effective date: 20211101

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220727

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220727

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20230322

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230328

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230403

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20230523

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20230605

R150 Certificate of patent or registration of utility model

Ref document number: 7302417

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150