JP2017134145A - 表示装置 - Google Patents

表示装置 Download PDF

Info

Publication number
JP2017134145A
JP2017134145A JP2016012135A JP2016012135A JP2017134145A JP 2017134145 A JP2017134145 A JP 2017134145A JP 2016012135 A JP2016012135 A JP 2016012135A JP 2016012135 A JP2016012135 A JP 2016012135A JP 2017134145 A JP2017134145 A JP 2017134145A
Authority
JP
Japan
Prior art keywords
switching element
source
drain terminals
reset
control signal
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.)
Pending
Application number
JP2016012135A
Other languages
English (en)
Japanese (ja)
Other versions
JP2017134145A5 (enExample
Inventor
誠 渋沢
Makoto Shibusawa
誠 渋沢
木村　裕之
Hiroyuki Kimura
裕之 木村
哲生 森田
Tetsuo Morita
哲生 森田
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.)
Japan Display Inc
Original Assignee
Japan Display Inc
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 Japan Display Inc filed Critical Japan Display Inc
Priority to JP2016012135A priority Critical patent/JP2017134145A/ja
Priority to TW105133503A priority patent/TWI624823B/zh
Priority to KR1020160159994A priority patent/KR102025378B1/ko
Priority to CN201611097179.2A priority patent/CN106997746B/zh
Priority to US15/367,426 priority patent/US10283045B2/en
Publication of JP2017134145A publication Critical patent/JP2017134145A/ja
Publication of JP2017134145A5 publication Critical patent/JP2017134145A5/ja
Pending legal-status Critical Current

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
    • G09G3/20—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
    • 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]
    • 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]
    • G09G3/3266—Details of drivers for scan 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
    • G09G2230/00—Details of flat display driving waveforms
    • 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
    • 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
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0243—Details of the generation of driving signals
    • G09G2310/0251—Precharge or discharge of pixel before applying new pixel voltage
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0264—Details of driving circuits
    • G09G2310/0286—Details of a shift registers arranged for use in a driving circuit
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/08—Details of timing specific for flat panels, other than clock recovery

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of El Displays (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Electroluminescent Light Sources (AREA)
JP2016012135A 2016-01-26 2016-01-26 表示装置 Pending JP2017134145A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2016012135A JP2017134145A (ja) 2016-01-26 2016-01-26 表示装置
TW105133503A TWI624823B (zh) 2016-01-26 2016-10-18 Display device
KR1020160159994A KR102025378B1 (ko) 2016-01-26 2016-11-29 표시 장치
CN201611097179.2A CN106997746B (zh) 2016-01-26 2016-12-02 显示装置
US15/367,426 US10283045B2 (en) 2016-01-26 2016-12-02 Display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2016012135A JP2017134145A (ja) 2016-01-26 2016-01-26 表示装置

Publications (2)

Publication Number Publication Date
JP2017134145A true JP2017134145A (ja) 2017-08-03
JP2017134145A5 JP2017134145A5 (enExample) 2019-03-07

Family

ID=59360617

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016012135A Pending JP2017134145A (ja) 2016-01-26 2016-01-26 表示装置

Country Status (5)

Country Link
US (1) US10283045B2 (enExample)
JP (1) JP2017134145A (enExample)
KR (1) KR102025378B1 (enExample)
CN (1) CN106997746B (enExample)
TW (1) TWI624823B (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106782286B (zh) * 2017-03-06 2020-01-17 京东方科技集团股份有限公司 显示装置、显示面板和像素驱动电路
CN107342044B (zh) * 2017-08-15 2020-03-03 上海天马有机发光显示技术有限公司 像素电路、显示面板和像素电路的驱动方法
US10872570B2 (en) 2017-08-31 2020-12-22 Lg Display Co., Ltd. Electroluminescent display device for minimizing a voltage drop and improving image quality and driving method thereof
KR102570977B1 (ko) * 2017-10-19 2023-08-25 엘지디스플레이 주식회사 전계발광 표시장치 및 이의 구동방법
KR102477493B1 (ko) * 2017-12-07 2022-12-14 삼성디스플레이 주식회사 화소 및 이를 포함하는 표시 장치
CN109073943A (zh) * 2018-05-22 2018-12-21 京东方科技集团股份有限公司 阵列基板及其制造方法、显示设备、像素驱动电路、显示设备中驱动图像显示的方法
US11289022B2 (en) * 2018-07-24 2022-03-29 Chongqing Boe Optoelectronics Technology Co., Ltd. Pixel driving circuit, method, and display apparatus
US10885834B2 (en) * 2018-07-31 2021-01-05 Nichia Corporation Image display device
KR102523400B1 (ko) * 2018-08-07 2023-04-20 삼성디스플레이 주식회사 표시 장치
US10916198B2 (en) * 2019-01-11 2021-02-09 Apple Inc. Electronic display with hybrid in-pixel and external compensation
EP3987890A4 (en) * 2019-06-21 2022-07-06 Texas Instruments Incorporated DYNAMIC ADJUSTMENT OF DRIVER VOLTAGE POWER RESERVE
CN110675820A (zh) * 2019-09-02 2020-01-10 深圳市华星光电半导体显示技术有限公司 阀值电压补偿像素电路
CN111261122A (zh) * 2020-02-27 2020-06-09 深圳市华星光电半导体显示技术有限公司 蓝相液晶像素电路、其驱动方法及显示装置
WO2022087821A1 (zh) * 2020-10-27 2022-05-05 京东方科技集团股份有限公司 显示面板及其驱动方法和显示装置
EP4285356A1 (en) * 2021-03-04 2023-12-06 Apple Inc. Displays with reduced temperature luminance sensitivity
JP2022154586A (ja) * 2021-03-30 2022-10-13 株式会社ジャパンディスプレイ 表示装置
CN112951164A (zh) * 2021-03-31 2021-06-11 深圳市华星光电半导体显示技术有限公司 像素驱动电路、显示面板及显示装置
TWI782585B (zh) * 2021-06-18 2022-11-01 友達光電股份有限公司 顯示裝置
US12094412B2 (en) * 2022-04-18 2024-09-17 Innolux Corporation Electronic device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007316454A (ja) * 2006-05-29 2007-12-06 Sony Corp 画像表示装置
JP2007316455A (ja) * 2006-05-29 2007-12-06 Sony Corp 画像表示装置
JP2012108192A (ja) * 2010-11-15 2012-06-07 Toshiba Mobile Display Co Ltd 表示装置および表示装置の駆動方法
CN103440840A (zh) * 2013-07-15 2013-12-11 北京大学深圳研究生院 一种显示装置及其像素电路

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7173590B2 (en) * 2004-06-02 2007-02-06 Sony Corporation Pixel circuit, active matrix apparatus and display apparatus
KR100590042B1 (ko) * 2004-08-30 2006-06-14 삼성에스디아이 주식회사 발광 표시 장치, 그 구동방법 및 신호구동장치
JP4752315B2 (ja) 2005-04-19 2011-08-17 セイコーエプソン株式会社 電子回路、その駆動方法、電気光学装置および電子機器
JP4923505B2 (ja) 2005-10-07 2012-04-25 ソニー株式会社 画素回路及び表示装置
JP4736954B2 (ja) * 2006-05-29 2011-07-27 セイコーエプソン株式会社 単位回路、電気光学装置、及び電子機器
KR101245218B1 (ko) 2006-06-22 2013-03-19 엘지디스플레이 주식회사 유기발광다이오드 표시소자
JP4240097B2 (ja) * 2006-09-25 2009-03-18 ソニー株式会社 画素回路及び表示装置
JP2008122647A (ja) 2006-11-13 2008-05-29 Sony Corp 表示装置、電気光学素子の駆動方法および電子機器
KR20080109137A (ko) * 2007-06-12 2008-12-17 엘지디스플레이 주식회사 발광 표시 장치 및 그 구동 방법
JP2009276744A (ja) 2008-02-13 2009-11-26 Toshiba Mobile Display Co Ltd Ｅｌ表示装置
JP5277926B2 (ja) * 2008-12-15 2013-08-28 ソニー株式会社 表示装置及びその駆動方法と電子機器
CN102349098B (zh) 2009-12-09 2015-11-25 株式会社日本有机雷特显示器 显示装置及其控制方法
KR101117731B1 (ko) * 2010-01-05 2012-03-07 삼성모바일디스플레이주식회사 화소 회로 및 유기전계발광 표시 장치, 및 이의 구동 방법
KR101048985B1 (ko) * 2010-02-09 2011-07-12 삼성모바일디스플레이주식회사 화소 및 이를 이용한 유기전계발광 표시장치
CN103117041A (zh) * 2013-01-31 2013-05-22 华南理工大学 有源有机电致发光显示器的像素电路及其编程方法
CN203480807U (zh) * 2013-09-06 2014-03-12 京东方科技集团股份有限公司 一种像素电路及显示器
CN103680406B (zh) * 2013-12-12 2015-09-09 京东方科技集团股份有限公司 一种像素电路及显示装置
CN103927960B (zh) * 2013-12-30 2016-04-20 上海中航光电子有限公司 一种栅极驱动装置和显示装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007316454A (ja) * 2006-05-29 2007-12-06 Sony Corp 画像表示装置
JP2007316455A (ja) * 2006-05-29 2007-12-06 Sony Corp 画像表示装置
JP2012108192A (ja) * 2010-11-15 2012-06-07 Toshiba Mobile Display Co Ltd 表示装置および表示装置の駆動方法
CN103440840A (zh) * 2013-07-15 2013-12-11 北京大学深圳研究生院 一种显示装置及其像素电路

Also Published As

Publication number Publication date
CN106997746B (zh) 2019-07-23
US10283045B2 (en) 2019-05-07
KR20170089400A (ko) 2017-08-03
CN106997746A (zh) 2017-08-01
TWI624823B (zh) 2018-05-21
TW201737231A (zh) 2017-10-16
US20170213506A1 (en) 2017-07-27
KR102025378B1 (ko) 2019-09-25

Similar Documents

Publication Publication Date Title
KR102025378B1 (ko) 표시 장치
JP4826597B2 (ja) 表示装置
US7259737B2 (en) Image display apparatus controlling brightness of current-controlled light emitting element
JP5235516B2 (ja) 表示装置及び駆動方法
JP5230841B2 (ja) 表示装置
US9412299B2 (en) Drive circuit, display device, and drive method
US20140204067A1 (en) Pixel Circuits and Driving Schemes for Active Matrix Organic Light Emitting Diodes
JP2010008521A (ja) 表示装置
JP6108856B2 (ja) 表示装置及びそれを用いた電子機器及び表示装置の駆動方法
TWI438744B (zh) 電子電路、電子裝置、該驅動方法及光電裝置
JP2010008523A (ja) 表示装置
JP6124573B2 (ja) 表示装置
JP2009037123A (ja) アクティブマトリクス型表示装置及びその駆動方法
JP5414808B2 (ja) 表示装置およびその駆動方法
WO2016086627A1 (zh) 一种像素驱动电路、像素驱动方法和显示装置
JP2010008522A (ja) 表示装置
JP2014048485A (ja) 表示装置及び電子機器
JP2014115412A (ja) 発光装置
CN100435191C (zh) 单位电路及其控制方法、电子装置以及电子机器
JP2011107441A (ja) 画像表示装置及びその駆動方法
JP5392963B2 (ja) 電気光学装置及び電子機器
JP2015079107A (ja) 表示装置、表示装置の駆動方法、及び、電子機器
US10068523B2 (en) Display device
JP2011253087A (ja) 発光装置、電子機器および発光装置の駆動方法
CN101488322B (zh) 电光学装置、电光学装置的驱动方法以及电子机器

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20190125

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20190125

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20191030

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20191112

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20191223

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20200218