JP6483160B2 - ビデオコーディングにおけるパレットコード化ブロックへのデブロッキングフィルタ処理の適用の決定 - Google Patents

ビデオコーディングにおけるパレットコード化ブロックへのデブロッキングフィルタ処理の適用の決定 Download PDF

Info

Publication number
JP6483160B2
JP6483160B2 JP2016572467A JP2016572467A JP6483160B2 JP 6483160 B2 JP6483160 B2 JP 6483160B2 JP 2016572467 A JP2016572467 A JP 2016572467A JP 2016572467 A JP2016572467 A JP 2016572467A JP 6483160 B2 JP6483160 B2 JP 6483160B2
Authority
JP
Japan
Prior art keywords
block
palette
reconstructed
pixel
deblocking filtering
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
JP2016572467A
Other languages
English (en)
Japanese (ja)
Other versions
JP2017521919A (ja
JP2017521919A5 (enExample
Inventor
プ、ウェイ
ソル・ロジャルス、ジョエル
ジョシ、ラジャン・ラクスマン
カークゼウィックズ、マルタ
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.)
Qualcomm Inc
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of JP2017521919A publication Critical patent/JP2017521919A/ja
Publication of JP2017521919A5 publication Critical patent/JP2017521919A5/ja
Application granted granted Critical
Publication of JP6483160B2 publication Critical patent/JP6483160B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
JP2016572467A 2014-06-11 2015-06-11 ビデオコーディングにおけるパレットコード化ブロックへのデブロッキングフィルタ処理の適用の決定 Active JP6483160B2 (ja)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US201462010979P 2014-06-11 2014-06-11
US62/010,979 2014-06-11
US201462066851P 2014-10-21 2014-10-21
US201462066797P 2014-10-21 2014-10-21
US62/066,851 2014-10-21
US62/066,797 2014-10-21
US14/736,102 US9924175B2 (en) 2014-06-11 2015-06-10 Determining application of deblocking filtering to palette coded blocks in video coding
US14/736,102 2015-06-10
PCT/US2015/035296 WO2015191834A1 (en) 2014-06-11 2015-06-11 Determining application of deblocking filtering to palette coded blocks in video coding

Publications (3)

Publication Number Publication Date
JP2017521919A JP2017521919A (ja) 2017-08-03
JP2017521919A5 JP2017521919A5 (enExample) 2018-06-21
JP6483160B2 true JP6483160B2 (ja) 2019-03-13

Family

ID=53719904

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016572467A Active JP6483160B2 (ja) 2014-06-11 2015-06-11 ビデオコーディングにおけるパレットコード化ブロックへのデブロッキングフィルタ処理の適用の決定

Country Status (9)

Country Link
US (1) US9924175B2 (enExample)
EP (1) EP3155814B1 (enExample)
JP (1) JP6483160B2 (enExample)
KR (1) KR102332263B1 (enExample)
CN (1) CN106464877B (enExample)
CA (1) CA2951569C (enExample)
ES (1) ES2807184T3 (enExample)
HU (1) HUE050082T2 (enExample)
WO (1) WO2015191834A1 (enExample)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2666635C2 (ru) 2013-10-14 2018-09-11 МАЙКРОСОФТ ТЕКНОЛОДЖИ ЛАЙСЕНСИНГ, ЭлЭлСи Характеристики режима индексной карты основных цветов для кодирования и декодирования видео и изображения
US10542274B2 (en) 2014-02-21 2020-01-21 Microsoft Technology Licensing, Llc Dictionary encoding and decoding of screen content
US10182241B2 (en) 2014-03-04 2019-01-15 Microsoft Technology Licensing, Llc Encoding strategies for adaptive switching of color spaces, color sampling rates and/or bit depths
EP3114843B1 (en) 2014-03-04 2019-08-07 Microsoft Technology Licensing, LLC Adaptive switching of color spaces
BR112016021529B1 (pt) 2014-03-27 2023-02-28 Microsoft Technology Licensing, Llc Dispositivo de computação, método e meio legível por computador para ajuste de quantização/escalada e quantização/escalada inversa ao alternar áreas de cor
AU2014202921B2 (en) * 2014-05-29 2017-02-02 Canon Kabushiki Kaisha Method, apparatus and system for de-blocking a block of video samples
US10136141B2 (en) 2014-06-11 2018-11-20 Qualcomm Incorporated Determining quantization parameter (QP) values and delta QP values for palette coded blocks in video coding
AU2014216056A1 (en) * 2014-08-25 2016-03-10 Canon Kabushiki Kaisha Method, apparatus and system for predicting a block of video samples
MX379020B (es) 2014-09-30 2025-03-11 Microsoft Technology Licensing Llc Reglas para modos de prediccion intra-imagen cuando se habilita el procesamiento paralelo de onda frontal.
WO2016054765A1 (en) * 2014-10-08 2016-04-14 Microsoft Technology Licensing, Llc Adjustments to encoding and decoding when switching color spaces
CN106664405B (zh) * 2015-06-09 2020-06-09 微软技术许可有限责任公司 用调色板模式对经逸出编码的像素的稳健编码/解码
GB2539486B (en) * 2015-06-18 2019-07-31 Gurulogic Microsystems Oy Encoder, decoder and method employing palette compression
JP6613842B2 (ja) * 2015-11-24 2019-12-04 富士通株式会社 画像符号化装置、画像符号化方法、及び画像符号化プログラム
CN109996076B (zh) * 2016-10-12 2021-08-06 深圳市大疆创新科技有限公司 码率控制的方法、计算机系统和装置
KR20180074150A (ko) * 2016-12-23 2018-07-03 삼성전자주식회사 Sao 필터링을 포함하는 비디오 데이터의 부호화를 위한 방법 및 장치
WO2018134363A1 (en) * 2017-01-19 2018-07-26 Telefonaktiebolaget Lm Ericsson (Publ) Filter apparatus and methods
US10694181B2 (en) 2017-01-27 2020-06-23 Qualcomm Incorporated Bilateral filters in video coding with reduced complexity
EP3632107A1 (en) * 2017-06-30 2020-04-08 Huawei Technologies Co., Ltd. Encoder, decoder, computer program and computer program product for processing a frame of a video sequence
US11070818B2 (en) * 2017-07-05 2021-07-20 Telefonaktiebolaget Lm Ericsson (Publ) Decoding a block of video samples
CA3078240A1 (en) 2017-10-02 2019-04-11 Arris Enterprises Llc System and method for reducing blocking artifacts and providing improved coding efficiency
FR3086487A1 (fr) * 2018-09-21 2020-03-27 Orange Procedes et dispositifs de codage et de decodage d'un flux de donnees representatif d'au moins une image.
KR102711465B1 (ko) * 2018-12-07 2024-09-26 후아웨이 테크놀러지 컴퍼니 리미티드 디블로킹 필터의 경계 강도를 도출하는 인코더, 디코더 및 대응 방법
CN113396591B (zh) * 2018-12-21 2024-12-31 交互数字Vc控股公司 针对用于基于模板的视频译码的改进的线性模型估计的方法、架构、装置和系统
US10951895B2 (en) * 2018-12-31 2021-03-16 Alibaba Group Holding Limited Context model selection based on coding unit characteristics
CN117676169B (zh) * 2019-01-02 2025-09-23 Lg电子株式会社 使用去块滤波的图像编译方法和装置
US10904557B2 (en) * 2019-01-22 2021-01-26 Tencent America LLC Method and apparatus for video coding
KR102472032B1 (ko) * 2019-04-25 2022-11-28 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 팔레트 모드를 이용한 비디오 코딩 방법 및 장치
EP3939283A4 (en) * 2019-04-26 2022-05-18 Huawei Technologies Co., Ltd. Method and apparatus for signaling of mapping function of chroma quantization parameter
US11109041B2 (en) * 2019-05-16 2021-08-31 Tencent America LLC Method and apparatus for video coding
US11134275B2 (en) * 2019-06-04 2021-09-28 Tencent America LLC Method and apparatus for performing primary transform based on filtering of blocks
KR102858469B1 (ko) * 2019-06-18 2025-09-12 후아웨이 테크놀러지 컴퍼니 리미티드 비디오 코딩에서 필터링을 위한 장치 및 방법
US11616962B2 (en) * 2019-07-15 2023-03-28 Tencent America LLC Method and apparatus for video coding
WO2021015536A1 (ko) * 2019-07-21 2021-01-28 엘지전자 주식회사 팔레트 모드의 적용 여부에 따라 디블로킹 필터링을 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
EP3991435A4 (en) * 2019-08-07 2022-08-31 Huawei Technologies Co., Ltd. METHOD AND APPARATUS FOR ADAPTIVE SCANNING OFFSET LOOP FILTER WITH APPLICATION AREA SIZE LIMITATION
KR102799921B1 (ko) 2019-09-14 2025-04-25 바이트댄스 아이엔씨 크로마 디블로킹 필터링을 위한 양자화 파라미터
US11388443B2 (en) * 2019-09-18 2022-07-12 Qualcomm Incorporated Harmonization of deblocking conditions in video coding
CN114651442B (zh) 2019-10-09 2025-06-13 字节跳动有限公司 视频编解码中的跨分量适应性回路滤波
EP4029273A4 (en) * 2019-10-14 2023-03-15 ByteDance Inc. USING CHROMINANCE QUANTIFICATION PARAMETER IN VIDEO CODING
US12010344B2 (en) * 2019-11-05 2024-06-11 Lg Electronics Inc. Image or video coding based on quantization-related information
WO2021106612A1 (ja) * 2019-11-28 2021-06-03 ソニーグループ株式会社 画像処理装置および方法
KR20220106116A (ko) 2019-12-09 2022-07-28 바이트댄스 아이엔씨 비디오 코딩에서 양자화 그룹 사용
JP2023507090A (ja) 2019-12-17 2023-02-21 テレフオンアクチーボラゲット エルエム エリクソン（パブル） 低複雑性画像フィルタ
WO2021133529A1 (en) * 2019-12-26 2021-07-01 Alibaba Group Holding Limited Methods for coding video data in palette mode
WO2021138293A1 (en) 2019-12-31 2021-07-08 Bytedance Inc. Adaptive color transform in video coding
WO2021136554A1 (en) 2020-01-05 2021-07-08 Beijing Bytedance Network Technology Co., Ltd. General constraints information for video coding
WO2021143896A1 (en) 2020-01-18 2021-07-22 Beijing Bytedance Network Technology Co., Ltd. Adaptive colour transform in image/video coding
WO2021194283A1 (ko) * 2020-03-25 2021-09-30 주식회사 케이티 비디오 신호 처리 방법 및 장치
KR20220161409A (ko) 2020-03-31 2022-12-06 알리바바 그룹 홀딩 리미티드 팔레트 예측을 위한 방법
US11601655B2 (en) * 2020-05-21 2023-03-07 Alibaba Group Holding Limited Tile and slice partitioning in video processing
US20240104795A1 (en) * 2022-09-23 2024-03-28 Susan JANECZKO System and method for color palette analysis and creation
EP4625975A1 (en) * 2024-03-25 2025-10-01 InterDigital CE Patent Holdings, SAS Video coding: coding parameter restrictions

Family Cites Families (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101448162B (zh) 2001-12-17 2013-01-02 微软公司 处理视频图像的方法
US8924269B2 (en) 2006-05-13 2014-12-30 Sap Ag Consistent set of interfaces derived from a business object model
US20080181303A1 (en) * 2006-11-01 2008-07-31 Worldvuer, Inc. System and method for video compression
US8315466B2 (en) * 2006-12-22 2012-11-20 Qualcomm Incorporated Decoder-side region of interest video processing
AU2007249117B2 (en) 2007-12-19 2010-11-18 Canon Kabushiki Kaisha Variable-length encoding for image data compression
EP2297963B1 (en) 2008-06-20 2011-11-30 Dolby Laboratories Licensing Corporation Video compression under multiple distortion constraints
CN102113326A (zh) 2008-08-04 2011-06-29 杜比实验室特许公司 重叠块差异估计和补偿体系结构
WO2010022002A1 (en) 2008-08-19 2010-02-25 Marvell World Trade Ltd Systems and methods for perceptually lossless video compression
KR101813189B1 (ko) 2010-04-16 2018-01-31 에스케이 텔레콤주식회사 영상 부호화/복호화 장치 및 방법
MX339232B (es) 2010-06-10 2016-05-17 Thomson Licensing Metodos y aparatos para determinar predictores de parametro de cuantificacion a partir de una pluralidad de parametros de cuantificacion contiguos.
US8787443B2 (en) * 2010-10-05 2014-07-22 Microsoft Corporation Content adaptive deblocking during video encoding and decoding
US20120114034A1 (en) 2010-11-08 2012-05-10 Mediatek Inc. Method and Apparatus of Delta Quantization Parameter Processing for High Efficiency Video Coding
DK3001682T3 (en) 2011-03-01 2017-06-06 ERICSSON TELEFON AB L M (publ) DEBLOCK FILTERING CONTROL
US9510020B2 (en) * 2011-10-20 2016-11-29 Qualcomm Incorporated Intra pulse code modulation (IPCM) and lossless coding mode deblocking for video coding
CN110234012B (zh) 2012-01-17 2021-12-31 华为技术有限公司 用于高性能视频编码中的无损编码模式的环内滤波的装置
US9596461B2 (en) 2012-11-26 2017-03-14 Qualcomm Incorporated Loop filtering across constrained intra block boundaries in video coding
BR112016012417B1 (pt) * 2013-12-18 2023-04-11 Hfi Innovation Inc Método e aparelho para inicialização e gerenciamento de paleta
US10477203B2 (en) * 2013-12-18 2019-11-12 Hfi Innovation Inc. Method and apparatus for palette table prediction
EP3087742B1 (en) * 2013-12-27 2020-09-23 HFI Innovation Inc. Method and apparatus for syntax redundancy removal in palette coding
US10182242B2 (en) * 2013-12-27 2019-01-15 Mediatek Inc. Method and apparatus for palette coding with cross block prediction
US10542271B2 (en) * 2013-12-27 2020-01-21 Hfi Innovation Inc. Method and apparatus for major color index map coding
EP3090559B1 (en) 2014-01-02 2025-03-05 InterDigital VC Holdings, Inc. Two-dimensional palette coding for screen content coding
US10820015B2 (en) * 2014-01-02 2020-10-27 Hfi Innovation Inc. Method and apparatus for intra prediction coding with boundary filtering control
US10484696B2 (en) * 2014-01-07 2019-11-19 Mediatek Inc. Method and apparatus for color index prediction
CN106105229B (zh) * 2014-03-14 2019-03-15 寰发股份有限公司 使用调色板编码来编码视频数据的块的方法及装置
CN110572678B (zh) 2014-03-14 2024-03-12 Vid拓展公司 调色板编码及解码视频数据的方法、编码设备及编码器
JP6164360B2 (ja) 2014-03-14 2017-07-19 富士通株式会社 画像符号化装置、画像復号装置、画像符号化方法、及び画像復号方法
WO2015142556A2 (en) 2014-03-16 2015-09-24 Vid Scale, Inc. Method and apparatus for the signaling of lossless video coding
US9654806B2 (en) 2014-03-26 2017-05-16 Qualcomm Incorporated Determining palette size, palette entries and filtering of palette coded blocks in video coding
US10038915B2 (en) 2014-05-22 2018-07-31 Qualcomm Incorporated Escape sample coding in palette-based video coding
CN106416257B (zh) * 2014-05-23 2019-05-10 寰发股份有限公司 调色板大小发信和有条件的调色板例外标志发信的方法
US10091512B2 (en) 2014-05-23 2018-10-02 Futurewei Technologies, Inc. Advanced screen content coding with improved palette table and index map coding methods
AU2014202921B2 (en) * 2014-05-29 2017-02-02 Canon Kabushiki Kaisha Method, apparatus and system for de-blocking a block of video samples
US10136141B2 (en) 2014-06-11 2018-11-20 Qualcomm Incorporated Determining quantization parameter (QP) values and delta QP values for palette coded blocks in video coding
WO2015194187A1 (en) 2014-06-20 2015-12-23 Sharp Kabushiki Kaisha Harmonized palette coding
US10237557B2 (en) 2014-06-20 2019-03-19 Hfi Innovation Inc. Method of run-length coding for palette predictor
US20150381994A1 (en) 2014-06-27 2015-12-31 Futurewei Technologies, Inc. Advanced screen content coding with improved palette table and index map coding methods
US9807410B2 (en) 2014-07-02 2017-10-31 Apple Inc. Late-stage mode conversions in pipelined video encoders
US9544607B2 (en) 2014-08-25 2017-01-10 Hfi Innovation Inc. Method of palette index signaling for image and video coding
MX388122B (es) 2014-10-06 2025-03-19 Interdigital Vc Holdings Inc Codificacion de paleta mejorada para codificacion de contenido de pantalla.
US9807402B2 (en) 2014-10-06 2017-10-31 Industrial Technology Research Institute Method of color palette coding applicable to electronic device and electronic device using the same

Also Published As

Publication number Publication date
CN106464877A (zh) 2017-02-22
BR112016028727A2 (pt) 2017-08-22
JP2017521919A (ja) 2017-08-03
CN106464877B (zh) 2020-06-09
EP3155814A1 (en) 2017-04-19
CA2951569C (en) 2023-08-29
EP3155814B1 (en) 2020-04-22
HUE050082T2 (hu) 2020-11-30
WO2015191834A1 (en) 2015-12-17
BR112016028727A8 (pt) 2021-07-13
CA2951569A1 (en) 2015-12-17
US9924175B2 (en) 2018-03-20
KR102332263B1 (ko) 2021-11-26
KR20170016855A (ko) 2017-02-14
ES2807184T3 (es) 2021-02-22
US20150365695A1 (en) 2015-12-17

Similar Documents

Publication Publication Date Title
JP6483160B2 (ja) ビデオコーディングにおけるパレットコード化ブロックへのデブロッキングフィルタ処理の適用の決定
JP6542268B2 (ja) ビデオコーディングにおけるパレットコード化ブロックの量子化パラメータ（ｑｐ）値とデルタｑｐ値の決定
US11785222B2 (en) Palette mode encoding and decoding design
JP6625565B2 (ja) パレットベースのビデオコーディングにおける最大パレットパラメータ
US10097842B2 (en) Restriction of escape pixel signaled values in palette mode video coding
JP6553090B2 (ja) パレットベースのビデオコーディングにおけるコーディングのラン
JP6640105B2 (ja) ビデオコーディングにおけるパレットサイズ、パレットエントリ、およびパレットコード化ブロックのフィルタリングの決定
JP6556732B2 (ja) パレットベースのビデオコーディングのためのカラーインデックスコーディング
JP6749925B2 (ja) ビデオコーディングにおけるパレットブロックサイズに対する制限
JP2017535166A (ja) パレットベースのビデオコーディングにおけるパレットラン隠匿
JP2017532896A (ja) パレットインデックスのコーディングのためのパースの依存性の低減
JP2017527168A (ja) 高度パレット予測およびシグナリング
US9961351B2 (en) Palette mode coding

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20180509

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20180509

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20180509

A975 Report on accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A971005

Effective date: 20180730

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20180807

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20180821

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20181121

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: 20190115

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20190213

R150 Certificate of patent or registration of utility model

Ref document number: 6483160

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250