JP6634151B2 - ビデオ符号化における適応インター予測の方法と装置 - Google Patents
ビデオ符号化における適応インター予測の方法と装置 Download PDFInfo
- Publication number
- JP6634151B2 JP6634151B2 JP2018512175A JP2018512175A JP6634151B2 JP 6634151 B2 JP6634151 B2 JP 6634151B2 JP 2018512175 A JP2018512175 A JP 2018512175A JP 2018512175 A JP2018512175 A JP 2018512175A JP 6634151 B2 JP6634151 B2 JP 6634151B2
- Authority
- JP
- Japan
- Prior art keywords
- current block
- prediction
- inter prediction
- weighting factors
- pixels
- 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
Links
- 238000000034 method Methods 0.000 title claims description 66
- 230000003044 adaptive effect Effects 0.000 title description 24
- 230000008569 process Effects 0.000 claims description 43
- 230000002457 bidirectional effect Effects 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000013139 quantization Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 4
- 239000013598 vector Substances 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 241000023320 Luma <angiosperm> Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical compound COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
-
- 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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
-
- 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
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
-
- 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
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
-
- 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
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
-
- 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)
Description
本発明は、適応インター予測を用いたビデオ符号化の方法と装置を提供する。
1) 動き補償を実行するとともに、二個の対応する動きベクトルに関連する隣接再構築画素の予測P0とP1を得る。
2) Q = (P0+P1)<<2
3) R = P0-P1
4) 重み付け係数 [0.5, 0.5]のひずみは、D0 = (X<<3) - Qとして計算される。
5) 重み付け係数 [0.625, 0.375]のひずみは、D1 = D0 - Rとして計算される。
6) 重み付け係数 [0.375, 0.625]のひずみは、D2 = D0 + Rとして計算される。
7) 重み付け係数 [0.75, 0.25]のひずみは、D3 = D1 - Rとして計算される。
8) 重み付け係数 [0.25, 0.75] のひずみは、D4 = D2 + Rとして計算される。
Claims (7)
- ビデオ符号化のインター予測の方法であって、前記方法は、
カレントピクチャで、カレントブロックに関連する入力データを受信する工程と、
選択されたインター予測プロセスを決定し、前記選択されたインター予測プロセスは、複数組の重み付け係数から、一組の重み付け係数を、双方向の前記カレントブロックに選択する工程、および、
前記選択されたインター予測プロセスを用いて、前記カレントブロックを符号化する工程、
を有し、
前記カレントブロックの隣接再構築画素と前記カレントブロックに対応する動き補償参照ブロック周辺の外部動き補償画素間のひずみが用いられて、前記一組の重み付け係数を決定し、第一動き情報に関連する第一予測、および、第二動き情報に関する第二予測は、前記カレントブロックの前記隣接再構築画素の各画素にただ一度だけ生成され、前記第一予測と前記第二予測に関連する合計と差が、前記カレントブロックの前記隣接再構築画素の各画素に決定されることを特徴とする方法。 - 複数組の重み付け係数は、 [0.5, 0.5], [0.25, 0.75], [0.75, 0.25], [0.375, 0.625]および [0.625, 0.375]を有することを特徴とする請求項1に記載の方法。
- 前記複数組の重み付け係数[0.5, 0.5], [0.625, 0.375], [0.375, 0.625], [0. 75, 0.25]および [0.25, 0. 75] に関連する前記ひずみは、それぞれ、D0 = (X<<3) - Q, D1 = D0 - R, D2 = D0 + R, D3 = D1 - Rおよび D4 = D2 + R として計算され、Xは、前記カレントブロックの前記隣接再構築画素の再構築値を示すことを特徴とする請求項2に記載の方法。
- 前記選択されたインター予測プロセスは、前記カレントブロックの隣接再構築画素を含む第一画素データに基づいて決定されることを特徴とする請求項1に記載の方法。
- 前記選択されたインター予測プロセスは、前記カレントブロックに対応する動き補償参照ブロック周辺の外部動き補償画素を有する第一画素データに基づいて決定されることを特徴とする請求項1に記載の方法。
- 前記一組の重み付け係数の選択は、シーケンスレベル、ピクチャレベル、スライスレベル、符号化ユニットレベル、または、予測ユニットレベルで、デコーダに明示的にシグナリングされることを特徴とする請求項1に記載の方法。
- ビデオ符号化におけるインター予測の装置であって、前記装置は、一つ以上の電子回路、または、プロセッサを有し、
カレントピクチャで、カレントブロックに関連する入力データを受信し、
選択されたインター予測プロセスを決定し、前記選択されたインター予測プロセスは、複数組の重み付け係数から、一組の重み付け係数を、双方向の前記カレントブロックに選択し、
前記選択されたインター予測プロセスを用いて、前記カレントブロックを符号化し、
前記カレントブロックの隣接再構築画素と前記カレントブロックに対応する動き補償参照ブロック周辺の外部動き補償画素間のひずみが用いられて、前記一組の重み付け係数を決定し、第一動き情報に関連する第一予測、および、第二動き情報に関する第二予測は、前記カレントブロックの前記隣接再構築画素の各画素にただ一度だけ生成され、前記第一予測と前記第二予測に関連する合計と差が、前記カレントブロックの前記隣接再構築画素の各画素に決定されることを特徴とする装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2015/088952 WO2017035831A1 (en) | 2015-09-06 | 2015-09-06 | Adaptive inter prediction |
CNPCT/CN2015/088952 | 2015-09-06 | ||
PCT/CN2016/097996 WO2017036417A1 (en) | 2015-09-06 | 2016-09-05 | Method and apparatus of adaptive inter prediction in video coding |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2018530221A JP2018530221A (ja) | 2018-10-11 |
JP2018530221A5 JP2018530221A5 (ja) | 2019-09-12 |
JP6634151B2 true JP6634151B2 (ja) | 2020-01-22 |
Family
ID=58186479
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018512175A Active JP6634151B2 (ja) | 2015-09-06 | 2016-09-05 | ビデオ符号化における適応インター予測の方法と装置 |
Country Status (8)
Country | Link |
---|---|
US (1) | US10979707B2 (ja) |
EP (1) | EP3338448B1 (ja) |
JP (1) | JP6634151B2 (ja) |
CN (2) | CN114143538A (ja) |
ES (1) | ES2962642T3 (ja) |
MX (1) | MX2018002725A (ja) |
MY (1) | MY184006A (ja) |
WO (2) | WO2017035831A1 (ja) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10805631B2 (en) * | 2016-09-23 | 2020-10-13 | Lg Electronics Inc. | Method and apparatus for performing prediction using template-based weight |
US10880570B2 (en) | 2016-10-05 | 2020-12-29 | Qualcomm Incorporated | Systems and methods of adaptively determining template size for illumination compensation |
CN116170584A (zh) * | 2017-01-16 | 2023-05-26 | 世宗大学校产学协力团 | 影像编码/解码方法 |
EP3692716A1 (en) * | 2017-10-05 | 2020-08-12 | InterDigital VC Holdings, Inc. | Method and apparatus for adaptive illumination compensation in video encoding and decoding |
US20190110052A1 (en) * | 2017-10-06 | 2019-04-11 | Futurewei Technologies, Inc. | Bidirectional intra prediction |
CN110121073B (zh) * | 2018-02-06 | 2021-07-09 | 浙江大学 | 一种双向帧间预测方法及装置 |
CN110324623B (zh) * | 2018-03-30 | 2021-09-07 | 华为技术有限公司 | 一种双向帧间预测方法及装置 |
SG11202012838SA (en) * | 2018-06-29 | 2021-01-28 | Huawei Tech Co Ltd | Device and method for intra-prediction |
CN117241039A (zh) | 2018-08-28 | 2023-12-15 | 华为技术有限公司 | 帧间预测方法、装置以及视频编码器和视频解码器 |
CN111083491B (zh) | 2018-10-22 | 2024-09-20 | 北京字节跳动网络技术有限公司 | 细化运动矢量的利用 |
WO2020098644A1 (en) * | 2018-11-12 | 2020-05-22 | Beijing Bytedance Network Technology Co., Ltd. | Bandwidth control methods for inter prediction |
CN113170171B (zh) * | 2018-11-20 | 2024-04-12 | 北京字节跳动网络技术有限公司 | 组合帧间帧内预测模式的预测细化 |
CN117319644A (zh) | 2018-11-20 | 2023-12-29 | 北京字节跳动网络技术有限公司 | 基于部分位置的差计算 |
EP3874747A4 (en) * | 2018-11-26 | 2021-12-29 | Huawei Technologies Co., Ltd. | Method of intra predicting a block of a picture |
JP7277586B2 (ja) * | 2018-12-21 | 2023-05-19 | ホアウェイ・テクノロジーズ・カンパニー・リミテッド | モードおよびサイズに依存したブロックレベル制限の方法および装置 |
CN111510726B (zh) * | 2019-01-30 | 2023-01-24 | 杭州海康威视数字技术股份有限公司 | 一种编解码方法及其设备 |
WO2020177755A1 (en) | 2019-03-06 | 2020-09-10 | Beijing Bytedance Network Technology Co., Ltd. | Usage of converted uni-prediction candidate |
CN114007082B (zh) * | 2020-03-25 | 2022-12-23 | 杭州海康威视数字技术股份有限公司 | 一种解码、编码、编解码方法、装置及其设备 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7266150B2 (en) * | 2001-07-11 | 2007-09-04 | Dolby Laboratories, Inc. | Interpolation of video compression frames |
JP4015934B2 (ja) * | 2002-04-18 | 2007-11-28 | 株式会社東芝 | 動画像符号化方法及び装置 |
US8406301B2 (en) * | 2002-07-15 | 2013-03-26 | Thomson Licensing | Adaptive weighting of reference pictures in video encoding |
US7903742B2 (en) | 2002-07-15 | 2011-03-08 | Thomson Licensing | Adaptive weighting of reference pictures in video decoding |
US7515637B2 (en) * | 2004-05-21 | 2009-04-07 | Broadcom Advanced Compression Group, Llc | Video decoding for motion compensation with weighted prediction |
KR101536794B1 (ko) * | 2007-12-20 | 2015-07-14 | 퀄컴 인코포레이티드 | 후광현상이 줄어든 영상보간 장치 및 방법 |
EP2106136A1 (en) * | 2008-03-28 | 2009-09-30 | Sony Corporation | Motion compensated temporal interpolation for frame rate conversion of video signals |
JP5406465B2 (ja) * | 2008-04-24 | 2014-02-05 | 株式会社Nttドコモ | 画像予測符号化装置、画像予測符号化方法、画像予測符号化プログラム、画像予測復号装置、画像予測復号方法及び画像予測復号プログラム |
WO2010049917A2 (en) * | 2008-10-31 | 2010-05-06 | France Telecom | Image prediction method and system |
CN101631242A (zh) * | 2009-07-30 | 2010-01-20 | 上海交通大学 | 视频加权预测系统及其编码解码方法 |
KR20110071047A (ko) * | 2009-12-20 | 2011-06-28 | 엘지전자 주식회사 | 비디오 신호 디코딩 방법 및 장치 |
EP2627086A1 (en) * | 2012-02-10 | 2013-08-14 | Thomson Licensing | Method and device for encoding a block of an image and corresponding reconstructing method and device |
CN103747269B (zh) * | 2013-09-30 | 2017-09-19 | 北京大学深圳研究生院 | 一种滤波器插值方法及滤波器 |
-
2015
- 2015-09-06 WO PCT/CN2015/088952 patent/WO2017035831A1/en active Application Filing
-
2016
- 2016-09-05 MX MX2018002725A patent/MX2018002725A/es unknown
- 2016-09-05 WO PCT/CN2016/097996 patent/WO2017036417A1/en active Application Filing
- 2016-09-05 ES ES16840846T patent/ES2962642T3/es active Active
- 2016-09-05 CN CN202111198177.3A patent/CN114143538A/zh active Pending
- 2016-09-05 JP JP2018512175A patent/JP6634151B2/ja active Active
- 2016-09-05 MY MYPI2018700713A patent/MY184006A/en unknown
- 2016-09-05 US US15/757,694 patent/US10979707B2/en active Active
- 2016-09-05 EP EP16840846.6A patent/EP3338448B1/en active Active
- 2016-09-05 CN CN201680050056.5A patent/CN108028931B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
ES2962642T3 (es) | 2024-03-20 |
WO2017035831A1 (en) | 2017-03-09 |
CN114143538A (zh) | 2022-03-04 |
WO2017036417A1 (en) | 2017-03-09 |
EP3338448A4 (en) | 2019-01-30 |
BR112018004469A2 (pt) | 2018-09-25 |
MY184006A (en) | 2021-03-17 |
US20190045183A1 (en) | 2019-02-07 |
CN108028931B (zh) | 2021-11-05 |
US10979707B2 (en) | 2021-04-13 |
JP2018530221A (ja) | 2018-10-11 |
CN108028931A (zh) | 2018-05-11 |
EP3338448A1 (en) | 2018-06-27 |
BR112018004469A8 (pt) | 2023-02-07 |
MX2018002725A (es) | 2018-04-13 |
EP3338448B1 (en) | 2023-08-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6634151B2 (ja) | ビデオ符号化における適応インター予測の方法と装置 | |
US12088819B2 (en) | Method and apparatus for predicting motion information of picture block, encoder, and decoder | |
US10701360B2 (en) | Method and device for determining the value of a quantization parameter | |
EP3205092B1 (en) | Intra block copy prediction restrictions for parallel processing | |
US20160269753A1 (en) | Method of Block-Based Adaptive Loop Filtering | |
US11792417B2 (en) | Global motion for merge mode candidates in inter prediction | |
EP3262837A1 (en) | Encoding and decoding of inter pictures in a video | |
US11785238B2 (en) | Candidates in frames with global motion | |
US11812053B2 (en) | Adaptive motion vector prediction candidates in frames with global motion | |
US11818390B2 (en) | Decoder for coded pictures having regions with common motion models | |
CN110557645B (zh) | 帧内预测模式的解码方法、编码方法、装置及设备 | |
AU2016316317B2 (en) | Method and apparatus of prediction offset derived based on neighbouring area in video coding | |
US11087500B2 (en) | Image encoding/decoding method and apparatus | |
US10805611B2 (en) | Method and apparatus of constrained sequence header | |
US20230095946A1 (en) | Block Vector Difference Signaling for Intra Block Copy | |
US20230100650A1 (en) | Validity Determination of Block Vector Candidates | |
WO2023246901A1 (en) | Methods and apparatus for implicit sub-block transform coding | |
US20230217037A1 (en) | Adaptive Reordering of Adjusted Block Vector Predictor Candidates | |
WO2024076549A1 (en) | Candidate list selection for template matching prediction | |
WO2024186752A1 (en) | Signaling predicted bvd/mvd suffixes | |
BR112018004469B1 (pt) | Método de inter-predição para codificação de vídeo e aparelho para inter-predição em codificação de vídeo |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20180416 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20180416 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20190514 |
|
A524 | Written submission of copy of amendment under article 19 pct |
Free format text: JAPANESE INTERMEDIATE CODE: A524 Effective date: 20190725 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20190903 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20191115 |
|
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: 20191210 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20191213 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6634151 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |