JP7164734B2 - ビデオビットストリームの中のオフセットによる参照ピクチャ再サンプリングの方法 - Google Patents
ビデオビットストリームの中のオフセットによる参照ピクチャ再サンプリングの方法 Download PDFInfo
- Publication number
- JP7164734B2 JP7164734B2 JP2021557974A JP2021557974A JP7164734B2 JP 7164734 B2 JP7164734 B2 JP 7164734B2 JP 2021557974 A JP2021557974 A JP 2021557974A JP 2021557974 A JP2021557974 A JP 2021557974A JP 7164734 B2 JP7164734 B2 JP 7164734B2
- Authority
- JP
- Japan
- Prior art keywords
- picture
- resampling
- signaled
- video
- offset distance
- 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
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
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
-
- 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
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- 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
-
- 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
- H04N19/146—Data rate or code amount at the encoder output
-
- 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
- H04N19/172—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 picture, frame or field
-
- 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
- H04N19/184—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 bits, e.g. of the compressed video stream
-
- 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
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence encoding
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022168634A JP7372426B2 (ja) | 2019-09-24 | 2022-10-20 | ビデオビットストリームの中のオフセットによる参照ピクチャ再サンプリングの方法 |
| JP2023180182A JP7640641B2 (ja) | 2019-09-24 | 2023-10-19 | ビデオビットストリームの中のオフセットによる参照ピクチャ再サンプリングの方法 |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962905319P | 2019-09-24 | 2019-09-24 | |
| US62/905,319 | 2019-09-24 | ||
| US17/022,727 US11317093B2 (en) | 2019-09-24 | 2020-09-16 | Method for reference picture resampling with offset in video bitstream |
| US17/022,727 | 2020-09-16 | ||
| PCT/US2020/051974 WO2021061630A1 (en) | 2019-09-24 | 2020-09-22 | Method for reference picture resampling with offset in video bitstream |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022168634A Division JP7372426B2 (ja) | 2019-09-24 | 2022-10-20 | ビデオビットストリームの中のオフセットによる参照ピクチャ再サンプリングの方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2022526377A JP2022526377A (ja) | 2022-05-24 |
| JP7164734B2 true JP7164734B2 (ja) | 2022-11-01 |
Family
ID=74881390
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021557974A Active JP7164734B2 (ja) | 2019-09-24 | 2020-09-22 | ビデオビットストリームの中のオフセットによる参照ピクチャ再サンプリングの方法 |
| JP2022168634A Active JP7372426B2 (ja) | 2019-09-24 | 2022-10-20 | ビデオビットストリームの中のオフセットによる参照ピクチャ再サンプリングの方法 |
| JP2023180182A Active JP7640641B2 (ja) | 2019-09-24 | 2023-10-19 | ビデオビットストリームの中のオフセットによる参照ピクチャ再サンプリングの方法 |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022168634A Active JP7372426B2 (ja) | 2019-09-24 | 2022-10-20 | ビデオビットストリームの中のオフセットによる参照ピクチャ再サンプリングの方法 |
| JP2023180182A Active JP7640641B2 (ja) | 2019-09-24 | 2023-10-19 | ビデオビットストリームの中のオフセットによる参照ピクチャ再サンプリングの方法 |
Country Status (9)
| Country | Link |
|---|---|
| US (4) | US11317093B2 (enExample) |
| EP (1) | EP4035355A4 (enExample) |
| JP (3) | JP7164734B2 (enExample) |
| KR (1) | KR20210125599A (enExample) |
| CN (2) | CN118741123A (enExample) |
| AU (3) | AU2020356392B2 (enExample) |
| CA (1) | CA3136266A1 (enExample) |
| SG (1) | SG11202110811PA (enExample) |
| WO (1) | WO2021061630A1 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022531338A (ja) * | 2019-09-20 | 2022-07-06 | テンセント・アメリカ・エルエルシー | 参照ピクチャ・リサンプリングをリサンプリング・ピクチャ・サイズ指示とともにビデオ・ビットストリームでシグナリングすること |
| JP2023179748A (ja) * | 2019-09-24 | 2023-12-19 | テンセント・アメリカ・エルエルシー | ビデオビットストリームの中のオフセットによる参照ピクチャ再サンプリングの方法 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120499390A (zh) * | 2019-09-27 | 2025-08-15 | 松下电器(美国)知识产权公司 | 编码装置、解码装置、编码方法、解码方法和存储介质 |
| US11632540B2 (en) * | 2019-12-20 | 2023-04-18 | Qualcomm Incorporated | Reference picture scaling ratios for reference picture resampling in video coding |
| JP7594028B2 (ja) * | 2020-05-22 | 2024-12-03 | 北京字節跳動網絡技術有限公司 | サブピクチャサブビットストリーム抽出の改良 |
| WO2025139841A1 (en) * | 2023-12-29 | 2025-07-03 | Mediatek Inc. | Methods and apparatus of enabling resolution change in loop filter stage for video coding |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4034380B2 (ja) | 1996-10-31 | 2008-01-16 | 株式会社東芝 | 画像符号化/復号化方法及び装置 |
| US7956930B2 (en) | 2006-01-06 | 2011-06-07 | Microsoft Corporation | Resampling and picture resizing operations for multi-resolution video coding and decoding |
| EP3058734B1 (en) | 2013-10-15 | 2020-06-24 | Nokia Technologies Oy | Buffering parameters in scalable video coding and decoding |
| US20150264404A1 (en) | 2014-03-17 | 2015-09-17 | Nokia Technologies Oy | Method and apparatus for video coding and decoding |
| US9641851B2 (en) | 2014-04-18 | 2017-05-02 | Qualcomm Incorporated | Conformance window information in multi-layer coding |
| JP6542201B2 (ja) | 2014-04-25 | 2019-07-10 | シャープ株式会社 | 画像復号装置および画像復号方法 |
| FI20165547A1 (fi) * | 2016-06-30 | 2018-12-31 | Nokia Technologies Oy | Laitteisto, menetelmä ja tietokoneohjelma videokoodausta ja videokoodauksen purkua varten |
| WO2018221368A1 (ja) * | 2017-05-31 | 2018-12-06 | シャープ株式会社 | 動画像復号装置、及び動画像符号化装置 |
| KR20240024335A (ko) * | 2018-11-22 | 2024-02-23 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 서브 블록 기반 인터 예측을 위한 조정 방법 |
| WO2020179931A1 (ja) | 2019-03-07 | 2020-09-10 | 国立大学法人 東京医科歯科大学 | ハイスループット遺伝子編集技術 |
| CN116347101B (zh) * | 2019-07-08 | 2025-07-01 | 华为技术有限公司 | 用于视频译码中的参考图像重采样的多个图像大小和符合性窗口的处理 |
| US11206404B2 (en) * | 2019-07-08 | 2021-12-21 | Fastvdo Llc | Adaptive resolution change in video streams |
| KR102808776B1 (ko) * | 2019-08-13 | 2025-05-15 | 두인 비전 컴퍼니 리미티드 | 서브 블록 기반 인터 예측의 모션 정밀도 |
| US11659201B2 (en) * | 2019-08-16 | 2023-05-23 | Qualcomm Incorporated | Systems and methods for generating scaling ratios and full resolution pictures |
| US11336894B2 (en) | 2019-09-20 | 2022-05-17 | Tencent America LLC | Signaling of reference picture resampling with resampling picture size indication in video bitstream |
| US11317093B2 (en) * | 2019-09-24 | 2022-04-26 | Tencent America LLC | Method for reference picture resampling with offset in video bitstream |
-
2020
- 2020-09-16 US US17/022,727 patent/US11317093B2/en active Active
- 2020-09-22 CN CN202410835396.5A patent/CN118741123A/zh active Pending
- 2020-09-22 WO PCT/US2020/051974 patent/WO2021061630A1/en not_active Ceased
- 2020-09-22 CA CA3136266A patent/CA3136266A1/en active Pending
- 2020-09-22 AU AU2020356392A patent/AU2020356392B2/en active Active
- 2020-09-22 JP JP2021557974A patent/JP7164734B2/ja active Active
- 2020-09-22 SG SG11202110811PA patent/SG11202110811PA/en unknown
- 2020-09-22 EP EP20869827.4A patent/EP4035355A4/en active Pending
- 2020-09-22 KR KR1020217031773A patent/KR20210125599A/ko active Pending
- 2020-09-22 CN CN202080024186.8A patent/CN113632463B/zh active Active
-
2022
- 2022-03-17 US US17/697,402 patent/US11641472B2/en active Active
- 2022-10-20 JP JP2022168634A patent/JP7372426B2/ja active Active
-
2023
- 2023-03-16 US US18/122,158 patent/US11943446B2/en active Active
- 2023-06-14 AU AU2023203696A patent/AU2023203696B2/en active Active
- 2023-10-19 JP JP2023180182A patent/JP7640641B2/ja active Active
-
2024
- 2024-02-02 US US18/431,652 patent/US12445622B2/en active Active
-
2025
- 2025-01-23 AU AU2025200445A patent/AU2025200445A1/en active Pending
Non-Patent Citations (4)
| Title |
|---|
| Byeongdoo Choi, et al.,"AHG8/AHG17: On signaling reference picture resampling",JVET-P0219,version 1,[online], Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11,2019年09月24日,Pages 1-3,[令和4年9月12日検索], インターネット, <URL: https://jvet-experts.org/doc_end_user/current_document.php?id=8008> and <URL: https://jvet-experts.org/doc_end_user/documents/16_Geneva/wg11/JVET-P0219-v1.zip>. |
| Byeongdoo Choi, et al.,"AHG8: Signaling and Filtering for Reference Picture Resampling",JVET-O0332,version 1,[online]. Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11,2019年06月26日,Pages 1-8,[令和4年9月2日検索], インターネット, <URL: https://jvet-experts.org/doc_end_user/current_document.php?id=6937> and <URL: https://jvet-experts.org/doc_end_user/documents/15_Gothenburg/wg11/JVET-O0332-v1.zip>. |
| J. Samuelsson, et al.,"AHG 8: Adaptive Resolution Change (ARC) High-Level Syntax (HLS)",JVET-O0204,version 3,[online], Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11,2019年07月05日,Pages 1-6,[令和4年9月2日検索], インターネット, <URL: https://jvet-experts.org/doc_end_user/current_document.php?id=6809> and <URL: https://jvet-experts.org/doc_end_user/documents/15_Gothenburg/wg11/JVET-O0204-v3.zip>. |
| Stephan Wenger, et al.,"[AHG19] On Signaling of Adaptive Resolution Change",JVET-N0052,version 1,[online], Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11,2019年03月13日,Pages 1-11,[令和4年9月2日検索], インターネット, <URL: https://jvet-experts.org/doc_end_user/current_document.php?id=5772> and <URL: https://jvet-experts.org/doc_end_user/documents/14_Geneva/wg11/JVET-N0052-v1.zip>. |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022531338A (ja) * | 2019-09-20 | 2022-07-06 | テンセント・アメリカ・エルエルシー | 参照ピクチャ・リサンプリングをリサンプリング・ピクチャ・サイズ指示とともにビデオ・ビットストリームでシグナリングすること |
| JP7368498B2 (ja) | 2019-09-20 | 2023-10-24 | テンセント・アメリカ・エルエルシー | コーディング方法、装置、及びコンピュータ・プログラム |
| JP2023179667A (ja) * | 2019-09-20 | 2023-12-19 | テンセント・アメリカ・エルエルシー | 参照ピクチャ・リサンプリングをリサンプリング・ピクチャ・サイズ指示とともにビデオ・ビットストリームでシグナリングすること |
| JP7667224B2 (ja) | 2019-09-20 | 2025-04-22 | テンセント・アメリカ・エルエルシー | 参照ピクチャ・リサンプリングをリサンプリング・ピクチャ・サイズ指示とともにビデオ・ビットストリームでシグナリングすること |
| JP2023179748A (ja) * | 2019-09-24 | 2023-12-19 | テンセント・アメリカ・エルエルシー | ビデオビットストリームの中のオフセットによる参照ピクチャ再サンプリングの方法 |
| JP7640641B2 (ja) | 2019-09-24 | 2025-03-05 | テンセント・アメリカ・エルエルシー | ビデオビットストリームの中のオフセットによる参照ピクチャ再サンプリングの方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021061630A1 (en) | 2021-04-01 |
| US11641472B2 (en) | 2023-05-02 |
| AU2023203696A1 (en) | 2023-07-06 |
| CN113632463B (zh) | 2024-06-14 |
| AU2025200445A1 (en) | 2025-02-13 |
| US11943446B2 (en) | 2024-03-26 |
| JP7372426B2 (ja) | 2023-10-31 |
| AU2020356392B2 (en) | 2023-03-16 |
| US11317093B2 (en) | 2022-04-26 |
| US12445622B2 (en) | 2025-10-14 |
| SG11202110811PA (en) | 2021-10-28 |
| JP2023179748A (ja) | 2023-12-19 |
| CN118741123A (zh) | 2024-10-01 |
| CN113632463A (zh) | 2021-11-09 |
| EP4035355A4 (en) | 2023-09-06 |
| US20240179319A1 (en) | 2024-05-30 |
| US20230239476A1 (en) | 2023-07-27 |
| KR20210125599A (ko) | 2021-10-18 |
| US20220210428A1 (en) | 2022-06-30 |
| JP2022526377A (ja) | 2022-05-24 |
| EP4035355A1 (en) | 2022-08-03 |
| US20210092391A1 (en) | 2021-03-25 |
| AU2023203696B2 (en) | 2024-10-31 |
| JP2022191451A (ja) | 2022-12-27 |
| CA3136266A1 (en) | 2021-04-01 |
| AU2020356392A1 (en) | 2021-10-28 |
| JP7640641B2 (ja) | 2025-03-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7164728B2 (ja) | 参照画像リサンプリングのためのシグナリング | |
| JP7164734B2 (ja) | ビデオビットストリームの中のオフセットによる参照ピクチャ再サンプリングの方法 | |
| JP7132352B2 (ja) | 予測モードおよび符号化ブロックフラグ(cbf)のコンテキスト設計を更に向上する方法および機器 | |
| JP7667224B2 (ja) | 参照ピクチャ・リサンプリングをリサンプリング・ピクチャ・サイズ指示とともにビデオ・ビットストリームでシグナリングすること | |
| JP7164731B2 (ja) | エンコーディングされたビデオビットストリームをデコーディングする方法、装置、およびコンピュータプログラム | |
| JP7163511B2 (ja) | ビデオビットストリームにおける適応画像サイズのシグナリング | |
| KR102705324B1 (ko) | 비디오 비트스트림에서의 계층간 예측의 시그널링 | |
| JP7242926B2 (ja) | ビデオ・ビットストリームにおけるスケーラビリティ・パラメータのシグナリング | |
| JP2023015256A (ja) | 簡略化された最確モードリスト生成スキーム | |
| JP7682242B2 (ja) | 参照ピクチャー再サンプリングがある場合のラップアラウンド動き補償に関する方法、装置、コンピュータ・プログラム | |
| JP7238156B2 (ja) | 符号化映像ストリームを復号する方法、装置、及びコンピュータプログラム | |
| CN112118453A (zh) | 视频解码方法和设备、计算机设备以及存储介质 | |
| HK40035759A (en) | Video decoding method and apparatus, computer apparatus and storage meduim |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20210928 |
|
| 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: 20220920 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20221020 |
|
| R150 | Certificate of patent or registration of utility model |
Ref document number: 7164734 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |