CN118573879A - 对编码单元进行编码和解码的方法、设备和存储介质 - Google Patents
对编码单元进行编码和解码的方法、设备和存储介质 Download PDFInfo
- Publication number
- CN118573879A CN118573879A CN202410614551.0A CN202410614551A CN118573879A CN 118573879 A CN118573879 A CN 118573879A CN 202410614551 A CN202410614551 A CN 202410614551A CN 118573879 A CN118573879 A CN 118573879A
- Authority
- CN
- China
- Prior art keywords
- transform
- coding
- chroma
- component
- coding unit
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 212
- 238000003860 storage Methods 0.000 title claims abstract description 29
- 241000023320 Luma <angiosperm> Species 0.000 claims description 251
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical compound COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 claims description 251
- 230000008569 process Effects 0.000 claims description 59
- 230000009977 dual effect Effects 0.000 claims description 29
- 238000000638 solvent extraction Methods 0.000 claims description 28
- 238000012545 processing Methods 0.000 claims description 13
- 230000001131 transforming effect Effects 0.000 abstract description 16
- 230000015654 memory Effects 0.000 description 66
- 238000012360 testing method Methods 0.000 description 33
- 239000000523 sample Substances 0.000 description 26
- 238000004891 communication Methods 0.000 description 19
- 230000011664 signaling Effects 0.000 description 19
- 239000011159 matrix material Substances 0.000 description 18
- 238000007906 compression Methods 0.000 description 17
- 230000006835 compression Effects 0.000 description 16
- 239000013598 vector Substances 0.000 description 16
- 238000001914 filtration Methods 0.000 description 15
- 238000005192 partition Methods 0.000 description 15
- 238000013139 quantization Methods 0.000 description 14
- 238000010586 diagram Methods 0.000 description 12
- 238000004590 computer program Methods 0.000 description 8
- 230000003044 adaptive effect Effects 0.000 description 6
- 230000006870 function Effects 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 6
- 239000013074 reference sample Substances 0.000 description 5
- 238000005070 sampling Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 238000005457 optimization Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 101100233916 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) KAR5 gene Proteins 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 230000002250 progressing effect Effects 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 208000037170 Delayed Emergence from Anesthesia Diseases 0.000 description 2
- 101001121408 Homo sapiens L-amino-acid oxidase Proteins 0.000 description 2
- 102100026388 L-amino-acid oxidase Human genes 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000009499 grossing Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000002123 temporal effect Effects 0.000 description 2
- PXFBZOLANLWPMH-UHFFFAOYSA-N 16-Epiaffinine Natural products C1C(C2=CC=CC=C2N2)=C2C(=O)CC2C(=CC)CN(C)C1C2CO PXFBZOLANLWPMH-UHFFFAOYSA-N 0.000 description 1
- 101000827703 Homo sapiens Polyphosphoinositide phosphatase Proteins 0.000 description 1
- 241001025261 Neoraja caerulea Species 0.000 description 1
- 102100023591 Polyphosphoinositide phosphatase Human genes 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 230000014616 translation Effects 0.000 description 1
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
- H04N19/169—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
- H04N19/10—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
- H04N19/102—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
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
-
- 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
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
- H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
-
- 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
- H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
-
- 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
- H04N19/18—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 set of transform coefficients
-
- 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
- H04N19/1883—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 relating to sub-band structure, e.g. hierarchical level, directional tree, e.g. low-high [LH], high-low [HL], high-high [HH]
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
-
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
-
- 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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/96—Tree coding, e.g. quad-tree coding
-
- 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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2019275553A AU2019275553B2 (en) | 2019-12-03 | 2019-12-03 | Method, apparatus and system for encoding and decoding a coding tree unit |
| AU2019275553 | 2019-12-03 | ||
| CN202080077013.2A CN114641995A (zh) | 2019-12-03 | 2020-11-04 | 对编码树单元进行编码和解码的方法、设备和系统 |
| PCT/AU2020/051201 WO2021108834A1 (en) | 2019-12-03 | 2020-11-04 | Method, apparatus and system for encoding and decoding a coding tree unit |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202080077013.2A Division CN114641995A (zh) | 2019-12-03 | 2020-11-04 | 对编码树单元进行编码和解码的方法、设备和系统 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118573879A true CN118573879A (zh) | 2024-08-30 |
Family
ID=76220915
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202080077013.2A Pending CN114641995A (zh) | 2019-12-03 | 2020-11-04 | 对编码树单元进行编码和解码的方法、设备和系统 |
| CN202410614556.3A Pending CN118573880A (zh) | 2019-12-03 | 2020-11-04 | 对编码单元进行编码和解码的方法、设备和存储介质 |
| CN202410614551.0A Pending CN118573879A (zh) | 2019-12-03 | 2020-11-04 | 对编码单元进行编码和解码的方法、设备和存储介质 |
| CN202410614558.2A Pending CN118573881A (zh) | 2019-12-03 | 2020-11-04 | 对编码单元进行编码和解码的方法、设备和存储介质 |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202080077013.2A Pending CN114641995A (zh) | 2019-12-03 | 2020-11-04 | 对编码树单元进行编码和解码的方法、设备和系统 |
| CN202410614556.3A Pending CN118573880A (zh) | 2019-12-03 | 2020-11-04 | 对编码单元进行编码和解码的方法、设备和存储介质 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410614558.2A Pending CN118573881A (zh) | 2019-12-03 | 2020-11-04 | 对编码单元进行编码和解码的方法、设备和存储介质 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US12075058B2 (enExample) |
| JP (3) | JP2023504332A (enExample) |
| CN (4) | CN114641995A (enExample) |
| AU (2) | AU2019275553B2 (enExample) |
| TW (1) | TWI821610B (enExample) |
| WO (1) | WO2021108834A1 (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118474393A (zh) * | 2019-11-11 | 2024-08-09 | Lg电子株式会社 | 图像编码/解码方法、存储介质和数据发送方法 |
| WO2021096293A1 (ko) * | 2019-11-13 | 2021-05-20 | 엘지전자 주식회사 | 변환에 기반한 영상 코딩 방법 및 그 장치 |
| KR20220113369A (ko) * | 2019-12-12 | 2022-08-12 | 소니그룹주식회사 | 화상 처리 장치 및 방법 |
| KR20220097513A (ko) * | 2019-12-29 | 2022-07-07 | 엘지전자 주식회사 | 변환에 기반한 영상 코딩 방법 및 그 장치 |
| KR20220097519A (ko) * | 2020-01-10 | 2022-07-07 | 엘지전자 주식회사 | 변환에 기반한 영상 코딩 방법 및 그 장치 |
| US20220150518A1 (en) * | 2020-11-11 | 2022-05-12 | Tencent America LLC | Method and apparatus for video coding |
| KR20230056769A (ko) * | 2021-08-30 | 2023-04-27 | 텐센트 아메리카 엘엘씨 | 적응적 커널 옵션을 갖는 2차 변환 방법 및 장치 |
| US11930177B2 (en) * | 2021-10-29 | 2024-03-12 | Tencent America LLC | Primary transforms for cross-component level reconstruction |
| CN118338006A (zh) * | 2023-01-11 | 2024-07-12 | 维沃移动通信有限公司 | 变换系数编码方法、变换系数解码方法及终端 |
| WO2024222411A1 (en) * | 2023-04-28 | 2024-10-31 | Mediatek Inc. | Entropy coding transform blocks |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2012232992A1 (en) | 2012-09-28 | 2014-04-17 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding the transform units of a coding unit |
| MY203127A (en) | 2016-05-13 | 2024-06-10 | Sony Corp | Image processing apparatus and method |
| CA3237826A1 (en) * | 2017-01-03 | 2018-07-12 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Image processing method and apparatus therefor |
| CN111699682B (zh) | 2017-12-07 | 2025-06-06 | 韩国电子通信研究院 | 用于使用通道之间的选择性信息共享进行编码和解码的方法和设备 |
| WO2019112394A1 (ko) * | 2017-12-07 | 2019-06-13 | 한국전자통신연구원 | 채널들 간의 선택적인 정보 공유를 사용하는 부호화 및 복호화를 위한 방법 및 장치 |
| US10491914B2 (en) * | 2018-03-29 | 2019-11-26 | Tencent America LLC | Transform information prediction |
| PL3793197T3 (pl) * | 2018-05-10 | 2024-10-07 | Samsung Electronics Co., Ltd. | Sposób podziału obrazu i urządzenie do dekodowania obrazu |
| CN110839158B (zh) * | 2018-08-16 | 2023-03-10 | 北京字节跳动网络技术有限公司 | 变换矩阵选择的系数相关的编解码 |
| US11039139B2 (en) * | 2018-09-14 | 2021-06-15 | Tencent America LLC | Method and apparatus for identity transform in multiple transform selection |
| MX2022005517A (es) | 2019-11-13 | 2022-07-19 | Lg Electronics Inc | Metodo de codificacion de imagenes a base de transformacion y dispositivo para el mismo. |
| WO2021096293A1 (ko) * | 2019-11-13 | 2021-05-20 | 엘지전자 주식회사 | 변환에 기반한 영상 코딩 방법 및 그 장치 |
| CN120075468A (zh) * | 2019-11-13 | 2025-05-30 | Lg电子株式会社 | 解码方法、编码方法和数据发送方法 |
| AU2019275552B2 (en) * | 2019-12-03 | 2022-10-13 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding a coding tree unit |
-
2019
- 2019-12-03 AU AU2019275553A patent/AU2019275553B2/en active Active
-
2020
- 2020-11-04 US US17/772,483 patent/US12075058B2/en active Active
- 2020-11-04 JP JP2022508943A patent/JP2023504332A/ja not_active Ceased
- 2020-11-04 WO PCT/AU2020/051201 patent/WO2021108834A1/en not_active Ceased
- 2020-11-04 CN CN202080077013.2A patent/CN114641995A/zh active Pending
- 2020-11-04 CN CN202410614556.3A patent/CN118573880A/zh active Pending
- 2020-11-04 CN CN202410614551.0A patent/CN118573879A/zh active Pending
- 2020-11-04 CN CN202410614558.2A patent/CN118573881A/zh active Pending
- 2020-11-11 TW TW109139337A patent/TWI821610B/zh active
-
2022
- 2022-09-09 AU AU2022228209A patent/AU2022228209B2/en active Active
-
2023
- 2023-12-07 JP JP2023207167A patent/JP7712997B2/ja active Active
-
2024
- 2024-07-16 US US18/773,961 patent/US20240373028A1/en active Pending
-
2025
- 2025-07-09 JP JP2025116026A patent/JP2025157333A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JP7712997B2 (ja) | 2025-07-24 |
| TWI821610B (zh) | 2023-11-11 |
| CN118573881A (zh) | 2024-08-30 |
| CN118573880A (zh) | 2024-08-30 |
| CN114641995A (zh) | 2022-06-17 |
| US20230037302A1 (en) | 2023-02-09 |
| WO2021108834A1 (en) | 2021-06-10 |
| AU2019275553A1 (en) | 2021-06-17 |
| AU2022228209A1 (en) | 2022-10-06 |
| JP2025157333A (ja) | 2025-10-15 |
| JP2023504332A (ja) | 2023-02-03 |
| TW202139695A (zh) | 2021-10-16 |
| US12075058B2 (en) | 2024-08-27 |
| AU2022228209B2 (en) | 2024-08-15 |
| AU2019275553B2 (en) | 2022-10-06 |
| US20240373028A1 (en) | 2024-11-07 |
| JP2024026317A (ja) | 2024-02-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7712997B2 (ja) | 符号化ユニットを復号および符号化する方法、装置およびプログラム | |
| CN115088259B (zh) | 对视频样本块编码和解码的方法、设备和系统 | |
| JP7755673B2 (ja) | 符号化ユニットを復号および符号化する方法、装置およびプログラム | |
| KR102833647B1 (ko) | 비디오 샘플들의 블록을 인코딩 및 디코딩하기 위한 방법, 장치 및 시스템 | |
| JP7780575B2 (ja) | ビデオサンプルのブロックを符号化および復号する方法、装置、およびシステム | |
| JP7564921B2 (ja) | ビデオサンプルのブロックを符号化及び復号するための方法、装置、及びシステム | |
| JP7615281B2 (ja) | ビデオサンプルのブロックを符号化並びに復号するための方法、装置、及びシステム | |
| JP7780618B2 (ja) | ビデオサンプルのブロックを符号化並びに復号するための方法、装置、及びシステム | |
| JP2025186431A (ja) | 符号化ユニットを復号および符号化する方法、装置およびプログラム |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| REG | Reference to a national code |
Ref country code: HK Ref legal event code: DE Ref document number: 40116390 Country of ref document: HK |