JP2023105228A5 - - Google Patents
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- JP2023105228A5 JP2023105228A5 JP2023095126A JP2023095126A JP2023105228A5 JP 2023105228 A5 JP2023105228 A5 JP 2023105228A5 JP 2023095126 A JP2023095126 A JP 2023095126A JP 2023095126 A JP2023095126 A JP 2023095126A JP 2023105228 A5 JP2023105228 A5 JP 2023105228A5
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- JP
- Japan
- Prior art keywords
- transform
- transform core
- core element
- vii
- tuples
- 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.)
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- 238000000034 method Methods 0.000 claims 12
- 230000009466 transformation Effects 0.000 claims 7
- 238000004590 computer program Methods 0.000 claims 1
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2024071040A JP7698102B2 (ja) | 2018-05-07 | 2024-04-25 | 高速ｄｓｔ－７ |
| JP2025098184A JP2025123329A (ja) | 2018-05-07 | 2025-06-12 | 高速ｄｓｔ－７ |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862668065P | 2018-05-07 | 2018-05-07 | |
| US62/668,065 | 2018-05-07 | ||
| US16/218,076 | 2018-12-12 | ||
| US16/218,076 US10462486B1 (en) | 2018-05-07 | 2018-12-12 | Fast method for implementing discrete sine transform type VII (DST 7) |
| JP2022018641A JP7295289B2 (ja) | 2018-05-07 | 2022-02-09 | 高速ｄｓｔ－７ |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022018641A Division JP7295289B2 (ja) | 2018-05-07 | 2022-02-09 | 高速ｄｓｔ－７ |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024071040A Division JP7698102B2 (ja) | 2018-05-07 | 2024-04-25 | 高速ｄｓｔ－７ |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2023105228A JP2023105228A (ja) | 2023-07-28 |
| JP2023105228A5 true JP2023105228A5 (https=) | 2023-10-17 |
| JP7481546B2 JP7481546B2 (ja) | 2024-05-10 |
Family
ID=68314757
Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020545577A Active JP7024106B2 (ja) | 2018-05-07 | 2019-04-11 | 高速ｄｓｔ－７ |
| JP2021204133A Active JP7295210B2 (ja) | 2018-05-07 | 2021-12-16 | 高速ｄｓｔ－７ |
| JP2022018641A Active JP7295289B2 (ja) | 2018-05-07 | 2022-02-09 | 高速ｄｓｔ－７ |
| JP2023095126A Active JP7481546B2 (ja) | 2018-05-07 | 2023-06-08 | 高速ｄｓｔ－７ |
| JP2024071040A Active JP7698102B2 (ja) | 2018-05-07 | 2024-04-25 | 高速ｄｓｔ－７ |
| JP2025098184A Pending JP2025123329A (ja) | 2018-05-07 | 2025-06-12 | 高速ｄｓｔ－７ |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020545577A Active JP7024106B2 (ja) | 2018-05-07 | 2019-04-11 | 高速ｄｓｔ－７ |
| JP2021204133A Active JP7295210B2 (ja) | 2018-05-07 | 2021-12-16 | 高速ｄｓｔ－７ |
| JP2022018641A Active JP7295289B2 (ja) | 2018-05-07 | 2022-02-09 | 高速ｄｓｔ－７ |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024071040A Active JP7698102B2 (ja) | 2018-05-07 | 2024-04-25 | 高速ｄｓｔ－７ |
| JP2025098184A Pending JP2025123329A (ja) | 2018-05-07 | 2025-06-12 | 高速ｄｓｔ－７ |
Country Status (6)
| Country | Link |
|---|---|
| US (4) | US10462486B1 (https=) |
| EP (1) | EP3763127B1 (https=) |
| JP (6) | JP7024106B2 (https=) |
| KR (1) | KR102384113B1 (https=) |
| CN (2) | CN111837398B (https=) |
| WO (1) | WO2019217027A1 (https=) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10462486B1 (en) | 2018-05-07 | 2019-10-29 | Tencent America, Llc | Fast method for implementing discrete sine transform type VII (DST 7) |
| US10945752B2 (en) | 2019-03-20 | 2021-03-16 | Covidien Lp | Tissue resecting instrument including a rotation lock feature |
| US11134275B2 (en) | 2019-06-04 | 2021-09-28 | Tencent America LLC | Method and apparatus for performing primary transform based on filtering of blocks |
| US11212545B2 (en) | 2019-06-07 | 2021-12-28 | Tencent America LLC | Method and apparatus for improved implicit transform selection |
| US11412258B2 (en) | 2020-02-12 | 2022-08-09 | Tencent America LLC | Line graph transforms (LGTs) using 8-bit and 10-bit cores |
| US11405647B2 (en) | 2020-02-18 | 2022-08-02 | Tencent America LLC | Primary transforms using 8-bit and 10-bit cores |
| US11432018B2 (en) | 2020-05-11 | 2022-08-30 | Tencent America LLC | Semi-decoupled partitioning for video coding |
| US11259055B2 (en) | 2020-07-10 | 2022-02-22 | Tencent America LLC | Extended maximum coding unit size |
| US11206428B1 (en) | 2020-07-14 | 2021-12-21 | Tencent America LLC | Method and apparatus for frequency-dependent joint component secondary transform |
| US11575937B2 (en) | 2020-07-24 | 2023-02-07 | Tencent America LLC | Methods for efficient application of LGT |
| US11310504B2 (en) | 2020-07-30 | 2022-04-19 | Tencent America LLC | Complexity reduction for 32-p and 64-p LGT |
Family Cites Families (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6125212A (en) * | 1998-04-29 | 2000-09-26 | Hewlett-Packard Company | Explicit DST-based filter operating in the DCT domain |
| EP1376379A3 (en) * | 2002-04-01 | 2004-08-11 | Broadcom Corporation | Apparatus and method to perform an inverse discrete cosine transform for multiple decoding processes |
| US20070200738A1 (en) * | 2005-10-12 | 2007-08-30 | Yuriy Reznik | Efficient multiplication-free computation for signal and data processing |
| US20070271321A1 (en) * | 2006-01-11 | 2007-11-22 | Qualcomm, Inc. | Transforms with reduce complexity and/or improve precision by means of common factors |
| US8576914B2 (en) * | 2011-01-10 | 2013-11-05 | Cisco Technology, Inc. | Integer transform video compression system, method and computer program product |
| US8885701B2 (en) * | 2010-09-08 | 2014-11-11 | Samsung Electronics Co., Ltd. | Low complexity transform coding using adaptive DCT/DST for intra-prediction |
| WO2012115487A2 (ko) * | 2011-02-25 | 2012-08-30 | 삼성전자 주식회사 | 영상의 변환 및 역변환 방법, 및 이를 이용한 영상의 부호화 및 복호화 장치 |
| US20120307893A1 (en) * | 2011-06-02 | 2012-12-06 | Qualcomm Incorporated | Fast computing of discrete cosine and sine transforms of types vi and vii |
| US20130003856A1 (en) * | 2011-07-01 | 2013-01-03 | Samsung Electronics Co. Ltd. | Mode-dependent transforms for residual coding with low latency |
| US10390046B2 (en) * | 2011-11-07 | 2019-08-20 | Qualcomm Incorporated | Coding significant coefficient information in transform skip mode |
| US9319684B2 (en) * | 2012-08-21 | 2016-04-19 | Qualcomm Incorporated | Alternative transform in scalable video coding |
| US10063867B2 (en) * | 2014-06-18 | 2018-08-28 | Qualcomm Incorporated | Signaling HRD parameters for bitstream partitions |
| KR102326200B1 (ko) * | 2014-08-29 | 2021-11-15 | 삼성전자 주식회사 | 전자 장치 및 전자 장치의 알림 제공 방법 |
| US10306229B2 (en) * | 2015-01-26 | 2019-05-28 | Qualcomm Incorporated | Enhanced multiple transforms for prediction residual |
| US20170150176A1 (en) * | 2015-11-25 | 2017-05-25 | Qualcomm Incorporated | Linear-model prediction with non-square prediction units in video coding |
| US11223852B2 (en) * | 2016-03-21 | 2022-01-11 | Qualcomm Incorporated | Coding video data using a two-level multi-type-tree framework |
| GB2549957B (en) * | 2016-05-03 | 2018-08-08 | Imagination Tech Ltd | Compressing and decompressing image data |
| US10326986B2 (en) * | 2016-08-15 | 2019-06-18 | Qualcomm Incorporated | Intra video coding using a decoupled tree structure |
| US10368107B2 (en) * | 2016-08-15 | 2019-07-30 | Qualcomm Incorporated | Intra video coding using a decoupled tree structure |
| WO2018038554A1 (ko) * | 2016-08-24 | 2018-03-01 | 엘지전자(주) | 이차 변환을 이용한 비디오 신호의 인코딩/디코딩 방법 및 장치 |
| US10880564B2 (en) * | 2016-10-01 | 2020-12-29 | Qualcomm Incorporated | Transform selection for video coding |
| US10855997B2 (en) * | 2017-04-14 | 2020-12-01 | Mediatek Inc. | Secondary transform kernel size selection |
| US10602180B2 (en) * | 2017-06-13 | 2020-03-24 | Qualcomm Incorporated | Motion vector prediction |
| US10659760B2 (en) * | 2017-07-10 | 2020-05-19 | Qualcomm Incorporated | Enhanced high-level signaling for fisheye virtual reality video |
| US10575018B2 (en) * | 2017-07-10 | 2020-02-25 | Qualcomm Incorporated | Enhanced high-level signaling for fisheye virtual reality video in dash |
| US10694205B2 (en) * | 2017-12-18 | 2020-06-23 | Google Llc | Entropy coding of motion vectors using categories of transform blocks |
| US10462486B1 (en) * | 2018-05-07 | 2019-10-29 | Tencent America, Llc | Fast method for implementing discrete sine transform type VII (DST 7) |
-
2018
- 2018-12-12 US US16/218,076 patent/US10462486B1/en active Active
-
2019
- 2019-04-11 CN CN201980017856.0A patent/CN111837398B/zh active Active
- 2019-04-11 JP JP2020545577A patent/JP7024106B2/ja active Active
- 2019-04-11 EP EP19800836.9A patent/EP3763127B1/en active Active
- 2019-04-11 WO PCT/US2019/026943 patent/WO2019217027A1/en not_active Ceased
- 2019-04-11 CN CN202210915184.9A patent/CN115118997B/zh active Active
- 2019-04-11 KR KR1020207029116A patent/KR102384113B1/ko active Active
- 2019-08-23 US US16/549,463 patent/US10841616B2/en active Active
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2020
- 2020-10-28 US US17/082,772 patent/US11463730B2/en active Active
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2021
- 2021-12-16 JP JP2021204133A patent/JP7295210B2/ja active Active
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2022
- 2022-02-09 JP JP2022018641A patent/JP7295289B2/ja active Active
- 2022-08-19 US US17/891,741 patent/US11985351B2/en active Active
-
2023
- 2023-06-08 JP JP2023095126A patent/JP7481546B2/ja active Active
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2024
- 2024-04-25 JP JP2024071040A patent/JP7698102B2/ja active Active
-
2025
- 2025-06-12 JP JP2025098184A patent/JP2025123329A/ja active Pending
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