JP2023179673A5 - - Google Patents
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- JP2023179673A5 JP2023179673A5 JP2023176461A JP2023176461A JP2023179673A5 JP 2023179673 A5 JP2023179673 A5 JP 2023179673A5 JP 2023176461 A JP2023176461 A JP 2023176461A JP 2023176461 A JP2023176461 A JP 2023176461A JP 2023179673 A5 JP2023179673 A5 JP 2023179673A5
- Authority
- JP
- Japan
- Prior art keywords
- hoa
- representation
- sound
- compressed
- ambient
- 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.)
- Granted
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Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP14306027.5 | 2014-06-27 | ||
| EP14306027 | 2014-06-27 | ||
| JP2016575020A JP6656182B2 (ja) | 2014-06-27 | 2015-06-22 | Hoaデータ・フレーム表現のデータ・フレームの個々のもののチャネル信号に関連付けられた非差分的な利得値を含む符号化されたhoaデータ・フレーム表現 |
| JP2020016868A JP6972195B2 (ja) | 2014-06-27 | 2020-02-04 | Hoaデータ・フレーム表現のデータ・フレームの個々のもののチャネル信号に関連付けられた非差分的な利得値を含む符号化されたhoaデータ・フレーム表現 |
| JP2021179491A JP7423585B2 (ja) | 2014-06-27 | 2021-11-02 | Hoaデータ・フレーム表現のデータ・フレームの個々のもののチャネル信号に関連付けられた非差分的な利得値を含む符号化されたhoaデータ・フレーム表現 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021179491A Division JP7423585B2 (ja) | 2014-06-27 | 2021-11-02 | Hoaデータ・フレーム表現のデータ・フレームの個々のもののチャネル信号に関連付けられた非差分的な利得値を含む符号化されたhoaデータ・フレーム表現 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2023179673A JP2023179673A (ja) | 2023-12-19 |
| JP2023179673A5 true JP2023179673A5 (enExample) | 2024-03-26 |
| JP7753312B2 JP7753312B2 (ja) | 2025-10-14 |
Family
ID=51178842
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016575020A Active JP6656182B2 (ja) | 2014-06-27 | 2015-06-22 | Hoaデータ・フレーム表現のデータ・フレームの個々のもののチャネル信号に関連付けられた非差分的な利得値を含む符号化されたhoaデータ・フレーム表現 |
| JP2020016868A Active JP6972195B2 (ja) | 2014-06-27 | 2020-02-04 | Hoaデータ・フレーム表現のデータ・フレームの個々のもののチャネル信号に関連付けられた非差分的な利得値を含む符号化されたhoaデータ・フレーム表現 |
| JP2021179491A Active JP7423585B2 (ja) | 2014-06-27 | 2021-11-02 | Hoaデータ・フレーム表現のデータ・フレームの個々のもののチャネル信号に関連付けられた非差分的な利得値を含む符号化されたhoaデータ・フレーム表現 |
| JP2023176461A Active JP7753312B2 (ja) | 2014-06-27 | 2023-10-12 | Hoaデータ・フレーム表現のデータ・フレームの個々のもののチャネル信号に関連付けられた非差分的な利得値を含む符号化されたhoaデータ・フレーム表現 |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016575020A Active JP6656182B2 (ja) | 2014-06-27 | 2015-06-22 | Hoaデータ・フレーム表現のデータ・フレームの個々のもののチャネル信号に関連付けられた非差分的な利得値を含む符号化されたhoaデータ・フレーム表現 |
| JP2020016868A Active JP6972195B2 (ja) | 2014-06-27 | 2020-02-04 | Hoaデータ・フレーム表現のデータ・フレームの個々のもののチャネル信号に関連付けられた非差分的な利得値を含む符号化されたhoaデータ・フレーム表現 |
| JP2021179491A Active JP7423585B2 (ja) | 2014-06-27 | 2021-11-02 | Hoaデータ・フレーム表現のデータ・フレームの個々のもののチャネル信号に関連付けられた非差分的な利得値を含む符号化されたhoaデータ・フレーム表現 |
Country Status (7)
| Country | Link |
|---|---|
| US (3) | US9794713B2 (enExample) |
| EP (2) | EP3855766A1 (enExample) |
| JP (4) | JP6656182B2 (enExample) |
| KR (4) | KR20250051142A (enExample) |
| CN (5) | CN107077852B (enExample) |
| TW (6) | TWI811864B (enExample) |
| WO (1) | WO2015197517A1 (enExample) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2960903A1 (en) | 2014-06-27 | 2015-12-30 | Thomson Licensing | Method and apparatus for determining for the compression of an HOA data frame representation a lowest integer number of bits required for representing non-differential gain values |
| CN113808598B (zh) * | 2014-06-27 | 2025-03-18 | 杜比国际公司 | 针对hoa数据帧表示的压缩确定表示非差分增益值所需的最小整数比特数的方法 |
| CN107077852B (zh) * | 2014-06-27 | 2020-12-04 | 杜比国际公司 | 包括与hoa数据帧表示的特定数据帧的通道信号关联的非差分增益值的编码hoa数据帧表示 |
| US9961467B2 (en) * | 2015-10-08 | 2018-05-01 | Qualcomm Incorporated | Conversion from channel-based audio to HOA |
| US10249312B2 (en) | 2015-10-08 | 2019-04-02 | Qualcomm Incorporated | Quantization of spatial vectors |
| DE102016104665A1 (de) * | 2016-03-14 | 2017-09-14 | Ask Industries Gmbh | Verfahren und Vorrichtung zur Aufbereitung eines verlustbehaftet komprimierten Audiosignals |
| CN114582357B (zh) * | 2020-11-30 | 2025-09-12 | 华为技术有限公司 | 一种音频编解码方法和装置 |
| CN113345448B (zh) * | 2021-05-12 | 2022-08-05 | 北京大学 | 一种基于独立成分分析的hoa信号压缩方法 |
| CN115376527A (zh) * | 2021-05-17 | 2022-11-22 | 华为技术有限公司 | 三维音频信号编码方法、装置和编码器 |
| CN115938388A (zh) * | 2021-05-31 | 2023-04-07 | 华为技术有限公司 | 一种三维音频信号的处理方法和装置 |
| CN115497485B (zh) * | 2021-06-18 | 2024-10-18 | 华为技术有限公司 | 三维音频信号编码方法、装置、编码器和系统 |
| CN115881140B (zh) * | 2021-09-29 | 2025-09-26 | 华为技术有限公司 | 编解码方法、装置、设备、存储介质及计算机程序产品 |
| CN113940684B (zh) * | 2021-11-25 | 2025-02-25 | 江苏正心智能科技有限公司 | 一种可穿戴便携式心脏监护设备 |
| CN115331681B (zh) * | 2022-08-09 | 2025-12-09 | 深蓝感知(杭州)物联科技有限公司 | 一种基于感兴趣区域的音频增强编码传输系统及方法 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE522453C2 (sv) * | 2000-02-28 | 2004-02-10 | Scania Cv Ab | Sätt och anordning för styrning av ett mekaniskt tillsatsaggregat i ett motorfordon |
| US8788264B2 (en) | 2007-06-27 | 2014-07-22 | Nec Corporation | Audio encoding method, audio decoding method, audio encoding device, audio decoding device, program, and audio encoding/decoding system |
| EP2094032A1 (en) * | 2008-02-19 | 2009-08-26 | Deutsche Thomson OHG | Audio signal, method and apparatus for encoding or transmitting the same and method and apparatus for processing the same |
| AU2011231565B2 (en) * | 2010-03-26 | 2014-08-28 | Dolby International Ab | Method and device for decoding an audio soundfield representation for audio playback |
| EP2451196A1 (en) * | 2010-11-05 | 2012-05-09 | Thomson Licensing | Method and apparatus for generating and for decoding sound field data including ambisonics sound field data of an order higher than three |
| EP2450880A1 (en) * | 2010-11-05 | 2012-05-09 | Thomson Licensing | Data structure for Higher Order Ambisonics audio data |
| EP2469741A1 (en) * | 2010-12-21 | 2012-06-27 | Thomson Licensing | Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field |
| CN102760437B (zh) * | 2011-04-29 | 2014-03-12 | 上海交通大学 | 实时声道控制转换的音频解码装置 |
| EP2541547A1 (en) * | 2011-06-30 | 2013-01-02 | Thomson Licensing | Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation |
| EP2665208A1 (en) * | 2012-05-14 | 2013-11-20 | Thomson Licensing | Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation |
| EP2688066A1 (en) * | 2012-07-16 | 2014-01-22 | Thomson Licensing | Method and apparatus for encoding multi-channel HOA audio signals for noise reduction, and method and apparatus for decoding multi-channel HOA audio signals for noise reduction |
| KR102201713B1 (ko) * | 2012-07-19 | 2021-01-12 | 돌비 인터네셔널 에이비 | 다채널 오디오 신호들의 렌더링을 향상시키기 위한 방법 및 디바이스 |
| EP2743922A1 (en) * | 2012-12-12 | 2014-06-18 | Thomson Licensing | Method and apparatus for compressing and decompressing a higher order ambisonics representation for a sound field |
| EP2800401A1 (en) | 2013-04-29 | 2014-11-05 | Thomson Licensing | Method and Apparatus for compressing and decompressing a Higher Order Ambisonics representation |
| EP2824661A1 (en) | 2013-07-11 | 2015-01-14 | Thomson Licensing | Method and Apparatus for generating from a coefficient domain representation of HOA signals a mixed spatial/coefficient domain representation of said HOA signals |
| EP2960903A1 (en) | 2014-06-27 | 2015-12-30 | Thomson Licensing | Method and apparatus for determining for the compression of an HOA data frame representation a lowest integer number of bits required for representing non-differential gain values |
| EP3860154B1 (en) * | 2014-06-27 | 2024-02-21 | Dolby International AB | Method for decoding a compressed hoa dataframe representation of a sound field. |
| CN107077852B (zh) * | 2014-06-27 | 2020-12-04 | 杜比国际公司 | 包括与hoa数据帧表示的特定数据帧的通道信号关联的非差分增益值的编码hoa数据帧表示 |
-
2015
- 2015-06-22 CN CN201580035108.7A patent/CN107077852B/zh active Active
- 2015-06-22 KR KR1020257010552A patent/KR20250051142A/ko active Pending
- 2015-06-22 CN CN202411885343.0A patent/CN119743722A/zh active Pending
- 2015-06-22 EP EP21158332.3A patent/EP3855766A1/en active Pending
- 2015-06-22 WO PCT/EP2015/063919 patent/WO2015197517A1/en not_active Ceased
- 2015-06-22 CN CN202011175798.5A patent/CN112216291B/zh active Active
- 2015-06-22 EP EP15729524.7A patent/EP3162087B1/en active Active
- 2015-06-22 CN CN202411885310.6A patent/CN119676630A/zh active Pending
- 2015-06-22 US US15/319,353 patent/US9794713B2/en active Active
- 2015-06-22 CN CN202011175807.0A patent/CN112216292B/zh active Active
- 2015-06-22 KR KR1020227020118A patent/KR102606212B1/ko active Active
- 2015-06-22 JP JP2016575020A patent/JP6656182B2/ja active Active
- 2015-06-22 KR KR1020167036584A patent/KR102410307B1/ko active Active
- 2015-06-22 KR KR1020237040090A patent/KR102791174B1/ko active Active
- 2015-06-26 TW TW110143955A patent/TWI811864B/zh active
- 2015-06-26 TW TW113137494A patent/TW202533210A/zh unknown
- 2015-06-26 TW TW104120629A patent/TWI686793B/zh active
- 2015-06-26 TW TW109102610A patent/TWI705433B/zh active
- 2015-06-26 TW TW109130726A patent/TWI748636B/zh active
- 2015-06-26 TW TW112127255A patent/TWI860790B/zh active
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2017
- 2017-09-12 US US15/702,471 patent/US10165384B2/en active Active
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2018
- 2018-12-05 US US16/210,957 patent/US10516958B2/en active Active
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2020
- 2020-02-04 JP JP2020016868A patent/JP6972195B2/ja active Active
-
2021
- 2021-11-02 JP JP2021179491A patent/JP7423585B2/ja active Active
-
2023
- 2023-10-12 JP JP2023176461A patent/JP7753312B2/ja active Active
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