JP2015512528A5 - - Google Patents
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- JP2015512528A5 JP2015512528A5 JP2015501583A JP2015501583A JP2015512528A5 JP 2015512528 A5 JP2015512528 A5 JP 2015512528A5 JP 2015501583 A JP2015501583 A JP 2015501583A JP 2015501583 A JP2015501583 A JP 2015501583A JP 2015512528 A5 JP2015512528 A5 JP 2015512528A5
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- 230000005284 excitation Effects 0.000 claims 7
- 230000000875 corresponding Effects 0.000 claims 2
- 230000005236 sound signal Effects 0.000 claims 2
Claims (5)
- 信号分類結果に基づき、現在フレームが音声信号に当るか否かを1次的に判断する段階と、
前記現在フレームが前記音声信号に当らない場合、トーナル特性に基づき、前記フレームがノイズ信号に当るか、トーナル信号に当るかを2次的に判断する段階と、
前記1次的及び2次的判断結果に基づき、前記現在フレームの励起クラスを生成する段階と、
を含む励起クラス方法。 - 前記励起クラスは、複数の励起クラスの1つであり、前記複数の励起クラスは、音声クラス、トーナル(tonal)音楽クラスと非トーナル(non−tonal)音楽クラスを含む請求項1に記載の方法。
- 前記2次的に判断する段階は、前記トーナル特性を基準値と比較することで行われる請求項1に記載の方法。
- 前記励起クラスを生成する段階は、前記1次的に判断した結果に対応して、音声クラスを生成する段階を含む請求項1に記載の方法。
- 前記励起クラスを生成する段階は、前記2次的に判断した結果に対応して、トーナル(tonal)音楽クラスと非トーナル(non−tonal)音楽クラスを生成する段階を含む請求項1または4に記載の方法。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261613610P | 2012-03-21 | 2012-03-21 | |
US61/613,610 | 2012-03-21 | ||
US201261719799P | 2012-10-29 | 2012-10-29 | |
US61/719,799 | 2012-10-29 | ||
PCT/KR2013/002372 WO2013141638A1 (ko) | 2012-03-21 | 2013-03-21 | 대역폭 확장을 위한 고주파수 부호화/복호화 방법 및 장치 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018042308A Division JP6673957B2 (ja) | 2012-03-21 | 2018-03-08 | 帯域幅拡張のための高周波数符号化/復号化方法及びその装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2015512528A JP2015512528A (ja) | 2015-04-27 |
JP2015512528A5 true JP2015512528A5 (ja) | 2016-05-19 |
JP6306565B2 JP6306565B2 (ja) | 2018-04-04 |
Family
ID=49223006
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
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JP2015501583A Active JP6306565B2 (ja) | 2012-03-21 | 2013-03-21 | 帯域幅拡張のための高周波数符号化/復号化方法及びその装置 |
JP2018042308A Active JP6673957B2 (ja) | 2012-03-21 | 2018-03-08 | 帯域幅拡張のための高周波数符号化/復号化方法及びその装置 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
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JP2018042308A Active JP6673957B2 (ja) | 2012-03-21 | 2018-03-08 | 帯域幅拡張のための高周波数符号化/復号化方法及びその装置 |
Country Status (8)
Country | Link |
---|---|
US (3) | US9378746B2 (ja) |
EP (2) | EP3611728A1 (ja) |
JP (2) | JP6306565B2 (ja) |
KR (3) | KR102070432B1 (ja) |
CN (2) | CN104321815B (ja) |
ES (1) | ES2762325T3 (ja) |
TW (2) | TWI591620B (ja) |
WO (1) | WO2013141638A1 (ja) |
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- 2013-03-21 EP EP19200892.8A patent/EP3611728A1/en not_active Ceased
- 2013-03-21 TW TW102110397A patent/TWI591620B/zh active
- 2013-03-21 JP JP2015501583A patent/JP6306565B2/ja active Active
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