PL2076901T3 - Urządzenie i sposób do generowania wartości podpasm audio i urządzenie i sposób do generowania próbek audio w dziedzinie czasu - Google Patents
Urządzenie i sposób do generowania wartości podpasm audio i urządzenie i sposób do generowania próbek audio w dziedzinie czasuInfo
- Publication number
- PL2076901T3 PL2076901T3 PL07819259T PL07819259T PL2076901T3 PL 2076901 T3 PL2076901 T3 PL 2076901T3 PL 07819259 T PL07819259 T PL 07819259T PL 07819259 T PL07819259 T PL 07819259T PL 2076901 T3 PL2076901 T3 PL 2076901T3
- Authority
- PL
- Poland
- Prior art keywords
- generating
- subband values
- audio
- audio samples
- domain audio
- Prior art date
Links
Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/0204—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/45—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of analysis window
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0248—Filters characterised by a particular frequency response or filtering method
- H03H17/0264—Filter sets with mutual related characteristics
- H03H17/0266—Filter banks
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Liquid Crystal Substances (AREA)
- Tires In General (AREA)
- Developing Agents For Electrophotography (AREA)
- External Artificial Organs (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
- Peptides Or Proteins (AREA)
- Materials For Photolithography (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US86295406P | 2006-10-25 | 2006-10-25 |
Publications (1)
Publication Number | Publication Date |
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PL2076901T3 true PL2076901T3 (pl) | 2017-09-29 |
Family
ID=39048961
Family Applications (6)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL09010010T PL2109098T3 (pl) | 2006-10-25 | 2007-10-23 | Urządzenie i sposób do generowania próbek audio w dziedzinie czasu |
PL23157260.3T PL4207189T3 (pl) | 2006-10-25 | 2007-10-23 | Urządzenie oraz sposób do generowania próbek audio w dziedzinie czasu |
PL21160250.3T PL3848928T3 (pl) | 2006-10-25 | 2007-10-23 | Urządzenie i sposób do generowania wartości podpasm audio o wartościach zespolonych |
PL07819260T PL1994530T3 (pl) | 2006-10-25 | 2007-10-23 | Urządzenie i sposób generowania wartości podzakresów sygnału audio oraz urządzenie i sposób generowania próbek sygnału audio w dziedzinie czasu |
PL17169583T PL3288027T3 (pl) | 2006-10-25 | 2007-10-23 | Urządzenie i sposób do generowania wartości podpasm audio o wartościach zespolonych |
PL07819259T PL2076901T3 (pl) | 2006-10-25 | 2007-10-23 | Urządzenie i sposób do generowania wartości podpasm audio i urządzenie i sposób do generowania próbek audio w dziedzinie czasu |
Family Applications Before (5)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL09010010T PL2109098T3 (pl) | 2006-10-25 | 2007-10-23 | Urządzenie i sposób do generowania próbek audio w dziedzinie czasu |
PL23157260.3T PL4207189T3 (pl) | 2006-10-25 | 2007-10-23 | Urządzenie oraz sposób do generowania próbek audio w dziedzinie czasu |
PL21160250.3T PL3848928T3 (pl) | 2006-10-25 | 2007-10-23 | Urządzenie i sposób do generowania wartości podpasm audio o wartościach zespolonych |
PL07819260T PL1994530T3 (pl) | 2006-10-25 | 2007-10-23 | Urządzenie i sposób generowania wartości podzakresów sygnału audio oraz urządzenie i sposób generowania próbek sygnału audio w dziedzinie czasu |
PL17169583T PL3288027T3 (pl) | 2006-10-25 | 2007-10-23 | Urządzenie i sposób do generowania wartości podpasm audio o wartościach zespolonych |
Country Status (26)
Country | Link |
---|---|
US (6) | US8452605B2 (pl) |
EP (10) | EP4325723A3 (pl) |
JP (2) | JP4936569B2 (pl) |
KR (2) | KR101056253B1 (pl) |
CN (2) | CN101606194B (pl) |
AR (2) | AR063400A1 (pl) |
AT (1) | ATE435480T1 (pl) |
AU (2) | AU2007308415B2 (pl) |
BR (2) | BRPI0709310B1 (pl) |
CA (2) | CA2667505C (pl) |
DE (1) | DE602007001460D1 (pl) |
DK (2) | DK3848928T3 (pl) |
ES (6) | ES2834024T3 (pl) |
FI (1) | FI3848928T3 (pl) |
HK (2) | HK1119824A1 (pl) |
HU (1) | HUE064482T2 (pl) |
IL (2) | IL193786A (pl) |
MX (2) | MX2009004477A (pl) |
MY (2) | MY142520A (pl) |
NO (3) | NO341567B1 (pl) |
PL (6) | PL2109098T3 (pl) |
PT (5) | PT2109098T (pl) |
RU (2) | RU2411645C2 (pl) |
TW (2) | TWI357065B (pl) |
WO (2) | WO2008049589A1 (pl) |
ZA (2) | ZA200810308B (pl) |
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