PL3598445T3 - Transpozycja harmonicznych rozszerzona o iloczyn wektorowy - Google Patents

Transpozycja harmonicznych rozszerzona o iloczyn wektorowy

Info

Publication number
PL3598445T3
PL3598445T3 PL19171997T PL19171997T PL3598445T3 PL 3598445 T3 PL3598445 T3 PL 3598445T3 PL 19171997 T PL19171997 T PL 19171997T PL 19171997 T PL19171997 T PL 19171997T PL 3598445 T3 PL3598445 T3 PL 3598445T3
Authority
PL
Poland
Prior art keywords
transposition
harmonics
enhanced
vector product
vector
Prior art date
Application number
PL19171997T
Other languages
English (en)
Inventor
Lars Villemoes
Per Hedelin
Original Assignee
Dolby International Ab
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dolby International Ab filed Critical Dolby International Ab
Publication of PL3598445T3 publication Critical patent/PL3598445T3/pl

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Classifications

    • 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
    • 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
    • G10L19/04—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 predictive techniques
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • 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
    • G10L21/0388—Details of processing therefor
    • 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
    • G10L19/04—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 predictive techniques
    • G10L19/26—Pre-filtering or post-filtering
    • G10L19/265—Pre-filtering, e.g. high frequency emphasis prior to encoding
    • 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
    • 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
    • G10L19/0208—Subband vocoders
    • 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
    • G10L25/90—Pitch determination of speech signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Auxiliary Devices For Music (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Fats And Perfumes (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
PL19171997T 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy PL3598445T3 (pl)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US14522309P 2009-01-16 2009-01-16
EP19171997.0A EP3598445B1 (en) 2009-01-16 2010-01-15 Cross product enhanced harmonic transposition
EP10701342.7A EP2380172B1 (en) 2009-01-16 2010-01-15 Cross product enhanced harmonic transposition
PCT/EP2010/050483 WO2010081892A2 (en) 2009-01-16 2010-01-15 Cross product enhanced harmonic transposition
EP13164569.9A EP2620941B1 (en) 2009-01-16 2010-01-15 Cross product enhanced harmonic transposition

Publications (1)

Publication Number Publication Date
PL3598445T3 true PL3598445T3 (pl) 2021-12-27

Family

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Family Applications (10)

Application Number Title Priority Date Filing Date
PL25159062.6T PL4535354T3 (pl) 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy
PL21209274.6T PL3992966T3 (pl) 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy
PL22199586.3T PL4145446T3 (pl) 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy
PL19171998T PL3598446T3 (pl) 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy
PL25180486.0T PL4586249T3 (pl) 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy
PL23210729.2T PL4300495T3 (pl) 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy
PL19171997T PL3598445T3 (pl) 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy
PL25151658.9T PL4517749T3 (pl) 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy
PL19171999T PL3598447T3 (pl) 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy
PL13164569T PL2620941T3 (pl) 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy

Family Applications Before (6)

Application Number Title Priority Date Filing Date
PL25159062.6T PL4535354T3 (pl) 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy
PL21209274.6T PL3992966T3 (pl) 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy
PL22199586.3T PL4145446T3 (pl) 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy
PL19171998T PL3598446T3 (pl) 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy
PL25180486.0T PL4586249T3 (pl) 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy
PL23210729.2T PL4300495T3 (pl) 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy

Family Applications After (3)

Application Number Title Priority Date Filing Date
PL25151658.9T PL4517749T3 (pl) 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy
PL19171999T PL3598447T3 (pl) 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy
PL13164569T PL2620941T3 (pl) 2009-01-16 2010-01-15 Transpozycja harmonicznych rozszerzona o iloczyn wektorowy

Country Status (21)

Country Link
US (10) US8818541B2 (pl)
EP (12) EP4145446B1 (pl)
JP (2) JP5237465B2 (pl)
KR (2) KR101589942B1 (pl)
CN (2) CN103632678B (pl)
AU (1) AU2010205583B2 (pl)
BR (3) BR122019023684B1 (pl)
CA (9) CA3244147A1 (pl)
CL (1) CL2011001717A1 (pl)
ES (11) ES3039286T3 (pl)
HU (3) HUE072698T2 (pl)
MX (1) MX2011007563A (pl)
MY (7) MY205240A (pl)
PL (10) PL4535354T3 (pl)
RU (5) RU2495505C2 (pl)
SG (1) SG172976A1 (pl)
TR (1) TR201910073T4 (pl)
TW (2) TWI523005B (pl)
UA (1) UA99878C2 (pl)
WO (1) WO2010081892A2 (pl)
ZA (1) ZA201105923B (pl)

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