GB2280827B - Compression and reconstruction of speech signal - Google Patents

Compression and reconstruction of speech signal

Info

Publication number
GB2280827B
GB2280827B GB9414078A GB9414078A GB2280827B GB 2280827 B GB2280827 B GB 2280827B GB 9414078 A GB9414078 A GB 9414078A GB 9414078 A GB9414078 A GB 9414078A GB 2280827 B GB2280827 B GB 2280827B
Authority
GB
United Kingdom
Prior art keywords
reconstruction
compression
speech signal
speech
signal
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.)
Expired - Fee Related
Application number
GB9414078A
Other versions
GB9414078D0 (en
GB2280827A (en
Inventor
Ari Sinisalo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Oyj
Original Assignee
Nokia Mobile Phones Ltd
Nokia Telecommunications Oy
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 Nokia Mobile Phones Ltd, Nokia Telecommunications Oy filed Critical Nokia Mobile Phones Ltd
Publication of GB9414078D0 publication Critical patent/GB9414078D0/en
Publication of GB2280827A publication Critical patent/GB2280827A/en
Application granted granted Critical
Publication of GB2280827B publication Critical patent/GB2280827B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • 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
    • G10L19/0212—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 orthogonal transformation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
GB9414078A 1993-07-13 1994-07-12 Compression and reconstruction of speech signal Expired - Fee Related GB2280827B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI933182A FI110220B (en) 1993-07-13 1993-07-13 Compression and reconstruction of speech signal

Publications (3)

Publication Number Publication Date
GB9414078D0 GB9414078D0 (en) 1994-08-31
GB2280827A GB2280827A (en) 1995-02-08
GB2280827B true GB2280827B (en) 1998-01-07

Family

ID=8538313

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9414078A Expired - Fee Related GB2280827B (en) 1993-07-13 1994-07-12 Compression and reconstruction of speech signal

Country Status (2)

Country Link
FI (1) FI110220B (en)
GB (1) GB2280827B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5781880A (en) * 1994-11-21 1998-07-14 Rockwell International Corporation Pitch lag estimation using frequency-domain lowpass filtering of the linear predictive coding (LPC) residual
GB2351889B (en) 1999-07-06 2003-12-17 Ericsson Telefon Ab L M Speech band expansion
DE19939387A1 (en) * 1999-08-19 2001-02-22 Siemens Ag Audio signal coding method for speech or music signals
AU2003262451B2 (en) * 1999-09-22 2006-01-19 Macom Technology Solutions Holdings, Inc. Multimode speech encoder
CN1151485C (en) * 2000-05-02 2004-05-26 莫绍祥 Sound and beat image display method and equipment
US7574352B2 (en) 2002-09-06 2009-08-11 Massachusetts Institute Of Technology 2-D processing of speech
UA91827C2 (en) * 2006-09-29 2010-09-10 Общество С Ограниченной Ответственностью "Парисет" Method of multi-component coding and decoding electric signals of different origin
CN111768799B (en) * 2019-03-14 2024-06-14 富泰华工业（深圳）有限公司 Voice recognition method, voice recognition device, computer device and storage medium

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1528344A (en) * 1975-05-23 1978-10-11 Gen Rad Inc Time Data Division System and method for coding an input signal
US5018136A (en) * 1985-08-23 1991-05-21 Republic Telcom Systems Corporation Multiplexed digital packet telephone system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1528344A (en) * 1975-05-23 1978-10-11 Gen Rad Inc Time Data Division System and method for coding an input signal
US5018136A (en) * 1985-08-23 1991-05-21 Republic Telcom Systems Corporation Multiplexed digital packet telephone system

Also Published As

Publication number Publication date
FI933182A0 (en) 1993-07-13
FI110220B (en) 2002-12-13
GB9414078D0 (en) 1994-08-31
GB2280827A (en) 1995-02-08
FI933182A (en) 1995-01-14

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20050712