GB2026289B - Self-adaptive linear prediction filters - Google Patents

Self-adaptive linear prediction filters

Info

Publication number
GB2026289B
GB2026289B GB7924174A GB7924174A GB2026289B GB 2026289 B GB2026289 B GB 2026289B GB 7924174 A GB7924174 A GB 7924174A GB 7924174 A GB7924174 A GB 7924174A GB 2026289 B GB2026289 B GB 2026289B
Authority
GB
United Kingdom
Prior art keywords
self
linear prediction
adaptive linear
prediction filters
filters
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
Application number
GB7924174A
Other versions
GB2026289A (en
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.)
UK Secretary of State for Defence
Original Assignee
UK Secretary of State for Defence
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 UK Secretary of State for Defence filed Critical UK Secretary of State for Defence
Priority to GB7924174A priority Critical patent/GB2026289B/en
Publication of GB2026289A publication Critical patent/GB2026289A/en
Application granted granted Critical
Publication of GB2026289B publication Critical patent/GB2026289B/en
Expired 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
    • G10L19/04—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Filters That Use Time-Delay Elements (AREA)
GB7924174A 1978-04-12 1979-07-11 Self-adaptive linear prediction filters Expired GB2026289B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7924174A GB2026289B (en) 1978-04-12 1979-07-11 Self-adaptive linear prediction filters

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1442678 1978-04-12
GB7924174A GB2026289B (en) 1978-04-12 1979-07-11 Self-adaptive linear prediction filters

Publications (2)

Publication Number Publication Date
GB2026289A GB2026289A (en) 1980-01-30
GB2026289B true GB2026289B (en) 1982-04-21

Family

ID=26250557

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7924174A Expired GB2026289B (en) 1978-04-12 1979-07-11 Self-adaptive linear prediction filters

Country Status (1)

Country Link
GB (1) GB2026289B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4378469A (en) 1981-05-26 1983-03-29 Motorola Inc. Human voice analyzing apparatus

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5853358B2 (en) * 1980-03-31 1983-11-29 株式会社東芝 speech analysis device
US4544919A (en) * 1982-01-03 1985-10-01 Motorola, Inc. Method and means of determining coefficients for linear predictive coding
EP0135512B1 (en) * 1983-01-03 1988-08-03 Motorola, Inc. Improved method and means of determining coefficients for linear predictive coding
GB2327021A (en) * 1997-06-30 1999-01-06 Ericsson Telefon Ab L M Speech coding
CN108831499B (en) * 2018-05-25 2020-07-21 西南电子技术研究所（中国电子科技集团公司第十研究所） Speech enhancement method using speech existence probability

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4378469A (en) 1981-05-26 1983-03-29 Motorola Inc. Human voice analyzing apparatus

Also Published As

Publication number Publication date
GB2026289A (en) 1980-01-30

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee