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GB1529132A - Method of determining the base period of a speech signal from the difference signal arising with prediction vocoder - Google Patents

Method of determining the base period of a speech signal from the difference signal arising with prediction vocoder

Info

Publication number
GB1529132A
GB1529132A GB2028977A GB2028977A GB1529132A GB 1529132 A GB1529132 A GB 1529132A GB 2028977 A GB2028977 A GB 2028977A GB 2028977 A GB2028977 A GB 2028977A GB 1529132 A GB1529132 A GB 1529132A
Authority
GB
United Kingdom
Prior art keywords
determining
speech
base period
difference signal
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
Application number
GB2028977A
Other languages
English (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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Publication of GB1529132A publication Critical patent/GB1529132A/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
    • 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)
  • 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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Time-Division Multiplex Systems (AREA)
GB2028977A 1976-05-15 1977-05-13 Method of determining the base period of a speech signal from the difference signal arising with prediction vocoder Expired GB1529132A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762621693 DE2621693C3 (de) 1976-05-15 1976-05-15 Einrichtung zum Bestimmen der Grundperiode eines Sprachsignals aus dem bei Prädiktionsvocodern entstehenden Differenzsignal

Publications (1)

Publication Number Publication Date
GB1529132A true GB1529132A (en) 1978-10-18

Family

ID=5978080

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2028977A Expired GB1529132A (en) 1976-05-15 1977-05-13 Method of determining the base period of a speech signal from the difference signal arising with prediction vocoder

Country Status (4)

Country Link
DE (1) DE2621693C3 (nl)
FR (1) FR2351467A1 (nl)
GB (1) GB1529132A (nl)
NL (1) NL7705339A (nl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0280827B1 (en) * 1987-03-05 1993-01-27 International Business Machines Corporation Pitch detection process and speech coder using said process

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3916105A (en) * 1972-12-04 1975-10-28 Ibm Pitch peak detection using linear prediction
FR2277398A1 (fr) * 1974-07-03 1976-01-30 Int Standard Electric Corp Perfectionnements aux systemes de reconnaissance de la parole
US3979557A (en) * 1974-07-03 1976-09-07 International Telephone And Telegraph Corporation Speech processor system for pitch period extraction using prediction filters

Also Published As

Publication number Publication date
NL7705339A (nl) 1977-11-17
FR2351467A1 (fr) 1977-12-09
FR2351467B1 (nl) 1983-04-22
DE2621693B2 (de) 1979-01-04
DE2621693A1 (de) 1977-11-24
DE2621693C3 (de) 1979-09-13

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Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee