GB1383621A - Apparatus for detecting the fundamental frequency of a speech sound - Google Patents

Apparatus for detecting the fundamental frequency of a speech sound

Info

Publication number
GB1383621A
GB1383621A GB1091473A GB1091473A GB1383621A GB 1383621 A GB1383621 A GB 1383621A GB 1091473 A GB1091473 A GB 1091473A GB 1091473 A GB1091473 A GB 1091473A GB 1383621 A GB1383621 A GB 1383621A
Authority
GB
United Kingdom
Prior art keywords
slope
difference
line
register
gate
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
GB1091473A
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1383621A publication Critical patent/GB1383621A/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)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
GB1091473A 1972-03-28 1973-03-06 Apparatus for detecting the fundamental frequency of a speech sound Expired GB1383621A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7211396A FR2178410A5 (enrdf_load_stackoverflow) 1972-03-28 1972-03-28

Publications (1)

Publication Number Publication Date
GB1383621A true GB1383621A (en) 1974-02-12

Family

ID=9096125

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1091473A Expired GB1383621A (en) 1972-03-28 1973-03-06 Apparatus for detecting the fundamental frequency of a speech sound

Country Status (4)

Country Link
JP (1) JPS551597B2 (enrdf_load_stackoverflow)
DE (1) DE2312356A1 (enrdf_load_stackoverflow)
FR (1) FR2178410A5 (enrdf_load_stackoverflow)
GB (1) GB1383621A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010049305A3 (de) * 2008-10-27 2011-05-05 Robert Bosch Gmbh Vorrichtung zum erfassen einer änderung eines generatorausgangssignals eines fahrzeuggenerators
CN111145044A (zh) * 2020-01-09 2020-05-12 三峡大学 基于ewt和mfde的配电网电能质量扰动检测方法

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2147413A5 (en) * 1971-07-27 1973-03-09 Escher Wyss France Pneumatic drier for powders and granules - fed by fluidised bed using hot air
JPS5323783U (enrdf_load_stackoverflow) * 1976-08-05 1978-02-28
JPH01178191U (enrdf_load_stackoverflow) * 1988-06-07 1989-12-20
WO1993009531A1 (en) * 1991-10-30 1993-05-13 Peter John Charles Spurgeon Processing of electrical and audio signals
JPH0576993U (ja) * 1992-03-25 1993-10-19 菊夫 今井 消費エネルギーを再利用する、自転車の加速器

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010049305A3 (de) * 2008-10-27 2011-05-05 Robert Bosch Gmbh Vorrichtung zum erfassen einer änderung eines generatorausgangssignals eines fahrzeuggenerators
US8692522B2 (en) 2008-10-27 2014-04-08 Robert Bosch Gmbh Device for detecting a change in a generator output signal of a vehicle generator
CN111145044A (zh) * 2020-01-09 2020-05-12 三峡大学 基于ewt和mfde的配电网电能质量扰动检测方法

Also Published As

Publication number Publication date
JPS4916308A (enrdf_load_stackoverflow) 1974-02-13
DE2312356A1 (de) 1973-10-18
FR2178410A5 (enrdf_load_stackoverflow) 1973-11-09
JPS551597B2 (enrdf_load_stackoverflow) 1980-01-16

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee