CH512803A - Verfahren und Anordnung zur Ermittlung der wahren Grundfrequenz eines aus harmonischen Komponenten zusammengesetzten Signals - Google Patents

Verfahren und Anordnung zur Ermittlung der wahren Grundfrequenz eines aus harmonischen Komponenten zusammengesetzten Signals

Info

Publication number
CH512803A
CH512803A CH1342870A CH1342870A CH512803A CH 512803 A CH512803 A CH 512803A CH 1342870 A CH1342870 A CH 1342870A CH 1342870 A CH1342870 A CH 1342870A CH 512803 A CH512803 A CH 512803A
Authority
CH
Switzerland
Prior art keywords
frequency
output
detector
input signal
fundamental
Prior art date
Application number
CH1342870A
Other languages
German (de)
English (en)
Inventor
H Buron Rene
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of CH512803A publication Critical patent/CH512803A/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • 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)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
CH1342870A 1969-09-16 1970-09-09 Verfahren und Anordnung zur Ermittlung der wahren Grundfrequenz eines aus harmonischen Komponenten zusammengesetzten Signals CH512803A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6932231A FR2058696A5 (cs) 1969-09-16 1969-09-16

Publications (1)

Publication Number Publication Date
CH512803A true CH512803A (de) 1971-09-15

Family

ID=9040420

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1342870A CH512803A (de) 1969-09-16 1970-09-09 Verfahren und Anordnung zur Ermittlung der wahren Grundfrequenz eines aus harmonischen Komponenten zusammengesetzten Signals

Country Status (7)

Country Link
BE (1) BE754707A (cs)
CA (1) CA921129A (cs)
CH (1) CH512803A (cs)
DE (1) DE2045347A1 (cs)
FR (1) FR2058696A5 (cs)
GB (1) GB1266268A (cs)
SE (1) SE355258B (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2309785C2 (de) * 1970-12-18 1982-08-19 Siemens AG, 1000 Berlin und 8000 München Anordnung zur Durchführung eines Verfahrens zur Grundfrequenzermittlung mit gleitendem Entscheiderschwellenwert

Also Published As

Publication number Publication date
DE2045347A1 (de) 1971-04-01
SE355258B (cs) 1973-04-09
BE754707A (fr) 1971-01-18
GB1266268A (cs) 1972-03-08
CA921129A (en) 1973-02-13
FR2058696A5 (cs) 1971-05-28

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Legal Events

Date Code Title Description
PL Patent ceased