CA921129A - Fundamental frequency detectors - Google Patents
Fundamental frequency detectorsInfo
- Publication number
- CA921129A CA921129A CA090980A CA90980A CA921129A CA 921129 A CA921129 A CA 921129A CA 090980 A CA090980 A CA 090980A CA 90980 A CA90980 A CA 90980A CA 921129 A CA921129 A CA 921129A
- Authority
- CA
- Canada
- Prior art keywords
- fundamental frequency
- frequency detectors
- detectors
- fundamental
- frequency
- 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
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)
- General 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)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Measuring Frequencies, Analyzing Spectra (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR6932231A FR2058696A5 (en) | 1969-09-16 | 1969-09-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA921129A true CA921129A (en) | 1973-02-13 |
Family
ID=9040420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA090980A Expired CA921129A (en) | 1969-09-16 | 1970-08-18 | Fundamental frequency detectors |
Country Status (7)
Country | Link |
---|---|
BE (1) | BE754707A (en) |
CA (1) | CA921129A (en) |
CH (1) | CH512803A (en) |
DE (1) | DE2045347A1 (en) |
FR (1) | FR2058696A5 (en) |
GB (1) | GB1266268A (en) |
SE (1) | SE355258B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2309785C2 (en) * | 1970-12-18 | 1982-08-19 | Siemens AG, 1000 Berlin und 8000 München | Arrangement for carrying out a method for determining the fundamental frequency with a sliding decision threshold value |
-
0
- BE BE754707D patent/BE754707A/en unknown
-
1969
- 1969-09-16 FR FR6932231A patent/FR2058696A5/fr not_active Expired
-
1970
- 1970-08-18 CA CA090980A patent/CA921129A/en not_active Expired
- 1970-09-04 GB GB1266268D patent/GB1266268A/en not_active Expired
- 1970-09-09 CH CH1342870A patent/CH512803A/en not_active IP Right Cessation
- 1970-09-14 DE DE19702045347 patent/DE2045347A1/en active Pending
- 1970-09-16 SE SE1259170A patent/SE355258B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE2045347A1 (en) | 1971-04-01 |
SE355258B (en) | 1973-04-09 |
GB1266268A (en) | 1972-03-08 |
BE754707A (en) | 1971-01-18 |
CH512803A (en) | 1971-09-15 |
FR2058696A5 (en) | 1971-05-28 |
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