JPS6310639B2 - - Google Patents
Info
- Publication number
- JPS6310639B2 JPS6310639B2 JP56048175A JP4817581A JPS6310639B2 JP S6310639 B2 JPS6310639 B2 JP S6310639B2 JP 56048175 A JP56048175 A JP 56048175A JP 4817581 A JP4817581 A JP 4817581A JP S6310639 B2 JPS6310639 B2 JP S6310639B2
- Authority
- JP
- Japan
- Prior art keywords
- howling
- band
- attenuation
- signal
- average energy
- 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
- 230000002238 attenuated effect Effects 0.000 claims description 5
- 230000002265 prevention Effects 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 4
- 230000003111 delayed effect Effects 0.000 claims description 2
- 230000003321 amplification Effects 0.000 description 5
- 238000003199 nucleic acid amplification method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000010355 oscillation Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/02—Circuits for transducers, loudspeakers or microphones for preventing acoustic reaction, i.e. acoustic oscillatory feedback
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4817581A JPS57162593A (en) | 1981-03-30 | 1981-03-30 | Howling preventing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4817581A JPS57162593A (en) | 1981-03-30 | 1981-03-30 | Howling preventing device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57162593A JPS57162593A (en) | 1982-10-06 |
JPS6310639B2 true JPS6310639B2 (fr) | 1988-03-08 |
Family
ID=12796045
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4817581A Granted JPS57162593A (en) | 1981-03-30 | 1981-03-30 | Howling preventing device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57162593A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59161995A (ja) * | 1983-03-07 | 1984-09-12 | Matsushita Electric Ind Co Ltd | ハウリング抑圧装置 |
NL8600406A (nl) * | 1986-02-18 | 1987-09-16 | Philips Nv | Automatisch geregeld versterkerstelsel. |
KR101204239B1 (ko) | 2011-03-31 | 2012-11-26 | 김철희 | 실시간 하울링 제거장치 및 그 방법 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5642413A (en) * | 1979-09-14 | 1981-04-20 | Victor Co Of Japan Ltd | Sound-field singla correcting device |
-
1981
- 1981-03-30 JP JP4817581A patent/JPS57162593A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5642413A (en) * | 1979-09-14 | 1981-04-20 | Victor Co Of Japan Ltd | Sound-field singla correcting device |
Also Published As
Publication number | Publication date |
---|---|
JPS57162593A (en) | 1982-10-06 |
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