JPH0511456B2 - - Google Patents
Info
- Publication number
- JPH0511456B2 JPH0511456B2 JP60143524A JP14352485A JPH0511456B2 JP H0511456 B2 JPH0511456 B2 JP H0511456B2 JP 60143524 A JP60143524 A JP 60143524A JP 14352485 A JP14352485 A JP 14352485A JP H0511456 B2 JPH0511456 B2 JP H0511456B2
- Authority
- JP
- Japan
- Prior art keywords
- volume
- circuit
- howling
- telephone
- speaker
- 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 - Lifetime
Links
- 238000004891 communication Methods 0.000 claims description 7
- 230000002265 prevention Effects 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000009499 grossing Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14352485A JPS623549A (ja) | 1985-06-29 | 1985-06-29 | ハウリング防止回路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14352485A JPS623549A (ja) | 1985-06-29 | 1985-06-29 | ハウリング防止回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS623549A JPS623549A (ja) | 1987-01-09 |
JPH0511456B2 true JPH0511456B2 (it) | 1993-02-15 |
Family
ID=15340740
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14352485A Granted JPS623549A (ja) | 1985-06-29 | 1985-06-29 | ハウリング防止回路 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS623549A (it) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59229964A (ja) * | 1983-06-11 | 1984-12-24 | Nippon Telegr & Teleph Corp <Ntt> | 音声スイツチ回路 |
JPS6066560A (ja) * | 1983-09-22 | 1985-04-16 | Matsushita Electric Ind Co Ltd | 音響結合防止回路 |
-
1985
- 1985-06-29 JP JP14352485A patent/JPS623549A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59229964A (ja) * | 1983-06-11 | 1984-12-24 | Nippon Telegr & Teleph Corp <Ntt> | 音声スイツチ回路 |
JPS6066560A (ja) * | 1983-09-22 | 1985-04-16 | Matsushita Electric Ind Co Ltd | 音響結合防止回路 |
Also Published As
Publication number | Publication date |
---|---|
JPS623549A (ja) | 1987-01-09 |
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