JPS54124904A - Method of eliminating howling of speaker type simultaneous talking interphone and speaker type simultaneous talking interphone - Google Patents
Method of eliminating howling of speaker type simultaneous talking interphone and speaker type simultaneous talking interphoneInfo
- Publication number
- JPS54124904A JPS54124904A JP3334278A JP3334278A JPS54124904A JP S54124904 A JPS54124904 A JP S54124904A JP 3334278 A JP3334278 A JP 3334278A JP 3334278 A JP3334278 A JP 3334278A JP S54124904 A JPS54124904 A JP S54124904A
- Authority
- JP
- Japan
- Prior art keywords
- interphone
- type simultaneous
- speaker type
- simultaneous talking
- talking
- 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.)
- Pending
Links
Landscapes
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3334278A JPS54124904A (en) | 1978-03-22 | 1978-03-22 | Method of eliminating howling of speaker type simultaneous talking interphone and speaker type simultaneous talking interphone |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3334278A JPS54124904A (en) | 1978-03-22 | 1978-03-22 | Method of eliminating howling of speaker type simultaneous talking interphone and speaker type simultaneous talking interphone |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS54124904A true JPS54124904A (en) | 1979-09-28 |
Family
ID=12383882
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3334278A Pending JPS54124904A (en) | 1978-03-22 | 1978-03-22 | Method of eliminating howling of speaker type simultaneous talking interphone and speaker type simultaneous talking interphone |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS54124904A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63152344U (en) * | 1987-03-25 | 1988-10-06 | ||
JPH01319360A (en) * | 1988-06-20 | 1989-12-25 | Nec Corp | Voice conference equipment |
-
1978
- 1978-03-22 JP JP3334278A patent/JPS54124904A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63152344U (en) * | 1987-03-25 | 1988-10-06 | ||
JPH01319360A (en) * | 1988-06-20 | 1989-12-25 | Nec Corp | Voice conference equipment |
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