KR950004961U - 전화통화시 자동음성뮤트회로 - Google Patents
전화통화시 자동음성뮤트회로Info
- Publication number
- KR950004961U KR950004961U KR2019930013395U KR930013395U KR950004961U KR 950004961 U KR950004961 U KR 950004961U KR 2019930013395 U KR2019930013395 U KR 2019930013395U KR 930013395 U KR930013395 U KR 930013395U KR 950004961 U KR950004961 U KR 950004961U
- Authority
- KR
- South Korea
- Prior art keywords
- telephone calls
- automatic voice
- mute circuit
- voice mute
- circuit
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/34—Muting amplifier when no signal is present or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems
- H03G3/342—Muting when some special characteristic of the signal is sensed which distinguishes it from noise, e.g. using speech detector
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019930013395U KR960010060Y1 (ko) | 1993-07-20 | 1993-07-20 | 전화통화시 자동음성뮤트회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019930013395U KR960010060Y1 (ko) | 1993-07-20 | 1993-07-20 | 전화통화시 자동음성뮤트회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950004961U true KR950004961U (ko) | 1995-02-18 |
KR960010060Y1 KR960010060Y1 (ko) | 1996-11-21 |
Family
ID=19359369
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019930013395U KR960010060Y1 (ko) | 1993-07-20 | 1993-07-20 | 전화통화시 자동음성뮤트회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR960010060Y1 (ko) |
-
1993
- 1993-07-20 KR KR2019930013395U patent/KR960010060Y1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR960010060Y1 (ko) | 1996-11-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 19991030 Year of fee payment: 4 |
|
LAPS | Lapse due to unpaid annual fee |