KR840005909U - 음향기기의 전원 온/오프시 잡음 제거회로 - Google Patents
음향기기의 전원 온/오프시 잡음 제거회로Info
- Publication number
- KR840005909U KR840005909U KR2019830001803U KR830001803U KR840005909U KR 840005909 U KR840005909 U KR 840005909U KR 2019830001803 U KR2019830001803 U KR 2019830001803U KR 830001803 U KR830001803 U KR 830001803U KR 840005909 U KR840005909 U KR 840005909U
- Authority
- KR
- South Korea
- Prior art keywords
- powering
- sound equipment
- noise canceling
- canceling circuit
- circuit
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019830001803U KR860001059Y1 (ko) | 1983-03-02 | 1983-03-02 | 음향기기의 전원 온/오프시 잡음 제거회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019830001803U KR860001059Y1 (ko) | 1983-03-02 | 1983-03-02 | 음향기기의 전원 온/오프시 잡음 제거회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR840005909U true KR840005909U (ko) | 1984-11-10 |
KR860001059Y1 KR860001059Y1 (ko) | 1986-05-31 |
Family
ID=19228778
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019830001803U KR860001059Y1 (ko) | 1983-03-02 | 1983-03-02 | 음향기기의 전원 온/오프시 잡음 제거회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR860001059Y1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101322629B1 (ko) * | 2007-02-07 | 2013-10-29 | 엘지전자 주식회사 | 동작 모드 전환 방법 및 단말기 |
-
1983
- 1983-03-02 KR KR2019830001803U patent/KR860001059Y1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR860001059Y1 (ko) | 1986-05-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E601 | Decision to refuse application | ||
J2X1 | Appeal (before the patent court) |
Free format text: APPEAL AGAINST DECISION TO DECLINE REFUSAL |
|
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 19940429 Year of fee payment: 9 |
|
EXPY | Expiration of term |