KR970024771A - Phone alert status of telephone - Google Patents
Phone alert status of telephone Download PDFInfo
- Publication number
- KR970024771A KR970024771A KR1019950038267A KR19950038267A KR970024771A KR 970024771 A KR970024771 A KR 970024771A KR 1019950038267 A KR1019950038267 A KR 1019950038267A KR 19950038267 A KR19950038267 A KR 19950038267A KR 970024771 A KR970024771 A KR 970024771A
- Authority
- KR
- South Korea
- Prior art keywords
- alarm
- state
- potential level
- power
- telephone
- Prior art date
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- Telephone Function (AREA)
Abstract
본 발명은 전화기에 관한 것으로 본 발명의 제1관점에 따른 전화기의 통화불능상태 경고장치는 국선과 결합되는 입력플러그를 통해 입력되는 전압신호의 레벨을 검출하는 전위레벨 감지수단과, 통화불능상태를 경고해 주기 위한 경보수단 및, 상기 전위레벨 감지수단에 의한 감지신호에 따라 상기 경보수단을 작동제어하는 제어수단을 포함하여 구성된 것을 특징으로 하고, 또한 본 발명에 제2과정에 따른 전화기의 통화불능상태 경고장치는 전원플러그를 통해 입력되는 전원전압의 레벨을 검출하는 전위레벨 검출수단과, 통화불능상태를 경고해 주기 위한 경보수단, 상기 전원플러그를 통해 입력되는 전원전압이 차단된 경우에는 일정 시간동안 소정의 동작전원을 공급하기 위한 전원수단 및, 상기 전위레벨 감지수단에 의한 감지신호에 따라 상기 경보수단을 작동제어하는 제어수단을 포함하여 구성된 것을 특징으로 한다.The present invention relates to a telephone. The apparatus for alerting a non-talk state of a telephone according to the first aspect of the present invention includes a potential level sensing means for detecting a level of a voltage signal input through an input plug coupled with a trunk line, and a non-talk state. And alarm means for warning, and control means for operating and controlling the alarm means in accordance with a detection signal by the potential level detecting means. The state warning device includes a potential level detecting means for detecting a level of a power voltage input through a power plug, an alarm means for warning a call failure state, and a predetermined time when the power voltage input through the power plug is cut off. Power supply means for supplying predetermined operation power during It characterized in that it comprises a control means for controlling the operation of the maintenance stage.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.
제1도는 일반적인 전화기의 내부구성을 나타낸 블럭구성도,1 is a block diagram showing the internal configuration of a general telephone,
제2도는 본 발명의 제1실시예에 따른 전화기의 통화불능상태 경고장치를 나타낸 블럭구성도,2 is a block diagram showing an apparatus for alerting an incapable state of a telephone according to a first embodiment of the present invention;
제3도는 본 발명의 제2실시예에 따른 전화기의 통화불능상태 경고장치를 나타낸 블럭구성도.3 is a block diagram showing an apparatus for alerting a busy state of a telephone according to a second embodiment of the present invention.
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950038267A KR970024771A (en) | 1995-10-30 | 1995-10-30 | Phone alert status of telephone |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950038267A KR970024771A (en) | 1995-10-30 | 1995-10-30 | Phone alert status of telephone |
Publications (1)
Publication Number | Publication Date |
---|---|
KR970024771A true KR970024771A (en) | 1997-05-30 |
Family
ID=66584149
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950038267A KR970024771A (en) | 1995-10-30 | 1995-10-30 | Phone alert status of telephone |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR970024771A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100337294B1 (en) * | 1999-07-28 | 2002-05-17 | 서평원 | Extension-In-Use Detection Method In Telephone |
KR100376059B1 (en) * | 1996-06-20 | 2003-06-11 | 엘지전자 주식회사 | Method for confirming connection state of mobile phone |
KR100673124B1 (en) * | 2001-05-22 | 2007-01-22 | 엘지전자 주식회사 | Discharging apparatus for air-conditioner |
-
1995
- 1995-10-30 KR KR1019950038267A patent/KR970024771A/en not_active Application Discontinuation
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100376059B1 (en) * | 1996-06-20 | 2003-06-11 | 엘지전자 주식회사 | Method for confirming connection state of mobile phone |
KR100337294B1 (en) * | 1999-07-28 | 2002-05-17 | 서평원 | Extension-In-Use Detection Method In Telephone |
KR100673124B1 (en) * | 2001-05-22 | 2007-01-22 | 엘지전자 주식회사 | Discharging apparatus for air-conditioner |
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Legal Events
Date | Code | Title | Description |
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WITN | Withdrawal due to no request for examination |