KR20010076004A - 경비망용 전용회선 시스템 - Google Patents
경비망용 전용회선 시스템 Download PDFInfo
- Publication number
- KR20010076004A KR20010076004A KR1020000003245A KR20000003245A KR20010076004A KR 20010076004 A KR20010076004 A KR 20010076004A KR 1020000003245 A KR1020000003245 A KR 1020000003245A KR 20000003245 A KR20000003245 A KR 20000003245A KR 20010076004 A KR20010076004 A KR 20010076004A
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- South Korea
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- receiving
- dedicated
- 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.)
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- 230000007123 defense Effects 0.000 title 1
- 238000004891 communication Methods 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000001514 detection method Methods 0.000 claims abstract description 5
- 230000002776 aggregation Effects 0.000 claims description 11
- 238000004220 aggregation Methods 0.000 claims description 11
- 230000005856 abnormality Effects 0.000 abstract description 6
- 230000009977 dual effect Effects 0.000 abstract description 3
- 230000008859 change Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000001932 seasonal effect Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/004—Alarm propagated along alternative communication path or using alternative communication medium according to a hierarchy of available ways to communicate, e.g. if Wi-Fi not available use GSM
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Telephonic Communication Services (AREA)
Abstract
Description
Claims (2)
- 각 구역의 사건 발생여부를 접점 신호로 전송하는 감지기(10)와 ;상기 감지기(10)로부터 전송된 각종 감지신호 및 시스템에 관한 정보를 DTMF 신호로 출력하는 경보기(20)와 ;상기 경보기(20)에서 발생된 DTMF 신호를 수신하여 FSK 방식으로 변조한 후 전송하는 전용회선 단말장치(30)와 ;상기 전용회선 단말장치(30)로부터 전송된 데이터를 전용회선(50)을 통하여 수신하여 호스트(100)에 상태정보 및 제어정보를 제공하는 수신장치(70) ; 및,상기 전용회선 단말장치(30)로부터 전송된 데이터를 공중회선(80)을 통하여 수신하여 호스트(100)로 전송하는 공중회선 신호 수신기(90)로 구성한 것을 특징으로 하는 경비망용 전용회선 시스템.
- 제 1 항에 있어서,상기 수신장치(70)는,상기 전용회선 단말장치(30)로부터 전송된 데이터를 수신하여 복조한 후 전송하는 집합형 전용회선 모뎀(71)과 ;상기 집합형 전용회선 모뎀(71)으로부터 전송된 데이터를 수신하여 전송하는 집합장치(72) ; 및,상기 집합장치(72)로부터 전송된 데이터를 1차 번역하여 호스트(100)로 전송하는 수신기(73)를 포함하여,상위 장치의 통신 상황에 따라 하위 장치의 통신 여부를 결정하는 연동 통신 방식으로 구성한 것을 특징으로 하는 경비망용 전용회선 시스템.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000003245A KR100329482B1 (ko) | 2000-01-24 | 2000-01-24 | 경비망용 전용회선 시스템 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000003245A KR100329482B1 (ko) | 2000-01-24 | 2000-01-24 | 경비망용 전용회선 시스템 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010076004A true KR20010076004A (ko) | 2001-08-11 |
KR100329482B1 KR100329482B1 (ko) | 2002-03-23 |
Family
ID=19640925
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000003245A Expired - Lifetime KR100329482B1 (ko) | 2000-01-24 | 2000-01-24 | 경비망용 전용회선 시스템 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100329482B1 (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010044384A (ko) * | 2001-02-15 | 2001-06-05 | 송호종 | 무인경비 시스템의 전용선 대체 공중회선 전환장치 |
KR20050115171A (ko) * | 2004-06-03 | 2005-12-07 | 서울통신기술 주식회사 | 가정 자동화 시스템의 경보장치 및 그 방법 |
WO2009088155A1 (en) * | 2008-01-04 | 2009-07-16 | Rae-Woong Park | Crimes and disasters preventing system |
-
2000
- 2000-01-24 KR KR1020000003245A patent/KR100329482B1/ko not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010044384A (ko) * | 2001-02-15 | 2001-06-05 | 송호종 | 무인경비 시스템의 전용선 대체 공중회선 전환장치 |
KR20050115171A (ko) * | 2004-06-03 | 2005-12-07 | 서울통신기술 주식회사 | 가정 자동화 시스템의 경보장치 및 그 방법 |
WO2009088155A1 (en) * | 2008-01-04 | 2009-07-16 | Rae-Woong Park | Crimes and disasters preventing system |
Also Published As
Publication number | Publication date |
---|---|
KR100329482B1 (ko) | 2002-03-23 |
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