KR950004814A - Anti-theft Device and Anti-theft Method for Communication Equipment - Google Patents

Anti-theft Device and Anti-theft Method for Communication Equipment Download PDF

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Publication number
KR950004814A
KR950004814A KR1019930013006A KR930013006A KR950004814A KR 950004814 A KR950004814 A KR 950004814A KR 1019930013006 A KR1019930013006 A KR 1019930013006A KR 930013006 A KR930013006 A KR 930013006A KR 950004814 A KR950004814 A KR 950004814A
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signal
detecting
line
detection
theft
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이인수
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이인수
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Abstract

단말시 시스텝과 교환기 시스텝 사이의 회선에 배치된 통신기기용 도용방지 장치 및 그 방지 방법으로서, 공중 통신망의 도용을 방지하기 위해서, 회전에 접속되고 회선상의 극성의 반전신호를 검출하는 제1의 검출수단, 신호 접속수단으로 음성 대역의 신호를 발생하는 신호 발생수단, 제 1의 검출수단에 접속되어 대역의 신호를 조절하고 계전기의 구동시간을 설정하는 신호 접속 제어수단, 회선상에 있어서 단말기에서 발생된 음성 대역외의 신호를 검출하는 제2의 검출수단, 제2의 검출수단의 검출신호에 따라 단말기로 경보신호를 송출하는 경보 수단, 제 1및 제2의 검출수단의 검출상태를 주기적으로 검색하는 제어수단을 구비한다.An anti-theft device for a communication device arranged on a line between a terminal-time system and an exchange system, and a method for preventing the same, comprising: a first device connected to a rotation and detecting an inverted signal of polarity on a line in order to prevent theft of a public communication network; A signal generating control means for generating a signal of an audio band by means of a signal detecting means, a signal connection control means connected to a first detecting means to adjust a signal of a band and to set a driving time of a relay, and a terminal on a line Second detection means for detecting a signal out of the voice band generated by the signal, an alarm means for sending an alarm signal to the terminal according to the detection signal of the second detection means, and a detection state of the first and second detection means periodically And control means for searching.

이와같이, 통신기기용 도용방지 장치 및 도용방지 방법을 이용하는 것에 의해, 공중 통신망에 있어서 정당한 사용 및 대가를 통하여 경제적 피해를 방지할 수가있다.In this way, by using the antitheft device and the antitheft method for a communication device, economic damage can be prevented through fair use and cost in a public communication network.

Description

통신기기용 도용방지 장치 및 도용방지 방법Anti-theft Device and Anti-theft Method for Communication Equipment

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명에 의한 통신기기용 도용방지 장치의 블럭도, 제2도는 제1도에 있어서 단말기 시스텝측의 상세 블럭도, 제3도는 제1도에 있어서 교환기 시스텝측의 상세 블럭도, 제4도는 본 발명에 의한 통신기기의 도용방지 방법을 설명하기 위한 흐름도.1 is a block diagram of an anti-theft device for a communication device according to the present invention, FIG. 2 is a detailed block diagram of the terminal system side in FIG. 1, and FIG. 3 is a detailed block diagram of the exchange system side in FIG. 4 is a flowchart illustrating a method for preventing theft of a communication device according to the present invention.

Claims (4)

단말기 시스텝과 교환기 시스텝 사이의 회선에 배치된 통신기기용 도용방지 장치에 있어서, 상기 회전에 접속되고, 회선상의 극성의 반전신호를 검출하는 제1의 검출수단(2,21,31), 상기 신호 접속수단으로 음성 대역의 신호를 발생하는 신호 발생수단(4,25), 상기 제 1의 검출수단(2,21)에 접속되어 대역의 신호를 조절하고, 계전기의 구동시간을 설정하는 신호 접속 제어수단(3), 상기 회선상에 있어서 상기 단말기에서 발생된 음성 대역외의 신호를 검출하는 제2의 검출수단(7,32), 상기 제2의 검출수단(7,32)의 검출신호에 따라 상기 단말기로 경보신호를 송출하는 경보 수단(33,36), 상기 제1및 제2의 검출수단의 검출상태를 주기적으로 검색하는 제어수단(8,37)을 포함하는 통신기기용 도용방지 장치.1. An anti-theft device for communication equipment arranged on a line between a terminal system and an exchange system, comprising: first detection means (2, 21, 31) connected to said rotation and detecting a reverse signal of polarity on a line; Signal generating means (4,25) for generating a signal of the voice band by the signal connection means, the signal for connecting the first detection means (2,21) to adjust the signal of the band and setting the driving time of the relay Connection control means (3), second detection means (7,32) for detecting signals out of the voice band generated by the terminal on the line, and detection signals of the second detection means (7,32). And an alarm means (33,36) for transmitting an alarm signal to the terminal, and control means (8,37) for periodically searching for detection states of the first and second detection means. . 제1항에 있어서, 상기 신호 접속 제어수단(3)은 또, 상기 신호 발생수단(4,25)로부터의 대역의 신호를 상기 제1의 검출수단으로 송출하는 대역의 신호 결합부(24)를 포함하는 통신기기용 도용방지 장치.The signal connection control means (3) according to claim 1, wherein said signal connection control means (3) further comprises a signal coupling portion (24) of a band for transmitting a signal of a band from said signal generating means (4, 25) to said first detecting means. Anti-theft device for communication equipment comprising. 제1항에 있어서, 상기 제1의 검출수단은 단말기의 후크상태를 검출하는 통신기기용 도용방지 장치.The anti-theft device for communication device according to claim 1, wherein the first detecting means detects a hook state of the terminal. 단말기 시스텝과 교환기 시스텝 사이의 회선에 배치하여 통신기기의 도용을 방지하는 통신기기용 도용방지 방법에 있어서 (a) 상기 회선상의 상태 변환 신호를 감지하는 스텝, (b) 상기 스텝(a)에 있어서, 상태 변환 신호가 감지된 경우 음성 대역외의 신호 감시장치를 구동하는 스텝. (c) 상기 상태변환 신호와 정상 상태와의 신호의 길이를 비교하는 스텝, (d) 상기 스텝(c)에 있어서, 정상 상태의 신호의 길이보다 짧은 경우, 경보음을 발생하는 스텝을 포함하는 통신기기용 도용방지 방법.A method of preventing theft of a communication device by placing it on a line between a terminal system and an exchange system, the method comprising: (a) detecting a state change signal on the line, (b) step (a) The method according to claim 1, wherein the step of driving a signal monitoring device outside the voice band when a state conversion signal is detected. (c) comparing the length of the signal between the state change signal and the steady state; and (d) in step (c), generating an alarm sound when it is shorter than the length of the steady state signal. Anti-theft method for communication device. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930013006A 1993-07-12 1993-07-12 Anti-theft Device and Anti-theft Method for Communication Equipment Ceased KR950004814A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019930013006A KR950004814A (en) 1993-07-12 1993-07-12 Anti-theft Device and Anti-theft Method for Communication Equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019930013006A KR950004814A (en) 1993-07-12 1993-07-12 Anti-theft Device and Anti-theft Method for Communication Equipment

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KR950004814A true KR950004814A (en) 1995-02-18

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KR1019930013006A Ceased KR950004814A (en) 1993-07-12 1993-07-12 Anti-theft Device and Anti-theft Method for Communication Equipment

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