CN1074304A - Microcomputerized alarm signal transmitter and control method thereof - Google Patents
Microcomputerized alarm signal transmitter and control method thereof Download PDFInfo
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- CN1074304A CN1074304A CN 92114767 CN92114767A CN1074304A CN 1074304 A CN1074304 A CN 1074304A CN 92114767 CN92114767 CN 92114767 CN 92114767 A CN92114767 A CN 92114767A CN 1074304 A CN1074304 A CN 1074304A
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Abstract
The present invention relates to a kind of alarm signal transmitter and control method thereof, that has used in this device that one chip microcomputer (1) and one is connected with this single chip microcomputer has a preprogrammed eprom memory (2), one or more sensor (3A, 3B, 3N), automatic take offing machine circuit (10), alarm code forms circuit (7), answer signal observation circuit (6), recording and playing device (8) and microphone parts (9) etc. all form with single chip microcomputer (12) and are connected, receive its control, form the intelligent alarm dispensing device; In addition, this device also be provided with the disconnection monitoring circuit (4) that when telephone wire is cut off, still can report to the police and wireless transmit and receiving trap (5A, 5B).
Description
The present invention relates to a kind ofly, relate to the method that a kind of alerting signal receiving trap that utilizes microcomputer and control thereof send particularly with the telephone alerting system of telephone network as information carrier.
In order to ensure public security, need report to the police to the various emergency circumstance.In order to reach the purpose of Rapid Alarm, occurred utilizing telephone network to be system and the product of information carrier now to alarm center (as sending fire brigade in one's power) warning, in the existing at home product, the alarm signal transmitter that is arranged on warning unit is to be main formation and the transmission of forming logical circuit control alerting signal with the digital circuit.This device circuit complexity, components and parts are many, thereby the manufacturing cost height, and are to use pulse code as alarm code, bit error rate height, signal sending time is long, this just make report to the police send in most important index be that rapidity and accuracy are affected.
In order to solve above-mentioned problems of the prior art, therefore the objective of the invention is to: propose a kind of alarm signal transmitter that utilizes microcomputer, the intellectuality that it is realized on the one hand reporting to the police and sends, make rapidity and the accuracy that sends of reporting to the police that obvious improvement arranged, circuit structure is realized modularization on the other hand, has reduced circuit block and has simplified the product manufacturing, in addition, even accomplish when telephone wire is cut off and alerting signal can also be forwarded to alarm center, guarantee the reliability of reporting to the police and sending.
In order to realize this purpose of the present invention, developed a kind of alarm signal transmitter, it is become by following column circuit banks: one or more sensors, automatic take offing machine circuit, alarm code forms circuit, the answer signal observation circuit, recording and playing device, microphone parts etc., also used an one chip microcomputer in this alarm signal transmitter, and one be connected with this single chip microcomputer have a preprogrammed eprom memory, above-mentioned each parts all form with single chip microcomputer and are connected, receive its control, wherein each sensor is connected on the bus of single chip microcomputer by sensor terminals, it is characterized in that: the outer end of automatic take offing machine circuit all is connected with telephone wire with the input end of answer signal observation circuit, the output terminal of answer signal observation circuit is connected with single chip microcomputer, the input end that alarm code forms circuit is connected with single chip microcomputer, its output terminal is connected with the inner of automatic take offing machine circuit, the control end of automatic take offing machine circuit, the playback control end of recording and playing device and the switch control end of microphone parts are connected with each control signal output ends of single chip microcomputer respectively, and the output terminal of the output terminal of this recording and playing device and microphone parts is connected with the inner of automatic take offing machine circuit; This alarm transmitting device also is provided with disconnection monitoring circuit and wireless launcher and radio receiver, the input end of disconnection monitoring circuit is connected with telephone wire, its output terminal is connected with single chip microcomputer, and wireless launcher and radio receiver also are connected with single chip microcomputer respectively.
Simultaneously, the invention allows for a kind of control method of above-mentioned alarm signal transmitter, this control method is: described single chip microcomputer is according to establishment and program stored work in advance in the eprom memory, initialization promptly enters duty later on, its constantly touring disconnection monitoring circuit that detects, the connection terminal of radio receiver and sensor, if measuring the output line of some sensors is triggered because of warning, then single chip microcomputer reads in bus with the state of this sensor terminals, form the alert locations digital code and send into register, send control signal control automatic take offing machine circuit then and connect telephone wire, single chip microcomputer accesses the telephone number of alarm center from EPROM, automatically dialing, telephone exchange sends to the ringdown of 25HZ the alerting signal receiving trap of alarm center, when alarm center is received this ringdown, an instruction is sent to this device in ready back, this instruction is an audio responding signal that frequency is 2000-2500HZ, this device answer signal monitoring circuit monitors is just notified single chip microcomputer (otherwise continuing monitoring) to this signal, single chip microcomputer is about to this machine address digit code and the synthetic warning digital code of sensing station digital code in the register, deliver to alarm code generation circuit, form the dual-tone multifrequency alarm code, this dual-tone multifrequency alarm code is sent on the telephone wire and sends to alarm center through automatic take offing machine circuit, single chip microcomputer is about to alarm voice in recording and playing device and accesses to deliver to and use audio alert on the telephone wire subsequently, if necessary, single chip microcomputer will be connected the microphone parts and transmit on-the-spot sound to alarm center.
For principle of work of the present invention and progressive configuration and advantage are done more deep understanding, by means of accompanying drawing a preferred embodiment of the present invention is elaborated now.
Fig. 1: the circuit block diagram of a preferred embodiment of alarm signal transmitter of the present invention;
Fig. 2: in order to the system controlled by computer process flow diagram of this embodiment control method to be described.
Fig. 1 is a preferred embodiment of the present invention, can see by this figure, this alarm signal transmitter is made up of following circuit part: one or more sensor 3A, 3B ... 3N, automatic take offing machine circuit 10, alarm code forms circuit 7, answer signal observation circuit 6, recording and playing device 8, microphone parts 9, in this alarm signal transmitter, also used an one chip microcomputer 1, and one be connected with this single chip microcomputer have a preprogrammed eprom memory 2, all judgements of this device of the present invention and operation all are to be finished according to the Automatic Program in the eprom memory 2 by microcomputer 1, therefore each part mentioned above all forms with single chip microcomputer 1 and is connected, receive its control, sensor 3A wherein, 3B ... 3N is connected on the bus of single chip microcomputer 1 by sensor terminals, the invention is characterized in: the outer end of automatic take offing machine circuit 10 all is connected with telephone wire TL with the input end of answer signal observation circuit 6, the output terminal of answer signal observation circuit 6 is connected with single chip microcomputer 1, the input end that alarm code forms circuit 7 is connected with single chip microcomputer 1, its output terminal is connected with the inner of automatic take offing machine circuit 10, the control end of automatic take offing machine circuit 10 is connected with a control signal output ends of single chip microcomputer machine 1, the control end of recording and playing device 8 and microphone parts 9 is connected with each control signal output ends of single chip microcomputer 1 respectively, and the output of this recording and playing device 8 and microphone parts 9 is connected with the inner of automatic take offing machine circuit 10.
Because telephone wire is the transmission carrier of alerting signal, can't report to the police in case just be cut off, the telephone alarm device of various countries all has this common fault now, device of the present invention has been set up disconnection monitoring and radio relay communication part, wherein disconnection monitoring partly is a disconnection monitoring circuit 4, and its input end is connected with telephone wire TL, and its output terminal is connected with single chip microcomputer 1, radio relay communication partly is wireless launcher 5A and radio receiver 5B, and they also are connected with single chip microcomputer 1 respectively.
Above-mentioned recording and playing device 8 is used for audio alert, it can be the magnetic tape type recording playback machine, according to a kind of advantageous forms of implementation of the present invention, this device 8 also can adopt the solid recording playback machine, it can increase the service life and easy break-down not greatly, thereby can improve the reliability of alarm transmitting device of the present invention.This solid recording playback machine mainly is made up of eprom memory and D/A converter, wherein has the digital alarming voice in the eprom memory, and these digitize voices are sent into D/A converter by single chip microcomputer 1 control segmentation, become analogous language and deliver on the telephone wire.
In addition, in order to improve alert capability, alarm transmitting device of the present invention is designed to round-the-clock use, and for preventing grid cut-off, this device also is provided with the uninterruption power source (not shown).
More than be the structure and the circuit of apparatus of the present invention, be illustrated referring now to system controlled by computer process flow diagram shown in Figure 2 control method to this device.Described single chip microcomputer 1 is according to establishment and program stored work in advance in the eprom memory 2, promptly enter duty after the initialization (frame A), it constantly goes the rounds to detect disconnection monitoring circuit 4(frame B), the radio receiver 5B(frame C of radio relay communication) and the connection terminal (frame D) of sensor, if do not measure corresponding signal at frame B and frame C place, and the output line of measuring a certain sensor on frame D is triggered because of warning, then single chip microcomputer 1 reads in bus with the state of this sensor terminals, form the alert locations digital code and send into register, send control signal control automatic take offing machine circuit 10 then and connect telephone wire TL, single chip microcomputer accesses the telephone number of alarm center (for example local police station) from eprom memory 2, (telephone number of existing product is by hardware store and dial and to cry to form the 25HZ interrupted ringing signal of automatic dialing by software, promptly use the function of REDIAL), send to the alerting signal receiving trap (frame E) of alarm center by telephone wire TL and switch, when alarm center is received this ringdown, an instruction is sent to this device in ready back, this instruction is an audio responding signal that frequency is 2000-2500HZ, this device answer signal observation circuit 6 monitors this signal and just notifies single chip microcomputer 1(frame F) (otherwise continuing monitoring), single-chip microcomputer 1 is about to this machine address digit code and the synthetic warning digital code of sensing station digital code in the register, deliver to alarm code generation circuit 7, form dual-tone multifrequency alarm code (frame G), this dual-tone multifrequency alarm code is sent to telephone wire TL through automatic take offing machine circuit 10 and goes up and send to alarm center (frame H), single chip microcomputer 1 is about to exist recording and playing device 8 interior alarm voices to access and delivers to the last audio alert of using of telephone wire TL subsequently, if necessary, single-chip microcomputer 1 will be connected microphone parts 9 and transmit on-the-spot sound to alarm center.
When if telephone wire is cut off, then make an inspection tour the disconnection signal of disconnection monitoring circuit 4 by single chip microcomputer 1 at frame B place, just connect wireless launcher (frame I) and the address digit code in the register is delivered to alarm code generating unit branch and form dual-tone multifrequency alarm code (frame J), and deliver to radio relay communication and partly remove to modulate transmitting set 5A, wireless signal transmission is gone out (frame K), receive by contiguous alarm signal transmitter, again by the receiving trap transit telegram of telephone wire to alarm center.
When the radio receiver 5B of radio relay communication part receives the wireless alarm signal of contiguous dispensing device emission, promptly send look-at-me at frame C place to single chip microcomputer 1, single-chip microcomputer 1 is maked an inspection tour this request signal and is promptly connected decoding scheme the dual-tone multifrequency sign indicating number of the wireless signal that receives is solved and be translated into digital code (frame L), then enter into frame E, send automatic dial-up signal and connect alarm center, when receiving the answer signal instruction, above-mentioned digital code forms dual-tone multifrequency alarm code (frame G) by alarm code generation circuit 7, then as hereinbefore, this dual-tone multifrequency alarm code is sent to telephone wire TL through automatic take offing machine circuit 10 and goes up and send to alarm center (frame H), and access the concurrent poster sound of delivering newspaper, connect microphone 9 in case of necessity and transmit on-the-spot sound.
It more than is a preferred embodiment of the present invention, should be understood that the particular circuit configurations with the represented each several part circuit of square frame all is conventional circuit among above Fig. 1, the concrete microcomputor program that wherein relates to also is that these those skilled in the art understand, and therefore they no longer is further described.
According to a favourable embodiment of the present invention, each circuit part adopts the structure of modular in the above-mentioned alarm transmitting device of the present invention, can utilize connector to connect each other between each module, forms complete machine structure; Another kind of favourable embodiment is with each circuit integration, makes each integrated circuit, is installed on the circuit board with single chip microcomputer then.
More than be alarm signal transmitter of the present invention and the control method of describing with by way of example thereof; obviously under design of the present invention, can make other various modification; for example the part of the radio relay communication in this device also directly utilizes more powerful wireless launcher to be transmitted directly to alarm center; and corresponding radio receiver is set in the receiving trap of alarm center; in a word, all various modification under the present invention's design all belong to the protected scope of the present invention.
The invention has the advantages that: owing to use microcomputer to control, realized the intellectuality that alarm signal sends, speed and the accuracy that sends of reporting to the police improved significantly; And utilize microcomputer control with regard to having saved a large amount of Digital Logical Circuits that are used for control circuit structure to be simplified, easy to implement; In addition, device of the present invention telephone wire be cut off and the situation of cutting off the power supply under still can proceed warning work, thereby greatly strengthened alert capability.
Claims (7)
1, alarm signal transmitter, it is by one or more sensors, automatic take offing machine circuit, alarm code forms circuit, the answer signal observation circuit, compositions such as recording and playing device and microphone parts, also used an one chip microcomputer (1) in this alarm signal transmitter, and one be connected with this single chip microcomputer have a preprogrammed eprom memory (2), described each several part circuit and parts all are connected with single chip microcomputer 1, receive its control, each sensor (3A wherein, 3B, 3N) be connected on the bus of single chip microcomputer (1) by sensor terminals (3), it is characterized in that: the outer end of automatic take offing machine circuit (10) all is connected with telephone wire (TL) with the input end of answer signal observation circuit (6), the output terminal of answer signal observation circuit (6) is connected with single chip microcomputer, the input end that alarm code forms circuit (7) is connected with single chip microcomputer (1), its output terminal is connected with the inner of automatic take offing machine circuit (10), the control end of automatic take offing machine circuit (10), the switch control end of the playback control end of recording and playing device (8) and microphone parts (9) is connected with each control signal output ends of single chip microcomputer (1) respectively, and the output terminal of output terminal of this recording and playing device (8) and microphone parts (9) is connected with the inner of automatic take offing machine circuit (10); This alarm transmitting device also is provided with disconnection monitoring circuit (4) and wireless launcher (5A) and radio receiver (5B); The input end of disconnection monitoring circuit (4) is connected with telephone wire (TL), and its output terminal is connected with single chip microcomputer (1), and wireless launcher (5A) and radio receiver (5B) also are connected with single chip microcomputer (1) respectively.
2, according to the alarm signal transmitter of claim 1, it is characterized in that: wherein recording and playing device (8) is used for audio alert it can be the magnetic tape type recording playback machine; Also can be the solid type recording playback machine, this solid type recording playback machine mainly is made up of eprom memory and A/D converter, wherein there are the digital alarming voice in the eprom memory, these digitize voices are sent into D/A converter by single chip microcomputer (1) control segmentation, become analogous language and deliver on the telephone wire (TL).
3, according to the alarm signal transmitter of claim 1, it is characterized in that: this device also is provided with uninterruption power source, can use for round-the-clock free of discontinuities.
4, according to the alarm signal transmitter of claim 1, it is characterized in that: each circuit part (1-10) adopts modular organization in this device, can utilize connector to connect each other between each module, forms complete machine structure; Also can each circuit part is integrated, make each integrated circuit and be installed on the circuit board with single-chip microcomputer then.
5, control method according to the alarm signal transmitter of claim 1, it is characterized in that: described single chip microcomputer (1) is according to establishment and program stored work in advance in the eprom memory (2), initialization promptly enters duty later on, its constantly touring disconnection monitoring circuit (4) that detects, the connection terminal of radio receiver of radio relay communication (5B) and sensor, if measuring the output line of some sensors is triggered because of warning, then single chip microcomputer (1) reads in bus with the sub-state of sensor terminals, form the alert locations digital code and send into register, send control signal control automatic take offing machine circuit (10) then and connect telephone wire (TL), single chip microcomputer (1) accesses the telephone number of alarm center from eprom memory (2), automatically dialing, telephone exchange sends to the ringdown of 25HZ the alerting signal receiving trap of alarm center, when alarm center receives this ringdown, an instruction is sent to this device in ready back, this instruction is an audio responding signal that frequency is 2000-2500HZ, this device answer signal observation circuit (6) monitors this signal and just notifies single chip microcomputer (1) (otherwise continuing monitoring), single-chip microcomputer (1) is about to this machine address digit code and the synthetic warning digital code of sensing station digital code in this register, deliver to alarm code generation circuit (7), form the dual-tone multifrequency alarm code, this dual-tone multifrequency alarm code is sent to telephone wire (TL) through automatic take offing machine circuit (10) and goes up and send to alarm center, single-chip microcomputer 1 is about to exist the interior alarm voice of recording and playing device (8) to access and delivers to the last audio alert of using of telephone wire (TL) subsequently, if necessary, single-chip microcomputer (1) will be connected microphone parts (9) and transmit on-the-spot sound to alarm center.
6, according to the control method of the alarm signal transmitter of claim 5, it is characterized in that: when telephone wire is cut off, single chip microcomputer (1) will be maked an inspection tour the disconnection signal of disconnection monitoring circuit (4), just connect emitter (5A), and the address digit code in the register delivered to alarm code generation part, form the dual-tone multifrequency alarm code, and deliver to radio relay communication and partly remove to modulate transmitting set (5A), wireless signal transmission is gone out by contiguous alarm signal transmitter reception, again by the receiving trap transit telegram of telephone wire to alarm center.
7, control method according to the alarm signal transmitter of claim 5 or 6, it is characterized in that: when the radio receiver (5B) of radio relay communication part receives the wireless alarm signal of contiguous dispensing device emission, promptly send look-at-me to single chip microcomputer (1), single-chip microcomputer (1) is maked an inspection tour this request signal and is promptly connected decoding scheme the dual-tone multifrequency sign indicating number of the wireless signal that receives is solved and be translated into digital code, then send automatic dial-up signal and connect alarm center, when receiving the answer signal instruction, above-mentioned digital code forms the dual-tone multifrequency alarm code by alarm code generation circuit (7), and then this dual-tone multifrequency alarm code is sent on the telephone wire (TL) through automatic take offing machine circuit (10) and sends to alarm center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92114767 CN1025805C (en) | 1992-12-25 | 1992-12-25 | Microcomputerized alarm signal transmitter and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92114767 CN1025805C (en) | 1992-12-25 | 1992-12-25 | Microcomputerized alarm signal transmitter and its control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1074304A true CN1074304A (en) | 1993-07-14 |
| CN1025805C CN1025805C (en) | 1994-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92114767 Expired - Fee Related CN1025805C (en) | 1992-12-25 | 1992-12-25 | Microcomputerized alarm signal transmitter and its control method |
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| Country | Link |
|---|---|
| CN (1) | CN1025805C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011053953A2 (en) | 2009-11-02 | 2011-05-05 | Dow Global Technologies Llc | Supported rhodium synthesis gas conversion catalyst compositions |
| WO2011126545A1 (en) | 2010-04-09 | 2011-10-13 | Dow Global Technologies Llc | Catalyst compositions for producing mixed alcohols |
-
1992
- 1992-12-25 CN CN 92114767 patent/CN1025805C/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011053953A2 (en) | 2009-11-02 | 2011-05-05 | Dow Global Technologies Llc | Supported rhodium synthesis gas conversion catalyst compositions |
| EP2628536A1 (en) | 2009-11-02 | 2013-08-21 | Dow Global Technologies LLC | Supported rhodium synthesis gas conversion catalyst compositions |
| EP2628534A1 (en) | 2009-11-02 | 2013-08-21 | Dow Global Technologies LLC | Supported rhodium synthesis gas conversion catalyst compositions |
| EP2628535A1 (en) | 2009-11-02 | 2013-08-21 | Dow Global Technologies LLC | Supported rhodium synthesis gas conversion catalyst compositions |
| EP2628537A1 (en) | 2009-11-02 | 2013-08-21 | Dow Global Technologies LLC | Supported rhodium synthesis gas conversion catalyst compositions |
| WO2011126545A1 (en) | 2010-04-09 | 2011-10-13 | Dow Global Technologies Llc | Catalyst compositions for producing mixed alcohols |
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| Publication number | Publication date |
|---|---|
| CN1025805C (en) | 1994-08-31 |
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