CN203870763U

CN203870763U - Simple vehicle emergency calling system

Info

Publication number: CN203870763U
Application number: CN201420226857.0U
Authority: CN
Inventors: 陈善荣; 杨涛; 赵辰
Original assignee: Jishou University
Current assignee: Jishou University
Priority date: 2014-05-06
Filing date: 2014-05-06
Publication date: 2014-10-08
Anticipated expiration: 2024-05-06

Abstract

The utility model provides a simple vehicle emergency calling system. The simple vehicle emergency calling system uses a microcontroller (3) as a center. A forward channel is a trigger switch (3). A backward channel is composed of a voice module (4), a loudspeaker (5), and an EEPROM (6). A communication channel is composed of an antenna (1) and a wireless communication module (2). Vehicles nearby are connected by using dynamic wireless connection communication technology. A distress signal is sent by the simple vehicle emergency calling system in order that vehicles nearby may help to call the police. The simple vehicle emergency calling system is suitable for roads where vehicles exist within a hundred meter, such as a urban area, a suburb, and a highway or the like. When a driver cannot call the police with a cell phone when facing danger such as a hijack, the distress signal is sent by the simple vehicle emergency calling system to request the drivers of vehicles nearby to help to call the police and track the driver. Therefore, it is easy for the police to stop a criminal behavior and criminal events are reduced. The system is low in cost and can be installed in a concealed manner.

Description

A kind of Vehicular emergency situation is called for help simple system

Technical field

The utility model relates to for the emergency condition of automobile calls for help simple system, belongs to wireless communication technology and voice technology field.

Background technology

Along with socioeconomic development, automobile progresses into each family, meanwhile international form is day by day complicated, from Foreign Automobile bombing raid event to the Kunming attack of terrorism, automobile probably becomes the instrument of terrorist attacks or crime, how driver tackles the dangerous situation such as may be held as a hostage, and how to report to the police calmly and obtains relief, and assist the problems such as the police punish crime to need feasible technical scheme.Publication No. is that the Chinese invention patent of CN103632492A discloses a kind of vehicle-mounted emergency call system and calling method thereof, this system is obtained vehicle movement information and state from being installed on the sensor of automobile, can to call center services system, send an SOS manually or automatically, this distress signal is with note, network and voice DTMF transmitting-receiving mode, it is more complicated that this system has structure, the shortcoming that system operation cost is high, this system is mainly used in the warning of vehicle major accident.In fact, vehicle major accident generally can be by driver by advising driving is avoided or minimizing generation in strict accordance with handing over, the road conditions that particularly urban transportation is busier, the speed of a motor vehicle is unhappy, the possibility of vehicle generation major accident is very little, but taxi trade is much bigger at the situation probability that runs into lawbreaker's abduction such as drug addict, the attack of terrorism, situation when particularly night, female driver drove, existing technology generally has the defect that cost is higher, system architecture is more complicated, rely on mobile communication network technology.

Summary of the invention

For in emergency circumstances sending an SOS in time of helping that taximan or home vehicle driver be inconvenient to make a phone call to report to the police being held as a hostage of may running into etc., after obtaining distress signal, near driver reports to the police, and follow the tracks of and to be held as a hostage vehicle or to contain the vehicle of being held as a hostage, thereby assist the police effectively the behavior of fighting crime a kind of technical scheme of Simple And Practical is provided.

The utility model provides a kind of Vehicular emergency situation to call for help simple system, it is characterized in that:

Hardware configuration is comprised of antenna (1), wireless communication module (2), trigger switch (7), voice module (4), EEPROM module (6), micro controller module (3) and power supply (8), system is centered by microcontroller (3), forward path is trigger switch (7), backward channel forms by voice module (4), loudspeaker (5) with EEPROM(6), and communication port is comprised of antenna (1), wireless communication module (2).Wireless communication module (2) adopts open citizens' radio band; Trigger switch (7) forms by calling for help trigger switch and replay trigger switch, for receiving initiatively trigger action of driver; Voice module (4) the storage voice signal of synthetic speech is, Audio recovery circuit and the power amplification circuit of playback voice; EEPROM module (6) storage needs the information of vehicles telephone number relevant with car owner forwarding, and is convenient to contact with car owner family members and friend; The core that micro controller module (3) is steering logic, executive routine control flow; Power supply (8) is comprised of vehicle power and back-up source, for providing electric power supply to system.

Software program is controlled alarm method, it is characterized in that: the A car that described hardware configuration has been installed, when car owner is in danger, initiatively touch the described alarming trigger switch (7) that is arranged on concealed location, described micro controller module (3) detects this trigger pip, from described EEPROM(6) read preset calling for help parameter, this parameter and hop count parameter are sent by described wireless communication module (2), antenna (1).Near installation the B car of described hardware configuration receive the distress call that A car sends, calling for help Parameter storage in this signal is entered to internal memory, and with the EEPROM(6 described in B car) in calling for help parameter comparison, if and hop count parameter different from B car calling for help parameter is less than 10 times, after forwarding the parameter of the A car receiving and hop count being added to 1, send, control afterwards described voice module (4) and send voice messaging; B car car owner makes a phone call to report to the police according to voice messaging, search for and follow the tracks of A car, to assist the police to the chasing of suspect, B car car owner can initiatively touch replay trigger switch (7), the voice messaging of can replaying, so that more clearly do not hear be robbed information of vehicles and car owner's relevant information; Described preset calling for help parameter is vehicle color, vehicle and the number-plate number, it can also be car owner family or good friend's telephone number, described voice messaging be " emergency; emergency; near ' vehicle color ' ' vehicle ' car owner you, be held as a hostage; license plate number be ' number-plate number ', please help to report to the police and follow the tracks of the vehicle of being robbed, assistance the police arrest! ' vehicle color ' ' vehicle ' ' number-plate number ', ' vehicle color ' ' vehicle ' ' number-plate number ', ' vehicle color ' ' vehicle ' ' number-plate number ' ".Described voice messaging can also be " emergency, emergency, near ' vehicle color ' ' vehicle ' car owner you, be held as a hostage; license plate number be ' number-plate number '; car owner household or friend's telephone number is ' telephone number ', please help to report to the police and follow the tracks of the vehicle of being robbed, assistance the police arrest! ' vehicle color ' ' vehicle ' ' number-plate number ', ' vehicle color ' ' vehicle ' ' number-plate number ', ' vehicle color ' ' vehicle ' ' number-plate number ' ".

The utility model is simple in structure, and volume is little, is convenient to hidden installation, and cost is low,, especially there is the higher taxi of possibility of being held as a hostage in the automobile that is suitable for city or the larger region of traffic density, the utility model contributes to fight crime, build safe social environment with low cost.

Accompanying drawing explanation

Accompanying drawing 1 is hardware block diagram of the present utility model;

Accompanying drawing 2 is schematic diagram that the utility model calling for help information is transmitted.

Embodiment

Below in conjunction with accompanying drawing, introduce embodiment of the present utility model, should understand, specific embodiment is to further illustrate of the present utility model, rather than the restriction to the utility model claim.

Wireless communication module in accompanying drawing 1 (2) can be selected the communication module of 2.4GHz, 433MHz or the open citizens' radio band of 915MHz, adopts digital communication mode work; Microcontroller (3) can select the microcontroller of cortex-m0 series or the stc15 series monolithic of macrocrystalline company as control core; Voice module (4) can select WT-588D to add 8MbSPI interface Flash storage as sound bank; Loudspeaker (5) is selected the little loudspeaker of ultrathin type that power is 0.5W; EEPROM can select the AT24C01 series of IIC interface; Trigger switch (7) can be selected the switch key of vibroswitch or other not self-locking, is convenient to hidden installation.The parameters such as information of vehicles and car owner's phone numbers associated are transferred to the utility model by host computer by wireless communication module, and are stored in eeprom memory by microcontroller (3).

In accompanying drawing 2, A car of the present utility model is installed, when car owner is on the hazard and can not passes through mobile phone dialing telephone call, car owner is arranged on the alarming trigger switch of concealed location by shake-up, microcontroller detects after this trigger pip, reads the information of vehicles and the car owner related personnel telephone number that prestore from EEPROM, adds the distress call that hop count parameter forms, by it, from wireless communication module, the mode with broadcast sends (referred to herein as sending for the first time, 1st).Near B car of the present utility model is installed after receiving the distress call that A car sends, therefrom parse information of vehicles and A car owner related personnel telephone number, hop count parameter, and with B car in the information of vehicles and the contrast of car owner related personnel telephone number that prestore in EEPROM, if not identical, the information of vehicles in the calling for help information of A car and car owner related personnel telephone number is constant, and with broadcast mode, forward once (referred to herein as sending for the second time after hop count is added to one, 2nd), in B car, microcontroller of the present utility model is by voice module of the present utility model, mode by calling for help information with voice plays back, as " emergency, emergency, near ' vehicle color ' ' vehicle ' car owner you, be held as a hostage, license plate number is ' number-plate number ', please help report to the police and follow the tracks of the vehicle of being robbed, assist the police to arrest! ' vehicle color ' ' vehicle ' ' number-plate number ', ' vehicle color ' ' vehicle ' ' number-plate number ', ' vehicle color ' ' vehicle ' ' number-plate number ' " or " emergency, emergency, near ' vehicle color ' ' vehicle ' car owner you, be held as a hostage, license plate number is ' number-plate number ', and car owner household or friend's telephone number is ' telephone number ', please help to report to the police and follow the tracks of the vehicle of being robbed, assist the police to arrest! ' vehicle color ' ' vehicle ' ' number-plate number ', ' vehicle color ' ' vehicle ' ' number-plate number ', ' vehicle color ' ' vehicle ' ' number-plate number ' ", B car car owner dials the police emergency number according to the A car information of vehicles of this voice messaging prompting, search for A car nearby, and the whereabouts of following the tracks of A car, keep in touch with the police simultaneously, assist the police to arrest suspect.When B car forwards A car calling for help information, A car also can be received the calling for help information that B car forwards, and from calling for help information, parse information of vehicles and car owner related personnel telephone number, hop count parameter, compare with the pre-stored information of vehicles at EEPROM, find identically with A car self information, this information is abandoned, and the mark information of calling for help is sent, need not automatically repeat to send calling for help information, also not play voice messaging, in order to avoid startle suspect.After B car is done and is forwarded for the second time, neighbouring C car, D car carry out after analysis and comparison the information receiving, again calling for help information is forwarded, and play voice help-asking information in C, D car, it is on that C, D, E, F, G car all likely participate in the suspect who assists the police to arrest on A car, thereby improve the success ratio of arresting, A car car owner is in the situation that obviously calling for help is not reported to the police, relatively safe simultaneously.

Claims

1. a Vehicular emergency situation is called for help simple system, it is characterized in that: hardware configuration is comprised of antenna (1), wireless communication module (2), trigger switch (7), voice module (4), EEPROM module (6), micro controller module (3) and power supply (8), centered by microcontroller (3), forward path is trigger switch (7), backward channel forms by voice module (4), loudspeaker (5) with EEPROM(6), and communication port is comprised of wireless communication module (2) and antenna (1).