CN105047005A - Automatic bus-stop reporting device - Google Patents
Automatic bus-stop reporting device Download PDFInfo
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- CN105047005A CN105047005A CN201510350231.XA CN201510350231A CN105047005A CN 105047005 A CN105047005 A CN 105047005A CN 201510350231 A CN201510350231 A CN 201510350231A CN 105047005 A CN105047005 A CN 105047005A
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Abstract
The invention discloses an automatic bus-stop reporting device and belongs to the technical field of voice prompt equipment. The automatic bus-stop reporting device comprises a vehicular receiving module, a central processing unit, a voice playing module, and a power supply module. The voice playing module comprises an environmental noise input unit, an environmental noise processing unit, and a voice output unit. The environmental noise input unit is used for converting an analog environmental noise signal to a digital environmental noise signal. The environmental noise processing unit is used for inverting the digital environmental noise signal in order to obtain another digital environmental noise signal with the same amplitude and an inverted phase and performing gain adjustment on the another digital environmental noise signal. The voice output unit is used for receiving and performing digital-to-analog conversion on the digital environmental noise signal subjected to gain adjustment and then superposing an obtained signal on an audio file in a silent environment and outputting the final signal. The automatic bus-stop reporting device automatically adjusts the volume of the voice playing device according to the environmental noise in a bus, thereby being very intelligent.
Description
Technical field
The present invention relates to a kind of automatic bus stop announcing device, belong to sound prompt device technical field.
Background technology
Bus covers the transportation network in whole city due to it, becomes people and to go out the indispensable vehicles.The bus of big and medium-sized cities operation, in order to increase work efficiency, by arranging automatic coin system and sound broadcast system in car, only needs to be equipped with a driver in each bus.Sound broadcast system can the arriving at a station place and time of the reminding passengers next stop, brings great convenience to passenger.
Application number is 201210275329.X, the applying date be on August 5th, 2012 application discloses a kind of bus arrival reminding system, by vehicle-mounted end, the webserver and client composition, this system adopts using the smart machine with satellite positioning module and wireless network data transceiver module of user as client, data with car number and positional information are sent to the webserver by being arranged on vehicle-mounted end on bus, the position at the vehicle line inquired about by client according to user of the webserver number and direction and user place, to this circuit of client feedback of user and direction and to the position of the nearer bus of the distance users of user place direction running, client is according to the positional information of the bus received, electronic chart in its screen shows the real time position icon of the bus that it is inquired about, and calculate the speed of a motor vehicle and the estimated time of arrival (ETA) of the nearest bus of distance users, show on the screen of client simultaneously.
Application number is 201310376095.2, the applying date be on August 26th, 2013 application discloses a kind of public transit vehicle arrival reminding method and mobile terminal, relate to intelligent bus field, the method comprises: the positional information that the target public transit vehicle that mobile terminal reception server sends is current and travel speed; The described mobile terminal positional information current according to the positional information of targeted sites, described target public transit vehicle obtains the range information of described target public transit vehicle apart from described targeted sites, and obtains according to described range information and the current travel speed of described target public transit vehicle the temporal information that described target public transit vehicle arrives described targeted sites.By said method, public transit vehicle passenger can being obtained in real time will take arrives the time of targeted sites, and then arranged rational trip scheme more, avoids unnecessary time waste.
Application number is 201320865369.X, and the applying date is disclose the special system for prompting of a kind of bus arrival based on ZigBee technology on Dec 18th, 2013, comprises wireless data transmitter and wireless headset; Described wireless data transmitter is connected with bus stop reporting device, the site information that each station reporting instrument is called out the stops can be sent to wireless headset by Zigbee network; Described wireless headset is headphone, and the headband connecting left earphone and right earphone is designed with row's button, the corresponding corresponding bus stop of each button.During use, passenger arranges the website needing to get off by the button on wireless headset headband, the acousto-optic hint information that reminding passengers that earphone sends is got off will be received at the last station of passenger getting off car website and get-off stop for twice, ensure that each passenger promptly and accurately gets off.This utility model structure is simple, convenient and practical, cost is lower.
Existing public bus voice reporting station system is manually operated by driver mostly, easily occurs the phenomenon failed to report, misrepresent deliberately.Prompt tone due to public bus voice reporting station system is invariable, and when the people taken in bus is more, environment inside car is noisy, and prompt tone is often flooded by noise, so just there will be passenger misses lower station time because can't hear prompt tone.
Summary of the invention
In order to solve the problem, the present invention proposes a kind of automatic bus stop announcing device, according to the size of bus environment noise, can automatically regulate the broadcast sound volume of sound broadcasting device, very intelligent.
The present invention adopts following technical scheme for solving its technical matters:
A kind of automatic bus stop announcing device, comprise vehicle-mounted receiver module, CPU (central processing unit), voice broadcast module and power supply module, wherein vehicle-mounted receiver module, CPU (central processing unit) are connected with voice broadcast sequence of modules, and vehicle-mounted receiver module, CPU (central processing unit) are connected with power supply module respectively with voice broadcast module; Described vehicle-mounted receiver module is used for the information of real-time reception bus stop transmitter transmission, the information that described CPU (central processing unit) is used for transmitting according to vehicle-mounted receiver module sends instruction to voice broadcast module, described voice broadcast module is for reporting the voice message sound of bus arrival information, and described power supply module is used for each module for power supply;
Voice broadcast module comprises neighbourhood noise input block, neighbourhood noise processing unit and voice-output unit, wherein said neighbourhood noise input block is for receiving the ambient noise signal in bus, this ambient noise signal is carried out analog to digital conversion and becomes digital environment noise signal, output to neighbourhood noise processing unit; Described neighbourhood noise processing unit, obtains the contrary digital environment noise signal of the suitable phase place of amplitude for this digital environment noise signal being carried out anti-phase process and carries out gain-adjusted, then exporting to voice-output unit; Digital environment noise signal after described voice-output unit is used for receiving gain adjustment also carries out digital-to-analog conversion to it, carries out superposing rear output with the audio file of squelch.
As a preferred technical solution of the present invention: described CPU (central processing unit) adopts Chip Microcomputer A tmel89C51.
As a preferred technical solution of the present invention: described neighbourhood noise processing unit comprises phase inverter and fader.
As a preferred technical solution of the present invention: the model of described phase inverter is ICL7660.
As a preferred technical solution of the present invention: described power supply module adopts solar storage battery.
A kind of automatic bus stop announcing device of the present invention, adopts above technical scheme compared with prior art, has following technique effect:
1, this device achieves bus arrival automatic-prompting, and driver can be focused one's attention on safe driving more.
2, the present invention according to the size of bus environment noise, can regulate the broadcast sound volume of sound broadcasting device, makes passenger can not hear because of bus environment is noisy the information of arriving at a station, miss lower station automatically.
3, power supply module of the present invention adopts solar storage battery, environmental protection, energy-saving safe.
Embodiment
Below the invention is described in further details.
A kind of automatic bus stop announcing device, comprise vehicle-mounted receiver module, CPU (central processing unit), voice broadcast module and power supply module, wherein vehicle-mounted receiver module, CPU (central processing unit) are connected with voice broadcast sequence of modules, and vehicle-mounted receiver module, CPU (central processing unit) are connected with power supply module respectively with voice broadcast module; Described vehicle-mounted receiver module is used for the information of real-time reception bus stop transmitter transmission, the information that described CPU (central processing unit) is used for transmitting according to vehicle-mounted receiver module sends instruction to voice broadcast module, described voice broadcast module is for reporting the voice message sound of bus arrival information, and described power supply module is used for each module for power supply;
Voice broadcast module comprises neighbourhood noise input block, neighbourhood noise processing unit and voice-output unit, wherein said neighbourhood noise input block is for receiving the ambient noise signal in bus, this ambient noise signal is carried out analog to digital conversion and becomes digital environment noise signal, output to neighbourhood noise processing unit; Described neighbourhood noise processing unit, obtains the contrary digital environment noise signal of the suitable phase place of amplitude for this digital environment noise signal being carried out anti-phase process and carries out gain-adjusted, then exporting to voice-output unit; Digital environment noise signal after described voice-output unit is used for receiving gain adjustment also carries out digital-to-analog conversion to it, carries out superposing rear output with the audio file of squelch.
As a preferred technical solution of the present invention: described CPU (central processing unit) adopts Chip Microcomputer A tmel89C51.
As a preferred technical solution of the present invention: described neighbourhood noise processing unit comprises phase inverter and fader.
As a preferred technical solution of the present invention: the model of described phase inverter is ICL7660.
As a preferred technical solution of the present invention: described power supply module adopts solar storage battery.
Neighbourhood noise processing unit of the present invention adopts phase inverter to be used for that this digital environment noise signal is carried out anti-phase process and obtains the contrary digital environment noise signal of the suitable phase place of amplitude.
Neighbourhood noise processing unit of the present invention adopts fader.Fader is actually the one of dynamic processor.Its gain changes to some extent with the change of signal, negative-feedback circuit is have employed between the level and level of amplifier, the large-signal of input is after amplifier amplifies, distortion may be caused at output terminal, adopt negative feedback can make the gain reduction of amplifier stage, the small-signal of input, in order to obtain reasonable signal to noise ratio (S/N ratio) at output terminal, can weaken amount of negative feedback by negative-feedback circuit, the gain of amplifier stage is got a promotion, thus changes the low side of frequency response curve and the phenomenon of high-end decline.Gain controller is usually used in radio signal and accepts aspect, and radiowave is in communication process, and by the impact of earth Ionospheric variability, the radio signal that ground receives may be at times strong and at other times weak, particularly evident at front end.In order to weaken this impact, fader must be adopted.
It is solar powered that power supply module of the present invention can adopt solar panel to gather.
Sun power is really inexhaustible, the nexhaustible energy.And solar electrical energy generation absolute cleanliness, do not produce public hazards.So it is the desirable energy that solar electrical energy generation is described as.Obtain electric power from sun power, light-to-current inversion need be carried out realize by solar cell.It, with other power supply electricity generating principles were completely different in the past, has following characteristics: 1. without exhausted dangerous; 2. absolute cleanliness (nuisanceless); 3. not by the restriction of resource distribution region; 4. can generate electricity nearby in electricity consumption place; 5. energy quality is high.
Solar electrical energy generation is the device utilizing battery component sun power directly to be changed into electric energy.Solar module (Solarcells) is the solid unit utilizing the electronics property of semiconductor material to realize P-V conversion, and in vast unregulated power entoilage district, this device can be embodied as user's illumination and life power supply easily.Solar power system mainly comprises: the compositions such as solar module (array), controller, accumulator, inverter, user and lighting load.Wherein, solar module and accumulator are power-supply system, and controller and inverter are Control protection system, and load is system terminal.Solar cell and accumulator form the power supply unit of system, and therefore accumulator property directly affects system operation characteristic.
Embodiment one:
If vehicle-mounted receiver module receives the next stop---the information that bus stop, Xin Jie Kou website transmitter is launched, then illustrate that the bus travelled also remains five minutes ranges of driving from station, Xin Jie Kou, by this information transmission to CPU (central processing unit), the information command playing " being about to arrive station, Xin Jie Kou " is then passed to voice broadcast module by CPU (central processing unit).Neighbourhood noise input block reception environment noise signal in voice broadcast module, carries out analog to digital conversion by this ambient noise signal and becomes digital environment noise signal, output to neighbourhood noise processing unit; Neighbourhood noise processing unit, carries out anti-phase process and obtains the contrary digital environment noise signal of the suitable phase place of amplitude and carry out gain-adjusted, then export to voice-output unit by this digital environment noise signal; Digital environment noise signal after voice-output unit is used for receiving gain adjustment also carries out digital-to-analog conversion to it, carries out with the audio file of squelch the voice message sound superposing rear output " station, Xin Jie Kou is about to arrive ".
Above embodiments of the present invention are explained in detail, but the present invention is not limited to above-mentioned embodiment, in the ken that those of ordinary skill in the art possess, can also makes a variety of changes under the prerequisite not departing from present inventive concept.
Claims (5)
1. an automatic bus stop announcing device, comprise vehicle-mounted receiver module, CPU (central processing unit), voice broadcast module and power supply module, wherein vehicle-mounted receiver module, CPU (central processing unit) are connected with voice broadcast sequence of modules, and vehicle-mounted receiver module, CPU (central processing unit) are connected with power supply module respectively with voice broadcast module; Described vehicle-mounted receiver module is used for the information of real-time reception bus stop transmitter transmission, the information that described CPU (central processing unit) is used for transmitting according to vehicle-mounted receiver module sends instruction to voice broadcast module, described voice broadcast module is for reporting the voice message sound of bus arrival information, and described power supply module is used for each module for power supply;
It is characterized in that voice broadcast module comprises neighbourhood noise input block, neighbourhood noise processing unit and voice-output unit, wherein said neighbourhood noise input block is for receiving the ambient noise signal in bus, this ambient noise signal is carried out analog to digital conversion and becomes digital environment noise signal, output to neighbourhood noise processing unit; Described neighbourhood noise processing unit, obtains the contrary digital environment noise signal of the suitable phase place of amplitude for this digital environment noise signal being carried out anti-phase process and carries out gain-adjusted, then exporting to voice-output unit; Digital environment noise signal after described voice-output unit is used for receiving gain adjustment also carries out digital-to-analog conversion to it, carries out superposing rear output with the audio file of squelch.
2. a kind of automatic bus stop announcing device according to claim 1, is characterized in that described CPU (central processing unit) adopts Chip Microcomputer A tmel89C51.
3. a kind of automatic bus stop announcing device according to claim 1, is characterized in that described neighbourhood noise processing unit comprises phase inverter and fader.
4. a kind of automatic bus stop announcing device according to claim 1, is characterized in that the model of described phase inverter is ICL7660.
5. a kind of automatic bus stop announcing device according to claim 1, is characterized in that described power supply module adopts solar storage battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510350231.XA CN105047005A (en) | 2015-06-24 | 2015-06-24 | Automatic bus-stop reporting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510350231.XA CN105047005A (en) | 2015-06-24 | 2015-06-24 | Automatic bus-stop reporting device |
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| CN105047005A true CN105047005A (en) | 2015-11-11 |
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| CN201510350231.XA Withdrawn CN105047005A (en) | 2015-06-24 | 2015-06-24 | Automatic bus-stop reporting device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107734188A (en) * | 2017-11-09 | 2018-02-23 | 广东欧珀移动通信有限公司 | Subway trip based reminding method, subway trip alarm set and mobile terminal |
| CN110686354A (en) * | 2019-10-12 | 2020-01-14 | 宁波奥克斯电气股份有限公司 | Voice air conditioner control method, voice air conditioner control device and air conditioner |
| CN112017466A (en) * | 2020-08-28 | 2020-12-01 | 嘉兴市瑞诚电子科技有限公司 | Intelligent bus control system and control method thereof |
| CN112700672A (en) * | 2020-12-21 | 2021-04-23 | 深圳供电局有限公司 | Intelligent voice broadcasting system and method |
| CN113163299A (en) * | 2020-01-23 | 2021-07-23 | 丰田自动车株式会社 | Audio signal control device, audio signal control system, and computer-readable recording medium |
| CN115512563A (en) * | 2022-09-05 | 2022-12-23 | 广州理工学院 | Intelligent bus voice station reporting equipment |
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| CN2552768Y (en) * | 2002-07-08 | 2003-05-28 | 北京宾达同创科技有限公司 | Vehicle station name announcing device |
| CN101770695A (en) * | 2010-01-14 | 2010-07-07 | 杭州六易科技有限公司 | Automatic bus stop announcing device |
| CN102789694A (en) * | 2012-08-01 | 2012-11-21 | 苏州萃智新技术开发有限公司 | Automatic bus station report system |
| CN203038480U (en) * | 2012-11-23 | 2013-07-03 | 长安大学 | Automatic stop reporting device for buses |
| US20140062731A1 (en) * | 2012-08-29 | 2014-03-06 | Te-Sheng Chen | Bus stop sign and server capable of providing detailed bus schedules |
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- 2015-06-24 CN CN201510350231.XA patent/CN105047005A/en not_active Withdrawn
Patent Citations (5)
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| CN2552768Y (en) * | 2002-07-08 | 2003-05-28 | 北京宾达同创科技有限公司 | Vehicle station name announcing device |
| CN101770695A (en) * | 2010-01-14 | 2010-07-07 | 杭州六易科技有限公司 | Automatic bus stop announcing device |
| CN102789694A (en) * | 2012-08-01 | 2012-11-21 | 苏州萃智新技术开发有限公司 | Automatic bus station report system |
| US20140062731A1 (en) * | 2012-08-29 | 2014-03-06 | Te-Sheng Chen | Bus stop sign and server capable of providing detailed bus schedules |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107734188A (en) * | 2017-11-09 | 2018-02-23 | 广东欧珀移动通信有限公司 | Subway trip based reminding method, subway trip alarm set and mobile terminal |
| CN107734188B (en) * | 2017-11-09 | 2020-08-07 | Oppo广东移动通信有限公司 | Subway trip reminding method, subway trip reminding device and mobile terminal |
| CN110686354A (en) * | 2019-10-12 | 2020-01-14 | 宁波奥克斯电气股份有限公司 | Voice air conditioner control method, voice air conditioner control device and air conditioner |
| CN113163299A (en) * | 2020-01-23 | 2021-07-23 | 丰田自动车株式会社 | Audio signal control device, audio signal control system, and computer-readable recording medium |
| CN112017466A (en) * | 2020-08-28 | 2020-12-01 | 嘉兴市瑞诚电子科技有限公司 | Intelligent bus control system and control method thereof |
| CN112700672A (en) * | 2020-12-21 | 2021-04-23 | 深圳供电局有限公司 | Intelligent voice broadcasting system and method |
| CN115512563A (en) * | 2022-09-05 | 2022-12-23 | 广州理工学院 | Intelligent bus voice station reporting equipment |
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Application publication date: 20151111 |