CN201152980Y

CN201152980Y - Road traffic sign intelligent prompt system

Info

Publication number: CN201152980Y
Application number: CN 200720309277
Authority: CN
Inventors: 高海龙; 李长城
Original assignee: INT OF HIGHWAY SCIENCES MINISTRY OF COMMUNICATIONS
Current assignee: INT OF HIGHWAY SCIENCES MINISTRY OF COMMUNICATIONS
Priority date: 2007-12-29
Filing date: 2007-12-29
Publication date: 2008-11-19
Anticipated expiration: 2017-12-29

Abstract

The utility model discloses a road traffic sign intelligent prompting system which belongs to the field of wireless communication. The system includes an electronic label and a prompting device; the electronic label communicates with the prompting device through RF wireless singles. The electronic label specifically includes a storage module, an RF transceiver module and an antenna module; the prompting device specifically includes an RF transceiver module, a reading module, a displaying module and an antenna module. The prompting device can also include a setup module. The road traffic sign intelligent prompting system of the utility model provides the traffic information of the road ahead for a driver by sound or/and video, improves the safety of the drive, lowers the installation and maintenance cost of the road traffic sign facilities, can fulfill the function of navigation at a certain degree, and effectively improves the service level of road traffic.

Description

Road signs intelligent prompt system

Technical field

The utility model relates to wireless communication field, particularly a kind of road signs intelligent prompt system.

Background technology

Road signs as the important road affiliated facility of a class to guaranteeing that road traffic is efficient, important effect has been brought into play in safe operation, but reason owing to driving efficiency difference between the complicacy of road environment and driver, make the information of segment path traffic sign not be delivered to the driver, function such as cause that these road signs are not brought into play its due warning, ban, indicate or shown the way, even also produced traffic safety hidden danger.Road signs are not found, discover or are left in the basket, and mainly contain following reason: 1) bad visibility (blocking etc. as trees, massif, buildings), low visibility (as night, greasy weather etc.); 2) sign layout problem (little, font is little, quantity of information is excessive etc.) as size; 3) driver's problem (reaction is slow, information processing capability is poor, drink or take other narcoticness medicines etc.).In recent years, numerous civil engineers are not fully exerted for making the road signs effect, overcome the problems referred to above, taked increase sign space of a whole page size, improved the methods such as systematicness that indicate reflecting effect, employing active illuminating sign, optimization sign installation position, emphasize to indicate content, this has improved the visibility of road signs to a certain extent.But still there is a following problem: 1) economy problems, the big sign space of a whole page needs firmer supporting construction, this has increased the cost of mark facility to a great extent, and having occurred increasing large-scale cantilevered or gantry type road signs in recent years on the highway is exactly an illustration; 2) safety issue, usually the road signs itself that are arranged at trackside also are a kind of hard dangers, the road signs structure of especially large-scale and close runway, the casualty accident that part runs off road is by due to vehicle and the road signs roofbolt generation sharp impacts; 3) limitation of effect, limited to visibility Enhancement Method illumination owing to reasons such as sight line, visibility, driver self inevitably make based on raising sign space of a whole page size, increase font size, the raising space of a whole page is reflective, for example the Research of Ergonomics result of Jia Shiing shows, the speed of a motor vehicle is fast more, the driver visual angle is more little, and therefore the driver is difficult for discovering apart from runway road signs far away slightly or that size is little under the high situation of the speed of a motor vehicle.

The utility model content

For the security that improves driving and the service level of road traffic, and the installation and maintenance operation cost that reduces the road signs facility, the utility model provides a kind of road signs intelligent prompt system, and described system comprises:

Electronic tag is used for the id number of store electrons label, and sends the id number of electronic tag by the RF rf wireless signal;

Prompt facility is used to receive the id number of the electronic tag that described electronic tag sends, and finds and its road corresponding traffic sign information according to the id number of electronic tag, and road signs information is represented to the driver;

Described electronic tag and prompt facility communicate by the RF rf wireless signal.

Described electronic tag specifically comprises memory module, radio-frequency (RF) receiving and transmission module and Anneta module;

Described memory module is connected with radio-frequency (RF) receiving and transmission module, is used for the id number of store electrons label, and after receiving the RF rf wireless signal that described radio-frequency (RF) receiving and transmission module sends, and the id number of electronic tag is sent to described radio-frequency (RF) receiving and transmission module;

Described radio-frequency (RF) receiving and transmission module is connected with Anneta module with memory module, be used for the RF rf wireless signal that described prompt facility sends is transmitted to described memory module, and the id number of the electronic tag that described memory module is sent is modulated into the RF rf wireless signal, sends by described Anneta module.

Described prompt facility specifically comprises radio-frequency (RF) receiving and transmission module, read module, represents module and Anneta module;

Described radio-frequency (RF) receiving and transmission module is connected with Anneta module with read module, is used for sending the RF rf wireless signal by described Anneta module to described electronic tag, and will be transmitted to described read module by the RF rf wireless signal that described Anneta module receives;

Described read module and radio-frequency (RF) receiving and transmission module with represent module and be connected, be used to receive the RF rf wireless signal that described radio-frequency (RF) receiving and transmission module sends, and from the RF rf wireless signal, demodulate the id number of electronic tag, send to the described module that represents;

The described module that represents is connected with read module, is used to receive the id number of the electronic tag that described read module sends, and finds and its road corresponding traffic sign information according to the id number of electronic tag, and road signs information is represented to the driver.

The described module that represents specifically comprises comparing unit, storage unit, input interface unit and output interface unit;

Described storage unit is connected with input interface unit with comparing unit, is used to store different kinds of roads traffic sign information and application software;

Described comparing unit is connected with the output interface unit with storage unit, be used to receive the id number of the electronic tag that described read module sends, and in described storage unit, find and this number road corresponding traffic sign information according to this number, road signs information is sent to described output interface unit;

Described output interface unit is connected with comparing unit, and the road signs information translation that is used for receiving becomes sound signal or/and vision signal sends;

Described input interface unit is connected with storage unit, is used for writing different kinds of roads traffic sign information and upgrading the application software that described storage unit is stored to described storage unit in advance.

Described prompt facility also comprises module is set, and describedly module is set and represents module and be connected, and is used to be provided with the multiple option of described prompt facility.

Beneficial effect: the road signs intelligent prompt system that the utility model provides by voice or/and video provides the traffic information of road ahead to the driver, improved the security of driving, reduced the installation and maintenance expense of road signs facilities, also play the effect of navigation simultaneously to a certain extent, effectively improved the service level of road traffic.

Description of drawings

Fig. 1 is the structural representation of the road signs intelligent prompt system that provides of the utility model;

Fig. 2 is the road signs intelligent prompt system works principle schematic that the utility model provides.

Embodiment

For making the purpose of this utility model, technical scheme and advantage clearer, the utility model embodiment is described in further detail below in conjunction with accompanying drawing.

Referring to Fig. 1, the road signs intelligent prompt system that the utility model provides comprises electronic tag 101 and prompt facility 102; Electronic tag 101 communicates by the RF rf wireless signal with prompt facility 102.

Electronic tag 101 is used for the id number of store electrons label, and sends the id number of electronic tag by the RF rf wireless signal;

Prompt facility 102 is used to receive the id number of the electronic tag that electronic tag 101 sends, and finds and its road corresponding traffic sign information according to the id number of electronic tag, and road signs information is represented to the driver.

Wherein, electronic tag 101 specifically comprises memory module 1011, radio-frequency (RF) receiving and transmission module 1012 and Anneta module 1013;

Memory module 1011 is connected with radio-frequency (RF) receiving and transmission module 1012, is used for the id number of store electrons label, and after receiving the RF rf wireless signal that radio-frequency (RF) receiving and transmission module 1012 sends, and the id number of electronic tag is sent to radio-frequency (RF) receiving and transmission module 1012; The id number of electronic tag is specific road signs of unique identification in road network;

Radio-frequency (RF) receiving and transmission module 1012, be connected with Anneta module 1013 with memory module 1011, be used for the RF rf wireless signal that prompt facility 102 sends is transmitted to memory module 1011, and the id number of the electronic tag that memory module 1011 is sent is modulated into the RF rf wireless signal, sends by Anneta module 1013.

In actual applications, memory module 1011, radio-frequency (RF) receiving and transmission module 1012 and Anneta module 1013 can be integrated on the chips, radio-frequency (RF) receiving and transmission module 1012 and Anneta module 1013 can also be integrated on the chips.

Wherein, prompt facility 102 specifically comprises radio-frequency (RF) receiving and transmission module 1021, read module 1022, represents module 1023 and Anneta module 1024;

Radio-frequency (RF) receiving and transmission module 1021, be connected with Anneta module 1024 with read module 1022, be used for sending the RF rf wireless signal to electronic tag 101, and will be transmitted to read module 1022 by the RF rf wireless signal that Anneta module 1024 receives by Anneta module 1024;

Read module 1022, with radio-frequency (RF) receiving and transmission module 1021 with represent module 1023 and be connected, be used for the RF rf wireless signal that received RF transceiver module 1021 sends, and from the RF rf wireless signal, demodulate the id number of electronic tag, send to and represent module 1023;

Represent module 1023, be connected with read module 1022, be used to receive the id number of the electronic tag that read module 1022 sends, and find and its road corresponding traffic sign information, road signs information is represented to the driver according to the id number of electronic tag.

Wherein, represent module 1023 and specifically comprise comparing unit, storage unit, input interface unit and output interface unit;

Storage unit is connected with input interface unit with comparing unit, is used to store different kinds of roads traffic sign information and application software;

Comparing unit, be connected with the output interface unit with storage unit, be used to receive the id number of the electronic tag that read module 1022 sends, and in storage unit, find and this number road corresponding traffic sign information according to this number, road signs information is sent to the output interface unit;

The output interface unit is connected with comparing unit, and the road signs information translation that is used for receiving becomes sound signal or/and vision signal sends; The output interface unit can but be not limited to VGA interface unit, DVI interface unit, A/V output interface unit or AUDIO output interface unit etc.;

Input interface unit is connected with storage unit, is used in advance writing the application software that different kinds of roads traffic sign information and updated stored unit are stored to storage unit; Input interface unit can but be not limited to usb interface unit, IEEE1394 interface unit or eSATA interface unit etc.

The road signs information of storing in the storage unit comprises id number, type of sign, sign picture, sign place route, sign content and information of sign or the like; The id number of sign and the id number of electronic tag are corresponding one by one, and comparing unit carries out matched and searched according to this corresponding relation; Type of sign comprises warning, ban, it is interim etc. to indicate, show the way, travel, construct; The sign picture is the graphical information of road signs, adopts JPEG compressed format; Sign place route is sign place route name or code; The sign content is the Word message on the sign; Information is the content that the road signs voice suggestion is play.The collection of road signs information can be provided by the developer of prompt facility 102, can also be provided by the third party according to certain standard; The user can pass through the up-to-date road signs information of the Internet download, and by input interface unit write or the updated stored unit in the road signs information of storing.

Prompt facility 102 can also comprise module 1025 is set, module 1025 is set and represents module 1023 and be connected, be used to be provided with the multiple option of prompt facility 102: On/Off prompt facility 102, under opening, prompt facility 102 is passed on road signs information to the driver successively according to the sequencing that reads electronic tag; The classification duty of prompt facility 102 is set, and under the classification duty, prompt facility 102 is only pointed out the road signs information of particular type; The lead time or the distance of prompting are set, promptly are provided with when point out road signs information, point out during for example apart from 3s before the road signs or 80m; Route name is provided with, and prompt facility 102 is only to selected route prompting road signs information; Priority is provided with, and when prompt facility 102 received the polymorphic type sign, prompt facility 102 was according to the priority prompting road signs information of setting.

Referring to Fig. 2, the principle of work of the system that the utility model provides: when the vehicle that prompt facility 102 is installed when the flag-rod of electronic tag 101 or identification plate are installed, when promptly entering the RF wireless radiofrequency scope of electronic tag 101, electronic tag 101 receives the RF rf wireless signal that prompt facility 102 sends; Electronic tag 101 obtains electric energy from the RF rf wireless signal, and the id number of the electronic tag of self storage is modulated into the RF rf wireless signal, sends; After prompt facility 102 receives the RF rf wireless signal, demodulation obtains the id number of electronic tag to the RF rf wireless signal, and find and this number road corresponding traffic sign information according to the id number of electronic tag, the road signs information translation is become audio frequency and/or vision signal, send to audio frequency and/or video reception apparatus, for example LCDs and/or loudspeaker etc.

Electronic tag 101 that the utility model provides and prompt facility 102 are that the RF rf wireless signal of 900MHz communicates by frequency of operation, electronic tag 101 can be attached on flag-rod or the identification plate, and its setting height(from bottom) and angle will be determined according to the decipherment distance and the identification direction of prompt facility 102.In actual applications, the decipherment distance of prompt facility 102 should be less than 10m.

The road signs intelligent prompt system that the utility model provides by voice or/and video provides the traffic information of road ahead to the driver, improved the security of driving, reduced the installation and maintenance expense of road signs facilities, also play the effect of navigation simultaneously to a certain extent, effectively improved the service level of road traffic.

The above only is preferred embodiment of the present utility model, and is in order to restriction the utility model, not all within spirit of the present utility model and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims

1. road signs intelligent prompt system is characterized in that described system comprises:

2. road signs intelligent prompt as claimed in claim 1 system is characterized in that described electronic tag specifically comprises memory module, radio-frequency (RF) receiving and transmission module and Anneta module;

3. road signs intelligent prompt as claimed in claim 1 system is characterized in that described prompt facility specifically comprises radio-frequency (RF) receiving and transmission module, read module, represents module and Anneta module;

4. road signs intelligent prompt as claimed in claim 3 system is characterized in that the described module that represents specifically comprises comparing unit, storage unit, input interface unit and output interface unit;

5. road signs intelligent prompt as claimed in claim 3 system is characterized in that, described prompt facility also comprises module is set, and describedly module is set and represents module and be connected, and is used to be provided with the multiple option of described prompt facility.