Intelligent dust type traffic sensor and signal control network and message transmission system thereof

An information transmission system and signal control technology, which can be used in traffic control systems, traffic control systems for road vehicles, traffic flow detection, etc., and can solve problems such as reducing volume.

Inactive Publication Date: 2009-04-22
余亚莉
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Obviously, reducing the size in order to achieve a certain function is the biggest challenge in hardware design

Method used

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  • Intelligent dust type traffic sensor and signal control network and message transmission system thereof
  • Intelligent dust type traffic sensor and signal control network and message transmission system thereof
  • Intelligent dust type traffic sensor and signal control network and message transmission system thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0035] Such as figure 1For the present invention is implemented as a composition principle block diagram of intelligent dust type highway traffic state acquisition and road network information system, it is arranged by several intelligent dust type vehicle sensor nodes (1) arranged on the road (6) lane, arranged on the roadside It consists of a smart dust relay node (2), a base station (3) arranged at an appropriate position on the roadside, an upper layer traffic road network information management device (4) connected to the base station (3) and its communication cable (5), Each node and the base station constitute a MESH wireless network information system for obtaining the traffic state of the intelligent dust-type highway in compliance with the IEEE 802.15.4 / ZigBee specification, and the traffic state information detected or sensed by each intelligent dust-type geomagnetic vehicle sensor node (1) The wireless network information system is transmitted to the upper traffic ...

Embodiment 2

[0039] Such as figure 2 It is a block diagram of the composition principle of the present invention implemented as an intelligent dust type road traffic monitoring, traffic guidance and anti-rear-end collision warning system, which consists of several intelligent dust type vehicle-road interactive spike nodes (11) arranged on the road (6) lanes, The smart dust relay / control nodes (2, 8) arranged on the roadside, the traffic information guidance screen device (7), the traffic signal light device (9), the base station (3) arranged at an appropriate position on the roadside, and the base station ( 3) Composed of connected upper-layer traffic road network information management equipment (4) and its communication cables (5), each node and base station constitutes a smart dust-type road traffic state acquisition wireless network that complies with the IEEE 802.15.4 / ZigBee specification In the information system, the intelligent dust-type vehicle-road interactive road stud nodes (1...

Embodiment 3

[0043] Such as image 3 It is a schematic block diagram of the present invention implemented as an intelligent dust-type vehicle-road interaction, traffic information management and electronic toll collection system, which consists of several intelligent dust-type vehicle-road information interaction spike nodes (27) arranged on the highway lane (6) , Intelligent dust-type relay / control nodes (2) arranged at appropriate locations on the roadside, base stations (3) arranged at appropriate locations on the roadside, and upper-level traffic road network information management equipment (4) connected to the base station (3) , external network communication and power supply cable (35), roadside equipment (33) connected to the communication cable (35), and a traffic information guidance screen device (9) adapted to the roadside equipment (33) , a traffic controller (30) equipped with an intelligent dust-type relay / control node, a road ramp device (31) equipped with an intelligent du...

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PUM

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Abstract

The invention relates to a smart dust type transportation sensor, a signal control network and an information transmission system thereof, which comprises at least one of smart dust traffic state sensor nodes and control/relay nodes which are installed on a traffic lane, at roadside or in a place and at the proper position of the space thereof, at least one base station installed at the roadside or the proper position or an upper-layer device provided with the base station, wherein, the smart dust sensor nodes comprise at least one traffic state sensor element or traffic state acquisition component, a smart dust component and a group of local power supply devices for supplying power for the electric circuit of the nodes, the smart dust control/relay nodes comprise a smart dust component and a group of local power supply devices for supplying power for the electric circuit of the nodes, and the base station comprises a gateway and a smart dust component. The invention can be used for constructing various smart dust type intelligent transportation systems, anti-theft systems, security monitoring systems and early-warning systems.

Description

technical field [0001] The present invention relates to the intelligent transportation (ITS) field of modern transportation technology, especially a kind of intelligent dust traffic sensor and signal control network and its information transmission system, which can be used as intelligent road system (IRS), vehicle road coordination system ( CVIS), urban traffic control command system (such as intelligent traffic signal controller, etc.), urban traffic information management system (such as road traffic information release, congestion induction system, etc.), highway automatic electronic toll collection management system, bus priority control management system, high Monitoring and anti-rear-collision warning system for graded roads, road network information early warning / emergency management system, parking lot management system, parking meter device, parking guidance information management system, vehicle trace management system, vehicle positioning and navigation system, and ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G08G1/00G08G1/01G07B15/00G07B15/06
Inventor 余亚莉
Owner 余亚莉
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