An Ambiguous Route Recognition System with Traffic Information Statistics Function

A technology of traffic information and path identification, applied in the field of radio frequency identification, to achieve the effect of high communication speed, high integration, and long communication distance

Active Publication Date: 2015-11-18
AEROSPACE INFORMATION
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0008] The purpose of the present invention is to overcome the deficiencies of the prior art, based on the limitations of existing traffic information statistics equipment, to provide a new accurate traffic information statistics system - ambiguity path recognition system with traffic information statistics function, both It can solve the problem of traffic information statistics, and can also solve the problem of ambiguous path recognition at the same time, so that the two are compatible with each other, and the two functions are integrated into one system, while ensuring that the road sign identification rate of the ambiguous path recognition system is not affected

Method used

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  • An Ambiguous Route Recognition System with Traffic Information Statistics Function
  • An Ambiguous Route Recognition System with Traffic Information Statistics Function
  • An Ambiguous Route Recognition System with Traffic Information Statistics Function

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Embodiment Construction

[0039] The present invention will be described in further detail below in conjunction with the embodiments and accompanying drawings, but the specific implementation of the present invention is not limited thereto.

[0040] The ambiguity path recognition system with the traffic information statistics function has the following functions: figure 1 As shown, the system is composed of roadside antenna equipment (RSU), on-board unit (OBU), reader-writer (ODU) and data management center (DMC).

[0041]Among them, the roadside antenna device (RSU) is used to continuously transmit radio frequency signals related to path information and continuously receive signals containing serial number information transmitted by the on-board unit (OBU), and add time stamp information to the serial number information and sent to the data management center together, wherein the time stamp information is the time when the serial number information is received, and different vehicle-mounted units have...

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Abstract

The invention discloses an ambiguous path recognition system with a traffic information statistics function. The ambiguous path recognition system comprises a road side unit, an on-board unit, a reader-writer and a data management center. The ambiguous path recognition system has the advantages that a traffic information statistics system and the ambiguous path recognition system are combined into one and mutually compatible; accurate statistics of traffic flow information of a certain road section at a certain time period can be achieved; accurate statistics of running speed of a certain vehicle and the time when the vehicle passes through a certain place can be achieved; running paths of the vehicle can be recognized accurately.

Description

technical field [0001] The invention relates to the field of radio frequency identification, in particular to a traffic information statistics and path identification system suitable for networked expressways. Background technique [0002] At present, traffic information statistics technology is an important topic in the field of intelligent traffic ITS, an important means to realize the intelligentization of vehicle driving and road management, and also the basis for providing real-time traffic information to the public in a timely manner. Traffic information statistics technology can provide traffic information, vehicle speed information, and information on when a certain vehicle passes a certain road section at a certain time on a road section, making vehicle driving and road management intelligent and informatized, and improving traffic efficiency and improving road traffic. It is of great significance in terms of the environment and saving transportation energy. [000...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G08G1/00G08G1/017G06K17/00
Inventor 刘洋王波史建立王红莉段磊万维逸张晶
Owner AEROSPACE INFORMATION
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