CN103259836A - Method and device for querying traffic information - Google Patents
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Abstract
The invention discloses a method for querying traffic information. The method for querying the traffic information comprises the following steps: a query request is received, and the query request carries a query message of a parameter or a plurality of parameters; corresponding operation is executed according to the query message, and a response message is fed back; and the response message carries an indication execution result and information of the query result of each parameter. The invention further discloses a device for querying the traffic information. By means of the method and device for querying the traffic information, the parameters are queried in one time of query, even a certain parameter in the parameters does not support query or query fails due to other reasons, correct query results of the rest parameters can be still obtained.
Description
The application claims priority of a prior application with application date of 2012, 11/19, application number of 201210469655.4, entitled intelligent transportation system and method for implementing management thereof, which is incorporated herein in its entirety.
Technical Field
The invention belongs to the field of intelligent traffic, and particularly relates to a method and a device for querying traffic information.
Background
In the existing traffic field, an intelligent traffic system is widely applied. The intelligent transportation is a transportation-oriented service system based on modern electronic information technology. The method is characterized in that information collection, processing, publishing, exchange, analysis and utilization are used as a main line, and diversified services are provided for traffic participants. An intelligent transportation system (ITS for short) is a development direction of future transportation systems, and is a comprehensive transportation management system which is established by effectively integrating and applying advanced information technology, data communication transmission technology, electronic sensing technology, control technology, computer technology and the like to the whole ground transportation management system and plays a role in a large range in all directions, and is real-time, accurate and efficient.
The prior art has at least the following problems: in the prior art, the query is carried out by a client and parameters which are not supported by a write server end can be input; or some parameter id changes due to old and new aspects of the version, so that successful queries may not be supported. And the existing information query mechanism is an integral query, if one of the information queries fails, the whole query process cannot be completed.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a method and an apparatus for querying traffic information. The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview and is intended to neither identify key/critical elements nor delineate the scope of such embodiments. Its sole purpose is to present some concepts in a simplified form as a prelude to the more detailed description that is presented later.
One object of the present invention is to provide a method for querying traffic information, comprising:
receiving a query request; the query request carries query information of one or more parameters;
executing corresponding operation according to the query message, and feeding back a response message; and the response message carries information indicating an execution result and each parameter inquiry result.
In some optional embodiments, the query message comprises: the number of parameters and/or a first parameter item list;
the response message includes one or more of: the response serial number, the execution result, the number of the parameters and a second parameter item list;
wherein the execution result comprises one or more of the following: success, failure and partial success information;
the first list of parameter items, comprising: a parameter ID;
the second list of parameter items comprising one or more of: parameter ID, parameter query result, parameter length and parameter value;
the parameter query result comprises the following three conditions: success, failure, no recognition.
In some optional embodiments, the parameter ID is used to represent an OBU parameter setting; the OBU parameter setting comprises: software publisher name and/or software version information.
In some optional embodiments, the parameter ID is used to indicate an operating frequency point, an operating bandwidth, and a transmission power of the RSU.
In some optional embodiments, the parameter ID is used to represent a service parameter of the OBU; the service parameters include one or more of: OBU heartbeat transmission interval, TCP message reply timeout time, TCP message retransmission times, UDP message reply timeout time, UDP message retransmission times, OME server address, OME backup server address, OME server TCP port, OME server UDP port, RME server address, IP or domain name, RME backup server address, IP or domain name, RME server TCP port, RME server UDP port, SCG server address, IP or domain name, SCG backup server address, IP or domain name, SCG server TCP port, SCG server UDP port, UDP multicast address, UDP multicast port, location reporting policy, location reporting scheme, and RSU MAC address.
In some optional embodiments, the parameter ID is used to represent a service parameter of the RSU; the service parameters include one or more of: RSU heartbeat transmission interval, TCP message reply timeout time, TCP message retransmission times, UDP message reply timeout time, UDP message retransmission times, OME server address, IP or domain name, OME backup server address, IP or domain name, OME server TCP port, OME server UDP port, RME server address, IP or domain name, RME backup server address, IP or domain name, RME server TCP port, RME server UDP port, SCG server address, IP or domain name, SCG backup server address, IP or domain name, SCG server TCP port, SCG server UDP port, UDP multicast address, UDP multicast port, location reporting policy, location reporting scheme, FTP server IP.
In some optional embodiments, further comprising:
receiving a configuration message; wherein the configuration message comprises: parameter number and/or parameter item list;
the list of parameter items includes one or more of: parameter ID, parameter length, and parameter value;
and performing parameter configuration according to the configuration message.
One object of the present invention is to provide a method for querying traffic information, comprising:
receiving a query request; the query request carries a query message;
executing corresponding operation according to the query message, and feeding back a response message; the response message carries information indicating the execution result and the parameter query result.
In some optional embodiments, the query message comprises: the number of parameters and/or a first parameter item list;
the response message includes one or more of: the response serial number, the execution result, the number of the parameters and a second parameter item list;
wherein the execution result comprises one or more of the following: success, failure and partial success information;
the first list of parameter items, comprising: a parameter ID;
the second list of parameter items comprising one or more of: parameter ID, parameter query result, parameter length and parameter value;
the parameter query result comprises the following three conditions: success, failure, no recognition.
In some optional embodiments, the parameter ID is used to represent location information and/or vehicle status;
wherein the location information comprises one or more of: state, latitude, longitude, altitude, speed, direction, and time;
the vehicle state, including one or more of: triggering after an alarm switch is touched by a glance, overspeed alarm, fatigue driving, early warning, terminal main power supply under-voltage, terminal main power supply power failure and OBU fault.
One object of the present invention is to provide a method for querying traffic information, comprising:
the first equipment sends a query request to the second equipment; the query request carries a query message;
the second equipment executes corresponding operation according to the query message and feeds back a response message to the first equipment; the response message carries information indicating the execution result and the parameter query result.
In some optional embodiments, the query message includes: the number of the version information items and/or a first version information item list; the first version information item list comprises: a software version type and/or a firmware version type;
the response message includes one or more of: the response serial number, the execution result, the number of the version information items and the second version information item list;
wherein, the execution result at least comprises: success, failure and partial success information; the second list of version information items includes one or more of: version type, parameter query result, parameter length, and parameter value.
In some optional embodiments, further comprising:
the first equipment sends a version downloading request to the second equipment;
the second equipment feeds back a version downloading response to the first equipment;
downloading version data by the third equipment;
and the second equipment sends a version downloading result indication to the first equipment.
In some optional embodiments, the version download request comprises: the number of the version information items and/or a second version information item list;
the version download response includes one or more of: the response serial number, the execution result, the number of version download response result items and the version download response result list; wherein,
the version download response result list includes one or more of: version type, parameter query result, parameter length and parameter value;
the parameter query result comprises the following three conditions: success, failure, no recognition.
One object of the present invention is to provide a method for querying traffic information, comprising:
receiving a query request; the query request carries a query message;
executing corresponding operation according to the query message, and feeding back a response message; the response message carries information indicating the execution result and the parameter query result.
In some optional embodiments, the query message includes one or more of the following: query mode, starting point state, starting point longitude, starting point latitude, starting point altitude, end point state, end point longitude, end point latitude and end point altitude;
the response message includes one or more of: the method comprises the following steps of responding to serial numbers, execution results, query modes, states, road condition longitude, road condition latitude, road condition height and additional information;
the execution result at least comprises: success, failure and partial success information.
One object of the present invention is to provide a method for querying traffic information, comprising:
receiving a query request; the query request carries a query message;
executing corresponding operation according to the query message, and feeding back a response message; the response message carries information indicating the execution result and the parameter query result.
In some optional embodiments, the query message includes one or more of the following: the method comprises the following steps of (1) inquiring a mode, a road section code, a starting distance and an end point distance;
the response message includes one or more of: the system comprises a response serial number, an execution result, a road condition code, a query mode, a road section code, a distance from a road section starting position and an additional message.
One object of the present invention is to provide a method for querying traffic information, comprising:
receiving a query request; the query request carries query parameters;
executing corresponding operation according to the query message, and feeding back a response message; the response message carries information indicating the execution result and the parameter query result.
In some optional embodiments, the query message comprises one or more of: query mode, query city, and query date.
In some optional embodiments, the query message comprises one or more of: query mode, status, longitude, latitude, altitude, and query date.
In some optional embodiments, the response message comprises one or more of:
the method comprises the following steps of responding to serial numbers, execution results, the number of weather parameters and a weather parameter list;
the list of weather parameters comprising one or more of: parameter ID, parameter query result, parameter length and parameter value;
the parameter query result comprises the following three conditions: success, failure and unidentified;
the parameter ID is used to indicate one or more of: city, date, lunar calendar, year, week, temperature, weather description, wind speed description, dressing index, ultraviolet, car wash.
Another object of the present invention is to provide an apparatus for querying traffic information, including:
the receiving module is used for receiving the query request; the query request carries query information of one or more parameters;
the sending module is used for executing corresponding operation according to the query message and feeding back a response message; and the response message carries information indicating an execution result and each parameter inquiry result.
In some optional embodiments, the query message comprises one or more of: the number of parameters and a first parameter item list;
the response message includes one or more of: the response serial number, the execution result, the number of the parameters and a second parameter item list;
wherein the execution result comprises one or more of the following: success, failure and partial success information;
the first list of parameter items, comprising: a parameter ID;
the second list of parameter items comprising one or more of: parameter ID, parameter query result, parameter length and parameter value;
the parameter query result comprises the following three conditions: success, failure, no recognition.
In some optional embodiments, the parameter ID is used to indicate OBU parameter setting; the OBU parameter setting comprises: software publisher name and/or software version information.
In some optional embodiments, the parameter ID is used to indicate an operating frequency point, an operating bandwidth, and a transmission power of the RSU.
In some optional embodiments, the parameter ID is used to indicate a service parameter for indicating an OBU; the service parameters include one or more of: OBU heartbeat transmission interval, TCP message reply timeout time, TCP message retransmission times, UDP message reply timeout time, UDP message retransmission times, OME server address, OME backup server address, OME server TCP port, OME server UDP port, RME server address, IP or domain name, RME backup server address, IP or domain name, RME server TCP port, RME server UDP port, SCG server address, IP or domain name, SCG backup server address, IP or domain name, SCG server TCP port, SCG server UDP port, UDP multicast address, UDP multicast port, location reporting policy, location reporting scheme, and RSU MAC address.
In some optional embodiments, the parameter ID is used to indicate a service parameter for representing an RSU; the service parameters include one or more of: RSU heartbeat transmission interval, TCP message reply timeout time, TCP message retransmission times, UDP message reply timeout time, UDP message retransmission times, OME server address, IP or domain name, OME backup server address, IP or domain name, OME server TCP port, OME server UDP port, RME server address, IP or domain name, RME backup server address, IP or domain name, RME server TCP port, RME server UDP port, SCG server address, IP or domain name, SCG backup server address, IP or domain name, SCG server TCP port, SCG server UDP port, UDP multicast address, UDP multicast port, location reporting policy, location reporting scheme, FTP server IP.
In some optional embodiments, the receiving module is further configured to receive a configuration message;
wherein the configuration message comprises one or more of: the number of parameters and a parameter item list;
the list of parameter items includes one or more of: parameter ID, parameter length, and parameter value;
the device also comprises a configuration module used for configuring parameters according to the configuration message.
Another object of the present invention is to provide an apparatus for querying traffic information, including:
a receiving module, configured to receive a query message; the query request carries a query message;
the sending module is used for executing corresponding operation according to the query message and feeding back a response message; the response message carries information indicating the execution result and the parameter query result.
In some optional embodiments, the query message comprises one or more of: the number of parameters and a first parameter item list;
the response message includes one or more of: the response serial number, the execution result, the number of the parameters and a second parameter item list;
wherein the execution result comprises one or more of the following: success, failure and partial success information;
the first list of parameter items, comprising: a parameter ID;
the second list of parameter items includes one or more of: parameter ID, parameter query result, parameter length and parameter value;
the parameter query result comprises the following three conditions: success, failure, no recognition.
In some optional embodiments, the parameter ID is used to represent location information and/or vehicle status;
the location information includes one or more of: state, latitude, longitude, altitude, speed, direction, and time;
the vehicle state, including one or more of: triggering after an alarm switch is touched by a glance, overspeed alarm, fatigue driving, early warning, terminal main power supply under-voltage, terminal main power supply power failure and OBU fault.
Another object of the present invention is to provide an apparatus for querying traffic information, including:
the receiving module is used for receiving the query request; the query request carries a query message;
the sending module is used for executing corresponding operation according to the query message and feeding back a response message; the response message carries information indicating the execution result and the parameter query result.
In some optional embodiments, the query message comprises one or more of: the number of the version information items and/or a first version information item list; the first version information item list includes one or more of: a software version type and/or a firmware version type;
the response message includes one or more of: the response serial number, the execution result, the number of the version information items and the second version information item list;
wherein, the execution result at least comprises: success, failure and partial success information; the second list of version information items includes one or more of: version type, parameter query result, parameter length and parameter value;
the parameter query result comprises the following three conditions: success, failure, no recognition.
In some optional embodiments, the receiving module is further configured to receive a version download request;
the sending module is also used for sending a version downloading response;
the receiving module is further configured to receive the downloaded version data;
the sending module is further configured to send a version download result indication.
In some optional embodiments, the version download request comprises one or more of: the number of the version information items and a second version information item list;
the version download response includes one or more of: the response serial number, the execution result, the number of version download response result items and the version download response result list;
the version download response result list includes one or more of: version type, parameter query result, parameter length and parameter value;
the parameter query result comprises the following three conditions: success, failure, no recognition.
Another object of the present invention is to provide an apparatus for querying traffic information, including:
the receiving module receives a query request; the query request carries a query message;
the sending module executes corresponding operation according to the query message and feeds back a response message; the response message carries information indicating the execution result and the parameter query result.
In some optional embodiments, the query message comprises one or more of: query mode, starting point state, starting point longitude, starting point latitude, starting point altitude, end point state, end point longitude, end point latitude and end point altitude;
the response message includes one or more of: the method comprises the following steps of responding to serial numbers, execution results, query modes, states, road condition longitude, road condition latitude, road condition height and additional information; the execution result at least comprises: success, failure and partial success information.
Another object of the present invention is to provide an apparatus for querying traffic information, including:
the receiving module is used for receiving the query request; the query request carries a query message;
the sending module is used for executing corresponding operation according to the query message and feeding back a response message; the response message carries information indicating the execution result and the parameter query result.
In some optional embodiments, the query message comprises one or more of: the method comprises the following steps of (1) inquiring a mode, a road section code, a starting distance and an end point distance;
the response message includes one or more of: the system comprises a response serial number, an execution result, a road condition code, a query mode, a road section code, a distance from a road section starting position and an additional message.
Another object of the present invention is to provide an apparatus for querying traffic information, including:
the receiving module is used for receiving the query request; the query request carries a query message;
the sending module is used for executing corresponding operation according to the query message and feeding back a response message; the response message carries information indicating the execution result and the parameter query result.
In some optional embodiments, the query message comprises one or more of: query mode, query city, and query date.
In some optional embodiments, the query message comprises one or more of: query mode, status, longitude, latitude, altitude, and query date.
In some optional embodiments, the response message comprises one or more of: the method comprises the following steps of responding to serial numbers, execution results, the number of weather parameters and a weather parameter list;
wherein the list of weather parameters includes one or more of: parameter ID, parameter query result, parameter length and parameter value;
the parameter query result comprises the following three conditions: success, failure, no recognition;
the parameter ID is used to indicate one or more of: city, date, lunar calendar, year, week, temperature, weather description, wind speed description, dressing index, ultraviolet, car wash.
By adopting the scheme provided by the invention, not only can the inquiry of various information be realized, but also a plurality of parameters and a batch of parameters can be inquired in one inquiry, and even if some parameter does not support the inquiry or the inquiry fails due to other reasons, for example, parameters which are not supported by a write server end can be input, or because the old and new version causes that some parameter id is changed and the parameters which are not supported are possible, the rest parameters can still obtain the correct inquiry result.
For the purposes of the foregoing and related ends, the one or more embodiments include the features hereinafter fully described and particularly pointed out in the claims. The following description and the annexed drawings set forth in detail certain illustrative aspects and are indicative of but a few of the various ways in which the principles of the various embodiments may be employed. Other benefits and novel features will become apparent from the following detailed description when considered in conjunction with the drawings and the disclosed embodiments are intended to include all such aspects and their equivalents.
Drawings
Fig. 1 is a schematic network structure diagram of an intelligent transportation system network provided by an embodiment of the invention;
fig. 2 is a flowchart illustrating a method for querying traffic information according to an embodiment of the present invention;
fig. 3 is a flowchart illustrating a method for querying traffic information according to an embodiment of the present invention;
fig. 4 is a flowchart illustrating a method for querying traffic information according to an embodiment of the present invention;
fig. 5 is a flowchart illustrating a method for querying traffic information according to an embodiment of the present invention;
fig. 6 is a flowchart illustrating a method for querying traffic information according to an embodiment of the present invention;
fig. 7 is a flowchart illustrating a method for querying traffic information according to an embodiment of the present invention;
fig. 8 is a flowchart illustrating a method for querying traffic information according to an embodiment of the present invention;
fig. 9 is a schematic structural diagram of a traffic information query apparatus according to an embodiment of the present invention.
Detailed Description
The following description and the drawings sufficiently illustrate specific embodiments of the invention to enable those skilled in the art to practice them. Other embodiments may incorporate structural, logical, electrical, process, and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The scope of embodiments of the invention encompasses the full ambit of the claims, as well as all available equivalents of the claims. Embodiments of the invention may be referred to herein, individually or collectively, by the term "invention" merely for convenience and without intending to voluntarily limit the scope of this application to any single invention or inventive concept if more than one is in fact disclosed.
The following abbreviations apply to this document.
OBU-vehicle unit (On Board unit)
RSU-road side unit (Roadside unit)
OME-vehicle unit Management Entity (OBU Management Entity)
RME-roadside Unit Management Entity (RSU Management Entity)
SCG-Service Control Gateway (Service Control Gateway)
AAA-AAA Server (Authentication, Authorization, Accounting)
DHCP Server-Dynamic Host Configuration Protocol (Dynamic Host Configuration Protocol)
RWAITS-ITS Wireless Access part (Radio Wireless Access of Intelligent Transport System)
Network reference model
Network architecture
The intelligent traffic system network is divided into two parts, namely a core network and an access network, wherein the core network mainly completes various service bearing of intelligent traffic, configuration management of network elements of the access network and data exchange function between the core network and the access network. The access network mainly completes the functions of bridging between a wireless network and a wired network and accessing the vehicle-mounted terminal into an intelligent traffic core network. The overall architecture and interface diagram is shown in the network architecture diagram of fig. 1.
As shown in fig. 1, the intelligent transportation network is divided into a core network and an access network. The core network main network elements comprise SCG, OME, RME and AAA server. The access network has RSU and OBU as main network elements.
The SCG network element is a service control gateway and mainly completes the processing and flow control of the service data of the intelligent traffic system.
The OME network element is a vehicle-mounted unit management entity and mainly completes the functions of network access, network exit, switching, position information management and the like of the vehicle-mounted unit in the intelligent transportation system.
The RME network element is a road side unit management entity and mainly completes functions of network access, operation, maintenance, management and the like of the road side unit in the intelligent transportation system.
The AAA server network element is an authentication authorization charging entity, and completes the functions of vehicle-mounted unit and road side unit authentication, system authorization and system charging in the intelligent traffic system.
The DHCP Server sets a protocol Server for the dynamic host, and mainly completes the dynamic IP address allocation of the RSU and the OBU in the system.
The RSU network element is a road side unit and mainly completes the bridging and data conversion functions of the intelligent traffic wireless access part and the wired part.
And the OBU network element is a vehicle-mounted unit and is used for receiving and transmitting service data of the client intelligent traffic system and bearing various functions of the client.
In order to solve the disadvantages in the query process, the embodiment of the invention adopts a method for querying traffic information.
Example one
The embodiment provides a method for querying traffic information, as shown in fig. 2, the method includes:
step S101, the first equipment sends a query request to the second equipment; the query request carries a query message;
step S102, the second device executes corresponding operation according to the query message and feeds back a response message to the first device; the response message carries information indicating the execution result and the query result of each parameter.
Optionally, the query message may be one of: reading a message of configuration parameters, a message of inquiring service parameters, a message of inquiring position information, a message of inquiring version information, a message of inquiring road condition modes in latitude and longitude, a message of inquiring road condition modes in road sections, a message of inquiring weather in city modes and a message of inquiring weather in latitude and longitude modes.
By adopting the scheme provided by the embodiment, not only can the query of various information be realized, but also the query of a plurality of parameters can be realized in one query, and even if a certain parameter does not support the query or the query fails due to other reasons, the rest parameters can still obtain the correct query result.
Example two
The embodiment provides a method for querying traffic information, as shown in fig. 3, including:
step S201, OME sends inquiry request to OBU; the query request carries query information of one or more parameters;
wherein, the query message is a message for reading configuration parameters; the data format for reading the OBU configuration parameter volume is shown in table 1:
TABLE 1
| Start byte | Field(s) | Data type | Description and claims |
| 0 | Number of parameters | BYTE | Number of |
| 1 | List of parameter items | The format of the parameter items is shown in Table 2 |
TABLE 2
| Field(s) | Data type | Description and claims |
| Parameter ID | UWORD | The definition and description of the parameter ID are shown in Table 3 |
TABLE 3
| Parameter ID | Data type | Description and claims |
| 0x0001 | STRING | Software publisher name |
| 0x0002 | STRING | Software version information |
| Others |
Step S202, the OBU receives the query request, executes corresponding operation according to the query message, and feeds back the response message to the OME; the response message carries information indicating the execution result and the query result for each (all) parameters.
Wherein, the response message is a response for reading the configuration parameters, and the data format of the response body for reading the OBU configuration parameters is shown in table 4:
TABLE 4
TABLE 5
TABLE 6
| Parameter ID | Data type | Description and claims |
| 0x0001 | To be determined | To be determined |
| 0x0002 | To be determined | To be determined |
| Others | Retention |
In the above embodiment, the parameter item list in table 1 is different from the parameter item list in table 4, and the parameter item list in table 1 is the first parameter item list; the parameter item list in table 4 is a second parameter item list.
By adopting the scheme provided by the embodiment, not only can the query of various information be realized, but also the query of a plurality of parameters can be realized in one query, and even if a certain parameter does not support the query or the query fails due to other reasons, the rest parameters can still obtain the correct query result.
EXAMPLE III
The embodiment provides a method for querying traffic information, as shown in fig. 3, including:
step S201, OME sends inquiry request to OBU; the query request carries query information of one or more parameters;
wherein, the query message is a message for reading service parameters; the data format for reading the OBU configuration parameter volume is shown in table 7:
TABLE 7
| Start byte | Field(s) | Data type | Description and claims |
| 0 | Number of parameters | BYTE | Number of |
| 1 | List of parameter items | The format of the parameter items is shown in Table 8 |
TABLE 8
| Field(s) | Data type | Description and claims |
| Parameter 1ID | UWORD | ID of read parameter, defined in Table 9 |
| Parameter 2ID | UWORD | |
| .... | UWORD | |
| Parameter nID | UWORD |
TABLE 9
| Field(s) | Data type | Description and claims |
| Parameter ID | UWORD | The parameter ID is defined and described in Table 10 |
| Length of parameter | BYTE | |
| Parameter value |
Watch 10
Step S302, the OBU receives the inquiry request; executing corresponding operation according to the query message, and feeding back a response message to the OME; the response message carries information indicating the execution result and the query result of each parameter.
Wherein, the response message is the response of inquiring the service parameter; the data format of the query terminal parameter response message body is shown in table 11:
TABLE 11
TABLE 12
Watch 13
In the above embodiment, table 7 is different from the parameter item list in table 11, and the parameter item list in table 7 is the first parameter item list; the parameter item list in table 11 is a second parameter item list.
By adopting the scheme provided by the embodiment, not only can the query of various information be realized, but also the query of a plurality of parameters can be realized in one query, and even if a certain parameter does not support the query or the query fails due to other reasons, the rest parameters can still obtain the correct query result.
Example four
The embodiment provides a method for querying traffic information, as shown in fig. 3, including:
step S201, OME sends inquiry request to OBU; the query request carries a query message;
the query message is a message for querying the position information; the OME queries the OBU location information body data format as shown in table 14 in the example.
TABLE 14
| Start byte | Field(s) | Data type | Description and claims |
| 0 | Number of parameters | BYTE | Number of |
| 1 | List of parameter items | The format of the parameter items is shown in Table 15 |
Watch 15
| Field(s) | Data type | Description and claims |
| Parameter ID | UWORD | The parameter ID is defined and described in Table 16 |
TABLE 16
TABLE 17
| Bit | Status of state |
| 0 | |
| 1 | 0: not positioning; 1: positioning |
| 2 | 0: north latitude: 1: south latitude |
| 3 | 0: dongding Jing; 1: western-style meridian |
| 13-32 | Retention |
Watch 18
| Bit | Definition of | Description of the processing |
| 0 | 1: triggering after touching alarm switch with glimpse in emergency | Clearing after receiving |
| 1 | 1: overspeed alarm | Flag maintenance to alarm condition release |
| 2 | 1: fatigue driving | Flag maintenance to alarm condition release |
| 3 | 1: early warning | Clearing after receiving response |
| 7 | 1: terminal main power supply under-voltage | Flag maintenance to alarm condition release |
| 8 | 1: terminal main power down | Flag maintenance to alarm |
| 9 | 1: OBU failure | Flag maintenance to alarm condition release |
Step S202, the OBU receives the query request, executes corresponding operation according to the query message, and feeds back the response message to the OME; the response message carries information indicating the execution result and the query result per parameter.
Wherein, the response message is a position report message; the location report message structure is shown in table 19:
watch 19
Watch 20
In the above embodiment, the parameter item list in table 14 is different from the parameter item list in table 19, and the parameter item list in table 14 is the first parameter item list; the parameter item list in table 19 is a second parameter item list.
By adopting the scheme provided by the embodiment, not only can the query of various information be realized, but also the query of a plurality of parameters can be realized in one query, and even if a certain parameter does not support the query or the query fails due to other reasons, the rest parameters can still obtain the correct query result.
EXAMPLE five
The embodiment provides a method for querying traffic information, as shown in fig. 4, including:
step S301, RME sends inquiry request to RSU; the query request carries query information of one or more parameters;
the query message is a message for reading configuration parameters; the read RSU configuration parameter volume data format is shown in table 21:
TABLE 21
| Start byte | Field(s) | Data type | Description and claims |
| 0 | Number of parameters | BYTE | Number of |
| 1 | List of parameter items |
TABLE 22
| Field(s) | Data type | Description and claims |
| Parameter ID | UWORD | The parameter ID is defined and explained in Table 23 |
TABLE 23
| Parameter ID | Data type | Description and claims |
| 0x0001 | UDWORD | Working frequency point |
| 0x0002 | UWORD | Bandwidth of operation |
| 0x0003 | WORD | Transmitted power in dbm |
| Others | Retention |
Step S302, the RSU receives a query request; executing corresponding operation according to the query message, and feeding back a response message to the RME; the response message carries information indicating the execution result and the query result of each parameter.
The response message is a response to read the configuration parameters, and the data format of the response body of the read RSU configuration parameters is shown in table 24:
watch 24
TABLE 25
In the above embodiment, the parameter item list in table 21 is different from the parameter item list in table 24, and the parameter item list in table 21 is the first parameter item list; the parameter item list in table 24 is a second parameter item list.
By adopting the scheme provided by the embodiment, not only can the query of various information be realized, but also the query of a plurality of parameters can be realized in one query, and even if a certain parameter does not support the query or the query fails due to other reasons, the rest parameters can still obtain the correct query result.
EXAMPLE six
The embodiment provides a method for querying traffic information, as shown in fig. 5, including:
step S401, RME sends inquiry request to RSU; the query request carries query information of one or more parameters;
the query message is a message for reading configuration parameters; the read RSU configuration parameter volume data format is shown in tables 21-23 of example five.
Step S402, the RSU receives the inquiry request; corresponding operation is executed according to the query message, and the response message is fed back to the RME; the response message carries information indicating the execution result and the query result of each parameter.
The response message is a response for reading the configuration parameters; the read RSU configuration parameter response volume data format is shown in tables 24 and 25 of example five.
Step S403, the RME sends configuration information to the RSU; the configuration RSU parameter message body data format is shown in table 26:
watch 26
Watch 27
In the above embodiment, table 21 is different from the parameter item lists in table 24 and table 26, and the parameter item list in table 21 is the first parameter item list; the parameter item lists in tables 24 and 26 are second parameter item lists.
And step S404, the RSU performs configuration parameter configuration according to the configuration message.
By adopting the scheme provided by the embodiment, not only can the query of various information be realized, but also the query of a plurality of parameters can be realized in one query, and even if a certain parameter does not support the query or the query fails due to other reasons, the rest parameters can still obtain the correct query result.
EXAMPLE seven
The embodiment provides a method for querying traffic information, as shown in fig. 4, including:
step S301, RME sends inquiry request to RSU; the query request carries query information of one or more parameters;
the query message is a message for querying service parameters; the read RSU service parameter volume data format is shown in table 28:
watch 28
Watch 29
| Field(s) | Data type | Description and claims |
| Parameter 1ID | UWORD | Reading the ID of the parameter, see Table 30 |
| .... | .... | |
| Parameter nID | UWORD |
Watch 30
Step S302, the RSU receives a query request; corresponding operation is executed according to the query message, and the response message is fed back to the RME; the response message carries information indicating the execution result and the query result for each parameter.
The response message is a response for inquiring the service parameters; the data format of the query terminal parameter response message body is shown in table 31:
watch 31
Watch 32
In the above embodiment, the parameter item list in table 28 is different from the parameter item list in table 31, and the parameter item list in table 28 is the first parameter item list; the parameter item list in table 31 is a second parameter item list.
By adopting the scheme provided by the embodiment, not only can the query of various information be realized, but also the query of a plurality of parameters can be realized in one query, and even if a certain parameter does not support the query or the query fails due to other reasons, the rest parameters can still obtain the correct query result.
Example eight
The embodiment provides a method for querying traffic information, as shown in fig. 5, including:
step S401, RME sends inquiry request to RSU; the query request carries query information of one or more parameters;
the query message is a message for querying service parameters; the read OBU service parameter volume data format is shown in tables 28 and 29 of example seven.
Step S402, the RSU receives the inquiry request; corresponding operation is executed according to the query message, and the response message is fed back to the RME; the response message carries information indicating the execution result and the query result of each parameter.
The response message is a response for inquiring the service parameters; the data format of the inquiry terminal parameter response message body is shown in tables 30 to 32 of the seventh embodiment.
Step S403, the RME sends configuration information to the RSU; the RSU parameter message body data format is shown in table 33:
watch 33
Watch 34
| Field(s) | Data type | Description and claims |
| Parameter ID | UWORD | The parameter ID is defined and described in Table 35 |
| Length of parameter | BYTE | |
| Parameter value |
Watch 35
And step S404, the RSU performs parameter configuration according to the configuration message.
In the above embodiment, the table 28 is different from the parameter item lists in the tables 31 and 33, and the parameter item list in the table 28 is the first parameter item list; the parameter item lists in tables 31 and 33 are second parameter item lists.
By adopting the scheme provided by the embodiment, not only can the query of various information be realized, but also the query of a plurality of parameters can be realized in one query, and even if a certain parameter does not support the query or the query fails due to other reasons, the rest parameters can still obtain the correct query result.
Example nine
The embodiment provides a method for querying traffic information, as shown in fig. 4, including:
step S301, RME sends inquiry request to RSU; the query request carries a query message;
the query message is a message for querying the location information: the data format of the RME query RSU location information body is shown in table 36:
watch 36
| Start byte | Field(s) | Data type | Description and claims |
| 0 | Number of parameters | BYTE | Number of |
| 1 | List of parameter items | Parameter item format table 37 |
Watch 37
| Field(s) | Data type | Description and claims |
| Parameter ID | UWORD | Parameter ID definition and description table 38 |
Watch 38
Watch 39
| Bit | Status of state |
| 0 | |
| 1 | 0: not positioning; 1: positioning |
| 2 | 0: north latitude: 1: south latitude |
| 3 | 0: dongding Jing; 1: western-style meridian |
| 13-31 | Retention |
Step S302, the RSU receives a query request; corresponding operation is executed according to the query message, and the response message is fed back to the RME; the response message carries information indicating the execution result and the query result of each parameter.
The response message is a position report message; the location report message structure is shown in table 40:
watch 40
Table 41
In the above embodiment, the parameter item list in table 36 is different from the parameter item list in table 40, and the parameter item list in table 36 is the first parameter item list; the parameter item list in table 40 is a second parameter item list.
By adopting the scheme provided by the embodiment, not only can the query of various information be realized, but also the query of a plurality of parameters can be realized in one query, and even if a certain parameter does not support the query or the query fails due to other reasons, the rest parameters can still obtain the correct query result.
Example ten
The embodiment provides a method for querying traffic information, as shown in fig. 4, including:
step S401, RME sends inquiry request to RSU; the query request carries a query message.
The query message is a version information query message; specifically, as shown in table 42:
watch 42
Watch 43
| Field(s) | Data type | Description and claims |
| Version type | UWORD | Parameter type definition and statement table 44 |
Watch 44
| Version type | Data type | Description and claims |
| 0x0001 | UWORD | Software version type |
| 0x0002 | UWORD | Firmware version type |
| Others | Retention |
Step S402, the RSU receives the inquiry request; corresponding operation is executed according to the query message, and the response message is fed back to the RME; the response message carries information indicating the execution result and the query result of each parameter.
The response message is a version information inquiry response; the version information query response is specifically shown in table 45:
TABLE 45
TABLE 46
By adopting the scheme provided by the embodiment, not only can the query of various information be realized, but also the query of a plurality of parameters can be realized in one query, and even if a certain parameter does not support the query or the query fails due to other reasons, the rest parameters can still obtain the correct query result.
EXAMPLE eleven
The embodiment provides a method for querying traffic information, as shown in fig. 6, including:
step S501, the RME sends a query request to the RSU; the query request carries a query message;
the query message is a version information query message; the format of the version information query is shown in tables 40-42 of example ten.
Step S502, the RSU receives the inquiry request; corresponding operation is executed according to the query message, and the response message is fed back to the RME; the response message carries information indicating the execution result and the query result of each parameter.
The response message is a version information inquiry response; the format of the version information query response is shown in tables 33 and 44 of example ten:
step S503, RME sends version download request to RSU; the version download request message is shown in table 47:
watch 47
| Start byte | Field(s) | Data type | Description and claims |
| 0 | Number of version information items | BYTE | Number of |
| 1 | List of version information items | The parameter item format is shown in Table 46 |
Step S504, the RSU feeds back the response message to the RME; the version download response is shown in table 48:
watch 48
Watch 49
In step S505, the FTP downloads the version data to the RSU.
In step S506, the RSU feeds back the version download result indication to the RME. The version download result indication is shown in table 50.
Watch 50
Watch 51
By adopting the scheme provided by the embodiment, not only can the query of various information be realized, but also the query of a plurality of parameters can be realized in one query, and even if a certain parameter does not support the query or the query fails due to other reasons, the rest parameters can still obtain the correct query result.
Example twelve
The embodiment provides a method for querying traffic information, as shown in fig. 7, including:
step S601, SCG sends inquiry request to OBU; the query request carries a query message;
the SCG query OBU location information body data format is shown in tables 14-18 of example four.
Step S602, the OBU receives the inquiry request; executing corresponding operation according to the query message, and feeding back a response message to the SCG; the response message carries information indicating the execution result and the query result of each parameter.
The location report message structure is shown in tables 19 and 20 of embodiment four.
By adopting the scheme provided by the embodiment, not only can the query of various information be realized, but also the query of a plurality of parameters can be realized in one query, and even if a certain parameter does not support the query or the query fails due to other reasons, the rest parameters can still obtain the correct query result.
EXAMPLE thirteen
The embodiment provides a method for querying traffic information, as shown in fig. 8, including:
step S701, the OBU sends a query request to the SCG; the query request carries a query message;
the inquiry information is information for inquiring road condition modes by latitude and longitude; the message body format of the longitude and latitude road condition query mode is shown in table 52:
table 52
Step S1302, the SCG receives the query request; executing corresponding operation according to the query message, and feeding back a response message to the OBU; the response message carries information indicating the execution result and the query result of each parameter.
The response message is a road condition inquiry mode response for longitude and latitude; the format of the message body for inquiring the road condition mode response is shown in table 53:
watch 53
Watch 54
| Road condition code | Description of the invention |
| 0x00000000 | No road conditions |
| 0x00000001 | The average speed per hour is less than 10km/h |
| 0x00000002 | The average speed per hour is between 10km/h and 20km/h |
| 0x00000003 | The average speed per hour is between 20km/h and 40km/h |
| 0x00000004 | The average speed per hour is between 40km/h and 60km/h |
| 0x00000005 | The average speed per hour is between 60km/h and 80km/h |
| 0x00000006 | The average speed per hour is between 80km/h and 120km/h |
| 0x00000007 | The average speed per hour exceeds 120km/h |
| Other values | Retention |
By adopting the scheme provided by the embodiment, not only can the query of various information be realized, but also the query of a plurality of parameters can be realized in one query, and even if a certain parameter does not support the query or the query fails due to other reasons, the rest parameters can still obtain the correct query result.
Example fourteen
The embodiment provides a method for querying traffic information, as shown in fig. 8, including:
step S701, the OBU sends a query request to the SCG; the query request carries a query message;
the query message is a message for querying road condition modes of the road section;
the format of the message body for sending the road condition in the road section mode is shown in table 55:
watch 55
Step S702, the SCG receives a query request; executing corresponding operation according to the query message, and feeding back a response message to the OBU; the response message carries information indicating the execution result and the query result of each parameter.
The response message is a road condition inquiry mode response for longitude and latitude;
the format of the message body for inquiring the road condition mode response is shown in table 56:
watch 56
By adopting the scheme provided by the embodiment, not only can the query of various information be realized, but also the query of a plurality of parameters can be realized in one query, and even if a certain parameter does not support the query or the query fails due to other reasons, the rest parameters can still obtain the correct query result.
Example fifteen
The embodiment provides a method for querying traffic information, as shown in fig. 8, including:
step S701, the OBU sends a query request to the SCG; the query request carries a query message;
the query message is a message for querying weather in a city mode;
the format of the message body for inquiring weather of the city is shown in table 57:
watch 57
Step S702, the SCG receives a query request; executing corresponding operation according to the query message, and feeding back a response message to the OBU; the response message carries information indicating the execution result and the query result of each parameter.
The response message is a response for inquiring weather in a city mode.
And inquiring the message body format of the weather mode response in the city mode.
Message body for query weather response see table 58:
watch 58
Watch 59
Watch 60
| Parameter ID | Data type | Description and claims |
| 0x0001 | STRING | City |
| 0x0002 | STRING | Date |
| 0x0003 | STRING | Agricultural calendar year |
| 0x0004 | STRING | Week |
| 0x0005 | STRING | Temperature of |
| 0x0006 | STRING | Weather description |
| 0x0007 | STRING | Description of wind speed |
| 0x0008 | STRING | Dressing index |
| 0x0009 | STRING | Ultraviolet ray |
| 0x000A | STRING | Vehicle washing |
By adopting the scheme provided by the embodiment, not only can the query of various information be realized, but also the query of a plurality of parameters can be realized in one query, and even if a certain parameter does not support the query or the query fails due to other reasons, the rest parameters can still obtain the correct query result.
Example sixteen
The embodiment provides a method for querying traffic information, as shown in fig. 8, including:
step S701, the OBU sends a query request to the SCG; the query request carries a query message;
the query message is a weather query message in a longitude and latitude mode; the message body format of the latitude and longitude mode inquiry weather mode response is shown in table 61:
watch 61
Step S702, the SCG receives a query request; executing corresponding operation according to the query message, and feeding back a response message to the OBU; the response message carries information indicating the execution result and the query result of each parameter.
The response message is a response for inquiring weather in a latitude and longitude manner, and the format of the message body for inquiring weather response in the latitude and longitude manner is the same as that in the fifteenth embodiment, which is specifically shown in tables 58 to 60.
By adopting the scheme provided by the embodiment, not only can the query of various information be realized, but also the query of a plurality of parameters can be realized in one query, and even if a certain parameter does not support the query or the query fails due to other reasons, the rest parameters can still obtain the correct query result.
In the above embodiments, the data type used by the parameter ID is only exemplified by UWORD, and other data types such as UDWORD can be extended to be used, and are within the protection scope of the present invention.
Example seventeen
In some optional embodiments, a device for traffic information query is provided. Fig. 9 is a schematic structural diagram of a traffic information query apparatus according to an embodiment of the present invention. As shown in fig. 9, the apparatus includes:
a receiving module 11, configured to receive a query request; the query request carries query information of one or more parameters;
a sending module 12, configured to execute corresponding operations according to the query message, and feed back a response message; and the response message carries information indicating an execution result and each parameter inquiry result.
Optionally, the query message includes one or more of the following: the number of parameters and a parameter item list; wherein the parameter item list includes: and (4) parameter ID.
The response message includes one or more of: the method comprises the following steps of responding to serial numbers, execution results, parameter numbers and parameter item lists; the execution result includes one or more of: success, failure and partial success information.
Optionally, the parameter item list includes one or more of the following: parameter ID, parameter query result, parameter length and parameter value.
Optionally, the parameter item query result includes the following three cases: success, failure, no recognition.
Optionally, the parameter ID is used to indicate an OBU parameter setting; the OBU parameter setting comprises: software publisher name and/or software version information.
Optionally, the parameter ID is used to indicate a service parameter of the OBU, and includes one or more of the following: OBU heartbeat transmission interval, TCP message reply timeout time, TCP message retransmission times, UDP message reply timeout time, UDP message retransmission times, OME server address, OME backup server address, OME server TCP port, OME server UDP port, RME server address, IP or domain name, RME backup server address, IP or domain name, RME server TCP port, RME server UDP port, SCG server address, IP or domain name, SCG backup server address, IP or domain name, SCG server TCP port, SCG server UDP port, UDP multicast address, UDP multicast port, location reporting policy, location reporting scheme, and RSU MAC address.
Optionally, the parameter ID is used to indicate a service parameter of the RSU, and includes one or more of the following: RSU heartbeat transmission interval, TCP message reply timeout time, TCP message retransmission times, UDP message reply timeout time, UDP message retransmission times, OME server address, IP or domain name, OME backup server address, IP or domain name, OME server TCP port, OME server UDP port, RME server address, IP or domain name, RME backup server address, IP or domain name, RME server TCP port, RME server UDP port, SCG server address, IP or domain name, SCG backup server address, IP or domain name, SCG server TCP port, SCG server UDP port, UDP multicast address, UDP multicast port, location reporting policy, location reporting scheme, FTP server IP.
Optionally, the receiving module 11 is further configured to receive a configuration message;
the configuration message includes one or more of: the number of parameters and a parameter item list; the list of parameter items includes one or more of: parameter ID, parameter length, and parameter value.
EXAMPLE eighteen
In some optional embodiments, there is further provided an apparatus for querying traffic information, as shown in fig. 9, including:
a receiving module 11, which receives the query request; the query request carries a query message;
the sending module 12 executes corresponding operations according to the query request and feeds back a response message; and the response message carries information indicating an execution result and each parameter inquiry result.
The query message includes one or more of: the number of parameters and a parameter item list;
the response message includes one or more of: the method comprises the following steps of responding to serial numbers, execution results, parameter numbers and parameter item lists;
wherein the execution result comprises one or more of the following: success, failure and partial success information;
the list of parameter items comprising one or more of: parameter ID, parameter query result, parameter length and parameter value;
optional parameter item query results include the following three cases: success, failure, no recognition.
Optionally, the parameter ID is used to indicate location information and/or a vehicle status.
The location information includes one or more of: state, latitude, longitude, altitude, speed, direction, and time.
The vehicle state, including one or more of: triggering after an alarm switch is touched by a glance, overspeed alarm, fatigue driving, early warning, terminal main power supply under-voltage, terminal main power supply power failure and OBU fault.
Example nineteen
In some optional embodiments, there is provided an apparatus for querying traffic information, as shown in fig. 9, including:
a receiving module 11, configured to receive a query request; the query request carries a query message;
a sending module 12, configured to execute corresponding operations according to the query message, and feed back a response message; and the response message carries information indicating an execution result and each parameter inquiry result.
The query message includes one or more of: the number of version information items and/or a list of version information items.
The list of version information items includes one or more of: a software version type and/or a firmware version type.
The response message is version information including one or more of the following: the number of the response serial number, the execution result, the number of the version information items and the version information item list; the execution result at least comprises: success, failure and partial success information.
The list of version information items includes one or more of: version type, parameter query result, parameter length, and parameter value. The parameter item query result comprises the following three conditions: success, failure, no recognition.
Optionally, the receiving module 11 is further configured to receive a version download request;
the sending module 12 is further configured to send a version download response;
the receiving module 11 is further configured to receive the downloaded version data;
the sending module 12 is further configured to send a version download result indication.
The version download request includes one or more of: the number of the version information items and a second version information item list.
The version download response includes one or more of: the response serial number, the execution result, the number of version download response result items and the version download response result list.
The version download response result list includes one or more of: version type, parameter query result, parameter length, and parameter value.
Example twenty
In some optional embodiments, there is further provided an apparatus for querying traffic information, as shown in fig. 9, including:
a receiving module 11, configured to receive a query request; the query request carries a query message;
a sending module 12, configured to execute corresponding operations according to the query message, and feed back a response message; the response message carries information indicating the execution result and the query result of each parameter.
The query message includes one or more of: query style, starting point state, starting point longitude, starting point latitude, starting point altitude, ending point state, ending point longitude, ending point latitude, and ending point altitude.
The response message includes one or more of: the method comprises the following steps of responding to serial numbers, execution results, query modes, states, road condition longitude, road condition latitude, road condition height and additional information; the execution result at least comprises: success, failure and partial success information.
Example twenty one
In some optional embodiments, there is provided an apparatus for querying traffic information, as shown in fig. 9, including:
a receiving module 11, configured to receive a query request; the query request carries query information of one or more parameters;
a sending module 12, configured to execute corresponding operations according to the query message, and feed back a response message; and the response message carries information indicating an execution result and each parameter inquiry result.
The query message includes one or more of: query mode, road segment code, starting distance and ending distance.
The response message includes one or more of: the system comprises a response serial number, an execution result, a road condition code, a query mode, a road section code, a distance from a road section starting position and an additional message.
Example twenty two
In some optional embodiments, there is provided an apparatus for querying traffic information, as shown in fig. 9, including:
a receiving module 11, configured to receive a query request; the query request carries query information of one or more parameters;
a sending module 12, configured to execute corresponding operations according to the query message, and feed back a response message; and the response message carries information indicating an execution result and each parameter inquiry result.
The query message includes one or more of: query mode, query city, and query date.
The response message includes one or more of: the number of the weather parameters and a weather parameter list; the list of weather parameters includes: parameter ID, parameter length, and parameter value; the parameter ID is used for representing city, date, lunar calendar, year, week, temperature, weather description, wind speed description, dressing index, ultraviolet rays and car washing.
Example twenty three
In some optional embodiments, there is further provided an apparatus for querying traffic information, as shown in fig. 9, including:
a receiving module 11, configured to receive a query request; the query request carries a query message;
a sending module 12, configured to execute corresponding operations according to the query message, and feed back a response message; and the response message carries information indicating an execution result and each parameter inquiry result.
The query message includes one or more of: query mode, status, longitude, latitude, altitude, and query date.
The response message includes one or more of: the method comprises the following steps of responding to serial numbers, execution results, the number of weather parameters and a weather parameter list;
the list of weather parameters comprising one or more of: parameter ID, parameter query result, parameter length and parameter value.
The parameter query result comprises the following three conditions: success, failure, no recognition.
By adopting the scheme provided by the embodiment, not only can the query of various information be realized, but also the query of a plurality of parameters can be realized in one query, and even if a certain parameter does not support the query or the query fails due to other reasons, the rest parameters can still obtain the correct query result.
It should be understood that the specific order or hierarchy of steps in the processes disclosed is an example of exemplary approaches. Based upon design preferences, it is understood that the specific order or hierarchy of steps in the processes may be rearranged without departing from the scope of the present disclosure. The accompanying method claims present elements of the various steps in a sample order, and are not intended to be limited to the specific order or hierarchy presented.
In the foregoing detailed description, various features are grouped together in a single embodiment for the purpose of streamlining the disclosure. This method of disclosure is not to be interpreted as reflecting an intention that the claimed embodiments of the subject matter require more features than are expressly recited in each claim. Rather, as the following claims reflect, invention lies in less than all features of a single disclosed embodiment. Thus, the following claims are hereby expressly incorporated into the detailed description, with each claim standing on its own as a separate preferred embodiment of the invention.
What has been described above includes examples of one or more embodiments. It is, of course, not possible to describe every conceivable combination of components or methodologies for purposes of describing the aforementioned embodiments, but one of ordinary skill in the art may recognize that many further combinations and permutations of various embodiments are possible. Accordingly, the embodiments described herein are intended to embrace all such alterations, modifications and variations that fall within the scope of the appended claims. Furthermore, to the extent that the term "includes" is used in either the detailed description or the claims, such term is intended to be inclusive in a manner similar to the term "comprising" as "comprising" is interpreted when employed as a transitional word in a claim. Furthermore, any use of the term "or" in the specification of the claims is intended to mean a "non-exclusive or".
Claims (44)
1. A method for querying traffic information, comprising:
receiving a query request; the query request carries query information of one or more parameters;
executing corresponding operation according to the query message, and feeding back a response message; and the response message carries information indicating an execution result and each parameter inquiry result.
2. The method of claim 1, wherein the query message comprises: the number of parameters and/or a first parameter item list;
the response message includes one or more of: the response serial number, the execution result, the number of the parameters and a second parameter item list;
wherein the execution result comprises one or more of the following: success, failure and partial success information;
the first list of parameter items, comprising: a parameter ID;
the second list of parameter items comprising one or more of: parameter ID, parameter query result, parameter length and parameter value;
the parameter query result comprises the following three conditions: success, failure, no recognition.
3. The method of claim 2, wherein the parameter ID is used to represent an OBU parameter setting; the OBU parameter setting comprises: software publisher name and/or software version information.
4. The method of claim 2, wherein the parameter ID is used to represent one or more of: the working frequency point, the working bandwidth and the transmitting power of the RSU.
5. The method of claim 2, wherein the parameter ID is used to represent a service parameter of an OBU; the service parameters include one or more of: OBU heartbeat transmission interval, TCP message reply timeout time, TCP message retransmission times, UDP message reply timeout time, UDP message retransmission times, OME server address, OME backup server address, OME server TCP port, OME server UDP port, RME server address, IP or domain name, RME backup server address, IP or domain name, RME server TCP port, RME server UDP port, SCG server address, IP or domain name, SCG backup server address, IP or domain name, SCG server TCP port, SCG server UDP port, UDP multicast address, UDP multicast port, location reporting policy, location reporting scheme, and RSU MAC address.
6. The method of claim 2, wherein the parameter ID is used to represent a service parameter of an RSU; the service parameters include one or more of: RSU heartbeat transmission interval, TCP message reply timeout time, TCP message retransmission times, UDP message reply timeout time, UDP message retransmission times, OME server address, IP or domain name, OME backup server address, IP or domain name, OME server TCP port, OME server UDP port, RME server address, IP or domain name, RME backup server address, IP or domain name, RME server TCP port, RME server UDP port, SCG server address, IP or domain name, SCG backup server address, IP or domain name, SCG server TCP port, SCG server UDP port, UDP multicast address, UDP multicast port, location reporting policy, location reporting scheme, FTP server IP.
7. The method of claim 5 or 6, further comprising:
receiving a configuration message; wherein the configuration message comprises: parameter number and/or parameter item list; the list of parameter items includes one or more of: parameter ID, parameter length, and parameter value;
and performing parameter configuration according to the configuration message.
8. A method for querying traffic information, comprising:
receiving a query request; the query request carries a query message;
executing corresponding operation according to the query message, and feeding back a response message; the response message carries information indicating the execution result and the parameter query result.
9. The method of claim 8, wherein the query message comprises: the number of parameters and/or a first parameter item list;
the response message includes one or more of: the response serial number, the execution result, the number of the parameters and a second parameter item list;
wherein the execution result comprises one or more of the following: success, failure and partial success information;
the first list of parameter items, comprising: a parameter ID;
the second list of parameter items comprising one or more of: parameter ID, parameter query result, parameter length and parameter value;
the parameter query result comprises the following three conditions: success, failure, no recognition.
10. The method according to claim 9, characterized in that the parameter ID is used to represent location information and/or vehicle status;
wherein the location information comprises one or more of: state, latitude, longitude, altitude, speed, direction, and time;
the vehicle state, including one or more of: triggering after an alarm switch is touched by a glance, overspeed alarm, fatigue driving, early warning, terminal main power supply under-voltage, terminal main power supply power failure and OBU fault.
11. A method for querying traffic information, comprising:
the first equipment sends a query request to the second equipment; the query request carries a query message;
the second equipment executes corresponding operation according to the query message and feeds back a response message to the first equipment; the response message carries information indicating the execution result and the parameter query result.
12. The method of claim 11, wherein the query message comprises: the number of the version information items and/or a first version information item list; the first version information item list comprises: a software version type and/or a firmware version type;
the response message includes one or more of: the response serial number, the execution result, the number of the version information items and the second version information item list;
wherein, the execution result at least comprises: success, failure and partial success information; the second list of version information items includes one or more of: version type, parameter query result, parameter length, and parameter value.
13. The method of claim 11, further comprising:
the first equipment sends a version downloading request to the second equipment;
the second equipment feeds back a version downloading response to the first equipment;
downloading version data by the third equipment;
and the second equipment sends a version downloading result indication to the first equipment.
14. The method of claim 13, wherein the version download request comprises: the number of the version information items and/or a second version information item list;
the version download response includes one or more of: the response serial number, the execution result, the number of version download response result items and the version download response result list; wherein,
the version download response result list includes one or more of: version type, parameter query result, parameter length and parameter value;
the parameter query result comprises the following three conditions: success, failure, no recognition.
15. A method for querying traffic information, comprising:
receiving a query request; the query request carries a query message;
executing corresponding operation according to the query message, and feeding back a response message; the response message carries information indicating the execution result and the parameter query result.
16. The method of claim 15, wherein the query message comprises one or more of: query mode, starting point state, starting point longitude, starting point latitude, starting point altitude, end point state, end point longitude, end point latitude and end point altitude;
the response message includes one or more of: the method comprises the following steps of responding to serial numbers, execution results, query modes, states, road condition longitude, road condition latitude, road condition height and additional information;
the execution result at least comprises: success, failure and partial success information.
17. A method for querying traffic information, comprising:
receiving a query request; the query request carries a query message;
executing corresponding operation according to the query message, and feeding back a response message; the response message carries information indicating the execution result and the parameter query result.
18. The method of claim 17, wherein the query message comprises one or more of: the method comprises the following steps of (1) inquiring a mode, a road section code, a starting distance and an end point distance;
the response message includes one or more of: the system comprises a response serial number, an execution result, a road condition code, a query mode, a road section code, a distance from a road section starting position and an additional message.
19. A method for querying traffic information, comprising:
receiving a query request; the query request carries query parameters;
executing corresponding operation according to the query message, and feeding back a response message; the response message carries information indicating the execution result and the parameter query result.
20. The method of claim 19, wherein the query message comprises one or more of: query mode, query city, and query date.
21. The method of claim 19, wherein the query message comprises one or more of: query mode, status, longitude, latitude, altitude, and query date.
22. A method according to claim 20 or 21, wherein the response message comprises one or more of:
the method comprises the following steps of responding to serial numbers, execution results, the number of weather parameters and a weather parameter list;
the list of weather parameters comprising one or more of: parameter ID, parameter query result, parameter length and parameter value;
the parameter query result comprises the following three conditions: success, failure and unidentified;
the parameter ID is used to indicate one or more of: city, date, lunar calendar, year, week, temperature, weather description, wind speed description, dressing index, ultraviolet, car wash.
23. An apparatus for querying traffic information, comprising:
the receiving module is used for receiving the query request; the query request carries query information of one or more parameters;
the sending module is used for executing corresponding operation according to the query message and feeding back a response message; and the response message carries information indicating an execution result and each parameter inquiry result.
24. The apparatus of claim 23, wherein the query message comprises: the number of parameters and/or a first parameter item list;
the response message includes one or more of: the response serial number, the execution result, the number of the parameters and a second parameter item list;
wherein the execution result comprises one or more of the following: success, failure and partial success information;
the first list of parameter items, comprising: a parameter ID;
the second list of parameter items comprising one or more of: parameter ID, parameter query result, parameter length and parameter value;
the parameter query result comprises the following three conditions: success, failure, no recognition.
25. The apparatus of claim 24, wherein the parameter ID is to represent an OBU parameter setting; the OBU parameter setting comprises: software publisher name and/or software version information.
26. The method of claim 24, wherein the parameter ID is used to indicate an operating frequency point, an operating bandwidth and a transmission power of the RSU.
27. The apparatus of claim 24, wherein the parameter ID is indicative of a service parameter indicative of an OBU; the service parameters include one or more of: OBU heartbeat transmission interval, TCP message reply timeout time, TCP message retransmission times, UDP message reply timeout time, UDP message retransmission times, OME server address, OME backup server address, OME server TCP port, OME server UDP port, RME server address, IP or domain name, RME backup server address, IP or domain name, RME server TCP port, RME server UDP port, SCG server address, IP or domain name, SCG backup server address, IP or domain name, SCG server TCP port, SCG server UDP port, UDP multicast address, UDP multicast port, location reporting policy, location reporting scheme, and RSU MAC address.
28. The apparatus of claim 24, wherein the parameter ID indicates a service parameter for indicating an RSU; the service parameters include one or more of: RSU heartbeat transmission interval, TCP message reply timeout time, TCP message retransmission times, UDP message reply timeout time, UDP message retransmission times, OME server address, IP or domain name, OME backup server address, IP or domain name, OME server TCP port, OME server UDP port, RME server address, IP or domain name, RME backup server address, IP or domain name, RME server TCP port, RME server UDP port, SCG server address, IP or domain name, SCG backup server address, IP or domain name, SCG server TCP port, SCG server UDP port, UDP multicast address, UDP multicast port, location reporting policy, location reporting scheme, FTP server IP.
29. The apparatus of claim 23, wherein the receiving module is further configured to receive a configuration message;
wherein the configuration message comprises: parameter number and/or parameter item list;
the list of parameter items includes one or more of: parameter ID, parameter length, and parameter value;
the device also comprises a configuration module used for configuring parameters according to the configuration message.
30. An apparatus for querying traffic information, comprising:
a receiving module, configured to receive a query message; the query request carries a query message;
the sending module is used for executing corresponding operation according to the query message and feeding back a response message; the response message carries information indicating the execution result and the parameter query result.
31. The apparatus of claim 30, wherein the query message comprises: the number of parameters and/or a first parameter item list;
the response message includes one or more of: the response serial number, the execution result, the number of the parameters and a second parameter item list;
wherein the execution result comprises one or more of the following: success, failure and partial success information;
the first list of parameter items, comprising: a parameter ID;
the second list of parameter items includes one or more of: parameter ID, parameter query result, parameter length and parameter value;
the parameter query result comprises the following three conditions: success, failure, no recognition.
32. The apparatus as claimed in claim 31, wherein the parameter ID is used to represent location information and/or vehicle status;
the location information includes one or more of: state, latitude, longitude, altitude, speed, direction, and time;
the vehicle state, including one or more of: triggering after an alarm switch is touched by a glance, overspeed alarm, fatigue driving, early warning, terminal main power supply under-voltage, terminal main power supply power failure and OBU fault.
33. An apparatus for querying traffic information, comprising:
the receiving module is used for receiving the query request; the query request carries a query message;
the sending module is used for executing corresponding operation according to the query message and feeding back a response message; the response message carries information indicating the execution result and the parameter query result.
34. The apparatus of claim 33, wherein the query message comprises one or more of: the number of the version information items and/or a first version information item list;
wherein the first version information item list includes one or more of: a software version type and/or a firmware version type;
the response message includes one or more of: the response serial number, the execution result, the number of the version information items and the second version information item list;
wherein, the execution result at least comprises: success, failure and partial success information; the second list of version information items includes one or more of: version type, parameter query result, parameter length and parameter value;
the parameter query result comprises the following three conditions: success, failure, no recognition.
35. The apparatus of claim 33, wherein:
the receiving module is further used for receiving a version downloading request;
the sending module is also used for sending a version downloading response;
the receiving module is further configured to receive the downloaded version data;
the sending module is further configured to send a version download result indication.
36. The apparatus of claim 35, wherein the version download request comprises: the number of the version information items and/or a second version information item list;
the version download response includes one or more of: the response serial number, the execution result, the number of version download response result items and the version download response result list;
the version download response result list includes one or more of: version type, parameter query result, parameter length and parameter value;
the parameter query result comprises the following three conditions: success, failure, no recognition.
37. An apparatus for querying traffic information, comprising:
the receiving module receives a query request; the query request carries a query message;
the sending module executes corresponding operation according to the query message and feeds back a response message; the response message carries information indicating the execution result and the parameter query result.
38. The apparatus of claim 37, wherein the query message comprises one or more of: query mode, starting point state, starting point longitude, starting point latitude, starting point altitude, end point state, end point longitude, end point latitude and end point altitude;
the response message includes one or more of: the method comprises the following steps of responding to serial numbers, execution results, query modes, states, road condition longitude, road condition latitude, road condition height and additional information; the execution result at least comprises: success, failure and partial success information.
39. An apparatus for querying traffic information, comprising:
the receiving module is used for receiving the query request; the query request carries a query message;
the sending module is used for executing corresponding operation according to the query message and feeding back a response message; the response message carries information indicating the execution result and the parameter query result.
40. The apparatus of claim 39, wherein the query message comprises one or more of: the method comprises the following steps of (1) inquiring a mode, a road section code, a starting distance and an end point distance;
the response message includes one or more of: the system comprises a response serial number, an execution result, a road condition code, a query mode, a road section code, a distance from a road section starting position and an additional message.
41. An apparatus for querying traffic information, comprising:
the receiving module is used for receiving the query request; the query request carries a query message;
the sending module is used for executing corresponding operation according to the query message and feeding back a response message; the response message carries information indicating the execution result and the parameter query result.
42. The apparatus of claim 41, wherein the query message comprises one or more of: query mode, query city, and query date.
43. The apparatus of claim 41, wherein the query message comprises one or more of: query mode, status, longitude, latitude, altitude, and query date.
44. The apparatus of claim 42 or 43, wherein the response message comprises one or more of:
the method comprises the following steps of responding to serial numbers, execution results, the number of weather parameters and a weather parameter list;
wherein the list of weather parameters includes one or more of: parameter ID, parameter query result, parameter length and parameter value;
the parameter query result comprises the following three conditions: success, failure, no recognition;
the parameter ID is used to indicate one or more of: city, date, lunar calendar, year, week, temperature, weather description, wind speed description, dressing index, ultraviolet, car wash.
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|---|---|
| CN103259835A (en) | 2013-08-21 |
| CN103259837B (en) | 2018-11-09 |
| CN103259837A (en) | 2013-08-21 |
| CN103237293A (en) | 2013-08-07 |
| CN103259776A (en) | 2013-08-21 |
| CN103259834A (en) | 2013-08-21 |
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Application publication date: 20130821 |