CN201548684U - GNSS controller of track test system - Google Patents
GNSS controller of track test system Download PDFInfo
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- CN201548684U CN201548684U CN2009201105630U CN200920110563U CN201548684U CN 201548684 U CN201548684 U CN 201548684U CN 2009201105630 U CN2009201105630 U CN 2009201105630U CN 200920110563 U CN200920110563 U CN 200920110563U CN 201548684 U CN201548684 U CN 201548684U
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Abstract
A GNSS controller of a track test system comprises an embedded computer, a radio station and a GNSS board respectively connected with the embedded computer, wherein the radio station is used for receiving a GNSS differential correction/GNSS location information, transmitting the GNSS differential correction/GNSS location information to the embedded computer, and transmitting the GNSS location information /GNSS differential correction received from the embedded computer; the GNSS board generates an original data information according to the received GNSS signal and transmits the original data information to the embedded computer; if receiving the GNSS differential correction, the GNSS board generates a GNSS location information according to the GNSS differential correction and the GNSS signal and transmits the GNSS location information to the embedded computer; otherwise, the GNSS board transmits the GNSS differential correction obtained based on the GNSS signal to the embedded computer; and the embedded computer stores the original data information from the GNSS board. When being a mobile station, the controller transmits the GNSS location signal to the radio station and transmits the GNSS differential correction to the GNSS board; when being a base station, the controller transmits the GNSS differential correction to the radio station, and receives the GNSS location information.
Description
Technical field
The utility model relates to the navigator fix field, relates in particular to the GNSS controller in a kind of track test system.
Background technology
Track test system is the system that positions to moving target that is based upon on GNSS (Global Navigation Satellite System, the GLONASS (Global Navigation Satellite System)) basis.Usually, at a reference point fixed station being set with fixed form is base station, is provided with one and movably stands as movement station on moving target, and described moving target comprises aerial target and terrain object; Base station produces GNSS differential correcting number by receiving the GNSS satellite-signal, and sends to movement station; Movement station can obtain this mobile station location and velocity information according to the GNSS satellite-signal of this GNSS differential correcting number and reception, and movement station sends to base station to position and velocity information; Base station receives the positional information that movement station returns, and can also further obtain its course information and velocity information, to finish the flight path test to movement station.
In the flight path system, GNSS controller in the base station receives the GNSS satellite-signal, generate and send to each interior movement station of this base station coverage after the GNSS difference is revised number, GNSS controller in each movement station receives described GNSS difference and revises number, and the positional information that generates this movement station returns to base station; At present the GNSS controller that adopted of base station and movement station exist volume more greatly, heavier problem, be not suitable for airbornely, vehicle-mounted, also can bring inconvenience when mobile.
The utility model content
The technical problems to be solved in the utility model provides the GNSS controller in a kind of track test system, and weight is lighter, and volume is less, is fit to carry and move.
In order to address the above problem, the utility model provides the GNSS in a kind of track test system controller, it is characterized in that, comprising:
Be used to preserve the embedded computer of configuration parameter; Described configuration parameter comprises that at least being used to indicate this controller is the mode parameter of base station or movement station;
Radio station that links to each other with described embedded computer and GNSS integrated circuit board respectively;
Described radio station sends to described embedded computer when this controller receives GNSS differential correcting number during for movement station, and sends the GNSS locating information that receives from described embedded computer; When this controller is base station, receive GNSS differential correcting number and send to the outside, and the GNSS locating information that receives from the outside is sent to described embedded computer from described embedded computer;
Described GNSS integrated circuit board receives GNSS differential correcting number from described embedded computer when this controller is movement station, produce the GNSS locating information of this controller according to the GNSS signal of this GNSS differential correcting number and reception, produce primary data information (pdi) according to the GNSS signal that receives, send to described embedded computer together; When this controller is base station, produce GNSS differential correcting number and primary data information (pdi), send to described embedded computer according to the GNSS signal that receives;
Described embedded computer sends to described radio station with the GNSS locating information that described GNSS integrated circuit board sends when this controller is movement station, the GNSS differential correcting number that described radio station is sent sends to described GNSS integrated circuit board, stores the primary data information (pdi) that described GNSS integrated circuit board sends; The GNSS differential correcting number that when this controller is base station described GNSS integrated circuit board is sent sends to described radio station, stores the primary data information (pdi) that described GNSS integrated circuit board sends, and receives the GNSS locating information that described radio station sends.
Further, described embedded computer comprises:
The memory module, GNSS interface module, the number that are used to preserve described configuration parameter and primary data information (pdi) pass interface module and data processing module;
Described GNSS interface module links to each other with described GNSS integrated circuit board, reads the configuration parameter of preserving in the described memory module after powering on, and is sent to described GNSS integrated circuit board, and the primary data information (pdi) of described GNSS integrated circuit board is sent to described data processing module; When this controller receives the locating information that described GNSS integrated circuit board sends over during for movement station and is sent to described data processing module, receive the differential correcting number that described data processing module sends and send to the GNSS integrated circuit board; When this controller receives the differential correcting number that described GNSS integrated circuit board comes during for base station and sends to described data processing module;
Described number passes interface module and links to each other with described radio station, after powering on, read the configuration parameter of preserving in the described memory module, when this controller is base station, sends described GNSS differential correcting number, receive described locating information from described radio station and send to described data processing module to described radio station; When this controller is movement station, receive described GNSS differential correcting number and send to described data processing module, send described locating information to described radio station from described radio station;
Described data processing module passes interface module with described GNSS interface module, described number and links to each other with memory module, after receiving described primary data information (pdi), it is saved in memory module, and read the configuration parameter of preserving in the described memory module after powering on, when this controller is movement station, to after the described locating information of described GNSS interface module reception is handled, send to described number biography interface module, will after the described GNSS differential correcting number that described number biography interface module receives is handled, send to described GNSS interface module; When this controller is base station, will after handling, the described GNSS differential correcting number of described GNSS interface module reception send to described number biography interface module, the described locating information that described number biography interface module receives is handled; Described processing comprises following one or several: demodulates information, verification, format conversion, classification, again carry out the data layout, form the locating information frame and the GNSS differential correcting is counted information frame.
Further, described embedded computer also comprises:
The 3rd COM port, the 4th COM port, the 5th COM port, the 6th COM port and the 7th COM port;
Described the 3rd COM port and the 4th COM port are data communication interface, link to each other with external unit with described data processing module, send Frames such as GNSS real-time positioning, speed and state, receive external data;
Described the 5th COM port is connected with described radio station, if this controller is a base station, receives described locating information from described radio station, sends described GNSS differential correcting number by described radio station; If this controller is a movement station, receive described GNSS differential correcting number from described radio station, send described locating information by described radio station;
Described the 6th COM port is connected with described GNSS integrated circuit board, if this controller is a base station, receives described GNSS differential correcting number; If this controller is a movement station, receive the locating information of GNSS integrated circuit board output, send described GNSS differential correcting number;
Described the 7th COM port is connected with described GNSS integrated circuit board, receives primary data information (pdi).
Further, described GNSS integrated circuit board also is used to produce 1pps signal and variable ratio frequency changer signal;
Described embedded computer also comprises:
Be used to preserve different movement station/base stations and number pairing timeslice information, determine that according to the mode parameter in the configuration parameter of preserving in the described memory module this GNSS controller is movement station or base station, and the numbering of this GNSS controller, further find time corresponding sheet information, the described number of indication passes interface modules and will send to described radio station by described the 5th COM port from the data that described data processing module is received when receiving certain or certain several variable ratio frequency changer signal according to this timeslice information after receiving the 1pps signal at every turn, or send to the time-sequence control module of data processing module by the data that described the 5th COM port receives the radio station; Interrupt pin links to each other with described GNSS integrated circuit board, is used to receive 1pps signal and variable ratio frequency changer signal, and sends to described time-sequence control module.
Further, described GNSS controller also comprises:
Be used to indicate the data of described the 4th COM port and the 5th COM port to send the COM pilot lamp of situation, when the 4th COM port sends data and the light of the 5th COM port flicker different colours when sending data;
Be used to be provided with or to revise the network interface four-core LEMO socket of the configuration parameter that described memory module preserves.
Further, described GNSS integrated circuit board comprises: first COM port, second COM port, IO interface, when GNSS locate GNSS pilot lamp luminous when effective and
The GNSS primary module reads the configuration parameter that described embedded computer is preserved by described first COM port; When being base station, this controller produces GNSS differential correcting number according to the GNSS signal that receives from the outside, send to described embedded computer by described first COM port, and send described primary data information (pdi) to described embedded computer, and produce variable ratio frequency changer signal and 1pps signal by described second COM port; When this controller receives GNSS differential correcting number by described first COM port from described embedded computer during for movement station, obtain the locating information of this controller according to this GNSS differential correcting number and the GNSS signal that receives from the outside, send to described embedded computer by described first COM port, and send described primary data information (pdi) to described embedded computer, and produce variable ratio frequency changer signal and 1pps signal by described second COM port;
Described IO interface is used to send variable ratio frequency changer signal that described GNSS primary module produces and 1pps signal to described embedded computer;
Described GNSS pilot lamp is when described GNSS primary module indication GNSS locatees when effective luminous.
Further, described embedded computer is ARM, single-chip microcomputer or PC104.
Further, described GNSS integrated circuit board is novatel OEM or JAVAD OEM.
Further, described radio station is MDS TRANSNET 900.
Further, described GNSS controller also comprises:
Power input interface;
Be used to indicate the power light of power supply situation;
Radio station antenna cable socket links to each other with described radio station primary module;
Be used to indicate the radio station pilot lamp of the situation of radio station receiving and transmitting signal, link to each other with described radio station;
GNSS antenna cable socket links to each other with described GNSS integrated circuit board.
The utility model adopts embedded system, the integrated GNSS controller of realizing of integrated circuit board level, has reached device miniaturization, portable and mobile, is suitable for airborne or vehicle-mounted effect.
Description of drawings
Fig. 1 is the structural representation of GNSS controller among the utility model embodiment one.
Embodiment
Below in conjunction with drawings and Examples the technical solution of the utility model is described in detail.
Embodiment one, and the GNSS controller in a kind of track test system as shown in Figure 1, comprising:
Radio station, GNSS integrated circuit board and be used to preserve the embedded computer of configuration parameter; Described configuration parameter comprises the mode parameter of this controller at least, can also comprise base station/movement station numbering etc.; It is base station or movement station that described mode parameter is used to indicate this controller.
Described radio station links to each other with described embedded computer, receive outside GNSS differential correcting number or GNSS locating information and send to described embedded computer, and GNSS differential correcting number or GNSS locating information that described embedded computer is sent send.Particularly, when this controller was movement station, described radio station received outside GNSS differential correcting number and sends to described embedded computer, and the movement station GNSS locating information that described embedded computer is sent sends simultaneously; When this controller was base station, described radio station received from the GNSS differential correcting number of described embedded computer and sends to the outside, received outside GNSS locating information simultaneously and sent to described embedded computer.
Described GNSS integrated circuit board links to each other with described embedded computer, receives the GNSS signal from the outside, produces primary data information (pdi) according to this GNSS signal, sends to described embedded computer; If receive the GNSS differential correcting number that described embedded computer sends, then obtain the GNSS locating information of this controller and send to described embedded computer, otherwise produce GNSS differential correcting number and send to described embedded computer according to described GNSS signal according to this GNSS differential correcting number and described GNSS signal.Particularly, when this controller is base station, described GNSS integrated circuit board produces GNSS differential correcting number and sends to described embedded computer according to the GNSS signal that receives from the outside, and produces primary data information (pdi) according to the GNSS signal that receives from the outside, sends to described embedded computer; When this controller is movement station, described GNSS integrated circuit board receives GNSS differential correcting number from described embedded computer, obtain the GNSS locating information of this controller and send to described embedded computer according to this GNSS differential correcting number and the GNSS signal that receives from the outside, and according to the GNSS signal generation primary data information (pdi) that receives from the outside, and send to described embedded computer.
Described embedded computer is used to preserve configuration parameter and according to this director mode respective handling and forwarding data, described configuration parameter comprises the mode parameter of this controller at least, and it is base station or movement station that described mode parameter is indicated this controller; When this controller was base station, the GNSS differential correcting number that described GNSS integrated circuit board is sent sent to described radio station, and the primary data information (pdi) storage with described GNSS integrated circuit board sends receives the GNSS locating information that described radio station sends; When this controller is movement station, the GNSS locating information that described GNSS integrated circuit board is sent sends to described radio station after according to self-defining Data Format Transform, the GNSS differential correcting number that described radio station is sent sends to described GNSS integrated circuit board, and the primary data information (pdi) that described GNSS integrated circuit board sends is stored.
Described GNSS locating information comprises information such as position, speed, state, and described primary data information (pdi) comprises information such as position, speed, time, state, and storage is used for for resolve afterwards.
In the present embodiment, described embedded computer can be ARM, single-chip microcomputer, PC104 etc.
Described GNSS integrated circuit board can be novatel OEM, JAVAD OEM etc.
Described radio station can be MDS TRANSNET 900 etc.
In the present embodiment, described GNSS integrated circuit board comprises GNSS primary module, first COM port, second COM port, IO interface and GNSS pilot lamp; In the present embodiment, described first COM port and second COM port can be respectively but are not limited to COM2 mouth and COM3 mouth.
Described GNSS primary module reads the configuration parameter that described embedded computer is preserved by described first COM port; When this controller is base station according to the work of base station pattern, be that described GNSS primary module produces GNSS differential correcting number according to the GNSS signal that receives from the outside, send to described embedded computer by described first COM port, and according to the GNSS signal generation primary data information (pdi) that receives from the outside, send to described embedded computer by described second COM port, and produce variable ratio frequency changer signal and 1pps signal; When this controller is movement station according to the work of movement station pattern, be that described GNSS primary module receives GNSS differential correcting number by described first COM port from described embedded computer, obtain the locating information of this controller according to this GNSS differential correcting number and the GNSS signal that receives from the outside, send to described embedded computer by described first COM port, and according to the GNSS signal generation primary data information (pdi) that receives from the outside, send to described embedded computer by described second COM port, and produce variable ratio frequency changer signal and 1pps signal.
Described IO interface is used to send variable ratio frequency changer signal that described GNSS primary module produces and 1pps signal to described embedded computer.
Described GNSS pilot lamp is when described GNSS primary module indication GNSS locatees when effective luminous.In the present embodiment, described GNSS primary module is changed to high level with the PV signal pins when GNSS locatees when effective.
In the present embodiment, described embedded computer comprises: the memory module, GNSS interface module, the number that are used to preserve described configuration parameter and primary data information (pdi) pass interface module, data processing module, time-sequence control module, the 3rd COM port, the 4th COM port, the 5th COM port, the 6th COM port, the 7th COM port, COM pilot lamp, network interface four-core LEMO socket and interrupt pin; In the present embodiment, described the 3rd, the 4th, the 5th, the 6th and the 7th COM port can but be not limited to be respectively COM0 mouth, COM port or COM device or COM1, COM2 mouth, COM3 mouth and COM4 mouth, can flexible allocation during practical application.
Wherein, described GNSS interface module links to each other with the 7th COM port with the described the 6th.
Described number passes interface module and links to each other with described the 5th COM port.
Described GNSS interface module links to each other with described GNSS integrated circuit board, read the configuration parameter of preserving in the described memory module after powering on, be sent to described GNSS integrated circuit board by described the 6th COM port, and receive the primary data information (pdi) of described GNSS integrated circuit board and be sent to data processing module by described the 7th COM port; When this controller is movement station, receives the locating information that described GNSS integrated circuit board sends over and be sent to described data processing module, receive differential correcting number that described data processing module sends and send to the GNSS integrated circuit board by described the 6th COM port by described the 6th COM port; When this controller is base station, receives the GNSS differential correcting number that described GNSS integrated circuit board sends and send to described data processing module by described the 6th COM port.
Described configuration parameter also comprises: reference point coordinate, output statement and frequency etc.
Described number passes interface module and links to each other with described radio station by described the 5th COM port, read the configuration parameter of preserving in the described memory module after powering on, when this controller is base station, sends described GNSS differential correcting number, receive described GNSS locating information from described radio station and send to described data processing module to described radio station; When this controller is movement station, receive described GNSS differential correcting number and send to described data processing module, send described GNSS locating information to described radio station from described radio station.
Described data processing module passes interface module with described GNSS interface module, described number and links to each other with memory module, after receiving described primary data information (pdi) it is saved in memory module, and reads the configuration parameter of preserving in the described memory module after powering on; When this controller is movement station, to after the described locating information of described GNSS interface module reception is handled, send to described number biography interface module, will after the described GNSS differential correcting number that described number biography interface module receives is handled, send to described GNSS interface module; When this controller is base station, will after handling, the described GNSS differential correcting number of described GNSS interface module reception send to described number biography interface module, the described locating information that described number biography interface module receives is handled; Described processing comprises following one or several: demodulates information, verification, format conversion, classification, again carry out the data layout, form the locating information frame and the GNSS differential correcting is counted information frame.
Described interrupt pin links to each other with the IO interface of described GNSS integrated circuit board, is used to receive described variable ratio frequency changer signal and 1pps signal, and sends to described time-sequence control module.
Preserve different movement station/base stations in the described time-sequence control module and number pairing timeslice information; Mode parameter in the configuration parameter that is used for preserving according to described memory module determines that this GNSS controller is movement station or base station, and the numbering of this GNSS controller, further finds time corresponding sheet information; According to this timeslice information, after receiving the 1pps signal at every turn, the described number of indication passes interface modules and will send to described radio station by described the 5th COM port from the data that described data processing module is received when receiving certain or certain several variable ratio frequency changer signal, or by described the 5th COM port the data that the radio station receives is sent to data processing module; Described timeslice information is used for indication receive the 1pps signal at every turn after, when receiving which variable ratio frequency changer signal, send or the reception data.
As seen, when having a plurality of described GNSS controller in the system, these GNSS controllers are the equal of that the 5th COM port that timesharing is passed through separately sends or receive data.
Described the 3rd COM port and the 4th COM port are data communication interface, link to each other with external unit with described data processing module, send Frames such as GNSS real-time positioning, speed and state, receive external data.
Described the 5th COM port is connected with described radio station, if this controller is a base station, receives the described locating information of each movement station from described radio station, sends described GNSS differential correcting number to each movement station by described radio station; If this controller is a movement station, receive the described GNSS differential correcting number that base station sends over from described radio station, send locating information by described radio station.
Described the 6th COM port is connected with first COM port of described GNSS integrated circuit board, if this controller is a base station, receives described GNSS differential correcting number; If this controller is a movement station, receive the locating information of GNSS integrated circuit board output, send described GNSS differential correcting number.
Described the 7th COM port is connected with second COM port of described GNSS integrated circuit board, receives primary data information (pdi).
The COM pilot lamp is a bi-colour light, link to each other with the 5th COM port with described the 4th COM port, be used to indicate the data of described the 4th COM port and the 5th COM port to send situation, blinking red lamp when the 4th COM port data send, green light flicker when the 5th COM port data send.
Network interface four-core LEMO socket links to each other with described memory module, is used for being provided with or revising described configuration parameter, and this four-core LEMO socket is defined as follows: 1-ET+, 2-ET-, 3-ER+, 4-ER-.
In the present embodiment, described GNSS controller also comprises:
Power input interface is two core LEMO sockets, is defined as follows: the 1-power supply just, 2-power-, voltage are 12V;
Power light, indication power supply situation, this pilot lamp shiny red after powering on;
Debugging interface is used to be provided with the parameter in described GNSS integrated circuit board and radio station.
BNC socket, radio station antenna cable socket links to each other with described radio station primary module; During use, the radio station antenna connects through antenna cable and this socket;
The radio station pilot lamp links to each other with described radio station; The situation of indication radio station receiving and transmitting signal.This pilot lamp is a dichromatic LED, and red indication sends data cases, and green indication receives data cases.Because data send and reception is discontinuous, therefore, it will be with the corresponding flicker of the turnover rate that transmits and receive data.After the start, the TX in radio station is a high level, and pilot lamp glows;
The TNC socket, GNSS antenna cable socket links to each other with described GNSS integrated circuit board; During use, the GNSS antenna is connected with this socket through cable.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of claim of the present utility model.
Claims (10)
1. the GNSS controller in the track test system is characterized in that, comprising:
Be used to preserve the embedded computer of configuration parameter; Described configuration parameter comprises that at least being used to indicate this controller is the mode parameter of base station or movement station;
Radio station that links to each other with described embedded computer and GNSS integrated circuit board respectively;
Described radio station sends to described embedded computer when this controller receives GNSS differential correcting number during for movement station, and sends the GNSS locating information that receives from described embedded computer; When this controller is base station, receive GNSS differential correcting number and send to the outside, and the GNSS locating information that receives from the outside is sent to described embedded computer from described embedded computer;
Described GNSS integrated circuit board receives GNSS differential correcting number from described embedded computer when this controller is movement station, produce the GNSS locating information of this controller according to the GNSS signal of this GNSS differential correcting number and reception, produce primary data information (pdi) according to the GNSS signal that receives, send to described embedded computer together; When this controller is base station, produce GNSS differential correcting number and primary data information (pdi), send to described embedded computer according to the GNSS signal that receives;
Described embedded computer sends to described radio station with the GNSS locating information that described GNSS integrated circuit board sends when this controller is movement station, the GNSS differential correcting number that described radio station is sent sends to described GNSS integrated circuit board, stores the primary data information (pdi) that described GNSS integrated circuit board sends; The GNSS differential correcting number that when this controller is base station described GNSS integrated circuit board is sent sends to described radio station, stores the primary data information (pdi) that described GNSS integrated circuit board sends, and receives the GNSS locating information that described radio station sends.
2. GNSS controller as claimed in claim 1 is characterized in that, described embedded computer comprises:
The memory module, GNSS interface module, the number that are used to preserve described configuration parameter and primary data information (pdi) pass interface module and data processing module;
Described GNSS interface module links to each other with described GNSS integrated circuit board, reads the configuration parameter of preserving in the described memory module after powering on, and is sent to described GNSS integrated circuit board, and the primary data information (pdi) of described GNSS integrated circuit board is sent to described data processing module; When this controller receives the locating information that described GNSS integrated circuit board sends over during for movement station and is sent to described data processing module, receive the differential correcting number that described data processing module sends and send to the GNSS integrated circuit board; When this controller receives the differential correcting number that described GNSS integrated circuit board comes during for base station and sends to described data processing module;
Described number passes interface module and links to each other with described radio station, after powering on, read the configuration parameter of preserving in the described memory module, when this controller is base station, sends described GNSS differential correcting number, receive described locating information from described radio station and send to described data processing module to described radio station; When this controller is movement station, receive described GNSS differential correcting number and send to described data processing module, send described locating information to described radio station from described radio station;
Described data processing module passes interface module with described GNSS interface module, described number and links to each other with memory module, after receiving described primary data information (pdi), it is saved in memory module, and read the configuration parameter of preserving in the described memory module after powering on, when this controller is movement station, to after the described locating information of described GNSS interface module reception is handled, send to described number biography interface module, will after the described GNSS differential correcting number that described number biography interface module receives is handled, send to described GNSS interface module; When this controller is base station, will after handling, the described GNSS differential correcting number of described GNSS interface module reception send to described number biography interface module, the described locating information that described number biography interface module receives is handled; Described processing comprises following one or several: demodulates information, verification, format conversion, classification, again carry out the data layout, form the locating information frame and the GNSS differential correcting is counted information frame.
3. GNSS controller as claimed in claim 2 is characterized in that, described embedded computer also comprises:
The 3rd COM port, the 4th COM port, the 5th COM port, the 6th COM port and the 7th COM port;
Described the 3rd COM port and the 4th COM port are data communication interface, link to each other with external unit with described data processing module, send Frames such as GNSS real-time positioning, speed and state, receive external data;
Described the 5th COM port is connected with described radio station, if this controller is a base station, receives described locating information from described radio station, sends described GNSS differential correcting number by described radio station; If this controller is a movement station, receive described GNSS differential correcting number from described radio station, send described locating information by described radio station;
Described the 6th COM port is connected with described GNSS integrated circuit board, if this controller is a base station, receives described GNSS differential correcting number; If this controller is a movement station, receive the locating information of GNSS integrated circuit board output, send described GNSS differential correcting number;
Described the 7th COM port is connected with described GNSS integrated circuit board, receives primary data information (pdi).
4. GNSS controller as claimed in claim 3 is characterized in that:
Described GNSS integrated circuit board also is used to produce 1pps signal and variable ratio frequency changer signal;
Described embedded computer also comprises:
Be used to preserve different movement station/base stations and number pairing timeslice information, determine that according to the mode parameter in the configuration parameter of preserving in the described memory module this GNSS controller is movement station or base station, and the numbering of this GNSS controller, further find time corresponding sheet information, the described number of indication passes interface modules and will send to described radio station by described the 5th COM port from the data that described data processing module is received when receiving certain or certain several variable ratio frequency changer signal according to this timeslice information after receiving the 1pps signal at every turn, or send to the time-sequence control module of data processing module by the data that described the 5th COM port receives the radio station;
Interrupt pin links to each other with described GNSS integrated circuit board, is used to receive 1pps signal and variable ratio frequency changer signal, and sends to described time-sequence control module.
5. GNSS controller as claimed in claim 4 is characterized in that, also comprises:
Be used to indicate the data of described the 4th COM port and the 5th COM port to send the COM pilot lamp of situation, when the 4th COM port sends data and the light of the 5th COM port flicker different colours when sending data;
Be used to be provided with or to revise the network interface four-core LEMO socket of the configuration parameter that described memory module preserves.
6. GNSS controller as claimed in claim 4 is characterized in that, described GNSS integrated circuit board comprises: first COM port, second COM port, IO interface, when GNSS locate GNSS pilot lamp luminous when effective and
The GNSS primary module reads the configuration parameter that described embedded computer is preserved by described first COM port; When being base station, this controller produces GNSS differential correcting number according to the GNSS signal that receives from the outside, send to described embedded computer by described first COM port, and send described primary data information (pdi) to described embedded computer, and produce variable ratio frequency changer signal and 1pps signal by described second COM port; When this controller receives GNSS differential correcting number by described first COM port from described embedded computer during for movement station, obtain the locating information of this controller according to this GNSS differential correcting number and the GNSS signal that receives from the outside, send to described embedded computer by described first COM port, and send described primary data information (pdi) to described embedded computer, and produce variable ratio frequency changer signal and 1pps signal by described second COM port;
Described IO interface is used to send variable ratio frequency changer signal that described GNSS primary module produces and 1pps signal to described embedded computer;
Described GNSS pilot lamp is when described GNSS primary module indication GNSS locatees when effective luminous.
7. as each described GNSS controller in the claim 1 to 6, it is characterized in that:
Described embedded computer is ARM, single-chip microcomputer or PC104.
8. as each described GNSS controller in the claim 1 to 6, it is characterized in that:
Described GNSS integrated circuit board is novatel OEM or JAVAD OEM.
9. as each described GNSS controller in the claim 1 to 6, it is characterized in that:
Described radio station is MDS TRANSNET 900.
10. GNSS controller as claimed in claim 1 is characterized in that, also comprises:
Power input interface;
Be used to indicate the power light of power supply situation;
Radio station antenna cable socket links to each other with described radio station primary module;
Be used to indicate the radio station pilot lamp of the situation of radio station receiving and transmitting signal, link to each other with described radio station;
GNSS antenna cable socket links to each other with described GNSS integrated circuit board.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201105630U CN201548684U (en) | 2009-07-29 | 2009-07-29 | GNSS controller of track test system |
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| CN2009201105630U CN201548684U (en) | 2009-07-29 | 2009-07-29 | GNSS controller of track test system |
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| CN201548684U true CN201548684U (en) | 2010-08-11 |
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| CN2009201105630U Expired - Fee Related CN201548684U (en) | 2009-07-29 | 2009-07-29 | GNSS controller of track test system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105319571A (en) * | 2014-06-04 | 2016-02-10 | 北京嘉兴网泰科技有限公司 | Global high-precision track measurement system |
| CN109116380A (en) * | 2018-07-17 | 2019-01-01 | 上海华测导航技术股份有限公司 | A kind of GNSS receiver, positioning system and method based on GNSS receiver |
| CN112929212A (en) * | 2021-01-28 | 2021-06-08 | 武汉木仓科技股份有限公司 | Configuration method and device of directional board card and processing equipment |
-
2009
- 2009-07-29 CN CN2009201105630U patent/CN201548684U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105319571A (en) * | 2014-06-04 | 2016-02-10 | 北京嘉兴网泰科技有限公司 | Global high-precision track measurement system |
| CN109116380A (en) * | 2018-07-17 | 2019-01-01 | 上海华测导航技术股份有限公司 | A kind of GNSS receiver, positioning system and method based on GNSS receiver |
| CN112929212A (en) * | 2021-01-28 | 2021-06-08 | 武汉木仓科技股份有限公司 | Configuration method and device of directional board card and processing equipment |
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Address after: 100094 Beijing city Haidian District Xian Feng Road No. 7 BDStar tower two Patentee after: Beijing BDStar Navigation Co., Ltd. Address before: 100085, A, building 10, building 9, Wah Wah Street, 3rd Street, Beijing, Haidian District Patentee before: Beijing BDStar Navigation Co., Ltd. |
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