CN110460974A - A kind of wireless communications method - Google Patents
A kind of wireless communications method Download PDFInfo
- Publication number
- CN110460974A CN110460974A CN201910905894.1A CN201910905894A CN110460974A CN 110460974 A CN110460974 A CN 110460974A CN 201910905894 A CN201910905894 A CN 201910905894A CN 110460974 A CN110460974 A CN 110460974A
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- Prior art keywords
- uwb module
- communication system
- task processor
- comprehensive task
- system based
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
- H04W4/42—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for mass transport vehicles, e.g. buses, trains or aircraft
Abstract
The application belongs to airborne wireless communication scheme technical field, and in particular to a kind of wireless communications method, comprising: Step 1: the general data processing module of comprehensive task processor obtains the control handle of its UWB module；Step 2: comprehensive task processor accesses the code information of the communication system based on UWB module in its UWB module transfer data coverage；Step 3: comprehensive task processor and the selected communication system based on UWB module establish connection, the connection handle with each selected communication system based on UWB module is obtained；Step 4: comprehensive task processor carries out data communication with the corresponding communication system based on UWB module using each connection handle；Step 5: disconnecting the connection of comprehensive task processor and each selected communication system based on UWB module, handle, each connection handle are released the control.
Description
Technical field
The application belongs to airborne wireless communication scheme technical field, and in particular to a kind of wireless communications method.
Background technique
Onboard systems data multi-pass is crossed communication bus and is transmitted, and the laying of cable occupies space on a large amount of machine,
The anxiety of expensive real estate resource on machine is exacerbated, and cable has biggish quality, increases the flight burden of aircraft, do not meet
The requirement of aircraft loss of weight.
The application is proposed in view of the drawbacks described above of the prior art.
Summary of the invention
The purpose of the application is to provide a kind of wireless communications method, to overcome or alleviated by lacking for prior art at least one aspect
It falls into.
The technical solution of the application is:
A kind of wireless communications method, comprising the following steps:
Step 1: the general data processing module of comprehensive task processor obtains the control handle of its UWB module；
Step 2: comprehensive task processor accesses the leading to based on UWB module in its UWB module transfer data coverage
The code information of letter system；
Step 3: comprehensive task processor and the selected communication system based on UWB module establish connection, obtain with it is each
The connection handle of the selected communication system based on UWB module；
Step 4: comprehensive task processor using each connection handle and the corresponding communication system based on UWB module into
Row data communication；
Step 5: the connection of comprehensive task processor and each selected communication system based on UWB module disconnects, release
Control handle, each connection handle.
According at least one embodiment of the application, in step 1 further include:
Initialize installation is carried out to the UWB module of comprehensive task processor.
According at least one embodiment of the application, Initialize installation packet is carried out to the UWB module of comprehensive task processor
It includes and reset setting is carried out to the UWB module of comprehensive task processor, the setting of reading buffer size, event filter setting, is swept
Retouch enabled setting, connection receives time-out time setting, paging time-out time setting.
According at least one embodiment of the application, step 2 specifically:
The UWB module of comprehensive task processor, each UWB module transfer data cover model in comprehensive task processor
The communication system based on UWB module in enclosing sends symbol lookup instruction to corresponding FPGA, and each FPGA is in response to receiving generation
Code inquiry instruction returns to the generation stored in the corresponding communication system code register based on UWB module to comprehensive task processor
Code information.
According at least one embodiment of the application, in step 2, comprehensive task processor is visited UWB module transfer data and is covered
The code information of the communication system based on UWB module within the scope of lid includes:
The communication system based on UWB module that comprehensive task processor is visited in UWB module transfer data coverage is
Column code information；
Comprehensive task processor visits the mould of the communication system based on UWB module in UWB module transfer data coverage
Block code information.
According at least one embodiment of the application, step 4 is specifically included:
Comprehensive task processor sends data to each selected communication system based on UWB module；
Each selected communication system based on UWB module sends data to comprehensive task processor.
According at least one embodiment of the application, in step 4, comprehensive task processor is to each selected based on UWB
The communication system of module sends data specifically:
The UWB module of comprehensive task processor, the UWB module of each selected communication system based on UWB module are to right
The FPGA answered sends data packet, and each FPGA is decoded the data packet received, is sent to corresponding base after information processing
In the communication system of UWB module.
According at least one embodiment of the application, in step 4, comprehensive task processor is to each selected based on UWB
During the communication system of module sends data, in comprehensive task processor to the selected communication system based on UWB module
When sending the rate of data more than megabytes per second, the selected communication system based on UWB module is temporary by received data
There are in corresponding SRAM memory.
According at least one embodiment of the application, in step 4, each selected communication system based on UWB module to
Comprehensive task processor sends data specifically:
The UWB module of each selected communication system based on UWB module sends data packet to corresponding FPGA, each
FPGA carries out information processing to received data packet, coding generates returned data packet, and each FPGA is based on UWB mould by corresponding
The UWB of the communication system of block, the UWB module of comprehensive task processor send its returned data packet to comprehensive task processor.
According at least one embodiment of the application, in step 2, its transmission of the UWB module accesses of comprehensive task processor
The communication system based on UWB module in data area is no more than 255；
In step 3, select in the UWB module transfer data coverage of comprehensive task processor based on UWB module
Communication system is less than 8.
Detailed description of the invention
Fig. 1 is the flow chart of wireless communications method provided by the embodiments of the present application；
Fig. 2 is the structural schematic diagram provided by the embodiments of the present application to realize wireless communications method equipment.
Specific embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related application, rather than the restriction to this application.It also should be noted that in order to
Convenient for description, part relevant to the application is illustrated only in attached drawing.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
It should be noted that in the description of the present application, term " center ", "upper", "lower", "left", "right", "vertical",
The direction of the instructions such as "horizontal", "inner", "outside" or the term of positional relationship are direction based on the figure or positional relationship, this
It is intended merely to facilitate description, rather than indication or suggestion device or element must have a particular orientation, with specific orientation
Construction and operation, therefore should not be understood as the limitation to the application.In addition, term " first ", " second ", " third " are only used for retouching
Purpose is stated, relative importance is not understood to indicate or imply.
In addition it is also necessary to explanation, in the description of the present application unless specifically defined or limited otherwise, term " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.To those skilled in the art, it can understand that above-mentioned term exists as the case may be
Concrete meaning in the application.
1 to Fig. 2 the application is described in further details with reference to the accompanying drawing.
A kind of wireless communications method, comprising the following steps:
Step 1: the general data processing module of comprehensive task processor obtains the control handle of its UWB module；
Step 2: comprehensive task processor accesses the leading to based on UWB module in its UWB module transfer data coverage
The code information of letter system；
Step 3: comprehensive task processor and the selected communication system based on UWB module establish connection, obtain with it is each
The connection handle of the selected communication system based on UWB module；
Step 4: comprehensive task processor using each connection handle and the corresponding communication system based on UWB module into
Row data communication；
Step 5: the connection of comprehensive task processor and each selected communication system based on UWB module disconnects, release
Control handle, each connection handle.
For wireless communications method disclosed in above-described embodiment, it will be appreciated by persons skilled in the art that it is obtained first
The control handle for the UWB module being inserted on comprehensive task processor is taken, later by controlling the control handle, utilizing HCI (host
Control unit interface) it instructs to the various operations of its UWB module progress, it inquires and accesses in its UWB module transfer data coverage
The communication system based on UWB code information, comprehensive task processor based on UWB communication and selected logical based on UWB
Letter system establishes connection establishment system, obtains connection handle, utilizes the company between each selected communication system based on UWB
Connect handle and subsystem equipment carry out data communication, wherein the UWB module of comprehensive task processor controls entire communication process
And be responsible for coordinating the relationship between each selected communication system based on UWB, it is completed wait operate, disconnects and be based on UWB with each
Communication system between connection, release the control handle and connection handle.
For wireless communications method disclosed in above-described embodiment, it will be appreciated by persons skilled in the art that it will be integrated
Task processor and multiple communication system groups based on UWB are built into an organic whole, each base of comprehensive task processor pair
Coordinated control acts in the communication system of UWB, and each the communication system based on UWB works independently, and system buildup is flexibly, simply
Efficiently, there is good versatility and portability, can realize comprehensive task processor and crosslinking point communication system in cabin
Between wireless data transparent transmission, cabin inner cable can be significantly reduced and lay the space occupied and weight.
Wireless communications method disclosed in above-described embodiment can realize that the device includes comprehensive appoints by the device that such as Fig. 2 shows
Be engaged in processor, comprehensive task processor is made of general data processing module, UWB module, the UWB module by UWB agreement board,
The data input/output terminal of the composition such as FPGA and power supply, data input/output terminal and general purpose processing block connects；And including
Multiple communication systems based on UWB module, may include Atmosphere System based on UWB, based on UWB inertial navigation system, based on UWB
Mechatronic Systems etc..
In some alternative embodiments, in step 1 further include:
Initialize installation is carried out to the UWB module of comprehensive task processor.
In some alternative embodiments, carrying out Initialize installation to the UWB module of comprehensive task processor includes to comprehensive
The UWB module for closing task processor carries out reset setting, reading buffer size is arranged, event filter is arranged, scanning is enabled
Setting, connection receive time-out time setting, paging time-out time setting.
In some alternative embodiments, step 2 specifically:
The UWB module of comprehensive task processor, each UWB module transfer data cover model in comprehensive task processor
The communication system based on UWB module in enclosing sends symbol lookup instruction to corresponding FPGA, and each FPGA is in response to receiving generation
Code inquiry instruction returns to the generation stored in the corresponding communication system code register based on UWB module to comprehensive task processor
Code information.
In some alternative embodiments, in step 2, comprehensive task processor visits UWB module transfer data coverage
The code information of the interior communication system based on UWB module includes:
The communication system based on UWB module that comprehensive task processor is visited in UWB module transfer data coverage is
Column code information；
Comprehensive task processor visits the mould of the communication system based on UWB module in UWB module transfer data coverage
Block code information.
Above-mentioned series code information refers to, in the presence of having communication system of the P group based on UWB module, based on UWB module
The code information for communication system of the pth group based on UWB module that communication system is in；
Above-mentioned block code information refers to, in one group of communication system based on UWB module, the communication system based on UWB module
The code information for n-th of communication system based on UWB module being in of uniting.
The structure of above-mentioned symbol lookup instruction, code information can be by header data, read/write status information and register
Code composition, wherein the read/write status information of symbol lookup instruction is read states, and the read/write status information of code information is to read
State, wherein
Read/write status information indicates that the communication system based on UWB module carries out corresponding read-write operation, and data are in read states
When be the communication subsystem based on UWB module to the returned data of comprehensive task processor；Data are appointed in write state to be comprehensive
The data that business processor is written to the communication subsystem based on UWB module.
In some alternative embodiments, step 4 specifically includes:
Comprehensive task processor sends data to each selected communication system based on UWB module；
Each selected communication system based on UWB module sends data to comprehensive task processor.
In some alternative embodiments, in step 4, comprehensive task processor is to each selected based on UWB module
Communication system sends data specifically:
The UWB module of comprehensive task processor, the UWB module of each selected communication system based on UWB module are to right
The FPGA answered sends data packet, and each FPGA is decoded the data packet received, is sent to corresponding base after information processing
In the communication system of UWB module.
The structure of above-mentioned data packet can be by header data, read/write status information, register Code and communication data group
At, and the read/write status information of data packet is write state.
In some alternative embodiments, in step 4, comprehensive task processor is to each selected based on UWB module
During communication system sends data, number is sent to the selected communication system based on UWB module in comprehensive task processor
According to rate more than megabytes per second when, which is temporarily stored in received data pair
In the SRAM memory answered.
For wireless communications method disclosed in above-described embodiment, it will be appreciated by persons skilled in the art that SRAM is stored
When UWB module of the device for the communication system based on UWB module receives acquisition rate high data, data buffer storage is carried out, it is real
Real time communication between existing comprehensive task processor and communication system based on UWB module.
In some alternative embodiments, in step 4, each selected communication system based on UWB module is appointed to comprehensive
Business processor sends data specifically:
The UWB module of each selected communication system based on UWB module sends data packet to corresponding FPGA, each
FPGA carries out information processing to received data packet, coding generates returned data packet, and each FPGA is based on UWB mould by corresponding
The UWB of the communication system of block, the UWB module of comprehensive task processor send its returned data packet to comprehensive task processor.
The structure of above-mentioned returned data packet can be by header data, read/write status information, register Code and communication number
According to composition, and the read/write status information of returned data packet is read states.
In some alternative embodiments, in step 2, its transmission data model of the UWB module accesses of comprehensive task processor
The communication system based on UWB module in enclosing is no more than 255；
In step 3, select in the UWB module transfer data coverage of comprehensive task processor based on UWB module
Communication system is less than 8.
For wireless communications method disclosed in above-described embodiment, it will be appreciated by persons skilled in the art that it is at most propped up
It holds 255 communication systems based on UWB module of comprehensive task processor pair to access, be at most active with 7
Communication system based on UWB module keeps synchronous sending and receiving data.
So far, it has been combined preferred embodiment shown in the drawings and describes the technical solution of the application, still, this field
Technical staff is it is easily understood that the protection scope of the application is expressly not limited to these specific embodiments.Without departing from this
Under the premise of the principle of application, those skilled in the art can make equivalent change or replacement to the relevant technologies feature, these
Technical solution after change or replacement is fallen within the protection scope of the application.
Claims (10)
1. a kind of wireless communications method, which comprises the following steps:
Step 1: the general data processing module of comprehensive task processor obtains the control handle of its UWB module；
Step 2: the comprehensive task processor accesses the leading to based on UWB module in its UWB module transfer data coverage
The code information of letter system；
Step 3: the comprehensive task processor and the selected communication system based on UWB module establish connection, obtain with it is each
The connection handle of the selected communication system based on UWB module；
Step 4: the comprehensive task processor using each connection handle and the corresponding communication system based on UWB module into
Row data communication；
Step 5: the connection of the comprehensive task processor and each selected communication system based on UWB module disconnects, release
The control handle, each connection handle.
2. wireless communications method according to claim 1, which is characterized in that
In the step 1 further include:
Initialize installation is carried out to the UWB module of the comprehensive task processor.
3. wireless communications method according to claim 2, which is characterized in that
It includes to the comprehensive task processor that the UWB module to the comprehensive task processor, which carries out Initialize installation,
UWB module carries out reset setting, reading buffer size is arranged, event filter is arranged, scanning enables to be arranged, it is super to connect reception
When the time setting, paging time-out time setting.
4. wireless communications method according to claim 1, which is characterized in that
The step 2 specifically:
The UWB module of the comprehensive task processor, each UWB module transfer data in the comprehensive task processor are covered
The communication system based on UWB module within the scope of lid sends symbol lookup instruction to corresponding FPGA, and each FPGA is in response to connecing
Receipts symbol lookup is instructed to be returned in the corresponding communication system code register based on UWB module to the comprehensive task processor
The code information of storage.
5. wireless communications method according to claim 4, which is characterized in that
In the step 2, the comprehensive task processor visit in UWB module transfer data coverage based on UWB module
The code information of communication system includes:
The communication system based on UWB module that the comprehensive task processor is visited in UWB module transfer data coverage is
Column code information；
The comprehensive task processor visits the mould of the communication system based on UWB module in UWB module transfer data coverage
Block code information.
6. wireless communications method according to claim 1, which is characterized in that
The step 4 specifically includes:
The comprehensive task processor sends data to each selected communication system based on UWB module；
Each selected communication system based on UWB module sends data to the comprehensive task processor.
7. wireless communications method according to claim 6, which is characterized in that
In the step 4, the comprehensive task processor sends data to each selected communication system based on UWB module
Specifically:
The UWB module of the comprehensive task processor, the UWB module of each selected communication system based on UWB module are to right
The FPGA answered sends data packet, and each FPGA is decoded the data packet received, is sent to corresponding base after information processing
In the communication system of UWB module.
8. wireless communications method according to claim 7, which is characterized in that
In the step 4, the comprehensive task processor sends data to each selected communication system based on UWB module
During, the rate of data is sent every to the selected communication system based on UWB module in the comprehensive task processor
When second Mbytes or more, which is temporarily stored in corresponding SRAM for received data and stores
In device.
9. wireless communications method according to claim 6, which is characterized in that
In the step 4, each selected communication system based on UWB module sends data to the comprehensive task processor
Specifically:
The UWB module of each selected communication system based on UWB module to corresponding FPGA send data packet, each FPGA pairs
Received data packet carries out information processing, coding generates returned data packet, and each FPGA passes through corresponding logical based on UWB module
The UWB of letter system, the comprehensive task processor UWB module its returned data is sent to the comprehensive task processor
Packet.
10. wireless communications method according to claim 1, which is characterized in that
In the step 2, the UWB module accesses of the comprehensive task processor its transmit in data area based on UWB module
Communication system be no more than 255；
In the step 3, in the UWB module transfer data coverage of the comprehensive task processor select based on UWB mould
The communication system of block is less than 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910905894.1A CN110460974A (en) | 2019-09-24 | 2019-09-24 | A kind of wireless communications method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910905894.1A CN110460974A (en) | 2019-09-24 | 2019-09-24 | A kind of wireless communications method |
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| CN110460974A true CN110460974A (en) | 2019-11-15 |
Family
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Application publication date: 20191115 |