CN103501506B - A kind of terminal system adaptive recognition system and method for car networking service - Google Patents
A kind of terminal system adaptive recognition system and method for car networking service Download PDFInfo
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Abstract
The present invention relates to a kind of car networking terminal system adaptive recognition system and method comprising following steps：The mobile terminal is opened, and the cyclic sequence sequence of data channel between the link address and the mobile terminal and processing server of a variety of data channel of the processing server is arranged；The processing server is communicated by current data channel with the mobile terminal；The current data channel cannot meet communicating requirement, the communication failure occurred according to the mobile terminal and processing server is judged, if there is communication failure, then the mobile terminal meets communication requirement according to which data channel of condition judgment that the pre-set various data channel change, and switches to the data channel.The present invention provides a kind of car networking terminal system adaptive recognition system and method, can realize the real-time switching of data channel.
Description
Technical field
The present invention relates to a kind of terminal system adaptive recognition system and method for car networking service more particularly to one kind to answer
Terminal system adaptive recognition system and method for distributed car networking service.
Background technology
The mode and process of car networking service are realized by the communication between mobile terminal and service platform, common
Communication mode has：Voice communication, voice data channel transmission data, SMS message transmission and IP data transmissions, each communication mode is all
With respective different application environment and defect corresponding with non-adaptive environment, for example, voice data channel transmits data
DTMF modes are suitable for the less occasion of character class the disadvantage is that the character class of transmission is less；And it is based on mobile radio communication
Such as short message, IP data be highly prone to directly affecting for wireless transmission environments, especially in the wireless coverage phase of different base station
Adjacent area and intersection region, information transmission, which will produce, to have some setbacks, and leads to the unstable and unreliable of information channel.Thus by single
Terminal data channel is difficult to meet the needs of different communication environment.
Chinese invention patent on basis herein《A kind of binary channels order reception method of automatic navigator》, Shen Qing Publication
Number：CN102333286A, the patent document are related to a kind of binary channels order reception method of automatic navigator, it is intended to overcome existing
In technology using sending under single channel the existing instruction of instruction that cannot receive or receive of high cost, delay the shortcomings of, vehicle-mounted
After navigator establishes communication connection with Call Center Server, call center judges whether the network of automatic navigator is unimpeded；If
It is judged as YES, automatic navigator is sent an instruction to using GPRS data channel；If it is determined that it is no, it will be instructed using information channel
It is sent to automatic navigator with short message mode；It judges that the whether unimpeded mode of network is, automatic navigator at interval of 5 seconds to
Call Center Server sends Query Information packet；Call Center Server judges whether network is smooth in situation about being spaced in 15 seconds
It is logical.Service center server can only carry out selecting a selection, and system is decided in its sole discretion, cannot be passed manually or by preset order selection information
Send channel.
In view of drawbacks described above, creator of the present invention obtains this creation finally by prolonged research and practice.
Invention content
The purpose of the present invention is to provide a kind of car networking terminal system adaptive recognition system and method, on overcoming
State technological deficiency.
To achieve the above object, the present invention provides a kind of car networking terminal system adaptive recognition system comprising at least
One vehicle-mounted mobile terminal, a data communication network and a processing server, wherein the mobile terminal is logical by the data
Communication network carries out data interaction with the processing server, and a variety of data channel of the processing server are arranged
The cyclic switching of link address and its data channel between processing server sequence, cannot expire in current data channel
When sufficient communicating requirement, by receiving the judgement of data mode to the processing server, according to cutting for preset data channel
Sequence is changed automatically to convert the data channel；
The data communication network, using at least two data channel, the mobile terminal and processing server according to
The communications status of the data channel and pre-set transfer sequence selection access according to transmission channel；
The processing server, it is corresponding with corresponding data channel respectively, according to current communication failure, judge to work as
Preceding data channel cannot meet communication requirement, and the control instruction in change data channel is sent to the mobile terminal.
Preferably, the data channel includes：Voice data channel, note data channel and IP data channel, wherein institute
Stating voice data channel, note data channel and IP data channel can mutually switch.
It is adaptive based on above-mentioned car networking terminal the present invention also provides a kind of car networking terminal system adaptive recognition method
Data transmission system is answered to realize comprising following steps：
Step a：The mobile terminal is opened, and the connection of a variety of data channel of the processing server is arranged
The cyclic sequence sequence of data channel between address and the mobile terminal and processing server；
Step b：The processing server is communicated by current data channel with the mobile terminal；
Step c：The current data channel cannot meet communicating requirement, be gone out according to the mobile terminal and processing server
Existing communication failure is judged, if communication failure occurs in the processing server, executes following step d, if the data
There is communication failure in channel, then executes following step e；Step d：The processing server is sent to the mobile terminal changes number
According to the control instruction in channel, following step e is executed；
Step e：The mobile terminal is according to which item number of the condition judgment of the pre-set various data channel changes
Meet communication requirement according to channel, and switches to the data channel；
Step f, the processing server are carried out by the qualified new data channel and the mobile terminal
Communication；
Step g：End operation.
Preferably, the process of the cyclic sequence sequence of mobile terminal setting data channel is in the step a：
Step a1, the preference data channel between the mobile terminal setting and the processing server；
Step a2, an alternate data channel between the mobile terminal setting and the processing server, when above-mentioned first choice
When data channel is unable to meet demand, it is switched to the alternate data channel；
Step a3, a third data channel between the mobile terminal setting and the processing server, when above-mentioned two number
When being unable to meet demand according to channel, it is switched to the third data channel；
Each data channel is carried out cycle arrangement by step a4, the mobile terminal according to a priority transfer sequence.
Preferably, the step e includes the steps that being：
Step e1, the mobile terminal are communicated by the current data channel with the processing server；
Step e2, the mobile terminal judge that the communications status in the fixed current data channel is unable to meet demand；
Whether step e3, the mobile terminal judge next data channel according to the priority transfer sequence in step a
Meet communication requirement；If this data channel meets communication requirement, e4 is thened follow the steps；If this data channel, which is unsatisfactory for communication, to be needed
It asks, then go to step e3；
Step e4, end operation.
Preferably, the mobile terminal judges that the process whether new data channel meets communication requirement is：It is described
Mobile terminal connects the address of the corresponding processing server of the terminal built-in by the new data channel, if the shifting
It transmits and fails after dynamic terminal and corresponding processing server connection failure or connection, then attempted again, if failing twice,
Then execute above-mentioned steps e3.
Preferably, the data channel includes voice data channel, note data channel and IP data channel, wherein institute
Stating voice data channel, note data channel and IP data channel can mutually switch.
Preferably, each data channel of the mobile terminal setting in the step c is unsatisfactory for communication requirement and carries out
The communication failure of judgement is：
The communication failure of the voice data channel is：The mobile terminal fails to detect network signal, the movement
Terminal sends signal to the processing server, and the answer signal time-out of the processing server or the processing server return
Stand by tone or busy tone；
The communication failure in the note data channel is：The mobile terminal sends short message failure or sends successfully but return
Non- reception state；
The communication failure of the IP data channel is：The mobile terminal be cannot get online, and the mobile terminal is tested automatically
Peer IP address, the transmission network is not smooth or packet loss is serious.
Preferably, each data channel of the processing server setting in the step c be unsatisfactory for communication requirement and into
Row judge communication failure be：
The communication failure of the voice data channel is：The IVR of the processing server cannot correctly identify the DTMF/
The information of FSK/USSD；
The communication failure in the note data channel is：The note data content that the processing server receives cannot be accurate
Really identification；
The communication failure of the IP data channel is：The processing server reception data are imperfect or can not decode.
Preferably, in executing the handoff procedure of cyclic sequence of above-mentioned data channel, after each cycle is finished, institute
It states mobile terminal and one delay process is set, when the mobile terminal is switched to last data channel in cyclic sequence, still not
Communication requirement can be met, then one preset time of the mobile terminal delay, then re-execute step e.
Compared with the prior art the beneficial effects of the present invention are：Car networking terminal system adaptive recognition system of the present invention
And method, the implementation process of the selection of much information transmission channel and information transfer channel is concentrated in a terminal, the shifting
Dynamic terminal automatically switches letter according to the circular order of pre-set information transfer channel or the control instruction of processing server
Cease transmission channel, it is ensured that the stability and reliability that information is transmitted between terminal and service platform；Data channel is logical in the present invention
A user or the preset cyclic program of terminal are crossed, by transfer terminal sequentially switch data channel, is selected within a short period of time most
The selection of good data channel, data channel can better adapt to the communication environment of variation convenient for control.
Description of the drawings
Fig. 1 is the functional block diagram of the terminal system adaptive recognition system of car networking service of the present invention；
Fig. 2 is the flow chart of car networking terminal system adaptive recognition embodiment of the method one of the present invention；
Fig. 3 is that one mobile terminal preset data channel of car networking terminal system adaptive recognition embodiment of the method for the present invention is followed
The flow chart of ring sequence；
Fig. 4 is that the processing server of car networking terminal system adaptive recognition embodiment of the method one of the present invention receives information shape
The flow chart for the preferred embodiment that state judges；
Fig. 5 is the stream of one cyclic sequence sequence preferred embodiment of car networking terminal self-adapting data channel embodiment of the present invention
Cheng Tu；
Fig. 6 is the flow chart of car networking terminal system adaptive recognition embodiment of the method two of the present invention.
Specific implementation mode
Below in conjunction with attached drawing, the forgoing and additional technical features and advantages are described in more detail.
The mode and process of car networking service are by the much information transmission channel between mobile terminal and service platform
It realizes, the communication information includes the location information of mobile terminal, demand for services, information on services and control information, thus institute
State between mobile terminal and service platform it is effective and reliable communicate for car networking intelligence drive Service Operation platform service quality and
The key element of service ability.The present invention rolls into one communication, automatic adaptation data channel, realizes dynamic in real time
Select the function of communication port.
Refering to Figure 1, it is the functional block diagram of car networking terminal system adaptive recognition system of the present invention comprising
An at least mobile terminal 1, a data communication network 2 and a processing server 3, wherein the mobile terminal 1 its pass through the number
Data interaction is carried out according to communication network 2 and the processing server 3, a variety of data of the processing server are set
The link address in channel, and the cyclic switching sequence of data channel and the data channel change between the processing server 3
The condition of change, when current data channel cannot meet communicating requirement, by receiving data mode to the processing server 3
Judgement, the data channel is converted automatically according to the transfer sequence of preset data channel；
It includes at least two data channel to the data communication network 2, and the mobile terminal 1 and processing service 3 device roots
According to the data transmission channel of the communications status of the data channel and the selection access of pre-set transfer sequence；
The processing server 3, it is corresponding with corresponding data channel respectively, according to current communication failure, judge
Current data channel cannot meet communication requirement, and the control instruction in change data channel is sent to the mobile terminal 1.
Continuing with combining shown in Fig. 1, in the present embodiment, the data communication network 2 includes three kinds of data channel, i.e.,
Voice data channel 22, note data channel 23 and IP data channel 24；Wherein, the note data channel 23 is by mobile communication
Net signalling path and the IP data networks of landing provide；The IP data channel 24 is carried by mobile data network and the IP data networks of landing
For；The voice data channel 22 includes a variety of transmission modes：
DTMF, that is, dual-tone multifrequency mode itself is analog signal, can be transmitted through analog channel or digital channel, described
Mobile terminal 1 can transmit location information, demand for services, information on services and the control information of user using the transmission mode, but
It is only applicable to the less transmission occasion of character type；
FSK, that is, frequency shift keying mode using digital signal modulated carrier frequency to be a kind of, to realize that digital information passes
The modulation system sent can transmit digital information using FSK by analog channel；
USSD, that is, unstructured supplementary data traffic mode is a kind of novel interactive number based on GSM/CDMA networks
It according to business, preset number or symbol and has been sent when inputting some networks using cell phone keyboard, so that it may with to network
An instruction is sent, network will select required service according to instruction.
Following processes for changing information channel classification to the present invention are described in detail.
In the present invention, the processing server and mobile terminal can perform the handoff procedure of the data channel, institute
It states processing server and the condition of the data channel switching is respectively set in mobile terminal, cannot meet in current data channel logical
When letter demand, according to the pre-set condition that cannot meet communication requirement, artificial determination needs to switch over data channel
For processing server or mobile terminal, the mobile terminal and processing server are grasped according to scheduled operating procedure respectively
Make.
Embodiment one, mobile terminal self switch data channel.
It please refers to shown in Fig. 2, is the flow chart of car networking terminal system adaptive recognition embodiment of the method one of the present invention,
Its process is：
Step a1, the mobile terminal 1 are opened, and the company of a variety of data channel of the processing server is arranged
It is grounded the cyclic sequence sequence of data channel between location and the mobile terminal 1 and processing server；When user has vehicle clothes
When business demand, activation is placed in the client software of the mobile terminal 1 (in such as mobile phone or automatic navigator), described mobile whole
Operations described below is carried out in end 1, is please referred to shown in Fig. 3, is car networking terminal system adaptive recognition embodiment of the method for the present invention
The flow chart of one mobile terminal preset data channel cycle sequence,
Step a11, one preferred data channel of the setting of the mobile terminal 1, that is, be set to the mobile terminal 1 and place
Manage the current data channel between server 3；
Step a12, an alternative data channel is arranged in the mobile terminal 1, i.e., when the current data channel cannot expire
When the information transfer demands of the foot mobile terminal 1, its data channel is revised as described alternative by the mobile terminal 1 first
Data channel；
Step a13, a third data channel is arranged in the mobile terminal 1, when above-mentioned two data channel is unable to meet demand
When, it is switched to the third data channel.
Step a14, the cyclic sequence sequence of each data channel is arranged in the mobile terminal 1, by each data channel according to one
Priority transfer sequence carries out cycle arrangement；
Step a15, end operation.
Step a2, the processing server 3 are communicated by selected data channel with the mobile terminal 1；
Step a3, the current data channel cannot meet communicating requirement, and communication failure occurs in the mobile terminal 1；
If the mobile terminal 1 accesses the voice data channel 22, the communication failure of the voice data channel 22
For：The mobile terminal 1 fails to detect that network signal, the mobile terminal 1 send signal, institute to the processing server 3
The answer signal time-out or the processing server 3 for stating processing server return to waiting for sound or busy tone；
If the mobile terminal 1 accesses the note data channel 23, the communication failure in the note data channel 23
For：The mobile terminal 1 sends short message failure or sends successfully but return to non-reception state；
If the mobile terminal 1 accesses the IP data channel 24, the communication failure of the IP data channel 24 is：Institute
It states mobile terminal 1 cannot get online, the test peer IP address automatically of the mobile terminal 1, the transmission network is not smooth or packet loss
Seriously.
The mobile terminal 1 judges the communications status of the data communication network according to the communication failure of above-mentioned steps a3,
Then judge the information re-ception state of the processing server 3；It please refers to shown in Fig. 4, is that car networking terminal of the present invention is adaptive
It answers the processing server of data transmission method embodiment one to receive the flow chart for the preferred embodiment that information state judges, is one
Inquiry confirms process, in the present embodiment, is only described by voice data channel 22 of current data channel, process is：
Step a31, the voice data channel 22 cannot meet the communicating requirement of the mobile terminal 1；Step a32, institute
It states mobile terminal 1 and a query message is sent to the processing server 3 by the voice data channel 22, and start one and prolong
When；Step a33, in delay time, the mobile terminal 1 judges whether it receives the feedback information of the processing server 3；
If it receives the feedback information of the processing server 3, a35, end operation are thened follow the steps；If in its delay time, do not receive
To feedback information, following step a4 is executed.
Step a4, the mobile terminal 1 switch to new number according to the circular order of the pre-set data channel
According to channel；Please refer to shown in Fig. 5, be one cyclic sequence of car networking terminal self-adapting data channel embodiment of the present invention sequentially compared with
The flow chart of good embodiment；The circular order being arranged in this embodiment is：Voice data channel 22, note data channel 23,
IP data channel 24；Its process is：
Step a61, the mobile terminal 1 are communicated by the voice data channel 22 with the processing server 3；
Step a62, the mobile terminal 1 judge that the communications status of institute's voice data channel 22 is unable to meet demand；
Step a63, the mobile terminal 1 judge whether the note data channel 23 meets communication requirement；If described short
Letter data channel 23 meets communication requirement, thens follow the steps a64, and the mobile terminal 1 is switched to the note data channel 23,
Step a69, end operation；
If being unsatisfactory for communication requirement, a65 is thened follow the steps, whether the mobile terminal 1 judges the IP data channel 24
Meet communication requirement；If the IP data channel 24 meets communication requirement, a66 is thened follow the steps, the mobile terminal 1 is switched to
The IP data channel 24, step a69, end operation；
If being unsatisfactory for communication requirement, a67 is thened follow the steps, the mobile terminal 1 judges that the voice data channel 22 is
It is no to meet communication requirement；If the voice data channel 22 meets communication requirement, above-mentioned steps a61 is executed；If being unsatisfactory for leading to
Letter demand executes above-mentioned steps a63.
In the above process, the mobile terminal 1 judges that the process whether each data channel meets communication requirement is：The shifting
Dynamic terminal 1 connects the address of the corresponding processing server built in the mobile terminal 1 by the new data channel, if institute
Failure is transmitted after stating mobile terminal 1 and corresponding processing server connection failure or connection, then is attempted again, if twice
Failure, then attempt next data channel.The process of above-mentioned trial connection, ensures the mobile terminal rapidly in difference
Data channel between switch over, be connected to most suitable data channel.
When network environment is more severe, the mobile terminal 1 is still not attached to after having executed above-mentioned cyclic process
Satisfactory data channel, then the mobile terminal 1 carry out one delay process, when the mobile terminal 1 is switched to cycle sequence
Last data channel in row, cannot still meet communication requirement, then one preset time of the mobile terminal delay, then hold again
Row step a5.
Step a5, the processing server 3 are communicated by the new data channel with the mobile terminal 1；
Step a6, end operation.
The adaptive process of above-mentioned mobile terminal data transmission is pre- by one when current data channel is unable to meet demand
The switching of new data channel is completed in the cyclic process being first arranged；In above process, the current data channel is according to reality
Communication environment determines switching condition, i.e., the information failure of each data channel；Position can be interchanged in above-mentioned steps a2 and a3, this time-varying
Handoff procedure is set before carrying out data transmission for the mobile terminal.The change of data channel is carried out in above-mentioned mobile terminal
In the process, the mobile terminal self switches over the data channel of access, disclosure satisfy that the requirement of real time of user.
Embodiment two, processing server control mobile terminal switch data channel.
It please refers to shown in Fig. 6, is the flow chart of car networking terminal system adaptive recognition embodiment of the method two of the present invention,
Its process is：
Step b1, the mobile terminal 1 are opened, and the company of a variety of data channel of the processing server is arranged
It is grounded the cyclic sequence sequence of data channel between location and the mobile terminal 1 and processing server；The process and above-mentioned reality
It is identical to apply example one.
Step b2, the processing server 3 are communicated by selected data channel with the mobile terminal 1.
Step b3, the current data channel cannot meet communicating requirement, and the processing server of the response communicates
Failure, the processing server 3 send the control instruction in change data channel to the mobile terminal 1；
If the processing server 3 accesses the voice data channel 22, the communication event of the voice data channel 22
Barrier is：The IVR of the processing server 3 cannot correctly identify the information of the DTMF/FSK/USSD；
If the processing server 3 accesses the note data channel 23, the communication event in the note data channel 23
Barrier is：The note data content that the processing server 3 receives cannot accurately identify；
If the processing server 3 accesses the IP data channel 24, the communication failure of the IP data channel 24 is：
The reception of the processing server 3 data are imperfect or can not decode.
The transmission information of the data channel judges through the processing server 3, meets the communication barrier of above-mentioned steps b3,
A control instruction is then sent to the mobile terminal 1 by the first data channel.
Step b4, the mobile terminal 1 receive the control instruction, according to the cycle of the pre-set data channel
Sequence judges which data channel meets communication requirement, and switches to new data channel；The handoff procedure and above-described embodiment
One handoff procedure is identical, this is repeated no more.
Step b5, the processing server are communicated by the new data channel with the mobile terminal.
Step b6, end operation.
After switching to new data transmission channel, the processing server is also by the new data channel to described
Mobile terminal sends confirmation message, and confirmation switches to new data channel.
During above-mentioned mobile terminal carries out the change of data channel, the processing server is passed according to the data of reception
Defeated information sends an instruction by downlink network and controls mobile terminal switch data channel.
The foregoing is merely presently preferred embodiments of the present invention, is merely illustrative and not restrictive for the invention.
Those skilled in the art understand that many changes can be carried out in the spirit and scope defined by invention claim to it, change,
It is even equivalent, but fall in protection scope of the present invention.
Claims (8)
1. a kind of car networking terminal system adaptive recognition system, which is characterized in that it include at least one vehicle-mounted mobile terminal,
One data communication network and a processing server, wherein the mobile terminal its pass through the data communication network and the place
It manages server and carries out data interaction, link address and itself and the institute of a variety of data channel of the processing server are set
The cyclic switching sequence for stating data channel between processing server is led to when current data channel cannot meet communicating requirement
The judgement that data mode is received to the processing server is crossed, according to the transfer sequence of preset data channel automatically to the number
It is converted according to channel；
The data communication network uses at least two data channel, and the mobile terminal and processing server are according to
The data transmission channel of the communications status of data channel and the selection access of pre-set transfer sequence；
The processing server, it is corresponding with corresponding data channel respectively, according to current communication failure, judge current number
It cannot meet communication requirement according to channel, the control instruction in change data channel is sent to the mobile terminal；
The data channel includes：Voice data channel, SMS message transmission channel and IP data channel, wherein the voice data
Channel, SMS message transmission channel and IP data channel can mutually switch.
2. a kind of car networking terminal system adaptive recognition method, the car networking terminal based on the claims 1 adaptively count
It is realized according to Transmission system, which is characterized in that it includes the following steps：
Step a:The mobile terminal is opened, and the link address of a variety of data channel of the processing server is arranged
And between the mobile terminal and processing server data channel cyclic sequence sequence；
Step b:The processing server is communicated by current data channel with the mobile terminal；
Step c:The current data channel cannot meet communicating requirement, be occurred according to the mobile terminal and processing server
Communication failure is judged, if communication failure occurs in the processing server, executes following step d, if the data channel
There is communication failure, then executes following step e；
Step d:The processing server sends the control instruction in change data channel to the mobile terminal, executes following step
e；
Step e:Where data is logical according to the condition judgment that the pre-set various data channel change for the mobile terminal
Road meets communication requirement, and switches to the data channel；
Step f, the processing server are communicated by the qualified new data channel with the mobile terminal；
Step g:End operation.
3. car networking terminal system adaptive recognition method according to claim 2, which is characterized in that in the step a
The process of cyclic sequence sequence of mobile terminal setting data channel is：
Step a1, the preference data channel between the mobile terminal setting and the processing server；
Step a2, an alternate data channel between the mobile terminal setting and the processing server, when above-mentioned preference data
When channel is unable to meet demand, it is switched to the alternate data channel；
Step a3, a third data channel between the mobile terminal setting and the processing server, when above-mentioned two data are logical
When road is unable to meet demand, it is switched to the third data channel；
Each data channel is carried out cycle arrangement by step a4, the mobile terminal according to a priority transfer sequence.
4. car networking terminal system adaptive recognition method according to claim 3, which is characterized in that the step e packets
The step of including be：
Step e1, the mobile terminal are communicated by the current data channel with the processing server；
Step e2, the mobile terminal judge that the communications status in the fixed current data channel is unable to meet demand；
Step e3, the mobile terminal judge whether next data channel meets communication according to the priority transfer sequence in step a
Demand；If this data channel meets communication requirement, e4 is thened follow the steps；If this data channel is unsatisfactory for communication requirement, redirect
To step e3；
Step e4, end operation.
5. car networking terminal system adaptive recognition method according to claim 4, which is characterized in that the mobile terminal
Judge that the process whether new data channel meets communication requirement is：The mobile terminal passes through the new data channel
The address of the corresponding processing server of the terminal built-in is connected, if the mobile terminal is connected with corresponding processing server
Failure is transmitted after failure or connection, then is attempted again, if failing twice, executes above-mentioned steps e3.
6. car networking terminal system adaptive recognition method according to claim 2, which is characterized in that in the step c
Each data channel communication failure for being unsatisfactory for communication requirement and being judged of mobile terminal setting be：
The communication failure of the voice data channel is：The mobile terminal fails to detect network signal, the mobile terminal
Signal is sent to the processing server, the answer signal time-out of the processing server or the processing server return to waiting for
Sound or busy tone；
The communication failure in the note data channel is：The mobile terminal sends short message failure or sends successfully but return and do not connect
Receipts state；
The communication failure of the IP data channel is：The mobile terminal be cannot get online, and the mobile terminal tests opposite end automatically
IP address, transmission network is not smooth or packet loss is serious.
7. car networking terminal system adaptive recognition method according to claim 2, which is characterized in that in the step c
Each data channel communication failure for being unsatisfactory for communication requirement and being judged of processing server setting be：
The communication failure of the voice data channel is：The IVR of the processing server cannot correctly identify DTMF/FSK/USSD
Information；
The communication failure in the SMS message transmission channel is：The note data content that the processing server receives cannot accurately be known
Not；
The communication failure of the IP data channel is：The processing server reception data are imperfect or can not decode.
8. car networking terminal system adaptive recognition method according to claim 4, which is characterized in that executing above-mentioned number
In handoff procedure according to the cyclic sequence in channel, after each cycle is finished, one delay process of the mobile terminal setting, when
The mobile terminal is switched to last data channel in cyclic sequence, cannot still meet communication requirement, then described mobile whole
One preset time of end delay, then re-execute step e.
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| JP6805177B2 (en) * | 2015-07-13 | 2020-12-23 | インテル コーポレイション | Equipment and computer programs for V2X communication |
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