CN104980915A - Vehicle LTE-FI equipment built-in CPE module firmware upgrading method and device - Google Patents
Vehicle LTE-FI equipment built-in CPE module firmware upgrading method and device Download PDFInfo
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- CN104980915A CN104980915A CN201510316771.6A CN201510316771A CN104980915A CN 104980915 A CN104980915 A CN 104980915A CN 201510316771 A CN201510316771 A CN 201510316771A CN 104980915 A CN104980915 A CN 104980915A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
- H04W8/24—Transfer of terminal data
- H04W8/245—Transfer of terminal data from a network towards a terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
Abstract
The invention provides a vehicle long term evolution wireless fidelity LTE-FI equipment built-in customer premises equipment CPE module firmware upgrading method. The method comprises the steps that LTE-FI equipment detects that an affiliated vehicle flames out, the affiliated vehicle reaches an upgrading site, and the LTE-FI equipment maintains to be connected with a vehicle battery in a power supply way when the LTE-FI equipment is in the CPE module firmware under upgrading state; and WiFi connection is established between the LTE-FI equipment and an upgrading side access point AP, a CPE module firmware upgrading version is downloaded from a network side equipment management server via an upgrading side AP, and CPE module firmware upgrading is performed. The invention also provides a vehicle long term evolution wireless fidelity LTE-FI equipment built-in customer premises equipment CPE module firmware upgrading device. The LTE-FI equipment CPE module firmware is ensured to be reliably upgraded by adopting the vehicle long term evolution wireless fidelity LTE-FI equipment built-in customer premises equipment CPE module firmware upgrading method and device.
Description
Technical field
The present invention relates to communication technical field, the method for the particularly built-in CPE module firmware upgrading of a kind of vehicle LTE-FI equipment and device.
Background technology
At present, Long Term Evolution Wireless Fidelity (LTE-FI, Long Term Evolution Wireless Fidelity) is mainly used in mobility scene, and the fixed scene of difficulty is built in wire transmission.LTE-FI can make up the limitation of wire transmission, its pattern of arranging net flexibly, can adapt to different radio or mobile context demand.Such as at mobile contexts such as bus, subway, trains, Wireless Fidelity (WiFi, Wireless Fidelity) covers has strategic importance, and follow-up also exist advertisement even depth moment of cooperation.LTE-FI can solve mobile context WiFi and access a difficult problem, and LTE-FI can be passenger provides the WiFi of this line information and advertisement to inquire about; LTE-FI can realize mobile video monitor application, effectively makes up wire transmission deficiency.
LTE-FI comprises built in user side apparatus (CPE, Customer Premises Equipment) module, and built-in CPE module has independently firmware version, is not included in the software version of LTE-FI equipment.When built-in CPE module has upgrading to require, need independent firmware updating.And when upgrading built-in CPE module firmware, if device powers down, then may cause built-in CPE module damage by large probability.
Summary of the invention
The object of the present invention is to provide method and the device of the built-in CPE module firmware upgrading of a kind of vehicle LTE-FI equipment, can guarantee that LTE-FI equipment CPE module firmware is reliably upgraded.
Embodiments provide the method for a kind of vehicle Long Term Evolution Wireless Fidelity LTE-FI equipment built in user side apparatus CPE module firmware upgrading, the method comprises: LTE-FI equipment Inspection is stopped working to affiliated vehicle, and affiliated vehicle arrives upgrading website, and keep with vehicle accumulator for being electrically connected when LTE-FI equipment is in CPE module firmware wait upgrade status; LTE-FI equipment is set up WiFi with upgrading site access points AP and is connected, and downloads CPE module firmware upgraded version, and carry out the upgrading of CPE module firmware by upgrading website AP from network equipment management server.
The embodiment of the present invention additionally provides the device of a kind of vehicle Long Term Evolution Wireless Fidelity LTE-FI equipment built in user side apparatus CPE module firmware upgrading, this device comprises: processing unit, for detecting that affiliated vehicle stops working, and affiliated vehicle arrives upgrading website, and keep with vehicle accumulator for being electrically connected when LTE-FI equipment is in CPE module firmware wait upgrade status; Upgrade unit, being connected for setting up WiFi with upgrading site access points AP, downloading CPE module firmware upgraded version, and carry out the upgrading of CPE module firmware by upgrading website AP from network equipment management server.
Beneficial effect of the present invention is, LTE-FI equipment, according to real-time geographical locations information, after the upgrading site location that vehicle arrival network equipment management server is specified, triggers upgrading by vehicle misfire event; Still powered to LTE-FI by vehicle accumulator when vehicle stops working, thus guarantee that LTE-FI equipment CPE module firmware is reliably upgraded.And, after LTE-FI equipment determination firmware upgrade, download the up-to-date firmware version of built-in CPE module by WIFI network, the 3G/4G network bandwidth can not be taken, reduce 3G/4G traffic consumes.
Accompanying drawing explanation
Fig. 1 is the method flow schematic diagram of the built-in CPE module firmware upgrading of vehicle LTE-FI equipment in one embodiment of the invention.
Fig. 2 is vehicle LTE-FI equipment network schematic diagram in one embodiment of the invention.
Fig. 3 is the structural representation of vehicle LTE-FI equipment built-in CPE module firmware update device in one embodiment of the invention.
Embodiment
In one embodiment of the invention, LTE-FI equipment, according to geographical location information, after the upgrading site location that vehicle arrival network equipment management server is specified, triggers upgrading by vehicle misfire event; Still powered to LTE-FI by vehicle accumulator when vehicle stops working, thus guarantee the not power-off of escalation process equipment.And, after LTE-FI equipment determination firmware upgrade, download the up-to-date firmware version of built-in CPE module by WIFI network, the 3G/4G network bandwidth can not be taken, reduce 3G/4G traffic consumes.
Fig. 1 is the method flow schematic diagram of the built-in CPE module firmware upgrading of vehicle LTE-FI equipment in one embodiment of the invention, and it comprises the following steps:
Step 11, LTE-FI equipment Inspection are stopped working to affiliated vehicle, and affiliated vehicle arrives upgrading website, and keep with vehicle accumulator for being electrically connected when LTE-FI equipment is in CPE module firmware wait upgrade status;
Step 12, LTE-FI equipment are set up WiFi with upgrading site access points AP and are connected, and download CPE module firmware upgraded version, and carry out the upgrading of CPE module firmware by upgrading website AP from network equipment management server.
Wherein, LTE-FI equipment is after informing network side apparatus management server is reached the standard grade, according to the request of network equipment management server, to the equipment of itself information reporting of built-in CPE module firmware version number be comprised to network equipment management server, the firmware version number reported by LTE-FI equipment to make network equipment management server and the latest firmware version number of preservation contrast, if not identical, then determine that firmware needs upgrading;
LTE-FI equipment receives the upgrade command carrying upgrading site information that network equipment management server sends, the facility information that described upgrading site information is reported according to LTE-FI equipment by network equipment management server obtains the information of vehicle belonging to this LTE-FI equipment from its data storehouse, the acquisition of information upgrading site information of vehicle belonging to this LTE-FI equipment;
LTE-FI equipment preserves described upgrading site information, and described upgrading site information comprises the geographical location information of upgrading website, and SSID, the username and password information of upgrading website AP;
Oneself state is set to by LTE-FI equipment waits for firmware upgrade state.
In a step 11, the method that vehicle belonging to LTE-FI equipment Inspection arrives upgrading website comprises: LTE-FI equipment is according to the affiliated vehicle got geographic location information in the process of moving, compare with the geographical location information of preserved upgrading website, if consistent, then determine that affiliated vehicle arrives upgrading website.
In step 12, LTE-FI equipment and upgrading website AP set up the method that WiFi is connected and comprise: LTE-FI equipment is according to SSID, the username and password information of preserved upgrading website AP, scanning upgrading website AP, when scanning described upgrading website AP, setting up and being connected with the WiFi of described upgrading website AP.
Further, when oneself state is set to and waits for firmware downloads state by LTE-FI equipment, self is switched to client mode by ap mode by LTE-FI equipment, sets up WiFi be connected to make LTE-FI equipment with upgrading website AP.After firmware upgrade, LTE-FI equipment is removed CPE module firmware again and is waited for upgrade status and disconnect with vehicle accumulator for being electrically connected.Wherein, LTE-FI equipment is removed CPE module firmware and is waited for upgrade status, is again switched to ap mode by self by client mode.
Fig. 2 is vehicle LTE-FI equipment network schematic diagram in one embodiment of the invention.LTE-FI Equipments Setting is on affiliated vehicle, and upgrading website AP is configured at upgrading website.When LTE-FI device start, undertaken alternately by 3G/4G network and network equipment management server; Network equipment management server, according to the LTE-FI facility information got, judges that the firmware of LTE-FI equipment is the need of upgrading, if need upgrading, then obtains upgrading site information, and sends upgrade command to LTE-FI equipment.Arrive upgrading website at LTE-FI equipment, set up after WiFi is connected with upgrading website AP, download the firmware version of upgrading by WiFi network from the network equipment management server be connected with the website AP that upgrades, and carry out firmware upgrade.Can be wired connection between upgrading website AP and network equipment management server.
According to Fig. 2, introduce the method for one embodiment of the invention firmware upgrade below further.
1, after vehicle launch, LTE-FI equipment is reached the standard grade, and first passes through 3G/4G network interaction relevant information with network equipment management server; Network equipment management server is according to the LTE-FI facility information got, judge that the firmware of this equipment is the need of upgrading, if need upgrading, then obtain upgrading site information, and the upgrade command carrying upgrading site information is sent to LTE-FI equipment, after LTE-FI equipment preserves described upgrading site information, oneself state is set to and waits for firmware upgrade state.Specifically comprise:
1) after vehicle launch, LTE-FI device power, and be connected to operator 3G/4G network.
2) LTE-FI equipment is by operator 3G/4G network advertisement network equipment management server, and this equipment is reached the standard grade.
3), after network equipment management server receives notice of reaching the standard grade, send request to LTE-FI equipment, require that LTE-FI equipment transmitting apparatus relevant information is to network equipment management server.
4) LTE-FI equipment is by equipment of itself information such as production firm, unit type, equipment Serial Number, device version, built-in CPE module firmware version numbers, sends to network equipment management server.
5) according to the LTE-FI facility information got, network equipment management server judges that this LTE-FI is the need of firmware updating.Particularly, network equipment management server compares firmware version information that LTE-FI equipment reports and the latest firmware version information that network equipment management server is preserved, and judges whether to need upgrading;
If need upgrading, the then information such as equipment Serial Number of reporting according to LTE-FI equipment of network equipment management server, the information of this equipment place vehicle can be obtained from background data base, get the geographical location information of upgrading website further, and the SSID of upgrading website AP, the upgrading such as user name, password site information.
6) upgrade command carrying upgrading site information is handed down to LTE-FI equipment by network equipment management server;
7), after LTE-FI equipment receives upgrade command, preserve the upgrading such as SSID, user name, the encrypted message site information of geographical location information and the upgrading website AP comprising upgrading website, and state is set to wait firmware upgrade state.
2, whether LTE-FI equipment is according to equipment and waits for firmware upgrade state, whether vehicle GPS information is in upgrading website geographical position range that network equipment management server issues and whether detects that vehicle stops working, determine whether starting upgrading, specifically comprise:
1) LTE-FI equipment Inspection is to vehicle misfire event.
2) LTE-FI equipment can the system of locating information of Real-time Obtaining vehicle operating by GPS (Global Positioning System, global positioning system), the Big Dipper, Glonass etc.The geographical location information of the locating information of the vehicle operating of Real-time Obtaining with the upgrading website preserved is compared, if unanimously, then determines that affiliated vehicle arrives upgrading website.
3) the first situation, if LTE-FI equipment detects that affiliated vehicle stops working, and affiliated vehicle arrives upgrading website, and when LTE-FI equipment is in wait firmware upgrade state, keeps being connected with vehicle accumulator powering.
4) the second situation, if LTE-FI equipment detects that affiliated vehicle stops working, but when LTE-FI equipment is not in and waits for firmware upgrade state, whether enable delay power down function according to LTE-FI equipment, determine whether continue to keep being connected with vehicle accumulator powering.If there is no enable delay power down function, then LTE-FI equipment direct power-off after misfire event being detected; If enable delay power down function, then timing from misfire event being detected, after arriving the time of delay of configuration, LTE-FI device powers down.
4) the third situation, if LTE-FI equipment detects that affiliated vehicle stops working, and LTE-FI equipment is in wait firmware upgrade state, but according to the locating information that Real-time Obtaining arrives, belonging to judging, vehicle does not arrive upgrading website, illustrates that vehicle is flame-out in normal course of operation.LTE-FI equipment, according to whether enabling delay power down function, determines whether continue to use vehicle accumulator to power to LTE-FI equipment.If there is no enable delay power down function, then LTE-FI equipment direct power-off after misfire event being detected; If enable delay power down function, then timing from misfire event being detected, after arriving the time of delay of configuration, LTE-FI device powers down.
3, when LTE-FI equipment is upgraded, LTE-FI equipment is switched to client (client) pattern by ap mode, and is connected with upgrading website AP; Then latest firmware version is obtained by WiFi network.Be specially:
1) self is switched to client pattern by ap mode by LTE-FI equipment.
Wherein, LTE-FI equipment is defaulted as ap mode, and in normal driving process, LTE-FI equipment can be carried out WiFi connection as focus AP by the terminal entrained by the passenger on vehicle, thus accesses network.In current procedures, when needing upgrading, then LTE-FI equipment is switched to client pattern by ap mode, upgrading website AP, again as client, is carried out WiFi connection as focus by LTE-FI equipment.
2) information such as SSID, user name, password of upgrading website AP that issues according to network equipment management server before of LTE-FI equipment, scanning upgrading website AP, and attempt connecting.
3) if LTE-FI equipment cannot be connected to upgrading website AP, so informing network side apparatus management server, causes LTE-FI firmware upgrade failure owing to cannot connect upgrading website AP.LTE-FI equipment is switched to ap mode again, and disconnection is connected with storage battery.
4) if LTE-FI equipment can be connected to upgrading website AP, then connected by WiFi network and network equipment management server.
5) LTE-FI equipment is by WiFi network from mutual with network equipment management server, and obtains latest firmware version.
Can by disconnecting the up 3G/4G link of LTE-FI equipment, LTE-FI equipment downloads latest firmware version by WiFi network from network equipment management server; Or, by arranging the mode of priority, preferentially can download latest firmware version by WiFi network from network equipment management server to make LTE-FI equipment.
6) after the complete firmware version of LTE-FI device downloads, verify, verify by rear startup firmware upgrade flow process.
7) firmware upgrade is complete, this LTE-FI DFU success of informing network side apparatus management server; LTE-FI equipment is switched to ap mode again, and disconnects storage battery and power.
In above-described embodiment, LTE-FI equipment downloads latest firmware version from the network equipment management server be connected with upgrading website AP.And another alternative can be, latest firmware version first downloads to local storage medium from network equipment management server by upgrading website AP, so, client pattern is switched at LTE-FI equipment, and set up after WiFi is connected with upgrading website AP, directly latest firmware version can be downloaded, finally by firmware upgrade result informing network side apparatus management server from upgrading website AP by WiFi network.
So far, the LTE-FI equipment firmware edition upgrading of the present embodiment is complete.Its beneficial effect comprises:
One, LTE-FI equipment is according to real-time positioning information, after the upgrading site location that vehicle arrival network equipment management server is specified, triggers upgrading by vehicle misfire event; Still powered to LTE-FI equipment by vehicle accumulator when vehicle stops working, thus guarantee the not power-off of escalation process equipment.Therefore, when can prevent the built-in CPE module firmware of LTE-FI equipment from upgrading, the problem of the CPE module damage that device powers down causes.
Two, LTE-FI equipment Inspection is stopped working to affiliated vehicle, and affiliated vehicle arrives upgrading website, and when LTE-FI equipment is in wait firmware upgrade state, set up WiFi with upgrading website AP and be connected, then download latest firmware version by WiFi network, carry out the upgrading of firmware.Otherwise vehicle, in normal driving process, does not arrive upgrading website, carry out firmware upgrade and can relate to LTE-FI equipment and restart, and the passenger on vehicle is by LTE-FI equipment connection network, if restarted suddenly, can affect Consumer's Experience.And vehicle, in normal driving process, is adopt 3G/4G web download firmware version.Therefore, the 3G/4G network bandwidth can not be taken, reduce 3G/4G traffic consumes.
Three, issue upgrading site information by network equipment management server to LTE-FI equipment, be convenient to centralized management.
Based on same inventive concept, the embodiment of the present invention also proposes the device of the built-in CPE module firmware upgrading of a kind of vehicle LTE-FI equipment.As shown in Figure 3, this device comprises:
Processing unit 301, for detecting that affiliated vehicle stops working, and affiliated vehicle arrives upgrading website, and keeps with vehicle accumulator for being electrically connected when LTE-FI equipment is in CPE module firmware wait upgrade status;
Upgrade unit 302, being connected for setting up WiFi with upgrading site access points AP, downloading CPE module firmware upgraded version, and carry out the upgrading of CPE module firmware by upgrading website AP from network equipment management server.
Described processing unit 301, also reaches the standard grade for informing network side apparatus management server, and according to the request of network equipment management server, will comprise the equipment of itself information reporting of built-in CPE module firmware version to network equipment management server; Receive the upgrade command carrying upgrading site information that network equipment management server sends, described upgrading site information comprises the geographical location information of upgrading website, and SSID, the username and password information of upgrading website AP, wherein said upgrade command is that network equipment management server sends to LTE-FI equipment when the CPE module firmware version that LTE-FI equipment reports is lower than the latest firmware version self preserved; Preserve described upgrading site information and oneself state is set to and wait for CPE module firmware upgrade status.
Described processing unit 301, specifically for, affiliated vehicular seat reason positional information is determined according to the locating information got, and compare to detect affiliated vehicle with the geographical location information of preserved upgrading website and whether arrive upgrading website, if consistent, then determine that affiliated vehicle arrives upgrading website.
Described upgrade unit 302 specifically for, according to SSID, the username and password information of preserved upgrading website AP, scanning upgrading website AP, when scanning described upgrading website AP, setting up and being connected with the WiFi of described upgrading website AP.
Described processing unit 301, also for after the upgrading of CPE module firmware, removes CPE module firmware and waits for upgrade status and disconnect with vehicle accumulator for being electrically connected.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within the scope of protection of the invention.
Claims (10)
1. a method for vehicle Long Term Evolution Wireless Fidelity LTE-FI equipment built in user side apparatus CPE module firmware upgrading, the method comprises:
LTE-FI equipment Inspection is stopped working to affiliated vehicle, and affiliated vehicle arrives upgrading website, and keeps with vehicle accumulator for being electrically connected when LTE-FI equipment is in CPE module firmware wait upgrade status;
LTE-FI equipment is set up WiFi with upgrading site access points AP and is connected, and downloads CPE module firmware upgraded version, and carry out the upgrading of CPE module firmware by upgrading website AP from network equipment management server.
2. the method for claim 1, is characterized in that, the method comprises further:
LTE-FI equipment informing network side apparatus management server is reached the standard grade, and according to the request of network equipment management server, will comprise the equipment of itself information reporting of built-in CPE module firmware version to network equipment management server;
LTE-FI equipment receives the upgrade command carrying upgrading site information that network equipment management server sends, described upgrading site information comprises the geographical location information of upgrading website, and SSID, the username and password information of upgrading website AP, wherein said upgrade command is that network equipment management server sends to LTE-FI equipment when the CPE module firmware version that LTE-FI equipment reports is lower than the latest firmware version self preserved;
LTE-FI equipment is preserved described upgrading site information and is set to by oneself state and waits for CPE module firmware upgrade status.
3. method as claimed in claim 2, is characterized in that, the method that vehicle belonging to described LTE-FI equipment Inspection arrives upgrading website comprises:
LTE-FI equipment determines affiliated vehicular seat reason positional information according to the locating information got, and compares with the geographical location information of preserved upgrading website, if unanimously, then determines that affiliated vehicle arrives upgrading website.
4. method as claimed in claim 2, is characterized in that, described LTE-FI equipment and the website AP that upgrades set up the method that WiFi is connected and comprise:
LTE-FI equipment is according to SSID, the username and password information of preserved upgrading website AP, and scanning upgrading website AP, when scanning described upgrading website AP, setting up and being connected with the WiFi of described upgrading website AP.
5. the method for claim 1, is characterized in that, the method comprises further: after the upgrading of CPE module firmware, and LTE-FI equipment is removed CPE module firmware and waited for upgrade status and disconnect with vehicle accumulator for being electrically connected.
6. a device for vehicle Long Term Evolution Wireless Fidelity LTE-FI equipment built in user side apparatus CPE module firmware upgrading, this device comprises:
Processing unit, for detecting that affiliated vehicle stops working, and affiliated vehicle arrives upgrading website, and keeps with vehicle accumulator for being electrically connected when LTE-FI equipment is in CPE module firmware wait upgrade status;
Upgrade unit, being connected for setting up WiFi with upgrading site access points AP, downloading CPE module firmware upgraded version, and carry out the upgrading of CPE module firmware by upgrading website AP from network equipment management server.
7. device as claimed in claim 6, is characterized in that,
Described processing unit, also reaches the standard grade for informing network side apparatus management server, and according to the request of network equipment management server, will comprise the equipment of itself information reporting of built-in CPE module firmware version to network equipment management server;
Receive the upgrade command carrying upgrading site information that network equipment management server sends, described upgrading site information comprises the geographical location information of upgrading website, and SSID, the username and password information of upgrading website AP, wherein said upgrade command is that network equipment management server sends to LTE-FI equipment when the CPE module firmware version that LTE-FI equipment reports is lower than the latest firmware version self preserved;
Preserve described upgrading site information and oneself state is set to and wait for CPE module firmware upgrade status.
8. device as claimed in claim 7, it is characterized in that, described processing unit specifically for, affiliated vehicular seat reason positional information is determined according to the locating information got, and compare to detect affiliated vehicle with the geographical location information of preserved upgrading website and whether arrive upgrading website, if consistent, then determine that affiliated vehicle arrives upgrading website.
9. device as claimed in claim 7, is characterized in that, described upgrade unit specifically for, according to SSID, the username and password information of preserved upgrading website AP, scanning upgrading website AP, when scanning described upgrading website AP, setting up and being connected with the WiFi of described upgrading website AP.
10. device as claimed in claim 6, is characterized in that, described processing unit, also for after the upgrading of CPE module firmware, removes CPE module firmware and waits for upgrade status and disconnect with vehicle accumulator for being electrically connected.
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| CN201510316771.6A CN104980915B (en) | 2015-06-10 | 2015-06-10 | The method and device that CPE module firmware built in vehicle LTE-FI equipment upgrades |
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| CN104980915B (en) | 2019-03-08 |
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