CN102378223A - M2M (Machine-to-Machine) communication module, M2M terminal, and system and method for remote management on M2M terminal - Google Patents
M2M (Machine-to-Machine) communication module, M2M terminal, and system and method for remote management on M2M terminal Download PDFInfo
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Abstract
The invention discloses an M2M (Machine-to-Machine) communication module, an M2M terminal, and a system and a method for remote management on the M2M terminal. A CDMA (Code Division Multiple Access) communication module is used for setting up communication connection with a CDMA network access module, modulating, demodulating, amplifying and filtering CDMA signals, and realizing the switching of voice and data based on a CDMA network; the CDMA communication module exchanges data with an application processor, a peripheral memory and an interface circuit of the M2M terminal so as to realize the service logic function of the M2M terminal; the CDMA communication module is in charge of conveying a control instruction from a management platform to the application processor through an internal interface, and receiving the report information from the application processor; and the CDMA communication module is further in charge of modulating and demodulating CDMA base band signals, and analyzing and packaging the message interacted with a management platform based on a built-in application layer interface protocol to realize the local and remote management on the M2M terminal. The M2M communication module disclosed by the invention can make full use of the data processing capacity of a wireless communication module so as to realize the remote management on the M2M terminal and further lower the power consumption and cost of the whole M2M terminal.
Description
Technical field
The present invention relates to the Internet of Things applied technical field, relate in particular to the system and method for a kind of M2M (Machineto Machine) communication module, M2M terminal and telemanagement thereof.
Background technology
The M2M original meaning is machine to machine communication, but in a broad sense, so-called M2M uses and comprised the information interaction between machine and machine, mobile network and machine, people and the machine, is the main application form of present stage Internet of Things.It is a kind of for machine embedding intelligent communications terminal and as application and service core, networking that M2M uses, and said intelligent terminal comprises information gathering, storage, logic analysis judgement and transfer function.The M2M application scheme is set up the information interaction link between application platform, remote machine and application person, can gather information, the long-range parameter that equipment is set, gather the telework state information or handle online transaction through the M2M system.At present the M2M system is being used widely such as industries such as traffic, electric power, agricultural, water conservancy, commercial production monitoring management, environmental protection, city management and logistics, for the client has practiced thrift great amount of cost, improved operating efficiency and also improved service quality simultaneously.
One Chinese patent application (application number: 200680017963.6, the applying date: 2006-05-22; Publication number: CN101180852A; Open day: 2008-05-14) propose a kind of method and system via IP link machine remote management; But this invention relates generally to is to be authorized to the method and system of user equipment (UE) through communication network telemanagement remote equipment, and UE and remote equipment all need be accomplished interacting message based on internet multimedia subsystem IMS.This invention is primarily aimed at the M2M business realizing, does not solve the market demand at unified management M2M terminal.
One Chinese patent application (application number: 200910091697.7, the applying date: 2009-08-28; Publication number: CN101635879A, open day: 2010-01-27) tele-control system and the method for a kind of wireless terminal of proposition, this invention was through setting up voice communication and sending dual-tone multifrequency signaling and realize remote control function between controller and terminal.This invention is applicable to carries out the M2M business, how not to relate to the operating state of unified monitoring and management M2M terminal itself.
M2M application system is made up of front-end information collector that is positioned at site of deployment in a large number and M2M terminal and the business, the management platform that are positioned at network side usually.In the M2M terminal of using at present; Interaction data between all terminals and management platform, business platform and the other-end is all handled by master cpu, and wireless communication module only is to be called transmission and the reception of accomplishing professional and management data as a transmission channel through AT order (AT Commands) by master cpu.But this solution is in the M2M application part that comes with some shortcomings:
1, wireless communication module itself all is embedded with microprocessor in fact, and its disposal ability is not fully utilized;
2, management platform through the master cpu transfer, has been wasted terminal inner disposal ability and power consumption to the managerial demand of wireless communication module itself;
3, because wireless module can only be accomplished the transmission-receiving function of wireless data, and the development amount at M2M terminal is bigger, be unfavorable for the popularization that M2M uses.
In sum, how can make full use of the data-handling capacity of wireless module itself, realize that unified management is distributed in the terminal in each M2M service application; Reduce power consumption of terminal etc. further and become the technical problem that this area needs to be resolved hurrily.
Summary of the invention
The technical problem that the present invention will solve provides the system and method for a kind of M2M communication module, M2M terminal and telemanagement thereof, can make full use of the data-handling capacity of wireless communication module itself, realizes the telemanagement to this M2M terminal.
Further, reduce the power consumption and the cost at whole M 2M terminal.
One aspect of the present invention provides the cdma communication module at a kind of M2M terminal; This cdma communication module; Be used for establishing a communications link with cdma network AM access module, to the CDMA signal modulate, demodulation, amplification and Filtering Processing, realize exchange based on the voice-and-data of cdma network; Carry out exchanges data with application processor, peripheral storage, interface circuit on the M2M terminal, realize the logic of business functions at M2M terminal; Be responsible for passing on control command to application processor, receive reporting information from application processor from management platform through internal interface; And the modulation and demodulation of responsible CDMA baseband signal processing, based on built-in Applied layer interface agreement, the interaction message between parsing and encapsulation and the management platform is realized the local and remote administration to the M2M terminal.
Another aspect of the present invention provides the cdma communication module at a kind of M2M terminal, and this cdma communication module comprises: CDMA radio frequency unit and CDMA Base-Band Processing and embedded microprocessor unit; Wherein the CDMA radio frequency unit is used for establishing a communications link with cdma network AM access module, to the CDMA signal modulate, demodulation, amplification and Filtering Processing, realize exchange based on the voice-and-data of cdma network; CDMA Base-Band Processing and embedded microprocessor unit are used for the CDMA radio frequency unit alternately, receive the signal after the CDMA radio frequency unit is handled; Carry out exchanges data with peripheral storage, interface circuit on the M2M terminal, realize the logic of business functions at M2M terminal; And the modulation and demodulation of responsible CDMA baseband signal processing, based on built-in Applied layer interface agreement, the interaction message between parsing and encapsulation and the management platform is realized the local and remote administration to the M2M terminal.
Among the embodiment of cdma communication module provided by the invention, the Applied layer interface agreement is carried on SMS, TCP or the UDP, and TCP wherein and udp port can pre-configured or online modifications number as editable parameter.
Among the embodiment of cdma communication module provided by the invention, the cdma communication module also is used to provide the physical access interface at peripheral access M2M terminal; Obtain the data of ancillary equipment or carry out control command, the data processing module to the upper strata provides data to obtain the interface of exporting with data.
Among the embodiment of cdma communication module provided by the invention; The cdma communication module is sent all non-registered message to management platform and is all added the CRC digest value at the message afterbody; Digest value is generated by message body and terminal access pin jointly; Access pin is generated through random algorithm by management platform in endpoint registration success back, and is handed down to the cdma communication module through the SMS mode.
Another aspect of the present invention provides a kind of M2M the terminal, and this M2M terminal comprises: cdma network AM access module is used for realizing that through radio frequency, baseband circuit the physics of cdma network inserts; Foregoing cdma communication module.
Another aspect of the present invention provides a kind of system of M2M terminal remote management, and this system comprises: foregoing M2M terminal; The M2M management platform is used for establishing a communications link through cdma network and at least one M2M terminal, resolves the various message from the M2M terminal, accomplishes the telemanagement to the M2M terminal.
Among the embodiment of the system of M2M terminal remote management provided by the invention, cdma network comprises Short Message Service Gateway, and the M2M management platform is set up SMS with the M2M terminal through the Short Message Service Gateway of cdma network and is connected.
Among the embodiment of the system of M2M terminal remote management provided by the invention, cdma network comprises PDSN, and M2M management platform and the M2M terminal PDSN through cdma network sets up TCP/IP or UDP/IP is connected.
Among the embodiment of the system of M2M terminal remote management provided by the invention, telemanagement comprises: register, land in authentication, status report, parameter configuration, remote upgrade, Remote Wake Up, line quality detection, alarm management and the remote fault analysis at least any one.
Another aspect of the present invention provides a kind of method of M2M terminal remote management, and this method comprises: the cdma communication module at M2M terminal receives the instruction message from management platform; The cdma communication module seals off and resolves instruction message according to interface protocol; Instruction message according to after resolving need to judge whether application server processes; If do not need, then the cdma communication module is carried out corresponding service processing according to the instruction message after resolving, and generates the response message body voluntarily; The cdma communication module generates reporting message according to interface protocol encapsulation messages body; The cdma communication module is sent to management platform with reporting message; Wherein, M2M terminal and M2M management platform are selected from foregoing M2M terminal and M2M management platform.
Among the embodiment of the method for M2M terminal remote management provided by the invention, this method also comprises: if desired, the instruction message after the cdma communication module will be resolved through internal interface is transmitted to application processor; Application processor is carried out corresponding service processing according to the instruction message after resolving, and returns response message through internal interface to the cdma communication module; The cdma communication module receives response message, generates the response message body.
Among the embodiment of the method for M2M terminal remote management provided by the invention, the cdma communication module is connected through serial line interface with application processor, and realizes the internal interface control between the two through AT instruction calls application processor.
Another aspect of the present invention provides a kind of method of M2M terminal remote management, and this method comprises: the register requirement that receives the cdma communication module transmission at M2M terminal; The M2M management platform is carried out verification to log-on message; The M2M management platform is carried out verification to the UIM card information, and UIM card related IMSI and M2M terminal number are carried out logic verify; The M2M management platform is returned registration notification message according to the checking result to the M2M terminal; For allowing registration to insert, issue access pin through short message mode, and create the binding relationship of M2M terminal number and IMSI; And cdma communication module change self login state is registered; Wherein, M2M terminal and M2M management platform are selected from foregoing M2M terminal and M2M management platform.
Among the embodiment of the method for M2M terminal remote management provided by the invention, this method also comprises: during the M2M starting terminal, the cdma communication module is carried out the detection certainly of login state; And if be unregistered state, the cdma communication module is sent register requirement to the M2M terminal management platform.
Among the embodiment of the method for M2M terminal remote management provided by the invention, the M2M management platform is carried out verification to the log-on message at M2M terminal and is further comprised: M2M management platform verification M2M terminal number whether meet rule, M2M terminal whether in the platform registration, whether nullify.
Among the embodiment of the method for M2M terminal remote management provided by the invention, the log-on message at M2M terminal comprises: any one information at least in the cdma network type of the model at the type at M2M terminal, M2M terminal, the provider at M2M terminal, M2M terminal number, ESN, IMSI, CellID, the support of M2M terminal and the reason of registration trigger.
Among the embodiment of the method for M2M terminal remote management provided by the invention, the M2M management platform is carried out verification to the UIM card information and specifically comprised: whether verification UIM card is open-minded, and whether the state of UIM card is available.
Among the embodiment of the method for M2M terminal remote management provided by the invention; The related IMSI of UIM card and M2M terminal number are carried out logic verify further to be comprised: if there has been binding relationship in IMSI; It is also registered to show that the UIM card has been used by other M2M terminal, then M2M management platform unbind relation; If there has been binding relationship in the M2M terminal number, show that this M2M terminal number distributed to other M2M terminal or M2M terminal repeated registration; Finish register flow path.
Another aspect of the present invention provides a kind of method of M2M terminal remote management, and this method comprises: the cdma communication module at M2M terminal receives the upgrading download notice that the M2M management platform issues; The cdma communication module judges whether notice is downloaded in upgrading is to be directed against application server; If not, the URL that the cdma communication module is downloaded upgrade software bag in the notice to upgrading initiates to download; Download Server receives the software download request of cdma communication module, carries out adaptively according to the type at M2M terminal, and corresponding upgrading software is sent to the M2M terminal; The cdma communication module receives upgrade software, accomplishes the upgrading down operation; Wherein, M2M terminal and M2M management platform are selected from foregoing M2M terminal and M2M management platform.
Among the embodiment of the method for M2M terminal remote management provided by the invention; This method also comprises: after notice was downloaded in the upgrading that the cdma communication module reception M2M at M2M terminal management platform issues, whether cdma communication module self-check current state satisfied downloading request; If do not support updating protocol or do not support the configuration requirement of upgrading, then the M2M terminal is returned to the M2M management platform and is not supported the notice of upgrading, and finishes the upgrading flow process.
Among the embodiment of the method for M2M terminal remote management provided by the invention, this method also comprises: if cdma communication module notification applications processor has redaction to need upgrading; The URL of the upgrade software bag that application processor comprises in downloading notice initiates to download; Download Server receives the software download request of application processor, carries out adaptively according to the type at M2M terminal, and corresponding upgrading software is sent to the M2M terminal.
Among the embodiment of the method for M2M terminal remote management provided by the invention, download notice and comprise: any one information at least in checking version, upgrading address and the updating protocol.
Among the embodiment of the method for M2M terminal remote management provided by the invention, this method also comprises: the M2M terminal receives upgrade software, accomplishes after the upgrading down operation, and the M2M management platform generates the software download daily record; And the communication process new login of laying equal stress on is withdrawed from the M2M terminal.
The system and method for M2M communication module, M2M terminal and telemanagement thereof that the present invention supplies; It utilizes the cdma communication module through resolving and response management message, remote management capabilitys such as completion is registered, lands, rolled off the production line, status report, parameter configuration, remote upgrade, Remote Wake Up, line quality detection, remote fault analysis.When administrative messag is that module will be made response automatically and need not to notify master cpu when being directed against cdma communication module itself.Adopt this module can make full use of the data-handling capacity of wireless module itself, reduce the power consumption and the cost at whole M 2M terminal, simplify the work of designing and developing of master cpu.
Description of drawings
Fig. 1 illustrates the structural representation at a kind of M2M terminal that the embodiment of the invention provides;
Fig. 2 illustrates the structural representation of another embodiment at M2M provided by the invention terminal;
Fig. 3 illustrates the structural representation of another embodiment at M2M provided by the invention terminal;
Fig. 4 illustrates the structural representation of a specific embodiment at M2M provided by the invention terminal;
Fig. 5 illustrates the structural representation of another specific embodiment at M2M provided by the invention terminal;
Fig. 6 illustrates the structural representation of the system of a kind of M2M terminal remote management that the embodiment of the invention provides;
Fig. 7 illustrates the sketch map of the embedded interface protocol of M2M provided by the invention terminal and M2M management platform;
Fig. 8 illustrates the flow chart of the method for a kind of M2M terminal remote management that the embodiment of the invention provides;
Fig. 9 illustrates the flow chart of the method (registration) of a kind of M2M terminal remote management that the embodiment of the invention provides;
Figure 10 illustrates the flow chart of another embodiment of the method (registration) of M2M terminal remote management provided by the invention;
Figure 11 illustrates the flow chart of an embodiment of the method (registration) of M2M terminal remote management provided by the invention;
Figure 12 illustrates the flow chart of the method (upgrading is downloaded) of the another kind of M2M terminal remote management that the embodiment of the invention provides;
Figure 13 illustrates the flow chart of another embodiment of the method (upgrading download) of M2M terminal remote management provided by the invention;
Figure 14 illustrates the flow chart of an embodiment of the method (upgrading download) of M2M terminal remote management provided by the invention.
Embodiment
With reference to the accompanying drawings the present invention is more comprehensively described, exemplary embodiment of the present invention wherein is described.
Fig. 1 illustrates the structural representation at a kind of M2M terminal that the embodiment of the invention provides.
As shown in Figure 1, M2M terminal 100 comprises: cdma network AM access module 102, communication function module 104, communication management module 106, data processing module 108, service management module 110 and termination management module 112.Wherein
Cdma network AM access module 102 is used for realizing that through radio frequency, baseband circuit the physics of cdma network inserts.Among the embodiment at M2M provided by the invention terminal, cdma network is selected from CDMA 1X or EV-DO network.
Communication function module 104 is used to realize the exchange based on the voice-and-data of cdma network.
Communication management module 106, the service logic that is used to the M2M terminal provides the access interface of communication function, realizes access control and link management.
Data processing module 108 is used for the peripheral data of gathering is analyzed and logical operation, and the output control command.
Service management module 110 is used for coordinating communication administration module and data processing module, realizes the logic of business functions at M2M terminal.
An embodiment at M2M provided by the invention terminal, the M2M terminal receives and the instruction of response management platform, and wherein built-in management interface agreement adopts this agreement to communicate by letter with the M2M management platform.The M2M terminal has following function: receiving remote management platform activation instruction, local fault warning, data communication, remote upgrade, data statistics and function such as communication interaction end to end.
Fig. 2 illustrates the structural representation of another embodiment at M2M provided by the invention terminal.
As shown in Figure 2; M2M terminal 200 comprises: cdma network AM access module 202, communication function module 204, communication management module 206, data processing module 208, service management module 210, termination management module 212, peripheral module 214 and data acquisition and control module 216, wherein; Wherein cdma network AM access module 202, communication function module 204, communication management module 206, data processing module 208, service management module 210 and termination management module 212 can be to have same or analogous functional module with cdma network AM access module shown in Figure 1 102, communication function module 104, communication management module 106, data processing module 108, service management module 110 and termination management module 112; For for purpose of brevity, repeat no more here.
As shown in Figure 2, M2M terminal 200 also comprises:
Data acquisition and control module 216 are used for obtaining the data of ancillary equipment or carrying out control command through peripheral module, and the data processing module to the upper strata provides data to obtain the interface of exporting with data.
Fig. 3 illustrates the structural representation of another embodiment at M2M provided by the invention terminal.
As shown in Figure 3; M2M terminal 300 comprises: cdma network AM access module 302, communication function module 304, communication management module 306, data processing module 308, service management module 310, termination management module 312, peripheral module 314 and data acquisition and control module 316, wherein; Wherein cdma network AM access module 202, communication function module 204, communication management module 206, data processing module 208, service management module 210 and termination management module 212 can be to have same or analogous functional module with cdma network AM access module shown in Figure 2 202, communication management module 206, data processing module 208, service management module 210, termination management module 212, peripheral module 214 and data acquisition and control module 216; For for purpose of brevity, repeat no more here.
As shown in Figure 3, communication function module 304 further comprises: data module 3041, voice module 3042 and SMS module 3043, wherein
Voice module 3042 is used to provide incoming call exhalation, calling transfer, the three-party talking function of voice.
SMS module 3043, being used to provides data transmission, the receiving interface based on short message, realizes the transmission-receiving function of short message.
Fig. 4 illustrates the structural representation of a specific embodiment at M2M provided by the invention terminal.
As shown in Figure 4, a kind of concrete hardware implementations at M2M terminal 400 mainly comprises: parts such as application processor, FLASH memory, RAM, power supply unit, cdma communication module, S401 antenna and external interface circuit.
Cdma communication module 402 is used for establishing a communications link with cdma network AM access module (like the S401 antenna), to the CDMA signal modulate, demodulation, amplification and Filtering Processing, realize exchange based on the voice-and-data of cdma network; Carry out exchanges data with application processor 404, peripheral storage (like FLASH memory, RAM), interface circuit on the M2M terminal, realize the logic of business functions at M2M terminal; Be responsible for passing on control command to application processor, receive reporting information from application processor from management platform through internal interface; And the modulation and demodulation of responsible CDMA baseband signal processing, based on built-in Applied layer interface agreement, the interaction message between parsing and encapsulation and the management platform is realized the local and remote administration to the M2M terminal.
Specifically, design internal control interface and data-interface between cdma communication module 402 and the application processor 404.Wherein, The transmission of data-interface bearer service data; Comprise the business datum that the front-end sensor data of gathering at the M2M terminal, controlled device running parameter etc. need be uploaded; The parameter that the front end controlled device is oppositely controlled that the M2M business platform issues, and the software kit data of the M2M terminal being carried out remote upgrade that issue of M2M management platform or the like.Control interface then carries the supervisory instruction forwards between M2M management platform and the terminal; The cdma communication terminal stops the management interface agreement between above-mentioned M2M terminal and the management platform; Promptly according to above-mentioned management interface protocol to unpacking from the instruction message of management platform and resolving; To respond voluntarily and need not deliver application processor processes for the supervisory instruction that does not relate to application processor; Supervisory instruction for needing application processor to participate in processing is then passed through this internal control interface notification applications processor; Wait for sending to the M2M management platform after comprehensive self response contents encapsulates message body according to the management interface agreement after the feedback of application processor, idiographic flow will be described in detail in follow-up embodiment.The reporting message of initiatively initiating for the M2M terminal, as register, land, alarm etc., adopt similar approach, give unnecessary details no longer one by one.Above-mentioned cdma communication module flow process message by oneself comprises registration, lands, rolls off the production line, line quality detection etc., and the flow process message that needs application processor to participate in handling comprises status report, parameter configuration, Remote Wake Up, remote fault analysis, terminal alarm, remote upgrade etc.Preferably, can connect through serial line interface between above-mentioned cdma communication module and the application processor, realize the internal control interface between them through one group of expansion AT command.
Application processor is responsible for moving the firmware program at terminal, can adopt flush bonding processors such as 32 ARM7 or ARM9 series, and disposal ability is generally more than 40MIPS.The data such as firmware program of FLASH storage terminal, memory capacity is greater than 2MB.Adopt SDRAM as random access storage (RAM) unit, provide the terminal firmware program running required spatial cache.Power supply unit is realized AC/DC or the DC/DC conversion of external power source to inner each operating voltage, is responsible for working power to each functional unit of terminal being provided.The cdma communication module realizes each item business and the management function at terminal through the access of antenna S401 realization cdma network, is used to realize relating at least the function of data processing module, communication management module, service management module and termination management module; And through the AT instruction, cdma communication module and application processor realize that data message is mutual.According to the difference of terminal applies occasion, possess one or more external interfaces of digital quantity input/output interface, analog quantity input/output interface, serial ports, Ethernet interface, wireless data interface and sensor interface etc. usually.
But the cdma communication module of a kind of telemanagement provided by the invention; An embedded cover is carried on the Applied layer interface agreement on SMS or TCP or the UDP in the module; The Applied layer interface agreement is carried on SMS, TCP or the UDP; TCP wherein and udp port can pre-configured or online modifications number as editable parameter.
But the cdma communication module of a kind of telemanagement provided by the invention; Through resolving and response management message, remote management capabilitys such as completion is registered, lands, rolled off the production line, status report, parameter configuration, remote upgrade, Remote Wake Up, line quality detection, remote fault analysis.When administrative messag is that module will be made response automatically and need not to notify master cpu when being directed against cdma communication module itself.Adopt this module can make full use of the data-handling capacity of wireless module itself, reduce the power consumption and the cost at whole M 2M terminal, simplify the work of designing and developing of master cpu.
Fig. 5 illustrates the structural representation of another specific embodiment at M2M provided by the invention terminal.
As shown in Figure 5, the another kind of concrete hardware implementations at M2M terminal 500 mainly comprises: parts such as cdma communication module, FLASH memory, RAM, power supply unit, S501 antenna and external interface circuit; The cdma communication module further comprises: CDMA radio frequency unit 502, CDMA Base-Band Processing and embedded microprocessor unit 504; Wherein
CDMA radio frequency unit 502 is used for establishing a communications link with cdma network AM access module (like the S501 antenna), to the CDMA signal modulate, demodulation, amplification and Filtering Processing, realize exchange based on the voice-and-data of cdma network.
CDMA Base-Band Processing and embedded microprocessor unit 504 are used for CDMA radio frequency unit 502 alternately, receive the signal after the CDMA radio frequency unit is handled; Carry out exchanges data with peripheral storage, interface circuit on the M2M terminal, realize the logic of business functions at M2M terminal; And the modulation and demodulation of responsible CDMA baseband signal processing, based on built-in Applied layer interface agreement, the interaction message between parsing and encapsulation and the management platform is realized the local and remote administration to the M2M terminal.
Specifically, the cdma communication module is responsible for inserting cdma network through antenna S501, realizes terminal each item business and management function, comprising above-mentioned embedded management interface agreement; The data such as firmware program of FLASH storage terminal, memory capacity is greater than 2MB; Adopt SDRAM as random access storage (RAM) unit, provide the terminal firmware program running required spatial cache; Power supply unit is realized AC/DC or the DC/DC conversion of external power source to inner each operating voltage, is responsible for working power to each functional unit of terminal being provided; According to the difference of application scenario, the terminal possesses one or more external interfaces of digital quantity input/output interface, analog quantity input/output interface, serial ports, Ethernet interface, wireless data interface and sensor interface etc. usually.
But the cdma communication module of a kind of telemanagement provided by the invention; An embedded cover is carried on the Applied layer interface agreement on SMS or TCP or the UDP in the module; The Applied layer interface agreement is carried on SMS, TCP or the UDP; TCP wherein and udp port can pre-configured or online modifications number as editable parameter.
Than technical scheme shown in Figure 4; But the cdma communication module of a kind of telemanagement that this embodiment provides; Simplified terminal development work further greatly,, be equipped with simple peripheral circuit and just can realize the M2M termination function as long as use cdma communication module of the present invention; Promptly through resolving and response management message, remote management capabilitys such as completion is registered, lands, rolled off the production line, status report, parameter configuration, remote upgrade, Remote Wake Up, line quality detection, remote fault analysis.This scheme is applicable to that but it is not very high application scenario to power consumption, cost sensitivity that M2M terminal operational capability is required; Can directly use the main control unit of the embedded microprocessor of cdma communication module in the concrete application scenario as whole terminal; Thereby save original master cpu, further reduced loss, provided cost savings.
Fig. 6 illustrates the structural representation of the system of a kind of M2M terminal remote management that the embodiment of the invention provides.
As shown in Figure 6, a kind of system 600 of M2M terminal remote management comprises: M2M terminal and M2M management platform; Wherein the M2M terminal can be adopted like any one the M2M terminal described in earlier figures 4 or the 5 corresponding embodiment.
The M2M management platform is used for establishing a communications link through cdma network and at least one M2M terminal, resolves the various message from the M2M terminal, accomplishes the telemanagement to the M2M terminal.Specifically; The M2M management platform is that telemanagement and monitoring are carried out in the terminal, comprising: register, land in authentication, status report, parameter configuration, remote upgrade, Remote Wake Up, line quality detection, alarm management and the remote fault analysis at least any one; And be the halfpace that M2M sector application system provides terminal management service, realize terminal access control, terminal management, terminal remote upgrading, the access of sector application system and functions such as management, service operation management and platform management.Management platform is supported the function that relevant supervisor such as operator, manufacturer terminal, the client of government and enterprises, SP or operator carry out terminal management and service bearer management.
Among the embodiment of the system of M2M terminal remote management provided by the invention, cdma network is selected from CDMA 1X or EV-DO network.Further, cdma network comprises Short Message Service Gateway, and the M2M management platform is set up SMS with the M2M terminal through the Short Message Service Gateway of cdma network and is connected; Cdma network comprises grouping busihess data node device (PDSN, PacketData Serving Node), and M2M management platform and the M2M terminal PDSN through cdma network sets up TCP/IP or UDP/IP is connected.
In the system of M2M terminal remote management provided by the invention, cdma network carries communicating by letter between M2M terminal and the management platform.Cdma network provides the block data communication ability, realizes short message receiving-transmitting through Short Message Service Gateway and short message service center.PDSN equipment is responsible for satisfying the online request of the long connection of peer-peer protocol (PPP, Point to Point Protocol) at a large amount of M2M terminal; Short Message Service Gateway provides reliable instant processing, guarantees the short message transmitting-receiving between management platform and M2M terminal reliably in time.
Fig. 7 illustrates the sketch map of the embedded interface protocol of M2M provided by the invention terminal and M2M management platform.
Cdma communication module and management platform in the M2M terminal are set up communication link through cdma network, then through above-mentioned communication link interaction message, accomplish the telemanagement to the M2M terminal.As shown in Figure 7, said interaction message is by the predefined Applied layer interface protocol encapsulation that is carried on SMS, TCP or the UDP, and TCP wherein and udp port can pre-configured or online modifications number as configurable parameter.All message except that registration message that send to platform at the terminal; All need add CRC (CRC at the message afterbody; Cyclic Redundancy Check) digest value; The CRC digest value is generated by message body and terminal access pin jointly, and access pin wherein generates and be handed down to terminal by platform through random algorithm in endpoint registration success back.Cdma communication module in the M2M terminal and management platform through resolve and response from the other side's administrative messag, accomplish registration, land authentication, roll off the production line, management functions such as status report, parameter configuration, remote upgrade, Remote Wake Up, line quality detection, alarm management and remote fault analysis.
An embodiment of the system of M2M terminal remote management provided by the invention supports SMS, UDP and three kinds of bearing modes of TCP simultaneously.No matter using note, TCP still is the UDP transmission, does not influence the reciprocal process at platform and terminal.
Below further specify the function implementation of terminal remote management system with register flow path and remote upgrade flow process.
Fig. 8 illustrates the flow chart of the method for a kind of M2M terminal remote management that the embodiment of the invention provides.
As shown in Figure 8, a kind of method flow 800 of M2M terminal remote management comprises: step 802, the cdma communication module at M2M terminal receives the instruction message from management platform.Wherein, the M2M terminal is selected from the M2M terminal of mentioning in embodiment illustrated in fig. 4, and said M2M management platform is selected from the M2M management platform of mentioning in embodiment illustrated in fig. 6.
Instruction message after step 809, cdma communication module will be resolved through internal interface is transmitted to application processor.
Among the embodiment of the method for M2M terminal remote management provided by the invention, the cdma communication module is connected through serial line interface with application processor, and realizes the internal interface control between the two through AT instruction calls application processor.
Fig. 9 illustrates the flow chart of the method (registration) of a kind of M2M terminal remote management that the embodiment of the invention provides.
The main purpose of registration is that the Subscriber Identity Module (UIM, User IdentityModel) and the legitimacy at terminal are carried out authentication and binding.The terminal power up first or the terminal in the UIM card be replaced, all need initiate register requirement to platform.After registration is accomplished, all preserved the two the corresponding relation, the information such as login state at terminal of international mobile subscriber identity (IMSI, International Mobile Subscriber Identity) and terminal number in the UIM card terminal and platform both sides.Platform sends note to this IMSI corresponding mobile phone number and comprises its login password, and the terminal need not to respond.
As shown in Figure 9, the method flow 900 of M2M terminal remote management comprises: step 902, the register requirement that the cdma communication module at reception M2M terminal is sent.The M2M terminal that relates in the present embodiment can be selected from the M2M terminal of mentioning in Fig. 4 or 5 illustrated embodiments, and the M2M management platform can be selected from the M2M management platform of mentioning in embodiment illustrated in fig. 6.
After verification, execution in step 908.
Figure 10 illustrates the flow chart of another embodiment of the method (registration) of M2M terminal remote management provided by the invention.
Shown in figure 10; The method flow 1000 of M2M terminal remote management comprises: step 1001,1002-1012; Wherein step 1002-1010 can carry out the same or analogous technology contents with step 902-910 shown in Figure 9 respectively, and for for purpose of brevity, its technology contents here repeats no more.
Shown in figure 10, before step 1002, execution in step 1001, during the M2M starting terminal, the cdma communication module is carried out the detection certainly of login state.If the M2M terminal is a unregistered state, the cdma communication module is sent register requirement to the M2M terminal management platform.Otherwise, execution in step 1012.
Figure 11 illustrates the flow chart of an embodiment of the method (registration) of M2M terminal remote management provided by the invention.
Shown in figure 11, the method for M2M terminal remote management (registration) comprising:
Step S1101:M2M terminal powers up startup.
Whether step S1102:CDMA communication module sense terminals state is unregistered state, if be unregistered state then forward step S1103 to, otherwise finishes this flow process.
Step S1103:CDMA communication module sends a request for registration to the M2M management platform.
Step S1104:M2M management platform is carried out verification to end message, comprises whether terminal number meets rule, whether the terminal is registered, whether nullified at platform, if verification makes mistakes, finishes register flow path.
Step S1105:M2M management platform is carried out verification to the UIM card information, comprises whether the UIM card is opened, whether state available, if verification makes mistakes, finishes register flow path.
Step S1106:M2M management platform is carried out logic verify to UIM related IMSI information, terminal number; If there has been binding relationship in IMSI, it is also registered to show that the UIM card has been used by other M2M terminal, then M2M management platform unbind relation; If there has been binding relationship in the M2M terminal number, show that this M2M terminal number distributed to other M2M terminal or M2M terminal repeated registration; Finish register flow path.
Step S1107:M2M management platform is returned registering result according to the checking result to the M2M terminal, issues access pin through short message mode, and creates the binding relationship of terminal number and IMSI.
Step S1108:CDMA communication module change self login state is registered.
Figure 12 illustrates the flow chart of the method (upgrading is downloaded) of the another kind of M2M terminal remote management that the embodiment of the invention provides.
When having up-to-date software version to upgrade at the M2M terminal, the M2M platform issues to the M2M terminal and downloads notice.Whether the M2M terminal can satisfy downloading request and send the response message of downloading notice to platform according to the current SOT state of termination of Content inspection in notifying, if satisfy then download immediately.If the M2M terminal does not support this updating protocol or other reason not to support upgrading, then in the response of notice back message using, list reason.Because terminal software upgrading can relate to the upgrading of cdma communication module and the upgrading of application processor software, the flow process of therefore upgrading can relate to the forwards of internal control interface between cdma communication module and the application processor.The idiographic flow of terminal remote upgrading is following:
Shown in figure 12, the method flow 1200 of M2M terminal remote management comprises: step 1202, the cdma communication module at M2M terminal receive the upgrading download notice that the M2M management platform issues.Among the embodiment of the method for M2M terminal remote management provided by the invention, download notice and comprise: any one information at least in checking version, upgrading address and the updating protocol.The M2M terminal that relates in the present embodiment can be selected from the M2M terminal of mentioning among the embodiment shown in Figure 4, and the M2M management platform can be selected from the M2M management platform of mentioning among the embodiment shown in Figure 6.
Among the embodiment of the method for M2M terminal remote management provided by the invention, after step 1208, can also carry out following steps: the M2M terminal receives upgrade software, accomplishes after the upgrading down operation, and the M2M management platform generates the software download daily record; And the communication process new login of laying equal stress on is withdrawed from the M2M terminal.
Figure 13 illustrates the flow chart of another embodiment of the method for M2M terminal remote management provided by the invention.
Shown in figure 13; The method flow 1300 of M2M terminal remote management comprises: step 1302-1310; Wherein step 1302,1304-1310 can carry out respectively and step 1202 shown in Figure 12, the same or analogous technology contents of 1204-1210; For for purpose of brevity, its technology contents here repeats no more.
Shown in figure 13, in step 1302 " the cdma communication module at M2M terminal receives the upgrading download notice that the M2M management platform issues " afterwards, execution in step 1303, whether cdma communication module self-check current state satisfies downloading request.If meet the demands, then execution in step 1304; Otherwise execution in step 1305.
Figure 14 illustrates the flow chart of an embodiment of the method (upgrading download) of M2M terminal remote management provided by the invention.
Shown in figure 14, the method for M2M terminal remote management (remote upgrade flow process) comprising:
Step S1401:M2M management platform issues to the M2M terminal and downloads notice, has wherein comprised information such as checking version, upgrading address and updating protocol.
Step S1402: whether communication module inspection terminal current state satisfies downloading request, and sends response message to platform, if do not support updating protocol or other reason not to support upgrading, then in the response of notice back message using, lists reason, finishes the upgrading flow process; Otherwise get into next step operation.
Whether this upgrade notification of step S1403:CDMA communication module inspection is to application processor.If not, the URL of the upgrade software bag that then in downloading notice, comprises initiates to download; Otherwise execution in step S1405.
Step S1404: Download Server receives the software download request of cdma communication module, carries out adaptively according to the cdma communication type of module, and indicated release is downloaded to the terminal.
Step S1405:CDMA communication module notification applications processor has redaction to need upgrading, comprising the upgrading address information.
Step S1406: the URL of the upgrade software bag that application processor comprises in downloading notice initiates to download.
Step S1407: Download Server receives the software download request of application server, carries out adaptively according to the type at M2M terminal, and indicated release is downloaded to the terminal.
Step S1408: after downloading completion, platform generates the software download daily record.
Step S1409: communication process must be withdrawed from the terminal after receiving the upgrade file success, the new login of laying equal stress on.
Need to prove: clear in order to explain, the foregoing description adopts the cdma wireless network to explain how the interaction message between M2M terminal and the M2M management platform carries.But those skilled in the art can clearly know according to instruction of the present invention, and based on same invention thought, any cordless communication network, wireline communication network or hybrid network of the two that provides wide area to cover can be accomplished identical bearing function.
With reference to the exemplary description of aforementioned the present invention, those skilled in the art can clearly know the present invention and have the following advantages:
1, an embodiment of the system and method for M2M communication module provided by the invention, M2M terminal and telemanagement thereof; It utilizes the cdma communication module through resolving and response management message, remote management capabilitys such as completion is registered, lands, rolled off the production line, status report, parameter configuration, remote upgrade, Remote Wake Up, line quality detection, remote fault analysis.When administrative messag is that module will be made response automatically and need not to notify master cpu when being directed against cdma communication module itself.Adopt this module can make full use of the data-handling capacity of wireless module itself, reduce the power consumption and the cost at whole M 2M terminal, simplify the work of designing and developing of master cpu.
2, an embodiment of the system and method for M2M communication module provided by the invention, M2M terminal and telemanagement thereof, it utilizes the cdma communication module, is equipped with simple peripheral circuit and just can realizes the M2M termination function; Promptly through resolving and response management message, remote management capabilitys such as completion is registered, lands, rolled off the production line, status report, parameter configuration, remote upgrade, Remote Wake Up, line quality detection, remote fault analysis.This scheme is applicable to that but it is not very high application scenario to power consumption, cost sensitivity that M2M terminal operational capability is required; Can directly use the main control unit of the embedded microprocessor of cdma communication module in the concrete application scenario as whole terminal; Thereby save original master cpu, further reduced loss, provided cost savings.
3, an embodiment of the system and method for M2M communication module provided by the invention, M2M terminal and telemanagement thereof; Define expansion AT command between module and the application processor in the M2M terminal; Be used for passing on the reporting information of the control command from management platform, the self-application of collecting processor, realize purpose through communication module management whole terminal to application processor; The management of AT instruction implementation platform to the terminal can be directly used at the terminal, and needn't realize complicated supervisory communications agreement.
4, an embodiment of the system and method for M2M communication module provided by the invention, M2M terminal and telemanagement thereof supports SMS, UDP and three kinds of bearing modes of TCP simultaneously; No matter using note, TCP still is the UDP transmission, does not influence the reciprocal process at platform and terminal.
5, the system and method for M2M communication module provided by the invention, M2M terminal and telemanagement thereof has good autgmentability; On existing remote management capability (comprise registration, land authentication, status report, parameter configuration, remote upgrade, Remote Wake Up, line quality detection, alarm management and remote fault analysis) basis, the user can accomplish the personal management function according to the new TLV of service needed flexibly customizing.In addition, the system and method for M2M provided by the invention terminal, M2M terminal remote management has favorable compatibility, and according to different terminal disposal ability and network traffics restriction, the user can select different management modes and level of security.
Description of the invention provides for example with for the purpose of describing, and is not the disclosed form that exhaustively perhaps limit the invention to.A lot of modifications and variation are obvious for those of ordinary skill in the art.Selecting and describing embodiment is for better explanation principle of the present invention and practical application, thereby and makes those of ordinary skill in the art can understand the various embodiment that have various modifications that the present invention's design is suitable for special-purpose.
Claims (24)
1. the cdma communication module at a M2M terminal; It is characterized in that said cdma communication module is used for establishing a communications link with cdma network AM access module; To the CDMA signal modulate, demodulation, amplification and Filtering Processing, realize exchange based on the voice-and-data of cdma network; Carry out exchanges data with application processor, peripheral storage, interface circuit on the M2M terminal, realize the logic of business functions at said M2M terminal; Be responsible for passing on control command to application processor, receive reporting information from said application processor from management platform through internal interface; And the modulation and demodulation of responsible CDMA baseband signal processing, based on built-in Applied layer interface agreement, the interaction message between parsing and encapsulation and the management platform is realized the local and remote administration to said M2M terminal.
2. the cdma communication module at a M2M terminal is characterized in that, said cdma communication module comprises: CDMA radio frequency unit, CDMA Base-Band Processing and embedded microprocessor unit; Wherein
Said CDMA radio frequency unit is used for establishing a communications link with cdma network AM access module, to the CDMA signal modulate, demodulation, amplification and Filtering Processing, realize exchange based on the voice-and-data of cdma network;
Said CDMA Base-Band Processing and embedded microprocessor unit are used for said CDMA radio frequency unit alternately, receive the signal after said CDMA radio frequency unit is handled; Carry out exchanges data with peripheral storage, interface circuit on the M2M terminal, realize the logic of business functions at said M2M terminal; And the modulation and demodulation of responsible CDMA baseband signal processing, based on built-in Applied layer interface agreement, the interaction message between parsing and encapsulation and the management platform is realized the local and remote administration to said M2M terminal.
3. cdma communication module according to claim 1 and 2 is characterized in that, said Applied layer interface agreement is carried on SMS, TCP or the UDP, and TCP wherein and udp port can pre-configured or online modifications number as editable parameter.
4. cdma communication module according to claim 1 and 2 is characterized in that, said cdma communication module also is used to provide the said M2M of the peripheral access physical access interface at terminal; Obtain the data of said ancillary equipment or carry out control command, the data processing module to the upper strata provides data to obtain the interface of exporting with data.
5. cdma communication module according to claim 1 and 2; It is characterized in that; Said cdma communication module is sent all non-registered message to said management platform and is all added the CRC digest value at the message afterbody; Said digest value is generated by message body and terminal access pin jointly, and said access pin is generated through random algorithm by said management platform in endpoint registration success back, and is handed down to said cdma communication module through the SMS mode.
6. a M2M terminal is characterized in that, said M2M terminal comprises:
Cdma network AM access module is used for realizing that through radio frequency, baseband circuit the physics of cdma network inserts;
Cdma communication module according to claim 1 or claim 2.
7. the system of a M2M terminal remote management is characterized in that, said system comprises:
M2M as claimed in claim 6 terminal;
The M2M management platform is used for establishing a communications link through said cdma network and at least one said M2M terminal, resolves the various message from said M2M terminal, accomplishes the telemanagement to said M2M terminal.
8. system according to claim 7 is characterized in that said cdma network comprises Short Message Service Gateway, and said M2M management platform is set up SMS with said M2M terminal through the Short Message Service Gateway of said cdma network and is connected.
9. system according to claim 7 is characterized in that said cdma network comprises PDSN, and said M2M management platform and the said M2M terminal PDSN through said cdma network sets up TCP/IP or UDP/IP is connected.
10. system according to claim 7; It is characterized in that said telemanagement comprises: register, land in authentication, status report, parameter configuration, remote upgrade, Remote Wake Up, line quality detection, alarm management and the remote fault analysis at least any one.
11. the method for a M2M terminal remote management is characterized in that, said method comprises:
The cdma communication module at M2M terminal receives the instruction message from management platform;
Said instruction message is sealed off and resolved to said cdma communication module according to interface protocol;
Instruction message according to after resolving need to judge whether application server processes;
If do not need, the instruction message of then said cdma communication module after according to said parsing carried out corresponding service processing, and generates the response message body voluntarily;
Said cdma communication module encapsulates said message body according to said interface protocol and generates reporting message;
Said cdma communication module is sent to management platform with said reporting message;
Wherein, said M2M terminal and said M2M management platform are selected from claim 7 described M2M terminal and M2M management platform.
12. method according to claim 11 is characterized in that, said method also comprises:
If desired, said cdma communication module is transmitted to said application processor through the instruction message of internal interface after with said parsing;
The instruction message of said application processor after according to said parsing carried out corresponding service processing, and returns response message through said internal interface to said cdma communication module;
Said cdma communication module receives said response message, generates said response message body.
13. method according to claim 12 is characterized in that, said cdma communication module is connected through serial line interface with said application processor, and realizes the internal interface control between the two through the said application processor of AT instruction calls.
14. the method for a M2M terminal remote management is characterized in that, said method comprises:
Receive the register requirement of the cdma communication module transmission at M2M terminal;
The M2M management platform is carried out verification to said log-on message;
Said M2M management platform is carried out verification to the UIM card information, and said UIM card related IMSI and M2M terminal number are carried out logic verify;
Said M2M management platform is returned registration notification message according to the checking result to the M2M terminal; For allowing registration to insert, issue access pin through short message mode, and create the binding relationship of said M2M terminal number and said IMSI; And
Said cdma communication module change self login state is registered;
Wherein, said M2M terminal and said M2M management platform are selected from claim 7 described M2M terminal and M2M management platform.
15. method according to claim 14 is characterized in that, said method also comprises:
During said M2M starting terminal, said cdma communication module is carried out the detection certainly of login state; And
If be unregistered state, said cdma communication module is sent register requirement to said M2M terminal management platform.
16. method according to claim 14; It is characterized in that said M2M management platform is carried out verification to said log-on message and further comprised: whether the said M2M terminal number of said M2M management platform verification meets rule, whether whether the M2M terminal registered, nullified at platform.
17. method according to claim 14; It is characterized in that said log-on message comprises: any one information at least in the cdma network type of the provider at the type at said M2M terminal, the model at said M2M terminal, said M2M terminal, said M2M terminal number, ESN, IMSI, CellID, the support of M2M terminal and the reason of registration trigger.
18. method according to claim 14 is characterized in that, said M2M management platform is carried out verification to the UIM card information and specifically comprised: whether the said UIM card of verification is open-minded, and whether the state of said UIM card is available.
19. method according to claim 14 is characterized in that, the related IMSI of said UIM card and M2M terminal number is carried out logic verify further comprise:
If there has been binding relationship in said IMSI, it is also registered to show that said UIM card has been used by other M2M terminal, and then said M2M management platform is removed said binding relationship;
If there has been binding relationship in said M2M terminal number, show that this M2M terminal number distributed to other M2M terminal or said M2M terminal repeated registration; Finish register flow path.
20. the method for a M2M terminal remote management is characterized in that, said method comprises:
The cdma communication module at M2M terminal receives the upgrading download notice that the M2M management platform issues;
Said cdma communication module judges whether notice is downloaded in said upgrading is to be directed against application server;
If not, the URL that said cdma communication module is downloaded upgrade software bag in the notice to said upgrading initiates to download;
Download Server receives the software download request of said cdma communication module, carries out adaptively according to the type at M2M terminal, and corresponding upgrading software is sent to said M2M terminal;
Said cdma communication module receives said upgrade software, accomplishes the upgrading down operation;
Wherein, said M2M terminal and said M2M management platform are selected from claim 7 described M2M terminal and M2M management platform.
21. method according to claim 20 is characterized in that, said method also comprises:
After notice was downloaded in the upgrading that the cdma communication module reception M2M at M2M terminal management platform issues, whether said cdma communication module self-check current state satisfied downloading request;
If do not support updating protocol or do not support the configuration requirement of upgrading, then said M2M terminal is returned to said M2M management platform and is not supported the notice of upgrading, and finishes the upgrading flow process.
22. method according to claim 20 is characterized in that, said method also comprises:
If said cdma communication module notifies said application processor to have redaction to need upgrading;
The URL of the upgrade software bag that said application processor comprises in downloading notice initiates to download;
Download Server receives the software download request of said application processor, carries out adaptively according to the type at M2M terminal, and corresponding upgrading software is sent to said M2M terminal.
23. method according to claim 20 is characterized in that, said download notice comprises: any one information at least in checking version, upgrading address and the updating protocol.
24. method according to claim 20 is characterized in that, said method also comprises: said M2M terminal receives said upgrade software, accomplishes after the upgrading down operation, and said M2M management platform generates the software download daily record; And
Said M2M withdraws from the terminal communication process new login of laying equal stress on.
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