Data processing method and drive device for mobile broadband equipment
A technology of mobile broadband equipment and processing method, applied in the directions of multi-programming device, subscription service, etc., can solve the problems of low transmission speed and poor software robustness, and achieve the effect of expanding application scope and improving performance
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Embodiment 1
[0052] In order to adapt to the driving and data access of high-speed mobile broadband devices, this embodiment provides a general mobile broadband device driving method and device on the Android system, which can improve the communication speed between mobile broadband devices and device drivers, and is compatible with The existing board-side NDIS solution reduces the difficulty and workload of board-side development, thereby reducing development costs.
[0053] The driving method and system based on the Android system in this embodiment is a new optimized and normalized driving method and device. Figure 5 It is a schematic diagram of a driving device of an Android system mobile broadband device according to Embodiment 1 of the present invention, as Figure 5 shown, deleted figure 1 Among them, the PPP module 12 abandons the Modem port and the PPP protocol, and uses the NDIS port and the QMI protocol with better performance to process the requests of the upper-layer managem...
Embodiment 2
[0058] This embodiment provides a general device driving method and system on the Android system. When implementing, the dialing mode using the Modem+PPP protocol is abandoned, and the mode of the "NDIS+QMI" protocol is used instead; The existing USB CDC-ECM driver enables the Android system to support NDIS devices; and on the basis of the existing RIL driver, the support of the QMI protocol is added, so that data, configuration, SMS, phonebook and other services can be based on the business type different use different protocols (AT, QMI). Among them, the QMI protocol can adopt an asynchronous method; in the way of realization, the interface of the QMI protocol to the upper layer can be integrated into the existing RIL framework of the Android system, without modifying the architecture of the Android system RIL and Framework, which can increase the Android system. scalability.
[0059] The optimized system block diagram is as follows Figure 5 As shown, the optimization mod...
Embodiment 3
[0068] This embodiment is a method for processing downlink data streams in service implementation, Figure 6 is a schematic diagram of the downlink data flow according to Embodiment 3 of the present invention, such as Figure 6 As shown, the method includes the following steps:
[0069] Step S602, the RIL layer receives various function calls from the Android system.
[0070] In step S604, different processing procedures are invoked according to different service types; if it is a data service or a configuration service, go to step S606; if it is a service such as SMS or phonebook, go to step S608.
[0071] Step S606, if it is a data service, configuration and other services, enter the processing flow of the QMI command, and go to step S610.
[0072] Step S608, if it is SMS, phone book and other services, enter the processing flow of the AT command and go to step S610.
[0073] Step S610, judge whether the current QMI instruction is supported, if yes, go to step S612, other...
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