CN106961718A - Data transmission system and method - Google Patents

Data transmission system and method Download PDF

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Publication number
CN106961718A
CN106961718A CN201710204542.4A CN201710204542A CN106961718A CN 106961718 A CN106961718 A CN 106961718A CN 201710204542 A CN201710204542 A CN 201710204542A CN 106961718 A CN106961718 A CN 106961718A
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CN
China
Prior art keywords
application processor
timer
sent
packet
value
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Granted
Application number
CN201710204542.4A
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Chinese (zh)
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CN106961718B (en
Inventor
王朝
车晓东
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Xinyi Moore Network Technology Co., Ltd
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Nubia Technology Co Ltd
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Priority to CN201710204542.4A priority Critical patent/CN106961718B/en
Publication of CN106961718A publication Critical patent/CN106961718A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W52/00Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02Power saving arrangements
    • H04W52/0209Power saving arrangements in terminal devices
    • H04W52/0225Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/72Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724User interfaces specially adapted for cordless or mobile telephones
    • H04M1/72403User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
    • H04M1/72409User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W52/00Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02Power saving arrangements
    • H04W52/0209Power saving arrangements in terminal devices
    • H04W52/0225Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H04W52/0248Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal dependent on the time of the day, e.g. according to expected transmission activity
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W88/00Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02Terminal devices
    • H04W88/06Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00Reducing energy consumption in communication networks
    • Y02D30/70Reducing energy consumption in communication networks in wireless communication networks

Abstract

The invention discloses a kind of data transmission system and method, this method is applied to mobile terminal and the external equipment being connected by preset interface with mobile terminal, the first modem and the first timer that mobile terminal includes the first application processor, is connected with entity user identification card, external equipment include the second application processor, second modem and the second timer for being embedded with virtual user identifying card;Instruction is sent when the second application processor in wake-up states detects data, and when detecting the packet for not existing in preset interface and being in transmission state, initializes the second timer;When the value of the second timer is equal to or more than the first preset time, packet to be sent is sent to the first application processor in wake-up states by the second application processor by preset interface.The present invention is realized in mobile terminal by external equipment in double LTE communication function courses, improves the accuracy rate of the packet transmitted by mobile terminal identification external equipment.

Description

Data transmission system and method
Technical field
The present invention relates to communication technical field, more particularly to a kind of data transmission system and method.
Background technology
With the development of mobile communication technology, increasing mobile terminal such as smart mobile phone has the work(of double card bilateral Can so that user realize speech business it is standby simultaneously, data service link can be set up.Existing mobile terminal can be realized Two SIM (Subscriber Identity Module, subscriber identification card) cards are surfed the Net simultaneously, but an if SIM 4G (the 4th Generation Mobile Communication Technology, forth generation mobile communication skill on card Art), such as LTE (Long Term Evolution, Long Term Evolution), another card can only go up 3G (3rd Generation, G mobile communication) network or 2G (2-Generation wireless telephone technology, Two generation mobile communication technical specifications), i.e. two SIM cards can not use 4G networks simultaneously.Because two cards in mobile terminal are complete When opening, only one card is to use 4G networks, and another card can only use 2G or 3G network, cause data in mobile terminal to transmit It is less efficient.If two SIM cards will use 4G networks simultaneously, it is necessary to two modems, and there was only one in mobile terminal Individual modem.
Therefore, it is mobile to improve data transmission efficiency in order that two SIM cards in mobile terminal support double LTE simultaneously Terminal can be connected with external equipment and (be provided with modem in the external equipment), so that two SIM cards pair of mobile terminal Different modems are answered, so as to realize double LTE communication functions.
But, current mobile terminal and external equipment are carried out in transmission of data packets, if external equipment is whole to movement Hold the speed of transmission packet too fast, multiple identification of data packets that mobile terminal can send external equipment are a packet, Data interaction between mobile terminal and external equipment is caused the situation of identification mistake occur.
The content of the invention
It is a primary object of the present invention to propose a kind of data transmission system and method, it is intended to solve mobile terminal pass through it is outer Connect equipment to realize in double LTE communication function courses, the skill of identification mistake occurs in data interaction between mobile terminal and external equipment Art problem.
To achieve the above object, a kind of data transmission system that the present invention is provided, the data transmission system includes movement Terminal and external equipment, the mobile terminal are connected by preset interface with the external equipment, and the mobile terminal includes the One application processor, the first modem and the first timer being connected with entity user identification card, the external equipment The second application processor, second modem and the second timer including being embedded with virtual user identifying card;
Second application processor, detects data transmission instruction, and detect described for working as in wake-up states When there is no the packet in transmission state in preset interface, second timer is initialized;When second timer Value be equal to or more than the first preset time when, by the preset interface by packet to be sent be sent in wake up shape First application processor of state.
Alternatively, second application processor be additionally operable to ought in a dormant state, and receive data interaction request when, Enter wake-up states from the resting state, detection bag is sent to first application processor by the preset interface, and Initialize second timer;When the value of second timer is equal to or more than the second preset time, detect whether Detect data and send instruction.
Alternatively, first application processor is additionally operable to when receiving the detection bag in a dormant state, according to The detection bag enters the wake-up states from the resting state, and initializes first timer;When the described first meter When device value when being equal to or more than three preset time, receive the packet to be sent, and handle described to be sent Packet, wherein, the difference between second preset time and the 3rd preset time is equal to or less than default value.
Alternatively, first application processor is additionally operable to judge whether the value of first timer is equal to or more than 3rd preset time;If the value of first timer is less than the 3rd preset time, and receives the data to be sent Bag, then abandon the packet to be sent.
Alternatively, second application processor is additionally operable to when the value of second timer is less than the described 3rd and preset Between when, interval preset duration after again by the preset interface send it is described detection bag to first application processor.
In addition, to achieve the above object, the present invention also proposes a kind of data transmission method, the data transmission method application The external equipment being connected in mobile terminal and by preset interface with the mobile terminal, the mobile terminal includes first should The first modem and the first timer being connected with processor, with entity user identification card, the external equipment include It is embedded with the second application processor, second modem and the second timer of virtual user identifying card;
Instruction is sent when second application processor in wake-up states detects data, and is detected described default When there is no the packet in transmission state in interface, second timer is initialized;
When the value of second timer is equal to or more than the first preset time, second application processor passes through Packet to be sent is sent to first application processor in wake-up states by the preset interface.
Alternatively, it is described to send instruction, and inspection when second application processor in wake-up states detects data Measure in the preset interface when there is no the packet in transmission state, the step of initializing second timer it Before, also include:
When second application processor in a dormant state, and second application processor receive data interaction please When asking, second application processor enters wake-up states from the resting state, and detection bag is sent by the preset interface To first application processor, and initialize second timer;
When the value of second timer is equal to or more than the second preset time, the second application processor detection Whether detect data and send instruction.
Alternatively, second application processor enters wake-up states from the resting state, passes through the preset interface After the step of detection bag is sent to first application processor, and initializes second timer, also include:
When first application processor in a dormant state receives the detection bag, the first application processing Device enters the wake-up states according to the detection bag from the resting state, and initializes first timer;
Packet to be sent is sent in wake-up states by second application processor by the preset interface After the step of first application processor, also include:
When the value of first timer is equal to or more than three preset time, first application processor The packet to be sent is received, and handles the packet to be sent, wherein, second preset time and described 3rd pre- If the difference between the time is equal to or less than default value.
Alternatively, when the value of first timer is equal to or more than three preset time, described first should Before the step of receiving the packet to be sent with processor, and handle the packet to be sent, also include:
First application processor judges whether the value of first timer is equal to or more than the 3rd preset time;
If the value of first timer is less than the 3rd preset time, and first application processor receives institute Packet to be sent is stated, first application processor then abandons the packet to be sent.
Alternatively, second application processor enters wake-up states from the resting state, passes through the preset interface After the step of detection bag is sent to first application processor, and initializes second timer, also include:
When the value of second timer is less than three preset time, second application processor is pre- at interval If sending the detection bag to first application processor again by the preset interface after duration.
The present invention provides a kind of data transmission system and method, and the data transmission method is applied to mobile terminal and logical The external equipment that preset interface is connected with the mobile terminal is crossed, the mobile terminal includes the first application processor and entity The first modem and the first timer of Subscriber Identity Module connection, the external equipment include being embedded with Virtual User The second application processor, second modem and the second timer of identification card;When described second in wake-up states should Data are detected with processor and send instruction, and detect the packet for not existing in the preset interface and being in transmission state When, initialize second timer;When the value of second timer is equal to or more than the first preset time, described the Packet to be sent is sent at first application in wake-up states by two application processors by the preset interface Manage device.Realize mobile terminal to realize in double LTE communication function courses by external equipment, be in when not existing in preset interface During the packet of transmission state, only when the value of the second timer is equal to or more than the first preset time, at the second application Reason device just sends packet to be sent and is sent to the first application processor.Mobile terminal and external equipment is avoided to pass in packet During defeated, if external equipment is too fast to the speed of mobile terminal transmission packet, mobile terminal can send external equipment Multiple identification of data packets occur for the situation of packet, improve the data transmitted by mobile terminal identification external equipment The accuracy rate of bag.
Brief description of the drawings
Fig. 1 is the schematic diagram of the LTE network framework of one embodiment of the invention;
Fig. 2 is mobile terminal and a kind of hardware architecture diagram of external equipment communication connection in the embodiment of the present invention;
Fig. 3 is mobile terminal and a kind of entity structure schematic diagram of external equipment communication connection in the embodiment of the present invention;
Fig. 4 be the embodiment of the present invention between the first application processor and the second application processor data transfer the first Schematic diagram;
Fig. 5 is in the embodiment of the present invention second of data transfer between the first application processor and the second application processor Schematic diagram;
Fig. 6 be the embodiment of the present invention between the first application processor and the second application processor data transfer the third Schematic diagram;
Fig. 7 is the schematic flow sheet of data transmission method first embodiment of the present invention;
Fig. 8 is the schematic flow sheet of data transmission method second embodiment of the present invention;
Fig. 9 is the schematic flow sheet of data transmission method fourth embodiment of the present invention.
The realization, functional characteristics and advantage of the object of the invention will be explained referring to the drawings in conjunction with the embodiments.
Embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
Describe to realize the mobile terminal of each embodiment of the invention referring now to accompanying drawing.In follow-up description, use For represent element such as " module ", " part " or " unit " suffix only for be conducive to the present invention explanation, itself Not specific meaning.Therefore, " module " can be used mixedly with " part ".
Fig. 1 is the schematic diagram of the LTE network framework of one embodiment of the invention.The LTE network framework of one embodiment of the invention Including:One or more mobile terminals (user equipment, UE) 100, E-UTRAN (Evolved UMTS Terrestrial Radio Access Network, the UMTS Terrestrial radio access network of evolution) (non-label in figure), evolution point Group core (EPC) (non-label in figure), home subscriber servers (HSS) 107, network (for example, internet) (non-label in figure) And circuit switching system (non-label in figure).
E-UTRAN includes evolution B node (eNodeB) 101 and other eNodeB 102.ENodeB 101 is provided towards shifting The user plane of dynamic terminal 100 and the protocol terminations of chain of command.ENodeB 101 can be connected to other eNodeB via X2 interface. ENodeB 101 is alternatively referred to as base station, base transceiver station, radio base station, wireless set, transceiver function, basic service Collection, extended service set or some other suitable terms.ENodeB 101 is that mobile terminal 1 00 provides the access for going to EPC Point.
ENodeB 101 is connected to EPC by S1 interfaces.EPC includes mobile management entity (EEM) 104, other moving tubes Manage entity 106, gateway 103, and packet data network (PDN) gateway 105.Mobile management entity 104 is processing movement The control node of signaling between terminal 100 and EPC.Mobile management entity 104 provides carrying and connection management.All User IPs Packet is transmitted by gateway 103, and gateway 103 is itself coupled to PDN Gateway 105.PDN Gateway 105 provides UE IP Address is distributed and other functions.PDN Gateway 105 is connected to network, for example, internet.
Circuit switching system includes interaction solution module (IWS) 108, mobile switching centre (MSC) 109, base station 110 With movement station 111.In one aspect, circuit switching system can pass through IWS and MME (Mobility Management Entity, mobile management entity) communicated with EPS (Evolved Packet System, the grouping system of evolution).
Fig. 2 is mobile terminal and a kind of hardware architecture diagram of external equipment communication connection in the embodiment of the present invention. In the embodiment of the present invention, mobile terminal 1 00 is connected by preset interface with external equipment 200, and mobile terminal 1 00 is included at first Reason chip 001 and the first radio-frequency module 12 being connected with the first process chip 001.Wherein, the first process chip 001 includes first Application processor (Application Processor) 10, the first modem 11 being connected with entity user identification card 13 (modem1), RPM (Resource Power Manager, resource power supervisor) 15 and the first timer 16, entity user Identification card 13 is SIM card.External equipment 200 includes second processing chip 002 and second penetrating of being connected with second processing chip 002 Frequency module 22.Wherein, second processing chip 002 includes being embedded with the second application processor 20 of virtual user identifying card 23, the The timer 26 of two modems (modem2) 21 and second.
The inner frame of first application processor 10 and the second application processor 20 includes application layer, ccf layer etc., can locate Manage the logical operation of complexity and carry out task distribution etc..In embodiments of the present invention, application processor refers to Android operations system System, and the various apk (Android Package, Android installation kit) based on Android operation system.First application processing The application processor 20 of device 10 and second is realized by preset interface and connected, and interactive interface is provided the user, by the behaviour of user input (for example, the operational order for the relevant startup video calling that user is inputted by user interface) is instructed to be transferred to the first modulatedemodulate Device 11 or second modem 21 are adjusted, to realize the definition and transmission of data between two application processors, for example, carrying out two Control of chip boot sequence the etc. when dormancy of individual application processor, wake-up, synchronous control, switching on and shutting down.
First application processor 10 be connected by preset interface with the second application processor 20 with realize mobile terminal 1 00 with Connection between external equipment 200.In an embodiment of the present invention, preset interface be USB (Universal Serial Bus, USB).USB is multiplexed out two data passages, is respectively used to the first application processor 10 and the second application processor The interaction of user data and signaling data between 20.That is the first application processor 10 and the second application processor 20 are passed by USB Defeated user data and signaling data.Wherein, user data includes but is not limited to the data that online is produced, picture and chat message number According to;Signaling data includes but is not limited to the control data of switching on and shutting down, switchs the control data of offline mode, dispaly state signal Control data.In embodiments of the present invention, because the first modem 11 is connected with entity user identification card 13, the second application Processor 20 is embedded with virtual user identifying card 23, therefore, and USB does not transmit SIM card authorization data.
Specifically, the first application processor 10 and the second application processor 20 enter line number by OTG (On-The-Go) technology According to interaction.By OTG technologies, the first modem 11 in mobile terminal 1 00 can be by entity user identification card 13 SIM card parameter accesses eNodeB 101, second modem 21 can by the SIM card parameter of virtual user identifying card 23 come ENodeB 101 is accessed, SIM card parameter includes but is not limited to SIM card authorization data.
The protocol stack of the network formats of first modem 11 and second modem 21 comprising various network interactions, Protocol stack includes LTE/WCDMA (Wideband Code Division Multiple Access, WCDMA)/GSM (Global System for Mobile Communication, global system for mobile communications)/TD-SCDMA (Time Division-Synchronous Code Division Multiple Access, synchronous time division CDMA)/CDMA (Code Division Multiple Access, CDMA)/EDGE (Enhanced Data Rate for GSM Evolution, strong type Data for GSM Evolution) etc. protocol code as defined in inside communication standard.Mobile terminal 1 00 is led to Agreement is crossed to interact with carrier network, that is, carry out data traffic online, VOLTE (Voice Over LTE) make a phone call or Make a phone call in CS (Circuit Switched, circuit switching) domain.First modem 11 and second modem 21 may be used also Management and control etc. is carried out to SIM card.
First radio-frequency module 12 is transmitted to (the base station nets of eNodeB 101 after being used for the data processing of transmitting mobile terminal 1 00 Network), and for being transmitted to mobile terminal 1 00 after the data processing of transmitting eNodeB 101.Second radio-frequency module 22 is used for will ENodeB 101 (base station network) is transmitted to after the data processing that external equipment 200 is transmitted, and for eNodeB 101 to be transmitted Data processing after be transmitted to external equipment 200.Wireless access skill involved by first radio-frequency module 12 and the second radio-frequency module 22 Art can include LTE, GSM, GPRS (General Packet Radio Service, general packet radio service), CDMA, EDGE, WLAN (Wireless Local Area Networks, WLAN), CDMA-2000, TD-SCDMA, WCDMA, WIFI (Wireless Fidelity, Wireless Fidelity) etc..
Entity user identification card 13 is connected with the first modem 11.Virtual user identifying card 23 is embedded in a software form In the second application processor 20.Virtual user identifying card 23 includes memory module and virtual chip operating system (Virtual Chip Operating System, VCOS), the memory module can (Encrypting File System encrypt file for EFS System), memory module is used for the authorization data for storing virtual user identifying card 23.
Entity user identification card 13 and virtual user identifying card 23 can store associated with similar and different technical standard User profile, it is related needed for mobile communication business (CS speech businesses, PS data services and PS speech businesses) for providing Data, and in its storage inside user profile, short message, execution authentication arithmetic and produce cryptographic keys etc..Specific unrestricted Property example in, technical standard can be the 2G communication technologys, for example, GSM, EDGE), the 3G communication technologys are (for example, WCDMA, TD- SCDMA), the 4G communication technologys (for example, LTE), or any other mobile communication technology (for example, 4G etc.).
It should be noted that when virtual user identifying card 23 needs to carry out network registry, passing through the Wireless Fidelity of unlatching (WIFI) network is sent downloads request to the corresponding cloud server of virtual user identifying card 23 comprising service menu data, with The data message of virtual user identifying card 23 is obtained from cloud server.When the data message for getting virtual user identifying card 23 When, by the memory module of data message write-in virtual user identifying card 23, noted with the network for realizing virtual user identifying card 23 Volume.Wherein, data message can include:IMSI, Ki (key identifier, KI), ICCID (Integrated Circuit Card Identifier), PIN (personal identification number, Personal Identification Number), PUK (PIN Unlocking Key).It is understood that storing the card number resource of each operator in cloud server.
Because current mobile terminal 1 00 only has a set of radio-frequency module, when mobile terminal 1 00 has two Subscriber Identity Modules When, two Subscriber Identity Modules of mobile terminal 1 00 are the relation of time-sharing multiplex using the set radio-frequency module, can not be accounted for simultaneously With.For example, in two Subscriber Identity Module standard-sized sheets, wherein a Subscriber Identity Module only handles GSM calls, and another user knows The 4G network informations Ka not be handled, which specific Subscriber Identity Module performs which kind of network, does not limit herein.Therefore current radio frequency This framework of module double card time-sharing multiplex only accomplished LTE+GSM (the corresponding technical standard of i.e. one Subscriber Identity Module be LTE, The corresponding technical standard of another Subscriber Identity Module is GSM).
Although it is understood that existing mobile terminal 1 00 can support Dual-user identification card, mobile terminal 100 in the case of registered network, and what two Subscriber Identity Modules were supported is the network of different technologies standard, one support 2G or 3G, another support 4G, can cause during the use of mobile terminal 1 00, surfing flow speed is slower.In the embodiment of the present invention In, mobile terminal 1 00 is by USB connections external equipment 200, because external equipment 200 includes second modem 21, second Radio-frequency module 22 and the second application processor 20 for being embedded with virtual user identifying card 23, and the second radio-frequency module 22 supports 4G nets Network.Therefore, mobile terminal 1 00 can be interacted by USB with external equipment 200, so that mobile terminal 1 00 possesses double LTE work( (technical standard that now entity user identification card 13 and virtual user identifying card 23 are managed is LTE standard, the first radio frequency mould to energy Wireless access technology involved by the radio-frequency module 22 of block 12 and second can be used for LTE, i.e. the first modem 11 by entity Family identification card 13 supports LTE, and second modem 21 can support LTE by virtual user identifying card 23).
When mobile terminal 1 00 is not connected by USB with external equipment 200, the skill corresponding to entity user identification card 13 Art standard is GSM, supports that LTE is used to enter by 4G networks for carrying out speech communication, or by the first modem 11 Row data access.
When entity user identification card 13 is interacted with mobile terminal 1 00, mobile terminal 1 00 detects the entity user identification card 13 The signal of presence or absence only in the instantaneous generation of start, exists when the start of mobile terminal 1 00 can't detect entity user identification card 13 When, point out " accessing user's identification card " in the display screen of mobile terminal 1 00.After mobile terminal 1 00 is started shooting, mobile terminal Communication in 28 seconds once, completes the communication check of some fixations (for example, Subscriber Identity Module between 100 and entity user identification card 13 It is whether in place etc.).
It should be noted that because the first modem 11 of mobile terminal 1 00 is connected with entity user identification card 13, And virtual user identifying card 23 is embedded with the second application processor 20 of external equipment 200, and therefore, the first modem 11 Separate with second modem 21, second modem 21 does not wake up the first modem 11.
RPM15 be used for the various resources of management and control, including clock sources, bus resource, PMIC (Power Management IC, The voltage of power management integrated circuit, i.e. each chip), DDR (Memory Allocation), and the dormancy awakening of managing chip interruption The deadline waken up with application processor.The subsystems of mobile terminal 1 00, when needing resource, apply providing to RPM15 Source, subsystems include the first application processor 10, the first modem 11, PRONTO (WIFI/ bluetooths, NFC respectively (Near Field Communication, near-field communication) etc.), LPASS (Low power audio subsystem, low-power consumption Audio subsystem), RPM15 is used for determining the resting state of the system of mobile terminal 1 00, is specifically, and RPM15 is based on subsystems Voting mechanism realize, when subsystems all throw dormancy ticket, RPM15 can just make the whole system of mobile terminal 1 00 carry out Dormancy.And when mobile terminal 1 00 has a sub or multiple subsystems to throw the ticket for opposing dormancy, mobile terminal 1 00 is entirely System all can not dormancy.
After the whole system dormancy of mobile terminal 1 00, if to restart operation, it is necessary to wake up at the first application Reason device 10 is interacted with the transmission for carrying out data.
In the case where mobile terminal 1 00 and external equipment 200 are by USB communication connections, wake-up mode can be following three Kind:
1st, when the first application processor 10 receives signaling data, detection bag is sent to the second application processor by USB 20, to wake up the second application processor 20.
2nd, when second modem 21 receives user data, the second application processor 20 is waken up, by the second application Device 20 is managed by USB transmission detection bags to the first application processor 10, to wake up the first application processor 10.
3rd, second modem 21 periodically searches paging request, with active activation oneself.If receiving paging request, Second modem 21 then wakes up the second application processor 20, by the second application processor 20 by USB send detection bag to First application processor 10, to wake up the second application processor 20.
In addition, second modem 21 can be with periodic wakeup oneself, to carry out location updating in mobile terminal 1 00 When, interaction of shaking hands is carried out with base station, the first application processor 10 need not be now waken up.
When first timer 16 and the second timer 26 are used in mobile terminal 1 00 and the interaction of external equipment 200 Between calculating, to control the first application processor 10, the first modem 11, the second application processor 20 and/or second adjust Modulator-demodulator 21 enters wake-up states from resting state within a certain period of time, and the first application processor 10, first of control is adjusted Modulator-demodulator 11, the second application processor 20 and/or second modem 21 enter from wake-up states within a certain period of time stops Dormancy state.In embodiments of the present invention, mobile terminal 1 00 and the number of the Timer of external equipment 200 can be one, or It is multiple.
Reference picture 3, Fig. 3 is the entity structure diagram signal of mobile terminal 1 00 of the present invention and the communication connection of external equipment 200 Figure.Mobile terminal 1 00 is connected by USB with the communication of external equipment 200, wherein, mobile terminal includes but is not limited to mobile phone, PC (Personal Computer, PC) or PAD (Personal Digital Assistant, personal digital assistant), outside Connect equipment 200 and include but is not limited to wireless Internet card and data card.It should be noted that mobile terminal 1 00 by USB with it is external The link position of equipment 200 is not limited to shown in Fig. 3, and mobile terminal 1 00 can be set to be set by USB with external according to specific needs Standby 200 link position.
The hardware configuration for communicating connection based on above-mentioned LTE network framework figure, mobile terminal 1 00 and external equipment 200 shows It is intended to, and entity structure schematic diagram, propose each embodiment of the present invention.
The present embodiment proposes a kind of data transmission system, and data transmission system includes mobile terminal 1 00 and external equipment 200, mobile terminal 1 00 is connected by preset interface with external equipment 200, mobile terminal 1 00 include the first application processor 10, First radio-frequency module 12, the first modem 11 being connected with entity user identification card 13 and the first timer 16, it is external Equipment 200 includes being embedded with the second application processor 20, second modem 21, the second radio frequency of virtual user identifying card 23 The timer 26 of module 22 and second.
Second application processor 20, detects data transmission instruction, and detect default connect for working as in wake-up states When there is no the packet in transmission state in mouthful, the second timer 26 is initialized;Be equal to when the value of the second timer 26 or When person is more than the first preset time, packet to be sent is sent to by preset interface at the first application in wake-up states Manage device 10.
When the second application processor 20 in wake-up states, which detects data, sends instruction, the second application processor 20 Detect and whether there is the packet in transmission state in preset interface, that is, detect and whether there is what is do not sent in preset interface Packet.If not there is no the packet in transmission state in preset interface, start the second timer 26, and initialize second Timer 26, makes the value of the second timer 26 be equal to zero.When the value of the second timer 26 is equal to or more than the first preset time When, packet to be sent is sent to the first application in wake-up states by preset interface and handled by the second application processor 20 Device 10.
When the value of the second timer 26 is less than the first preset time, the pause of the second application processor 20 sends number to be sent According to bag to the first application processor 10.That is the second application processor 20, which is sent, treats response data packet to the first application processor 10 Time interval is the first preset time.In the present embodiment, the first preset time is set to 3ms, in other embodiments, first Preset time may be alternatively provided as 4ms or 5ms etc..Preset interface is USB.In other embodiments, preset interface can be with With the interface of USB said functions.
Further, when there is the packet in transmission state in preset interface, the second application processor 20 is waited The packet in transmission state is completely sent to the first application processor 10 in preset interface.
Further, not there is no the packet in transmission state in preset interface when the second application processor 20 is detected When, the second application processor 20, which is detected, whether there is packet to be sent in transmit queue.If existing in transmit queue to be sent Packet, then initialize the second timer 26, when the value of the second timer 26 is equal to or more than the first preset time, passes through Packet to be sent is sent to the first application processor 10 by preset interface.If there is no packet to be sent in transmit queue, The second timer 26 is then initialized, when the value of the second timer 26 is equal to or more than the first preset time, in transmit queue There is not packet to be sent also, the second application processor 20 then initializes the second timer 26 again.When the second timer 26 Value is more than or equal to setting time value, does not still there is packet to be sent in transmit queue, the second application processor 20 then from Wake-up states enter resting state.Setting time value can be set according to specific needs, in the present embodiment, and setting time value can It is set to 500ms, or 550ms etc..It is understood that memory space of the transmit queue for storage packet to be sent.Need It is noted that the value for working as the second timer 26 is more than or equal to setting time value, and still do not have in transmit queue pending When sending packet, the dormancy function for calling USB interface agreement to carry performs USB sleep operation, and USB dormancy discharges shared Clock sources, to realize the dormancy of application processor and modem.
The present embodiment by when the second application processor 20 in wake-up states detect data send instruction when, and inspection When surveying the packet for not existing in preset interface and being in transmission state, the second timer 26 is initialized;When the second timer 26 When value is equal to or more than the first preset time, packet to be sent is sent to by the second application processor 20 by preset interface The first application processor 10 in wake-up states.Realize mobile terminal 1 00 and double LTE communications are realized by external equipment 200 In function course, when not there is no the packet in transmission state in preset interface, and be equal in the value of the second timer 26 or When person is more than the first preset time, the second application processor 20 just sends packet to be sent and is sent to the first application processor 10, it is to avoid mobile terminal 1 00 and external equipment 200 are in transmission of data packets, if external equipment 200 is to mobile terminal The speed of 100 transmission packets is too fast, and multiple identification of data packets that mobile terminal 1 00 can send external equipment 200 are one The situation of packet occurs, and improves the accuracy rate of the packet transmitted by the identification external equipment 200 of mobile terminal 1 00.
Further, data transmission system second embodiment of the present invention is proposed.
The difference of data transmission system second embodiment and data transmission system first embodiment is that the second application is handled Device 20 is additionally operable to that in a dormant state, and when receiving data interaction request, wake-up states ought be entered from resting state, by pre- If interface sends detection bag to the first application processor 10, and initializes the second timer 26.
Second application processor 20 is additionally operable to when the value of the second timer 26 is equal to or more than the second preset time, inspection Whether survey detects data and sends instruction.
When the second application processor 20 in a dormant state, and the second application processor 20 receive data interaction request When, the second application processor 20 enters wake-up states from resting state.After the second application processor 20 enters wake-up states, the Two application processors 20 send detection bag to the first application processor 10, and start the second timer 26 execution Clocked operation. When starting the second timer 26, the second timer 26 is initialized, so that the value of the second timer 26 is equal to zero.Wherein, second answer The data interaction request received with processor 20 can receive eNodeB 101 request of data for the second application processor 20, or The second application processor of person 20 needs to access 2G, 3G or 4G network, or the second application processor 20 has authentication requirement etc..
When the value of the second timer 26 is equal to or more than the second preset time, the second application processor 20 is detected whether Detect data and send instruction, wherein, the data send instruction to send the instruction of packet to be sent.Second preset time can Set according to specific needs, in the present embodiment, the second preset time is set to 30ms, in other embodiments, also may be used Second preset time is set to 34ms, or 40ms etc..
It should be noted that detection bag can use the character mark of fixed word length, the detection bag is not normal packet, is The field for being not in normal data packet.As detection bag in the present embodiment, can be represented with 0xF9F9F9, in other embodiments In, it is also possible to it is set to the detection bag of other forms, such as 0xF3F3 and 0x3F3F.
The present embodiment by when the second application processor 20 in a dormant state receive data interaction ask when, actively Enter wake-up states from resting state, and send detection bag to the first application processor 10, for the first application processor 10 Enter wake-up states from resting state according to detection bag, in order to which the second application processor 20 can enter with the first application processor 10 The normal data interaction of row.
Further, data transmission system 3rd embodiment of the present invention is proposed.
The difference of data transmission system 3rd embodiment and data transmission system second embodiment is that the first application is handled Device 10 is additionally operable to, when receiving detection bag in a dormant state, enter wake-up states from resting state according to detection bag, and just The first timer of beginningization 16.
Reference picture 4, when the first application processor 10 in a dormant state receives detection bag, the first application processor 10 enter wake-up states from resting state, and start the first timer 16 execution Clocked operation, when starting the first timer 16, The first timer 16 is initialized, so that the value of the first timer 16 is equal to zero.First application processor 10 judges the first timer Whether 16 value is equal to or more than the 3rd preset time.Wherein, the 3rd preset time can be set according to specific needs, at this In embodiment, the 3rd preset time is set to 20ms, in other embodiments, the 3rd preset time can be also set to 25ms, or 28ms etc..
It should be noted that work as the second application processor 20 sends detection data by USB to the first application processor 10 Bao Hou, MPM (the interruption detection module still survived under terminal deep sleep state) detect the data outage on USB, and MPM is called out Wake up RPM, wakes up correspondence subsystem CPU according to terminal signaling source by RPM, then corresponding subsystem is to be waken up processing event.
First application processor 10 is additionally operable to, when the value of the first timer 16 is equal to or more than three preset times, connect Packet to be sent is received, and handles packet to be sent, wherein, difference between the second preset time and the 3rd preset time etc. In or less than default value.
When the value of the first timer 16 is equal to or more than three preset times, the first application processor 10 receives pending Packet is sent, and handles packet to be sent.Such as when packet to be sent is to need the first application processor 10 to be responded, the One application processor 10 then responds the packet to be sent.It is understood that the first application processor 10 handles number to be sent It is that packet to be sent is sent to by corresponding module according to the attribute of packet to be sent or carried out corresponding according to the essence of bag Processing.
In order to ensure that mobile terminal 1 00 can normally receive the packet to be sent transmitted by external equipment 200, second presets Time should be more than difference between the 3rd preset time, and the second preset time and the 3rd preset time and should be equal to or less than in advance If numerical value.It is understood that the first application processor 10 should be less than from the time that resting state is changed to wake-up states or Equal to default value.In the present embodiment, default value is set to 10ms, in other embodiments, and default value may be configured as 8ms, or 9ms etc..
Comparison diagram 5 and Fig. 6 understood, the first application processor 10 can be waited from the time that resting state is changed to wake-up states It is now, between the 3rd preset time and default value and equal to the second preset time in default value (as shown in Figure 5).The One application processor 10 from resting state change to wake-up states time can be less than default value (as shown in Figure 6), now, It is between 3rd preset time and default value and less than the second preset time.
Further, the first application processor 10 is additionally operable to judge whether the value of the first timer 16 is equal to or more than the Three preset times;If the value of the first timer is less than the 3rd preset time, and receives packet to be sent, then abandon to be sent Packet.
After the first application processor 10 is changed to wake-up states from resting state, the first application processor 10 judges first Whether the value of timer 16 is equal to or more than the 3rd preset time.If the value of the first timer 16 is less than the 3rd preset time, And first application processor 10 receive packet to be sent, the first application processor 10 then abandons the packet to be sent, no The packet to be sent is reported into upper strata.
The present embodiment by when the first application processor 10 in a dormant state when, the second application processor 20 send detection Wrap to the first application processor 10, to wake up the first application processor 10.And enter wake-up states in the first application processor 10 Afterwards, the time difference between the first timer 16 and the second timer 26 is passed through, it is to avoid second application processor 20 sends data When wrapping to the first application processor 10, the first application processor 10 is in incomplete wake-up states, causes the first application processor The situation of 10 received data packets failure occurs.Double LTE communication function courses are realized by external equipment 200 in mobile terminal 1 00 In, improve the success rate of external equipment 200 and the data transfer of mobile terminal 1 00.
Further, data transmission system fourth embodiment of the present invention is proposed.
The difference of data transmission system fourth embodiment and data transmission system second embodiment is that the second application is handled Device 20 is additionally operable to, when the value of the second timer 26 is less than three preset times, connect again by default after the preset duration of interval Mouth sends detection bag to the first application processor 10.
When the second application processor 20 by preset interface sends detection bag to the first application processor 10, and initialization the After two timers 26, the second application processor 20 judges whether the value of the second timer 26 is less than the 3rd preset time.When second When the value of timer 26 is less than three preset times, the second application processor 20 connects after the preset duration of interval again by default Mouth sends detection bag to the first application processor 10.In the present embodiment, preset duration can be set according to specific needs, but be Ensure that detection bag will not be mistakenly considered the normal data packet that the second application processor 20 is sent by the first application processor 10, i.e., Detection bag is mistakenly considered the packet to be sent that the second application processor 20 is sent, preset duration should be less than the 3rd it is default when Between.Preset duration can be such as set to 4ms, 6ms or 8ms etc..When the 3rd preset time is 20ms, preset duration is 6ms When, the second application processor 20 sends detection bag to the first application processor 10 after at interval of 6ms again by preset interface, That is the second application processor 20 have sent altogether three detection bags to the first application processor 10.
The present embodiment by when the second timer 26 value be less than three preset times when, the second application processor 20 Every sending detection bag to the first application processor 10 again by preset interface after preset duration, to avoid the second application processor 20 during transmission detection bag is to the first application processor 10, detects packet loss, or detection is wrapped situations such as damaging and occurred, with Cause to fail to receive detection and wrap from resting state in the first application processor 10 to enter wake-up states.
The present invention also provides a kind of data transmission method.
Reference picture 7, Fig. 7 is the schematic flow sheet of data transmission method first embodiment of the present invention.
The present embodiment proposes a kind of data transmission method, in the present embodiment there is provided the embodiment of data transmission method, , can be with different from herein it should be noted that, although show logical order in flow charts, but in some cases Order performs shown or described step.
Data transmission method is applied to pass through in the mobile terminal 1 00 that preset interface is connected with external equipment 200, mobile whole End 100 includes the first application processor 10, the first radio-frequency module 12, the first modulation /demodulation being connected with entity user identification card 13 The timer 16 of device 11 and first, external equipment 200 includes the second application processor for being embedded with virtual user identifying card 23 20th, second modem 21, the second radio-frequency module 22 and the second timer 26.
Step S10, sends instruction, and detect pre- when the second application processor 20 in wake-up states detects data If there is no the packet in transmission state in interface, the second timer 26 is initialized.
Step S20, when the value of the second timer 26 is equal to or more than the first preset time, the second application processor 20 Packet to be sent is sent to by preset interface by the first application processor 10 in wake-up states.
When the second application processor 20 in wake-up states, which detects data, sends instruction, the second application processor 20 Detect and whether there is the packet in transmission state in preset interface, that is, detect and whether there is what is do not sent in preset interface Packet.If not there is no the packet in transmission state in preset interface, start the second timer 26, and initialize second Timer 26, makes the value of the second timer 26 be equal to zero.When the value of the second timer 26 is equal to or more than the first preset time When, packet to be sent is sent to the first application in wake-up states by preset interface and handled by the second application processor 20 Device 10.
When the value of the second timer 26 is less than the first preset time, the pause of the second application processor 20 sends number to be sent According to bag to the first application processor 10.That is the second application processor 20, which is sent, treats response data packet to the first application processor 10 Time interval is the first preset time.In the present embodiment, the first preset time is set to 3ms, in other embodiments, first Preset time may be alternatively provided as 4ms or 5ms etc..Preset interface is USB.In other embodiments, preset interface can be with With the interface of USB said functions.
Further, when there is the packet in transmission state in preset interface, the second application processor 20 is waited The packet in transmission state is completely sent to the first application processor 10 in preset interface.
Further, not there is no the packet in transmission state in preset interface when the second application processor 20 is detected When, the second application processor 20, which is detected, whether there is packet to be sent in transmit queue.If existing in transmit queue to be sent Packet, then initialize the second timer 26, when the value of the second timer 26 is equal to or more than the first preset time, passes through Packet to be sent is sent to the first application processor 10 by preset interface.If there is no packet to be sent in transmit queue, The second timer 26 is then initialized, when the value of the second timer 26 is equal to or more than the first preset time, in transmit queue There is not packet to be sent also, the second application processor 20 then initializes the second timer 26 again.When the second timer 26 Value is more than or equal to setting time value, does not still there is packet to be sent in transmit queue, the second application processor 20 then from Wake-up states enter resting state.Setting time value can be set according to specific needs, in the present embodiment, and setting time value can It is set to 500ms, or 550ms etc..It is understood that memory space of the transmit queue for storage packet to be sent.Need It is noted that the value for working as the second timer 26 is more than or equal to setting time value, and still do not have in transmit queue pending When sending packet, the dormancy function for calling USB interface agreement to carry performs USB sleep operation, and USB dormancy discharges shared Clock sources, to realize the dormancy of application processor and modem.
The present embodiment by when the second application processor 20 in wake-up states detect data send instruction when, and inspection When surveying the packet for not existing in preset interface and being in transmission state, the second timer 26 is initialized;When the second timer 26 When value is equal to or more than the first preset time, packet to be sent is sent to by the second application processor 20 by preset interface The first application processor 10 in wake-up states.Realize mobile terminal 1 00 and double LTE communications are realized by external equipment 200 In function course, when not there is no the packet in transmission state in preset interface, and be equal in the value of the second timer 26 or When person is more than the first preset time, the second application processor 20 just sends packet to be sent and is sent to the first application processor 10, it is to avoid mobile terminal 1 00 and external equipment 200 are in transmission of data packets, if external equipment 200 is to mobile terminal The speed of 100 transmission packets is too fast, and multiple identification of data packets that mobile terminal 1 00 can send external equipment 200 are one The situation of packet occurs, and improves the accuracy rate of the packet transmitted by the identification external equipment 200 of mobile terminal 1 00.
Further, data transmission method second embodiment of the present invention is proposed.
The difference of data transmission method second embodiment and data transmission method first embodiment is, reference picture 8, data Transmission method also includes:
Step S30, when the second application processor 20 in a dormant state, and the second application processor 20 receive data friendship Mutually during request, the second application processor 20 enters wake-up states from resting state, and detection bag is sent to first by preset interface Application processor 10, and initialize the second timer 26.
Step S40, when the value of the second timer 26 is equal to or more than the second preset time, the second application processor 20 Detect whether that detecting data sends instruction.
When the second application processor 20 in a dormant state, and the second application processor 20 receive data interaction request When, the second application processor 20 enters wake-up states from resting state.After the second application processor 20 enters wake-up states, the Two application processors 20 send detection bag to the first application processor 10, and start the second timer 26 execution Clocked operation. When starting the second timer 26, the second timer 26 is initialized, so that the value of the second timer 26 is equal to zero.Wherein, second answer The data interaction request received with processor 20 can receive eNodeB 101 request of data for the second application processor 20, or The second application processor of person 20 needs to access 2G, 3G or 4G network, or the second application processor 20 has authentication requirement etc..
When the value of the second timer 26 is equal to or more than the second preset time, the second application processor 20 is detected whether Detect data and send instruction, wherein, the data send instruction to send the instruction of packet to be sent.Second preset time can Set according to specific needs, in the present embodiment, the second preset time is set to 30ms, in other embodiments, also may be used Second preset time is set to 34ms, or 40ms etc..
It should be noted that detection bag can use the character mark of fixed word length, the detection bag is not normal packet, is The field for being not in normal data packet.As detection bag in the present embodiment, can be represented with 0xF9F9F9, in other embodiments In, it is also possible to it is set to the detection bag of other forms, such as 0xF3F3 and 0x3F3F.
The present embodiment by when the second application processor 20 in a dormant state receive data interaction ask when, actively Enter wake-up states from resting state, and send detection bag to the first application processor 10, for the first application processor 10 Enter wake-up states from resting state according to detection bag, in order to which the second application processor 20 can enter with the first application processor 10 The normal data interaction of row.
Further, data transmission method 3rd embodiment of the present invention is proposed.
The difference of data transmission method 3rd embodiment and data transmission method second embodiment is, data transmission method Also include:
Step a, when the first application processor 10 in a dormant state receives detection bag, the first application processor 10 Wake-up states are entered from resting state according to detection bag, and initialize the first timer 16.
Reference picture 4, when the first application processor 10 in a dormant state receives detection bag, the first application processor 10 enter wake-up states from resting state, and start the first timer 16 execution Clocked operation, when starting the first timer 16, The first timer 16 is initialized, so that the value of the first timer 16 is equal to zero.First application processor 10 judges the first timer Whether 16 value is equal to or more than the 3rd preset time.Wherein, the 3rd preset time can be set according to specific needs, at this In embodiment, the 3rd preset time is set to 20ms, in other embodiments, the 3rd preset time can be also set to 25ms, or 28ms etc..
It should be noted that work as the second application processor 20 sends detection data by USB to the first application processor 10 Bao Hou, MPM (the interruption detection module still survived under terminal deep sleep state) detect the data outage on USB, and MPM is called out Wake up RPM, wakes up correspondence subsystem CPU according to terminal signaling source by RPM, then corresponding subsystem is to be waken up processing event.
Step b, when the value of the first timer 16 is equal to or more than three preset times, the first application processor 10 connects Packet to be sent is received, and handles packet to be sent, wherein, difference between the second preset time and the 3rd preset time etc. In or less than default value.
When the value of the first timer 16 is equal to or more than three preset times, the first application processor 10 receives pending Packet is sent, and handles packet to be sent.Such as when packet to be sent is to need the first application processor 10 to be responded, the One application processor 10 then responds the packet to be sent.It is understood that the first application processor 10 handles number to be sent It is that packet to be sent is sent to by corresponding module according to the attribute of packet to be sent or carried out corresponding according to the essence of bag Processing.
In order to ensure that mobile terminal 1 00 can normally receive the packet to be sent transmitted by external equipment 200, second presets Time should be more than difference between the 3rd preset time, and the second preset time and the 3rd preset time and should be equal to or less than in advance If numerical value.It is understood that the first application processor 10 should be less than from the time that resting state is changed to wake-up states or Equal to default value.In the present embodiment, default value is set to 10ms, in other embodiments, and default value may be configured as 8ms, or 9ms etc..
Comparison diagram 5 and Fig. 6 understood, the first application processor 10 can be waited from the time that resting state is changed to wake-up states It is now, between the 3rd preset time and default value and equal to the second preset time in default value (as shown in Figure 5).The One application processor 10 from resting state change to wake-up states time can be less than default value (as shown in Figure 6), now, It is between 3rd preset time and default value and less than the second preset time.
Further, data transmission method also includes:
Step c, when the first application processor 10 judges whether the value of the first timer 16 is default equal to or more than the 3rd Between.
Step d, if the value of the first timer 16 be less than the 3rd preset time, and the first application processor 10 receive it is pending Packet is sent, the first application processor 10 then abandons packet to be sent.
After the first application processor 10 is changed to wake-up states from resting state, the first application processor 10 judges first Whether the value of timer 16 is equal to or more than the 3rd preset time.If the value of the first timer 16 is less than the 3rd preset time, And first application processor 10 receive packet to be sent, the first application processor 10 then abandons the packet to be sent, no The packet to be sent is reported into upper strata.
The present embodiment by when the first application processor 10 in a dormant state when, the second application processor 20 send detection Wrap to the first application processor 10, to wake up the first application processor 10.And enter wake-up states in the first application processor 10 Afterwards, the time difference between the first timer 16 and the second timer 26 is passed through, it is to avoid second application processor 20 sends data When wrapping to the first application processor 10, the first application processor 10 is in incomplete wake-up states, causes the first application processor The situation of 10 received data packets failure occurs.Double LTE communication function courses are realized by external equipment 200 in mobile terminal 1 00 In, improve the success rate of external equipment 200 and the data transfer of mobile terminal 1 00.
Further, data transmission method fourth embodiment of the present invention is proposed.
The difference of data transmission method fourth embodiment and data transmission method second embodiment is, reference picture 9, data Transmission method also includes:
Step S50, when the value of the second timer 26 is less than three preset times, the second application processor 20 is pre- at interval If sending detection bag to the first application processor 10 again by preset interface after duration.
When the second application processor 20 by preset interface sends detection bag to the first application processor 10, and initialization the After two timers 26, the second application processor 20 judges whether the value of the second timer 26 is less than the 3rd preset time.When second When the value of timer 26 is less than three preset times, the second application processor 20 connects after the preset duration of interval again by default Mouth sends detection bag to the first application processor 10.In the present embodiment, preset duration can be set according to specific needs, but be Ensure that detection bag will not be mistakenly considered the normal data packet that the second application processor 20 is sent by the first application processor 10, i.e., Detection bag is mistakenly considered the packet to be sent that the second application processor 20 is sent, preset duration should be less than the 3rd it is default when Between.Preset duration can be such as set to 4ms, 6ms or 8ms etc..When the 3rd preset time is 20ms, preset duration is 6ms When, the second application processor 20 sends detection bag to the first application processor 10 after at interval of 6ms again by preset interface, That is the second application processor 20 have sent altogether three detection bags to the first application processor 10.
The present embodiment by when the second timer 26 value be less than three preset times when, the second application processor 20 Every sending detection bag to the first application processor 10 again by preset interface after preset duration, to avoid the second application processor 20 during transmission detection bag is to the first application processor 10, detects packet loss, or detection is wrapped situations such as damaging and occurred, with Cause to fail to receive detection and wrap from resting state in the first application processor 10 to enter wake-up states.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row His property is included, so that process, method, article or system including a series of key elements not only include those key elements, and And also including the other key elements being not expressly set out, or also include for this process, method, article or system institute inherently Key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including this Also there is other identical element in process, method, article or the system of key element.
The embodiments of the present invention are for illustration only, and the quality of embodiment is not represented.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases The former is more preferably embodiment.Understood based on such, technical scheme is substantially done to prior art in other words Going out the part of contribution can be embodied in the form of software product, and the computer software product is stored in a storage medium In (such as ROM/RAM, magnetic disc, CD), including some instructions are make it that a station terminal equipment (can be mobile phone, computer, clothes It is engaged in device, air-conditioner, or network equipment etc.) method that performs each embodiment of the invention.
The preferred embodiments of the present invention are these are only, are not intended to limit the scope of the invention, it is every to utilize this hair Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills Art field, is included within the scope of the present invention.

Claims (10)

1. a kind of data transmission system, it is characterised in that the data transmission system includes mobile terminal and external equipment, described Mobile terminal is connected by preset interface with the external equipment, and the mobile terminal includes the first application processor and entity The first modem and the first timer of Subscriber Identity Module connection, the external equipment include being embedded with Virtual User The second application processor, second modem and the second timer of identification card;
Second application processor, detects data transmission instruction, and detect described default for working as in wake-up states When there is no the packet in transmission state in interface, second timer is initialized;When the value of second timer During equal to or more than the first preset time, packet to be sent is sent in wake-up states by the preset interface First application processor.
2. data transmission system as claimed in claim 1, it is characterised in that second application processor is additionally operable to work as and is in Resting state, and when receiving data interaction request, enter wake-up states from the resting state, sent out by the preset interface Detection bag is sent to first application processor, and initializes second timer;When the value of second timer is equal to Or during more than the second preset time, detect whether that detecting data sends instruction.
3. data transmission system as claimed in claim 2, it is characterised in that first application processor is additionally operable to work as and is in When resting state receives the detection bag, the wake-up states are entered from the resting state according to the detection bag, and just Beginningization first timer;When the value of first timer is equal to or more than three preset time, institute is received Packet to be sent is stated, and handles the packet to be sent, wherein, second preset time and the 3rd preset time Between difference be equal to or less than default value.
4. data transmission system as claimed in claim 3, it is characterised in that first application processor is additionally operable to judge institute Whether the value for stating the first timer is equal to or more than the 3rd preset time;If the value of first timer is less than the described 3rd Preset time, and receive the packet to be sent, then abandon the packet to be sent.
5. data transmission system as claimed in claim 2, it is characterised in that second application processor is additionally operable to when described When the value of second timer is less than three preset time, sent after the preset duration of interval again by the preset interface The detection bag is to first application processor.
6. a kind of data transmission method, it is characterised in that the data transmission method is applied to mobile terminal and by default The external equipment that interface is connected with the mobile terminal, the mobile terminal includes the first application processor, known with entity user Do not block the first modem and the first timer of connection, the external equipment includes being embedded with virtual user identifying card The second application processor, second modem and the second timer;
Instruction is sent when second application processor in wake-up states detects data, and detects the preset interface In when there is no the packet in transmission state, initialize second timer;
When the value of second timer is equal to or more than the first preset time, second application processor passes through described Packet to be sent is sent to first application processor in wake-up states by preset interface.
7. data transmission method as claimed in claim 6, it is characterised in that described when be in wake-up states described second should Data are detected with processor and send instruction, and detect the packet for not existing in the preset interface and being in transmission state When, initialize second timer the step of before, also include:
When second application processor in a dormant state, and second application processor receive data interaction request When, second application processor enters wake-up states from the resting state, by the preset interface send detection bag to First application processor, and initialize second timer;
When the value of second timer is equal to or more than the second preset time, second application processor is detected whether Detect data and send instruction.
8. data transmission method as claimed in claim 7, it is characterised in that second application processor is from the dormancy shape State enters wake-up states, sends detection bag to first application processor by the preset interface, and initialize described the After the step of two timers, also include:
When first application processor in a dormant state receives the detection bag, the first application processor root Enter the wake-up states from the resting state according to the detection bag, and initialize first timer;
Packet to be sent is sent in described in wake-up states by second application processor by the preset interface After the step of first application processor, also include:
When the value of first timer is equal to or more than three preset time, first application processor is received The packet to be sent, and handle the packet to be sent, wherein, second preset time and it is described 3rd it is default when Between between difference be equal to or less than default value.
9. data transmission method as claimed in claim 8, it is characterised in that when the value of first timer is equal to or greatly When three preset time, first application processor receives the packet to be sent, and handles described to be sent Before the step of packet, also include:
First application processor judges whether the value of first timer is equal to or more than the 3rd preset time;
If the value of first timer is less than the 3rd preset time, and first application processor receives described treat Packet is sent, first application processor then abandons the packet to be sent.
10. data transmission method as claimed in claim 7, it is characterised in that second application processor is from the dormancy State enters wake-up states, sends detection bag to first application processor by the preset interface, and initialize described After the step of second timer, also include:
When the value of second timer is less than three preset time, second application processor is when interval is default The detection bag is sent to first application processor again by the preset interface after length.
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