CN101778174A - Method, system and external card for achieving function extension of mobile terminal - Google Patents
Method, system and external card for achieving function extension of mobile terminal Download PDFInfo
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- CN101778174A CN101778174A CN201010116349A CN201010116349A CN101778174A CN 101778174 A CN101778174 A CN 101778174A CN 201010116349 A CN201010116349 A CN 201010116349A CN 201010116349 A CN201010116349 A CN 201010116349A CN 101778174 A CN101778174 A CN 101778174A
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- Y—GENERAL 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
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- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
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Abstract
The invention discloses a method for achieving the function extension of a mobile terminal, which comprises the following steps that: an extension function module for supporting a secure digital input / output interface (SDIO) and a peripheral module thereof are integrated in an external card; after connecting the external card and the SDIO interface of the mobile terminal, the mobile terminal detects the type of the extension function module, and activates the corresponding extension function according to the type of the extension function module; after the corresponding function is started up on the mobile terminal, the drive program of the extension function module is loaded, and the mobile terminal is in data interaction with the extension function module by the SDIO interface. The invention also discloses a system and an external card for achieving the function extension of the mobile terminal simultaneously. According to the scheme of the invention, the layout area of the mainboard of the mobile terminal is saved, the standby power consumption and shutdown leakage current of the whole machine are reduced, the miniaturization of the mobile terminal is easy to be achieved, and policy risks can be avoided simultaneously.
Description
Technical field
The present invention relates to the mobile terminal function expansion technique, relate in particular to a kind of method, system and add-on card of mobile terminal function expansion.
Background technology
Portable terminal is along with years of development, and function is more and more stronger, is example with the mobile phone, has nowadays developed into the smart mobile phone stage.Along with the raising of intelligent chip disposal ability, people become more diversified the requirement of mobile phone, and functions such as large-screen, mobile TV, wifi online become the configuration main flow gradually; Simultaneously, the user has also had higher demand to thickness, the miniaturization of mobile phone, but at this moment contradiction just occurred: function is many more, and peripheral functional module also can increase, and taking the mobile phone space will strengthen; Same, the disposal ability of intelligent chip, under the constant situation of production technology, integrated level is high more, and volume is big more, and this is to miniaturization, ultra-thin suitable unfavorable.Mainly contain two kinds of scheme replies at present, a kind of is to improve integrated level, and introduces littler wafer process; Another kind is exactly according to different customers, and the functional module of periphery is selected, and the function that will not be suitable for these customers is removed with layout area savings.First kind of scheme will be brought the increase of cost, and increased the production difficulty; The problem of second kind of scheme is exactly the minimizing of function, makes that the differentiation of each producer's cell-phone function is not obvious, is difficult to attract clients with new function, and can not satisfies the demand of client to cell-phone function.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of method, system and add-on card of mobile terminal function expansion, when saving the portable terminal inner space, satisfies the demand of client to cell-phone function.
For achieving the above object, technical scheme of the present invention is achieved in that
The method of a kind of mobile terminal function expansion provided by the invention, this method comprises:
To support expanded function module and its peripheral module of secure digital input/output interface (SDIO) to be integrated in the add-on card;
With after the SDIO interface of portable terminal is connected, portable terminal detects the type of expanded function module with add-on card, activates corresponding expanded function according to the type of expanded function module;
After starting corresponding function on the portable terminal, load the driver of expanded function module, according to the SDIO standard, portable terminal and expanded function module utilize the SDIO interface to carry out data interaction.
In the such scheme, the type that described portable terminal detects the expanded function module is specially: the expanded function module in the add-on card sends identify label (ID) information by the SDIO interface to portable terminal, and portable terminal detects the type that id information identifies the expanded function module according to the SDIO standard by the SDIO interface.
In the such scheme, described with add-on card with further comprise after the SDIO interface of portable terminal is connected: when contact was good, the power supply indicator on the add-on card was bright.
The system of a kind of mobile terminal function expansion provided by the invention, this system comprises: portable terminal, add-on card; Wherein,
Portable terminal, be used to detect the SDIO interface, and when having add-on card to insert, identify the type of expanded function module in the add-on card, activate self corresponding expanded function, after the user starts corresponding expanded function, load the driver of expanded function module, carry out data interaction according to SDIO standard and add-on card;
Add-on card is used for integrated expanded function module and peripheral module, is connected with the SDIO interface of portable terminal, carries out data interaction according to SDIO standard and portable terminal.
In the such scheme, described add-on card further comprises: peripheral module, expanded function module; Wherein,
Peripheral module is used for providing operating voltage and clock frequency to the expanded function module;
Expanded function module, the id information that is used for sending self by the SDIO interface be to portable terminal, and carry out data interaction according to SDIO standard and portable terminal;
The type that described portable terminal identifies expanded function module in the add-on card is specially: portable terminal identifies the type of expanded function module in the add-on card according to the id information that receives.
In the such scheme, described peripheral module further comprises: LDO power module, module clock, power supply indicator; Wherein,
The LDO power module is used for the voltage of the SDIO interface of portable terminal is carried out conversion, provides operating voltage to the expanded function module;
The module clock is used to the expanded function module that clock frequency is provided;
Power supply indicator is used to judge whether add-on card and portable terminal are connected well, are lighted by the voltage of SDIO interface.
In the such scheme, during with wireless communication, described peripheral module further comprises antenna to add-on card at needs, is used for receiving and sending wireless messages;
Described expanded function module is further used for the wireless messages that antenna is received and the wireless messages that will send handled.
A kind of add-on card that realizes the mobile terminal function expansion provided by the invention, this add-on card comprises: peripheral module, expanded function module; Wherein,
Peripheral module is used for providing operating voltage and clock frequency to the expanded function module;
Expanded function module, the id information that is used for sending self by the SDIO interface be to portable terminal, and carry out data interaction according to SDIO standard and portable terminal.
In the such scheme, described peripheral module further comprises: LDO power module, module clock, power supply indicator, wherein,
The LDO power module is used for the voltage of the SDIO interface of portable terminal is carried out conversion, provides operating voltage to the expanded function module;
The module clock is used to the expanded function module that clock frequency is provided;
Power supply indicator is used to judge whether add-on card and portable terminal are connected well, are lighted by the voltage of SDIO interface.
In the such scheme, when described add-on card will realize with wireless communication, peripheral module further comprised antenna, was used for receiving and sending wireless messages;
Described expanded function module is further used for the wireless messages that antenna is received and the wireless messages that will send handled.
The invention provides a kind of method, system and add-on card of mobile terminal function expansion, to support expanded function module and its peripheral module of SDIO to be integrated in the add-on card, after add-on card being inserted the SDIO interface of portable terminal, portable terminal detects the type of expanded function module by the SDIO interface, activates corresponding expanded function according to the type of expanded function module; After starting corresponding function on the portable terminal, load the driver of expanded function module, utilize SDIO interface and expanded function module to carry out the data interaction of expanded function, thereby realize the expansion of mobile terminal function; According to the solution of the present invention, the peripheral module of expanded function module is integrated on the add-on card, saved the layout area of portable terminal mainboard, reduce complete machine stand-by power consumption and shutdown leakage current, make portable terminal easily realize miniaturization; Simultaneously policy risk can be evaded, add-on card can be equipped with in the area that does not have authentication for the function of expanding; In addition, add-on card is an autonomous device, helps the upgrading to hardware.
Description of drawings
Fig. 1 realizes the schematic flow sheet of the method for mobile terminal function expansion for the present invention;
Fig. 2 realizes the structural representation of the system of mobile terminal function expansion for the present invention;
Fig. 3 realizes the structural representation of the system of portable terminal wifi function expansion for the present invention;
Fig. 4 is the three-view diagram of existing portable terminal T card slot position;
Fig. 5 realizes the interior layout schematic diagram of the add-on card of the system that portable terminal wifi function is expanded for the present invention;
Fig. 6 realizes the structural representation of the add-on card of mobile terminal function expansion for the present invention.
Embodiment
Basic thought of the present invention is: will support the expanded function module of SDIO interface and its peripheral module to be integrated in the add-on card; With after the SDIO interface of portable terminal is connected, portable terminal detects the type of expanded function module with add-on card, activates corresponding expanded function according to the type of expanded function module; After starting corresponding function on the portable terminal, load the driver of expanded function module, according to the SDIO standard, portable terminal and expanded function module utilize the SDIO interface to carry out the data interaction of expanded function, realize the expansion of mobile terminal function.
Described expanded function module comprises wifi module, CMMB module, GPS module etc.
The present invention is described in further detail below by drawings and the specific embodiments.
The present invention realizes a kind of method of mobile terminal function expansion, and as shown in Figure 1, this method comprises following step:
Step 101: will support the expanded function module of SDIO interface and its peripheral module to be integrated in the add-on card;
Concrete, with support the expanded function module of SDIO interface and peripheral module thereof be integrated in one external in, wherein, described peripheral module is included as the expanded function module provides the antenna of the module clock of clock signal, reception and transmission wireless messages, provide power supply the LDO power module, and indication be connected whether good peripheral modules such as power supply indicator with the SDIO interface; This add-on card adopts the golden finger plug to be connected with the slot of portable terminal SDIO interface, and is corresponding with slot, and the 6 line SDIO that also have standard on this golden finger plug reach power supply and ground totally 8 signal pins; Described module clock is selected according to the acp chip that the expanded function module uses; The slot of described portable terminal SDIO interface is generally the T card slot.
Step 102: after add-on card inserted portable terminal, portable terminal detected the type of expanded function module by the SDIO interface, and activates self corresponding expanded function;
Concrete, after add-on card inserted portable terminal, when connection is good, the voltage of the SDIO interface of portable terminal will be lighted the power supply indicator on the add-on card, expanded function module in the add-on card sends id information by the SDIO interface to portable terminal, portable terminal detects by the SDIO interface whether id information is the storage card identification information according to the SDIO standard, if not, then be judged as the expanded function module, and identify the type of expanded function module according to id information, activating corresponding expanded function in the mobile terminal operating system, is can be by inferior as the expanded function key-press status; If, then read and write according to storage card of the prior art, finish flow process of the present invention.Portable terminal can polling mode detect the SDIO interface.
Id information described in this step is wifi module information or CMMB module information or GPS module information etc.
Step 103: after starting the function of expanded function module correspondence on the portable terminal, load the driver of expanded function module, according to the SDIO standard, portable terminal and expanded function module utilize the SDIO interface to carry out data interaction;
Concrete, the user starts the function of expanded function module correspondence on portable terminal, and portable terminal loads the driver of expanded function module, and according to the SDIO standard, portable terminal and expanded function module utilize the SDIO interface to carry out the data interaction of expanded function; When the expanded function module need be with wireless communication, the expanded function module received and sends wireless messages and wireless messages is handled by antenna, such as modulation or demodulation etc., realize the expansion of mobile terminal function.
According to said method, the invention provides a kind of system of mobile terminal function expansion, as shown in Figure 2, this system comprises: portable terminal 21, add-on card 22; Wherein,
Portable terminal 21, be used for detecting the SDIO interface with polling mode, and detecting not when inserting for the add-on card 22 of storage card, according to the id information that receives, identify the type of expanded function module in the add-on card 22, activate self corresponding expanded function, after the user starts corresponding expanded function, load the driver of expanded function module, carry out the data interaction of expanded function according to SDIO standard and add-on card 22;
Add-on card 22 is used for integrated expanded function module and peripheral module thereof, is connected with the SDIO interface of portable terminal 21, and the id information that sends self by the SDIO interface carries out the data interaction of expanded function to portable terminal 21 according to SDIO standard and portable terminal 21;
Further, described add-on card 22 comprises: peripheral module, expanded function module 221, wherein,
Peripheral module is used for providing operating voltage and clock frequency to expanded function module 221;
Expanded function module 221, the id information that is used for sending self by the SDIO interface be to portable terminal 21, and carry out the data interaction of expanded function according to SDIO standard and portable terminal 21;
Described peripheral module further comprises: LDO power module 222, module clock 223, power supply indicator 224; Wherein,
LDO power module 222 is used for the voltage of the SDIO interface of portable terminal 21 is carried out conversion, provides operating voltage to expanded function module 221;
Module clock 223 is used to expanded function module 221 that clock frequency is provided;
Power supply indicator 224 is used to judge whether add-on card 22 and portable terminal 21 are connected well, are lighted by the voltage of SDIO interface, and lamp is bright good for connecting; Do not work then for not connecting;
During with wireless communication, peripheral module further comprises antenna 225 to described add-on card 22 at needs, is used for receiving and sending wireless messages;
Described expanded function module 221 is further used for the wireless messages that antenna 225 is received and the wireless messages that will send is handled.
Below by specific embodiment the solution of the present invention is described in further detail again.
The present invention realizes the system of portable terminal wifi function expansion, and as shown in Figure 3, this system comprises: portable terminal 31, add-on card 32; Wherein,
Portable terminal 31, be used for detecting the SDIO interface with polling mode, and detecting not when inserting for the add-on card 32 of storage card, according to the id information that receives is wifi module information, identifying in the add-on card 32 is the wifi module, activates the wifi function of self, after starting the wif function, load the driver of wifi module, carry out data interaction according to SDIO standard and wifi module;
Described portable terminal 31 has the SDIO interface, and as shown in Figure 4, the slot of its SDIO interface is the T card slot;
Add-on card 32, be used for integrated expanded function module and peripheral module thereof, be connected, send the id information of self with the SDIO interface of portable terminal 31, receive and send wireless messages, reach wireless messages is handled, and carry out data interaction according to SDIO standard and portable terminal 31;
Further, described add-on card 32 is connected with the T card slot of portable terminal 31 by the golden finger plug, also comprise: LDO power module 322, module clock 323, wifi module 321, antenna 324, power supply indicator 325, layout in add-on card 32 as shown in Figure 5, wherein, LDO power module 322, module clock 323, antenna 324, power supply indicator 325 are the peripheral module of wifi module 321;
Wifi module 321, the id information that is used for sending self by the SDIO interface be to portable terminal 31, and the wireless messages that antenna 324 is received and the wireless messages that will send handle, and carry out data interaction according to SDIO standard and portable terminal 31;
Module clock 323 is used to wifi module 321 that clock frequency is provided;
Antenna 324 is used for receiving and sending wireless messages;
Based on such scheme, the present invention also provides a kind of add-on card that realizes the mobile terminal function expansion, and as shown in Figure 6, this add-on card has the plug that is connected with portable terminal SDIO interface, also comprises: peripheral module, expanded function module 61; Wherein,
Peripheral module is used for providing operating voltage and clock frequency to expanded function module 61;
Expanded function module 61, the id information that is used for sending self by the SDIO interface be to portable terminal, and carry out data interaction according to SDIO standard and portable terminal;
Described peripheral module further comprises: LDO power module 62, module clock 63, power supply indicator 64, wherein,
LDO power module 62 is used for the voltage of the SDIO interface of portable terminal is carried out conversion, provides operating voltage to expanded function module 61;
Module clock 63 is used to expanded function module 61 that clock frequency is provided;
Power supply indicator 64 is used to judge whether add-on card and portable terminal are connected well, are lighted by the voltage of SDIO interface, and lamp is bright good for connecting; Do not work then for not connecting;
When described add-on card will realize with wireless communication, peripheral module further comprised antenna 65, was used for receiving and sending wireless messages;
Described expanded function module 61 is further used for the wireless messages that antenna 65 is received and the wireless messages that will send is handled.
The above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the method for mobile terminal function expansion is characterized in that this method comprises:
To support expanded function module and its peripheral module of secure digital input/output interface (SDIO) to be integrated in the add-on card;
With after the SDIO interface of portable terminal is connected, portable terminal detects the type of expanded function module with add-on card, activates corresponding expanded function according to the type of expanded function module;
After starting corresponding function on the portable terminal, load the driver of expanded function module, according to the SDIO standard, portable terminal and expanded function module utilize the SDIO interface to carry out data interaction.
2. method according to claim 1, it is characterized in that, the type that described portable terminal detects the expanded function module is specially: the expanded function module in the add-on card sends identify label (ID) information by the SDIO interface to portable terminal, and portable terminal detects the type that id information identifies the expanded function module according to the SDIO standard by the SDIO interface.
3. method according to claim 1 is characterized in that, described with add-on card with further comprise after the SDIO interface of portable terminal is connected: when contact was good, the power supply indicator on the add-on card was bright.
4. the system of a mobile terminal function expansion is characterized in that this system comprises: portable terminal, add-on card; Wherein,
Portable terminal, be used to detect the SDIO interface, and when having add-on card to insert, identify the type of expanded function module in the add-on card, activate self corresponding expanded function, after the user starts corresponding expanded function, load the driver of expanded function module, carry out data interaction according to SDIO standard and add-on card;
Add-on card is used for integrated expanded function module and peripheral module, is connected with the SDIO interface of portable terminal, carries out data interaction according to SDIO standard and portable terminal.
5. system according to claim 4 is characterized in that, described add-on card further comprises: peripheral module, expanded function module; Wherein,
Peripheral module is used for providing operating voltage and clock frequency to the expanded function module;
Expanded function module, the id information that is used for sending self by the SDIO interface be to portable terminal, and carry out data interaction according to SDIO standard and portable terminal;
The type that described portable terminal identifies expanded function module in the add-on card is specially: portable terminal identifies the type of expanded function module in the add-on card according to the id information that receives.
6. system according to claim 5 is characterized in that, described peripheral module further comprises: LDO power module, module clock, power supply indicator; Wherein,
The LDO power module is used for the voltage of the SDIO interface of portable terminal is carried out conversion, provides operating voltage to the expanded function module;
The module clock is used to the expanded function module that clock frequency is provided;
Power supply indicator is used to judge whether add-on card and portable terminal are connected well, are lighted by the voltage of SDIO interface.
7. system according to claim 5 is characterized in that, during with wireless communication, described peripheral module further comprises antenna to add-on card at needs, is used for receiving and sending wireless messages;
Described expanded function module is further used for the wireless messages that antenna is received and the wireless messages that will send handled.
8. an add-on card that realizes the mobile terminal function expansion is characterized in that this add-on card comprises: peripheral module, expanded function module; Wherein,
Peripheral module is used for providing operating voltage and clock frequency to the expanded function module;
Expanded function module, the id information that is used for sending self by the SDIO interface be to portable terminal, and carry out data interaction according to SDIO standard and portable terminal.
9. add-on card according to claim 8 is characterized in that, described peripheral module further comprises: LDO power module, module clock, power supply indicator, wherein,
The LDO power module is used for the voltage of the SDIO interface of portable terminal is carried out conversion, provides operating voltage to the expanded function module;
The module clock is used to the expanded function module that clock frequency is provided;
Power supply indicator is used to judge whether add-on card and portable terminal are connected well, are lighted by the voltage of SDIO interface.
10. add-on card according to claim 9 is characterized in that, when described add-on card will realize with wireless communication, peripheral module further comprised antenna, is used for receiving and sending wireless messages;
Described expanded function module is further used for the wireless messages that antenna is received and the wireless messages that will send handled.
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| CN201010116349A CN101778174A (en) | 2009-12-22 | 2010-02-10 | Method, system and external card for achieving function extension of mobile terminal |
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| CN200910243670.5 | 2009-12-22 | ||
| CN201010116349A CN101778174A (en) | 2009-12-22 | 2010-02-10 | Method, system and external card for achieving function extension of mobile terminal |
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| CN103874236A (en) * | 2012-12-17 | 2014-06-18 | 福兴达科技实业（深圳）有限公司 | Wireless communication data card with extended function and wireless communication terminal |
| CN104506858A (en) * | 2014-11-28 | 2015-04-08 | 惠州大亚湾浦锐斯顿电子有限公司 | Smart card testing device for set-top box |
| CN107423091A (en) * | 2017-06-30 | 2017-12-01 | 百度在线网络技术（北京）有限公司 | USB device driver loading method and its device for mobile unit |
| CN109194790A (en) * | 2018-09-30 | 2019-01-11 | 北京小米移动软件有限公司 | CCD camera assembly, mobile phone, method, apparatus, storage medium and system |
| WO2020077586A1 (en) * | 2018-10-18 | 2020-04-23 | 深圳市大疆创新科技有限公司 | Photographing system, wireless communication module, and handheld gimbal |
| CN111459034A (en) * | 2019-01-21 | 2020-07-28 | 广东美的制冷设备有限公司 | Household appliance |
| WO2022227201A1 (en) * | 2021-04-29 | 2022-11-03 | 东莞市小精灵教育软件有限公司 | Device function expansion method, intelligent terminal, and accessory expansion connector |
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Application publication date: 20100714 |