CN101163304A - Method and system for processing files of peripheral equipment and a mobile terminal - Google Patents
Method and system for processing files of peripheral equipment and a mobile terminal Download PDFInfo
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- CN101163304A CN101163304A CNA2007101673954A CN200710167395A CN101163304A CN 101163304 A CN101163304 A CN 101163304A CN A2007101673954 A CNA2007101673954 A CN A2007101673954A CN 200710167395 A CN200710167395 A CN 200710167395A CN 101163304 A CN101163304 A CN 101163304A
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Abstract
The invention discloses a method to process files on a device with a universal serial bus (USB) interface by a mobile terminal. An OTG interface provided with a USB function is arranged on the mobile terminal. The method comprises that the mobile terminal directly processes files on the device with the USB interface via the OTG (On-The-Go) interface in the OTG manner. The invention also discloses a system to process files on a device with a universal serial bus (USB) interface by a mobile terminal, and a mobile terminal. In the invention, the mobile terminal can be used as a mainframe to directly process files on the device with the USB interface. Moreover, the invention processes the files via the OTG interface. In the current market, the cost of the OTG interface is far lower than the cost for direct processing of files by a mobile terminal with a dedicated Bluetooth chip and an externally-connected device with a dedicated Bluetooth chip mutually.
Description
Technical field
The present invention relates to the communication technology, particularly a kind of portable terminal is handled method and system and a kind of portable terminal of the file on the external equipment that has USB (USB:Universal Serial Bus) interface.
Background technology
At present, usb communication can only occur between main frame such as personal computer and the ancillary equipment.Along with portable terminal, popularizing of mobile phone especially, portable terminal break away from the PC main frame directly and other ancillary equipment that have USB interface communicate and become a kind of trend.
In the prior art, portable terminal and other ancillary equipment that have USB interface directly communicate, and mainly contain following three kinds of modes, and wherein, following three kinds of modes are example directly to communicate between mobile phone and the mobile phone.
First kind: can realize directly communicating between the mobile phone by card reader.
Referring to Fig. 1, Fig. 1 is first kind of structure chart that adopts card reader of prior art.As shown in Figure 1, mobile phone A, mobile phone B, and mobile phone C provides card reader, like this, mobile phone can transmit file mutually by multimedia card such as mini (Mini) SD or Macro SD or Macro CF.
This shows that first kind of mode can realize directly carrying out between the mobile phone file communication.But at present, the slot kind of mobile phone multimedia card is a lot of on the market, if the slot of two cellphone multimedia cards is not complementary, then transfer files mutually just between the mobile phone also just can not directly communicate.Such as, mobile phone A provides Macro SD slot, and mobile phone B provides Mini SD card slot.Because the slot of the multimedia card of two mobile phones is not complementary, like this, if want that the file of the Mini SD card of mobile phone B is directly passed to mobile phone A can't be accomplished.In this case, have only by third party's card reader or special switching cutting ferrule and just can realize two file interactions between the mobile phone.Like this, will bring some inconveniences to the user.Therefore, can consider the second way.
Second kind: by the direct communication between two mobile phones of infrared transmission realization.
Referring to Fig. 2, Fig. 2 is second kind of structure chart that adopts infrared transmission of prior art.Wherein, mobile phone A can be connected on the mobile phone B by infrared ray.Like this, mobile phone A and mobile phone B file alternately.Want to listen music on the mobile phone B such as, mobile phone A, then mobile phone A needs to connect from mobile phone B this music file of copy to the file system library of himself by infrared ray, copy successfully after, mobile phone A just can be with this music of player plays of himself.
This shows that in this way, two mobile phones can obtain the other side's media file, and the media file that receives is handled.But this mode only provides a kind of function of transmission, can not directly handle the file on the other side.Such as, mobile phone A wants to listen the music on the mobile phone B, and then mobile phone A needs to be connected to mobile phone B by infrared ray, then, copies this music file to and could play this music afterwards from mobile phone B, and can not directly play this music in mobile phone B.In addition, the mode of this infrared transmission, transmission speed is slow.At present, the infrared transmission baud rate of industry mobile phone is generally 56Kbps or 112Kbps.
The third: is by the direct communication between two mobile phones of Bluetooth transmission realization.
Referring to Fig. 3, Fig. 3 is the third structure chart that adopts Bluetooth transmission in the prior art.As shown in Figure 3, mobile phone A is connected by bluetooth with mobile phone B.Like this, mobile phone A and mobile phone B can be handled the other side's file by the bluetooth specific chip mutually.
Adopt this mode, mobile phone can serve as the role of main frame by the bluetooth specific chip of himself, directly handles the file of external equipment.But in the third mode, two direct-connected equipment must all carry the bluetooth specific chip, could handle the other side's file mutually.Can only be connected with other external equipment such as mobile phone B that carries Bluetooth chip such as the mobile phone A that carries Bluetooth chip, so that handle the other side's file mutually, the equipment such as the mobile phone A that carry Bluetooth chip then can't directly be handled the equipment that other do not carry Bluetooth chip.And this in the market bluetooth specific chip price is than higher, and then the mutual cost of directly handling the other side's file between the increase mobile phone.
This shows, adopt above-mentioned the third mode, directly handle file on the external equipment although can realize portable terminal such as mobile phone as main frame, cost is too high, brings very big pressure to the consumer.
Summary of the invention
Method and system and a kind of portable terminal that the embodiment of the invention provides a kind of portable terminal to handle the file on the equipment that has the general-purpose serial bus USB interface are so that reduce the direct file cost of handling on the equipment that has USB interface of portable terminal.
For achieving the above object, technical scheme of the present invention is by following specific implementation:
A kind of portable terminal is handled the method for the file on the equipment that has the general-purpose serial bus USB interface,
General series buss function (OTG:on the Go) interface is set on portable terminal;
Portable terminal is directly handled file on the external equipment that has a USB interface by the OTG interface in the OTG mode.
A kind of portable terminal is handled the system of file on the equipment that has the general-purpose serial bus USB interface, comprising: portable terminal and the equipment that has USB interface; Wherein,
Portable terminal is used for directly handling file on the equipment that has USB interface by the OTG interface that is provided with in the OTG mode.
A kind of portable terminal comprises: OTG interface and processing unit; Wherein,
The OTG interface is used to connect the equipment that has USB interface;
Processing unit is used for by described OTG interface with the direct file of handling on the equipment that has USB interface of OTG mode.
As seen from the above technical solutions, this portable terminal of the present invention is handled method and system and a kind of portable terminal of file on the equipment that has USB interface, by the OTG interface is set, can realize that portable terminal directly handles file on the equipment that has USB interface by the OTG interface in the OTG mode on portable terminal.And, the present invention is by adopting the direct file of handling on the equipment that has USB interface of OTG interface, at present, on the market, this OTG interface production cost is far smaller than the cost that portable terminal that carries the bluetooth specific chip in the prior art and the peripheral hardware that carries the bluetooth specific chip are handled the other side's file mutually, and then reduces the cost that portable terminal is directly handled file on the equipment that has USB interface.
Description of drawings
Fig. 1 is first kind of structure chart that adopts card reader of prior art;
Fig. 2 is second kind of structure chart that adopts infrared transmission of prior art;
Fig. 3 is the third structure chart that adopts Bluetooth transmission in the prior art;
Fig. 4 directly handles the schematic flow sheet of the file on the equipment that has USB interface for embodiment of the invention portable terminal;
Fig. 5 handles the system diagram of the file on the equipment that has USB interface for embodiment of the invention portable terminal;
Fig. 6 is the mobile terminal structure composition diagram of the embodiment of the invention.
Embodiment
For making purpose of the present invention, technical scheme and advantage clearer, below with reference to the accompanying drawing embodiment that develops simultaneously, the present invention is described in more detail.
Unlike the prior art be that the embodiment of the invention is by the OTG interface is set on portable terminal; Portable terminal is directly handled file on the equipment that has USB interface by the OTG interface in the OTG mode.Can realize reducing the cost that portable terminal is directly handled the file on the equipment that has USB interface.
Wherein, above-mentioned OTG is on the basis of complete compatible USB 2.0, and therefore supplementary notes to USB 2.0 agreements, are also referred to as USB OTG.Like this, the OTG interface of the embodiment of the invention can be called the USBOTG interface.Simple for narrating, the embodiment of the invention abbreviates USB OTG interface as the OTG interface.
In the embodiment of the invention, the OTG interface makes portable terminal can be used as main frame and handles file on the equipment that has USB interface, and portable terminal is connected on the main frame as peripheral hardware.At present, to handle its internal file very ripe technically for portable terminal.Therefore, adopt portable terminal as the direct file of handling on the peripheral hardware that has USB interface of main frame in the embodiment of the invention.And, in the embodiment of the invention, the OTG interface can be arranged on the mainboard of portable terminal.
Referring to Fig. 4, Fig. 4 directly handles the schematic flow sheet of the file on the equipment that has USB interface for embodiment of the invention portable terminal.In the present embodiment, portable terminal should be in normal phase.As shown in Figure 4, the process of this method is as follows:
Step 401, portable terminal is connected with the equipment that has USB interface by the OTG interface that is provided with.
The equipment that has USB interface in the present embodiment can carry the portable apparatus of power supply as mobile phone and other for carrying the equipment of power supply; Also can be for not carrying the equipment of power supply, as USB flash disk, card reader and other have the portable apparatus that does not carry power supply of USB flash disk function.If the equipment that has a USB interface is for not carrying the equipment of power supply, as USB flash disk, card reader etc., then the power management module on the portable terminal mainboard (PM:Power Manager) module can be by usb bus to the equipment that the has USB interface support of powering.The usb protocol regulation, the PM on the main frame is no more than 500mA to the power supply of circumscribed USB storage equipment.Generally, PM to the power supply of the equipment that has USB interface between 200mA～500mA.
In this step, portable terminal is connected with the equipment that has USB interface by the OTG interface that is provided with, and is specially: portable terminal is connected with plug on the equipment that has USB interface by the socket of the OTG interface correspondence of setting.
USB 2.0 protocol definitions four kinds of connectors to (comprising plug and socket): standard type (Standard)-A, Standard-B, Mini-A and Mini-B.Wherein, Mini-A and Mini-B aim at less peripheral hardware as designs such as mobile phones.OTG and prior USB 2.0 are compatible fully, and it has increased the 4th kind of socket, i.e. Mini-AB socket.The socket that OTG increases is little more a lot of than the plug and socket of USB 2.0 definition, is more suitable in portable set such as mobile phone etc.
In addition, Mini-A and Mini-B are that strict pairing is used, promptly the Mini-A socket can only be corresponding the Mini-A plug, and Mini-A socket and Mini-B plug can not be used.And the Mini-AB socket is suitable for above two kinds of plugs is Mini-A plug and Mini-B plug.In the present embodiment, the socket of the OTG interface correspondence that is provided with on the portable terminal can be the Mini-AB socket.Like this, be Mini-A plug or Mini-B plug no matter have the plug of the equipment of USB interface, it can be connected on the portable terminal by the Mini-AB socket.
In the present embodiment, can be with mobile phone as the direct file of handling on the equipment that has USB interface of main frame; Certainly, also can adopt other portable terminal such as personal digital assistant (PDA:Personal DigitalAssistant) to wait the file of directly handling on the equipment that has USB interface.
Step 402, portable terminal utilize its driver to drive the equipment that has USB interface by the OTG interface.
In the present embodiment, portable terminal can utilize mass-memory unit (Mass Storage) driver of himself by the OTG interface equipment that has USB interface to be provided to drive and support.Certainly, portable terminal also can utilize other drivers such as USB driver by the OTG interface equipment that has USB interface to be provided and drive support.
Step 403, portable terminal utilizes the visit of driver corresponding protocols to have the equipment of USB interface, and employing file allocation table (FAT:File Allocation Table) this equipment of protocol analysis, with the device map that has USB interface after resolving is a disk of FAT file system, articulates this disk in the file system of himself.
In the present embodiment, portable terminal can have the equipment of USB interface by the Mass Storage protocol access of standard, also can visit the equipment that has USB interface by other modes, for example, portable terminal is visited the file on the equipment that has USB interface by general usb protocol.
In this step, portable terminal is the device map that has USB interface after resolving a disk of FAT file system.Like this, in this disk the order of respective file should with the sequence consensus of file on the external equipment after resolving.As for what specifically how to shine upon, its with prior art in the PC main frame to shine upon the method for peripheral hardware roughly similar, repeat no more here.
This shows,, finally the file that has on the equipment of USB interface can be articulated in the file system of portable terminal self by above-mentioned steps.Like this, portable terminal just can realize directly handling the file on the equipment that has USB interface.Such as, one music player is arranged in the portable terminal, need to play the music file on the equipment that has USB interface, then in portable terminal, directly import the music of the device file that has USB interface or directly in portable terminal, click the music of playing on the equipment that has USB interface, like this, just can directly have this music of broadcast on the equipment of USB interface.
Present embodiment is that portable terminal is realized the direct file of handling on the equipment that has USB interface of portable terminal by the OTG interface that is provided with.At present, on the market, this USB OTG interface production cost is far smaller than the cost that portable terminal that carries the bluetooth specific chip in the prior art and the peripheral hardware that carries the bluetooth specific chip are handled the other side's file mutually, and then reduces the cost that portable terminal is directly handled file on the USB memory device.And, can only carry out file transfer and shared with other external equipment that carries Bluetooth chip unlike the portable terminal that carries Bluetooth chip, in the present embodiment, portable terminal is directly handled file on other equipment that have USB interface by the OTG interface that is provided with, not high to the equipment requirements that has USB interface, popularization is relatively good.
Below the direct system that handles the file on the equipment that has USB interface of the portable terminal of the embodiment of the invention is described.
Referring to Fig. 5, Fig. 5 directly handles the system diagram of the file on the equipment that has USB interface for portable terminal.As shown in Figure 5, this system comprises portable terminal 501 and the equipment 502 that has USB interface;
In the embodiment of the invention, portable terminal 501 can also be used for the peripheral hardware as main frame, for main frame provides file.
Composition structure chart to the portable terminal of the embodiment of the invention is described below.
Referring to Fig. 6, Fig. 6 is the mobile terminal structure composition diagram of the embodiment of the invention.As shown in Figure 6, this portable terminal comprises:
Driven element unit 603 is used to utilize driver that the equipment that has USB interface is driven support, and after driving successfully, sends being notified to of success driving and resolve subelement 604.
Carry out subelement 605, the file that is used in the described disk that the file system to portable terminal articulates is handled.
This portable terminal can also comprise:
As seen from the above-described embodiment, this portable terminal of present embodiment is handled method and system and a kind of portable terminal of the file on the equipment that has USB interface, and the OTG interface is set on portable terminal; Portable terminal is directly handled file on the equipment that has USB interface by the OTG interface in the OTG mode.Can realize that portable terminal is as the direct file of handling on the equipment that has USB interface of main frame.And, what the embodiment of the invention adopted is the OTG interface, at present, the production cost of OTG interface is far smaller than portable terminal that carries the bluetooth specific chip and the external equipment that carries the bluetooth specific chip and directly handles the cost of the other side's file mutually on the market, thereby has reduced portable terminal as the direct cost of handling the file on the equipment that has USB interface of main frame.In addition, the OTG interface is set on portable terminal, this OTG interface can make this portable terminal can be used as main frame, also can be used as equipment.That is to say that this OTG interface can make this portable terminal have dual-mode functions.Like this, this portable terminal can be used as main frame and operates according to the application-specific in particular moment, and also the equipment of can be used as is operated.Additionally, the OTG interface can also guarantee that when this portable terminal was connected to standard host such as personal computer, this portable terminal only can be operated as peripheral hardware.
Institute is understood that; the above is a better embodiment of the present invention only, and is not intended to limit the scope of the invention, and is within the spirit and principles in the present invention all; any modification of being made, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a portable terminal is handled the method for the file on the equipment that has the general-purpose serial bus USB interface, it is characterized in that, general series buss function OTG interface is set on portable terminal; This method comprises: portable terminal is directly handled file on the equipment that has the general-purpose serial bus USB interface by described general series buss function OTG interface in general series buss function OTG mode.
2. the method for claim 1 is characterized in that, described portable terminal, specifically comprises with the direct file of handling on the equipment that has the general-purpose serial bus USB interface of general series buss function OTG mode by general series buss function OTG interface:
Portable terminal utilizes driver to drive the equipment that has the general-purpose serial bus USB interface;
Portable terminal utilizes the described equipment that has the general-purpose serial bus USB interface of driver corresponding protocols visit;
Portable terminal carries out file allocation table FAT protocol analysis by general series buss function OTG interface to the described equipment that has the general-purpose serial bus USB interface, and the described device map that has the general-purpose serial bus USB interface after the parsing is a disk of file allocation table FAT file system, articulate the file system of this disk, the file in this disk is handled to himself.
3. method as claimed in claim 2 is characterized in that, the described equipment that has the general-purpose serial bus USB interface is the equipment that carries power supply; Perhaps, the described equipment of general-purpose serial bus USB interface that has is not for carrying the equipment of power supply;
At the described equipment that has a general-purpose serial bus USB interface when not carrying the equipment of power supply, the power management module PM of portable terminal by the general-purpose serial bus USB bus to the support of powering of the described equipment that has the general-purpose serial bus USB interface.
4. as the arbitrary described method of claim 1-3, it is characterized in that the socket of the described general series buss function OTG interface correspondence that is provided with is mini Mini-AB socket on portable terminal.
5. a portable terminal is handled the system that has the file on the general-purpose serial bus USB equipment, it is characterized in that this system comprises: portable terminal and the equipment that has the general-purpose serial bus USB interface; Wherein,
Portable terminal is used for directly handling file on the equipment that has the general-purpose serial bus USB interface by the general series buss function OTG interface that is provided with in general series buss function OTG mode.
6. system as claimed in claim 5 is characterized in that, the socket of the general series buss function OTG interface correspondence that is provided with on the described portable terminal is mini Mini-AB socket.
7. a portable terminal is characterized in that, this portable terminal comprises: general series buss function OTG interface and processing unit; Wherein,
General series buss function OTG interface is used to connect the equipment that has the general-purpose serial bus USB interface;
Processing unit is used for by described general series buss function OTG interface with the direct file of handling on the equipment that has the general-purpose serial bus USB interface of general series buss function OTG mode.
8. portable terminal as claimed in claim 7 is characterized in that, described processing unit comprises the driven element unit, resolves subelement and carries out subelement;
The driven element unit is used to utilize driver that the equipment that has the general-purpose serial bus USB interface is driven support, and after driving successfully, and what send that success drives is notified to the parsing subelement;
Resolve subelement, be used for after the notice that receives described success driving, utilize described driver corresponding protocols visit to have the equipment of general-purpose serial bus USB interface, and this equipment of employing file allocation table FAT protocol analysis, after resolving successfully, with the described device map that has the general-purpose serial bus USB interface after resolving is a disk of file allocation table FAT file system, articulates the file system of this disk to portable terminal;
Carry out subelement, the file that is used in the described disk that the file system to portable terminal articulates is handled.
9. portable terminal as claimed in claim 7 is characterized in that, this portable terminal also comprises:
Power Management Unit is used for by the general-purpose serial bus USB bus equipment that this has the general-purpose serial bus USB interface being powered when the equipment that has the general-purpose serial bus USB interface is the equipment in not charged source.
10. portable terminal as claimed in claim 7 is characterized in that, the socket of described general series buss function OTG interface correspondence is mini Mini-AB socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101673954A CN101163304B (en) | 2007-11-26 | 2007-11-26 | Method and system for processing files of peripheral equipment and a mobile terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101673954A CN101163304B (en) | 2007-11-26 | 2007-11-26 | Method and system for processing files of peripheral equipment and a mobile terminal |
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| CN101163304A true CN101163304A (en) | 2008-04-16 |
| CN101163304B CN101163304B (en) | 2011-12-07 |
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| CN2007101673954A Active CN101163304B (en) | 2007-11-26 | 2007-11-26 | Method and system for processing files of peripheral equipment and a mobile terminal |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102118493A (en) * | 2010-11-26 | 2011-07-06 | 深圳市杰特电信控股有限公司 | Smart phone with master device and slave device and application method thereof |
| CN102170473A (en) * | 2011-04-21 | 2011-08-31 | 中兴通讯股份有限公司 | Resource sharing system, mobile terminal and resource sharing method |
| CN103473198A (en) * | 2013-09-13 | 2013-12-25 | 吴涛 | Method for sharing and transmitting files between mobile terminals |
| CN105868820A (en) * | 2015-12-15 | 2016-08-17 | 乐视移动智能信息技术（北京）有限公司 | U disk device identification method and apparatus, and mobile device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2790039Y (en) * | 2005-03-28 | 2006-06-21 | 英华达(上海)电子有限公司 | Multifunction universal interface circuit for mobile telephone |
| CN2831657Y (en) * | 2005-07-15 | 2006-10-25 | 康佳集团股份有限公司 | Cell phone with USB directly printing interface |
-
2007
- 2007-11-26 CN CN2007101673954A patent/CN101163304B/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102118493A (en) * | 2010-11-26 | 2011-07-06 | 深圳市杰特电信控股有限公司 | Smart phone with master device and slave device and application method thereof |
| CN102170473A (en) * | 2011-04-21 | 2011-08-31 | 中兴通讯股份有限公司 | Resource sharing system, mobile terminal and resource sharing method |
| WO2012142838A1 (en) * | 2011-04-21 | 2012-10-26 | 中兴通讯股份有限公司 | Resource sharing system, mobile terminal and resource sharing method |
| CN103473198A (en) * | 2013-09-13 | 2013-12-25 | 吴涛 | Method for sharing and transmitting files between mobile terminals |
| CN105868820A (en) * | 2015-12-15 | 2016-08-17 | 乐视移动智能信息技术（北京）有限公司 | U disk device identification method and apparatus, and mobile device |
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| Publication number | Publication date |
|---|---|
| CN101163304B (en) | 2011-12-07 |
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Effective date of registration: 20160422 Address after: American California Patentee after: Snaptrack, Inc. Address before: 518129 Longgang District, Guangdong, Bantian HUAWEI base B District, building 2, building No. Patentee before: Huawei Device Co., Ltd. |