CN1632777A - Method for implementing data exchange between PDA and computer - Google Patents

Method for implementing data exchange between PDA and computer Download PDF

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Publication number
CN1632777A
CN1632777A CN 200310123098 CN200310123098A CN1632777A CN 1632777 A CN1632777 A CN 1632777A CN 200310123098 CN200310123098 CN 200310123098 CN 200310123098 A CN200310123098 A CN 200310123098A CN 1632777 A CN1632777 A CN 1632777A
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China
Prior art keywords
portable computer
computing machine
steps
self
execution
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Granted
Application number
CN 200310123098
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Chinese (zh)
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CN1297920C (en
Inventor
王志飞
梁超
李建邺
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Lenovo Beijing Ltd
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Lenovo Beijing Ltd
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Priority to CNB2003101230981A priority Critical patent/CN1297920C/en
Publication of CN1632777A publication Critical patent/CN1632777A/en
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Publication of CN1297920C publication Critical patent/CN1297920C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

This invention provides a method to realize the data interchange between the walk computer and computer with two working modes, that are normal mode and portable memory working mode. When the USB driving program is in normal mode, then the walk computer is connected with the computer through software ACTIVE and SYNC for data exchange. When USB driving program is in portable memory working mode, then the walk computer is connected with the computer through portable memory USB driving program for data exchange between the portable memory device and computer.

Description

A kind of method that realizes portable computer and intercomputer swap data
Technical field
The present invention relates to the computer peripheral technical field, be meant a kind of method that realizes portable computer and intercomputer swap data especially.
Background technology
Along with evolution of embedded technology, the use amount of portable computer product is more and more, as with POCKET PC (PPC, Microsoft is at a kind of embedded OS of mobile device exploitation) be the portable computer of operating system, or be that the portable computer of operating system has obtained application widely with SMARTPHONE (Microsoft is at a kind of embedded OS of mobile device exploitation).
Existing portable computer is used following two kinds of methods and computing machine (PC) usually and is carried out exchanges data, and this computing machine can be that desktop computer also can be a notebook computer etc.
Method one: application of synchronized software (ACTIVE SYNC) is realized the exchanges data between portable computer and the PC.When using this method, as shown in Figure 1, link to each other by USB cable between the usb host side controller in USB client controller in the portable computer and the PC, and all ACTIVE SYNC must be installed on portable computer and the PC, under the control of ACTIVE SYNC, could realize the exchanges data between portable computer and the PC.
The defective of this method is: PC is last must to install ACTIVE SYNC synchronizing software, otherwise this method can't realize at all.
Method two: use the exchanges data between infrared port realization portable computer and the PC.Connect by infrared port between portable computer and the PC, and utilize infrared management software to realize exchanges data.
The defective of this method is: when the application infrared port carried out data transmission, the infrared port of portable computer and PC must keep aiming at, and transmission speed is slower, thereby uses inconvenience, can not satisfy the demand of modern society.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of method that realizes portable computer and intercomputer swap data, make between portable computer and the computing machine conveniently swap data.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of method that realizes portable computer and intercomputer swap data, this method may further comprise the steps:
A, portable computer judge whether self links to each other with computing machine by USB cable, if, execution in step b then, otherwise repeated execution of steps a;
B, portable computer judge that self USB driver is current and whether be in normal mode of operation, if, execution in step c then, otherwise execution in step d;
C, carry out exchanges data with the identity and the computing machine of portable computer, and judge whether the user carries out mode switch, if, then control USB cable and computing machine and disconnect one predefined period, again with USB cable with after computing machine is connected again, repeated execution of steps a, otherwise, repeated execution of steps c;
D, portable computer connect by the USB driver and the computing machine of portable mobile storage device pattern, and after changing the attribute information of self, carry out exchanges data with the identity and the computing machine of portable mobile storage device.
Preferably, described steps d further comprises: portable computer judges whether the user carries out mode switch, if, after then controlling USB cable and computing machine and disconnecting and reconnect, repeated execution of steps a.
Preferably, the described method of carrying out exchanges data with the identity and the computing machine of portable computer of step c is: portable computer connects by ACTIVE SYNC and computing machine, and the attribute that self is set is the desired virtual serial port equipment of ACTIVE SYNC, and under the control of ACTIVE SYNC, carry out exchanges data with computing machine.
Preferably, the attribute information of the described change of steps d self is: the attribute information of self is set to mass-memory unit mass-storage.
Preferably, described portable computer is with POCKET PC, or is the portable computer of operating system with SMARTPHONE.
The present invention is provided with portable computer two kinds of mode of operations, i.e. normal mode of operation and portable mobile storage device mode of operation.When portable computer linked to each other with computing machine by USB cable, if the USB driver is a normal mode of operation, promptly portable computer linked to each other with computing machine by ACTIVE SYNC software, then carries out normal exchanges data; If the USB driver is the portable mobile storage device pattern, be that portable computer connects by portable mobile storage device USB driver and computing machine, then this portable computer carries out exchanges data as portable mobile storage device and computing machine, and above-mentioned two kinds of mode of operations can be switched arbitrarily under user's control.Use the present invention, easily portable computer is used as a portable mobile storage device, make portable computer and intercomputer need not to install any synchronizing software, directly can realize data communication at a high speed by USB port.
Description of drawings
Figure 1 shows that the synoptic diagram that portable computer is connected with computing machine by USB cable;
Figure 2 shows that the system software block diagram of using portable computer of the present invention;
Figure 3 shows that the workflow diagram of using portable computer of the present invention.
Embodiment
For making purpose of the present invention, technical scheme and advantage clearer, below the present invention is described in further details again.
Thinking of the present invention is: when portable computer links to each other with computing machine by USB cable, judge self USB driver present located mode of operation, if normal mode of operation, then portable computer links to each other with computing machine by ACTIVE SYNC software, the line data of going forward side by side exchange, if portable moving hard disc mode of operation, then portable computer connects by the USB driver and the computing machine of existing portable mobile storage device pattern, and after changing the attribute information of self, carry out exchanges data as portable mobile storage device and computing machine.
Figure 2 shows that the system software block diagram of using portable computer of the present invention.The USB client controller of portable computer is controlled by the USB driver, and this USB driver is divided into normal mode of operation and portable mobile storage device mode of operation two parts, and accepts the system on upper strata and calling of application program.
Figure 3 shows that the workflow diagram of using portable computer of the present invention.
Step 301, portable computer judge whether self links to each other with computing machine by USB cable, if then execution in step 302, otherwise repeated execution of steps 301;
Step 302, portable computer judge that the USB driver of self is current and whether be in normal mode of operation, if then execution in step 303, otherwise execution in step 307;
Step 303, portable computer connects by USB cable and computing machine by the USB client that ACTIVE SYNC drives himself, and the attribute that self is set is the desired virtual serial port equipment of ACTIVE SYNC;
Step 304, portable computer and are carried out exchanges data between the computing machine under the control of ACTIVE SYNC software;
Step 305, portable computer judge that whether the user carries out mode switch, if then execution in step 306, otherwise returns step 304; The mode of operation that the user carries out mode switch is: realize the control model switching by the software on the control panel of operation portable computer, perhaps, realize control portable computer mode switch by operating a certain function button;
Step 306, control USB cable and computing machine are connected USB cable after disconnecting one predefined period again with computing machine, return step 301 then; Above-mentioned control method is: control by artificial mode and is connected after USB cable and computing machine disconnect one predefined period again, perhaps, control USB cable and computing machine is connected after one predefined period of disconnection by the mode of software again; Wherein, setting the principle that disconnects tie-time length is to guarantee that the connection memory that computing machine loses USB cable gets final product;
Step 307, portable computer connects by the USB driver and the computing machine of portable mobile storage device pattern, and self attribute information is changed to mass-memory unit (mass-storage);
Step 308, portable computer are under the control of the USB of portable mobile storage device pattern driver, with the identity of common portable mobile storage device, as to carry out exchanges data between the identity of portable hard drive and the computing machine; That is, this computer-chronograph can use USB driver that WINDOWS operating system carries to realize driving to portable computer;
Step 309, portable computer judge that whether the user carries out mode switch, if then execution in step 306, otherwise returns step 308.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (5)

1, a kind of method that realizes portable computer and intercomputer swap data is characterized in that this method may further comprise the steps:
A, portable computer judge whether self links to each other with computing machine by USB cable, if, execution in step b then, otherwise repeated execution of steps a;
B, portable computer judge that self USB driver is current and whether be in normal mode of operation, if, execution in step c then, otherwise execution in step d;
C, carry out exchanges data with the identity and the computing machine of portable computer, and judge whether the user carries out mode switch, if, then control USB cable and computing machine and disconnect one predefined period, again with USB cable with after computing machine is connected again, repeated execution of steps a, otherwise, repeated execution of steps c;
D, portable computer connect by the USB driver and the computing machine of portable mobile storage device pattern, and after changing the attribute information of self, carry out exchanges data with the identity and the computing machine of portable mobile storage device.
2, method according to claim 1 is characterized in that, described steps d further comprises: portable computer judges whether the user carries out mode switch, if, after then controlling USB cable and computing machine and disconnecting and reconnect, repeated execution of steps a.
3, method according to claim 1 and 2, it is characterized in that, the described method of carrying out exchanges data with the identity and the computing machine of portable computer of step c is: portable computer connects by ACTIVE SYNC and computing machine, and the attribute that self is set is the desired virtual serial port equipment of ACTIVE SYNC, and under the control of ACTIVE SYNC, carry out exchanges data with computing machine.
4, method according to claim 1 and 2 is characterized in that, the attribute information of the described change of steps d self is: the attribute information of self is set to mass-memory unit mass-storage.
5, method according to claim 1 and 2 is characterized in that, described portable computer is with POCKET PC, or is the portable computer of operating system with SMARTPHONE.
CNB2003101230981A 2003-12-24 2003-12-24 Method for implementing data exchange between PDA and computer Expired - Fee Related CN1297920C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB2003101230981A CN1297920C (en) 2003-12-24 2003-12-24 Method for implementing data exchange between PDA and computer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB2003101230981A CN1297920C (en) 2003-12-24 2003-12-24 Method for implementing data exchange between PDA and computer

Publications (2)

Publication Number Publication Date
CN1632777A true CN1632777A (en) 2005-06-29
CN1297920C CN1297920C (en) 2007-01-31

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101814059A (en) * 2009-02-20 2010-08-25 环达电脑(上海)有限公司 USB peripheral device with expansion function and expansion application method
CN101841559A (en) * 2009-03-16 2010-09-22 巴比禄股份有限公司 Network equipment and external memory is disclosed in method on the network
CN101604234B (en) * 2008-06-13 2011-06-01 英业达股份有限公司 Data synchronous system among storage devices and method thereof
CN103338101A (en) * 2013-06-24 2013-10-02 广东电网公司佛山供电局 Data synchronization implementation method and system
CN104346205A (en) * 2014-10-28 2015-02-11 深圳市元征科技股份有限公司 USB equipment upgrading method
CN104375885A (en) * 2013-08-15 2015-02-25 联想(北京)有限公司 Information processing method and electronic equipment

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1299096A (en) * 2001-01-12 2001-06-13 常促宇 High-capacity moving storage of universal serial bus interface and its implementation method
KR20020078408A (en) * 2001-04-09 2002-10-18 주식회사 팬택앤큐리텔 Mobile communication terminal having data backup module

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101604234B (en) * 2008-06-13 2011-06-01 英业达股份有限公司 Data synchronous system among storage devices and method thereof
CN101814059A (en) * 2009-02-20 2010-08-25 环达电脑(上海)有限公司 USB peripheral device with expansion function and expansion application method
CN101841559A (en) * 2009-03-16 2010-09-22 巴比禄股份有限公司 Network equipment and external memory is disclosed in method on the network
CN101841559B (en) * 2009-03-16 2014-07-09 巴法络股份有限公司 Network device and method of sharing external storage device
CN103338101A (en) * 2013-06-24 2013-10-02 广东电网公司佛山供电局 Data synchronization implementation method and system
CN103338101B (en) * 2013-06-24 2016-12-28 广东电网公司佛山供电局 Data synchronization implementing method
CN104375885A (en) * 2013-08-15 2015-02-25 联想(北京)有限公司 Information processing method and electronic equipment
CN104346205A (en) * 2014-10-28 2015-02-11 深圳市元征科技股份有限公司 USB equipment upgrading method
CN104346205B (en) * 2014-10-28 2018-09-18 深圳市元征科技股份有限公司 USB device upgrade method

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