CN1526096A - Dynamically downloading and executing system services on a wireless device - Google Patents
Dynamically downloading and executing system services on a wireless device Download PDFInfo
- Publication number
- CN1526096A CN1526096A CNA028090721A CN02809072A CN1526096A CN 1526096 A CN1526096 A CN 1526096A CN A028090721 A CNA028090721 A CN A028090721A CN 02809072 A CN02809072 A CN 02809072A CN 1526096 A CN1526096 A CN 1526096A
- Authority
- CN
- China
- Prior art keywords
- wireless device
- virtual machine
- system service
- application program
- server
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/445—Program loading or initiating
- G06F9/44521—Dynamic linking or loading; Link editing at or after load time, e.g. Java class loading
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/445—Program loading or initiating
- G06F9/44521—Dynamic linking or loading; Link editing at or after load time, e.g. Java class loading
- G06F9/44526—Plug-ins; Add-ons
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- Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Stored Programmes (AREA)
- Information Transfer Between Computers (AREA)
Abstract
An applet requiring a virtual machine is downloaded to a wireless device. A software platform on the device determines that a virtual machine is used by the applet during execution. Without additional user interaction, the virtual machine is downloaded to the wireless device. This allows those applets requiring a virtual machine to be used with devices that don't have the virtual machine already installed. Further embodiments include the dynamic loading of a system service when an application is being loaded that uses the system service. A unique identifier associated with the system service may be used to determine if determine if the system service is loaded.
Description
Background
Generally speaking, comprise that the system service of virtual machine, view finder and plug-in unit need be installed on the equipment, so that use by needs their other object or application program.For example, Java Applet operates on the equipment that loads Java Virtual Machine.Thereby, attempt to carry out the equipment of Java small routine Java Virtual Machine can be installed on equipment.Generally speaking, because virtual machine or other system service need be bonded in the equipment that it carries out thereon, therefore install before utilizing the application program of system service attempting to download or carry out small routine or other hope.
Yet some equipment, especially wireless device have affined environment.Storer and handling than more lacking on than computation machine system at other, storer comprises auxilary unit and the main storage means that is used for active program and data.Thereby, help only downloading as required or some system service being installed, such as virtual machine.Unfortunately, on these are tied equipment, require system service to be mounted or be loaded in the storer, even and when not being used, also occupy valuable resource.In addition, because system service is not installed on the equipment as yet, therefore wish on the equipment of the back-up system service that does not also have application program, to use the user of application program not do like this.
Summary of the invention
The present invention is provided for dynamically downloading also a kind of system and method for installation system service by basis in equipment to the demand that operates in the application program on the equipment, thereby overcome the defective in this area, wherein system service has virtual machine, view finder, plug-in unit, flash player, other executable content or data.
In one embodiment, the present invention relates to system service is downloaded on the wireless device, this wireless device uses with the application program that will be downloaded.System service may not have user's intervention and is downloaded automatically when the down load application program.
In also having an embodiment, the present invention detects also whether virtual machine exists when being used to carry out in application program is loaded into the storer of equipment, and loads as required and carry out this virtual machine, so application program may operate in the environment of virtual machine.
The accompanying drawing summary
With described with reference to the accompanying drawings detailed description exemplary and preferred embodiment of the present invention, wherein identical symbol indicates identical or corresponding part in several the accompanying drawings now.After considering following detailed description in conjunction with the accompanying drawings, character of the present invention, purpose and advantage will be more apparent to those skilled in the art.
The preferred embodiments of the present invention that have been incorporated into this description of drawings of also forming an instructions part, and describe one in detail with general description that provides above and preferred embodiment given below and be used from explanation principle of the present invention.In the accompanying drawings:
Fig. 1 has illustrated the exemplary embodiment that wherein may put into practice environment of the present invention;
Fig. 2 has illustrated the process that relates to the down load application program, and it has used the system service that meets exemplary embodiment of the present; And
Fig. 3 has illustrated in response to the loading of application program and has loaded and carried out the process that is installed in the virtual machine on the wireless device that wherein loading application programs uses virtual machine.
The description of exemplary embodiment
Fig. 1 has illustrated the exemplary embodiment that wherein may put into practice environment of the present invention.In this embodiment, equipment 100 usefulness wireless networks 125 are communicated by letter with server 105.Equipment 100 may be a wireless device, it may launch also/or receive data and/or speech.Wireless device 100 may comprise application program 110 and system service 115 from the various message block of server requests, for example by the employed virtual machine 120 of wireless device.
Wireless device 110 may comprise processor and main and auxiliary storer (not shown), is used to store, load and carry out application program 110 and system service 115 from downloaded.These application programs 110 and system service 115 may be also simplified software platform reciprocation with the wireless device interface with being positioned at being used on the wireless device, for example provide general calling by the resource for the equipment appointment.This software platform is by high pass (QUALCOMM) company (San Diego, California) Yan Fa Wireless (wireless)
TM(BREW
TM) scale-of-two environment working time (Binary Runtime Environment) of software.
The structure that those skilled in the art will recognize that wireless device 100 may also comprise other assembly kind (or not shown or particularly point out).This assembly including, but not limited to: display, loudspeaker, microphone, and allow the button of character and symbol input.Wireless device may also comprise battery, help executive utility, system service, other executable code and management data on equipment such as ROM, ROM and so multiple memory mechanism, operating system and the compiler component of flash memory.
Though described system service and application program are positioned on the server 105, yet it will be understood by those skilled in the art that application program and software may not be to be physically located on the server.In this case, server may be to the application program and the system service of other system request wireless device, downloads the file of being asked then, perhaps may transfer to another system to request, is used for directly the file transfer of being asked to wireless device.
As the skilled personnel can understand, Fig. 1 is an exemplary environments of the present invention.Equipment may comprise the system of other type, comprises wireless and non-wireless device.In addition, equipment may be used multiple network type and communication structure, comprises wireless and non-wireless, privately owned and public, exchange and non-exchange, direct link or their any combination, with server and other system communication.
Fig. 2 has illustrated the process that relates to the down load application program, and it uses the system service that meets exemplary embodiment of the present.Such as the such equipment of wireless device 100 from server 105 request applications (step 200).Because the user such as the such application-specific of recreation, therefore may begin this request to the wireless device request.Possible configuration equipment, make to the user can with application program all do not reside on the equipment self but those application programs that the expression user may visit.
Yet this request possibility right and wrong user begins, and may comprise the task of system maintenance and the task of not relating to end user's interactive action.In addition, request may be used for the file type except that application program, comprises data, system service or out of Memory type.
Then, equipment receives application program and stores its (step 205) from server.In one embodiment, server is sent to equipment to institute's application requested.Yet as mentioned above, application program may not be to be physically located on the server; Yet server may receive application program and begin to the device downloads application program.
Equipment checks that then application program is to determine whether using system service (step 210) of application program.Application program may comprise to be quoted or some identifier, and the expression system service is used with application program.This is quoted and may be included in the application program, or relevant with application program with some alternate manner.
In one embodiment, application program is the Java small routine and requires to carry out with Java Virtual Machine (system service).Equipment may comprise software platform, for example above-mentioned Brew
TMWhether equipment has any of object class to the indication Java Virtual Machine of small routine to quote by checking, thereby determines that with software platform Java Virtual Machine is used by small routine.In one embodiment, each object class is all represented by 32 unique bit identifiers, and can be determined which object class is cited with this identifier.
Then, equipment determines whether system service has been installed in (step 215) on the equipment.In one embodiment, this is installed in the object class on the equipment listed internal table by inspection and finishes.With 32 bit identifiers that down load application program is quoted, check internal table determining whether that the object class that is cited has been installed, or use example and determine whether Java Virtual Machine is installed on the equipment.
If not installation system service, then down along the "No" branch road, system and then download system service (step 220).According to last example, if be not installed in the equipment by the employed Java Virtual Machine of down load application program, then device-to-server is made request to download Java Virtual Machine.In addition, other system service if desired, they also may be downloaded to equipment.
Those skilled in the art will appreciate that download can not had user's behavior and carried out by the employed system service of down load application program.Except some possible transmission delay or indication, the user may not know fully that these downloads take place.Yet, may expect that the download of notifying the user to add takes place.This is to leave for to put into practice implementation options of the present invention.
Those skilled in the art can also understand, and whether the download of system service may be independent of down load application program (that is, the download of system service may be installed in factory or the equipment of being transferred to begins owing to application program).
If system service has been installed in step 210 or after it was downloaded, system service just can be used when executive utility in step 220.Those skilled in the art will appreciate that system service may be downloaded on the equipment but not be loaded into is used in the equipment carrying out.
Though above-mentioned description taken in conjunction make the judgement that whether needs system service and in response to from the request of equipment and the download system service with equipment, yet the present invention also comprises a process, and wherein server or other system carry out about whether needing the judgement of system service and according to equipment whether system service being installed and having downloaded this system service.
Fig. 3 has illustrated in response to loading the application program of using virtual machine and has loaded and carried out the process that is installed in the virtual machine on the wireless device.Process is by selecting application program to begin (step 300) from those application that can be used for wireless device.It is performed that this selection may be carried out the user of this application program by hope.Yet selection may not have the user to get involved and carries out by equipment or with some other automated manner.
After having selected application program, equipment is loaded into application program and is used for carrying out (step 305) in the storer.(according to the environment of executive utility wherein, the loading of application program may be considered the part that application program is carried out).In this load phase, loader (assembly that loading application programs is used to carry out) request virtual machine service (step 310).In one embodiment, loader may be carried out this with the built-in application programming interface of above-mentioned software platform (API) mechanism, identifies virtual machine with unique class identifier.
For example, application program may be the Java small routine that requirement uses Java Virtual Machine to carry out on wireless device.The loader that loading Java small routine is used to carry out on equipment may be by using Brew
TMAPI mechanism and the service of request Java Virtual Machine, this mechanism identifies Java Virtual Machine with unique identifier.In one embodiment, this identifier is 32 a class identifier.
Then, equipment determines whether the dummy machine system service is loaded on (step 315) in the storer.Equipment may be finished this by the object class that inspection is loaded in the storer.In order to follow the tracks of those system services, application program, executable file, data, other data type that is loaded or object class, preferably use the identifier relevant with each object class.
Whether equipment, particularly Brew software platform in one embodiment make about the virtual machine of being asked by the loader judgement in storer.
If virtual machine is not loaded on storer as yet as determining in the step 315, then down along the "No" branch road, and device loads virtual machine (step 320).If virtual machine is not installed in the wireless service as yet, then virtual machine may be downloaded on the wireless device from external source, external source such as server or other computer system of accesses virtual machine software.
According to the additional execution or the beginning step that realize on it after equipment of the present invention and operating platform and system service, system service may require it to load.System service, or the virtual machine in the present embodiment should be in a state in the equipment, and it can be visited application program or other process of possibility of having downloaded when being performed.
If follow step 320 or make the judgement that virtual machine has been loaded in step 315, application program just operates in (step 325) in the virtual machine environment.If system service is not a virtual machine, then application program can be used the system service of downloading into this application program now.In the Java Virtual Machine example, the Java small routine is carried out in the Java Virtual Machine environment.
If equipment comprises software platform, such as Brew
TMSoftware is so that simplify interface from the application program to the wireless device, and then virtual machine system service request that application program or virtual machine are made is passed to software platform (step 330).
Can recognize, though Fig. 3 discussed the term of execution use the application program of virtual machine, yet this is for the example purpose, and except virtual machine, other executable content that scope of the present invention also considers other system service, use with application program and the dynamic load of data.
Conclusion
The present invention allows on equipment dynamic download and the execution to system service.In one embodiment, require the small routine of virtual machine to be downloaded to wireless device.Software platform on the equipment determine virtual machine the term of execution use by small routine.Virtual machine need not additional user interaction and is downloaded to wireless device.This allows those small routines that require virtual machine to use with the equipment that virtual machine is not installed as yet.
Another embodiment of the present invention allows dynamically loading system service when loading the application program of using system service, such as virtual machine.In this embodiment, use the unique identifier relevant to realize that this system service permission equipment determines whether loading system service with system service.
Provided the above-mentioned explanation that the present invention is realized for the purpose of illustration and description.It is not exhaustively and not the present invention to be restricted to disclosed precise forms.Consider above-mentioned principle, modifications and variations are possible, and may work as to put into practice and obtain when of the present invention.For example, described realization comprises software, but one embodiment of the invention can or only realize with hardware with the combination of hardware and software.The present invention can realize with OO and non-Object oriented programming system.In addition,, yet those skilled in the art will appreciate that these aspects also can be stored on the computer-readable media of other type although each side of the present invention has been described to be stored in the storer, such as auxiliary storage device, as hard disk, floppy disk or CD-ROM; Carrier wave from the Internet or other communications media; Or the RAM of other form or ROM.Scope of the present invention is defined by claims and equivalent thereof.
Claims (19)
1. method at wireless device place sink virtual machine comprises:
Send a request, with the virtual machine download application program on the wireless device;
Receive this application program and relevant quoting from server, wherein quote and indicated this application program to use virtual machine;
With quoting to determine whether virtual machine is loaded on the wireless device; And
Under virtual machine is not loaded into situation on the wireless device, send one ask server and virtual machine download to wireless device.
2. the method for claim 1 is characterized in that also comprising the request that receives application program.
3. the method for claim 1 is characterized in that, described application program is the java code, and described virtual machine is the java virtual machine.
4. the method for claim 1 is characterized in that, described application program is used virtual machine when carrying out.
5. method with deal with data of related system service comprises:
Determine which system service is associated with the data;
Determine that this system service whether can be by wireless device access, and
At wireless device not under the situation of access services, obtain visit to system service by wireless network.
6. method as claimed in claim 5 is characterized in that described data are executable codes.
7. method as claimed in claim 6 is characterized in that, described system service is the java virtual machine, and described executable code uses the java virtual machine when carrying out.
8. method as claimed in claim 5 is characterized in that, one quotes associated with the dataly, and comprises by inspection and quotes to determine which system service is associated with the data.
9. method as claimed in claim 5 is characterized in that also comprising, by wireless network system service is received in the wireless device.
10. method as claimed in claim 5 is characterized in that also comprising, by wireless network Data Receiving in wireless device.
11. a receiving system service method on wireless device comprises:
Data object is stored on the wireless device;
Whether the specified data object has the system service relevant with data object;
Determine whether system service is positioned at wireless device;
Be not positioned in system service under the situation of wireless device, send one and ask to the server requirement system service; And
Serve from the server receiving system by wireless network.
12. method as claimed in claim 11 is characterized in that also being included in the request of wireless device place reception to the data object.
13. method as claimed in claim 11 is characterized in that, whether the specified data object has the indication of quoting and comprise system service that system service comprises that analysis is relevant with this data object.
14. a method of handling application program in wireless device comprises:
Receive the request of application programs;
Check that wireless device is to determine whether this application program can be by wireless device access;
Application program can not be accessed situation under, with the visit of wireless network from the server requests application programs;
Receive application program and quote relevant, wherein quote and indicated the system service of using with application program with this application program;
Inspection is quoted and is determined whether this system service can be by wireless device access; And
Under system service can not the situation by wireless device access, with wireless network from the visit of server requests to system service.
15. method as claimed in claim 14 is characterized in that also comprising by wireless network receiving application program from server.
16. method as claimed in claim 14 is characterized in that also comprising by wireless network and serves from the server receiving system.
17. a device that is used to handle application program comprises:
Wireless device with memory storage and processor;
Be used for determining system service associated with the data determining that this system service whether can be by the process of wireless device access, and under wireless device can not the situation of access services, obtain visit system service by wireless network.
18. a computer-readable media that comprises computer executable instructions, instruction are carried out the method that is used at wireless device place sink virtual machine when being performed, this method comprises:
Send a request, with the virtual machine download application program on the wireless device;
Receive this application program and relevant quoting from server, wherein quote and indicated this application program to use virtual machine;
With quoting to determine whether virtual machine is loaded on the wireless device; And
Under virtual machine is not loaded into situation on the wireless device, send one ask server and virtual machine download to wireless device.
19. the system at wireless device place sink virtual machine comprises:
Send the device of a request with the virtual machine download application program on the wireless device;
Receive application program and the relevant device of quoting from server, wherein quote and indicated this application program to use virtual machine;
Determine with quoting whether virtual machine is loaded into the device on the wireless device; And
Under virtual machine is not loaded into situation on the wireless device, sends one and ask server and the device of virtual machine download to the wireless device.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US27760701P | 2001-03-19 | 2001-03-19 | |
| US60/277,607 | 2001-03-19 |
Publications (2)
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| CN1526096A true CN1526096A (en) | 2004-09-01 |
| CN1256666C CN1256666C (en) | 2006-05-17 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2012071907A1 (en) * | 2010-12-01 | 2012-06-07 | 中兴通讯股份有限公司 | Method and system for hosting desktop virtualized terminal |
| CN104714890A (en) * | 2015-04-13 | 2015-06-17 | 东信和平科技股份有限公司 | Method and system for detecting intelligent card in cross-platform way |
| CN108604187A (en) * | 2016-02-09 | 2018-09-28 | 安维智有限公司 | The deploying virtual machine of trustship |
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| US20050060704A1 (en) * | 2003-09-17 | 2005-03-17 | International Business Machines Corporation | Managing processing within computing environments including initiation of virtual machines |
| US7552433B2 (en) | 2003-11-12 | 2009-06-23 | Hewlett-Packard Development Company, L.P. | Non-platform-specific unique indentifier generation |
| US8387039B2 (en) | 2004-01-30 | 2013-02-26 | Research In Motion Limited | System and method for customized provisioning of application content |
| US7509658B2 (en) | 2004-01-30 | 2009-03-24 | Research In Motion Limited | System and method for adaptable provisioning of generic application content |
| EP1560114A1 (en) * | 2004-02-02 | 2005-08-03 | Research In Motion Limited | Computer system and method for customized provisioning of application content |
| EP1560115A1 (en) * | 2004-02-02 | 2005-08-03 | Research In Motion Limited | Computer system and method for adaptable provisioning of generic application content |
| US8549166B2 (en) | 2004-03-01 | 2013-10-01 | Qualcomm Incorporated | Execution of unverified programs in a wireless, device operating environment |
| TW200612336A (en) * | 2004-07-20 | 2006-04-16 | Star Game S Corp | Program for automatic program translation and program conversion server |
| EP1870816A4 (en) * | 2005-02-25 | 2008-08-20 | Sharp Kk | Data management system, data management method, server device, reception device, control program, and computer-readable recording medium containing the same |
| WO2006094117A2 (en) | 2005-03-01 | 2006-09-08 | Mfoundry | Application program update deployment to a mobile device |
| JP2006260440A (en) * | 2005-03-18 | 2006-09-28 | Nomura Research Institute Ltd | Application system for portable terminal |
| EP1972122B1 (en) * | 2006-01-11 | 2020-03-04 | Samsung Electronics Co., Ltd. | Security management method and apparatus in multimedia middleware, and storage medium therefor |
| EP2053504A1 (en) * | 2007-08-09 | 2009-04-29 | France Telecom | System and method for managing processing resources |
| US8811968B2 (en) | 2007-11-21 | 2014-08-19 | Mfoundry, Inc. | Systems and methods for executing an application on a mobile device |
| KR20090132374A (en) * | 2008-06-20 | 2009-12-30 | 삼성전자주식회사 | Display apparatus, server, and method for updating system control program of display apparatus |
| KR200453971Y1 (en) * | 2009-07-10 | 2011-06-09 | (주)아모레퍼시픽 | Ball feeding appratus for producing cosmetics |
| US9275162B2 (en) | 2011-03-22 | 2016-03-01 | Blackberry Limited | Pre-caching web content for a mobile device |
| US9401917B2 (en) | 2011-06-03 | 2016-07-26 | Blackberry Limited | Pre-caching resources based on a cache manifest |
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| JP5814889B2 (en) * | 2012-08-27 | 2015-11-17 | 株式会社コナミデジタルエンタテインメント | GAME SELECTION CONTROL METHOD, GAME SOFTWARE DISTRIBUTION CONTROL METHOD, AND GAME SOFTWARE DISTRIBUTION SERVER |
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2002
- 2002-03-18 JP JP2002574067A patent/JP2004537086A/en active Pending
- 2002-03-18 CN CNB028090721A patent/CN1256666C/en not_active Expired - Lifetime
- 2002-03-18 IL IL15795902A patent/IL157959A0/en unknown
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012071907A1 (en) * | 2010-12-01 | 2012-06-07 | 中兴通讯股份有限公司 | Method and system for hosting desktop virtualized terminal |
| CN104714890A (en) * | 2015-04-13 | 2015-06-17 | 东信和平科技股份有限公司 | Method and system for detecting intelligent card in cross-platform way |
| CN108604187A (en) * | 2016-02-09 | 2018-09-28 | 安维智有限公司 | The deploying virtual machine of trustship |
Also Published As
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| WO2002075527A3 (en) | 2004-04-01 |
| CA2441870C (en) | 2010-02-23 |
| TWI246833B (en) | 2006-01-01 |
| JP2004537086A (en) | 2004-12-09 |
| AR035784A1 (en) | 2004-07-14 |
| KR20030084886A (en) | 2003-11-01 |
| HK1068981A1 (en) | 2005-05-06 |
| IL157959A0 (en) | 2004-03-28 |
| PE20030003A1 (en) | 2003-01-21 |
| KR100587749B1 (en) | 2006-06-09 |
| CA2441870A1 (en) | 2002-09-26 |
| WO2002075527A2 (en) | 2002-09-26 |
| AU2002254289B2 (en) | 2006-12-07 |
| IL157959A (en) | 2008-07-08 |
| WO2002075527A9 (en) | 2004-06-17 |
| EP1421484A2 (en) | 2004-05-26 |
| NZ528277A (en) | 2007-06-29 |
| BR0208206A (en) | 2006-02-21 |
| MXPA03008532A (en) | 2004-06-30 |
| CN1256666C (en) | 2006-05-17 |
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