KR20130069174A - Cloud server and apparatus for providing virtual device api - Google Patents

Cloud server and apparatus for providing virtual device api Download PDF

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Publication number
KR20130069174A
KR20130069174A KR1020110136780A KR20110136780A KR20130069174A KR 20130069174 A KR20130069174 A KR 20130069174A KR 1020110136780 A KR1020110136780 A KR 1020110136780A KR 20110136780 A KR20110136780 A KR 20110136780A KR 20130069174 A KR20130069174 A KR 20130069174A
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KR
South Korea
Prior art keywords
api
device api
cloud server
application
virtualization
Prior art date
Application number
KR1020110136780A
Other languages
Korean (ko)
Inventor
강지은
최운해
Original Assignee
주식회사 케이티
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Publication date
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Priority to KR1020110136780A priority Critical patent/KR20130069174A/en
Publication of KR20130069174A publication Critical patent/KR20130069174A/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/16—Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/16—Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
    • G06F15/161—Computing infrastructure, e.g. computer clusters, blade chassis or hardware partitioning
    • 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
    • G06F9/451—Execution arrangements for user interfaces
    • 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
    • G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
    • G06F9/45504—Abstract machines for programme code execution, e.g. Java virtual machine [JVM], interpreters, emulators

Abstract

PURPOSE: A cloud server and a virtualization device are provided to supply a general purpose service regardless of resources of individual terminals by providing a storage function for personalized information based on cloud. CONSTITUTION: A storage unit stores a virtualization device API(Application Programming Interface). An API management unit(350) is installed in a user device to transmit a virtualization device API stored in the storage unit to a device API for providing device according to a request of the device API providing device. The virtualization device API is composed of a device API managing and storing the personalized information from among device APIs accessing resources of an application device. [Reference numerals] (300) Cloud server; (310) Cloud storage; (320) Communication unit; (330) Authentication unit; (340) User DB; (350) API management unit

Description

Cloud server and virtualization device AP providing device {CLOUD SERVER AND APPARATUS FOR PROVIDING VIRTUAL DEVICE API}

The present invention relates to a cloud server and an apparatus for providing a virtualization device API, and relates to a technology for providing an application programming interface (API) called by an application.

The conventional WAC (Wholesale Applications Community) platform has a function that can use the device API (DeviceAPI) for web functions such as a general Web Core / JavaScript (JavaScript). Such device APIs are typically implemented in individual terminals, such as smartphones used by individuals.

In addition, the WAC platform has a feature of accessing native resources of a terminal by adding a device API function to a web technology.

However, native terminal support and device API functions are different for each terminal to which the WAC platform is applied.

Also, among the terminals, IPTV set-top boxes have little personalized storage space in the terminals. As such, in the case of a terminal having difficulty in securing personalized storage space, it is difficult to apply the device API to general purpose.

Meanwhile, as the N-Screen service is becoming more common, the need for an N-Screen sync service for personal data is increasing. In other words, a contact updated on a smartphone is directly connected to an IPTV, and a situation in which a service that may be directly applied to an IPTV-based SNS is needed.

An object of the present invention is to provide a cloud server and a device API providing apparatus for providing a virtualization device API.

According to one aspect of the invention, the cloud server, a storage unit for storing a virtualization device API (Application Programming Interface); And an API manager configured to transmit a virtualized device API stored in the storage unit to the device API providing apparatus according to a request of a device API providing apparatus mounted on a user device and providing a device API called by an application.

In this case, the virtualization device API may be configured as a device API of storing and managing personalized information among device APIs that allow the application to access resources of the device.

The virtualization device API may include at least one of a filesystem, a personal information manager (Pim), a contact, a calendar, and a task.

The cloud server may further include an authentication unit configured to receive authentication information from the device API providing apparatus connected through a network, and determine whether the authentication information is valid.

If the authentication result of the authentication unit is valid, the API manager may search the storage unit for a virtualization device API requested by the device API providing apparatus to provide the device API providing apparatus.

The cloud server may further include cloud storage which receives and stores personal information from the user device using the virtualization device API and provides personal information requested by the user device.

According to another aspect of the present invention, a device API (Application Programming Interface) device, a device for providing a device API (Application Programming Interface) called by the application, the communication unit connected via a network with a cloud server providing a virtualization device API; A determination unit to determine whether the device API called by the application is a predetermined virtualization device API; And a controller configured to receive the virtual device API called by the application from the cloud server and provide the application to the application, when determined as the virtual device API.

In this case, if the device API called by the application is a device API having a characteristic of storing and managing personalized information, the determination unit may determine the virtual device API.

In addition, the device API providing apparatus further includes a storage unit for storing a device API that allows the application of the user device to access the device,

If the device API called by the application is not the virtualization device API, the controller may search the storage and provide the device API called by the application to the application.

The device API providing apparatus may further include a storage unit which stores access information of the cloud server and authentication information for accessing the cloud server.

The controller may access the cloud server using the access information of the cloud server and transmit the authentication information and the request information of the virtual device API called by the application.

The authentication information may include ID and password previously negotiated with the cloud server or unique identification information of a user device equipped with the device API providing apparatus.

In addition, the device API providing apparatus may be implemented as a module constituting the WAC (Wholesale Applications Community) platform.

According to an embodiment of the present invention, by providing a cloud-based storage function of personalized information by virtualizing the device API, it is possible to provide a universal service irrespective of resources of individual terminals, and to keep data secure even when the terminal is not used. Can be.

In addition, the device API may be universally provided to various terminals having different native functions, and in particular, the service may be universally provided to an IPTV or N-Screen terminal other than a smartphone.

In addition, since data is stored in the cloud server, it is possible to establish a foundation for providing a sync service between N-Screen terminals.

In addition, a different interface for each native OS may be implemented as a general-purpose cloud interface without newly developing each time.

In addition, the device API can be used without restriction even in a terminal where there is no personalized storage space or a very narrow terminal.

1 is a block diagram of a cloud system according to an embodiment of the present invention.
2 is a block diagram showing the configuration of a device API providing apparatus according to an embodiment of the present invention.
3 is a block diagram showing the configuration of a cloud server according to an embodiment of the present invention.
4 is a flowchart illustrating a method for providing a virtualization device API according to an embodiment of the present invention.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In the drawings, parts irrelevant to the description are omitted in order to clearly describe the present invention, and like reference numerals designate like parts throughout the specification.

Throughout the specification, when an element is referred to as "comprising ", it means that it can include other elements as well, without excluding other elements unless specifically stated otherwise.

Also, the terms " part, "" module," and " module ", etc. in the specification mean a unit for processing at least one function or operation and may be implemented by hardware or software or a combination of hardware and software have.

Hereinafter, a cloud server and an apparatus for providing a virtualization device application program interface (API) according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram of a cloud system according to an embodiment of the present invention.

Here, the cloud system is a system for virtualizing the device API. Referring to FIG. 1, the cloud system includes a terminal hardware 100, a WAC (Wholesale Applications Community) platform 200, and a cloud server 300.

In this case, the terminal hardware 100 and the WAC (Wholesale Applications Community) platform 200, which is a terminal software part, are included in a user device (not shown) or a terminal (not shown). Here, the user device (not shown) or the terminal (not shown) may be various types of devices such as an IPTV (Internet Protocol TV), a smart phone, and particularly, may be a terminal that is difficult to secure personalized storage space.

In addition, the terminal hardware 100 refers to a device layer such as a camera, an accelerator, and the like.

The WAC platform 200 is a platform layer of a terminal, and is composed of modules conforming to the WAC standard. In this case, the device API bridge 210 is a module of the WAC platform, so that applications can access a device. Provide a device API to ensure

Here, the device API allows applications of the WAC platform 200 to access device resources of the terminal hardware 100, that is, a global positioning system (GPS), a sensor, an address book, a schedule, a camera control, battery information, a gallery, a file system, and the like. Interface.

Some of these device APIs may be driven only by a user device (not shown) or a terminal (not shown), while others may be virtualized. In this case, an API that can be driven only by a user device (not shown) or a terminal (not shown) is called a native device API.

The virtualization device API is mainly a device API that stores information, and can be virtualized in the form of a cloud storage service, and the device API shown in Table 1 can be virtualized.

API type Explanation Filesystem Application programming interface that allows a utility or user program to request services from the file system Personal information manager (Pim) Personal information management software, personal software that manages personal information such as address book, schedule and memo. Having additional functions such as e-mail, and having functions that link each of these functions Contact API to access address book information of device Calendar API for accessing schedule information of the device Task API for invoking a task object

Since the device API of Table 1 is a service of storing and managing personalized information, virtualization may be performed in the form of a cloud storage service as well as a user device (not shown) or a terminal (not shown).

For example, the contact list of the user A may be stored and managed by assigning a unique area allocated to A in the cloud storage as well as in the user device (not shown) or the terminal (not shown).

Therefore, the virtual device API is defined as an API provided as a virtual service among device APIs.

The cloud server 300 manages a virtualization device API having a characteristic of storing personal information described in Table 1 above, and includes a cloud storage 310 having a personalized area. The cloud storage 310 stores personal information in storage areas divided by user devices (not shown) or terminals (not shown).

In addition, when the application of the WAC platform 200 calls the device API, the device API bridge 210 of the WAC platform 200 analyzes the type of device API to be performed in a user device (not shown) or a terminal (not shown). The device API is processed to access a user device (not shown) or a terminal (not shown) internal resources, and the device API accesses and processes the cloud server 300.

In this case, the device API bridge 210 automatically performs user authentication for access to the cloud server 300. Hereinafter, the device API bridge 210 will be collectively described as a 'device API providing apparatus'.

2 is a block diagram showing the configuration of a device API providing apparatus according to an embodiment of the present invention.

Referring to FIG. 2, the device API providing apparatus 210 may include an input unit 211, a determination unit 212, a device API DB 213, an authentication information DB 214, a server connection information DB 215, and a controller 216. ), A communication unit 217 and an output unit 218.

The input unit 211 receives a device API call command from an application.

The determination unit 212 determines whether the device API called by the application is a virtualization device API.

The device API DB 213 stores a device API that can be driven only within a user device (not shown) or a terminal (not shown), that is, the native device API described above.

The authentication information DB 214 stores authentication information used in an authentication procedure for accessing the cloud server 300. Such authentication information may be an ID and password previously negotiated with the cloud server 300. At this time, if the terminal is a phone (Phone), since the internal resources assume only one individual user, do not enter ID / PW by default, but if the user wants a strong security policy, for example, lost You can use the PIN number set for your concern.

In addition, the authentication information may be unique identification information, ie, a terminal ID, of a user device (not shown) or a terminal (not shown) on which the device API providing apparatus 210 is mounted. In this case, the terminal ID may be a user number in consideration of the mobility of the terminal.

In addition, the authentication information may be a serial number uniquely assigned to each hardware (H / W).

The server access information DB 215 stores the access address of the cloud server 300, and the access address may be in the form of an IP address or a Uniform Resource Identifier (URI).

When the determination unit 212 determines the device API called by the application as the virtualization device API, the controller 216 accesses the cloud server 300 using the connection address stored in the server connection information DB 215. In addition, after performing a user authentication procedure using the authentication information stored in the authentication information DB 214, if authentication is successful, the virtual device API called by the application is received from the cloud server 300.

In addition, if the device API called by the application is not a virtualization device API, the controller 216 searches the device API DB 213 and extracts the device API called by the application.

The communication unit 217 performs an access procedure with the cloud server 300 using the access address stored in the server access information DB 215, and transmits and receives data.

The output unit 218 returns a device API call result. That is, the virtualization device API or the native device API provided by the controller 216 is provided to the corresponding application.

Thereafter, the application may access the cloud storage 310 of the cloud server 300 using the provided virtualization device API to store and acquire personal information.

3 is a block diagram showing the configuration of a cloud server according to an embodiment of the present invention.

Referring to FIG. 3, the cloud server 300 includes a cloud storage 310, a communication unit 320, an authentication unit 330, a user DB 340, an API manager 350, and an API DB 360.

The cloud storage 310 is provided with a unique personal information storage area for each user device (not shown) or terminal (not shown), and stores personal information. For example, an address book, a photo, and the like may be stored.

The cloud storage 310 receives and stores personal information from a user device (not shown) or a terminal (not shown) accessed using a virtualization device API, and requests the user device (not shown) or a terminal (not shown). Provide personal information.

The communication unit 320 is connected to the device API providing apparatus 210 through a network (not shown) to transmit and receive data.

The authenticator 330 receives the authentication information from the device API providing apparatus 210 and determines whether the authentication information is valid. In this case, the authentication unit 330 may manage the user DB 340 for mapping the terminal ID and the user in order to process the terminal ID included in the authentication information. It can map a plurality of terminals to one user to support the N screen.

Here, the user DB 340 stores the same authentication information as the authentication information stored in the authentication information DB 214 of the device API providing apparatus 210 described above. The authenticator 330 determines whether the authentication information transmitted by the device API providing apparatus 210 is valid with reference to the user DB 340.

The API manager 350 provides a virtualization device API stored in the API DB 360 according to a request of the device API providing apparatus 210.

The API DB 360 stores a virtualization device API, and the virtualization device API is a device API that stores and manages personalized information among device APIs that allow an application to access device resources as described above. Is defined. The virtualization device API includes at least one of a filesystem, a personal information manager (Pim), a contact, a calendar, and a task.

A method of providing a virtualization device API by interworking between the device API providing apparatus 210 and the cloud server 300 described above will be described.

4 is a flowchart illustrating a method for providing a virtualization device API according to an embodiment of the present invention.

Referring to FIG. 4, when a device API is called from an application by the input unit 211 of the device API providing apparatus 210 (S101), the determination unit 212 determines whether the API requires virtual resource access (S103). That is, it is determined whether the device API called by the application is a device API having a characteristic of storing and managing personalized information.

At this time, if it is determined that the virtual resource is not an API that requires access, the controller 216 calls the native device API from the device API DB 213 and returns to the application (S105).

On the other hand, if it is determined that the API requires access to virtualized resources, the controller 216 obtains the access address of the cloud server 300 from the server access information DB 215 and connects to the cloud server 300, while authenticating the authentication information DB 214. In step S107, the authentication information extracted from FIG. Of course, it also transmits the information of the virtualization device API called by the application.

The authentication unit 330 of the cloud server 300 determines whether the authentication information received in step S107 is valid (S109).

At this time, if authentication fails, the authentication unit 330 transmits a connection unavailable notification (S111).

On the other hand, if the authentication is successful, the API manager 350 searches for the virtualized device API requested in step S107 from the API DB 360 (S113) and transmits it (S115).

Then, the controller 216 of the device API providing apparatus 210 returns the virtualized device API received in step S115 to the corresponding application (S117).

The embodiments of the present invention described above are not implemented only by the apparatus and method, but may be implemented through a program for realizing the function corresponding to the configuration of the embodiment of the present invention or a recording medium on which the program is recorded.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, It belongs to the scope of right.

Claims (11)

A storage unit for storing a virtualization device application programming interface (API); And
An API manager configured to transmit a virtualized device API stored in the storage unit to the device API providing apparatus according to a request of a device API providing apparatus mounted on a user device and providing a device API called by an application;
Cloud server comprising a. The method of claim 1,
The virtualization device API,
The cloud server comprising a device API of the nature of storing and managing personalized information among the device APIs that allow the application to access the resources of the device. The method of claim 2,
The virtualization device API,
A cloud server including at least one of a filesystem, a personal information manager (Pim), a contact, a calendar, and a task. The method of claim 1,
And an authentication unit for receiving authentication information from the device API providing apparatus connected through a network, and determining whether the authentication information is valid.
The API management unit,
If the authentication result of the authentication unit is legitimate, the cloud server to search for the virtualization device API requested by the device API providing apparatus in the storage unit to provide to the device API providing apparatus. The method of claim 1,
Cloud storage for receiving and storing personal information from the user device using the virtualization device API and providing personal information requested by the user device.
Cloud server further comprising. Device that provides a device API (Application Programming Interface) called by the application,
A communication unit connected through a network with a cloud server providing a virtualization device API;
A determination unit to determine whether the device API called by the application is a predetermined virtualization device API; And
If it is determined that the virtual device API, the control unit for receiving the virtual device API called by the application from the cloud server to provide to the application
Device API providing apparatus comprising a. The method according to claim 6,
The determination unit,
The device API providing apparatus, if the device API called by the application is a device API having a characteristic of storing and managing personalized information, the virtual device API. The method according to claim 6,
The apparatus may further include a storage unit configured to store a device API that enables an application of the user device to access the device.
The control unit,
If the device API called by the application is not the virtualization device API, the device API providing apparatus for searching the storage unit and provides the device API called by the application to the application. The method according to claim 6,
The apparatus may further include a storage unit which stores access information of the cloud server and authentication information for accessing the cloud server.
The control unit,
Device API providing apparatus for accessing the cloud server using the access information of the cloud server to transmit the authentication information and the request information of the virtualization device API called the application. 10. The method of claim 9,
The authentication information,
Device API providing apparatus comprising the ID and password previously negotiated with the cloud server or the unique identification information of the user device equipped with the device API providing apparatus. The method according to claim 6,
Device API providing device implemented as a module constituting the WAC (Wholesale Applications Community) platform.
KR1020110136780A 2011-12-16 2011-12-16 Cloud server and apparatus for providing virtual device api KR20130069174A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102171436B1 (en) * 2019-12-16 2020-10-29 주식회사 레몬헬스케어 Cloud-based API metadata management method and system for hospital data standardization
KR20230093846A (en) 2021-12-20 2023-06-27 스트라토 주식회사 Cloud virtual resource recommendation server and control method thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102171436B1 (en) * 2019-12-16 2020-10-29 주식회사 레몬헬스케어 Cloud-based API metadata management method and system for hospital data standardization
WO2021125779A1 (en) * 2019-12-16 2021-06-24 주식회사 레몬헬스케어 Cloud-based api metadata management method and system for api integrated management
CN114981775A (en) * 2019-12-16 2022-08-30 柠檬医疗保健有限公司 Cloud-based API metadata management method and system for API integrated management
US11842231B2 (en) 2019-12-16 2023-12-12 Lemonhealthcare Ltd Cloud-based API metadata management method and system for integrated API management
KR20230093846A (en) 2021-12-20 2023-06-27 스트라토 주식회사 Cloud virtual resource recommendation server and control method thereof

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