KR20090021029A - Storage device and method for driving the same - Google Patents

Storage device and method for driving the same Download PDF

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Publication number
KR20090021029A
KR20090021029A KR1020070085753A KR20070085753A KR20090021029A KR 20090021029 A KR20090021029 A KR 20090021029A KR 1020070085753 A KR1020070085753 A KR 1020070085753A KR 20070085753 A KR20070085753 A KR 20070085753A KR 20090021029 A KR20090021029 A KR 20090021029A
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KR
South Korea
Prior art keywords
host
data
storage device
application
device controller
Prior art date
Application number
KR1020070085753A
Other languages
Korean (ko)
Inventor
김광준
Original Assignee
삼성전자주식회사
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 삼성전자주식회사 filed Critical 삼성전자주식회사
Priority to KR1020070085753A priority Critical patent/KR20090021029A/en
Priority to US12/126,663 priority patent/US8719498B2/en
Publication of KR20090021029A publication Critical patent/KR20090021029A/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
    • G06F3/0655—Vertical data movement, i.e. input-output transfer; data movement between one or more hosts and one or more storage devices
    • G06F3/0658—Controller construction arrangements
    • 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
    • G06F9/4401—Bootstrapping
    • G06F9/4406—Loading of operating system
    • G06F9/441—Multiboot arrangements, i.e. selecting an operating system to be loaded
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/20—Employing a main memory using a specific memory technology
    • G06F2212/202—Non-volatile memory
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/31—Providing disk cache in a specific location of a storage system
    • G06F2212/312—In storage controller
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F2213/0036—Small computer system interface [SCSI]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F2213/0042—Universal serial bus [USB]

Abstract

A storage device and a driving method thereof are provided to increase access and processing speed of data requested by a host. A storage device comprises a storage area(110) in which specific data is recorded and/or kept, and a device controller(120) analyzing access request signal received from the host and controlling the reading/recording in the storage area. The device controller selects application for data requested by the host and/or the reproduction/read-out of the data, and controls to provide the selected data and/or application to the host.

Description

STORAGE DEVICE AND METHOD FOR DRIVING THE SAME}

The present invention relates to a storage device and a method of driving the same, and more particularly, a storage device and a method of driving the same, which provide an operating system and / or a host requesting data and an application for driving the data to the host. It is about.

Recently, as user terminals for processing a large amount of multimedia data, such as MP3P (MP3 Player) or Portable Media Player (PMP), are widely used, a demand for a storage device capable of storing the large amount of data is increasing. Accordingly, storage devices such as hard disks, flash memories, and various memory cards have been developed and used.

The main function of such a conventional storage device is to store data, and to drive an operating system (OS) or an application for reproducing / viewing predetermined data, a separate central processing unit / microprocessor (CPI / MPU) ) Was in charge. As a result, the speed at which the storage device processes a host's request is reduced, and power consumption is consumed in processing the request. In addition, even if a user wants to play / view data stored in a storage device, there is an inconvenience of separately installing an application required for playing / reading the data.

The present invention is to increase the expandability of the storage device to increase user convenience, and to provide mobility to storage device utilization.

The present invention provides a storage device having a table for recording data requested by the host and / or list information of an application for reproducing / viewing the data, thereby improving access and processing speed for data requested by the host. It is to increase the user's ease of use.

An object of the present invention is to provide a storage device that recognizes a host and provides an operating system for operating the host to the host, and a driving method thereof.

The present invention provides a storage device for processing the access request signal by analyzing the access request signal of the host regardless of the type of the host.

The present invention provides a storage device in the form of a stand-alone device having an operating system to enable access request processing from one or more hosts.

The storage device according to the present invention comprises: a storage area in which predetermined data is recorded and / or held; And a device controller which analyzes an access request signal received from a host and controls read / write operations on the storage area.

According to still another aspect of the present invention, there is provided a method of driving a storage device including a storage area and a device controller, the method including: receiving an access request signal from a host; Selecting, at a device controller, data requested by the host and / or an application for playing / viewing the data; And controlling the device controller to provide the data and / or the application to the host.

According to an aspect of the present invention, there is provided a method of driving a storage device including a storage area and a device controller, the method including: receiving an access request signal from a host; At the device controller, recognizing the host from the access request signal, and selecting an operating system corresponding to the recognized host; And loading, at the device controller, the operating system to the host.

According to the present invention, the expandability of the storage device can be increased to increase user convenience, and mobility can be imparted to storage device utilization.

According to the present invention, there is provided a storage device having a table for recording data requested by the host and / or list information of an application for reproducing / reading / utilizing the data, thereby providing access to the data requested by the host. And it can increase the processing speed, and enhance the user's ease of use.

According to the present invention, a storage device that recognizes a host and provides an operating system for operating the host to the host and a storage device and a driving method thereof may be provided.

According to the present invention, a storage device for processing the access request signal by analyzing the access request signal of the host regardless of the type of the host can be provided.

According to the present invention, a storage device in the form of a stand-alone device having an operating system to enable access request processing from one or more hosts can be provided.

Hereinafter, a storage device and a driving method thereof according to the present invention will be described in detail with reference to the accompanying drawings.

In describing the present invention, when it is determined that detailed descriptions of related known functions or configurations may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted. Terminology used herein is a term used to properly express a preferred embodiment of the present invention, which may vary according to a user, an operator's intention, or a custom in the field to which the present invention belongs. Therefore, the definitions of the terms should be made based on the contents throughout the specification.

The term 'non-volatile memory' referred to in the present invention may be a flash memory, and is interpreted as a generic term for all kinds of memory devices in which data written in the memory is not erased even when power is not applied to the memory.

The storage device of the present invention can be applied to any storage device capable of storing information using a semiconductor as well as a magnetic medium such as a hybrid disk drive or a solid state drive (SSD).

1 is a block diagram showing the configuration of a storage device according to the present invention.

Referring to FIG. 1, the storage device 100 according to the present invention includes a storage area 110, a device controller 120, and a transceiver 140, and the storage device 100 is removable from the host 170. It can be connected via a (direct connection), and is not limited thereto, and can be connected through a wired or wireless network using USB.

The storage area 110 stores data requested by the host 170 and an application for playing / viewing the data. In addition, the storage area 110 may store one or more operating systems for driving the host 170.

The device controller 120 analyzes an access request signal received from the host 170 and controls read / write operations on the storage area. The device controller 120 recognizes the host 170 connected through the transceiver 140, selects an operating system corresponding to the host 170 from the storage area 110, and loads the operating system. The host 170 shown in FIG. 1 includes one or more hosts.

In addition, the device controller 120 selects data requested by the host 170 connected through the transceiver 140 and / or an application for reproducing / viewing the data from the storage area 110 and the data. And / or an application for reproducing / reading the data to the host 170 through the transceiver 140. In addition, the device controller 120 may recognize the host 170 from the access request signal, select the operating system corresponding to the host 170, and load the operating system, or the central processing unit of the host 170. It can also work with (CPU).

The device controller 120 that performs the above functions may be a digital signal processor (DSP), a microprocessor (MPU), a microcontroller (MCU), or the like, and the device controller 120 may include a storage area ( Read / write data from the data 110 and / or an application for playing / viewing the data or to write the data and / or the application to the storage area 110. The control signal may be supplied to a read / write channel circuit (not shown).

The storage area 110 stores data requested by the host 170 and / or an application for reproducing / viewing the data. In this case, the storage device 100 may include a table for recording the data and list information of the application for reproducing / reading the data. The information maintained in the table may be, for example, a file extension (mp3, etc.) of the data and list information (mp3 decoder program, etc.) of an application capable of playing / viewing data having the extension. Therefore, the user can store the music file, such as mp3 file, and an application for playing / reading the music file in the storage device 100 to listen to the music file without a separate application. In addition, according to another embodiment of the present invention, the storage area 110 may store one or more operating systems (OSs) for driving the host 170. The access request signal is a control signal for input / output mutually connected to the storage device 100 and the host 170 through the transceiver 140, and in the present invention, the device between the host 170 and the storage device 100. And a control signal for recognizing / selecting an operating system, a data signal requested from the host 170, and a control signal for recognizing / selecting an application for reproducing / reading the data, but not limited to the above-described configuration. Control signals inferred from the configuration.

The storage area 110 described above will be described in detail with reference to FIGS. 2A through 2C.

2A to 2C are block diagrams illustrating an example of information stored in a storage area of a storage device according to an embodiment of the present invention.

Referring to FIG. 2A, data, an application for reproducing / reading the data, and list information of the application for reproducing / reading the data are recorded in the storage area 110 of the storage device 100. The table can be stored. According to one embodiment illustrated in FIG. 2A, the device controller 120 of the storage device 100 reads data requested by the host 170 and an application for playing / viewing the data from the storage area 110. Provided to the host 170.

An operation routine of the storage device 100 having the storage area 110 illustrated in FIG. 2A will be described in detail as follows. The device controller 120 communicates with the host 170 connected through the transceiver 140, analyzes an access request signal from the host 170, and plays / views data requested by the host 170 and the data. It provides an application to the host 170 to do. To this end, the storage device 100 may include a table for recording the data and list information of the application for reproducing / reading the data. In this case, the host 170 may quickly check an application according to the type of data (file extension, etc.) requested by the host 170, thereby increasing the processing speed for the request of the host 170.

For example, when receiving a request for multimedia data such as image data, video data, or audio data from the host 170, the storage device 100 according to the present invention plays / plays the multimedia data and the multimedia data. An application such as a multimedia data decoder program for viewing can be provided to the host 170. In addition, when receiving a request for document data from the host 170, the storage device 100 may be a document editing application (for example, MS-WORD of MS office that can view or edit the document data). Or Pages from iWorks). According to the present invention, the host 170 to play / view the data stored in the storage device 100 may reduce the trouble of installing or finding a separate application for playing / viewing the corresponding data. ), The user's convenience is increased.

Referring to FIG. 2B, which shows another embodiment of the present invention, one or more operating systems and data corresponding to a host are stored in the storage area 110 of the storage device 100. The storage device 100 recognizes a host 170 connected through a wired or wireless network through the transceiver 140, and loads an operating system corresponding to the recognized host 170 from the storage area 110. The embodiment illustrated in FIG. 2B is for describing a case in which the storage device 100 operates as a stand-alone type device. That is, the storage device 100 includes an operating system in the storage area 110, and the device controller 120 drives the operating system to process an access request signal from the host 170. As an example, a user carries the storage device 100 according to the present invention and places the storage device 100 in an apparatus having a host 170 installed everywhere, that is, a computing resource such as a CPU. By mounting, a user may perform a predetermined task even on any host 170 using the OS selected by the user or his user interface. In this case, the device controller 120 of the storage device 100 interlocks with the central processing unit (CPU) of the host 170, and through this interworking, the user of the storage device 100 performs central processing included in the host 170. Computing resources such as devices (CPUs) can be used.

Referring to FIG. 2C, which shows another embodiment of the present invention, data is stored in the storage area 110 of the storage device 100, an application for playing / viewing the data, an operating system corresponding to a host, and the A table for recording data and list information of the application may be stored. The embodiment shown in Figure 2c. The storage device 100 of the present invention operates as an apparatus for loading an operating system corresponding to the host, or is requested by the host 170 through an access request signal received from the host 170 connected through the transceiver 140. To describe a hybrid mode that operates as a device for providing data to the host 170 and an application for playing / viewing the data. In addition, one or more operating systems may be stored in the storage area 110 of the present invention, through which the host 170 may have different operating systems (for example, Microsoft's Windows operating system, Linux operating system, Apple's company). Operating system, or Tiny operating system) may operate to provide data corresponding to the operating system and an application for playing / viewing the data.

As such, the storage area 110 illustrated in FIGS. 2A to 2C is merely illustrative for purposes of illustration, and the idea of the present invention, that is, a methodology or method in which the storage device 100 provides an application related to data as well as data, or data Any form of modification for the methodology of loading the operating system to interoperate with the host 170 to provide a will be within the scope of the present invention.

Referring back to FIG. 1, the transceiver 140 performs data transmission and reception with the host 170. The transceiver 140 may be a network interface module that transmits and receives data from the host 170 through a wired or wireless transmission medium. That is, the transceiver 140 may be an I / O module for data input / output with the host 170 such as an ATA method, a SATA method, an IDE method, and the like, as used in a conventional legacy PC. It may be a network interface card (NIC) module designed according to a predetermined communication protocol for performing data communication with the host 170 through a wired or wireless communication network. For example, the transceiver 140 may be either an Advanced Technology Attachment (ATA) interface or a Small Computer System Interface (SCSI), and may include a universal serial bus (USB) interface, an IEEE1394 interface, or a fiber channel. It may be any one of the interfaces.

In addition, the storage device 100 according to the present invention may include a hardware module (not shown) for processing external data received from an external device including the host 170. The hardware module for external data processing is specially designed to hardwarely process a predetermined algorithm / protocol that can be processed through software. For example, the hardware module may be a hardware codec.

3 is a flowchart illustrating a method of driving a storage device according to an exemplary embodiment of the present invention.

Referring to FIG. 3, an access request signal is received from a host (step S310). The access request signal is a control signal for input / output between the storage device and the host and is connected to each other. In the present invention, a control signal for recognizing / selecting a device and an operating system between the host and the storage device is requested from the host. As described above, the control signal may be a control signal for recognizing / selecting data and an application for playing / viewing the data.

Thereafter, the device controller recognizes the host from the access request signal, selects an operating system corresponding to the recognized host (step S320), and stores the operating system corresponding to the host in the device controller. Load from the area (step S330). The storage device of the present invention operates as a device capable of providing an operating system corresponding to the host 170, such as when the host includes a common part of a read-only operating system, which is an essential configuration for booting. The storage device recognizes the host in the device controller and loads an operating system corresponding to the recognized host. The host includes one or more hosts.

4 is a flowchart illustrating a method of driving a storage device according to another exemplary embodiment of the present invention.

Referring to FIG. 4, a table for recording data to be requested by a host and / or list information of an application for reproducing / viewing the data is maintained (step S410), and an access request signal is received from the host. (Step S420). In this case, the method may include receiving the access request signal from the host through the transceiver in step S420.

Thereafter, the device controller loads an operating system for operating the storage device stored in storage (step S430), and in the device controller, data requested by the host from the access request signal and / or the data Select an application for playback / viewing of (step S440). From the table for recording the data requested by the host and / or the list information of the application, the application according to the type of data requested by the host can be quickly identified, thereby increasing the processing speed for the request of the host.

Then, the control to provide the data and / or the application to the host (step S450). More specifically, a device controller loads the operating system, performs a networking process with the host connecting through a transceiver, and analyzes an access request signal from the connected host, and from the access request signal, the host requests Provides the data to the host and the application for playing / reading the data. That is, according to the method of driving the storage device of the present invention, it is possible to reduce the trouble of installing or finding a separate application for reproducing / reading the data, thereby increasing convenience of a user using the host.

5 is a flowchart illustrating a method of driving a storage device according to another exemplary embodiment of the present invention.

Referring to FIG. 5, FIG. 4 illustrates a process in which the storage device of FIG. 3 and FIG. 4 are driven. First, an access request signal is received from a host (step S510), and the device controller then accesses the signal. The host is recognized from the request signal, and data corresponding to the recognized host, an application for playing / viewing the data, and / or an operating system are selected (step S520). Through this, the storage device of the present invention is connected to a host to perform control for mutual input and output, and more particularly, the storage device of the present invention recognizes / selects an apparatus and an operating system between the host and the storage device, or the host It is possible to recognize / select the data requested from the application and the application for playing / viewing the data.

Thereafter, the device controller loads the operating system, and transmits the data and the application to the host (step S530). The storage device of the present invention may operate as an apparatus capable of loading an operating system corresponding to the host 170. In addition, the host communicates with the host connected through the transmission and reception unit, analyzes an access request signal from the connected host, and plays an application for reproducing / viewing the data requested by the host and the data from the access request signal. It can also operate as a device provided by. That is, the user mounts the storage device to a host installed everywhere, a device basically including computing resources through the storage device of the present invention, so that the user can select the operating system or the user interface of his or her choice on any host. The predetermined operation can be performed using. At this time, the device controller of the storage device is interlocked with the central processing unit of the host, and through this interworking, the user of the storage device can use the same computing resources as the central processing unit included in the host.

The method for driving a storage device according to the present invention may be implemented in the form of program instructions that can be executed by various computer means and recorded in a computer readable medium. The computer readable medium may include program instructions, data files, data structures, etc. alone or in combination. Program instructions recorded on the media may be those specially designed and constructed for the purposes of the present invention, or they may be of the kind well-known and available to those having skill in the computer software arts. Examples of computer-readable recording media include magnetic media such as hard disks, floppy disks and magnetic tape, optical media such as CD-ROMs, DVDs, and magnetic disks such as floppy disks. Magneto-optical media, and hardware devices specifically configured to store and execute program instructions, such as ROM, RAM, flash memory, and the like. Examples of program instructions include not only machine code generated by a compiler, but also high-level language code that can be executed by a computer using an interpreter or the like. The hardware device described above may be configured to operate as one or more software layers to perform the operations of the present invention, and vice versa.

As described above, the present invention has been described by way of limited embodiments and drawings, but the present invention is not limited to the above-described embodiments, which can be variously modified and modified by those skilled in the art to which the present invention pertains. Modifications are possible. Accordingly, the spirit of the present invention should be understood only by the claims set forth below, and all equivalent or equivalent modifications thereof will belong to the scope of the present invention.

1 is a block diagram showing the configuration of a storage device according to the present invention.

2A to 2C illustrate a storage configuration of a storage area of a storage device according to an exemplary embodiment of the present invention.

3 is a flowchart illustrating a method of driving a storage device according to an exemplary embodiment of the present invention.

4 is a flowchart illustrating a method of driving a storage device according to another exemplary embodiment of the present invention.

5 is a flowchart illustrating a method of driving a storage device according to another exemplary embodiment of the present invention.

Claims (19)

A storage device comprising: A storage area in which predetermined data is recorded and / or maintained; And A device controller that analyzes an access request signal received from a host and controls read / write operations on the storage area. Storage device comprising a. The method of claim 1, The device controller selects data requested by the host and / or an application for reproducing / viewing the data and controls to provide the data and / or the application to the host. The method of claim 2, The data and / or the application are stored in the storage area. The method of claim 3, An operating system for driving the storage device is stored in the storage area; The device controller loads the operating system to process the access request signal. The method of claim 2, And a table for recording the data and list information of the application. The method of claim 1, Transmitting and receiving unit for performing data transmission and reception with the host Storage device comprising a. The method of claim 6, The transceiver unit is a storage device, characterized in that the network interface module. The method of claim 6, The transceiver device is characterized in that any one of an Advanced Technology Attachment (ATA) interface or a Small Computer System Interface (SCSI). The method of claim 6, The transceiver unit is any one of a universal serial bus (USB) interface, an IEEE 1394 interface, or a fiber channel interface. The method of claim 1, Data stored by the host, an application for playing / viewing the data, and / or one or more operating systems for driving the host are stored in the storage area; The device controller recognizes the host from the access request signal, selects and loads the operating system corresponding to the host, and provides the data and the application to the host. The method of claim 1, The data, an application for playing / viewing the data, and an operating system are recorded in the storage area; The device controller is connected to the central processing unit (CPU) of the host. The method of claim 1, And said storage area comprises a disk and a nonvolatile memory. The method of claim 1, And said storage area is one or more non-volatile memory. In the storage device driving method comprising a storage area and a device controller, Receiving an access request signal from a host; At the device controller, recognizing the host from the access request signal, and selecting an operating system corresponding to the recognized host; And At the device controller, loading the operating system Storage device driving method comprising a. In the storage device driving method comprising a storage area and a device controller, Receiving an access request signal from a host; Selecting, at a device controller, data requested by the host and / or an application for playing / viewing the data; And Controlling the device controller to provide the data and / or the application to the host Storage device driving method comprising a. The method of claim 15, Maintaining a table for recording the data and list information of the application; Storage device driving method comprising a. The method of claim 15, In the device controller, the step of selecting an application for reproducing / viewing the data and / or the data may include: Loading an operating system for driving the storage device stored in the storage area in the device controller; Storage device driving method comprising a. In the storage device driving method comprising a storage area and a device controller, Receiving an access request signal from a host; At the device controller, recognizing the host from the access request signal and selecting data corresponding to the recognized host, an application for reproducing / viewing the data, and / or an operating system; And At the device controller, loading the operating system and sending the data and the application to the host Storage device driving method comprising a. A computer-readable recording medium in which a program for executing the method of any one of claims 14 to 18 is recorded.
KR1020070085753A 2007-08-24 2007-08-24 Storage device and method for driving the same KR20090021029A (en)

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KR1020070085753A KR20090021029A (en) 2007-08-24 2007-08-24 Storage device and method for driving the same
US12/126,663 US8719498B2 (en) 2007-08-24 2008-05-23 Data storage device and data providing method therein

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120010397A (en) * 2010-07-26 2012-02-03 에스케이 텔레콤주식회사 Cloud storage service apparatus and method
KR20120032892A (en) * 2010-09-29 2012-04-06 에스케이 텔레콤주식회사 Apparatus and method for file storage service

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120010397A (en) * 2010-07-26 2012-02-03 에스케이 텔레콤주식회사 Cloud storage service apparatus and method
KR20120032892A (en) * 2010-09-29 2012-04-06 에스케이 텔레콤주식회사 Apparatus and method for file storage service

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