WO2006051583A1 - インタフェースカード - Google Patents
インタフェースカード Download PDFInfo
- Publication number
- WO2006051583A1 WO2006051583A1 PCT/JP2004/016668 JP2004016668W WO2006051583A1 WO 2006051583 A1 WO2006051583 A1 WO 2006051583A1 JP 2004016668 W JP2004016668 W JP 2004016668W WO 2006051583 A1 WO2006051583 A1 WO 2006051583A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- interface
- card
- unit
- controller
- attribute information
- Prior art date
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Classifications
-
- 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
- G06F3/0662—Virtualisation aspects
- G06F3/0664—Virtualisation aspects at device level, e.g. emulation of a storage device or system
-
- 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
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/0604—Improving or facilitating administration, e.g. storage management
- G06F3/0605—Improving or facilitating administration, e.g. storage management by facilitating the interaction with a user or administrator
-
- 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
- G06F3/0629—Configuration or reconfiguration of storage systems
- G06F3/0632—Configuration or reconfiguration of storage systems by initialisation or re-initialisation of storage systems
-
- 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
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0673—Single storage device
- G06F3/0674—Disk device
- G06F3/0676—Magnetic disk device
-
- 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
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0673—Single storage device
- G06F3/0679—Non-volatile semiconductor memory device, e.g. flash memory, one time programmable memory [OTP]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/0772—Physical layout of the record carrier
- G06K19/07732—Physical layout of the record carrier the record carrier having a housing or construction similar to well-known portable memory devices, such as SD cards, USB or memory sticks
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07737—Constructional details, e.g. mounting of circuits in the carrier the record carrier consisting of two or more mechanically separable parts
- G06K19/07741—Constructional details, e.g. mounting of circuits in the carrier the record carrier consisting of two or more mechanically separable parts comprising a first part operating as a regular record carrier and a second attachable part that changes the functional appearance of said record carrier, e.g. a contact-based smart card with an adapter part which, when attached to the contact card makes the contact card function as a non-contact card
Definitions
- the present invention relates to an interface card to be mounted in a card slot of a host device such as a personal computer, PDA, digital camera, or mobile phone.
- a host device such as a personal computer, PDA, digital camera, or mobile phone.
- a memory card can be used as an external recording device.
- a memory card can move or store data as appropriate via a memory card without an interface (USB, IEEE 1394, Serial ATA, etc.) for connecting an external storage device. it can.
- the capacity of a memory card is smaller than that of an external storage device such as an external hard disk.
- the memory card costs more than an external storage device.
- a memory card (SD memory card) to be installed in a card slot, and a connection interface for connecting a USB device is provided, and a cable is connected to this connection interface.
- a USB hard disk can be connected to a small host device that does not have card slot power. This makes it possible to reduce the cost of a large amount of data recording.
- Patent Document 1 Japanese Patent Application Laid-Open No. 2001-307025
- a reading device for reading a device driver may not be provided, and installation of the device driver may be troublesome work.
- An object of the present invention is to provide an interface card that allows an external recording device to be easily connected via a card slot of a host device.
- An interface card according to the present invention includes:
- a first interface connected to a host device via a card slot, a second interface connected to a storage device to be connected to the host device,
- An attribute information acquisition unit for acquiring attribute information of a storage device connected to the second interface unit;
- card attribute information indicating that the memory card has part or all of the recording area of the storage device as a virtual memory is created, and the created card attribute information is stored in the host
- the interface card is connected to the card slot of the host device via the first interface, and is connected to the external storage device via the second interface.
- Typical examples of the first interface are ATA and ATAPI interfaces
- typical examples of the second interface are USB, serial ATA, and IEEE1394.
- Examples of host device card slots include CompactFlash (registered trademark) (hereinafter referred to as CF) 'slot, SD memory card' slot, memory stick 'slot, XD picture card' slot.
- the interface card With the storage device connected to the second interface, the interface card is When connected to the card slot of the storage device, the attribute information response unit creates force attribute information to be presented to the host device.
- the card attribute information is created based on the storage device attribute information acquired by the attribute information acquisition unit.
- the force attribute information presented by the attribute information presentation unit includes information for making the host device recognize that the interface card is a memory card. By presenting the card attribute information by the attribute information presenting unit, the host device recognizes it as a virtual memory in the storage area interface card of the storage device.
- Access from the host device to the virtual memory is relayed to the recording area of the storage device by the relay unit.
- a typical example of the operation of the relay unit is that when a data write request is made to the virtual memory, the relay unit accepts data to be written and writes it in the corresponding area of the storage device.
- the data to be read is read from the corresponding area of the storage device and supplied to the host device.
- protocol conversion is performed in the relay unit.
- a storage device connected to a host device via a memory card can be recognized by the host device as if it were a virtual memory in the memory card.
- the interface card is easily supported by the standard OS of the host device. This eliminates the need for device driver installation even when an external storage device is connected to the card slot of the host device.
- the interface card of the present invention it becomes easy to move data between devices having card slots such as personal computers, PDAs, mobile phones, digital cameras and the like.
- FIG. 1 is an external view showing a connection state of an interface card of the present invention.
- FIG. 2 is a block diagram showing a schematic configuration of a CF memory card according to the first embodiment.
- FIG. 3 Flow chart showing the operation procedure of the CF controller when a CF memory card is connected.
- FIG. 4 is a flowchart showing the operation procedure of the USB controller in the attribute information acquisition step.
- FIG. 5 is a diagram showing a correspondence state between the ATA register of the CF controller and the memory space of the PDA.
- FIG. 6 is a flowchart showing the operation procedure of the CF controller during command transfer.
- FIG. 7 is an explanatory diagram for explaining an ATA register, an ATAPI register, and a USB packet in a protocol conversion unit.
- FIG. 8 is a flowchart showing the operation procedure of the CF controller during data transfer.
- FIG. 9 is a block diagram showing a schematic configuration of a CF memory card according to a second embodiment.
- FIG. 10 is a block diagram showing a schematic configuration of a CF memory card according to a third embodiment.
- FIG. 11 is a block diagram showing a schematic configuration of a CF memory card according to a fourth embodiment.
- FIG. 12 is a diagram showing another usage example of the CF memory card.
- the CF memory card 1 of the present embodiment is used to connect an external USB hard disk 3 to the CF card slot 4 of the PDA 2.
- FIG. 2 is a block diagram showing a schematic configuration of the CF memory card 1.
- the CF memory card 1 has an outer shape that can be inserted into a CF card slot 4 and includes a CF connector 13 and a USB connector 14 that are open to the outside.
- CF connector 13 is inserted into CF card slot 4 of PDA2.
- a USB mass storage device is connected to the USB connector 14 via the USB cable 8.
- the external hard disk 3 is connected to the USB connector 14.
- the CF memory card 1 includes a CF controller 10, RAM 11, ROM 12, and a USB controller 30.
- the CF controller 10 has an ATA register 15 inside, and comprehensively controls the operation of each part of the CF memory card 1 based on a command issued from the CPU 5 via the ATA register 15.
- the CF controller 10 has a protocol conversion unit 20 in addition to the functions of a normal CF controller.
- the protocol conversion unit 20 performs protocol conversion described later in order to perform proper communication between the PDA 2 and the hard disk 3.
- the RAM 11 is a non-volatile SRAM, and is used when data is temporarily stored.
- the ROM 12 is an EEPROM that stores a program necessary for the operation of the CF controller 10.
- the USB controller 30 has a function necessary for communication with a USB mass storage device connected to the USB connector 14.
- the protocol conversion unit 20 includes a data conversion circuit 21, a status conversion circuit 23, and a command conversion circuit 22.
- the data conversion circuit 21 converts the file format of the data to be transferred so as to match the destination. Examples of file formats include FAT16, FAT32, FAT32 / 16, NTFS, Mac OS, and Linux (registered trademark).
- the status conversion circuit 23 relays status information between the PDA 2 and the hard disk 3.
- a typical example of the operation of the status conversion circuit 23 is updating the contents of the status register in the CF controller 10 based on the status information from the hard disk controller 31 input to the USB controller 30.
- the command conversion circuit 22 reads the contents of the ATA register 15 in the CF controller 10, analyzes the ATA command and parameters associated with the ATA command, and creates a USB command output to the hard disk 3. Further, the contents of the ATA register 15 in the CF controller 10 are updated based on a command input from the hard disk 3 to the USB controller 30.
- an ATAPI command 'packet is generated based on the analysis result of the ATA register 15, and the generated ATAPI command' command packet related to bulk-out transfer ' CBW)).
- CF memory card 1 is used when connecting USB hard disk 3 to CF card slot 4 of PDA2.
- CF memory card 1 When connecting the hard disk 3 to the PDA 2, first connect the USB connector 14 and the hard disk 3, and then insert the CF memory card 1 into the CF card slot 4.
- FIG. 3 is a flowchart showing an operation procedure of the CF controller 10 when the CF memory card 1 is mounted.
- the CF controller 10 notifies the CPU 5 that it is busy via the status' register (Sl).
- the purpose of step S1 is to make CPU 5 wait until the card attribute information to be presented to CPU 5 of PDA 2 is created.
- the CF controller 10 acquires attribute information of the hard disk 3 via the USB controller 30 (S2).
- the acquired attribute information is information passed from the device by the ATA IDENTIFY command.
- the attribute information includes information on the manufacturer name, product model number, recording capacity, and transfer speed of the hard disk 3. is there.
- step S2 will be described with reference to FIG.
- FIG. 4 is a flowchart showing the operation procedure of the USB controller 30 in step S2.
- the USB controller 30 issues a get descriptor 'command in order to acquire the interface information (device class, subclass vendor ID, device ID) of the hard disk 3 (S101).
- the USB controller 30 issues a set address' command and set 'configuration' command to the hard disk controller 31 (S102, S103).
- the USB controller 30 issues an “ink ink” command and performs hardware in bulk-in transfer.
- the drive information (vendor name, device name, transfer speed, recording capacity) of the disk 3 is acquired (S104-S106).
- the CF controller 10 waits while notifying the CPU 5 of the busy state until the attribute information acquisition step of S2 is completed (S3).
- the CF controller 10 determines the force attribute information to be presented to the CPU 5 based on the acquired attribute information of the hard disk 3. Create (S4).
- the card attribute information created in step S4 includes information that the CF memory card 1 is a memory card having a virtual memory with the same recording capacity as the hard disk 3 and having the same transfer capability as the hard disk 3. Is embedded.
- the CF controller 10 writes the created card attribute information into the internal attribute 'register.
- the CF controller 10 waits while notifying the CPU 5 of the busy state until the creation of the card attribute information is completed (S 5).
- the CF controller 10 updates the contents of the status' register and notifies the CPU 5 that the busy state has been released (S6).
- the CPU 5 starts to access the attribute 'register in the CF controller 10.
- the CF controller 10 presents the card attribute information in the attribute 'register to the CPU 5 (S7).
- CF memory mode 1 is recognized as a memory card by CPU5
- ATA register 15 (task 'file' register) in CF controller 10 is the main memory of PDA2, as shown in Figure 5 Maps to an appropriate area in space 7.
- the power of the configuration 'option' register index (Index) is set to “0”.
- the ATA register 15 is set to IZO. Maps to address space.
- the CF controller 10 records the correspondence relationship between the virtual memory 16 recognized by the CPU 5 of the PDA 2 and the recording area of the hard disk 3 in the RAMI 1.
- the CF controller 10 constitutes a relay unit that relays communication between the PDA 2 and the hard disk 3.
- the CPU 5 of the PDA 2 recognizes that the CF memory card 1 having the 60 GB virtual memory 16 is installed.
- FIG. 6 is a flowchart showing the operation procedure of the CF controller 10 after the mounting to the PDA 2 is completed. Normally, the CF controller 10 waits until a command 'code is written to the command register (S11).
- Writing the command 'code to the command register is executed by CPU 5 of PD A2. Specifically, the CPU 5 sets the parameters necessary for executing the command to each register of the ATA register 15 shown in Fig. 7 (A) (features, sector count, center Nanno, cylinder, device Z head, etc.). Then, write the command 'code to the command register of ATA register 15.
- the CF controller 10 causes the protocol conversion unit 20 to execute command conversion (ATA ⁇ ATAP I) (SI 2).
- the command conversion circuit 22 uses the sector 'Nanno' register, sector 'count' register, cylinder 'log register', cylinder 'high' register, Fitch ⁇ ⁇ Reads the contents of the parameter set in the register and creates a command packet based on the read contents.
- the command conversion circuit 22 converts the ⁇ command into a corresponding ⁇ command and embeds it in the ⁇ command packet.
- the ⁇ command packet created at this time is equivalent to the ⁇ command packet in the ⁇ device as shown in Fig. 7 (B).
- the CF controller 10 causes the protocol converter 20 to issue a CBW to the USB controller 30 (S13).
- the command conversion circuit 22 embeds the ATAPI command packet created in step S 12 in a predetermined position of the CBW unit.
- the command conversion circuit 22 embeds the data length to be transferred and information indicating whether it is read or write in a predetermined position of the CBW portion in the USB command.
- the ATA command issued from the CPU 5 of the PDA 2 is converted into a USB command, input to the USB controller 30, and output from the USB controller 30 to the hard disk 3.
- the CF controller 10 determines whether or not data transfer processing is involved (S 14), and executes data transfer processing described later only when data transfer processing is involved (S 15). Note that the CBW block and command 'status' wrapper in Figure 7 (C) only when data transfer processing is involved. Data is embedded in the Balta section between one (hereinafter referred to as CSW) section. Thereafter, the CF controller 10 issues a CSW via the USB controller 30 (S16).
- the CF controller 10 acquires the CSW output from the hard disk controller 31 (S 17), and determines whether or not the communication has been normally executed based on the acquired CSW error flag (S18). ).
- the CF controller 10 converts status information in the USB protocol into status information in the ATA protocol via the status conversion circuit 23.
- the CF controller 10 In the determination step of S18, when the communication is normally completed, the CF controller 10 notifies the CPU 5 via the ATA register 15 (S19). On the other hand, if an abnormality occurs in the communication in the determination step of S18, the CF controller 10 notifies the CPU 5 via the ATA register 15 that an error has occurred (S20).
- FIG. 8 is a flowchart showing an operation procedure of the CF controller 10 in the data transfer step of S15.
- the CF controller 10 waits until data transfer is possible (S21). During this time, the PDA2 side reads the status register of the CF controller 10 to determine whether or not the memory card 1 is in a data transfer enabled state.
- the CF controller 10 determines whether the write process or the read process is performed on the hard disk 3 (S22).
- the determination result in step S22 is embedded in the CWB portion of the USB command by the command conversion circuit 22.
- the CF controller 10 receives the write data from the PDA 2 via the data 'register and temporarily records it in the RAMI 1 (S 25 ). Subsequently, the CF controller 10 uses the data conversion circuit 20 and the USB controller 30 to write the write data temporarily recorded in the RAMI 1 by the amount of the size corresponding to the command parameter and transfer the data from the hard disk 3 to the hard disk 3. Write to the set area (S26). At this time, the command conversion circuit 22 embeds information in the CWB section.
- the CF controller 10 determines whether or not the data transfer is completed (S27). If the data transfer is completed, the CF controller 10 ends the data transfer step, and the step S16 in FIG. Move to tape. [0043] On the other hand, in the determination step of S22, when the read process is from the hard disk 3, the CF controller 10 accesses a desired area of the hard disk 3 via the USB controller 30 and the data conversion circuit 20, and performs bulk-in. The desired data is acquired by the transfer, and the acquired data is temporarily recorded in RAMI 1 (S23). Subsequently, the CF controller 10 outputs the data related to the read process recorded in the RAMI 1 to the PDA 2 through the data register by the size corresponding to the command parameter (S24). After that, the CF controller 10 determines whether or not the data transfer is completed (S27). If the data transfer is completed, the data transfer step is terminated and the process proceeds to the step S16 in FIG. To do.
- the hard disk 3 can be connected to the PDA 2 as a memory card compliant with the CF-ATA standard.
- memory cards conforming to the CF-ATA standard are supported by the standard operating system of the PDA2 with the CF card slot 4, so the CF memory card 1 can be connected to the PDA2 without using a device driver.
- the recording capacity of the hard disk 3 is not limited to this. If the PDA2 cannot handle the capacity of the hard disk 3 due to the file format on the PDA2 side, the hard disk 3 should be recognized by the CPU5 of the PDA2 in a state of being partitioned into several partitions.
- CF memory card according to the second embodiment!
- the basic configuration of / is the same as that of the CF memory card 1 of the first embodiment.
- CF memory card! / Further includes a protocol analysis circuit 24 in the CF controller 10.
- the protocol analysis circuit 24 analyzes whether or not the CPU 5 of the PDA 2 supports the ATAPI protocol.
- the CF controller 10 controls the operations of the data conversion circuit 21, the command conversion circuit 22, and the status conversion circuit 23 according to the analysis result. For example, when the ATAPI protocol is supported on the PDA2 side, the CF controller 10 presents the card attribute information indicating that it is an ATAPI device to the CPU 5, and executes communication with the CPU 5 using the ATAPI command. .
- the command conversion step (ATA ⁇ ATAPI) of S12 in the first embodiment can be omitted.
- a third embodiment will be described with reference to FIG.
- a serial ATA controller 32 is mounted on the CF memory card 1 instead of the USB controller 30, and a serial ATA connector 14 ′ is formed instead of the USB connector 14.
- the serial A TA connector 14 'and the hard disk 3 are connected by a serial ATA cable.
- a serial ATA compatible hard disk can be easily connected to the card slot 4 of the PDA2.
- the compatibility of serial ATA and parallel ATA reduces the protocol conversion load in the protocol converter 20.
- an IEEE1394 controller 33 is mounted on the CF memory card 1 instead of the USB controller 30, and an IEEE1394 connector 14 is formed instead of the USB connector 14. At this time, the IEEE1394 connector 14 and the hard disk 3 are connected by an IEEE1394 cable.
- the IEEE1394 controller 33 communicates with the hard disk controller 31 using the SBP-2 protocol in which SCSI commands are encapsulated.
- protocol conversion ATA or ATAPI ⁇ SCSI ⁇ SBP-2
- ATAPI ⁇ SCSI ⁇ SBP-22 protocol conversion
- the host device is PDA2
- the host device is not limited to PDA2.
- the interface card of the present invention is of the CF type simply considering the convenience of creating the interface card. Therefore, the interface card of the present invention is not limited to the CF type interface card.
- other memory card types such as an SD memory card type and a memory stick type may be adopted.
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- General Engineering & Computer Science (AREA)
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Abstract
Description
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PCT/JP2004/016668 WO2006051583A1 (ja) | 2004-11-10 | 2004-11-10 | インタフェースカード |
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PCT/JP2004/016668 WO2006051583A1 (ja) | 2004-11-10 | 2004-11-10 | インタフェースカード |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7739419B2 (en) | 2007-05-23 | 2010-06-15 | Seiko Epson Corporation | Data transfer control device and electronic instrument |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3093136U (ja) * | 2002-09-30 | 2003-04-18 | 萬國電脳股▲ふん▼有限公司 | 大容量ストレージ載体 |
JP2004310680A (ja) * | 2003-04-10 | 2004-11-04 | C-One Technology Corp | 媒体保存連接インタフェース装置 |
-
2004
- 2004-11-10 WO PCT/JP2004/016668 patent/WO2006051583A1/ja active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3093136U (ja) * | 2002-09-30 | 2003-04-18 | 萬國電脳股▲ふん▼有限公司 | 大容量ストレージ載体 |
JP2004310680A (ja) * | 2003-04-10 | 2004-11-04 | C-One Technology Corp | 媒体保存連接インタフェース装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7739419B2 (en) | 2007-05-23 | 2010-06-15 | Seiko Epson Corporation | Data transfer control device and electronic instrument |
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