CN2807335Y

CN2807335Y - External frame micro high speed data memory device

Info

Publication number: CN2807335Y
Application number: CN 200520056521
Authority: CN
Inventors: 李先乾
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-03-30
Filing date: 2005-03-30
Publication date: 2006-08-16
Anticipated expiration: 2015-03-30

Abstract

The utility model relates to an external frame micro high speed data memory device which comprises a master module (100) and at least two sets of hard disc interfaces. The utility model is characterized in that the master module (100) comprises a main controller IC (1) which comprises a program memory (3), a fire wire controller IC (2) and a power management device IC (4) which are connected with one another; the utility model provides a portable miniature RAID disc array device which is used for computers and notebook computers, the utility model adopts two hard discs of 2.5 ' or two miniature hard discs of 1.8', a special driving chip is adopted by the utility model and the two hard discs form an array hard disc set which is similar to a network disc array. The utility model is connected with the computers by IEEE1364A or IEEE1394 B, and the two hard discs are arranged into an RAID0 or an RAID1 disc by special software, so the utility model has the functions of high speed and safe data storage and backups.

Description

External framework miniature high-speed data storage device

Technical field

The utility model belongs to data processing equipment external data storage device, belongs to the data processing equipment external data storage device that combines with RAID data of magnetic disk array memory technology especially.

Background technology

In information age today, along with the widespread use of computing machine, the memory transactions amount of data information is increasing, data storage and backup safe, reliable, at a high speed, high capacity and movability become and become more and more important.The external storage that is applied to computing machine at present has a lot, particularly be applied to the disk array storage system of the webserver, these systems are owing to be applied to network server system mostly, though it is safe and reliable, the transmission speed height, involve great expense but size is big, do not have movability and safeguard also pretty troublesome, can not use as PC; Various external portable hard drives, these equipment are generally based on USB and IEEE1394 interface, directly be connected with PC, size is little, capacity is big, use is simple, byte cost performance height is welcome by the personal user extensively, but not high enough aspect data security, can not realize that generally mirror back-up function, speed are also fast inadequately; All kinds of USB flash drive, USB storage card, size is very small and exquisite, uses also very simple and conveniently, but the byte cost performance is not high, and capacity can not do very greatly, does not satisfy mass data user's storage demand; And various external CD writer, disc driver are owing to using that trouble, capacity are little, poor mobility, speed wait reason can't satisfy user's demand slowly.

Prior art is difficult to satisfy computer and moves, at a high speed and the storage of the data of magnetic disk array of safety.

Summary of the invention

The utility model is to avoid the above-mentioned weak point of prior art to propose a kind of portable minisize RAID disc array devices that is used for computer and notebook computer use, this device adopts two 2.5 " hard disk or two 1.8 " micro hard disks, adopt special driving chip, two hard disks are formed one and the similar array hard disk groups of net-raid, connect with computer by IEEE 1394A or IEEE 1394B and to be connected, and can two hard disks be arranged to RAID0 or RAID1 disk by special software, make it have the data storage and the backup functionality of high speed, safety.

The purpose of this utility model can reach like this:

Design, a kind of external framework miniature high-speed data storage device of manufacturing, comprise top control module and at least two group hard disc interfaces, it is characterized in that: described top control module comprises master control IC, and this master control IC comprises interconnective procedure stores IC, live wire control IC and power management IC again.

The beneficial effects of the utility model are: solved fundamentally that RAID disk array volume is excessive, cost is too high, the problem that can't carry, make the microminiaturization of RAID disk array, portability, cost degradation, satisfied PC and Mobile business requirement data safety, high speed storing.

The utility model can be widely used in each PC and Mobile business user's data safety and high speed storing needs for the information age of computerization office provides an outstanding solution, and the utilization prospect is very wide.

Description of drawings

Fig. 1 is the principle schematic of the external framework miniature high-speed of the utility model data storage device;

Fig. 2 is applied in 2.5 for the described data storage device " structural representation of hard disk;

Wherein, Fig. 2-1,2-2 and 2-3 are respectively its vertical view, left view and right view;

Fig. 3 is applied in 1.8 for described data storage device " the compact structure synoptic diagram of micro hard disk;

Wherein, Fig. 3-1,3-2 and 3-3 are respectively its vertical view, left view and right view;

Fig. 4 is applied in 1.8 for described data storage device " the light and thin type structural representation of micro hard disk;

Wherein, Fig. 4-1,4-2 and 4-3 are respectively its vertical view, left view and right view;

Fig. 5 is the master control IC circuit theory diagrams of described data storage device;

Fig. 6 is the live wire control IC circuit theory diagrams of described data storage device;

Fig. 7 is the procedure stores IC circuit theory diagrams of described data storage device.

Embodiment

Below in conjunction with accompanying drawing in detail embodiment of the present utility model is described in detail.

A kind of external framework miniature high-speed data storage device comprises top control module 100 and at least two group hard disc interfaces, and described top control module 100 comprises master control IC1, and this master control IC comprises interconnective procedure stores IC3, live wire control IC2 and power management IC4 again.

Described high-speed data memory storage also comprises the hard disk corresponding with described hard-disk interface; For conserve space, also comprise the Primary Hard Drive interface 5 that is integrated in the top control module 100; And be connected in series with described Primary Hard Drive interface 5 from hard-disk interface 6.

Two 2.5 " hard disk or two 1.8 " micro hard disks wherein can be installed on the wiring board, especially described two 2.5 " or 1.8 " ide interface hard disks and main control chip, make this RAID disc array devices size become very small and exquisite, can carry, and have RAID1, RAID0 function.Among the embodiment that has, also hard disk can be installed, only sell portable minisize high-speed high capacity data storage device hard-disk cartridge separately, the user can oneself buy required hard disk and install.

In order to carry out the high-speed data visit with computer, described live wire control IC2 connects first fire-wire interfaces 9 and second fire-wire interfaces 10 respectively, and is connected with computer, sees the A and the B of accompanying drawing 1.

Also comprise the micro-control switch 12 that is integrated in the top control module 100 in addition;

For disk array carries out verification and data reconstruction when using the RAID1 function, described micro-control switch 12 interconnects verification switch 54 and mirror image is rebuild switch 55.

Described high-speed data memory storage also comprises the pilot lamp group 13. that is connected, comprises a plurality of pilot lamp with master control IC1

For the ease of stable electric power is provided to equipment, described power management IC4 connects outlet 11.Generalized case is used the 5V/DC power supply, and the stabilized voltage supply by a 5V provides electric power for product.See the C of Fig. 1.

Need for the ease of outer monitoring, described pilot lamp group 13 comprises at least seven LED light, be respectively applied for the read-write of monitoring power supply, Primary Hard Drive, from disk read-write, Primary Hard Drive RAID1 make mistakes, from hard disk RAID1 make mistakes, the RAID1 verification with rebuild indication, the system indication etc. that makes mistakes, this pilot lamp also can replace with LCD in reality is implemented.

For the ease of being connected with computer, described first fire-wire interfaces 9 and second fire-wire interfaces 10 be corresponding 1394B connecting

line interface

39 and 1394A connecting line interface 40 respectively.

Fig. 2 to Fig. 4 is the embodiment of this utility model.

Fig. 2 is adorning 2.5 " the portable minisize high-speed high capacity data storage device of hard disk, the disk that this device uses being 2.5 " hard disks of being designed to.Product is by wiring board, 2.5 " Primary Hard Drive and from hard disk, hard disk connector and the surface structure spare that is used for fixing wiring board and hard disk are formed, and design has bleeder vent on front and rear panel, lowers the temperature in order to hard disk.Be furnished with the hard disk socket in the circuit board, supply socket, RAID1 verification and mirror image are rebuild key switch, 1394B connecting line interface, 1394A connecting line interface, seven LED light be respectively applied for power supply, Primary Hard Drive read-write, from disk read-write, hard disk RAID1 make mistakes, hard disk RAID1 makes mistakes, RAID1 verification and reconstruction, indication makes mistakes.This device also can not installed hard disk, is designed to 2.5, and " portable minisize RAID hard-disk cartridge is bought hard disk by user oneself and is installed.Design finish 2.5 " the surface structure spare of portable minisize RAID disc array devices also can be designed to other form when actual product.

Fig. 3 be designed to 1.8 " the compact portable type high-speed high capacity data storage device that declines, the disk that this device uses are 1.8, and " micro hard disk makes product size littler, more convenient carrying.Product is by wiring board, 1.8 " miniature Primary Hard Drive and from hard disk, hard disk connector, the surface structure spare that is used for fixing wiring board and hard disk is formed, and design has bleeder vent on front and rear panel, lowers the temperature in order to hard disk.Be furnished with the hard disk socket in the circuit board, supply socket, RAID1 verification and mirror image are rebuild key switch, 1394B connecting line interface, 1394A connecting line interface, seven LED light be respectively applied for power supply, Primary Hard Drive read-write, from disk read-write, hard disk RAID1 make mistakes, hard disk RAID1 makes mistakes, RAID1 verification and reconstruction, indication makes mistakes.This device also can not installed hard disk, is designed to 1.8, and " portable minisize RAID hard-disk cartridge is bought hard disk by user oneself and is installed.Design finish 1.8 " the surface structure spare of portable minisize RAID disc array devices also can be designed to other form when actual product.

Fig. 4 is 1.8 " light and thin type portable minisize high-speed high capacity data storage device, the disk that this device uses the is 1.8 " micro hard disk that is designed to, and employing plane formula layout makes product size more frivolous, is convenient for carrying.Product is by wiring board, and 1.8 " micro hard disk, the surface structure spare that is used for fixing wiring board and hard disk is formed.Be furnished with the hard disk socket in the circuit board, supply socket, RAID1 verification and mirror image are rebuild key switch, 1394B connecting line interface, 1394A connecting line interface, seven LED light be respectively applied for power supply, Primary Hard Drive read-write, from disk read-write, hard disk RAID1 make mistakes, hard disk RAID1 makes mistakes, RAID1 verification and reconstruction, indication makes mistakes.This device also can not installed hard disk, is designed to 1.8, and " portable minisize RAID hard-disk cartridge is bought hard disk by user oneself and is installed.Be designed to 1.8 " the surface structure spare of portable minisize RAID disc array devices also can be designed to other form when actual product.

The apparent size of three kinds of portable minisize RAID disc array devices that design is finished is respectively:

135.8 * 76.5 * 27.8mm, 95.8 * 76.5 * 27.8mm and 152.5 * 74.5 * 15.3mm.Can be contained in the pocket fully and carry, as the RAID disk array, the volume ratio existing equipment is littler.

Claims

1, a kind of external framework miniature high-speed data storage device comprises top control module (100) and at least two group hard disc interfaces, it is characterized in that:

Described top control module (100) comprises master control IC (1), and this master control IC comprises interconnective procedure stores IC (3), live wire control IC (2) and power management IC (4) again.

2, according to the described data storage device of claim 1, it is characterized in that:

Also comprise the hard disk corresponding with described hard-disk interface.

3, according to the described data storage device of claim 2, it is characterized in that:

Also comprise the Primary Hard Drive interface (5) that is integrated in the top control module (100); And be connected in series with described Primary Hard Drive interface (5) from hard-disk interface (6).

4, according to the described data storage device of claim 3, it is characterized in that:

Described live wire control IC (2) connects first fire-wire interfaces (9) and second fire-wire interfaces (10) respectively.

5, according to the described data storage device of claim 4, it is characterized in that:

Also comprise the micro-control switch (12) that is integrated in the top control module (100);

Described micro-control switch (12) is rebuild switch (55) with verification switch (54) and mirror image and is connected.

6, according to the described data storage device of claim 5, it is characterized in that:

Also comprise the pilot lamp group (13) that is connected, contains a plurality of pilot lamp with master control IC (1).

7, according to the described data storage device of claim 6, it is characterized in that;

Described power management IC (4) connects outlet (11);

Described pilot lamp group (13) comprises at least seven LED light.

8, according to the described data storage device of claim 3, it is characterized in that;

Described first fire-wire interfaces (9) and second fire-wire interfaces (10) be corresponding 1394B connecting line interface (39) and 1394A connecting line interface (40) respectively.