CN101320591A - Portable memory device - Google Patents

Portable memory device Download PDF

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Publication number
CN101320591A
CN101320591A CNA2007101096656A CN200710109665A CN101320591A CN 101320591 A CN101320591 A CN 101320591A CN A2007101096656 A CNA2007101096656 A CN A2007101096656A CN 200710109665 A CN200710109665 A CN 200710109665A CN 101320591 A CN101320591 A CN 101320591A
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CN
China
Prior art keywords
memory device
portable memory
ieee
control chip
unit
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Pending
Application number
CNA2007101096656A
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Chinese (zh)
Inventor
李侑澄
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Asustek Computer Inc
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Asustek Computer Inc
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Publication date
Application filed by Asustek Computer Inc filed Critical Asustek Computer Inc
Priority to CNA2007101096656A priority Critical patent/CN101320591A/en
Publication of CN101320591A publication Critical patent/CN101320591A/en
Pending legal-status Critical Current

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Abstract

The present invention relates to a portable storage device which comprises a shell, a circuit board, a non-volatile memory unit, a control chip unit, a universal serial bus interface and an IEEE 1394 interface. The non-volatile memory unit and the control chip unit are arranged on the circuit board in the shell, and are electrically connected with each other. The universal serial bus interface is electrically connected with the control chip unit, and the IEEE 1394 interface is also electrically connected with the control chip unit. The portable storage device can be simultaneously provided with a USB interface and an IEEE 1394 interface; the user can directly select the USB interface or the IEEE 1394 interface for connection, according to the transmission interface arranged on an electronic device. Thus the portable storage device greatly facilitates the application.

Description

Portable memory device
Technical field
The present invention relates to a kind of storage device, particularly relate to a kind of two kinds of portable memory devices that connect transmission interface that have.
Background technology
In recent years,, can between the various computing machine, transmit fast, transmit the data, utilize the portable memory device person's of being to use another kind of preferable selection except seeing through the Internet for making data along with the raising of the penetration of computer use.
Common connection transmission interface has following two kinds in the portable memory device, and one is that (another then is IEEE 1394 interfaces to USB (universal serial bus) for Universa1 Serial Bus, USB) interface.Wherein, though the price of USB interface is low than IEEE 1394 interfaces, and comparatively general, right IEEE 1394 interfaces are also held its advantage than the faster transfer rate of USB interface under the arm, are accepted by the user gradually.
Please refer to shown in Figure 1, it is one to have the portable memory device 1 of USB interface, portable memory device 1 comprises a housing 11, a circuit board 13, a Nonvolatile memory unit 12, a USB interface control chip 14 and a USB (universal serial bus), and (Universal Serial Bus, USB) interface 15.Wherein, Nonvolatile memory unit 12 and USB interface control chip 14 are arranged on the circuit board 13, and USB interface control chip 14 then electrically connects with usb 15.
When portable memory device 1 is desired to be connected with the transmission data with a USB interface (not shown) of an external electronic, then can utilize the usb 15 of portable memory device 1, and see through stored data in the USB interface control chip 14 access Nonvolatile memory unit 12.
But, when portable memory device 1 is connected with an IEEE 1394 interface (not shown)s of said external electronic installation as if desire, does not then have corresponding IEEE 1394 interfaces and come stored data in the access Nonvolatile memory unit 12.
Owing in the known techniques, there is no the portable memory device that has USB interface and IEEE 1394 interfaces simultaneously.Therefore, the portable memory device 1 with USB interface can't carry out data transmission with computing machine that has only IEEE 1394 interfaces or electronic installation.This represents that also the user must use different portable memory devices in corresponding different interfaces, and therefore, this not only can cause user's puzzlement, also can reduce user's purchase intention.
Therefore, how to design a kind of portable memory device that can have USB interface and IEEE 1394 interfaces simultaneously, real one of the present important topic that belongs to.
Summary of the invention
Fundamental purpose of the present invention is, a kind of novel portable memory device is provided, and technical matters to be solved is to make it can have USB interface and IEEE 1394 interfaces simultaneously, thereby is suitable for practicality more.
The object of the invention to solve the technical problems realizes by the following technical solutions.A kind of portable memory device according to the present invention proposes is characterized in that comprising: a housing; One circuit board is arranged in this housing; One Nonvolatile memory unit is arranged on this circuit board; One control chip unit is arranged on this circuit board, and electrically connects with this Nonvolatile memory unit; One USB (universal serial bus) electrically connects with this control chip unit; And an IEEE 1394 interfaces, electrically connect with this control chip unit.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid portable memory device, wherein said USB (universal serial bus) and IEEE 1394 interfaces are coupled on this circuit board.
Aforesaid portable memory device, wherein said Nonvolatile memory unit are a flash memory or a ROM (read-only memory).
Aforesaid portable memory device, wherein saidly more comprise: a hinged unit, have one first pivot connecting element and one second pivot connecting element, and this USB (universal serial bus) is arranged at this first pivot connecting element, these IEEE 1394 interfaces are arranged at this second pivot connecting element.
Aforesaid portable memory device, wherein said first pivot connecting element and this second pivot connecting element be adjacent establishes and forms an angle.
Aforesaid portable memory device, wherein said hinged unit are can be with respect to this housing rotation.
Aforesaid portable memory device, wherein said hinged unit has a rotating shaft, and this first pivot connecting element and this second pivot connecting element are arranged at two sides of this rotating shaft respectively.
Aforesaid portable memory device, wherein said control chip unit have a USB (universal serial bus) control chip and an IEEE 1394 interface control chips.
Aforesaid portable memory device, wherein said control chip unit have one and integrate the chip that USB (universal serial bus) is controlled and IEEE 1394 interfaces are controlled.
Aforesaid portable memory device, the material of wherein said housing are plastics or metal.
Aforesaid portable memory device, wherein said USB (universal serial bus) exposes to housing.
Aforesaid portable memory device, wherein said IEEE 1394 interfaces expose to housing.
Via as can be known above-mentioned, a kind of portable memory device of the present invention, it comprises a housing, a circuit board, a Nonvolatile memory unit, a control chip unit, a USB (universal serial bus) and an IEEE1394 interface.Nonvolatile memory unit and control chip unit are arranged on the circuit board that is positioned at housing, and Nonvolatile memory unit and the electric connection of control chip unit.USB (universal serial bus) and control chip unit electrically connect, and IEEE 1394 interfaces also electrically connect with the control chip unit.A kind of portable memory device of the present invention has a USB interface and an IEEE 1394 interfaces simultaneously, the user can be directly according to the transmission interface that is provided on the electronic installation, select for use corresponding to USB interface on the portable memory device or IEEE 1394 interfaces to connect, greatly promote the convenience that uses.
By technique scheme, portable memory device of the present invention has following advantage at least:
A kind of portable memory device of the present invention has a USB interface and an IEEE 1394 interfaces simultaneously.Therefore, the user can select for use interface identical on the portable memory device to connect according to the transmission interface that is provided on the electronic installation.Compare with known techniques, portable memory device of the present invention has two kinds of different transmission interfaces, therefore, concerning the user, not only on ease of use, greatly promote, and because the increase of transmission interface, also more improve the compatibility that portable memory device can corresponding electronic equipment.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of instructions, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the synoptic diagram of known a kind of portable memory device.
Fig. 2 is the synoptic diagram according to the portable memory device of the present invention's first preferred embodiment.
Fig. 3 is the synoptic diagram according to the portable memory device of the present invention's second preferred embodiment.
Fig. 4 A is the synoptic diagram according to the portable memory device of the present invention's the 3rd preferred embodiment.
Fig. 4 B is another synoptic diagram of the portable memory device of the present invention's the 3rd preferred embodiment.
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to its embodiment of portable memory device, structure, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.
First embodiment
Please refer to shown in Figure 2ly, portable memory device 2 comprises a housing 21, a Nonvolatile memory unit 23, a control chip unit 24, a USB (universal serial bus) (USB) interface 25 and an IEEE 1394 interfaces 26.
The material of housing 21 for example is plastics or metal, and at least one part of USB interface 25 and IEEE 1394 interfaces 26 is the both sides that expose to housing 21, in order to being connected with external electronic.
Nonvolatile memory unit 23 for example is a flash memory (flash memory) or a ROM (read-only memory) (read only memory), visual actual product demand and select the type of internal memory for use.In the present embodiment, portable memory device 2 more can comprise a circuit board 22, and both all are arranged at Nonvolatile memory unit 23 and control chip unit 24 on the circuit board 22, and electrically connect mutually.
Control chip unit 24 has a USB interface control chip 241 and an IEEE 1394 interface control chips 242, and is arranged at the both sides of Nonvolatile memory unit 23 respectively.In addition, USB interface control chip 241 and IEEE 1394 interface control chips 242 also can be integrated in the same chip, are to be that two different chips are example with USB interface control chip 241 and IEEE 1394 interface control chips 24 2 at this.
USB interface 25 electrically connects with USB interface control chip 241; 26 IEEE 1394 interfaces and IEEE 1394 interface control chips 242 electrically connect.Wherein, the part of USB interface 25 and IEEE 1394 interfaces 26 can be welded on the circuit board 22 respectively, USB interface control chip 241 is electrically connected, and IEEE 1394 interfaces 26 electrically connect with IEEE1394 interface control chip 242.
When portable memory device 2 desires are connected with the USB interface (not shown) of an external electronic, then can utilize USB interface 25, and see through stored data in the USB interface control chip 241 access Nonvolatile memory unit 23.And it is same, when if portable memory device 1 desire is connected with the IEEE 1394 interface (not shown)s of an external electronic, then can utilize IEEE 1394 interfaces 26, and see through stored data in the IEEE 1394 interface control chips 242 access Nonvolatile memory unit 23.
Second embodiment
Please refer to shown in Figure 3, the difference of the portable memory device 2 of the present embodiment and first embodiment is: in the portable memory device 3 of present embodiment, USB interface 35 and IEEE 1394 interfaces 36 are the same ends that are positioned at housing 31, USB interface 35 and IEEE 1394 interfaces 36 can be welded on the circuit board 32 respectively, and the neighbour establishes and forms an angle theta mutually, and can comply with different designs, and be formed with the angle of different θ angles.
In addition, control chip unit 34 on the circuit board 32 itself is one and has integrated the chip that USB interface is controlled and IEEE 1394 interfaces are controlled, it can utilize mode such as processing procedure integration that one USB interface control chip and an IEEE 1394 interface control chips are merged into an one chip, and USB interface 35 and IEEE 1394 interfaces 36 and electrically connect with control chip unit 34.Same, present embodiment can utilize USB interface 35 or IEEE 1394 interfaces 36 to come data in the access Nonvolatile memory unit 33.
The 3rd embodiment
Please refer to shown in Fig. 4 A, the difference of the portable memory device 4 of present embodiment and the portable memory device 3 of second embodiment is: the portable memory device 4 in the present embodiment more comprises a hinged unit 47, hinged unit 47 has one first pivot connecting element 471, one second pivot connecting element 472 and a rotating shaft 473, first pivot connecting element 471 and second pivot connecting element 472 are arranged at two sides of rotating shaft 473 respectively, and rotating shaft 473 can be arranged at circuit board 42.Hinged unit 47 housing 41 rotations relatively, the user can make USB interface 45 or IEEE 1394 interfaces 46 expose to a side of housing 41 by rotating shaft 473 or direct switching first pivot connecting element 471 and second pivot connecting element 472.In addition, first pivot connecting element 471 of hinged unit 47 and second pivot connecting element 472, both neighbours establish formed angle, in present embodiment, are that 180 degree are that example explains with angle.So, according to the different designs mode, same have different angle angles.
In addition, same, control chip unit 44 on the circuit board 42 also can have a USB interface control chip and an IEEE 1394 interface control chips respectively, or utilizes mode such as processing procedure integration that two chips are merged into a chip of integrating USB interface control and the control of IEEE 1394 interfaces.And USB interface 45 is arranged on first pivot connecting element 471,46 IEEE 1394 interfaces are arranged on second pivot connecting element 472, rotating shaft 473 can be a hollow rotating shaft, USB interface 45 and IEEE 1394 interfaces 46 can be electrically connected to circuit board 42 via the inside of rotating shaft 473 or along rotating shaft 473 outsides with the lead (not shown), and then electrically connect with control chip unit 44.When portable memory device 4 desires are connected with an external USB interface (not shown), the rotating shaft 473 of then rotatable hinged unit 47, USB interface 45 on first pivot connecting element 471 is produced outside the housing 41, utilize USB interface 45 to see through stored data in the 44 access Nonvolatile memory unit 43, control chip unit.And it is same, if when being connected with an exterior I EEE 1394 interface (not shown)s, the rotating shaft 473 of then rotatable hinged unit 47, IEEE on second pivot connecting element 472 1394 interfaces 45 are produced outside the housing 41, utilize IEEE 1394 interfaces 46 through the storage data in the 44 access Nonvolatile memory unit 43, control chip unit.
Again, please refer to shown in Fig. 4 B, also hinged unit 47 can be rotated into vertical with 41 one-tenth of housings, and then become a T font, or other angle also can, make USB interface 45 and IEEE 1394 interfaces 46 all expose to housing 41, so the user can select transmission interface to come stored data in the access Nonvolatile memory unit 43 voluntarily.
In sum, have a USB interface and an IEEE 1394 interfaces simultaneously according to a kind of portable memory device of the present invention.Therefore, the user can select for use interface identical on the portable memory device to connect according to the transmission interface that is provided on the electronic installation.Compare with known techniques, portable memory device of the present invention has two kinds of different transmission interfaces, therefore, concerning the user, not only on ease of use, greatly promote, and because the increase of transmission interface, also more improve the compatibility of the corresponding electronic equipment of portable memory device.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.

Claims (12)

1, a kind of portable memory device is characterized in that comprising:
One housing;
One circuit board is arranged in this housing;
One Nonvolatile memory unit is arranged on this circuit board;
One control chip unit is arranged on this circuit board, and electrically connects with this Nonvolatile memory unit;
One USB (universal serial bus) electrically connects with this control chip unit; And
One IEEE, 1394 interfaces electrically connect with this control chip unit.
2, portable memory device according to claim 1 is characterized in that USB (universal serial bus) and IEEE 1394 interfaces are coupled on this circuit board.
3, portable memory device according to claim 1 is characterized in that the Nonvolatile memory unit is a flash memory or a ROM (read-only memory).
4, portable memory device according to claim 1 is characterized in that more comprising:
One hinged unit has one first pivot connecting element and one second pivot connecting element, and this USB (universal serial bus) is arranged at this first pivot connecting element, and these IEEE 1394 interfaces are arranged at this second pivot connecting element.
5, portable memory device according to claim 4 is characterized in that first pivot connecting element and this second pivot connecting element are adjacent to establish and form an angle.
6, portable memory device according to claim 4 is characterized in that hinged unit is can be with respect to this housing rotation.
7, portable memory device according to claim 4 is characterized in that hinged unit has a rotating shaft, and this first pivot connecting element and this second pivot connecting element are arranged at two sides of this rotating shaft respectively.
8, portable memory device according to claim 1 is characterized in that the control chip unit has a USB (universal serial bus) control chip and an IEEE 1394 interface control chips.
9, portable memory device according to claim 1 is characterized in that the control chip unit has one and integrates the chip that USB (universal serial bus) is controlled and IEEE 1394 interfaces are controlled.
10, portable memory device according to claim 1, the material that it is characterized in that housing is plastics or metal.
11, portable memory device according to claim 1 is characterized in that USB (universal serial bus) exposes to housing.
12, portable memory device according to claim 1 is characterized in that IEEE 1394 interfaces expose to housing.
CNA2007101096656A 2007-06-05 2007-06-05 Portable memory device Pending CN101320591A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA2007101096656A CN101320591A (en) 2007-06-05 2007-06-05 Portable memory device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNA2007101096656A CN101320591A (en) 2007-06-05 2007-06-05 Portable memory device

Publications (1)

Publication Number Publication Date
CN101320591A true CN101320591A (en) 2008-12-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2007101096656A Pending CN101320591A (en) 2007-06-05 2007-06-05 Portable memory device

Country Status (1)

Country Link
CN (1) CN101320591A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105427878A (en) * 2014-09-11 2016-03-23 株式会社东芝 USB memory device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105427878A (en) * 2014-09-11 2016-03-23 株式会社东芝 USB memory device
CN105427878B (en) * 2014-09-11 2018-06-01 东芝存储器株式会社 Usb storage device

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Open date: 20081210