CN201017311Y - Hard disk capable of thermal connect-disconnect - Google Patents
Hard disk capable of thermal connect-disconnect Download PDFInfo
- Publication number
- CN201017311Y CN201017311Y CNU2006201454479U CN200620145447U CN201017311Y CN 201017311 Y CN201017311 Y CN 201017311Y CN U2006201454479 U CNU2006201454479 U CN U2006201454479U CN 200620145447 U CN200620145447 U CN 200620145447U CN 201017311 Y CN201017311 Y CN 201017311Y
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- hard disk
- interface
- esata
- hot swappable
- main body
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- Signal Processing For Digital Recording And Reproducing (AREA)
Abstract
The utility model discloses a hot-swappable hard disk, which comprises an eSATA interface, a hard disk, and a bridging unit that are mounted on a circuit board. To use the hard disk, the eSATA interface can be connected to a main computer through a signal cable. With the technical scheme, the utility model has the following benefits: the hardware of an existing hard disk and a bridging unit that serves as an interface switching circuit are designed on a circuit board, and therefore, the utility model has advantages including compactness, low cost, high EMC performance, and hot-swapping support. By adding a fingerprint recognition module or an electronic key encryption module, the security of data storage can be further enhanced.
Description
[technical field]
The utility model relates to the hard-disc storage field, specifically relates to have the hard disk of hot plug function.
[background technology]
Along with the development of Information technology, people have had higher requirement to the hard disk that is used for storing data.Good memory property should be arranged, require its characteristic with hot plug easy to use again.Because having the equipment of eSATA interface can hot plug and have the higher data transmission speed, during use, do not need to carry out the operation of " shutdown--＞connection data line--＞start again ", when computer operation, can connect directly with the eSATA data line and use.Therefore we wish that hard disk has the eSATA interface.Common PATA hard disk does not possess the function of hot plug, the physical form of contact pin interface itself has limited hot plug operations, the PATA hard disk is realized the special additional module of hot plug application need, use hard disk with PATA to be installed in the market and realize of the conversion of PATA interface on the additional circuit plate to the eSATA interface, adopt this structure because the PATA hard disk is positioned on the different circuit boards with change-over circuit, so the pin wiring distance is longer, restricted the performance of PATA performance.Also have SATA hard disk commonly used, though the SATA hard disk from beginning most just to be designed to support the form of hot plug because the SATA cable can only plug tens times, this is with mobile demand and do not match.Simultaneously, traditional external hard disk box uses the circuit board with bridging chip usually, realizes the switching of eSATA to PATA/SATA/SCSI, with portability and the hot plug that reaches hard disk.But there are many problems in this solution: as the poor stability of data, anyone is reading of data from hard disk easily, whole EMC (Electro Magnetic Compatibility, Electro Magnetic Compatibility) is difficult to control, and the volume of hard-disk cartridge cost bigger than normal is higher.
[summary of the invention]
In order to solve the deficiencies in the prior art, the object of the present invention is to provide a kind of hot swappable hard disk, this hard disk has the function of hot plug.To achieve these goals, the technical solution used in the present invention is: a kind of eSATA interface hard disk comprises eSATA interface, hard disk main body, bridge-jointing unit; Described eSATA interface, hard disk main body and bridge-jointing unit design also are placed on the same circuit board.
Described hard disk has power supply interface module, and power supply interface module comprises power supply input and voltage-regulation control module; Wherein, the voltage regulator of the input of the direct supply of power input unit employing+12V/2A, voltage-regulation unit employing+5V/2A is used for providing satisfactory operating voltage to hard disk.Power supply interface module also is chosen as the S terminal of 4 pins, directly input+12V and+the 5V power supply, be used for providing satisfactory operating voltage to hard disk.
When described hard disk main body was the PATA hard disk, described bridge-jointing unit was that eSATA changes the PATA bridging chip; When described hard disk main body was the SATA hard disk, described bridge-jointing unit was that eSATA changes the SATA bridging chip.
In order further to increase dirigibility as system, provide the USB mode to transmit, described hot swappable hard disk also comprises USB interface.When described hard disk main body was the PATA hard disk, described bridge-jointing unit was that eSATA/USB changes the PATA bridging chip; When described hard disk main body was the SATA hard disk, described bridge-jointing unit was that eSATA/USB changes the SATA bridging chip.In order to obtain better EMC, between USB interface and bridging chip and near an end of USB interface, be connected in series the commonality schemata wave filter, with the inhibition electromagnetic interference (EMI).
In order to ensure the safety of storage data, this system can also comprise encipher interface.Described encipher interface can be the encrypting fingerprint interface, and first scanning fingerprint before carrying out data manipulation detects and just can carry out read-write operation to the data in the described hard disk after qualified.
Described encipher interface also can be elected electronics spoon encipher interface as, needs to insert the electronics spoon before carrying out data manipulation, could carry out read-write operation to the data in the described hard disk.
The utility model will directly be designed into as the bridge-jointing unit of interface conversion on the circuit board of existing P ATA or SATA hard disk, rather than PATA hard disk or SATA hard disk realized interface conversion by the circuit board of another one band bridge-jointing unit, the function Integration Design of two circuit boards that it will be used always at present is on a circuit board, the dress that has reduced circuit board component effectively pastes the time, shortened the production cycle, saved human cost, because integrated hard disk main body and bridging chip on same circuit board, shorten the distance of wiring, improved the Electro Magnetic Compatibility of system.
In sum, adopt technique scheme, the beneficial effects of the utility model are: it will have hard disk main body on the hard disk and interface conversion circuit bridge-jointing unit now and be placed on the circuit board and realize, have therefore that volume is little, cost is low, Electro Magnetic Compatibility is excellent, support characteristics such as hot plug.And can pass through to add encrypting modules such as encrypting fingerprint or electronics spoon, with the security of guarantee data storage,
The utility model is described in further detail below in conjunction with the drawings and specific embodiments:
[description of drawings]
Fig. 1 is the floor plan of a kind of hot swappable hard disk of the utility model embodiment.
Signal transmission synoptic diagram when Fig. 2 is hot swappable hard disk shown in Figure 1 and computing machine communication.
[embodiment]
A kind of hot swappable hard disk, as depicted in figs. 1 and 2, this hard disk both provided the eSATA interface, USB interface also is provided, what adopt is the SATA hard disk that bridging chip adds 160G, and this two modular circuit is incorporated on the circuit board of hard disk, as solution.
Adopt USB/eSATA change the SATA bridging chip ,+pressure regulator of 12V conversion+5V, to adopt switching frequency be that the Switching Power Supply of 150KHz 2A is that hard disk is powered, the voltage regulator of employing+3.3V/1A is bridging chip power supply for greater safety, and with this electric power network and intrinsic hard disk+the 3.3V isolation.The RX+ of bridgt circuit, RX-, TX+, TX-signal are checked the number corresponding with TX+, TX-, RX+, the RX-signal of SATA hard disk main body, during to this signal routing, the weak point that should try one's best, be in same signal aspect as much as possible, keep identical topological property as far as possible, avoid other high-frequency high-voltage signal, to obtain electromagnetic compatibility effect preferably.
Fingerprint sweep sensor or the electronics spoon interface that can select to install are external in hard disk by flexible PCB and winding displacement.The electronic component of intrinsic hard disk should be positioned over original position as much as possible, the interference that meets accident when preventing mounting circuit boards.
Use the concrete course of work of this hard disk to be: with the hard disk energized, each unit of hard disk circuit all is in SM set mode, with data line this hard disk is linked to each other by USB interface or eSATA interface with computing machine, computing machine can detect this hard disk, and drive is added in hard disk drive or the movable memory equipment.When carrying out read-write operation, by USB interface or eSATA interface, bridge-jointing unit is responsible for the transmission of signal between computing machine and the hard disk.If selecting has encrypting fingerprint or electronics spoon encipher interface, before operating, answer scanning fingerprint or insert the electronics spoon, otherwise can't carry out read-write operation.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field; under the prerequisite that does not break away from the utility model design; can also make some simple deduction or replace, all should be considered as belonging to the definite scope of patent protection of claims that the utility model is submitted to.
Claims (9)
1. a hot swappable hard disk comprises the hard disk main body, it is characterized in that: also comprise the eSATA interface, as the bridge-jointing unit of interface conversion circuit, described hard disk main body, eSATA interface and bridge-jointing unit are positioned on the same circuit board.
2. hot swappable hard disk according to claim 1 is characterized in that: also comprise USB interface.
3. hot swappable hard disk according to claim 1, it is characterized in that: described hard disk main body is the PATA hard disk, described bridge-jointing unit is that eSATA changes the PATA bridging chip.
4. hot swappable hard disk according to claim 1, it is characterized in that: described hard disk main body is the SATA hard disk, described bridge-jointing unit is that eSATA changes the SATA bridging chip.
5. as hot swappable hard disk as described in the claim 2, it is characterized in that: described hard disk main body is the PATA hard disk, and described bridge-jointing unit is that eSATA/USB changes the PATA bridging chip.
6. as hot swappable hard disk as described in the claim 2, it is characterized in that: described hard disk main body is the SATA hard disk, and described bridge-jointing unit is that eSATA/USB changes the SATA bridging chip.
As claim 1～6 arbitrary as described in the hot swappable hard disk, it is characterized in that: also comprise encipher interface.
8. as hot swappable hard disk as described in the claim 7, it is characterized in that: described encipher interface is the encrypting fingerprint interface, and first scanning fingerprint before carrying out data manipulation detects and just can carry out read-write operation to the data in the described hard disk after qualified.
9. as hot swappable hard disk as described in the claim 7, it is characterized in that: described encipher interface is an electronics spoon encipher interface, needs to insert the electronics spoon before carrying out data manipulation, could carry out read-write operation to the data in the described hard disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201454479U CN201017311Y (en) | 2006-12-29 | 2006-12-29 | Hard disk capable of thermal connect-disconnect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201454479U CN201017311Y (en) | 2006-12-29 | 2006-12-29 | Hard disk capable of thermal connect-disconnect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201017311Y true CN201017311Y (en) | 2008-02-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201454479U Expired - Fee Related CN201017311Y (en) | 2006-12-29 | 2006-12-29 | Hard disk capable of thermal connect-disconnect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201017311Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102208199A (en) * | 2011-03-04 | 2011-10-05 | 阮峰 | Multifunctional portable mobile optical disc and hard disc multimedia record player |
| CN102324245A (en) * | 2011-05-05 | 2012-01-18 | 卢康 | Multipurpose mobile hard disk |
| CN106844244A (en) * | 2017-01-16 | 2017-06-13 | 联想(北京)有限公司 | A kind of apparatus and method for realizing solid state hard disc data interaction |
| CN111182251A (en) * | 2020-01-06 | 2020-05-19 | 成都佳发安泰教育科技股份有限公司 | Video backup method and device applied to online patrol synchronous transcoding and with hot-pluggable storage medium |
| CN115310136A (en) * | 2022-10-09 | 2022-11-08 | 山东华翼微电子技术股份有限公司 | Data security guarantee method based on SATA bridging chip |
-
2006
- 2006-12-29 CN CNU2006201454479U patent/CN201017311Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102208199A (en) * | 2011-03-04 | 2011-10-05 | 阮峰 | Multifunctional portable mobile optical disc and hard disc multimedia record player |
| CN102324245A (en) * | 2011-05-05 | 2012-01-18 | 卢康 | Multipurpose mobile hard disk |
| CN106844244A (en) * | 2017-01-16 | 2017-06-13 | 联想(北京)有限公司 | A kind of apparatus and method for realizing solid state hard disc data interaction |
| CN111182251A (en) * | 2020-01-06 | 2020-05-19 | 成都佳发安泰教育科技股份有限公司 | Video backup method and device applied to online patrol synchronous transcoding and with hot-pluggable storage medium |
| CN111182251B (en) * | 2020-01-06 | 2022-06-28 | 成都佳发安泰教育科技股份有限公司 | Video backup method and device applied to online patrol synchronous transcoding and with hot-pluggable storage medium |
| CN115310136A (en) * | 2022-10-09 | 2022-11-08 | 山东华翼微电子技术股份有限公司 | Data security guarantee method based on SATA bridging chip |
| CN115310136B (en) * | 2022-10-09 | 2023-02-03 | 山东华翼微电子技术股份有限公司 | Data security guarantee method based on SATA bridging chip |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080206 Termination date: 20131229 |