WO2009065353A1 - Disque dur amélioré - Google Patents

Disque dur amélioré Download PDF

Info

Publication number
WO2009065353A1
WO2009065353A1 PCT/CN2008/073074 CN2008073074W WO2009065353A1 WO 2009065353 A1 WO2009065353 A1 WO 2009065353A1 CN 2008073074 W CN2008073074 W CN 2008073074W WO 2009065353 A1 WO2009065353 A1 WO 2009065353A1
Authority
WO
WIPO (PCT)
Prior art keywords
hard disk
interface
bridge unit
usb
improved
Prior art date
Application number
PCT/CN2008/073074
Other languages
English (en)
Chinese (zh)
Inventor
Hui Chen
Original Assignee
Shenzhen Excelstor Technology Ltd.
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 Shenzhen Excelstor Technology Ltd. filed Critical Shenzhen Excelstor Technology Ltd.
Publication of WO2009065353A1 publication Critical patent/WO2009065353A1/fr

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/12—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules
    • G11B33/121—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules the apparatus comprising a single recording/reproducing device
    • G11B33/122—Arrangements for providing electrical connections, e.g. connectors, cables, switches
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
    • G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
    • G11B25/043—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card using rotating discs

Definitions

  • the present invention relates to a storage device, and more particularly to an improved hard disk.
  • the devices on the interface can be hot swapped.
  • PATA hard disk is also installed on an external circuit board to implement PATA interface to USB.
  • the hard disk and the conversion circuit are on different boards, and the distance between the pins is long, which restricts the performance of PATA.
  • the hard drive was designed from the very beginning to support hot plugging, however, due to SATA
  • Cables can only be plugged and unplugged dozens of times, which does not match the needs of the mobile.
  • an improved hard disk including a hard disk main body, a bridge unit, and a USB
  • the main body of the hard disk is fixed on the circuit board;
  • the USB is fixed on the circuit board of the intrinsic hard disk main body
  • the interface and the bridging unit, the hard disk main body, the bridging unit, and the USB interface are electrically connected in sequence.
  • an improved hard disk including a hard disk main body, a circuit board, a hot plug interface, and a bridging unit for performing hard disk interface and hot plug interface conversion, a hot plug interface,
  • the bridge unit and the hard disk main body are fixed on the circuit board, and the hard disk main body, the bridge unit and the hot plug interface are electrically connected in sequence.
  • FIG. 1 is a schematic structural view of an improved hard disk implementation of the present invention
  • Figure 2 is a schematic diagram of signal transmission between the hard disk and the host computer shown in Figure 1.
  • an improved hard disk of the embodiment includes a PATA hard disk main body.
  • PATA hard disk main body 1 is fixed on circuit board 7; said USB board is fixed on the circuit board 7 to which the PATA hard disk main body 1 is fixed 3 and USB to PATA bridging unit 2, PATA hard disk main body 1, bridging unit 2, USB interface 3 are electrically connected in sequence, eSATA interface 4 is electrically connected with bridging unit 2;
  • power interface module includes power input unit 5 and voltage regulator 6
  • the power input unit uses +12V/2A DC power input, the switching frequency is 150KHZ 2A switching power supply for the hard disk, the voltage regulator uses 10 5V/2A
  • a voltage regulator for providing a suitable operating voltage to the hard disk For added security, power the bridge unit with a +3.3V/1A voltage regulator and isolate the power network from the +3.3V of the inherent hard drive body.
  • a common mode filter ( ⁇ Common Mode Filter) 8 is connected in series between the USB interface 3 and the bridge unit 2 near the USB interface 3 to suppress the isolation of the USB port of the host computer to the main body of the hard disk. 1 Electromagnetic interference (If there is no USB to PATA bridge unit 2, the transmission frequency of PATA port of PATA hard disk is not USB high), so electromagnetic interference is theoretically smaller.
  • another common mode filter can be connected in series between the eSATA interface 4 and the bridge unit 2 near the eSATA interface 4.
  • the signal terminal should be routed ⁇ , the wiring should be as short as possible, so that the two signal terminals are at the same signal level as much as possible, try to keep the same topological characteristics, avoid other high frequency and high voltage signals, Get better electromagnetic compatibility.
  • the optional fingerprint scanning sensor or electronic key interface can be externally connected to the hard disk through the flexible circuit board and cable.
  • the electronic components of the intrinsic hard disk should be placed in their original position as much as possible to prevent accidental interference when the board is mounted.
  • the host computer detects the hard disk and adds the drive letter to the hard disk drive or removable storage device.
  • the host computer detects the hard disk and adds the drive letter to the hard disk drive or removable storage device.
  • the interface and the bridging unit are responsible for the transmission of signals between the host computer and the main body of the hard disk. If you choose to have a fingerprint encryption or electronic key encryption interface, you should scan the fingerprint or insert the electronic key before proceeding, otherwise you will not be able to read or write.
  • the main body of the hard disk can be a PATA hard disk or a SATA
  • USB can be set on the board
  • the bridge unit realizes the conversion of the USB interface and the hard disk interface (such as USB interface and PATA interface conversion); the USB interface and eSATA can also be fixed on the circuit board.
  • USB interface this port, the bridge unit implements USB interface, eSATA
  • the power interface module can be fixed on the circuit board.
  • the power interface module can include a power input unit and two independent voltage regulators connected thereto. The two voltage regulators are respectively connected to the hard disk main body and the bridge unit.
  • An improved hard disk comprising a hard disk main body, a circuit board, a hot plug interface, and a bridging unit for performing hard disk interface and hot plug interface conversion, wherein the hot plug interface, the bridging unit and the hard disk main body are fixed at the same On the circuit board, the hard disk main body, the bridge unit, and the hot plug interface are electrically connected in sequence.
  • the hot plug interface includes a USB interface.
  • EMC electromagnetic compatibility
  • the bridge unit is a USB to PATA
  • the bridging unit when the hard disk main body is a SATA hard disk, the bridging unit is a USB to SATA bridging unit. Because the eSATA interface transmits data faster than USB
  • the bridge unit is USB/eSATA to SATA
  • the hard disk may also include an encryption interface.
  • the encryption interface may be a fingerprint encryption interface, and the fingerprint may be scanned before the data operation is performed, and the data in the hard disk may be read and written.
  • the encryption interface can also be selected as an electronic key encryption interface, and an electronic key needs to be inserted before performing data operations, so that the data in the hard disk can be read and written.
  • a power interface module for connecting a power source may also be fixed on the circuit board.
  • the power interface module includes a power input unit and two independent voltage regulators connected thereto, and two voltage regulators are respectively connected to the bridge unit and the hard disk body, that is, the power network of the hard disk main body and the power network of the bridge unit are isolated. Improve the security of the entire hard drive.
  • the existing hard drive body PATA hard drive or SATA
  • USB Universal Serial Bus
  • the interface and bridging unit are directly integrated on a single board, instead of a PATA hard drive or SATA
  • the hard disk realizes interface conversion through another circuit board with a bridge unit, which not only enables the hard disk to support the hot plug function, but also shortens the wiring distance and improves the electromagnetic compatibility of the system.
  • this integrated design can effectively reduce the mounting time of circuit board components, shorten the production cycle, and save labor costs. Moreover, it is small in size and low in cost.
  • data storage security can be guaranteed by adding an encrypted interface such as fingerprint encryption or electronic key.

Landscapes

  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Storage Device Security (AREA)

Abstract

La présente invention concerne un disque dur amélioré comprenant un corps principal de disque dur (1) et une carte de circuit imprimé (7), le corps principal de disque dur (1) étant fixé sur la carte de circuit imprimé (7), et comprenant en outre une unité de pontage (2) et une interface USB (3). La carte de circuit imprimé (7) sur laquelle est fixé le corps principal de disque dur (1) fixe également l'interface USB (3) et l'unité de pontage (2). Le corps principal de disque dur (1), l'unité de pontage (2) et l'interface USB (3) sont électriquement connectées en séquence.
PCT/CN2008/073074 2007-11-15 2008-11-14 Disque dur amélioré WO2009065353A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200710124703.5 2007-11-15
CNA2007101247035A CN101436117A (zh) 2007-11-15 2007-11-15 一种改进的硬盘

Publications (1)

Publication Number Publication Date
WO2009065353A1 true WO2009065353A1 (fr) 2009-05-28

Family

ID=40667133

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2008/073074 WO2009065353A1 (fr) 2007-11-15 2008-11-14 Disque dur amélioré

Country Status (2)

Country Link
CN (1) CN101436117A (fr)
WO (1) WO2009065353A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101968856A (zh) * 2010-10-13 2011-02-09 上海源翰数码科技有限公司 移动存储扩展卡及计算机

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006129138A1 (fr) * 2005-06-03 2006-12-07 Chan Kam-Fu Procede de connexion de disque dur
CN2888532Y (zh) * 2006-02-07 2007-04-11 东硕资讯股份有限公司 硬盘介面装置
US20070197100A1 (en) * 2006-02-17 2007-08-23 Robert Tsao Type of hard disk interface device
CN201130372Y (zh) * 2007-11-16 2008-10-08 深圳易拓科技有限公司 一种硬盘外置电路及使用了该硬盘外置电路的硬盘装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006129138A1 (fr) * 2005-06-03 2006-12-07 Chan Kam-Fu Procede de connexion de disque dur
CN2888532Y (zh) * 2006-02-07 2007-04-11 东硕资讯股份有限公司 硬盘介面装置
US20070197100A1 (en) * 2006-02-17 2007-08-23 Robert Tsao Type of hard disk interface device
CN201130372Y (zh) * 2007-11-16 2008-10-08 深圳易拓科技有限公司 一种硬盘外置电路及使用了该硬盘外置电路的硬盘装置

Also Published As

Publication number Publication date
CN101436117A (zh) 2009-05-20

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