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System and device for compressing and decompressing stored data in portable data storage device

A data storage and data compression technology, applied in the direction of digital memory information, data recording, information storage, etc., can solve problems such as usage restrictions and inability to store data

Inactive Publication Date: 2010-10-13
TREK 2000 INT LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] Although storing data on portable storage devices has proven useful, the use of these devices has been limited due to the inability to store larger amounts of data without increasing the size of these devices

Method used

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  • System and device for compressing and decompressing stored data in portable data storage device
  • System and device for compressing and decompressing stored data in portable data storage device
  • System and device for compressing and decompressing stored data in portable data storage device

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Embodiment Construction

[0019] Herein, the invention will be described in more detail with reference to the accompanying drawings, in which preferred embodiments of the invention are shown. This invention may, however, be embodied in different forms and should not be construed as limited to the embodiments set forth herein; fully expresses the invention. In fact, the present invention covers alternatives, modifications and equivalents of these embodiments, which are included in the protection scope and spirit of the present invention defined in the appended claims. In addition, in the detailed description of the present invention that follows, numerous specific details are listed to facilitate a more complete understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that the present invention may be practiced without these specific details. In other embodiments, well-known methods, procedures, components and circuits have not been described in detail s...

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Abstract

This invention provides a portable storage device, which can be connected with personal computers conveniently by USB port, IEEEI 394 hot line port or similar ports, in which, said device includes a compression / de-compression engine capable of compressing and de-compressing data and data in the personal computers and other host platforms are compressed by it then stored in a memory of a portable storage device, the compressed data are fetched by the engine and de-compressed then sent to the computers to be used by users.

Description

[0001] This application is a divisional application of a Chinese patent application with the application number 02825073.7, the filing date being May 13, 2002, and the invention title consistent with this application. It is related to the following US patent applications, all of which are assignees of the present invention, and are hereby incorporated by reference. [0002] U.S. Patent Application Serial No. 09 / 803,173, entitled "Portable Data Storage Device Connectable Directly to a Computer Through a USB Connector"; U.S. Patent Application Serial No. 09 / 803,157, entitled "Portable Data Storage Device Having a Security Mode in Operation Storage Device"; U.S. Patent Application Serial No. 09 / 898,365 entitled "Portable Device Capable of Biometric Authentication"; and U.S. Patent Application Serial No. 09 / 898,310 entitled "Portable Device Capable of Biometric Authentication" . technical field [0003] The invention relates to the field of storage of electronic data. More parti...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G11B31/00G11C7/16G11B20/00G11C16/22
Inventor 符廷彬
Owner TREK 2000 INT LTD
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