KR200420921Y1 - Wireless usb memory - Google Patents

Abstract

The present invention relates to a wireless USB storage device, the wireless USB storage device for storing the drive-related software and driver information and the program according to the use of the smart chip; A control unit which performs a backup or storage function of the data and an overall control function of each unit by interworking with the pyrom; A flash memory unit configured of a plurality of flash memories to store data by the control unit; A CMOS including driving basic information of the device, and performing encryption according to the control of the controller to maintain the security of data stored in the device when the device is driven; A UWB that wirelessly connects to the information terminal and supports a wireless USB interface for data transmission and reception with the information terminal; And a transmission controller for transmitting and receiving data to and from an external information terminal connected through the UWB according to the control of the controller.

Based on the success of wired USB, the present invention combines UWB-based wireless technology with USB technology, and can be applied to numerous devices in various fields such as storage devices, electronic money, transportation card substitutes, and VoIP Internet telephony.

Wireless USB Storage, UWB, Flash Memory, Controller, Transmission Controller, Expansion Slot, Smart Chip

Description

Wireless USB storage device {WIRELESS USB MEMORY}

1 is a block diagram of a wireless USB storage device having an expansion slot according to the present invention;

Figure 2 is a block diagram of a wireless USB storage device having a smart chip and a wireless signal transmission and reception unit according to the present invention, and

3 is a block diagram of a wireless VoIP Internet telephone according to the present invention.

The present invention relates to a portable data storage device, and in particular, to compress and back up and store data of an information terminal as an image, and to automatically compress and provide it to a user when necessary, thereby improving mobility and ease of use of the data storage device. A portable data storage device.

Korean Unexamined Patent Publication No. 10-2005-0037251, the contents of which are incorporated herein by reference, discloses a wireless USB mobile communication terminal. The mobile communication terminal capable of wireless USB communication includes a broadband common antenna, a first wireless channel unit for transmitting and receiving a radio signal with a base station and a frequency signal of a first band through the antenna, and a frequency of a peripheral device and a second band through the antenna. A second wireless channel unit for transmitting and receiving USB data as a signal, a channel selecting unit for connecting one of the wireless channel units to the antenna according to a channel selection signal, and controlling storage and transmission of transmission and reception data and selecting the channel according to a user's request And a control unit for outputting a signal, wherein the second wireless channel unit converts transmission data applied from the control unit into USB data, and converts wirelessly received USB data into leveled down reception data to be applied to the control unit. And converts the USB data provided from the USB transceiver into an analog signal and upconverts it. A baseband processor for outputting, down-converting an applied wireless reception signal, converting the received radio signal into digital USB data, and applying the USB data applied from the baseband processor to the frequency signal of the set second band. And a transceiver configured to modulate, amplify and transmit the signal, and to reduce the frequency signal of the second band received through the channel selector to a signal of a low frequency band and output the signal to the baseband processor. Is disclosed.

Korean Utility Model Registration No. 20-0197435, which is another utility model of the applicant of the present invention, which is also incorporated herein by reference thereto, includes: A controller; A flash memory unit; CMOS; A connector supporting a serial, parallel, or USB interface for data transmission and reception with an external information terminal; A transmission control unit; A smart chip electrically connected to the connector and the transmission control unit and having a contact and a non-contact function; And it is connected to the smart chip is disclosed a portable data storage device having a smart chip including a wireless signal transmission and reception unit for transmitting and receiving a wireless signal to execute the contactless function of the smart chip.

However, nowhere is UWB (Ultra Wide Band) used as a wireless transmission medium for wireless USB.

UWB is characterized by high-speed transmission, low power consumption, difficult eavesdropping, excellent security, and accurate location recognition.

Wireless USB is fully backward compatible with the billion wired USB already in operation. It is also compatible with current USB drivers and firmware and provides an intermediary role for wireless communication between wireless USB devices and wired USB hosts.

However, despite these advantages, such wireless USB technology, namely storage using UWB, has not yet emerged. Therefore, based on the success of wired USB, a combination of UWB-based wireless technology and USB technology, which can be applied to numerous devices in various fields such as storage devices, electronic money, transportation card substitutes, VoIP Internet telephony, etc. Storage is needed.

The present invention is formed to extend the existing wired USB to wireless, the purpose is to combine the speed and security technology of the wired technology with the convenience of the wireless. The design also aims to accelerate time to market and preserve and expand existing USB device and class driver infrastructure so that consumers can quickly adopt the product.

The present invention for achieving the above object is as follows.

According to the first aspect of the present invention,

EPROM for storing driving-related software and driver information and a program according to the use of the smart chip;

A control unit which performs a backup or storage function of the data and an overall control function of each unit by interworking with the pyrom;

A flash memory unit configured of a plurality of flash memories to store data by the control unit;

A CMOS including driving basic information of the device, and performing encryption according to the control of the controller to maintain the security of data stored in the device when the device is driven;

A UWB that wirelessly connects to the information terminal and supports a wireless USB interface for data transmission and reception with the information terminal; And

And a transmission controller for transmitting and receiving data to and from an external information terminal connected through the UWB according to the control of the controller.

In accordance with a second aspect, the present invention provides a wireless USB storage device of the first aspect, further comprising an expansion slot for inserting all removable memory cards.

According to a third aspect of the present invention, there is provided a wireless USB storage device of the first aspect, the wireless chip transmitting and receiving unit for transmitting and receiving a wireless signal to be connected to the smart chip and the smart chip to execute the contactless function of the smart chip. Wireless USB storage device.

In accordance with a fourth aspect, the present invention provides a wireless USB storage device of any one of the first to third aspects, wherein the wireless USB storage device is a wireless USB flash memory.

According to a fifth aspect of the present invention, there is provided a wireless VoIP Internet telephone using a wireless USB storage device of any one of the first to third aspects, comprising: a control unit; UWB; Authentication key storage unit; And a Bluetooth wireless connection unit.

According to a sixth aspect, the present invention includes electronic money using the wireless USB storage device of any one of the first to third aspects.

According to a seventh aspect, the present invention includes a traffic card using a wireless USB storage device of any one of the first to third aspects.

As described above, the present invention is based on the success of wired USB, and combines UWB-based wireless technology and USB technology, and has numerous devices in various fields such as storage devices, electronic money, transportation card substitutes, VoIP Internet telephony, etc. Can be applied to

(Example)

Hereinafter, with reference to the accompanying drawings will be described a preferred embodiment of the present invention a wireless USB storage device.

1 is a block diagram illustrating a configuration of a wireless USB storage device having an expansion slot according to the present invention. Here, the UWB wirelessly connects to the information terminal to support a wireless USB interface for data transmission and reception with the information terminal.

First of all, when transferring data of an information terminal to a storage device, for example, a flash memory, the wireless USB storage device is set to a wireless USB transfer mode to receive USB data in the 3.1 GHz to 10.6 GHz band through the UWB, and then Enable the transmission control unit to receive data from the UWB. The user can select a data transmission rate through the transmission control unit. That is, the data transmission rate up to 100Mbps can be selected using the speed selection terminal of the transmission control unit. Accordingly, high speed data may be transmitted to the controller.

At this time, the transmission control unit converts the transmission data to a level that can recognize the transmission data and outputs it. Data input to the control unit is stored in the flash memory unit.

Meanwhile, referring to the case in which data of the flash memory unit is transmitted to the information terminal, the controller reads the data of the flash memory and enables the transmission controller to receive data. After receiving data from the controller, the transmission controller converts the data level again so that the data is normally recognized by the information terminal and transmits the data level to the information terminal through the UWB. Accordingly, the wireless USB storage device and the information terminal can transmit data at high speed to each other using the wireless USB function.

In addition, the wireless USB storage device of the present invention as shown in Figure 1 further includes an expansion slot for inserting all the removable memory card.

FIG. 2 is a block diagram illustrating a configuration of a wireless USB storage device including a smart chip and a wireless signal transceiver for transmitting and receiving a wireless signal such that the smart chip and the contactless function of the smart chip are executed.

The wireless USB storage device is equipped with a smart chip in the portable data storage device as shown in Figure 2, so that the storage device can be used for various non-contact applications of the smart chip, further increasing the utilization of the portable data storage device and smart chip. And it has the advantage of easy to use by improving the portability of the smart chip.

In general, smart chip is an IC chip equipped with microprocessor, operating system, security module, memory, etc., and has storage function, arithmetic function and security function, and records information in many fields such as finance, communication, education, administration, transportation, etc. It is widely used as a means of loyalty management, identity verification, electronic money, transportation card, credit card, electronic bank account, etc., and can be classified in various ways according to the classification criteria. And contactless combinations.

In particular, the non-contact smart chip of the present invention refers to a card of the type which uses the electromagnetic induction method for communication with the interface device, although the computing element and the memory element required for the information processing function are the same as the contact type.

On the other hand, the amount of information according to the smart chip function is stored in the flash memory unit.

According to the wireless USB storage device having a smart chip of the present invention there are various advantages. For example, in the early smart chip used as a transportation card, which is one of the prepaid electronic money, go to the charging station and pay the prepaid amount to charge the card, and the card is accessed by the card reader every time the vehicle is used. By reducing the cost of transportation, the inconvenience of having to visit the charging station to recharge the money can be avoided. You can put a smart chip equipped card in your wallet or bag, etc., and then take it out again to prevent the inconvenience of having to stick it to the reader.

3 is a block diagram of a wireless VoIP Internet phone using a wireless USB storage device according to the present invention. As shown, the wireless VoIP Internet telephone includes a control unit; UWB; Authentication key storage unit; And a Bluetooth wireless connection. The operation of each component is well known in the art and will be omitted herein.

As described above, the present invention is based on the success of wired USB, and combines UWB-based wireless technology and USB technology, and has numerous devices in various fields such as storage devices, electronic money, transportation card substitutes, VoIP Internet telephony, etc. Can be applied to In other words, the present invention was formed to extend the existing wired USB wirelessly, and the speed and security technology of the wired technology can be wireless convenience, that is, high-speed transmission, extremely low power consumption, difficult to eavesdropping, security It can be combined with this superior, accurate location-aware feature, accelerates time-to-market, and preserves and extends existing USB device and class driver infrastructures, enabling consumers to quickly adopt products.

Claims (7)

In the wireless USB storage device, Ipyrom for storing software and driver information related to driving the device and a program according to the use of the smart chip; A control unit which performs a backup or storage function of the data and an overall control function of each unit by interworking with the pyrom; A flash memory unit configured of a plurality of flash memories to store data by the control unit; A CMOS including driving basic information of the device, and performing encryption according to the control of the controller to maintain the security of data stored in the device when the device is driven; A UWB that wirelessly connects to the information terminal and supports a wireless USB interface for data transmission and reception with the information terminal; And And a transmission control unit for transmitting and receiving data to and from an external information terminal connected through the UWB under the control of the control unit. The wireless USB storage device of claim 1, further comprising an expansion slot for inserting all removable memory cards. The wireless USB storage device of claim 1, further comprising a wireless signal transmission / reception unit connected to the smart chip and the smart chip to transmit and receive a wireless signal so that the contactless function of the smart chip is executed. The wireless USB storage device according to any one of claims 1 to 3, wherein the wireless USB storage device is a wireless USB flash memory. A wireless VoIP internet telephone using a wireless USB storage device according to any one of claims 1 to 3, wherein Control unit; UWB; Authentication key storage unit; And A wireless VoIP Internet phone comprising a; Bluetooth wireless connection. Electronic money using a wireless USB storage device according to any one of claims 1 to 3. A traffic card using a wireless USB storage device according to any one of claims 1 to 3.

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