KR200304510Y1 - Potable Storage Device having Pointing Function - Google Patents

Abstract

The present invention relates to a device integrating a portable storage device and a laser pointer, which is a pointing device. In particular, the present invention can store data for presentation at seminars, lectures, or presentations, and can be used as a pointer during lectures or presentations by the page up and down functions. It relates to a portable storage device having a pointing function to have a.

Description

Portable Storage Device Having Pointing Function

The present invention relates to a device integrating a portable storage device and a laser pointer, which is a pointing device. In particular, the present invention can store data for presentation at seminars, lectures, or presentations, and can be used as a pointer during lectures or presentations by the page up and down functions. It relates to a portable storage device having a pointing function to have a.

In general, portable storage devices and laser points are used as separate devices, each maintaining its own function.

The portable storage device is a device using a USB port (Universal Serial Bus Port) as a device that can read or write data after accessing the USB port of the host computer using a flash memory and has the same function as a conventional diskette. When connected, the computer device immediately operates without a separate power supply.

The portable storage device can be used immediately by inserting it into a USB port, unlike a diskette, a hard disk, or a ZIP drive, which is a conventional storage device, and is convenient because it does not require installation of a separate power and driver. In addition, a USB port-enabled computer allows users to store and carry high-capacity data anytime, anywhere.

In addition, the laser point is a device using a laser diode, and when the laser operation button is pressed, the laser diode is operated while the light is emitted to indicate the desired object, a computer and presentation in various seminars, exhibitions, presentations and lectures, etc. Display the data on the screen and point to the data displayed on the screen. Therefore, the speaker or presenter can direct the contents of the distant screen with a simple operation without having to instruct the materials displayed on the screen by hand or using the indicator stick.

However, the above-described portable storage device and laser point have a problem in that they must carry both devices because they are necessary devices for presenters or presenters who present presentations on a screen and present them as separate devices.

Also, if you are using a portable storage device and a laser point to present or need to up or down the pages displayed on the screen, the presenter or speaker can directly manipulate the computer's keyboard or mouse, or assist the speaker or assistant to assist the presenter. There was a problem that the lecture or presentation was delayed and the flow was interrupted by ordering the page to be moved one by one.

Accordingly, the present invention provides a portable storage device with a laser pointer including a laser pointer inside the portable storage device to solve the above problems, thereby making it easy to store and carry high-capacity data such as lecture materials and presentation materials. At the same time, the aim is to enable portable storage devices to be used as laser points for lectures and presentations, so that data can be stored, carried, and directed.

In addition, by adding a button to up-down the page of the material displayed on the screen to the portable storage device with the built-in laser pointer, the page can be up-down without a separate computer keyboard operation so that the lecture or presentation can be continued without interruption. To make another purpose.

In order to achieve the above object, the present invention provides a portable storage device which is a computer peripheral device that can store and carry data, comprising: a data storage unit capable of reading and writing data; A pointing unit capable of emitting a laser beam to indicate a target; It provides a portable storage device having a pointing function, characterized in that it comprises a page up-down transceiver for up-down the page of the material presented on the screen via a computer connected to the portable storage device.

1 is a block diagram showing an internal configuration of a portable storage device having a pointing function according to the present invention.

2 is a block diagram showing an internal configuration of a wireless receiver for receiving data and commands of a portable storage device having a pointing function according to the present invention.

Figure 3a is a perspective view showing the external structure of a portable storage device having a pointing function according to the present invention.

Figure 3b is a perspective view showing a state in which the cap of the portable storage device having a pointing function of Figure 3a removed.

<Description of the symbols for the main parts of the drawings>

10: data storage 11,41: USB interface

12: data buffer 13: central processing unit (CPU)

14: USB controller 15: ROM

16: RAM 17: flash memory

18,45: Power LED 19: Data LED

20: pointing unit 21: laser pointer operation button

22: laser diode 30: page up-down transmitter

31: page-up button 32: page-down button

33: wireless transmitter 34: encoder

40: page up-down receiver 42: wireless receiver

43: controller 44: keyboard control

46: ID setup LED a, a ': PC or notebook computer

b: connector c: cap

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

First, Figure 1 shows the internal configuration of a portable storage device having a pointing function according to the present invention, a page for moving the data storage unit 10, the pointing unit 20 and the page of the material presented on the screen It consists of an up-down part. In this case, the page up-down unit may include a page up-down transmitter 30 included in the portable storage device and a page up-down receiver 40 attached to a PC or notebook computer to wirelessly input a page up-down command. It consists of.

In more detail, the data storage unit 10 is a USB interface 11 for transmitting and receiving D +, D- interface signals with the PC or notebook computer (a) of the portable storage device, and the interface 11 A central processing unit (13), a USB controller (14), a data buffer (12), a ROM (15) for storing associated firmware, and a program for controlling the signals transmitted to and received from the computer (a) through RAM 16 to be executed, and flash memory 17 to store the user data, the central processing unit has a power indicator LED (18) indicating the power supply state of the data storage unit 10 and The data LED 19 indicating the data status is connected.

Next, the pointing unit 20 controls a laser diode 22 for generating a laser, a battery 23 for supplying power to operate the laser diode, and a power supply for the battery 23. And an operation button 21 for controlling the generation of the laser beam of (22).

In addition, the page up-down transmitter 30 of the page up-down section for page up-down of the material displayed on the screen through the presentation is executed by the host computer. An up button 31, a page-down button 32 for viewing a previous page, an encoder 34 for encoding data of a signal corresponding to the page up-down buttons 31, 32, and And a wireless transmitter 33 for converting the encoded signal into serial data and modulating the converted data for transmission through an antenna.

In addition, a page up-down receiver 40 mounted to a USB port of a host computer for receiving a signal transmitted from the wireless transmitter 33 of the page up-down transmitter 30 and controlling a keyboard is shown in FIG. As described above, a wireless receiver 42 for receiving a signal transmitted from a wireless transmitter 33 of a portable storage device having a pointing function and demodulating the received data, and a unique ID registered using the received data If the unique ID is determined and registered, a controller 43 for extracting a signal corresponding to a key by distinguishing a page up-down command and a keyboard controller for controlling a keyboard according to the signal determined by the controller 43 ( 44 and a USB interface 41 for transmitting commands of the keyboard control section 44 to a PC or a notebook computer a '.

3A and 3B illustrate an embodiment of a portable storage device having a pointing function according to the present invention, and include a case incorporating the components of FIG. 1 and a page-up button installed on an upper surface of the case. 31), page down button 32, and laser pointer operation button 21, flashing data LED 19 to indicate data flow when reading and writing data, portable storage and host A power display LED 18 for indicating a connection state of a computer is installed, and a laser diode 22 is exposed at one end thereof so that a laser beam is emitted by the operation button 21. In addition, the other end is formed with a USB connector (b) having a built-in interface for connecting the portable storage device to a PC or notebook computer (a or a '), to protect the USB connector when carrying the portable storage device A cap (c).

In this case, the portable storage device is connected to the host computer by using an extension cable so that the portable storage device can be used away from the host computer.

The method of using the portable storage device having the pointing function formed as described above stores the data prepared for presentation in the portable storage device and then moves the portable storage device to the place where the portable storage device is to be presented. A portable storage device is connected to a USB port of a host computer at a place to be announced later using a USB connector or a USB extension cable, and a wireless receiver for controlling the keyboard is connected to the USB port. Next, run the program you want to use on the host computer, read the data from the portable storage device, display it on the screen in a presentation, and then page up or down as needed during the lecture or presentation.

The internal operation after the portable storage device having the pointing function of the present invention as described above is connected to the computer (a) is as follows. The computer (a) provides an electrical and practical universal interface via a central processing unit (13) connected to the USB interface (11) and a USB power bus. In addition, the host computer receives configuration information from the memory of the peripheral device to determine the characteristics of the peripheral device and to configure the portable storage device.

The portable storage device connected as described above is recognized as an additional device by the operating system of the computer (a) and loaded into the corresponding software device driver to be set as a removable storage device. At this time, after the power is supplied through the USB power bus of the computer, the central processing unit 13 is operated through the regulator, and in a normal case, the power display LED 18 is turned on.

Next, data transmission and reception uses a USB interface signal, and when data is stored in the flash memory 17, data can be written to the USB storage device using the USB interface signal D +, and conversely, the data is read using the D-signal. Data can be read from the flash memory 17. When data is read or written through the USB interface 11 as described above, the data LED 19 blinks so that the data movement state can be known.

Next, to use the laser diode and the page up-down function, first connect the page up-down wireless receiver 40 to the USB port of the prepared computer (a '), and confirm that the power indicator LED (45) is turned on. do. At this time, if the power is normally supplied through the USB power bus provided through the USB port, the power indicator LED 45 turns on to prepare for ID setting and operates only for a transmitter matching the ID of the receiver. After setting the ID setting indicator LED 46 of the receiver is turned on, the receiver 40 is activated by pressing the page-up button 31 or the page-down button 32 from the page up-down transmitter 30. Is ready to receive orders.

In addition, the portable storage device having the wireless transmitter converts the electrical signals for the page-up and page-down operation buttons 31 and 32 into serial data in the encoder 34 and converts the converted data into the wireless transmitter 33. Modulate the signal and transmit it to the page up-down receiver 40 through the antenna. At this time, in the process of encoding the signal generated by the button operation, the unique ID of the portable storage device is inserted and transmitted to the page up-down receiver 40 having the matching ID.

In the present invention, in case the presenter has several portable storage devices each having a pointing function, an IC using a fixed channel is used to prevent data collision, and each transceiver operates only for a unique ID. Only wireless transceivers with the same ID receive data to perform commands.

The wireless data received as described above is transmitted to the keyboard controller through the controller. When the page-up button is pressed, the ASCII value in the direction of the up arrow of the keyboard is transmitted to the host computer. In the case of page-down, the ASCII value corresponding to the down arrow is transmitted.

As described above, the present invention has a laser pointer having a pointing function to a function of a conventional portable storage device, and a speaker or a speaker of a presentation who gives a lecture by having a page up-down function of a material presented through a computer. Efficiently store and carry materials, and use the pointing function in lectures and presentations, and easily move pages of presented materials into one device.

Claims (5)

In the portable storage device that is a computer peripheral device that can store and carry data, A data storage unit capable of reading and writing data; And a pointing unit capable of radiating a laser beam to indicate a target. The method of claim 1, The data storage unit and a USB interface for transmitting and receiving interface signals with the host computer of the portable storage device; A central processing unit and a USB controller which are processors for controlling the signals to and from the host computer via the interface; A ROM storing firmware related to the stored data; RAM for executing the stored related program, Flash memory for storing user data, The central processing unit includes a power indicator LED for indicating a power supply state of the USB; And a data LED for indicating the data status. The method of claim 1, The pointing unit and a laser diode for generating a laser, A battery supplying power to operate the laser diode; And a control button for controlling the power supply of the battery to control the generation of the laser beam in the laser diode. The method of claim 1, And a page up-down transceiver for up-down the page of the material presented on the screen through the computer to which the portable storage device is connected. The method of claim 4, wherein The page up-down transmitter encodes data of a signal corresponding to the page-up button for viewing the next page of the material displayed on the screen, the page-down button for viewing the previous page, and the page up-down buttons. An encoder for converting the encoded signal into serial data and a wireless transmitter for modulating the converted data with a unique ID and transmitting the same through an antenna; The page up-down receiver receives a signal transmitted from the page up-down transmitter and demodulates the received data, and determines a unique ID registered by using the received data. In this case, a controller for extracting a signal corresponding to a key by distinguishing a page up-down command, a keyboard controller for controlling a keyboard according to a signal determined by the controller, and transmitting a command of the keyboard controller to a host computer. Portable storage device having a pointing function comprising a USB interface for, characterized in that formed as an additional device of the portable storage device.