KR102181076B1 - USB flash memory with slide show time display function - Google Patents

Abstract

By simply connecting the USB flash memory to the computer's interface, a list of slide show files stored in the USB flash memory is displayed, and when a slide show file is selected, the displayed timer is automatically driven to facilitate the progress of the slide show. USB flash memory is provided. The USB flash memory includes a flash memory array; A USB interface connected to an interface of a computer; And a USB controller connected to the flash memory array and the USB interface to record data output from the host interface to the flash memory or to access data requested from the host interface from the flash memory and transmit or delete data to the computer. The flash memory displays a list of sliding show files stored in the flash memory on a display unit connected to the computer by executing the explorer installed in the computer in response to a presentation timer request, and a presentation timer in the search window of the explorer. A presentation timer application that additionally displays is and an auto-run application is installed and configured to bring the presentation timer application installed in the flash memory when the host interface and the USB interface are connected.

Description

USB flash memory with slide show time display function

The present invention relates to a USB flash memory for storing data, and more specifically, by simply connecting the USB flash memory to a computer, a list of slide show files stored in the USB flash memory and a timer are displayed on a computer monitor, and the slide show file is The present invention relates to a USB flash memory that automatically drives the displayed timer upon selection to smoothly progress a slide show.

It is common to use a beam projector for presentations that projects images and texts on a screen to convey information in a short time to many people, and this trend is becoming more prominent.

Presentation (slide-show) programs mainly use PowerPoint, which is an application program of Microsoof, or PDF (Portable Document Format: PDF) of Adobe Acrobat. PowerPoint or PDF files are widely used now as they can project information on the screen while sliding page by page.

Since many people participate in presentations such as academic conferences, seminars, and investment briefings in a short time, the organization that hosts the presentations is limiting presentation time. Therefore, if the presentation time set by the host organization is exceeded, the presentation material prepared by taking a lot of time becomes useless.

In order to solve this problem, in Patent Documents 1 and 2 below, a timer function is added to the beam projector that displays input image data on a screen to set the expected presentation time, and to count and display the slide-show time. The technology is disclosed. However, in Patent Documents 1 and 2 below, there is a problem in that the beam projector is equipped with a timer and the expected presentation time of the slide show must be set before the presentation time, so that the progress of meetings, seminars, lectures, and investment briefings is not smooth.

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In other words, after the presentation of the presenter who precedes him or her is finished, the timer provided in the beam projector must be set, and even after setting the timer, the power point or PDF data that has been prepared beforehand can be used to operate the beam projector using a device such as a computer. It was not possible to smoothly proceed with academic conferences, investment briefings, etc. that many people had to present in a short time because they had to be projected on the screen.

Public utility model publication number: Real 1998-026184 (published on August 05, 1998) Registered Patent Publication No. 10-0547361 (registered on January 20, 2006)

The present invention was conceived to solve the above problems, and a slide show list stored in the USB flash memory only by connecting a USB flash memory to a computer (here, the slide show list refers to a PowerPoint file stored in the USB flash memory. And a list of PDF files) and a timer on a computer monitor, and driving the timer when one of the slide show lists is selected after setting the displayed timer.

Another object of the present invention is to display a list of slide show files stored in the data area of the USB flash memory and a timer on the monitor of the computer when a USB flash memory is connected to a computer, and set the timer to a desired time by a user input means. Then, when a slide show file displayed in the search window is selected, an image of the slide show is displayed on the display unit and the timer is driven to provide a USB flash memory for additionally displaying the slide image.

The USB flash memory of the present invention for achieving the above object comprises: a flash memory array; A universal serial bus (USB) interface connected to a host interface of a computer, and data output from the host interface connected to the flash memory array and the USB interface are recorded in the flash memory, or data requested from the host interface are stored. And a USB controller that is accessed from the flash memory and transferred to or deleted from the computer, and the flash memory is stored in the flash memory on a display unit connected to the computer by executing an explorer installed on the computer in response to a presentation timer request. A presentation timer application that displays a list of show files and additionally displays a presentation timer in the search window of the explorer, and an auto-run application to bring the presentation timer application installed in the flash memory when the host interface and the USB interface are connected. It is characterized by being installed.

The computer is characterized in that the time of the timer is selected in response to selection of a timer from a user input tool, for example, a keyboard, a mouse, or the like.

The USB controller transmits the slide show file to the computer when the user of the computer selects the slide show file displayed in the navigation window to be displayed on the display unit, and the presentation timer application is displayed on the displayed slide show image. It is characterized by driving a timer.

The auto-run application and the presentation timer application are characterized in that the portable program is installed.

The auto-run application and the presentation timer application are installed in a system area of the flash memory. &

A USB flash memory according to another aspect of the present invention includes a flash memory array; A USB interface connected to a host interface of a computer, and data output from the host interface connected to the flash memory array and the USB interface are recorded in the flash memory or data requested from the host interface are accessed from the flash memory. A sliding show stored in the flash memory on a display unit connected to the computer by executing the explorer installed in the computer in response to a search timer request in the internal program storage area of the USB controller, and A presentation timer application that displays a list of files and additionally displays a presentation timer in the search window of the explorer, and an auto-run application to bring the presentation timer application installed in the program storage area when the host interface and the USB interface are connected. It is characterized by being installed.

The computer is characterized in that the time of the timer is selected in response to selection of a timer from a user input tool, for example, a keyboard, a mouse, or the like.

The USB controller transmits the slide show file to the computer when the user of the computer selects the slide show file displayed in the navigation window to be displayed on the display unit, and the presentation timer application is displayed on the displayed slide show image. It is characterized by driving a timer.

The auto-run application and the presentation timer application are characterized in that the portable program is installed.

The auto-run application and the presentation timer application are installed in a system area of the flash memory.

The USB flash memory having a slide show time display function according to an embodiment of the present invention automatically runs a presentation timer application, which is a portable application, when connected to a host such as a computer, displays the computer's explorer on the display unit, and searches the added explorer. After additionally displaying a timer on the window, by setting the timer according to user settings such as keyboard and mouse of the computer, the slide show file is selected using the pull-down menu of the navigation window to facilitate the remaining time of the presentation time during the slide show. It can be recognized, so that the slideshow can proceed smoothly.

1 is an exemplary embodiment of a USB flash memory having a slide show time display function according to a preferred embodiment of the present invention.
2 is an exemplary view showing a search window of the computer of FIG. 1 and a timer added thereto.
Fig. 3 is an enlarged view of the timer shown in Fig. 3;
4 is a flowchart illustrating an exemplary embodiment of a method of associating an auto-run application with a presentation timer application when a USB flash memory having a slide show time display function is connected to an interface of a computer according to an exemplary embodiment of the present invention. .
5 is an exemplary diagram illustrating a USB flash memory having a slide show time display function used by connecting to a computer according to another embodiment of the present invention, in which an auto-run application and a presentation timer application are installed in a program area of a USB controller Figure showing.

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

Referring to FIG. 1, a computing system 100 including a computer 102 and a USB flash memory 200 has a host interface 108 and a USB interface 202 that satisfy the USB standard, respectively. In the present invention, it was referred to as a USB flash memory, but since it is called in various forms such as a USB flash drive, a USB memory stick, and a USB memory by ordinary technicians, a USB type memory device that can be connected to a USB port of a computer belongs to the same category. will be.

The computer 102 has an operating system (OS) and various execution applications installed therein as usual, and a monitor 104 for displaying image data. In addition, a beam projector 106 for projecting image data onto a screen may be connected to the computer 102. The operating system (OS) is a window explorer application that clearly shows the file system and data list of the internal storage device when the user selects the explorer icon (or menu) exposed on the display unit of the monitor 104 of the computer 102. window explorer application) (hereinafter referred to as "explorer").

The USB flash memory 200 includes a USB interface 202 configured to connect the USB flash memory 200 to the interface 108 of the computer 102, a storage area 206 that is a nonvolatile memory, and the storage area 206. The host is connected between the USB interface 202 and stores data transmitted therefrom in response to a request from the computer 102 in the storage area 206 or accesses the data stored in the storage area 206 It includes a USB controller 204 that transmits or deletes stored data to the computer 102 via the interface 108.

The storage area 206 is divided into a data area 208 in which data is stored and a system area (file system) 210 in which an application is installed.

In the system area 210, a presentation timer application (hereinafter referred to as "PTA") 214 and an auto-run application (hereinafter referred to as "ARA") 212 are portable programs. It is installed as.

When the USB interface 202 of the USB flash memory 200 is connected to the host interface 108 of the computer 102, the ARA 212 is an executable application of the computer 102, for example, the operating system is the flash memory. Run the PTA 214 installed in (206).

In addition, the PTA 2014 executes the explorer, which is an application program installed in the computer 102, in response to a search timer request from the running application of the computer 102, and the display unit is a monitor 204 connected to the computer 102. The search window 105 shown in is displayed. In this case, the explorer searches a list of the sliding show files 113 stored in the data area 208 of the flash memory 206, for example, a list of files having an extension of "PPT" or "PDF" in the search window 105 ) Is displayed on the pull-down menu 109, and a presentation timer 120 is additionally displayed on the search window 105 of the explorer.

Reference numeral 107, which is not described in FIG. 2, denotes a folder area, and 111 denotes a folder.

As shown in FIG. 2, the presentation timer 120 additionally displayed at the bottom of the search window 105 increases or decreases the number of hour digits 123, minute digits 124, and hour and minute digits, as shown in FIG. It has a number of up/down keys (123, 125, 126, 127) to set the presentation time and preset buttons to steam the time in 5, 10 and 30 minutes increments. For example, when the 30-minute preset button is clicked twice, the timer 124 is set for 1 hour, and when driven, the set time is down-counted and displayed according to the Real Time Clock (RTC).

4 is a flowchart illustrating an operation between the USB flash memory 200 and the computer 102 having the slide show time display function shown in FIG. 1. When the USB interface 202 of the USB flash memory 200 is connected to the host interface 108 of the computer 102 (step S10), the ARA 212 requests execution. For example, a presence confirmation message requesting execution of the PTA 204 is transmitted to the computer 102.

At this time, if the computer 102 is set to automatically execute the external execution program, the operating system of the computer 102 approves the automatic execution (step S12), and the PTA 214 according to the program of the ARA 212 ), the application of the PTA 214 is automatically executed after transmitting the timer request signal (step S13). If the computer 102 is not set to automatically execute an external execution program, the computer 102 executes the PTA 214 installed as a portable program in the USB flash memory 200 with the monitor 104. Pops up an approval request window asking for.

When the user selects to execute the PTA 214 displayed in the permission request window pop-up on the monitor 104, the computer 102 requests the PTA 214 for a presentation timer. At this time, the PTA 214 transmits a timer to the computer 102 by executing the searcher application of the computer 102.

The explorer application of the computer 102 scans and lists the slide show files stored in the data area 208 of the flash memory 206 of the USB flash memory 200 by a search timer transmitted from the PTA 214 and then lists them. As shown, the contents are displayed on the search window 105 of the monitor 104 (step S15). In addition, the timer transmitted from the PTA 214 is additionally displayed on the search window 105 displayed as shown in FIG. 2 (step S16).

At this time, when the operation time of the timer 120 displayed as shown in FIG. 3 in the search window as shown in FIG. 2 is set by an external input means, for example, a keyboard or a mouse (not shown) (step S17), the computer 102 The operation time is set (step S18), and it is determined whether the slide show file displayed in the search window of FIG. 2 is selected (step S19).

If the slide show file displayed on the search window is selected in the step S19, a file access request signal is transmitted to the USB controller 204 (step S20). The USB controller 204 accesses the slide show file from the data area 208 of the flash memory 206 (step S21), transfers the file to the computer 102 (step S22), and transfers the corresponding contents to the PTA 214. Notify.

The PTA 204 executed by the operating system in the computer 102 adds the timer 120 of FIG. 3 to the video data of the received slide show file, drives it, and transmits it to the beam projector 16 (step S24). . In FIG. 4, the user event processing process (S25) is a process of prioritizing the event when the user selects to stop the slide show or remove the timer 120.

At this time, the timer 120 down-counts the set time and displays the remaining time of the slide show. Therefore, the presenter can easily check the remaining time of the presentation and can appropriately adjust the slide show time.

As described above, in the USB flash memory having a slide show time display function according to an embodiment of the present invention, an auto-run application and a presentation timer application are portable programmed in the system area of the flash memory, and when the USB flash memory is connected to a computer, The and the timer are displayed on one screen at the same time, and when the slide show file is selected, the timer is additionally displayed on the slide show image, thereby smoothing the progress of the slide show.

5 is another embodiment of the present invention, in which the portable programs ARA 212 and PTA 214 shown in FIG. 1 are installed in the program memory 204c of the USB controller 204.

The USB controller 204 includes an MPU (Microprocessor) 204a for transmitting/receiving data packets with the computer 102 to write/erase and delete data in the flash memory 206, and a RAM accessed by the MPU 204a ( 204b) and a program memory 204c in which various application programs for executing the operation of the MPU 204a are stored, and a flash memory interface that interfaces between the computer 102 and the flash memory 206 by the MPU 204a. (204d) is provided. The program memory 204c of FIG. 4 is composed of a ROM or an electrically erasable programmable read-only memory (EEPOM).

The ARA 212 and PTA 214 installed in the program memory 204c are automatically operated when the USB interface 202 of the USB flash memory 200 is connected to the interface 108 of the computer 102. The operation process is as described above.

The difference between FIGS. 1 and 5 is whether the ARA 212 and the PTA 214 are installed in a system area of a flash memory or a program memory such as a ROM. In the case of the configuration as shown in FIG. 5, there is an advantage in security because a user cannot change it.

The examples of the embodiments described herein are intended to provide a general understanding of the structure of the various embodiments. These examples are not intended to serve as a complete description of all of the components and features of apparatus and systems using the structures or methods described herein. Many other embodiments will be apparent to those skilled in the art upon review of the present disclosure. Other embodiments may be used and derived from the present disclosure, and structural and logical substitutions and changes may be made without departing from the scope of the present disclosure. Although specific embodiments have been illustrated and described herein, it should be understood that any subsequent configuration designed to achieve the same or similar purpose may be substituted for the illustrated specific embodiments. This disclosure is intended to cover all of the subsequent adaptations or changes of any of the various embodiments. Combinations of the above embodiments and other embodiments not described herein will be apparent to those skilled in the art upon reviewing the description. Accordingly, the disclosure and drawings are to be regarded as illustrative rather than restrictive.

It is to be understood that the summary of this disclosure is not to be used to interpret or limit the scope or meaning of the claims. In addition, the detailed description above, various features may be grouped together, or described in a single embodiment to simplify the present disclosure. This disclosure is not to be construed as an intention that the claimed embodiments require more features than are expressly recited in each claim. Rather, as reflected in the appended claims, the intended content may relate to less than any overall features of the disclosed embodiments. Accordingly, the following claims are incorporated into the Detailed Description, with each claim independently defining what is claimed individually.

The content disclosed above should be considered as illustrative and not restrictive. The appended claims are intended to cover all such modifications, enhancements, and other embodiments that fall within the spirit and scope of the present invention. Accordingly, to the maximum extent permitted by law, the scope of the invention will be determined by the broadest interpretation of the appended claims and their equivalents, and should not be limited or limited by the above detailed description.

100 computing systems, 102 computers, 104 monitors, 106 beam projectors, 108 interfaces, 200 flash memories, 202 USB interfaces, 204 USB controllers, 206 storage areas, 212 ARA. 214 PTA

Claims (10)

In a USB flash memory having a slide show time display function,
A flash memory array;
A USB interface connected to the host interface of the computer;
And a USB controller connected to the flash memory array and the USB interface to record data output from the host interface to the flash memory or to access data requested from the host interface from the flash memory and transmit or delete data to the computer. Is composed of
The flash memory array displays a list of sliding show files stored in the flash memory on a display unit connected to the computer by executing an explorer installed in the computer in response to a timer request transmitted from the computer, and a presentation timer in the search window of the explorer A USB flash memory having a slide show time display function, characterized in that a presentation timer application that additionally displays is installed and an auto-run application is installed to bring the presentation timer application installed in the flash memory when the host interface and the USB interface are connected. . The USB flash memory of claim 1, wherein the computer selects a time of the timer in response to a timer selection by a user input tool. The method of claim 1 or 2, wherein the USB controller transmits a corresponding slide show file to the computer when a user of the computer selects a slide show file displayed in the search window to be displayed on the display unit, and the presentation The timer application is a USB flash memory having a slide show time display function, characterized in that driving a timer displayed on the displayed slide show image. 4. The USB flash memory as claimed in claim 3, wherein the auto-run application and the presentation timer application are installation of portable programs. The USB flash memory of claim 3, wherein the auto-run application and the presentation timer application are installed in a system area of the flash memory. In a USB flash memory having a slide show time display function,
A flash memory array;
A USB interface connected to the host interface of the computer;
And a USB controller connected to the flash memory array and the USB interface to record data output from the host interface to the flash memory or to access data requested from the host interface from the flash memory and transmit or delete data to the computer. Is composed of
In the internal program storage area of the USB controller, a list of sliding show files stored in the flash memory is displayed on a display unit connected to the computer by executing an explorer installed in the computer in response to a timer request transmitted from the computer, and the explorer A presentation timer application that additionally displays a presentation timer in the search window of and an auto-run application to bring the presentation timer application installed in the program storage area when the host interface and the USB interface are connected. USB flash memory with time display function. 7. The USB flash memory of claim 6, wherein the computer selects a time of the timer in response to a timer selection by a user input tool. The method of claim 6 or 7, wherein the USB controller transmits a corresponding slide show file to the computer when a user of the computer selects a slide show file displayed in the search window to be displayed on the display unit, and the presentation The timer application is a USB flash memory having a slide show time display function, characterized in that driving a timer displayed on the displayed slide show image. 10. The USB flash memory of claim 8, wherein the auto-run application and the presentation timer application are portable programs installed. 9. The USB flash memory of claim 8, wherein the auto-run application and the presentation timer application are installed in a system area of the flash memory.

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