KR100519960B1 - Vehicle digital display and the method - Google Patents

Abstract

The present invention relates to a vehicle digital display device, and more particularly, to a vehicle digital display device for easily displaying a contact or phrase desired by a user using a solar cell or a battery without a separate power connection.

The configuration of the present invention comprises a key input unit 310 for adjusting the input, change or display form of a contact or message; A microcomputer 320 for processing or storing data input from the key input unit or changing and controlling a display display form according to a signal input from the input unit; An LCD display unit 330 for scrolling and displaying a contact or message left, right, or up and down according to a predetermined control signal, and for displaying a light emitted for a predetermined time; A memory unit 340 for storing a contact or message input through the key input unit 310 or USB; And a solar cell 350 for receiving solar energy and converting the solar energy into electrical energy to supply power to the overall circuit. Characterized in that consists of.

 According to the effects of the present invention, it is possible to transmit and receive necessary data from an external device through a key input unit or a USB port, and to supply power required for driving the device through solar energy and a battery.

Description

Vehicle digital display and its method {Vehicle Digital display and the Method}

The present invention relates to a digital display device, and more particularly, to a digital display device for a vehicle for easily displaying a contact or phrase desired by a user using a solar cell or a battery without a separate external power connection.

Conventionally, the Korean Utility Model Registration No. 20-0286916 "contact display device when parking" is registered with respect to the contact display device.

The present invention is a power supply for supplying power by charging the power supplied through the cigar jack of the vehicle as shown in Figure 1, a power switching unit for switching the power supplied from the power supply and indicating that the parking for a while A first display unit, a second display unit displaying a contact telephone number, and power supplied through the power switching unit so that the first and second display units are displayed at a predetermined brightness or less (nighttime) by sensing ambient brightness. 1, characterized in that it comprises a peripheral brightness sensing unit for supplying to the second display unit.

However, the present invention has a problem that can cause the user's edible due to the hassle and the fixed phrase that must be changed manually every time when changing the contact.

In addition, when the vehicle is not operated for a long time, the battery for the vehicle is discharged, so that the display of the contact is impossible and there is also a problem that the vehicle cannot be started.

Another conventional contact display device is registered in Korean Utility Model Registration No. 20-0309768, "Parking Contact Display Device".

The invention has a hinge member protruding on both sides as shown in Figure 2 and the main body member is attached to the transmission member and the transmission member for the promotional material on both sides, and the battery power unit installed on the bottom member detachable from the body member and The LED lamp which is powered on by the control circuit unit and turned on, and the reflector which reflects the light projected from the LED lamp are on the upper side, and the reflected light reflected from the reflector and the direct light of the LED lamp are concentrated and emitted on both sides. A condensing member having a densely concave-convex light emitting part to be disposed therein, and a contact display means configured to provide a detection signal to a control circuit part by installing a light sensing sensor for detecting day and night at an upper end of the main body member; It is characterized in that the hinge member is provided to extend by the bottom member having an inward pressure member having a hinge hole to be fitted on both sides, the bottom member is characterized in that it comprises a fixing frame means having an adhesive layer.

However, the present invention has a problem of distracting the driver's spirit due to the body frame and the fixed frame means that can be moved during the operation of the vehicle, and because only the alkaline batteries are used, it is necessary to replace the batteries periodically so that it is inconvenient and hassle-free. Accompanying, due to the fixed contact display, there was an inefficient problem of disassembling the device to insert and reassemble a new contact when changing a contact.

The present invention has been created to solve the above problems, the object of the present invention is to easily change the contact or phrase to display, for vehicles that can drive the device using a solar cell or battery without an external power supply To provide a digital display device.

Another object of the present invention is to provide a digital display device for a vehicle that can be selectively stored by inputting and storing a plurality of contacts or phrases and can also set a display for the contacts or phrases.

Still another object of the present invention is to provide a digital display device for a vehicle that can display a relatively long phrase and display the beauty of the device by displaying a contact or phrase displayed on the LCD display so as to scroll in a specific direction. .

According to an aspect of the present invention, a digital display device for a vehicle includes: a key input unit 310 for adjusting an input, a change, or a display form of a contact or a message; A microcomputer 320 for processing or storing data input from the key input unit or changing and controlling a display display form according to a signal input from the input unit; An LCD display unit 330 for scrolling and displaying a contact or message left, right, or up and down according to a predetermined control signal, and for displaying a light emitted for a predetermined time; A memory unit 340 for storing a contact or message input through the key input unit 310 or USB; And a solar cell 350 for receiving solar energy and converting the solar energy into electrical energy to supply power to the overall circuit. Characterized in that consists of.

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In addition, the USB port 360 is connected to a separate external device for receiving the vehicle contact or message-related data; It characterized in that it further comprises.

In addition, the emergency auxiliary power battery 370 that is connected in parallel with the solar cell and supplies power to the overall circuit, when the power of the solar cell is insufficient; Characterized in that consisting of.

In addition, a forward diode 351, 371 at each output terminal of the solar cell 350 and the emergency auxiliary battery 370, characterized in that it further comprises.

Vehicle digital display method according to another aspect of the present invention for achieving the above object,

A first step in which a solar cell receives solar energy, converts the solar energy into electrical energy, and supplies power to the overall circuit; The microcomputer receives the power output from the solar cell and determines whether the power is sufficient; A third step of adjusting, by the key input unit, input and change of a contact or message, and display form; A fourth step of storing a contact or message input by the key input unit in a memory; A fifth step of displaying the contact or message stored in the memory on the LCD display unit according to the adjustment of the key input unit; And a sixth step of controlling the display of the contact or message on the LCD display in left, right, up, down, scrolling, blinking, or stopped state according to a predetermined control signal. Characterized in that consists of.

In addition, in the second process, if the power of the solar cell is not sufficient, the step of receiving power from the auxiliary battery; characterized in that it further comprises.

In addition, the third process may include a first step of determining whether to input only a contact or a message; A second step of inputting a contact or message; Determining whether to select a contact or message display type; And a fourth step of inputting a contact or message display form when the contact or message display form is selected in step 3. Characterized in that consists of.

In addition, the seventh process may include a first step of determining whether to input only a contact or a message; A second step of inputting a contact or message; Determining whether to select a contact or message display type; A fourth step of selecting a contact or message reservation if the contact or message display form is not selected in step 3; A fifth step of inputting a reservation time to execute a contact or a message according to the reservation selection; Characterized in that consists of.

In addition, if the display form set as the key input unit in the sixth step is the illumination mode, displaying the message or contact information in the form of self-illumination for a predetermined time in the LCD display unit; It characterized in that it further comprises.

Also, if the display form set as the key input unit in the sixth step is in the blinking mode, displaying the message or contact on the LCD display to blink; It characterized in that it further comprises.

Preferred embodiments of the present invention having such features will be described in detail with reference to the accompanying drawings.

3 is an overall configuration diagram of a vehicle digital display device according to the present invention. As illustrated, the key input unit 310, the microcomputer 320, the LCD display unit 330, the memory unit 340, the solar cell 350, the first diode 351, the USB port 360, and the battery 370. ), A second diode 371, and a timer 380.

The key input unit 310 is provided with a plurality of buttons to adjust the input and change of the contact or message, and the display form, and transmit the input contents to the microcomputer (320).

The microcomputer 320 displays a contact or message preset in the memory unit 340 on the LCD display unit 330, and changes and controls the display form according to a predetermined input / output signal from the key input unit 310. Function

In addition, the microcomputer 320 may be converted into a digital signal or controlled in a predetermined signal and stored in the memory unit 340 or may be stored in the memory unit 340 to output data received from the key input unit 310. The data is called and transmitted to the LCD display unit 330. The microcomputer 320 detects a power signal of the solar cell and, when light energy is sufficiently supplied from the solar cell 350, the solar cell ( When the voltage of the solar cell 350 is insufficient because the voltage of the 350 is higher than the battery 370 and the light energy is insufficient, the power is supplied from the battery 370. Receive.

The memory unit 340 functions to receive and store various data such as numerical values and text forms by the microcomputer 320.

The LCD display unit 330 scrolls a contact or message left, right, up, or down according to a predetermined control signal, and displays various numbers, letters, symbols, etc. on the LCD panel, and inside the LCD display unit 330. A separate backlight is provided so that the numbers, letters, and symbols can be identified even in an underground parking lot or at night. In addition, in the present invention, the LCD display unit 330 has been described as being used for automotive contact display, the present invention is not limited to the use, it can be used for product price display, promotion, etc. of the market or store.

The solar cell 350 receives solar energy and converts the solar energy into electrical energy to drive the device to supply power to the overall circuit.

In addition, forward output diodes (a first diode 351 and a second diode 371) are respectively provided at both output terminals of the solar cell 350 and the battery 370 to prevent double power supply.

The USB port 360 is a separate USB program is installed in the microcomputer 320 of the device, and can be connected to a separate external device, such as PDA, navigation, GPS and personal terminals to achieve serial data communication and external schedule data (user The necessary message or number, contact and emoticon, for example, "January 1, 2005 is the third anniversary of the marriage of our couple. Congratulations ^ ^") receives the input function to display on the LCD display 330 .

The battery 370 is inserted into a predetermined position inside the device, and when the voltage of the solar cell 350 is insufficient, the battery 370 has a power supply function that can flexibly replace power. In addition, the battery 370 may be an alkaline battery or a mercury battery that can be easily purchased on the market, or may use a cigar jack using power sources 12V and 14V of the vehicle.

When the timer 380 displays the contact or message received from the key input unit 310, the timer 380 operates for a predetermined time (by time zone) according to the data reservation selection.

The operation of the device receives power from the solar cell 350 or, if the power of the solar cell 350 is weak, receives power from the auxiliary battery 370.

Numbers or letters to be displayed through the key input unit 310 (specifically, "123-456-7890 is parked for a while (contact display).", "The price of the above product is 99,000 won. (Store price display ) "," This is Everland. (Promotional) "), and select the display type (left to right, right to left flow, diagonal flow, etc.) Enter the time (specifically, 1 hour of operation, 3 hours of operation, 24 hours of operation, 1 hour on (reservation function)).

The data input as described above is transmitted to the microcomputer 320 and is converted to be displayed on the LCD display unit 330 or stored in the memory unit 340.

Next, the number or message content input to the memory unit 340 may be called by the microcomputer 320 and displayed on the LCD display unit 330.

4A is an overall flowchart of a digital display method according to an embodiment of the present invention.

The microcomputer itself receives a power confirmation signal to check the power supply amount (S1).

It is determined whether the amount of solar cells is sufficient for power supply (S2). If the amount of solar cells necessary for the operation of the apparatus is sufficient, the process proceeds to the next step. When the amount of solar cells is insufficient, power is supplied from the auxiliary battery (S8). ).

If it is determined whether the operation signal of the operation switch is provided separately on the outer surface of the device (S3), if the operation signal of the operation switch is not received, go to the process S1, when the operation signal of the operation switch is received, Proceed to next step.

In the next process, the user inputs various contacts or text messages through the key input unit, or changes and modifies the form (S4). Then, the contact or text message input through the key input unit is transferred to the memory unit and stored (S5). Contacts or text messages stored in the memory unit can be called, changed and controlled by the microcomputer (S6).

The contact or text message display S7 displays the contact or text message output in various forms as described above. Specifically, by sending a contact or text message stored in the memory unit to the LCD display unit according to the time determined by the timer, the contact or text message can be scrolled in a specific direction of up, down, left and right, or the time determined by the timer. You can also blink contacts or text messages.

FIG. 4B is a flowchart illustrating a process in which a contact or text message is scrolled left / right (left shift, right shift) in a microcomputer control unit according to an embodiment of the present invention.

The contact or text message data stored in advance in the memory unit is transmitted as an input pulse, and each register is input, and the register is preferably in the form of a bidirectional shift register having a parallel load.

'0 1 2 3 4 5' is transmitted to the first register, which is immediately stored in the memory unit, and the stored contents are output on the LCD display unit.

Data of '1 2 3 4 5 is equal to 0' is transmitted to the second register, which is stored in the memory unit again, and the stored contents are output to the LCD display unit again.

Data of '2 3 4 5 is 0 1' is transmitted to the third register, which is stored in the memory unit again, and the stored contents are outputted to the LCD display unit again. Finally, the process repeats the transmission of the data of 3 4 5 i '.

The above left shift procedure is repeated, and the data displayed on the LCD display is displayed in a scroll form that gives a feeling of flowing from right to left.

In the above procedure, one register receives one data and immediately stores it in the memory unit and outputs it directly to the LCD display. However, in another procedure, one register receives one data and collects data from the memory. It may be received and output to the LCD display in FIFO (First In First Out) format.

The Right Shift procedure uses '0 1 2 3 4 5' data in the tenth register, '0 1 2 3 4 5' data in the tenth register, and '30 data in the thirty register. B 0 0 1 2 3 4 5 'Sequentially transmits data, and data of' 0 0 2 2 4 4 is me 'is transferred to the memory in the 90th register. Is cycled, and the data output to the LCD display appears in a scroll form giving the feeling of flowing from left to right.

4C is a flowchart of a process of scrolling a contact or text message upward in one embodiment according to the present invention.

In order to scroll in a different direction than the above, it is preferable to use a binary counter, which is a register proceeding in a predetermined order according to an input pulse, and proceeds as follows.

Input '0 1 2/3 4 5/6 7 8' data into the first register,

Input '3 4 5/6 7 8/0 1 2' data into the 2nd register,

'6 7 8/0 1 2/3 4 5' data is input to the third register, and when the data is repeatedly received from the memory, the process of outputting the data to the LCD display scrolls upward. Will appear.

4d is a flowchart illustrating a process of inputting, changing, and reshaping a contact or text message according to an embodiment of the present invention.

After the operation signal of the operation switch is received in the previous step (S4), it is determined whether to receive only data (text) in the next step (S4-1). If only the data is selected to be input, only the data is input and the process moves to the next step (S5). If data and a contact are input together, the data is first input (S4-2), and various data display forms are selected. (S4-3). If the data display mode is not selected, the process proceeds to the data reservation selection process (S4-3-10), inputs the data reservation time for each time zone (S4-3-11), and moves to the next process (S5).

When the data display mode is selected (S4-3), the process proceeds to the next step of selecting the up / down scroll mode (S4-3-1), selects the step (S4-3-1), Select / Scroll down type (S4-3-2) and proceed to S5.

If the S4-3-1 process is not selected, the process proceeds to the process of selecting the left / right scroll mode (S4-3-4). When the process (S4-3-4) is selected, the left / right scroll type is selected and input (S4-3-5) and the process proceeds to S5.

If the process (S4-3-4) is not selected, the process proceeds to the process of selecting a contact or text message blinking mode (S4-3-7), selects the process (S4-3-7), and selects the contact. Or select the text message blinking mode (S4-3-8) and proceed to step S5.

In the flowchart of FIG. 4B, the up / down scroll mode selection process (S4-3-1), the left / right scroll mode selection process (S4-3-4), the contact or text message blinking mode selection process (S4-3-7) And the data reservation selection process (S4-3-10) is largely limited to four processes, the present invention is not limited to the above process, and in some cases various processes may be added, changed.

What has been described above is only one embodiment for a digital display device for an automobile according to the present invention, and the present invention is not limited to the above-described embodiment, and the subject matter of the present invention is claimed in the following claims. Without departing from the scope of the present invention, any person having ordinary skill in the art will have the technical spirit of the present invention to the extent that various modifications can be made.

As described above, the present invention can transmit and receive necessary data from an external device through a key input unit or a USB port, and have the effect of dynamically supplying power for driving the device through solar energy and a battery. have.

In addition, by inputting a plurality of phrases or contacts, you can select and display only the phrases or contacts that you want to display selectively, or alternately display a plurality of selected characters or contacts, and display the displayed numbers or letters to flow in a specific direction. Can be a beautiful effect of the device.

In addition, the present invention can be used not only for the automotive contact display device, but also for display of product information in stores or markets, and also has an effect that can be used for displaying advertisements or promotional messages.

1 is a perspective view of the combination of the first conventional contact display device.

2 is an external view of a second conventional contact display device;

3 is an overall configuration diagram of a digital display device according to the present invention;

4A is a flowchart of a digital display method according to the present invention.

Figure 4b is a flow chart of the process in which the contact or text message is scrolled or flashing left / right in one embodiment according to the present invention.

Figure 4c is a flow chart of the process of scrolling the contact or text message upward in one embodiment according to the present invention.

Figure 4d is a flow chart of the process of inputting, changing and reshaping a contact or text message in one embodiment according to the present invention.

<Description of Symbols for Main Drawings>

310: key input unit 320: microcomputer

330: LCD display 340: Memory

350: solar cell 351: first diode

360: USB port 370: Battery

371: second diode 380: timer

Claims (10)

In a vehicle digital display: A key input unit 310 for inputting, changing or displaying a contact or message; A solar cell 350 for receiving solar energy and converting it into electrical energy to supply power to the overall circuit; An auxiliary power battery 370 that is connected in parallel with the solar cell and supplies power to the general circuit when the solar cell lacks power; Forward diodes 351 and 371 installed at each output terminal of the solar cell and the battery to prevent backflow of each output power; A USB port 360 connected with a separate external device to receive data related to a contact or message for a vehicle; A memory unit 340 for storing a contact or message input through the key input unit or USB port; A timer 380 for reserving or setting a display time of a contact or message stored in the memory; The data inputted from the key input unit or the USB port may be processed and stored in a memory unit, or the display time or form of a contact or message may be changed and controlled according to commands input through various input means, and outputted from the solar cell and the battery. A microcomputer 320 for checking and controlling a stable power supply; And LCD display unit which is driven according to the control signal of the microcomputer and scrolls the contacts or messages stored in the memory left and right or up and down, and also enables the identification of the displayed text even in a dark place by illuminating the light according to the selection of the key input unit. 330); Vehicle digital display, characterized in that consisting of. delete delete delete In the vehicle digital display method: A first step in which a solar cell receives solar energy, converts the solar energy into electrical energy, and supplies power to the overall circuit; The microcomputer receives the power output from the solar cell and determines whether the power is sufficient; A third step in which the key input unit adjusts an input, change, and display form of a contact or message; A fourth step of storing a contact or message input by the key input unit in a memory; A fifth step of reserving and setting a display time of a contact or message stored in the memory; A sixth step of displaying, by the microcomputer according to the adjustment of the key input unit, a contact or message stored in a memory on the LCD display for a set time; And The microcomputer performs a seventh step of controlling the display of the contact or message on the LCD display to the left and right or up and down in a state of scrolling, blinking or stopping according to a predetermined control signal; Digital display method for a vehicle, characterized in that consisting of. The method of claim 5, wherein in the second process, If the power of the solar cell is not enough, the step of receiving power from the auxiliary battery; Digital display method for a vehicle further comprising. The method of claim 5, wherein the third process, Determining whether to input only a contact or message; A second step of inputting a contact or message; Determining whether to select a contact or message display type; And A fourth step of inputting a contact or message display form when the contact or message display form is selected in the third step; Digital display method for a vehicle, characterized in that consisting of. delete The method of claim 5, wherein the seventh process, If the display form set as the key input unit is an illumination mode, displaying the backlight or illumination message for a predetermined time on a message or a contact of the LCD display unit; Digital display method for a vehicle further comprising. The method of claim 5, wherein the seventh step is If the display type set as the key input unit is in a blinking mode, displaying a message or a contact on the LCD display to blink; Digital display method for a vehicle further comprising.