JP2000142170A - Head-up display device for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To display necessary information such as direction instructing state or alarm state on a single-surface reflecting film applied to a windshield by reflecting the indication of a high contrast display by a reflecting coating into a normal image, and advancing it into the eyes of a driver. SOLUTION: This head-up display device for vehicle comprises a single- surface local reflecting coating film 2 and a vehicle state indicating display. The single-surface local reflecting coating film 2 is formed on the driver side near the bottom part of a windshield 1. An LED display 3 is put on the upper surface of a dash panel 7 and opposed to the single-surface local reflecting coating film 2. The LED display 3 is connected to a signal processor 4 under the dash panel 7 through a wire. The figure and character indication of the LED display 3 is set so that the mirror image reflected by the single-surface local reflecting coating film 2 is the normal image for the driver.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a head-up display device for a vehicle, and more particularly to a head-up display device which can be manufactured at a lower cost than conventional ones, does not disturb the line of sight, and enhances driving safety.

[0002]

2. Description of the Related Art Known head-up display manufacturing technology for vehicles is mostly based on head-up display manufacturing technology for airplanes.
A technology for displaying a binocular virtual image is disclosed in US Pat. No. 4,994,794. A technique of adjusting a reflection image on a windshield by a mechanical method to perform a head-up type speed display is disclosed in US Pat. 5,204,666. As a storable head-up display, United States Patent No. 5,394,20
There are three. Further, as a head-up display for night use, a thermal image technology is used to project a virtual reality image onto a windshield. 5,41
4,439.

The above-mentioned known vehicle head-up display is already equipped on several types of vehicles in the United States and Japan. The windshield is projected or reflected, and the speed, direction indication condition and vehicle condition are reflected or projected. Is displayed. However, the sales volume of such known vehicle head-up displays is not large. There are two reasons: expensive and
The display is obstructing the line of sight.

[0004] In situations where the goals of the application are unclear, the development of head-up displays has largely been selective deployment, and has not yet reached the required deployment. In addition, the driver often turns off the power of the display so that the display does not obstruct the driver's view, so that the head-up display cannot perform its function.

[0005]

SUMMARY OF THE INVENTION The present invention aims to improve the above-mentioned disadvantages of the prior art by providing a head-up display device capable of selectively displaying information according to the needs of the user. is there.

The function of the head-up display device of the present invention is to provide a single-sided reflective film coated on a windshield at a position below the driver's line of sight.
The object of the present invention is to achieve the purpose of a head-up display by combining it with a vehicle status display.

SUMMARY OF THE INVENTION It is a primary object of the present invention to provide a kind of head-up display device for a vehicle, which picks up information of a speed, a direction indicating condition and a warning condition from a dash panel of a vehicle, and provides a signal processor. After processing by the control program at
Necessary information of the direction indicating condition and the warning condition is displayed on a single-sided reflection film coated on the windshield. The mirror display of the display shall form a normal readable image via reflection of the windshield. The function display is mainly of a non-continuous type, but continuous display can also be performed. The discontinuous display includes the following (1) to (3). (1) Speed part: When the set value is exceeded, the speed is displayed continuously, and when it is lower than the set value, it is not displayed. (2) Time part: The time signal is displayed for one minute, and the others are not displayed. (3) Vehicle status warning part:
The vehicle will always display the fraudulently and stop displaying when the abnormality is eliminated.

[0008]

The invention according to claim 1 is provided on a windshield of a vehicle having a function of displaying an overspeed limit, a time display every other hour, a direction instruction and a vehicle status warning instruction. At least one reflective coating and a vehicle status display disposed on a dash panel of the vehicle, the vehicle status display including a high-illumination display and a signal processor for processing a vehicle status signal; A vehicle head, wherein a display displays a signal processed by the signal processor, and a display of the high contrast display is reflected by the reflective coating to form a normal image and enters a driver's eye. Up display device.

According to a second aspect of the present invention, in the vehicle head-up display device according to the first aspect, a signal converter is further included, and the signal converter converts information in a microcomputer incorporated in the vehicle to perform signal processing. A head-up display device for a vehicle, wherein the head-up display device is sent to a high-illuminance display.

According to a third aspect of the present invention, in the vehicle head-up display device according to the first aspect, the high illuminance display is disposed on an upper surface of the dash panel, and the signal processor is disposed below the dash panel. An illuminance display is electrically connected to the signal processor by a flat wire cable, thereby providing a vehicular head-up display device.

According to a fourth aspect of the present invention, in the head-up display device for a vehicle according to the first aspect, the high illuminance display and the signal processor are integrated and disposed on an upper surface of a dash panel of the vehicle to face the reflective coating. And a head-up display device for a vehicle.

According to a fifth aspect of the present invention, in the head-up display device for a vehicle according to the first aspect, the signal processor further includes a speed pulse signal, a direction change signal, a vehicle status warning signal, and a signal of a built-in microcomputer. A signal input port, said signal processor sending these signals to a signal processing IC via a signal conversion unit, said signal processor further comprising a quartz oscillator, wherein said quartz oscillator sends a timing signal to said signal processing IC. The signal processing IC sends the processed timing signal to the high-illuminance display from the signal output IC and its output port.

According to a sixth aspect of the present invention, in the head-up display device for a vehicle according to the fifth aspect, the signal processing IC of the signal processor includes a vehicle speed, a time, a warning signal, variables for calculating the vehicle speed, and restrictions. A head-up display device for a vehicle, characterized by including a program for accessing input information including a speed setting value, a time adjustment, and a time display mode.

According to a seventh aspect of the present invention, in the head-up display device for a vehicle according to the fifth aspect, the signal processing IC of the signal processor further includes a subroutine for displaying an overspeed, which is used when the speed is exceeded. The head-up display device for a vehicle is characterized in that it has a function of displaying a.

According to an eighth aspect of the present invention, in the head-up display device for a vehicle according to the fifth aspect, the signal processing IC of the signal processor further includes a subroutine for displaying a time, which continuously operates a time display mode. A head-up display device for a vehicle, characterized by switching between a display mode and an hourly display mode.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Please refer to FIG. The head-up display device for a vehicle of the present invention includes a single-sided local reflection coating film 2 and a vehicle status display. The single-sided local reflective coating film 2 is formed on the driver's side near the bottom of the windshield 1. LE
The D display 3 is placed on the upper surface of the dash panel 7 and faces the single-sided local reflection coating film 2. LE
The D display 3 is a signal processor 4 below the dash panel 7.
Are connected by wires. The speed sensor 6 arranged on the gear box transmits a pulse signal to the signal processor 4 via a signal line. The microcomputer 8 below the dash panel 7 is connected to the signal processor 4 via the signal converter 9. When the head-up display device of the present invention is of the matching type, the LED display 3 and the signal processor 4 are aligned at a single unit and arranged at the position of the LED display 3. The speed information is sent to the LED display 3 after being processed by the signal processor 4. LED
The display of the display 3 is reflected by the single-sided local reflection coating film 2 to become a normal image and enters the driver's eyes. The vehicle status warning signal, the direction instruction status, and the vehicle status microcomputer signal are processed by the signal processor 4 and then displayed on the LED display 3.

FIG. 2 is a main view of the vehicle status display of the present invention. FIG. 3 is a mirror image of the information displayed by the vehicle status display. The information includes speed, turn signals, warnings, and vehicle status data provided by microcomputer 8. Characters and shapes displayed on the vehicle status display are mirror images, and form a normal image by being reflected by the one-sided local reflection coating film 2 on the windshield 1.

FIG. 4 shows the arrangement of the components of the vehicle status display. A high luminance LED (high-luminance LE) is provided on the vehicle status display.
D), PDP, backlit LCD and PDLCD, ELD on windshield glass can be employed. In this embodiment, an LED display is employed. The three speed display LEDs 301 display digitized data of the vehicle speed and, if necessary, display vehicle status information. Time display is achieved by a combination of four time display LEDs 302 and two LED dots 303. When displaying the vehicle status, the time display LED 302 can display a vehicle status value corresponding to the information name displayed by the speed display LED 301. Two triangle direction indicating LEDs 30
4 lights up with the corresponding indicator on the dash panel.

The warning LED 305 is used to indicate an abnormal situation, and turns on when any of the warning lamps turns on. Two speed display adjustment buttons 306 (F dow
n) and the speed display adjustment button 307 (F up) are used to adjust the speed displayed by the speed display LED 301. Two time display adjustment buttons 308 (minute) and 309 (hour) are used for time adjustment.

The speed setting button 310 is provided on the lower left side of the vehicle status display and is used to send a command to the CPU 405 to change the value of the speed limit. The time display mode changeover switch 311 is installed on the lower right side of the vehicle status display and is used to switch the mode of time display between continuous display and display every other hour. The light-transmitting window 312 allows light to enter, and the photo-sensitive device 313 adjusts the light emission of the speed display LED 301 and the time display LED 302 by the light.

FIG. 5 is a layout diagram of the constituent elements of the signal processor of the vehicle status display according to the present invention. The power supply and the pulse signal input port 401 receive a pulse signal. The direction indicating and warning signal input ports 402 are connected to the direction indicators and warning lamps of the two dash panels. The signal passes through the signal output port 403 and is sent to the LED display 3.

The CPU 405 counts the number of pulses of the electric signal and multiplies it by a speed calculation variable to obtain the speed of the vehicle in units of km / hour or miles / hour. The speed of the vehicle is processed by a plurality of signal processing ICs 406, 407, 408 and a signal output IC 409, and then the signal output port 40
3 is transmitted.

The programs of the signal processing ICs 406, 407, and 408 include speed, time, and warning signals, speed calculation variables,
It processes input information such as the set value of excess speed, time tone, and time display mode. The excess speed display subroutine functions when the vehicle speed exceeds a set value. A timing subroutine manages the hourly display mode and the continuous time display mode.

The frequency of the oscillation of the quartz oscillator 410 is C
It is processed by the program of the PU 405, thereby obtaining the clock timing data, which is
6, 407, 408 and the signal output IC 409.
The processing result is sent from the signal output port 403 to the LED display 3. The signal conversion unit 411 converts the direction instruction from the dash panel and the direction instruction and the warning signal input from the warning signal input port 402, and sends the result to the LED display 3 from the signal output port 403.
The signal sent to the signal output port 403 is decoded and activates the direction LED 304 and the warning LED 305.

FIG. 6 is a functional block diagram of the vehicle status display of the present invention. The signal processor 4 processes the speed, the quartz oscillation signal, the turn signal, the warning signal and the vehicle status signal, and then processes the overspeed, time timing (h
(our timing), a turn signal, a warning message, and vehicle status information are displayed on the LED display 3.

In particular, the signal processor 4 of the present invention converts the rotation speed of the transmission shaft detected by the speed sensor, and performs computer processing and comparison operation on the detection result. The time display is managed by a quartz timer. The direction indication and the warning status indication are performed by converting the direction signal and the warning signal into those that can be demanded by the indicator by a signal converter.

The LED display 3 indicates an overspeed situation if the calculated speed is equal to or greater than the set speed. This set speed is km
The speed is displayed in units of / hour or miles / hour, and can be increased or decreased by 10 by pressing the speed setting button 310. The time display mode is selected by the time display mode switch 311 and is switched between continuous display and hourly display.

The numbers and characters displayed on the LED display 3 are such that the mirror image reflected on the single-sided local reflection coating film 2 becomes a normal image for the driver.
Further, the LED display 3 can be adjusted by a photo-sensitive device to correspond to the brightness of the external light.

If the vehicle is equipped with a vehicle condition microcomputer, the data in the microcomputer is collected by the signal processor 4 via the signal converter. Therefore, the information in the vehicle status microcomputer is LED
It can be displayed on the display 3. Quartz oscillator 410
Outputs a timing signal, which is a signal processing IC 4
06, 407, 408 and the signal output IC 409, and then the signal output port 4 to the LED display 3.
Sent from 03.

Vehicle speed indication is typically achieved by driving a speed pointer on a dash panel with a flexible wire shaft driven by a pinion and connected to an output gear of a gearbox. Alternatively, the rotation speed sensor detects the rotation speed of the output gear of the gear box and generates a pulse signal to activate the display on the dash panel. To detect the vehicle speed, a rotational speed detector is attached to a drive shaft to generate an electric pulse signal and send it to a pulse signal input port 401 of a signal processor, or a vehicle is provided with an electric speed detector to directly This is achieved by sending the electric pulse signal of the dash panel to the pulse signal input port 401 of the signal processor. CPU of signal processor 4
405 calculates the number of pulses of the pulse signal, multiplies the calculation result by an adjustable speed calculation variable, and calculates km / hour or miles.
Gain speed in units of / hour. The speed data is processed by the signal processing ICs 406, 407, and 408 and the signal output IC 409, and then sent from the signal output port 403 to the signal input port 314 of the LED display 3. The processed signal is decoded by the decoder 315 and displayed by the three speed display LEDs 301. Finally, the speed display LED
The display 301 is reflected by the single-sided local reflection coating film 2 and is seen by the driver. Therefore, the driver can simultaneously observe the speed and traffic conditions of the vehicle he drives. Further, a speed setting button 310 located at the lower left of the vehicle status display is used to send a command to the signal processor 4 to change the setting of the speed limit.
The driver can send a command to the CPU 405 of the signal processor 4 by pressing the speed setting button 310. Each time the speed setting button 310 is pressed once, the set warning speed value is set to 1
10 until it reaches 20 km / h or 120 miles / h
It can be increased by km / hour or 10 miles / hour. By keeping pressing the speed setting button 310, the set warning speed is set to the maximum value (120 km / hour or 120 miles / hour).
When (h) is exceeded, the set value returns to 0. Speed display LED3
01 emits light when the vehicle speed exceeds a set warning value. In the opposite case, the light is turned off. Speed display adjustment button 3
Reference numerals 06 and 307 are used to adjust a speed calculation variable for adjusting the speed displayed by the speed display LED 301 after the head-up display device is installed.

The CPU 405 counts the number of pulses of the electric signal and multiplies the number of pulses by a speed calculation variable to obtain the speed of the vehicle in km / hour or miles / hour. The speed of the vehicle is processed by a plurality of signal processing ICs 406, 407, 408 and a signal output IC 409, and then the signal output port 40
3 is sent to the signal input port 314 of the signal processor 4. The time display consists of four time display LEDs 302 and two L
This is achieved by a combination of the ED dots 303. Finally,
Four time display LEDs 302 and two LED dots 30
3 is reflected by the single-sided local reflection coating film 2 and observed by the driver. The time display mode switch 311 is located on the lower right side of the vehicle status display and is used to switch the time display between continuous display and hourly display. If the display time is not correct, the time display adjustment buttons 308 (minutes) and 3
09 (hour) is used for correction.

The dash panel 7 of the car is provided with one or two direction indicator lamp status indicators. The terminal of the direction indicator lamp status indicator lamp is electrically sent to the direction indicator and warning signal input port 402 of the signal processor 4. The signal conversion unit 411 converts each of the above signals and sends the conversion result to the LED display 3 from the signal output port 403. The signal sent to the LED display 3 is decoded and drives the triangular direction indicating LED 304. When one or two direction indicator lamps on the dash panel 7 are activated, the corresponding triangle direction indicator L is activated.
The ED 304 emits light. Corresponding direction indicator LED 304
Is reflected by the single-sided local reflection coating film 2 and is observed by the driver.

There are several warning lights on the dash panel 7 and their terminals are connected to the direction indicator and warning signal input port 402 of the signal processor 4. Whichever warning light on the dash panel 7 is turned on, the warning LED 305 of the LED display 3 is turned on. Warning LE
D305 indicates single-sided local reflective coating film 2
And is observed by the driver.

The photo-sensitive device 313 is arranged below the light transmitting window 312. The backlight is transmitted through the light-transmitting window 312 and stimulates the photo-sensitive device 313 to adjust the brightness of the speed display LED 301 and the time display LED 302 so as to cope with different brightness of the backlight.

FIG. 7 is a flowchart of the main program of the vehicle status display according to the present invention. The calculation algorithm for speed, time adjustment, speed limit adjustment and time display mode switching is controlled by a key subroutine. The subroutine of the vehicle status display is shown in FIGS. 8 and 9, which are a flowchart of a speed calculation subroutine for calculating a vehicle speed and a display of the result. FIG. 10 shows a subroutine for changing the time and displaying the time.

The LED display 3 is manufactured integrally with the signal processor 4 to be a compact type LED vehicle status display. If the power, the speed, the direction instruction and the warning signal and the vehicle information in the microcomputer can be input, the connection line between the LED display 3 and the signal processor 4 can be deleted. However, the thickness of the display can be increased by integrating the LED display 3 and the signal processor 4, but this problem can be solved by the technology of the multilayer PCB and the integrated circuit chip.

When the vehicle has a vehicle condition microcomputer 8, the output of the vehicle condition microcomputer 8 is sent to the signal processor 4 via the signal converter 9. Therefore, the information of the vehicle situation microcomputer 8 can be displayed on the LED display 3. Furthermore, a temperature sensor may be combined for convenience in detecting the temperature inside and outside the vehicle and adjusting the temperature inside the vehicle.

[0038]

EXAMPLE 1 A single-sided single-layer TiO ₂ local reflection coating film is applied as a single-sided local reflection coating film 2 on a windshield 1 and a vehicle status display is arranged on a dash panel of a car. LE
The D display 3 is manufactured integrally with the signal processor 4 to form a compact type vehicle status display. The illuminance of the speed display LED 301 and the time display LED 302 is not adjusted according to the backlight. The warning LED on the vehicle status display turns on in response to the response status.

Example 2: A single-sided monolayer TiO ₂ local reflection coating film is applied as a single-sided local reflection coating film 2 on a windshield 1 and a vehicle status display is placed on a dash panel of a car. L
The ED display 3 is manufactured integrally with the signal processor 4 to form a compact type vehicle status display. The illuminance of the speed display LED 301 and the time display LED 302 is adjusted according to the backlight. The warning LED on the vehicle status display turns on in response to the response status.

Example 3 One-sided three-layer TiO ₂ / SiO ₂ / TiO ₂ partially-reflective coating film is applied as a one-sided local reflection coating film 2 on a windshield 1, and a vehicle status display is arranged on a dash panel 7 of a car. Is done. The signal processor 4 is arranged below the dash panel 7. Speed display LED 301 and time display LE
The illuminance of D302 is adjusted according to the backlight. The warning LED on the vehicle status display turns on in an abnormal situation. Driver is 120km / h or 120mile
The speed limit can be set within the range not exceeding / hour, and the time display mode can be set. The speed of the vehicle is displayed when the speed becomes equal to or higher than the set speed, and the time display is displayed continuously or every hour according to the selected time display mode.

Example 4 Single-sided four-layer SiO ₂ —TiO ₂ / TiO ₂ / single-sided local reflection coating film 2
SiO ₂ / TiO ₂ or SiO ₂ -TiO ₂ / MO _X
A TiO ₂ / SiO ₂ / MO _X -TiO ₂ local high band reflective coating film is applied on the windshield 1. The one-sided local reflection coating film 2 can clearly reflect the display of the LED display 3 having various colors. LED display 3
Is arranged on the dash panel 7 of the car. The signal processor 4 is arranged below the dash panel 7. Red light speed display L
The illuminance of the ED 301, the green light time display LED 302, and the direction indication LED 304 is adjusted according to the backlight. Warning LED 305 of orange light on the vehicle status display
Lights up when an abnormal situation occurs. Driver is 1
The speed limit can be set within a range not exceeding 20 km / hour or 120 miles / hour, and a time display mode can be set. The speed of the car is displayed when the speed exceeds the set speed,
The time display is displayed continuously or every other hour depending on the selected time display mode.

Example 5: One-sided four-layer SiO ₂ —TiO ₂ / TiO ₂ /
SiO ₂ / TiO ₂ or SiO ₂ -TiO ₂ / MO _X
A TiO ₂ / SiO ₂ / MO _X -TiO ₂ local high band reflective coating film is applied on the windshield 1. The single-sided local reflection coating film 2 can clearly reflect the display of the vehicle status display display having various colors. An integrated vehicle status display is integrated on the dash panel 7 of the vehicle. Speed display LED 30
The illuminance of 1 and the time display LED 302 is adjusted according to the backlight. The warning LED on the vehicle status display is turned on in an abnormal situation. The driver can set the speed limit within a range not exceeding 120 km / hour or 120 miles / hour, and can set the time display mode. The speed of the vehicle is displayed when the speed becomes equal to or higher than the set speed, and the time display is displayed continuously or every hour according to the selected time display mode.

Example 6: One-sided four-layer SiO ₂ —TiO ₂ / TiO ₂ / as one-sided local reflection coating film 2
SiO ₂ / TiO ₂ or SiO ₂ -TiO ₂ / MO _X
A TiO ₂ / SiO ₂ / MO _X -TiO ₂ local high band reflective coating film is applied on the windshield 1. The single-sided local reflection coating film 2 can clearly reflect the display of the vehicle status display display having various colors. An integrated vehicle status display is integrated on the dash panel 7 of the vehicle. Speed display LED 30
The illuminance of 1 and the time display LED 302 is adjusted according to the backlight. The warning LED on the vehicle status display is turned on in an abnormal situation. The driver can set the speed limit within a range not exceeding 120 km / hour or 120 miles / hour, and can set the time display mode. The speed of the vehicle is displayed when the speed becomes equal to or higher than the set speed, and the time display is displayed continuously or every hour according to the selected time display mode. Driver is the vehicle status microcomputer 8
When the driver presses the signal converter 9 when it is necessary to know the information inside, the speed display LED 301 and the time display LED
302 displays the name of the information and the information content. When the driver presses the button of the signal converter 9 once more, the speed display LED 301 and the time display LED 302 recover to the non-display state.

[0044]

In summary, the vehicle head-up display device of the present invention overcomes the disadvantages of the conventional head-up display device that are complex and impractical.

[Brief description of the drawings]

FIG. 1 is an overall layout view of a vehicular head-up display of the present invention.

FIG. 2 is a main body view of a vehicle status display according to the present invention.

FIG. 3 is a mirror image display diagram of the vehicle status display of the present invention.

FIG. 4 is a layout diagram of components of the vehicle status display according to the present invention.

FIG. 5 is an element layout diagram of the signal processing device of the vehicle status display according to the present invention.

FIG. 6 is a functional block diagram of a vehicle status display of the present invention.

FIG. 7 is a main program flowchart of a vehicle status display of the present invention.

FIG. 8 is a key switch subroutine flowchart of the vehicle status display of the present invention.

FIG. 9 is a flowchart of a speed calculation subroutine of the vehicle status display according to the present invention.

FIG. 10 is a flowchart of a time calculation subroutine of the vehicle status display according to the present invention.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 windshield 2 single-sided local reflective coating film 3 LED display 4 signal processor 5 transmission 6 speed sensor 7 dash panel 8 vehicle situation microcomputer 9 signal converter 301 speed display LED 302 time display LED 303 LED dot 304 direction indicator LED 305 warning LED 306, 307 Speed display adjustment button 308, 309 Time display adjustment button 310 Speed setting button 311 Time display mode switching switch 312 Transparent window 313 Photosensitive device 314 Signal input port 315 Decoder 401 Power supply and pulse signal input port 402 Direction indication and Warning signal input port 403 Signal output port 404 Voltage stabilization IC 405 CPU 406, 407, 408 Signal processing IC 409 Signal output IC 410 Quartz oscillator 411 signal conversion unit

──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) H01L 33/00 H01L 33/00 LF Term (Reference) 3D044 BA03 BA19 BA20 BA21 BA26 BB01 BC07 BC13 BC25 BC27 BC30 BD01 BD13 5F041 DC84 FF02 FF04 FF05 5G435 AA00 BB04 BB06 BB12 BB19 CC13 DD03 EE30 GG09 LL17

Claims (8)

[Claims] At least one reflective coating formed on a windshield of a vehicle and having a function of an overspeed limit display, an hourly time display, a direction instruction, and a vehicle status warning instruction, and a dash panel on the vehicle. A high-illuminance display and a signal processor for processing a vehicle status signal, and the high-contrast display includes a signal processed by the signal processor. The head-up display device for a vehicle, wherein the display of the high contrast display is reflected by the reflective coating to form a normal image and enters the eyes of the driver. 2. The vehicle head-up display device according to claim 1, further comprising a signal converter, said signal converter converting information in a built-in microcomputer of the vehicle and sending the converted information to a signal processor. A head-up display device for a vehicle, which is displayed on an illuminance display. 3. The head-up display device for a vehicle according to claim 1, wherein the high illuminance display is disposed on an upper surface of the dash panel, the signal processor is disposed below the dash panel, and the high illuminance display is a flat wire. A head-up display device for a vehicle, wherein the head-up display device is electrically connected to the signal processor by a cable. 4. The head-up display device for a vehicle according to claim 1, wherein the high illuminance display and the signal processor are integrated and disposed on an upper surface of a dash panel of the vehicle and faces the reflective coating. A head-up display device for a vehicle, characterized by: 5. The head-up display device for a vehicle according to claim 1, wherein the signal processor further has a signal input port for a speed pulse signal, a direction change signal, a vehicle status warning signal, and a signal of a built-in microcomputer. The signal processor sends these signals to a signal processing IC via a signal conversion unit, and the signal processor further includes a quartz oscillator, and the quartz oscillator is connected to the signal processing IC.
A head-up display device for a vehicle, characterized in that the timing signal is sent to the high-intensity display from the signal output IC and its output port. 6. A head-up display device for a vehicle according to claim 5, wherein said signal processor has a signal processing IC.
Comprising a program for accessing input information including a vehicle speed, a time, a warning signal, variables for calculating a vehicle speed, a speed limit value, a time adjustment, and a time display mode. Head-up display device. 7. The head-up display device for a vehicle according to claim 5, wherein a signal processing IC of said signal processor is provided.
Further includes a subroutine for displaying the overspeed,
A head-up display device for a vehicle, which functions to display information when the speed is exceeded. 8. The head-up display device for a vehicle according to claim 5, wherein a signal processing IC of said signal processor is provided.
Further includes a subroutine for displaying a time, which switches a time display mode between a continuous display mode and an hourly display mode.