KR20190031717A - Head up display device and head up display system - Google Patents

Abstract

Disclosed are a head-up display apparatus and a head-up display system. According to an embodiment of the present invention, the head-up display apparatus comprises: a lens magnifying an image outputted from an electronic device; and a combiner projecting the magnified image to a driver and realizing an illusion. Accordingly, the head-up display apparatus can provide a technique for outputting information related to the driving of a transportation means in order to assist driving of a driver.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a head-up display device and a head-

The following embodiments relate to a head-up display device and a head-up display system.

A driver driving a vehicle (e.g., a car, a motorcycle, a smart mobility, a vessel, an airplane, etc.) can acquire information related to the operation of the vehicle through navigation. At this time, in the case of a car, the navigation can be embedded in a center fascia in the control panel portion or attached to a windshield, which is a front windshield.

The driver should pay attention to obstacles such as front, rear and side during operation. However, since the navigation is out of view or out of sight, it is not easy for the driver to care about navigation, and safe driving may be difficult. In particular, the risk of accidents may increase even more for novice drivers.

Therefore, the driver can use a head-up display (HUD) device that assists the driving. The HUD device can output information related to the operation of the moving means. The information related to the driving of the moving means may include, for example, instrument panel information, navigation information, lane information, or forward danger situation information. That is, the driver can carry out the operation safely because he can grasp the information related to the driving without moving the gaze or the gazing point during driving.

Embodiments can provide a technique of outputting information related to the driving of the moving means by using the HUD device to assist the driver in driving.

Embodiments may also provide a technique that uses a lens to improve the visibility of information associated with the driving output of the HUD device.

In one embodiment, the HUD device includes a lens that magnifies the image output from the electronic device, and a combiner that implements the virtual image by projecting the magnified image to the driver.

The lens may be implemented as a Fresnel lens.

The lens may be positioned in front of the electronic device and in parallel with the electronic device.

The HUD device may further include a cradle for mounting the electronic device.

The cradle may include a moving unit for moving the electronic device.

The cradle may include a first hook for securing the electronic device.

The HUD device may further include a holder for fixing the electronic device.

The HUD device may further include a rotation unit for rotating the holder.

The holder may include a second hook for securing the electronic device.

The HUD system according to an embodiment includes a display device for outputting an image, a lens for enlarging the image, and a combiner for projecting the enlarged image to a driver to implement a virtual image.

The lens may be implemented as a Fresnel lens.

The lens may be positioned in front of the display device and in parallel with the display device.

1 shows a schematic block diagram of an HUD system according to one embodiment.
Fig. 2 shows an example of a perspective view of the HUD device shown in Fig.
3 shows an example of a side view of the HUD device shown in Fig.
Fig. 4 shows another example of a side view of the HUD device shown in Fig.
5 is an example of a view for explaining the operation of the cradle shown in Fig.
6 is another example of the drawing for explaining the operation of the cradle shown in Fig.
7 is a view for explaining the operation of the HUD system shown in FIG.

It is to be understood that the specific structural or functional descriptions of embodiments of the present invention disclosed herein are presented for the purpose of describing embodiments only in accordance with the concepts of the present invention, May be embodied in various forms and are not limited to the embodiments described herein.

Embodiments in accordance with the concepts of the present invention are capable of various modifications and may take various forms, so that the embodiments are illustrated in the drawings and described in detail herein. However, it is not intended to limit the embodiments according to the concepts of the present invention to the specific disclosure forms, but includes changes, equivalents, or alternatives falling within the spirit and scope of the present invention.

The terms first, second, or the like may be used to describe various elements, but the elements should not be limited by the terms. The terms may be named for the purpose of distinguishing one element from another, for example without departing from the scope of the right according to the concept of the present invention, the first element being referred to as the second element, Similarly, the second component may also be referred to as the first component.

It is to be understood that when an element is referred to as being "connected" or "connected" to another element, it may be directly connected or connected to the other element, . On the other hand, when an element is referred to as being "directly connected" or "directly connected" to another element, it should be understood that there are no other elements in between. Expressions that describe the relationship between components, for example, "between" and "immediately" or "directly adjacent to" should be interpreted as well.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. In this specification, the terms " comprises ", or " having ", and the like, are used to specify one or more of the features, numbers, steps, operations, elements, But do not preclude the presence or addition of steps, operations, elements, parts, or combinations thereof.

Unless defined otherwise, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries are to be interpreted as having a meaning consistent with the meaning of the context in the relevant art and, unless explicitly defined herein, are to be interpreted as ideal or overly formal Do not.

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. However, the scope of the patent application is not limited or limited by these embodiments. Like reference symbols in the drawings denote like elements.

1 shows a schematic block diagram of an HUD system according to one embodiment.

Referring to FIG. 1, a HUD system (head up display system) 10 includes an electronic device 100 and a HUD device (head up display device) 200.

The HUD system 10 is installed in a moving means to assist the driver in driving. For example, the HUD system 10 may be installed in an automobile, a motorcycle, a smart mobility, a ship, an airplane, or the like.

The HUD system 10 may output information related to the driving of the moving means to assist the driver in driving. The HUD system 10 can output information related to the operation within a range not departing from the main visual field of the driver. Thus, the driver can confirm the information related to the traffic without taking his eyes off the road. For example, when the HUD system 10 is installed in a vehicle, the HUD system 10 can be implemented in a built-in form in a dashboard, a dashboard, a shift gear, or the like.

The information related to the operation may include instrument panel information, navigation information, lane information, or forward danger situation information. For example, the instrument panel information may include speed, gas charge, engine revolutions per minute (RPM), and the like. The navigation information may include right turn, left turn, straight turn, U-turn, destination, shoulder run. The lane information may include a high-pass lane, a bifurcation point, a destination (for example, a destination of a lane in Seoul, Daejeon, Busan, etc.). The forward risk situation information may include an in-service sign, a traffic accident sign, and a warning sign for the passerby.

The electronic device 100 can output (display) information related to the operation in the form of an image. The electronic device 100 may include a light emitting portion and a display panel to output information related to the operation.

For example, the light emitting portion may include at least one of a UHP lamp (Ultra-high-performance lamp), an RGB light emitting diode (LED), and a laser. The display panel may be implemented as an LCD (Liquid Crystal Display) panel or an LCoS (Liquid Crystal on Silicon) panel.

The electronic device 100 may be implemented as a personal computer (PC) or a portable device.

When the electronic device 100 is implemented as a PC, it can be miniaturized in consideration of the size of the moving means.

A smart phone, a tablet PC, a mobile internet device (MID), a personal digital assistant (PDA), an EDA (personal digital assistant), etc., when the electronic device 100 is implemented as a portable device an enterprise digital assistant (PMP), a portable multimedia player (PMP), a personal navigation device or portable navigation device (PND), or a smart device.

Smart devices can be implemented as smart watch watches or smart bands. That is, the electronic device 100 may be a user wearable or wearable wearable device.

The HUD device 200 can enlarge the image output from the electronic device 100 and project it to the driver. That is, the HUD device 200 can implement a virtual image.

The HUD device 200 may include at least one lens and a combiner. At least one lens may magnify the image output from the electronic device 100. For example, at least one lens may be implemented with a magnifying lens or a Fresnel lens. The combiner can project an enlarged image to the driver to implement the image.

FIG. 2 shows an example of a perspective view of the HUD device shown in FIG. 1, FIG. 3 shows an example of a side view of the HUD device shown in FIG. 1, and FIG. And shows another example of a side view of the HUD device shown.

2 through 4, the HUD device 200 includes a lens 210 and a combiner 220.

The lens 210 may be positioned in front of the electronic device 100 and in parallel with the electronic device 100. Also, the lens 210 may be implemented in a plurality of lenses.

The lens 210 can magnify the image output from the electronic device 100. [ For example, the lens 210 may be implemented as an enlarged lens or a Fresnel lens. The Fresnel lens can effectively enlarge the image while the thickness is small. The Fresnel lens may include a plurality of concentric grooves on the surface. Thus, visibility can be improved by viewing a large, clear image of the driver.

The combiner 220 can project an enlarged image to the driver to implement a virtual image. The driver can view the image output by the combiner 220 and thereby confirm the information related to the operation.

The combiner 220 may further include a shielding film for shielding light and / or ultraviolet rays from the outside. At this time, the shielding film can be realized as a transparent or opaque material. When the thin film is formed of a transparent material, the thin film can be implemented as a polarizing plate.

The HUD apparatus 200 may further include a holder 230, a holder 240, and a rotation unit 250 to stably output an image.

The holder 230 can fix the electronic device 100 and the lens 210. [ For example, the holder 230 may include a hook 231. The hook of the holder 230 can be engaged with the hook 241 of the holder 240 to fix the electronic device 100 and the lens 210. [

The holder 240 may be mounted on the electronic device 100. The holder 240 may include a moving part for moving the electronic device 100. For example, the moving unit may move the electronic device 100 to the north, south, south, or up and down. The movement of the mobile unit 100 to move the electronic device 100 will be described later with reference to Figs. 5 and 6. Fig.

The rotation unit 250 may rotate at least one of the lens 210 and the holder 230. For example, the rotation unit 250 can control the opening and closing of at least one of the lens 210 and the holder 230. At this time, the axis for rotating the lens 210 and the axis for rotating the holder 230 may be the same or different. The rotation unit 250 may rotate the combiner 220.

The case where the lens 210 and the holder 230 are closed to fix the electronic device 100 may be as shown in Fig.

The case where the lens 210 and the holder 230 are opened may be as shown in Fig.

The driver can place the electronic device 100 on the cradle and position the lens 210 in parallel on the electronic device 100 using the rotation part 250. [ Further, the driver can fix the electronic device 100 and the lens 210 using the holder 230. [ The driver can adjust the tilt of the combiner 220. Accordingly, the driver can adjust the angle of the image output by the HUD device 200. [

5 is an example of a view for explaining the operation of the cradle shown in Fig.

Referring to FIG. 5, the holder 240 includes first moving parts 243-1, 243-2, 245-1, and 245-2 for moving the electronic device 100. As shown in FIG.

The first moving units 243-1, 243-2, 245-1, and 245-2 can move the electronic device 100 in the directions of east, west, south, and north.

The first moving parts 243-1, 243-2, 245-1, and 245-2 are provided in the electronic device 100 because the operation of outputting an image differs depending on the type or size of the electronic device 100. [ So that it can be fixed. For example, the first moving parts 243-1, 243-2, 245-1, and 245-2 may include a pad of a friction material. The pad may be embodied as a structure having a large cross-sectional area such as a sawtooth shape or a lattice shape, or a rubber or the like.

6 is another example of the drawing for explaining the operation of the cradle shown in Fig.

Referring to FIG. 6, the holder 240 includes a second moving part 247 for moving the electronic device 100.

The second moving unit 247 can move the electronic device 100 in the vertical direction. At this time, the second moving unit 247 can move the electronic device 100 in consideration of the thickness of the electronic device 100. Since the thickness varies depending on the type or size of the electronic device 100, the second moving part 247 can move and fix the electronic device 100. [ Accordingly, the distance between the display panel of the electronic device 100 and the lens 210 can be kept constant.

At this time, the second moving unit 247 may include a pad having a large friction, such as the first moving units 243-1, 243-2, 245-1, and 245-2. The pad may be embodied as a structure having a large cross-sectional area such as a sawtooth shape or a lattice shape, or a rubber or the like.

7 is a view for explaining the operation of the HUD system shown in FIG.

Referring to FIG. 7, the HUD system 10 may output information related to the operation to the user.

The HUD system 10 includes a lens 210 and a combiner 220. In accordance with an embodiment, the HUD system 10 may further include an electronic device 100. At this time, the electronic device 100 may be a display device implemented in a built-in form in the moving means.

The electronic device 100 may output an image containing information related to the operation. The image output from the electronic device 100 may pass through the lens 210.

The lens 210 can magnify the image. For example, the lens 210 may be implemented as an enlarged lens or a Fresnel lens. Thus, by enlarging the image of the lens 210, the driver can see a large and clear image, and the visibility can be improved.

The combiner 220 can be projected on the driver's eye 300 with the enlarged image. That is, the driver can obtain information related to the operation through the virtual image implemented in the combiner 220.

The apparatus described above may be implemented as a hardware component, a software component, and / or a combination of hardware components and software components. For example, the apparatus and components described in the embodiments may be implemented within a computer system, such as, for example, a processor, a controller, an arithmetic logic unit (ALU), a digital signal processor, a microcomputer, a field programmable gate array (FPGA) , A programmable logic unit (PLU), a microprocessor, or any other device capable of executing and responding to instructions. The processing device may execute an operating system (OS) and one or more software applications running on the operating system. The processing device may also access, store, manipulate, process, and generate data in response to execution of the software. For ease of understanding, the processing apparatus may be described as being used singly, but those skilled in the art will recognize that the processing apparatus may have a plurality of processing elements and / As shown in FIG. For example, the processing unit may comprise a plurality of processors or one processor and one controller. Other processing configurations are also possible, such as a parallel processor.

The software may include a computer program, code, instructions, or a combination of one or more of the foregoing, and may be configured to configure the processing device to operate as desired or to process it collectively or collectively Device can be commanded. The software and / or data may be in the form of any type of machine, component, physical device, virtual equipment, computer storage media, or device , Or may be permanently or temporarily embodied in a transmitted signal wave. The software may be distributed over a networked computer system and stored or executed in a distributed manner. The software and data may be stored on one or more computer readable recording media.

The method according to an embodiment may be implemented in the form of a program command that can be executed through various computer means and recorded in a computer-readable medium. The computer-readable medium may include program instructions, data files, data structures, and the like, alone or in combination. The program instructions to be recorded on the medium may be those specially designed and configured for the embodiments or may be available to those skilled in the art of computer software. Examples of computer-readable media include magnetic media such as hard disks, floppy disks and magnetic tape; optical media such as CD-ROMs and DVDs; magnetic media such as floppy disks; Magneto-optical media, and hardware devices specifically configured to store and execute program instructions such as ROM, RAM, flash memory, and the like. Examples of program instructions include machine language code such as those produced by a compiler, as well as high-level language code that can be executed by a computer using an interpreter or the like. The hardware devices described above may be configured to operate as one or more software modules to perform the operations of the embodiments, and vice versa.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. For example, it is to be understood that the techniques described may be performed in a different order than the described methods, and / or that components of the described systems, structures, devices, circuits, Lt; / RTI > or equivalents, even if it is replaced or replaced.

Therefore, other implementations, other embodiments, and equivalents to the claims are also within the scope of the following claims.

Claims (12)

A lens for magnifying an image output from the electronic device; And
A combiner that implements the virtual image by projecting the enlarged image to the driver.
.
The method according to claim 1,
The lens,
A HUD device implemented as at least one Fresnel lens.
The method according to claim 1,
The lens,
Wherein the HUD device is located in front of the electronic device and is parallel to the electronic device.
The method according to claim 1,
A cradle for mounting the electronic device
The HUD device further comprising:
5. The method of claim 4,
The cradle,
A moving part for moving the electronic device;
.
5. The method of claim 4,
The cradle,
A first hook for securing the electronic device;
.
The method according to claim 1,
A holder for fixing the electronic device;
The HUD device further comprising:
8. The method of claim 7,
A rotation part for rotating the holder
The HUD device further comprising:
8. The method of claim 7,
Wherein the holder comprises:
A second hook for securing the electronic device;
.
A display device for outputting an image;
A lens for magnifying the image; And
A combiner that implements the virtual image by projecting the enlarged image to the driver
≪ / RTI >
11. The method of claim 10,
The lens,
A HUD system implemented with at least one Fresnel lens.
11. The method of claim 10,
The lens,
Wherein the HUD system is positioned in front of the display device and parallel to the display device.

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