WO2025005382A1 - 차량용 디스플레이 장치 - Google Patents
차량용 디스플레이 장치 Download PDFInfo
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- WO2025005382A1 WO2025005382A1 PCT/KR2024/001944 KR2024001944W WO2025005382A1 WO 2025005382 A1 WO2025005382 A1 WO 2025005382A1 KR 2024001944 W KR2024001944 W KR 2024001944W WO 2025005382 A1 WO2025005382 A1 WO 2025005382A1
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- G—PHYSICS
- G02—OPTICS
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- G02B27/0149—Head-up displays characterised by mechanical features
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- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
- B60K35/10—Input arrangements, i.e. from user to vehicle, associated with vehicle functions or specially adapted therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
- B60K35/20—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor
- B60K35/21—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor using visual output, e.g. blinking lights or matrix displays
- B60K35/215—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor using visual output, e.g. blinking lights or matrix displays characterised by the combination of multiple visual outputs, e.g. combined instruments with analogue meters and additional displays
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- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
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- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
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- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
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- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
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- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
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- G02B26/0833—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
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- G02B27/0101—Head-up displays characterised by optical features
Definitions
- the present disclosure relates to a vehicle display device, and more specifically, to a vehicle display device capable of varying the size of a cluster display while integrating and implementing a plurality of displays using a single image generating device.
- a vehicle is a device that moves the user in the desired direction.
- a representative example is an automobile.
- a vehicle display device is installed inside the vehicle.
- CID Center Information Display
- head-up display that projects images onto the windshield, separately from the cluster display.
- prior literature 1 Japanese Patent Application Laid-Open No. 11-59224, relates to a front window display device, and discloses controlling the brightness of a window display device (HUD) using data from a light sensor.
- HUD window display device
- the problem of the present disclosure is to provide a vehicle display device capable of varying the size of a cluster display while integrating and implementing multiple displays using a single image generating device.
- Another problem of the present disclosure is to provide a vehicle display device capable of varying the size of a head-up display while integrating and implementing multiple displays using a single image generating device.
- a vehicle display device includes an image generating device that includes a light output device and outputs a projection image, a first mirror that reflects a first projection image, which is a part of the projection images from the image generating device, a screen on which the first projection image reflected by the first mirror is projected onto one surface, a second mirror that reflects a second projection image, which is another part of the projection images from the image generating device, onto a windshield, and a first actuator that changes a position or angle of the first mirror, and based on the change in the position or angle of the first mirror, the size of the first projection image projected onto the screen changes.
- the size of the second projection image reflected on the windshield can be varied based on the variation of the position or angle of the first mirror.
- a vehicle display device further includes a signal processing device that controls a first actuator, and the signal processing device can control the size of a first projection image projected on a screen to be varied based on variation in the position or angle of the first mirror.
- the signal processing device can control the size of the second projection image reflected on the windshield to vary based on the variation of the position or angle of the first mirror.
- the signal processing device can control the size of the first projection image projected on the screen to be reduced by increasing the height of the lower portion of the first mirror when the height of the lower portion of the first mirror is higher than the height of the lower portion of the second mirror.
- the signal processing device can control the size of the first projection image projected on the screen to increase by reducing the height of the lower portion of the first mirror when the height of the lower portion of the first mirror is higher than the height of the lower portion of the second mirror.
- the signal processing device can control, in the multiple display mode, the first projection image to be displayed on the screen and the second projection image to be projected and reflected on the windshield, and, in the cluster single display mode, the first projection image to be displayed on the screen and the second projection image to not be projected on the windshield.
- the size of the area where the first projection image is incident on the first mirror may be larger than the size of the area where the first projection image is incident on the first mirror in the cluster-only display mode.
- the signal processing device can control, in the multiple display mode, a first projection image to be displayed on the screen and a second projection image to be projected and reflected on the windshield, and, in the head-up only display mode, can control, in the head-up only display mode, the first projection image not to be projected on the screen and a second projection image to be projected and reflected on the windshield.
- the size of the area where the second projection image is incident on the second mirror may be larger than the size of the area where the second projection image is incident on the second mirror in the head-up only display mode.
- a vehicle display device further includes a second actuator for adjusting the height or angle of the screen, and a signal processing device can control the height of the screen to be adjusted.
- a vehicle display device further includes a third actuator for adjusting the height or angle of the second mirror, and a signal processing device can control the height or angle of the first mirror or the second mirror to be adjusted in response to the height adjustment of the screen.
- the signal processing device can control the size of the first projection image projected on the screen to be reduced by reducing the height of the lower portion of the first mirror when the height of the lower portion of the first mirror is lower than the height of the lower portion of the second mirror.
- the signal processing device can control the size of the first projection image projected on the screen to increase by increasing the height of the lower portion of the first mirror when the height of the lower portion of the first mirror is lower than the height of the lower portion of the second mirror.
- a vehicle display device includes an image generating device that includes a light output device and outputs a projection image, a first mirror that reflects a first projection image, which is a part of the projection images from the image generating device, a screen on which the first projection image reflected by the first mirror is projected on one surface, a second mirror that reflects a second projection image, which is another part of the projection images from the image generating device, onto a windshield, and a first actuator that changes a position or angle of the first mirror, wherein the size of the first projection image projected on the screen or the size of the second projection image reflected on the windshield is changed based on the change in the position or angle of the first mirror.
- a vehicle display device further includes a signal processing device that controls a first actuator, and the signal processing device can control the size of a first projection image projected on a screen or a size of a second projection image reflected on a windshield to be varied based on variation in the position or angle of the first mirror.
- the signal processing device can control the size of the first projection image projected on the screen or the size of the second projection image reflected on the windshield to be varied by varying the height of the lower end of the first mirror.
- the signal processing device can control so that only the first projection image is displayed on the screen and the second projection image is not projected on the windshield.
- the signal processing device can control so that only the second projection image is displayed on the windshield and the first projection image is not displayed on the screen.
- a vehicle display device includes an optical output device, an image generating device that outputs a projection image, a first mirror that reflects a first projection image, which is a part of the projection images from the image generating device, a screen on which the first projection image reflected by the first mirror is projected onto one surface, a second mirror that reflects a second projection image, which is another part of the projection images from the image generating device, onto a windshield, and a first actuator that changes a position or angle of the first mirror, wherein the size of the first projection image projected onto the screen is changed based on the change in the position or angle of the first mirror. Accordingly, it is possible to change the size of a cluster display while integrating and implementing a plurality of displays using a single image generating device.
- the size of the second projection image reflected on the windshield can be varied based on the variation of the position or angle of the first mirror. Accordingly, the size of the head-up display can be varied while integrating multiple displays using one image generating device.
- a vehicle display device further includes a signal processing device that controls a first actuator, and the signal processing device can control the size of a first projection image projected on a screen to be varied based on variation in the position or angle of the first mirror. Accordingly, it is possible to vary the size of a cluster display while integrating and implementing a plurality of displays using a single image generating device.
- the signal processing device can control the size of the second projection image reflected on the windshield to be varied based on the variation in the position or angle of the first mirror. Accordingly, it is possible to vary the size of the head-up display while integrating and implementing multiple displays using one image generating device.
- the signal processing device can control the size of the first projection image projected on the screen to be reduced by increasing the height of the lower portion of the first mirror when the height of the lower portion of the first mirror is higher than the height of the lower portion of the second mirror. Accordingly, it is possible to change the size of the cluster display while integrating and implementing multiple displays using one image generating device.
- the signal processing device can control the size of the first projection image projected on the screen to increase by reducing the height of the lower portion of the first mirror when the height of the lower portion of the first mirror is higher than the height of the lower portion of the second mirror. Accordingly, it is possible to change the size of the cluster display while integrating and implementing multiple displays using one image generating device.
- the signal processing device can control, in the multiple display mode, the first projection image to be displayed on the screen and the second projection image to be projected and reflected on the windshield, and, in the cluster single display mode, the first projection image to be displayed on the screen and the second projection image to not be projected on the windshield. Accordingly, it is possible to change the size of the head-up display while integrating and implementing multiple displays using one image generating device.
- the size of the area where the first projection image is incident on the first mirror may be larger than the size of the area where the first projection image is incident on the first mirror in the cluster single display mode. Accordingly, it is possible to vary the size of the cluster display while integrating and implementing multiple displays using one image generating device.
- the signal processing device can control, in the multiple display mode, the first projection image to be displayed on the screen and the second projection image to be projected and reflected on the windshield, and in the head-up only display mode, the first projection image not to be projected on the screen and the second projection image to be projected and reflected on the windshield. Accordingly, it is possible to change the size of the head-up display while integrating and implementing multiple displays using one image generating device.
- the size of the area where the second projection image is incident on the second mirror may be larger than the size of the area where the second projection image is incident on the second mirror in the head-up only display mode. Accordingly, it is possible to change the size of the head-up display while integrating and implementing multiple displays using a single image generating device.
- a vehicle display device further includes a second actuator for adjusting the height or angle of the screen, and the signal processing device can control the height of the screen to be adjusted. Accordingly, it is possible to vary the height of the cluster display while integrating and implementing a plurality of displays using one image generating device.
- a vehicle display device further includes a third actuator for adjusting the height or angle of the second mirror, and the signal processing device can control the height or angle of the first mirror or the second mirror to be adjusted in response to the height adjustment of the screen. Accordingly, it is possible to vary the height of the cluster display while integrating and implementing a plurality of displays using a single image generating device.
- the signal processing device can control the size of the first projection image projected on the screen to be reduced by reducing the height of the lower portion of the first mirror when the height of the lower portion of the first mirror is lower than the height of the lower portion of the second mirror. Accordingly, it is possible to vary the size of the cluster display while integrating and implementing multiple displays using one image generating device.
- the signal processing device can control the size of the first projection image projected on the screen to increase by increasing the height of the lower end of the first mirror when the height of the lower end of the first mirror is lower than the height of the lower end of the second mirror. Accordingly, it is possible to change the size of the cluster display while integrating and implementing multiple displays using one image generating device.
- a vehicle display device includes an image generating device that includes a light output device and outputs a projection image, a first mirror that reflects a first projection image, which is a part of the projection images from the image generating device, a screen on which the first projection image reflected by the first mirror is projected on one surface, a second mirror that reflects a second projection image, which is another part of the projection images from the image generating device, onto a windshield, and a first actuator that changes a position or angle of the first mirror, wherein the size of the first projection image projected on the screen or the size of the second projection image reflected on the windshield is changed based on the change in the position or angle of the first mirror. Accordingly, it is possible to change the size of a cluster display or a head-up display while integrating and implementing a plurality of displays using a single image generating device.
- a vehicle display device further includes a signal processing device that controls a first actuator, and the signal processing device can control the size of a first projection image projected on a screen or a size of a second projection image reflected on a windshield to be varied based on variation in the position or angle of the first mirror. Accordingly, it is possible to vary the size of a cluster display or a head-up display while integrating and implementing a plurality of displays using a single image generating device.
- the signal processing device can control the size of the first projection image projected on the screen or the size of the second projection image reflected on the windshield to be varied by varying the height of the lower end of the first mirror. Accordingly, it is possible to vary the size of the cluster display or the head-up display while integrating and implementing multiple displays using one image generating device.
- the signal processing device can control the screen to display only the first projection image and not project the second projection image onto the windshield. Accordingly, it is possible to change the size of the cluster display while integrating multiple displays using one image generating device.
- the signal processing device can control the display of only the second projection image on the windshield and the display of the first projection image on the screen. Accordingly, it is possible to change the size of the head-up display while integrating and implementing multiple displays using one image generating device.
- Figure 1 is a drawing showing an example of the exterior and interior of a vehicle.
- FIG. 2 is a drawing illustrating the appearance of a vehicle display device according to an embodiment of the present disclosure.
- FIG. 3 illustrates an example of an internal block diagram of the vehicle display device of FIG. 2.
- FIGS. 4A to 4E are drawings for reference in explaining the operation of a vehicle display device according to an embodiment of the present disclosure.
- FIG. 5 illustrates an example of an internal block diagram of a vehicle display device according to an embodiment of the present disclosure.
- Figures 6 to 14d are drawings referred to in the description of Figure 5.
- module and “part” used for components in the following description are given simply for the convenience of writing this specification, and do not in themselves impart any particularly important meaning or role. Accordingly, the above “module” and “part” may be used interchangeably.
- Figure 1 is a drawing showing an example of the exterior and interior of a vehicle.
- the vehicle (200) is operated by a plurality of wheels (103FR, 103FL, 103RL, etc.) that rotate by a power source and a steering wheel (150) for controlling the direction of travel of the vehicle (200).
- the vehicle (200) may further be equipped with a camera (195) for capturing images of the front of the vehicle.
- the vehicle (200) may be equipped with multiple displays (180a, 180b, 180h) for displaying images, information, etc. inside.
- the first display (180a) may be a cluster display
- the second display (180b) may be a center information display (CID) display or an AVN display
- the third display (180h) may be a head up display (HUD) display that projects an image onto a predetermined area (Ara) of a windshield (WS).
- HUD head up display
- the first display (180a) and the third display (180h) among the multiple displays (180a, 180b, 180h) are integrated and implemented as a single device.
- the vehicle display device (100) includes one picture generation device (300).
- the vehicle display device (100) outputs a plurality of projection images using a single image generating device (300), separates the optical paths of the plurality of projection images, projects the first projection image onto a screen (Scr) through a first optical path to display cluster information, and projects the second projection image onto a windshield (WS) through a second optical path to display various information such as vehicle speed. Accordingly, it is possible to integrate and implement a plurality of displays.
- the vehicle (200) described in this specification may be a concept that includes all of a vehicle equipped with an engine as a power source, a hybrid vehicle equipped with an engine and an electric motor as power sources, and an electric vehicle equipped with an electric motor as a power source.
- FIG. 2 is a drawing illustrating the appearance of a vehicle display device according to an embodiment of the present disclosure.
- a vehicle display device (100) may be equipped with a signal processing device (170) that performs signal processing for displaying images, information, etc. on at least one of a plurality of displays (180a, 180b, 180h).
- a signal processing device (170) that performs signal processing for displaying images, information, etc. on at least one of a plurality of displays (180a, 180b, 180h).
- the first display (180a) may be a cluster display (180a) for displaying driving status, operation information, etc.
- the second display (180b) may be a center information display (CID) display (180b) for displaying vehicle driving information, navigation maps, various entertainment information, or images
- the third display (180h) may be a HUD display for displaying vehicle driving information.
- the first display (180a) may be equipped with a screen (Scr) that displays a first projection image
- the third display (180h) may be equipped with a windshield (WS) on which a second projection image is projected.
- the signal processing device (170) has a memory (508) and a processor (175) inside and can control at least one of a plurality of displays (180a, 180b, 180h).
- the signal processing device (170) can execute the first virtual machine to the third virtual machine (not shown to not shown) on the hypervisor (505) within the processor (175).
- the first virtual machine (not shown) is a server virtual machine and can control the second virtual machine (not shown) and the third virtual machine (not shown), which are guest virtual machines.
- the second virtual machine can be named the first guest virtual machine (Guest Virtual maschine), and the third virtual machine can be named the second guest virtual machine.
- a first guest virtualization machine (not shown) operates for a first display (180a), and a second guest virtualization machine (not shown) can operate for a second display (180b) or a third display (180h).
- the server virtualization machine (not shown) within the processor (175) can control the memory (508) based on the hypervisor (505) to be set for the same data transmission to the first guest virtualization machine (not shown) and the second guest virtualization machine (not shown). Accordingly, the same information or the same image can be displayed in synchronization on the first display (180a) and the second display (180b) within the vehicle.
- a server virtualization machine within the processor (175) may receive and process wheel speed sensor data of the vehicle, and transmit the processed wheel speed sensor data to at least one of the first guest virtualization machine (not shown) or the second guest virtualization machine (not shown). Accordingly, the wheel speed sensor data of the vehicle may be shared with at least one virtualization machine, etc.
- some of the multiple displays may operate under Linux OS, while others may operate under Web OS.
- a signal processing device (170) can control multiple displays (180a, 180b, 180h) operating under various operating systems (OS) to display the same information or the same image in synchronization.
- OS operating systems
- FIG. 3 illustrates an example of an internal block diagram of a vehicle display device according to an embodiment of the present disclosure.
- a vehicle display device (100) may include an input unit (110), a communication device (120), an interface (130), a memory (140), a signal processing device (170), a plurality of displays (180a, 180b, 180h), an audio output unit (185), and a power supply unit (190).
- the input unit (110) may be equipped with physical buttons, pads, etc. for button input, touch input, etc.
- the input unit (110) may be equipped with a microphone (not shown) for user voice input.
- the communication device (120) can exchange data wirelessly with a mobile terminal (800) or a server (not shown).
- the communication device (120) can exchange data wirelessly with the vehicle driver's mobile terminal.
- Various data communication methods such as Bluetooth, WiFi, WiFi Direct, and APiX are possible as wireless data communication methods.
- the communication device (120) can receive weather information, road traffic situation information, for example, TPEG (Transport Protocol Expert Group) information, from a mobile terminal (800) or a server (not shown).
- TPEG Transport Protocol Expert Group
- the communication device (120) can be equipped with a mobile communication module (not shown).
- the interface (130) can receive sensor information, etc. from the ECU (770) or sensor device (760), and transmit the received information to the signal processing device (170).
- the sensor information may include at least one of vehicle direction information, vehicle location information (GPS information), vehicle angle information, vehicle speed information, vehicle acceleration information, vehicle inclination information, vehicle forward/backward information, battery information, fuel information, tire information, vehicle lamp information, vehicle internal temperature information, and vehicle internal humidity information.
- GPS information vehicle location information
- vehicle angle information vehicle speed information
- vehicle acceleration information vehicle acceleration information
- vehicle inclination information vehicle forward/backward information
- battery information fuel information
- tire information tire information
- vehicle lamp information vehicle lamp information
- vehicle internal temperature information vehicle internal humidity information
- Such sensor information may be obtained from a heading sensor, a yaw sensor, a gyro sensor, a position module, a vehicle forward/backward sensor, a wheel sensor, a vehicle speed sensor, a body inclination detection sensor, a battery sensor, a fuel sensor, a tire sensor, a steering sensor by steering wheel rotation, a vehicle internal temperature sensor, a vehicle internal humidity sensor, etc.
- the position module may include a GPS module for receiving GPS information.
- the interface (130) can receive vehicle front image data, vehicle side image data, vehicle rear image data, vehicle surrounding obstacle distance information, etc. from a camera (195) or a rider (not shown), and transmit the received information to a signal processing device (170).
- the memory (140) can store various data for the overall operation of the vehicle display device (100), such as a program for processing or controlling the signal processing device (170).
- the memory (140) may store data regarding a hypervisor, a server virtualization machine (not shown), and multiple guest virtualization machines for execution within the processor (175).
- the audio output unit (185) converts an electric signal from a signal processing device (170) into an audio signal and outputs it.
- a speaker or the like may be provided.
- the power supply unit (190) can supply power required for the operation of each component under the control of the signal processing device (170).
- the power supply unit (190) can receive power from a battery inside the vehicle, etc.
- the third display a head-up (HUD) display (180h), includes an image generating device (300 in FIG. 1) for image projection and can output an augmented reality-based object under the control of a signal processing device (170).
- HUD head-up
- the HUD display (180h) can output vehicle speed information, vehicle direction information, front vehicle object, distance indicator from the front vehicle, etc.
- the HUD display (180h) can output an augmented reality lane carpet, an augmented reality route carpet, or an augmented reality dynamic carpet corresponding to the lane image.
- the signal processing device (170) can control multiple displays (180a, 180b, 180h).
- the signal processing device (170) controls the overall operation of each unit within the vehicle display device (100).
- the signal processing device (170) may include a memory (508) and a processor (175) that performs signal processing for a vehicle display (180a, 180b).
- the processor (175) executes a hypervisor (not shown), and can execute a server virtualization machine (not shown) and multiple guest virtualization machines (not shown) on the executing hypervisor.
- the first guest virtualization machine (not shown) operates for the first display (180a), and the second guest virtualization machine (not shown) can operate for the second display (180b) or the third display (180h).
- the signal processing device (170) can process various signals such as audio signals, image signals, and data signals.
- the signal processing device (170) can be implemented in the form of a system on chip (SOC).
- the vehicle display device (100) may further include a plurality of actuators (ACTa to ACTc) that change the positions or angles of a plurality of mirrors or screens (Scr) described below.
- ACTa to ACTc a plurality of actuators that change the positions or angles of a plurality of mirrors or screens (Scr) described below.
- FIGS. 4A to 4E are drawings for reference in explaining the operation of a vehicle display device according to an embodiment of the present disclosure.
- FIG. 4c illustrates that a cluster image (410) is displayed on a screen (Scr) which is a first display (180a), and a virtual HUD image (420) is displayed in a predetermined area (Ara) in front of a windshield (WS) corresponding to a third display (180h).
- a cluster image (410) is displayed on a screen (Scr) which is a first display (180a)
- a virtual HUD image (420) is displayed in a predetermined area (Ara) in front of a windshield (WS) corresponding to a third display (180h).
- a cluster image (410) can be displayed on a screen (Scr), as in FIG. 4c, and a HUD image (430) can be displayed on a predetermined area (Ara) of a windshield (WS).
- a vehicle display device (100) changes the size of a projection image projected on a screen (Scr) using an actuator. This will be described with reference to FIGS. 4b to 4e.
- FIG. 4b illustrates that a first projection image projected on a screen (Scr), which is a first display (180a), is a first size (Arb), and a second projection image projected on a windshield (WS), which is a third display (180h), is a second size (Ara).
- the first size (Ara) may be larger than the second size (Arb).
- the first size (Arb) may be approximately twice the size of the second size (Ara).
- FIG. 4c illustrates that the first projection image projected on the screen (Scr), which is the first display (180a), is a third size (Arb2), and the second projection image projected on the windshield (WS), which is the third display (180h), is a fourth size (Ara2).
- the third size (Arb2) may be smaller than the fourth size (Ara2).
- the third size (Arb2) may be approximately 0.5 times the fourth size (Ara2).
- FIG. 4d illustrates that the first projection image projected on the screen (Scr), which is the first display (180a), is the fifth size (Arb3) and there is no projection image projected on the windshield (WS), which is the third display (180h).
- the fifth size (Arb) may be a size that is the sum of the first size (Arb) and the second size (Ara) of Fig. 4b, or a size that is the sum of the third size (Arb2) and the fourth size (Ara2) of Fig. 4c.
- FIG. 4e illustrates that there is no projection image projected on the screen (Scr), which is the first display (180a), and the second projection image projected on the windshield (WS), which is the third display (180h), is the sixth size (Ara4).
- the sixth size (Ara4) may be a size that is the sum of the first size (Arb) and the second size (Ara) of Fig. 4b or a size that is the sum of the third size (Arb2) and the fourth size (Ara2) of Fig. 4c.
- a vehicle display device (100) uses an actuator to vary the size of a first projection image projected on a screen (Scr), as shown in FIGS. 4b to 4d. Accordingly, it is possible to vary the size of a cluster display while integrating and implementing a plurality of displays using a single image generating device (300).
- a vehicle display device (100) uses an actuator to vary the size of a second projection image projected onto a windshield (WS), as shown in FIGS. 4b to 4d. Accordingly, it is possible to vary the size of a head-up display while integrating and implementing a plurality of displays using a single image generating device (300).
- FIG. 5 illustrates an example of an internal block diagram of a vehicle display device according to an embodiment of the present disclosure.
- a vehicle display device (100) includes an optical output device (400), an image generating device (300) that outputs a projection image, a first mirror (310) that reflects a first projection image (LTa) that is a part of the projection images from the image generating device (300), a screen (Scr) on which the first projection image (LTa) reflected from the first mirror (310) is projected onto one surface, a second mirror (320) that reflects a second projection image (LTb) that is another part of the projection images from the image generating device (300) onto a windshield (WS), and a first actuator (ACTa) that changes a position or angle of the first mirror (310).
- an optical output device 400
- an image generating device (300) that outputs a projection image
- a first mirror (310) that reflects a first projection image (LTa) that is a part of the projection images from the image generating device (300)
- the first projection image (LTa) which is a part of the projection images output from the image generating device (300), is projected onto one side of the screen (Scr) via the first mirror (310). Accordingly, the cluster image can be displayed on the first display (180a) including the screen (Scr).
- the second projection image (LTb) which is another part of the projection image output from the image generating device (300), is projected onto one side of the windshield (WS) via the second mirror (320). Accordingly, various information or images can be displayed on the third display (180h) including the windshield (WS).
- the size of the first projection image (LTa) projected on the screen (Scr) is varied. Accordingly, it is possible to vary the size of the cluster display while integrating and implementing multiple displays using one image generating device (300).
- the size of the second projection image (LTb) reflected on the windshield (WS) can be varied based on the variation of the position or angle of the first mirror (310). Accordingly, the size of the head-up display can be varied while integrating and implementing multiple displays using one image generating device (300).
- a vehicle display device (100) may further include a signal processing device (170) that controls a first actuator (ACTa).
- ACTa a first actuator
- the signal processing device (170) can control the size of the first projection image (LTa) projected on the screen (Scr) to be varied based on the variation of the position or angle of the first mirror (310). Accordingly, it is possible to vary the size of the cluster display while integrating and implementing multiple displays using one image generating device (300).
- the signal processing device (170) can control the size of the second projection image (LTb) reflected on the windshield (WS) to be varied based on the variation of the position or angle of the first mirror (310). Accordingly, it is possible to vary the size of the head-up display while integrating and implementing multiple displays using one image generating device (300).
- the signal processing device (170) can control the image generating device (300).
- the signal processing device (170) can control, in the first mode, the brightness of the first projection image (LTa) or the second projection image (LTb) to be the first level, and in the second mode, control, in the second mode, the brightness of the first projection image (LTa) or the second projection image (LTb) to be the second level. Accordingly, the brightness of the first projection image (LTa) or the second projection image (LTb) can be varied.
- the vehicle display device (100) may further include an external light sensor (711), an internal light sensor (713), or a user input unit (110).
- the signal processing device (170) can output a control signal for varying the brightness of the first projection image (LTa) or the second projection image (LTb) based on external illuminance (Cso) from an external illuminance sensor (711), internal illuminance (Csi) from an internal illuminance sensor (713), or a setting input (Csp) from a user input unit (110).
- the signal processing device (170) can control the brightness of the first projection image (LTa) or the second projection image (LTb) to increase as the external illuminance (Cso) increases.
- the signal processing device (170) can control the brightness of the first projection image (LTa) or the second projection image (LTb) to increase as the internal illuminance (Csi) decreases.
- the signal processing device (170) can control the brightness of the first projection image (LTa) or the second projection image (LTb) to decrease as the setting input (Csp) decreases. Accordingly, the brightness of the first projection image (LTa) or the second projection image (LTb) projected on the screen (Scr) or the windshield (WS) can be varied.
- the image generating device (300) includes an optical output device (400) for optical output.
- the light output device (400) may include a light source (309) and a digital mirror device (308) that reflects light output from the light source (309).
- the light source (309) may include an LED diode or a laser diode.
- the digital mirror device (308) may be equipped with a plurality of digital mirrors.
- it may be equipped with a digital micromirror device (DMD).
- DMD digital micromirror device
- the image generation device (300) may further include a digital mirror control unit (305) for controlling a digital mirror device (308) and a light source control unit (306) for controlling a light source (309).
- a digital mirror control unit (305) for controlling a digital mirror device (308)
- a light source control unit (306) for controlling a light source (309).
- the image generating device (300) has a processor (370), and the processor (370) may include a digital mirror control unit (305) for controlling a digital mirror device (308) and a light source control unit (306) for controlling a light source (309).
- the processor (370) may include a digital mirror control unit (305) for controlling a digital mirror device (308) and a light source control unit (306) for controlling a light source (309).
- the signal processing device (170) may be equipped with an image generation control unit (173) for controlling the image generation device (300) and a position control unit (174) for controlling the positions or angles of a plurality of mirrors (310 to 330).
- the signal processing device (170) may perform operation control of the digital mirror device (308) or operation control of the light source (309) based on external illuminance (Cso) from an external illuminance sensor (711), internal illuminance (Csi) from an internal illuminance sensor (713), or setting input (Csp) from a user input unit (110).
- the signal processing device (170) can control the brightness of the first projection image (LTa) to become smaller than the brightness of the second projection image (LTb) output from the light output device (400) for each frame as the external illuminance (Cso) increases.
- the signal processing device (170) can control the brightness of the first projection image (LTa) to become smaller than the brightness of the second projection image (LTb) output from the light output device (400) for each frame as the internal illuminance (Csi) decreases.
- the signal processing device (170) can control the brightness of the first projection image (LTa) to become smaller than the brightness of the second projection image (LTb) output from the light output device (400) for each frame as the setting input (Csp) becomes smaller.
- a vehicle display device (100) may further include a second actuator (ACTc) for adjusting the height or angle of the screen (Scr).
- ACTc second actuator
- the signal processing device (170) can control the height of the screen (Scr) to be adjusted. Accordingly, it is possible to vary the height of the cluster display while integrating and implementing multiple displays using one image generating device (300).
- the vehicle display device (100) may further include a third actuator (ACTb) that adjusts the height or angle of the second mirror (320).
- ACTb third actuator
- the signal processing device (170) can control the height or angle of the first mirror (310) or the second mirror (320) to be adjusted in response to the height adjustment of the screen (Scr). Accordingly, it is possible to vary the height of the cluster display while integrating and implementing multiple displays using one image generating device (300).
- Figures 6 to 14d are drawings referred to in the description of Figure 5.
- FIG. 6 illustrates an example in which the first projection image and the second projection image are displayed as in FIG. 4b, and then only the first projection image is displayed as in FIG. 4d.
- the image generating device (300) in the vehicle display device (100) outputs a first projection image (LTa) and a second projection image (LTb), as shown in (a) of FIG. 6.
- the size of the first projection image (LTa) output from the image generating device (300) may be larger than the size of the second projection image (LTb).
- the first projection image (LTa) output from the image generating device (300) is reflected from a portion (SZa) of the first mirror (310) and projected onto one surface of the screen (Scr).
- the size of the first projection image (LTa) projected on one side of the screen (Scr) can correspond to the first size (Arb) in the vertical direction.
- the second projection image (LTb) output from the image generating device (300) is reflected in a part of the second mirror (320) and projected onto one surface of the windshield (WS).
- the size of the second projection image (LTb) projected on one side of the windshield (WS) can correspond to the second size (Ara) in the vertical direction.
- the image generating device (300) outputs the first projection image (LTa) in an upward direction relative to the second projection image (LTb).
- the height (Ha) of the lower end (TEa) of the first mirror (310) may be higher than the height of the lower end (TEb) of the second mirror (320).
- the signal processing device (170) can control the size of the first projection image (LTa) projected on the screen (Scr) to increase by reducing the height of the lower end (TEa) of the first mirror (310) when the height of the lower end (TEa) of the first mirror (310) is higher than the height of the lower end (TEb) of the second mirror (320). Accordingly, it is possible to change the size of the cluster display while integrating and implementing multiple displays using one image generating device (300).
- Fig. 6 (b) illustrates that the size of the first projection image (LTa) projected on the screen (Scr) is maximum.
- (b) of Fig. 6 illustrates that the second projection image (LTb) projected on one surface of the windshield (WS) is not projected.
- the signal processing device (170) can control the height of the lower end (TEa) of the first mirror (310) to be reduced to Hb, as shown in the drawing.
- the signal processing device (170) can control, in a display mode such as (a) of FIG. 6, a first projection image (LTa) to be displayed on the screen (Scr) and a second projection image (LTb) to be projected and reflected on the windshield (WS), and, in a cluster-only display mode such as (b) of FIG. 6, can control, in a cluster-only display mode, a first projection image (LTa) to be displayed on the screen (Scr) and a second projection image (LTb) not to be projected on the windshield (WS). Accordingly, it is possible to change the size of the cluster display while integrating and implementing a plurality of displays using a single image generating device (300).
- the size (SZa) of the area where the first projection image (LTa) is incident on the first mirror (310) may be larger than the size (SZb) of the area where the first projection image (LTa) is incident on the first mirror (310) in a cluster-only display mode such as (b) of FIG. 6.
- the size of the first projection image (LTa) output from the image generating device (300) becomes larger, and accordingly, the size of the area incident on the first mirror (310) becomes larger, and ultimately, the size of the first projection image (LTa) projected on the screen (Scr) becomes larger.
- the size of the first projection image (LTa) projected on one side of the screen (Scr) can correspond to the fifth size (Arb3) in the vertical direction. That is, the fifth size (Arb3) can be larger than the first size (Arb).
- Figure 7 illustrates an example in which the first projection image and the second projection image are displayed as in Figure 4b, and then the size of the first projection image decreases as in Figure 4c.
- the image generating device (300) in the vehicle display device (100) outputs a first projection image (LTa) and a second projection image (LTb), as shown in (a) of FIG. 7.
- the first projection image (LTa) output from the image generating device (300) is reflected from a portion (SZa) of the first mirror (310) and projected onto one surface of the screen (Scr).
- the size of the first projection image (LTa) projected on one side of the screen (Scr) can correspond to the first size (Arb) in the vertical direction.
- the second projection image (LTb) output from the image generating device (300) is reflected in a part of the second mirror (320) and projected onto one surface of the windshield (WS).
- the size of the second projection image (LTb) projected on one side of the windshield (WS) can correspond to the second size (Ara) in the vertical direction.
- the image generating device (300) outputs the first projection image (LTa) in an upward direction relative to the second projection image (LTb).
- the height (Ha) of the lower end (TEa) of the first mirror (310) may be higher than the height of the lower end (TEb) of the second mirror (320).
- the signal processing device (170) can control the size of the first projection image (LTa) projected on the screen (Scr) to be reduced by increasing the height of the lower end (TEa) of the first mirror (310) when the height of the lower end (TEa) of the first mirror (310) is higher than the height of the lower end (TEb) of the second mirror (320). Accordingly, it is possible to change the size of the cluster display while integrating and implementing multiple displays using one image generating device (300).
- Fig. 7 (b) illustrates that the size of the first projection image (LTa) projected on the screen (Scr) is smaller than that of Fig. 7 (a).
- (b) of Fig. 7 exemplifies that, as in Fig. 4c, the size of the second projection image (LTb) projected on one side of the windshield (WS) is larger than the size of the first projection image (LTa) projected on the screen (Scr).
- the signal processing device (170) can control the height of the lower end (TEa) of the first mirror (310) to increase to Hc, as shown in the drawing.
- the size (SZc) of the area where the first projection image (LTa) is incident on the first mirror (310) may be smaller than the size (SZa) of the area where the first projection image (LTa) is incident on the first mirror (310) in a multiple display mode such as (b) of FIG. 7.
- the size of the first projection image (LTa) output from the image generating device (300) becomes smaller, and accordingly, the size of the area incident on the first mirror (310) becomes smaller, and ultimately, the size of the first projection image (LTa) projected on the screen (Scr) becomes smaller.
- the size of the first projection image (LTa) projected on one side of the screen (Scr) can correspond to the third size (Arb2) in the vertical direction. That is, the third size (Arb2) can be smaller than the first size (Arb).
- the size of the area where the second projection image (LTb) is incident on the second mirror (320) may be larger than the size of the area where the second projection image (LTb) is incident on the second mirror (320) in a multiple display mode such as (b) of FIG. 7.
- the size of the second projection image (LTb) output from the image generating device (300) becomes larger, and accordingly, the size of the area incident on the second mirror (320) becomes larger, and ultimately, the size of the second projection image (LTb) projected on the windshield (WS) becomes larger.
- the size of the second projection image (LTb) projected on one side of the windshield (WS) can correspond to the fourth size (Ara2) in the vertical direction. That is, the fourth size (Ara2) can be larger than the second size (Ara).
- FIG. 8 illustrates an example in which the first projection image and the second projection image are displayed as in FIG. 4b, and then only the second projection image is displayed as in FIG. 4e.
- the image generating device (300) in the vehicle display device (100) outputs a first projection image (LTa) and a second projection image (LTb), as shown in (a) of FIG. 8.
- the size of the first projection image (LTa) projected on one side of the screen (Scr) can correspond to the first size (Arb) in the vertical direction
- the size of the second projection image (LTb) projected on one side of the windshield (WS) can correspond to the second size (Ara) in the vertical direction.
- the image generating device (300) outputs the first projection image (LTa) in an upward direction relative to the second projection image (LTb).
- the height (Ha) of the lower end (TEa) of the first mirror (310) may be higher than the height of the lower end (TEb) of the second mirror (320).
- the signal processing device (170) can control the size of the first projection image (LTa) projected on the screen (Scr) to be reduced by increasing the height of the lower end (TEa) of the first mirror (310) when the height of the lower end (TEa) of the first mirror (310) is higher than the height of the lower end (TEb) of the second mirror (320).
- Fig. 8 (b) illustrates that the first projection image is not projected on the screen (Scr), and the size of the second projection image (LTb) projected on one surface of the windshield (WS) is maximum.
- the signal processing device (170) can control the height of the lower end (TEa) of the first mirror (310) to increase to Hd, as shown in the drawing.
- the signal processing device (170) can control, in a display mode such as (a) of FIG. 8, a first projection image (LTa) is displayed on the screen (Scr) and a second projection image (LTb) is projected and reflected on the windshield (WS), and in a head-up only display mode such as (b) of FIG. 8, the first projection image (LTa) is not projected on the screen (Scr), and the second projection image (LTb) is projected and reflected on the windshield (WS). Accordingly, it is possible to change the size of the head-up display while integrating and implementing a plurality of displays using a single image generating device (300).
- the size of the area where the second projection image (LTb) is incident on the second mirror (320) may be larger than the size of the area where the second projection image (LTb) is incident on the second mirror (320) in a head-up only display mode such as (b) of FIG. 8.
- the size of the second projection image (LTb) projected on one side of the windshield (WS) can correspond to the sixth size (Ara4) in the vertical direction. That is, the sixth size (Ara4) can be larger than the second size (Ara).
- Figure 9 illustrates an example of a screen in which a first projection image and a second projection image are displayed as in Figure 4b and the height of the screen is varied.
- the image generating device (300) in the vehicle display device (100) outputs a first projection image (LTa) and a second projection image (LTb), as shown in (a) of FIG. 9.
- the size of the first projection image (LTa) projected on one side of the screen (Scr) can correspond to the first size (Arb) in the vertical direction
- the size of the second projection image (LTb) projected on one side of the windshield (WS) can correspond to the second size (Ara) in the vertical direction.
- the image generating device (300) outputs the first projection image (LTa) in an upward direction relative to the second projection image (LTb).
- the height (Ha) of the lower end (TEa) of the first mirror (310) may be higher than the height of the lower end (TEb) of the second mirror (320).
- the signal processing device (170) can control the height of the screen (Scr) to be adjusted.
- the signal processing device (170) can control a second actuator (ACTc) that adjusts the height or angle of the screen (Scr).
- ACTc second actuator
- Fig. 9 (b) illustrates that the height of the screen (Scr) increases from the first height (H1) to the second height (H2) according to the operation of the second actuator (ACTc).
- the signal processing device (170) can control the first actuator (ACTa) to change the position or angle of the first mirror (310) when the height of the screen (Scr) is changed, or control the third actuator (ACTb) to adjust the height or angle of the second mirror (320).
- the signal processing device (170) can control the first size (Arb) of the first projection image (LTa) projected on one side of the screen (Scr) and the size of the second projection image (LTb) to maintain the second size (Ara) in the vertical direction even when the height of the screen (Scr) increases.
- the height of the screen (Scr) increases from the first height (H1) to the second height (H2), the position or angle of the first mirror (310) is changed, so that the incident angle of the first projection image (LTa) to the first mirror (310) increases, and the height or angle of the second mirror (310) is changed, so that the incident angle of the second projection image (LTb) to the second mirror (320) decreases.
- FIG. 10 illustrates another example in which the first projection image and the second projection image are displayed as in FIG. 4b, and then only the first projection image is displayed as in FIG. 4d.
- Fig. 10 is similar to Fig. 6, but the difference is that the image generating device (300) outputs the first projection image (LTa) in a downward direction rather than the second projection image (LTb).
- the image generating device (300) in the vehicle display device (100) outputs a first projection image (LTa) and a second projection image (LTb), as shown in (a) of FIG. 10.
- the size of the first projection image (LTa) projected on one side of the screen (Scr) corresponds to the first size (Arb) in the vertical direction
- the size of the second projection image (LTb) projected on one side of the windshield (WS) can correspond to the second size (Ara) in the vertical direction.
- the image generating device (300) outputs the first projection image (LTa) in a lower direction than the second projection image (LTb).
- the height (Hma) of the lower end (TEa) of the first mirror (310) may be lower than the height of the lower end (TEb) of the second mirror (320).
- the signal processing device (170) can control the size of the first projection image (LTa) projected on the screen (Scr) to increase by increasing the height of the lower end (TEa) of the first mirror (310) when the height of the lower end (TEa) of the first mirror (310) is lower than the height of the lower end (TEb) of the second mirror (320). Accordingly, it is possible to vary the size of the cluster display while integrating and implementing multiple displays using one image generating device (300).
- Fig. 10 (b) illustrates that the size of the first projection image (LTa) projected on the screen (Scr) is maximum.
- Fig. 10 (b) exemplifies that the second projection image (LTb) projected on one surface of the windshield (WS) is not projected.
- the signal processing device (170) can control the height of the bottom (TEa) of the first mirror (310) to increase to Hmb, as shown in the drawing.
- the signal processing device (170) can control, in a display mode such as (a) of FIG. 10, a first projection image (LTa) to be displayed on the screen (Scr) and a second projection image (LTb) to be projected and reflected on the windshield (WS), and in a cluster-only display mode such as (b) of FIG. 10, the first projection image (LTa) to be displayed on the screen (Scr) and the second projection image (LTb) to not be projected on the windshield (WS). Accordingly, it is possible to change the size of the cluster display while integrating and implementing a plurality of displays using a single image generating device (300).
- the size (SZb) of the area where the first projection image (LTa) is incident on the first mirror (310) may be larger than the size (SZa) of the area where the first projection image (LTa) is incident on the first mirror (310) in a cluster-only display mode such as (b) of FIG. 10.
- the size of the first projection image (LTa) output from the image generating device (300) becomes larger, and accordingly, the size of the area incident on the first mirror (310) becomes larger, and ultimately, the size of the first projection image (LTa) projected on the screen (Scr) becomes larger.
- the size of the first projection image (LTa) projected on one side of the screen (Scr) can correspond to the fifth size (Arb3) in the vertical direction. That is, the fifth size (Arb3) can be larger than the first size (Arb).
- Figure 11 illustrates another example in which the first projection image and the second projection image are displayed as in Figure 4b, and then the size of the first projection image decreases as in Figure 4c.
- the image generating device (300) in the vehicle display device (100) outputs a first projection image (LTa) and a second projection image (LTb), as shown in (a) of FIG. 11.
- the size of the first projection image (LTa) projected on one side of the screen (Scr) corresponds to the first size (Arb) in the vertical direction
- the size of the second projection image (LTb) projected on one side of the windshield (WS) can correspond to the second size (Ara) in the vertical direction.
- the image generating device (300) outputs the first projection image (LTa) in a lower direction than the second projection image (LTb).
- the height (Hma) of the lower end (TEa) of the first mirror (310) may be higher than the height of the lower end (TEb) of the second mirror (320).
- the signal processing device (170) can control the size of the first projection image (LTa) projected on the screen (Scr) to be reduced by reducing the height of the lower end (TEa) of the first mirror (310) when the height of the lower end (TEa) of the first mirror (310) is lower than the height of the lower end (TEb) of the second mirror (320). Accordingly, it is possible to vary the size of the cluster display while integrating and implementing multiple displays using one image generating device (300).
- Fig. 11 (b) illustrates that the size of the first projection image (LTa) projected on the screen (Scr) is smaller than that of Fig. 11 (a).
- (b) of Fig. 11 exemplifies that the size of the second projection image (LTb) projected on one side of the windshield (WS) is larger than the size of the first projection image (LTa) projected on the screen (Scr), as in Fig. 4c.
- the signal processing device (170) can control the height of the bottom (TEa) of the first mirror (310) to be reduced to Hmc, as shown in the drawing.
- the size (SZc) of the area where the first projection image (LTa) is incident on the first mirror (310) may be smaller than the size (SZa) of the area where the first projection image (LTa) is incident on the first mirror (310) in a multiple display mode such as (b) of FIG. 11.
- the size of the first projection image (LTa) output from the image generating device (300) becomes smaller, and accordingly, the size of the area incident on the first mirror (310) becomes smaller, and ultimately, the size of the first projection image (LTa) projected on the screen (Scr) becomes smaller.
- the size of the first projection image (LTa) projected on one side of the screen (Scr) can correspond to the third size (Arb2) in the vertical direction. That is, the third size (Arb2) can be smaller than the first size (Arb).
- the size of the area where the second projection image (LTb) is incident on the second mirror (320) may be larger than the size of the area where the second projection image (LTb) is incident on the second mirror (320) in a multiple display mode such as (b) of FIG. 11.
- the size of the second projection image (LTb) output from the image generating device (300) becomes larger, and accordingly, the size of the area incident on the second mirror (320) becomes larger, and ultimately, the size of the second projection image (LTb) projected on the windshield (WS) becomes larger.
- the size of the second projection image (LTb) projected on one side of the windshield (WS) can correspond to the fourth size (Ara2) in the vertical direction. That is, the fourth size (Ara2) can be larger than the second size (Ara).
- Figure 12 illustrates another example in which the first projection image and the second projection image are displayed as in Figure 4b, and then only the second projection image is displayed as in Figure 4e.
- the image generating device (300) in the vehicle display device (100) outputs a first projection image (LTa) and a second projection image (LTb), as shown in (a) of FIG. 12.
- the size of the first projection image (LTa) projected on one side of the screen (Scr) can correspond to the first size (Arb) in the vertical direction
- the size of the second projection image (LTb) projected on one side of the windshield (WS) can correspond to the second size (Ara) in the vertical direction.
- the image generating device (300) outputs the first projection image (LTa) in a lower direction than the second projection image (LTb).
- the height (Hma) of the lower end (TEa) of the first mirror (310) may be higher than the height of the lower end (TEb) of the second mirror (320).
- the signal processing device (170) can control the size of the first projection image (LTa) projected on the screen (Scr) to be reduced by reducing the height of the lower end (TEa) of the first mirror (310) when the height of the lower end (TEa) of the first mirror (310) is lower than the height of the lower end (TEb) of the second mirror (320).
- Figure 12 (b) illustrates that the first projection image is not projected on the screen (Scr), and the size of the second projection image (LTb) projected on one surface of the windshield (WS) is maximum.
- the signal processing device (170) can control the height of the bottom (TEa) of the first mirror (310) to be reduced to Hmd, as shown in the drawing.
- the signal processing device (170) can control, in a display mode such as (a) of FIG. 12, a first projection image (LTa) is displayed on the screen (Scr) and a second projection image (LTb) is projected and reflected on the windshield (WS), and in a head-up only display mode such as (b) of FIG. 12, the first projection image (LTa) is not projected on the screen (Scr), and the second projection image (LTb) is projected and reflected on the windshield (WS). Accordingly, it is possible to change the size of the head-up display while integrating and implementing a plurality of displays using a single image generating device (300).
- the size of the area where the second projection image (LTb) is incident on the second mirror (320) may be larger than the size of the area where the second projection image (LTb) is incident on the second mirror (320) in a head-up only display mode such as (b) of FIG. 12.
- the size of the second projection image (LTb) projected on one side of the windshield (WS) can correspond to the sixth size (Ara4) in the vertical direction. That is, the sixth size (Ara4) can be larger than the second size (Ara).
- Figure 13 illustrates another example of a screen in which the height of the screen is varied while the first projection image and the second projection image are displayed, as in Figure 4b.
- the image generating device (300) in the vehicle display device (100) outputs a first projection image (LTa) and a second projection image (LTb), as shown in (a) of FIG. 13.
- the size of the first projection image (LTa) projected on one side of the screen (Scr) can correspond to the first size (Arb) in the vertical direction
- the size of the second projection image (LTb) projected on one side of the windshield (WS) can correspond to the second size (Ara) in the vertical direction.
- the image generating device (300) outputs the first projection image (LTa) in a lower direction than the second projection image (LTb).
- the height (Hma) of the lower end (TEa) of the first mirror (310) may be lower than the height of the lower end (TEb) of the second mirror (320).
- the signal processing device (170) can control the height of the screen (Scr) to be adjusted.
- the signal processing device (170) can control a second actuator (ACTc) that adjusts the height or angle of the screen (Scr).
- ACTc second actuator
- Fig. 13 (b) illustrates that the height of the screen (Scr) increases from the third height (H3) to the fourth height (H4) according to the operation of the second actuator (ACTc).
- the signal processing device (170) can control the first actuator (ACTa) to change the position or angle of the first mirror (310) when the height of the screen (Scr) is changed, or control the third actuator (ACTb) to adjust the height or angle of the second mirror (320).
- the signal processing device (170) can control the first size (Arb) of the first projection image (LTa) projected on one side of the screen (Scr) and the size of the second projection image (LTb) to maintain the second size (Ara) in the vertical direction even when the height of the screen (Scr) increases.
- the position or angle of the first mirror (310) changes as the height of the screen (Scr) increases from the first height (H1) to the second height (H2).
- Figures 14a to 14d are drawings referred to in the description of Figure 5.
- FIG. 14a corresponds to FIG. 4b and exemplifies that the first display (180a) has a first size (Arb) and the third display (180h) has a second size (Ara) smaller than the first size (Arb).
- a first projection image (810) of a first size (Arb) may be displayed on a first display (180a) which is a cluster display, and a second projection image (820) of a second size (Ara) may be displayed on a third display (180h) which is a head-up display.
- FIG. 14b corresponds to FIG. 4c and exemplifies that the first display (180a) is a third size (Arb2) and the third display (180h) is a fourth size (Ara2) larger than the third size (Arb2).
- a first projection image (810b) of a third size (Arb2) may be displayed on a first display (180a) which is a cluster display
- a second projection image (820b) of a fourth size (Ara2) may be displayed on a third display (180h) which is a head-up display.
- FIG. 14c corresponds to FIG. 4d and illustrates that the first display (180a) is the fifth size (Arb3) and that there is no projection image projected onto the windshield (WS), which is the third display (180h).
- a first projection image (810c) of the fifth size (Arb3) is displayed on the first display (180a), which is a cluster display, and no projection image is displayed on the third display (180h), which is a head-up display.
- FIG. 14d corresponds to FIG. 4e and illustrates that there is no projection image projected on the first display (180a) and that the third display (180h) is a large sixth size (Ara4).
- a second projection image (820d) of a sixth size (Ara4) may be displayed on the third display (180h), which is a head-up display.
- a vehicle display device (100) includes an optical output device (400), an image generating device (300) that outputs a projection image, a first mirror (310) that reflects a first projection image (LTa), which is a part of the projection image from the image generating device (300), a screen (Scr) on which the first projection image (LTa) reflected from the first mirror (310) is projected on one surface, a second mirror (320) that reflects a second projection image (LTb), which is another part of the projection image from the image generating device (300), to a windshield (WS), and a first actuator (ACTa) that changes the position or angle of the first mirror (310), and based on the variation of the position or angle of the first mirror (310), the size of the first projection image (LTa) projected on the screen (Scr) or the second projection image (LTb) reflected on the windshield (WS) is changed.
- the size of the image (LTb) is variable. Accordingly, the size of the cluster display or
- a vehicle display device (100) further includes a signal processing device (170) that controls a first actuator (ACTa), and the signal processing device (170) can control the size of a first projection image (LTa) projected on a screen (Scr) or a size of a second projection image (LTb) reflected on a windshield (WS) to be varied based on variation in the position or angle of the first mirror (310). Accordingly, it is possible to vary the size of a cluster display or a head-up display while integrating and implementing a plurality of displays using a single image generating device (300).
- the signal processing device (170) can control the size of the first projection image (LTa) projected on the screen (Scr) or the size of the second projection image (LTb) reflected on the windshield (WS) to be varied by varying the height of the lower end (TEa) of the first mirror (310). Accordingly, it is possible to vary the size of the cluster display or the head-up display while integrating and implementing multiple displays using one image generating device (300).
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Abstract
Description
Claims (19)
- 광 출력 장치를 포함하고, 투사 영상을 출력하는 영상 생성 장치;상기 영상 생성 장치로부터의 상기 투사 영상 중 일부인 제1 투사 영상을 반사하는 제1 미러;상기 제1 미러에서 반사되는 상기 제1 투사 영상이 일면에 투사되는 스크린;상기 영상 생성 장치로부터의 상기 투사 영상 중 다른 일부인 제2 투사 영상을 윈드쉴드로 반사하는 제2 미러;상기 제1 미러의 위치 또는 각도를 변경하는 제1 액츄에이터;를 포함하며,상기 제1 미러의 위치 또는 각도의 가변에 기초하여, 상기 스크린에 투사되는 상기 제1 투사 영상의 사이즈가 가변되는 차량용 디스플레이 장치.
- 제1항에 있어서,상기 제1 미러의 위치 또는 각도의 가변에 기초하여, 상기 윈드쉴드에 반사되는 상기 제2 투사 영상의 사이즈가 가변되는 것인 차량용 디스플레이 장치.
- 제1항에 있어서,상기 제1 액츄에이터를 제어하는 신호 처리 장치;를 더 포함하며,상기 신호 처리 장치는,상기 제1 미러의 위치 또는 각도의 가변에 기초하여, 상기 스크린에 투사되는 상기 제1 투사 영상의 사이즈를 가변하도록 제어하는 것인 차량용 디스플레이 장치.
- 제3항에 있어서,상기 신호 처리 장치는,상기 제1 미러의 위치 또는 각도의 가변에 기초하여, 상기 윈드쉴드에 반사되는 상기 제2 투사 영상의 사이즈를 가변하도록 제어하는 것인 차량용 디스플레이 장치.
- 제3항에 있어서,상기 신호 처리 장치는,상기 제1 미러의 하단의 높이가, 상기 제2 미러의 하단의 높이 보다 높은 경우, 상기 제1 미러의 하단의 높이를 증가시켜, 상기 스크린에 투사되는 상기 제1 투사 영상의 사이즈가 작아지도록 제어하는 것인 차량용 디스플레이 장치.
- 제3항에 있어서,상기 신호 처리 장치는,상기 제1 미러의 하단의 높이가, 상기 제2 미러의 하단의 높이 보다 높은 경우, 상기 제1 미러의 하단의 높이를 감소시켜, 상기 스크린에 투사되는 상기 제1 투사 영상의 사이즈가 커지도록 제어하는 것인 차량용 디스플레이 장치.
- 제3항에 있어서,상기 신호 처리 장치는,복수 디스플레이 모드에서, 상기 스크린에 상기 제1 투사 영상이 표시되고, 상기 윈드쉴드에 상기 제2 투사 영상이 투사되어 반사되도록 제어하고,클러스터 단독 디스플레이 모드에서, 상기 스크린에 상기 제1 투사 영상이 표시되고, 상기 윈드쉴드에 상기 제2 투사 영상이 투사되지 않도록 제어하는 것인 차량용 디스플레이 장치.
- 제1항에 있어서,복수 디스플레이 모드에서, 상기 제1 투사 영상이 상기 제1 미러에 입사되는 영역의 사이즈 보다,클러스터 단독 디스플레이 모드에서, 상기 제1 투사 영상이 상기 제1 미러에 입사되는 영역의 사이즈가 더 큰 것인 차량용 디스플레이 장치.
- 제3항에 있어서,상기 신호 처리 장치는,복수 디스플레이 모드에서, 상기 스크린에 상기 제1 투사 영상이 표시되고, 상기 윈드쉴드에 상기 제2 투사 영상이 투사되어 반사되도록 제어하고,헤드업 단독 디스플레이 모드에서, 상기 스크린에 상기 제1 투사 영상이 투사되지 않고, 상기 윈드쉴드에 상기 제2 투사 영상이 투사되어 반사되도록 제어하는 것인 차량용 디스플레이 장치.
- 제1항에 있어서,복수 디스플레이 모드에서, 상기 제2 투사 영상이 상기 제2 미러에 입사되는 영역의 사이즈 보다,헤드업 단독 디스플레이 모드에서, 상기 제2 투사 영상이 상기 제2 미러에 입사되는 영역의 사이즈가 더 큰 것인 차량용 디스플레이 장치.
- 제3항에 있어서,상기 스크린의 높이 또는 각도를 조절하는 제2 액츄에이터;를 더 포함하고,상기 신호 처리 장치는,상기 스크린의 높이가 조절되도록 제어하는 것인 차량용 디스플레이 장치.
- 제11항에 있어서,상기 제2 미러의 높이 또는 각도를 조절하는 제3 액츄에이터;를 더 포함하고,상기 신호 처리 장치는,상기 스크린의 높이 조절에 대응하여, 상기 제1 미러 또는 상기 제2 미러의 높이 또는 각도를 조절하도록 제어하는 것인 차량용 디스플레이 장치.
- 제3항에 있어서,상기 신호 처리 장치는,상기 제1 미러의 하단의 높이가, 상기 제2 미러의 하단의 높이 보다 낮은 경우, 상기 제1 미러의 하단의 높이를 감소시켜, 상기 스크린에 투사되는 상기 제1 투사 영상의 사이즈가 작아지도록 제어하는 것인 차량용 디스플레이 장치.
- 제3항에 있어서,상기 신호 처리 장치는,상기 제1 미러의 하단의 높이가, 상기 제2 미러의 하단의 높이 보다 낮은 경우, 상기 제1 미러의 하단의 높이를 증가시켜, 상기 스크린에 투사되는 상기 제1 투사 영상의 사이즈가 커지도록 제어하는 것인 차량용 디스플레이 장치.
- 광 출력 장치를 포함하고, 투사 영상을 출력하는 영상 생성 장치;상기 영상 생성 장치로부터의 상기 투사 영상 중 일부인 제1 투사 영상을 반사하는 제1 미러;상기 제1 미러에서 반사되는 상기 제1 투사 영상이 일면에 투사되는 스크린;상기 영상 생성 장치로부터의 상기 투사 영상 중 다른 일부인 제2 투사 영상을 윈드쉴드로 반사하는 제2 미러;상기 제1 미러의 위치 또는 각도를 변경하는 제1 액츄에이터;상기 제1 미러의 위치 또는 각도의 가변에 기초하여, 상기 스크린에 투사되는 상기 제1 투사 영상의 사이즈 또는 상기 윈드쉴드에 반사되는 상기 제2 투사 영상의 사이즈가 가변되는 차량용 디스플레이 장치.
- 제15항에 있어서,상기 제1 액츄에이터를 제어하는 신호 처리 장치;를 더 포함하며,상기 신호 처리 장치는,상기 제1 미러의 위치 또는 각도의 가변에 기초하여, 상기 스크린에 투사되는 상기 제1 투사 영상의 사이즈 또는 상기 윈드쉴드에 반사되는 상기 제2 투사 영상의 사이즈를 가변하도록 제어하는 것인 차량용 디스플레이 장치.
- 제15항에 있어서,상기 신호 처리 장치는,상기 제1 미러의 하단의 높이를 가변하여, 상기 스크린에 투사되는 상기 제1 투사 영상의 사이즈 또는 상기 윈드쉴드에 반사되는 상기 제2 투사 영상의 사이즈를 가변하도록 제어하는 것인 차량용 디스플레이 장치.
- 제15항에 있어서,상기 신호 처리 장치는,상기 스크린에 상기 제1 투사 영상만 표시되고, 상기 제2 투사 영상이 상기 윈드쉴드에 투사되지 않도록 제어하는 것인 차량용 디스플레이 장치.
- 제15항에 있어서,상기 신호 처리 장치는,상기 윈드쉴드에 상기 제2 투사 영상만 표시되고, 상기 제1 투사 영상이 상기 스크린에 표시되지 않도록 제어하는 것인 차량용 디스플레이 장치.
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| CN202480056021.7A CN121773033A (zh) | 2023-06-28 | 2024-02-08 | 车辆用显示装置 |
| EP24832170.5A EP4737180A1 (en) | 2023-06-28 | 2024-02-08 | Display device for vehicle |
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| PCT/KR2024/001944 Ceased WO2025005382A1 (ko) | 2023-06-28 | 2024-02-08 | 차량용 디스플레이 장치 |
| PCT/KR2024/002410 Ceased WO2025005384A1 (ko) | 2023-06-28 | 2024-02-23 | 차량용 디스플레이 장치 |
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| US (1) | US20260079343A1 (ko) |
| EP (3) | EP4516557A4 (ko) |
| KR (3) | KR20250003472A (ko) |
| CN (3) | CN119698366A (ko) |
| WO (3) | WO2025005371A1 (ko) |
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- 2023-12-28 CN CN202380059091.3A patent/CN119698366A/zh active Pending
- 2023-12-28 US US18/843,472 patent/US20260079343A1/en active Pending
- 2023-12-28 KR KR1020247025360A patent/KR20250003472A/ko active Pending
- 2023-12-28 EP EP23937732.8A patent/EP4516557A4/en active Pending
-
2024
- 2024-02-08 EP EP24832170.5A patent/EP4737180A1/en active Pending
- 2024-02-08 WO PCT/KR2024/001944 patent/WO2025005382A1/ko not_active Ceased
- 2024-02-08 CN CN202480056021.7A patent/CN121773033A/zh active Pending
- 2024-02-08 KR KR1020257040831A patent/KR20260015196A/ko active Pending
- 2024-02-23 EP EP24832172.1A patent/EP4737181A1/en active Pending
- 2024-02-23 WO PCT/KR2024/002410 patent/WO2025005384A1/ko not_active Ceased
- 2024-02-23 CN CN202480056023.6A patent/CN121773032A/zh active Pending
- 2024-02-23 KR KR1020257040830A patent/KR20260015195A/ko active Pending
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Also Published As
| Publication number | Publication date |
|---|---|
| CN121773033A (zh) | 2026-03-31 |
| WO2025005384A1 (ko) | 2025-01-02 |
| KR20250003472A (ko) | 2025-01-07 |
| WO2025005371A1 (ko) | 2025-01-02 |
| EP4737180A1 (en) | 2026-05-06 |
| EP4516557A4 (en) | 2025-11-26 |
| EP4516557A1 (en) | 2025-03-05 |
| EP4737181A1 (en) | 2026-05-06 |
| KR20260015196A (ko) | 2026-02-02 |
| CN121773032A (zh) | 2026-03-31 |
| CN119698366A (zh) | 2025-03-25 |
| US20260079343A1 (en) | 2026-03-19 |
| KR20260015195A (ko) | 2026-02-02 |
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