CN208360049U - Vehicular display device - Google Patents

Abstract

This application discloses a kind of Vehicular display devices, comprising: the first receiving module receives vehicle signal；Second receiving module receives mobile phone signal；Control module connects first receiving module and second receiving module, for forwarding the vehicle signal and the mobile phone signal；First display module connects the control module, for the vehicle signal to be mapped to windshield；Second display module, the control module, including the second driver module and liquid crystal display are connected, the display screen is used as rearview mirror, the display screen is also used to show that the mobile phone signal, first display module are integrated in one with second display module.The Vehicular display device of the application, by projector module, LCD MODULE and rearview mirror are integrated, and save space and material；Vehicle condition projects to windshield, and projection angle is adjustable, avoids driver from constantly bowing in driving and sees fast table advanced in years, reduces accident rate.

Description

Vehicular display device

Technical field

The utility model relates to electronic display technology fields, and in particular to a kind of to integrate rearview mirror and head-up display Vehicular display device.

Background technique

Vehicular LCD display screen is applied very extensive on automobile at present, for example is navigated, such as reverse image, and automobile is expert at Frequently encountered in sailing, driving person in running at high speed or speed limit when driving, eyes can constantly remove to see vehicular LCD display screen and step speed Table is so constantly seen up and down, will affect traveling, or even form security risk.

Utility model content

In view of this, the purpose of this utility model is to provide a kind of Vehicular display device, the Vehicular display device is by liquid crystal Show module, on the windshield by projections such as speeds, and the information such as navigation are shown in for rearview mirror and projector integration On liquid crystal display, driving person, which does not need constantly to bow, checks fast table advanced in years, saves space, easy to use.

A kind of Vehicular display device is provided according to the utility model, comprising: the first receiving module receives vehicle signal；Second Receiving module receives mobile phone signal；Control module connects first receiving module and second receiving module, for turning Send out vehicle signal and the mobile phone signal described；First display module connects the control module, is used for the vehicle signal It is mapped on windshield；Second display module connects the control module, including the second driver module and liquid crystal Display screen, the display screen are used as rearview mirror, and the display screen is also used to show the mobile phone signal, first display module It is integrated in one with second display module.

Preferably, the Vehicular display device further include: human-computer interaction module, and first receiving module, described second Receiving module, first display module and second display module are respectively connected with, and for realizing man-machine information exchange and are cut Change the operating mode of second display module.

Preferably, second display module includes LCD MODULE, and second driver module includes liquid crystal Driver module, the display screen include liquid crystal display.

Preferably, for the liquid crystal driving module when opening, the liquid crystal display shows cellphone information；The liquid crystal Show drive module when closed, the liquid crystal display carries out mirror-reflection, realizes rear-view mirror function.

Preferably, first display module includes: projecting apparatus system, and the projecting apparatus system generates throw light, institute Vehicle signal is stated to project on windshield via the throw light.

Preferably, first display module includes: liquid crystal display, the automobile letter that the liquid crystal display is shown It number is reflected via windshield.

Preferably, the mobile phone signal includes navigation information and interior condition information, and the vehicle signal includes speed letter Breath and automobile exterior state information.

Preferably, first receiving module and second receiving module include USB interface.

Preferably, first receiving module and second receiving module respectively include Bluetooth Receiver, pass through bluetooth Receiver receives vehicle signal and mobile phone signal.

Preferably, second display module further includes the second data module, for storing the mobile phone signal, described One display module further includes the first driver module and the first data module, and first data module is for storing the vapour Vehicle signal.

Preferably, the projector module includes: projector, for generating throw light according to the mobile phone signal；It produces The raw picture for needing to project；Colimated light system is located in front of the projector, the throw light is converged and corrected；Instead Mirror is penetrated, is located in front of the colimated light system, the throw light after reflection convergence；Reflecting plate, positioned at the oblique of the reflecting mirror Top, for showing the information of the mobile phone signal, and emergent ray on it；And diffusion mirror, before being located at the reflecting plate Side will be diffused by the throw light of reflecting plate outgoing.

A kind of Vehicular display device provided by the utility model, by LCD MODULE, rearview mirror and head-up display three Function integration, driving person is on the windshield it is seen that speed, vehicle condition and driving condition, on liquid crystal display See navigation information, and liquid crystal display is also used as rearview mirror, realizes bi-directional display and head-up display.It can be to avoid driving person It constantly bows when driving and sees the phenomenon that stepping fast table, reduce accident rate；And it is aobvious that head-up is introduced on vehicle-mounted LCD MODULE Show system, it is easy to use, space is saved, is not required to repeatedly buy accessory, increases the attractable point of automobile.

Detailed description of the invention

By referring to the drawings to the description of the utility model embodiment, above-mentioned and other mesh of the utility model , feature and advantage will be apparent from.

Fig. 1 shows the structural block diagram of the Vehicular display device according to the utility model embodiment.

Fig. 2 shows the circuit connection diagrams according to the Vehicular display device of the utility model embodiment.

Fig. 3 a shows the image-forming principle of the first display module of the Vehicular display device according to the utility model first embodiment Rough schematic view.

Fig. 3 b shows the image-forming principle of the first display module of the Vehicular display device according to the utility model second embodiment Rough schematic view.

Fig. 4 shows the ambient light light path schematic diagram according to the Vehicular display device of the utility model first embodiment.

Fig. 5 shows the internal structure signal of the projecting apparatus system of the Vehicular display device according to the utility model first embodiment Figure.

Specific embodiment

Hereinafter reference will be made to the drawings is more fully described the various embodiments of the utility model.In various figures, identical Element is indicated using same or similar appended drawing reference.For the sake of clarity, the various pieces in attached drawing are not drawn to draw System.

Fig. 1 shows the structural block diagram of the Vehicular display device according to the utility model embodiment.

As shown in Figure 1, the Vehicular display device 100 of the present embodiment includes: the first receiving module 101, vehicle signal is received；The Two receiving modules 102 receive mobile phone signal；Control module 103 connects the first receiving module 101 and the second receiving module 102, For forwarding vehicle signal and mobile phone signal, the situation of remote on mobile phone or automobile is allow to imported into Vehicular display device in time In 100, main control module of the control module 103 as Vehicular display device 100 controls all components in Vehicular display device 100 Work；First display module 104, link control module 103, for vehicle signal to be mapped to windshield；Second Display module 105, link control module 103, according to the information that the control display of control module 103 needs, including the second display Drive module and display screen 106, display screen 106 are used as rearview mirror, and display screen 106 is also used to show mobile phone signal；First display Module 104 is integrated in one with the second display module 105.For example, the back of the second display module 105 and the first display module 104 It to opposite, is bonded together, for display screen 106 backwards to the first display module 104, there are many selections for bonding mode, or second is shown Show that module 105 and the first display module 104 are encapsulated in an entirety.

Preferably, the Vehicular display device 100 of the present embodiment further include: human-computer interaction module 107 receives mould with first respectively Block 101, the second receiving module 102, the first display module 104 and the second display module 105 are respectively connected with, for realizing man-machine letter The operating mode of the second display module 105 of breath exchange and switching, makes the switching of display screen 106 display or back vision function.For example, excellent Selection of land can control the display of each component in Vehicular display device 100 and close and in failure etc., show in time to vehicle-mounted Show that device 100 issues failure and alarm signal, realizes human-computer interaction, such as operation panel etc..

Preferably, the second display module 105 includes LCD MODULE, and the second driver module includes that liquid crystal display is driven Dynamic model block, display screen 106 include liquid crystal display, for example, the second display module 105 is a liquid crystal display, liquid crystal display can As rearview mirror.In the present embodiment, for the liquid crystal driving module in the second display module 105 when opening, display screen 106 is aobvious Show cellphone information；When closed, display screen 106 carries out mirror-reflection to liquid crystal driving module, realizes rear-view mirror function.

In some embodiments, the first display module 104 includes projecting apparatus system, and projecting apparatus system generates throw light, Vehicle signal projects on windshield via throw light.Windshield uses the glass of special substance, can receive transmission Light, for example, by using OLED (Organic Light-Emitting Diode, Organic Light Emitting Diode) glass, and in glass The outer presentation virtual image, the virtual image are located at observer at the moment at about 2 meters, and automobile information, which seems, to be suspended in road ahead.Using projection Information is shown that on the windshield, transmitted ray is more concentrated by instrument system transmittance light, and brightness is stronger, and observer can be more It can be clearly seen that the information on glass.

In further embodiments, the first display module 104 includes liquid crystal display, the automobile letter that liquid crystal display is shown It number is reflected via windshield, for example, liquid crystal display here can be identical as the first display module 104, mobile phone signal is aobvious Show on the liquid crystal display of liquid crystal display, then the information on display screen is reflected into observer's eye via windshield In, observer can also observe mobile phone signal, the letter of the information shown on windshield and display screen display on glass Breath sequence is on the contrary, need to pay attention to this problem in setting.Using the liquid crystal display on-screen-display message of liquid crystal display, using keeping out the wind The light that glass-reflected display screen issues is imaged, and such light more dissipates, and the visual field is wider, the selectable observation model of observer It encloses relatively wide.

First display module 104 can show information on the windshield, be essentially a head-up display, two kinds Embodiment needs to select according to driving person in actually driving, and the realization of first display module 104 of the utility model Mode is without being limited thereto.

In the present embodiment, Vehicular display device 100 is the situation of remote using bi-directional display automobile, i.e. different content is divided into Two parts are shown, wherein mobile phone signal includes navigation information and interior condition information and reverse image etc., vehicle signal include Vehicle speed information and automobile exterior state information etc..Second display module 105 shows navigation information and interior situation, and running information is shown On display screen 106；First display module 104 shows mobile phone signal on the windshield.Share out the work and help one another, bi-directional display, side Person who happens to be on hand for an errand's eye viewing, driver need not bow constantly and check speed.Preferably, mobile phone signal and vehicle signal are in control module 103 It can be shown simultaneously under control with human-computer interaction module 107, or select a display as required.

Preferably, first receiving module 101 of the present embodiment and the second receiving module 102 may include USB interface, setting On Vehicular display device 100, it is respectively intended to receive the signal of automobile and mobile phone, and signal can be timely feedbacked.First receiving module 101 can be interchanged with the sequence of the second receiving module 102, i.e., can also be divided with the first receiving module 101 and the second receiving module 102 Not Jie Shou mobile phone and automobile electronic signal, the first, the second here not table sequence.Needed in this way by mobile phone, automobile with it is vehicle-mounted Display 100 carries out line, but power consumption is lower.So signal transmission, i.e. the first receiving module 101 can also be completed using bluetooth Include Bluetooth Receiver with the second receiving module 102, vehicle signal and mobile phone signal are received by Bluetooth Receiver.Using bluetooth It realizes signal transmitting and receiving, without wiring, saves space, reduce hidden danger and sight is blocked, the power consumption of mobile phone and display improves.

When work, the first receiving module 101 and the second receiving module 102 are separately connected the electronic system of automobile and mobile phone, For receiving information.After receiving information, normal control starts, and control module 103 controls Vehicular display device 100 and is divided into two Divide display, the second display module 105 shows the contents such as navigation information, and the first display module 104 shows rapid pulse and road conditions etc., quite In display by two display system collective effects, two parts work at the same time or select as needed priority task.

The Vehicular display device 100 of the present embodiment uses LCD MODULE, and rearview mirror, head-up display is integrated to be set It sets, forms a kind of novel rear view mirror that automobile uses, the Vehicular display device 100 of the utility model can receive mobile phone and automobile in time Electronic information, the function of having rapid pulse information, traffic information, navigation information and rear car situation to show, is able to achieve Three Party Communication (hand Machine, automotive system, Vehicular display device).Moreover, Vehicular display device 100 needs are being kept off because front and back bi-directional display may be implemented Main information is projected on wind glass, smaller to interfering caused by driver, will not disperse driver too much must pay attention to Power, it is small and exquisite simple, it is easy to use；Also rearview mirror, multi-purpose content, save the cost, and backsight are served as using liquid crystal display panel Function and projecting function are integrated in the same device, increase novelty, save space.

Fig. 2 shows the circuit connection diagrams according to the Vehicular display device of the utility model embodiment.

The present embodiment is the internal circuit connection schematic diagram of Vehicular display device, and the Vehicular display device of the present embodiment includes: One receiving module 101, the second receiving module 102, control module 103, the first display module 104, the second display module 105, and Human-computer interaction module 107, the working principle between each module describe with connection relationship with Fig. 1 identical.

First display module 104 further includes camera lens 108, backwards to display screen 106, backwards positioned at the first display module 104 Protection cap on the surface of second display module 105, as the first display module 104.

Preferably, the first display module 104 include the first driver module 141 and the first data module 142, first For data module 142 for storing vehicle signal, the second display module 105 further includes the second driver module 151 and second Data module 152, the second data module 152 are used for memory mobile phone signal.The effect of second driver module 151 with it is above-mentioned Describe it is identical, the first driver module 141 for drive the first display module 104 projected.

Specifically, for example, control module 103 is respectively with the first receiving module 101, the second receiving module 102, second is shown Drive module 151, the second data module 152, the first driver module 141 and the first data module 142 are connected, from One receiving module 101 and the second receiving module 102 receive information, are stored in the second data module 152 and the first data module 142, then corresponding informance is shown by the second driver module 151 and the first driver module 141.Preferably, it controls Module 103 includes processor chips.Human-computer interaction module 107 carries out the information between operator and Vehicular display device and transmits.

Fig. 3 a shows the image-forming principle of the first display module of the Vehicular display device according to the utility model first embodiment Rough schematic view.

As shown in Figure 3a, the object seen in life is all along with diffusing reflection and mirror-reflection, the windshield of automobile It is also such.First display module of the present embodiment using projecting apparatus system realize, projector issue throw light, obliquely according to It is mapped on windshield, at the virtual image outside windshield, about apart from 2 meters of observer, before observer is it is seen that be suspended in Image on square road surface.The throw light that projector issues more is concentrated, and radiation direction is stronger, and light intensity is also relatively strong, projection light When line enters human eye, imaging is relatively clear, observes the information on glass convenient for observer.

Fig. 3 b shows the image-forming principle of the first display module of the Vehicular display device according to the utility model second embodiment Rough schematic view.

As shown in Figure 3b, first display module of the present embodiment uses liquid crystal display, and liquid crystal display is towards keeping out the wind glass Glass setting, liquid crystal display shows navigation information etc., irradiates windshield obliquely, and light reflects on the windshield, Reflection light enters human eye, and windshield just maps out the image of running information, for example, a in Fig. 3 b, b two o'clock project For light on the windshield by reflection, human eye sees the image of reflected a, b point.At this point, the hair of liquid crystal display Optical range is larger, can be to all directions emergent ray, so the light range by glass-reflected is also relatively wide, human eye can be seen The observation angle for observing running information is wider.

In actually driving, observer can select suitable Vehicular display device according to the actual situation.

Fig. 4 shows the ambient light light path schematic diagram according to the Vehicular display device of the utility model first embodiment.

Reflection and refraction can occur on the windshield for external environmental light, and the external environment image that human eye is seen in the car is Since external environmental light is refracted into interior light on the windshield and enters caused by human eye.The reflectivity of glass be 8%~ 10% or so, it is assumed that projector brightness is 3000, has 240~300 or so by the light that glass emits, see display clearly enough Picture.Such as in Fig. 4, the light of A point outgoing, on the windshield through superrefraction, from c, d point enters human eye, and people just sees Scenery outside vehicle.In conjunction with Fig. 3 a, the bright and dark light that outdoor object issues is different, thus image seen by person be it is colorful, However the image shown on windshield and number are uniform white, color is single, and extraneous scenery forms a kind of contrast, So external environmental light and the transmitted light of projector module have apparent identification feature, human eye is can to see clearly under normal light The image of reflection.

It is not each region is identical brightness, some places also, for the external object shown on glass Brightness be exactly natural light brightness, and some places are that brightness is not just high.For example the region based on the woods is as the area A, Region based on sky is as the area B, and the region based on road surface is as the area C, then the trizonal brightness that shows on glass It is actually B > A > C respectively, i.e., the regional luminance highest based on sky, each regional luminance is again different, just forms figure Piece.So extraneous scenery is mostly trees or highway, light luminance light and shade is uneven, and color is clearly demarcated, however projector module maps Pattern light to windshield is the uniform white or red etc. of brightness.In conjunction with above, human eye can be on the windshield External environment scene and running information are clearly differentiated, it is seldom to the interference of driving.

Fig. 5 shows the internal structure signal of the projecting apparatus system of the Vehicular display device according to the utility model first embodiment Figure.The projecting apparatus system of diagram includes: projector 201, generates the picture for needing to project；Colimated light system 202 is located at projector 201 fronts, the throw light generated to projector 201 is converged and is corrected, including the first lens 207 and the second lens 208； Reflecting mirror 203 is located at 202 front of colimated light system, the throw light after reflection convergence；Reflecting plate 204, positioned at reflecting mirror 203 Oblique upper carries out running information and shows, the light that reflecting mirror 203 reflects reaches reflecting plate 204, and reflecting plate 204 itself can be shown Diagram case, then by reflecting plate 204 reflection after be exactly have brightness pattern；And diffusion mirror 205, it is located at reflecting plate 204 The throw light being emitted by reflecting plate 204 is diffused by front.The present embodiment is that a kind of structure of projector module is shown Meaning, also can according to need the projector module using other forms.

Vehicular display device provided by the utility model uses LCD MODULE, and rearview mirror, head-up display is integrated Setting, receive mobile phone and automobile electronic information in time, there is rapid pulse information, traffic information, navigation information and rear car situation to show Function, driver can watch running information, navigation information without bowing in real time, easy to use, it is possible to reduce in driving Accident rate.Moreover, the Vehicular display device only needs to project main information on the windshield, to caused by driver Interference is smaller, will not disperse driver too much and obtain attention, small and exquisite simple, easy to use；It is served as using liquid crystal display panel Rearview mirror, multi-purpose content, save the cost, and back vision function can be integrated in the same device with projecting function, be increased new Newness saves space, increases the attractable point of automobile.

It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, article or the equipment that include a series of elements not only include those elements, but also Further include other elements that are not explicitly listed, or further includes for this process, article or the intrinsic element of equipment. In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element Process, there is also other identical elements in article or equipment.

Finally, it should be noted that as described above according to the embodiments of the present invention, there is no detailed for these embodiments All details are described, also not limiting the utility model is only the specific embodiment.Obviously, as described above, can make Many modifications and variations.All any modification, equivalent replacement, improvement within the spirit and principle of the utility model Deng should be included within the scope of protection of this utility model.The present embodiment is chosen and specifically described to this specification, is in order to more The principles of the present invention and practical application are explained well, so that skilled artisan be enable to utilize this reality well It is used with novel and on the basis of the utility model modification.

Claims (10)

1. a kind of Vehicular display device characterized by comprising

First receiving module receives vehicle signal；

Second receiving module receives mobile phone signal；

Control module connects first receiving module and second receiving module, for forwarding the vehicle signal and institute State mobile phone signal；

First display module connects the control module, for the vehicle signal to be mapped to windshield；

Second display module connects the control module, including the second driver module and liquid crystal display, the display screen As rearview mirror, the display screen is also used to show the mobile phone signal,

First display module is integrated in one with second display module.

2. Vehicular display device according to claim 1, which is characterized in that further include:

Human-computer interaction module, with first receiving module, second receiving module, first display module and described Two display modules are respectively connected with, for realizing the operating mode of man-machine information exchange and switching second display module.

3. Vehicular display device according to claim 1, which is characterized in that second display module includes liquid crystal display mode Block, second driver module include liquid crystal driving module, and the display screen includes liquid crystal display.

4. Vehicular display device according to claim 3, which is characterized in that the liquid crystal driving module open when, The liquid crystal display shows mobile phone signal；When closed, the liquid crystal display carries out mirror-reflection to the liquid crystal driving module, real Existing rear-view mirror function.

5. Vehicular display device according to claim 1, which is characterized in that first display module includes: projector system System, the projecting apparatus system generate throw light, and the vehicle signal projects on windshield via the throw light.

6. Vehicular display device according to claim 1, which is characterized in that first display module includes: liquid crystal display Device, the vehicle signal that the liquid crystal display is shown are reflected via windshield.

7. Vehicular display device according to claim 1, which is characterized in that the mobile phone signal includes navigation information and car Condition information, the vehicle signal include vehicle speed information and automobile exterior state information.

8. Vehicular display device according to claim 1, which is characterized in that first receiving module and described second receives Module includes USB interface；First receiving module and second receiving module respectively include Bluetooth Receiver, pass through bluetooth Receiver receives vehicle signal and mobile phone signal.

9. Vehicular display device according to claim 1, which is characterized in that second display module further includes the second data Module, for storing the mobile phone signal, first display module further includes the first driver module and the first data mould Block, first data module is for storing the vehicle signal.

10. Vehicular display device according to claim 5, which is characterized in that the projecting apparatus system includes:

Projector, for generating throw light according to the mobile phone signal；Generate the picture for needing to project；

Colimated light system is located in front of the projector, the throw light is converged and corrected；

Reflecting mirror is located in front of the colimated light system, the throw light after reflection convergence；

Reflecting plate, positioned at the oblique upper of the reflecting mirror, for showing the information of the mobile phone signal, and emergent light on it Line；And

Mirror is spread, is located in front of the reflecting plate, will be diffused by the throw light of reflecting plate outgoing.