CN108363203A - Display module for vehicle and the passenger compartment including the module - Google Patents
Display module for vehicle and the passenger compartment including the module Download PDFInfo
- Publication number
- CN108363203A CN108363203A CN201810021996.2A CN201810021996A CN108363203A CN 108363203 A CN108363203 A CN 108363203A CN 201810021996 A CN201810021996 A CN 201810021996A CN 108363203 A CN108363203 A CN 108363203A
- Authority
- CN
- China
- Prior art keywords
- screen
- display module
- vehicle
- piezoelectric element
- passenger compartment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000000007 visual effect Effects 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 5
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 229920001621 AMOLED Polymers 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 239000004425 Makrolon Substances 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- 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
- B60K35/23—Head-up displays [HUD]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- 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
- B60K35/26—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor using acoustic output
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- 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
- B60K35/28—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor characterised by the type of the output information, e.g. video entertainment or vehicle dynamics information; characterised by the purpose of the output information, e.g. for attracting the attention of the driver
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- 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
- B60K35/29—Instruments characterised by the way in which information is handled, e.g. showing information on plural displays or prioritising information according to driving conditions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R11/02—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
- B60R11/0217—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof for loud-speakers
- B60R11/0223—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof for loud-speakers of flat type
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/028—Casings; Cabinets ; Supports therefor; Mountings therein associated with devices performing functions other than acoustics, e.g. electric candles
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
- B60K2360/16—Type of output information
- B60K2360/178—Warnings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
- B60K2360/18—Information management
- B60K2360/191—Highlight information
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
- B60K2360/60—Structural details of dashboards or instruments
- B60K2360/66—Projection screens or combiners
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0001—Arrangements for holding or mounting articles, not otherwise provided for characterised by position
- B60R2011/0003—Arrangements for holding or mounting articles, not otherwise provided for characterised by position inside the vehicle
- B60R2011/0005—Dashboard
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/013—Head-up displays characterised by optical features comprising a combiner of particular shape, e.g. curvature
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/323—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only for loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/02—Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
- H04R2201/025—Transducer mountings or cabinet supports enabling variable orientation of transducer of cabinet
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2217/00—Details of magnetostrictive, piezoelectric, or electrostrictive transducers covered by H04R15/00 or H04R17/00 but not provided for in any of their subgroups
- H04R2217/01—Non-planar magnetostrictive, piezoelectric or electrostrictive benders
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
- H04R2307/023—Diaphragms comprising ceramic-like materials, e.g. pure ceramic, glass, boride, nitride, carbide, mica and carbon materials
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
- H04R2307/025—Diaphragms comprising polymeric materials
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
- H04R2307/027—Diaphragms comprising metallic materials
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
- H04R2440/05—Aspects relating to the positioning and way or means of mounting of exciters to resonant bending wave panels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/13—Acoustic transducers and sound field adaptation in vehicles
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/02—Spatial or constructional arrangements of loudspeakers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Instrument Panels (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Abstract
Display module (18) for vehicle's passenger compartment (10), including being used to show image (24,26,28) screen (20), by least one piezoelectric element (30) and control device (34) of screen (20) carrying, the control device is suitable for control piezoelectric element (30) to generate sound wave (38,40,42).
Description
Technical field
The present invention relates to vehicles, especially motor vehicles, and relate more specifically to the passenger compartment of this vehicle.The present invention
Further relate to the device for notifying vehicle driver more particularly to head-rising display module.
Background technology
Typically, vehicle includes instrument board, which, which has, is arranged in below windshield and towards vehicle driver
The part of seat.This part includes visual detector related with the state of several Vehicular systems.For example, instrument board includes speed
Indicator and oil tank liquid level indicator etc..But when vehicle driver sees the part comprising visual detector, he must be separate
Windshield.
For the sake of security, head-rising display module can be installed in this part of instrument board.Display module includes
The screen and projection arrangement being oppositely arranged with windshield.Screen forms the branch to the visual detector by projection device
It holds.Driver can see screen while seeing windshield, to improve the safety that vehicle uses.
Sometimes, in order to ensure driver notices that the information that one of indicator provides, voice signal refer to vision really
The appearance shown is sent out together.The loud speaker being arranged on the dash panel makes a sound prompting, and user is reminded to see head-rising display module
Screen.
However, such arrangement has the shortcomings that volume is relatively large, and need that there are specific elements, such as raises one's voice
Device makes a sound signal.If using the loud speaker for other functions, such as the radio of vehicle is used then in activation
Watching attentively for family will not be directed toward screen.Therefore, in this case, display module is less effective.
Invention content
It is an object of the present invention to provide a kind of display module, especially head-rising display module, effective and volumes
It is smaller.
To realize this purpose, the present invention provides a kind of display modules for vehicle's passenger compartment, which is characterized in that should
Display module includes at least one piezoelectric element and control device for showing the screen of image, being carried by screen, the control
Device processed is for controlling piezoelectric element to generate sound wave.
Therefore screen participates in the transmitting of sound wave.Therefore display module is compact, and if especially relevant information quilt
It is displayed on the screen, driver can be reminded.In addition, since screen sends out sound wave, the eyes of user are attracted by it by the light of nature.
In addition, in a preferred embodiment of the invention, one or more of following arrangement can be used:
Display module is head-up type;It is to be noted, however, that display module can be more generally any types
, and from anywhere in being especially disposed in the passenger compartment of vehicle;
Piezoelectric element is suitable for vibration screen to generate sound wave;Thus sound wave is generated in a simple manner;
The principal plane that piezoelectric element is suitable for normal to screen vibrates screen;
Control device is connected to piezoelectric element via the printed circuit board for being arranged in one end of screen;Sound wave is therefore
It is directed toward operating seat;
Piezoelectric element arrangement is in an end of screen;
Display module includes the end for being arranged in screen and multiple piezoelectric elements of regular distribution;Entire screen because
This is equably vibrated;
Pass through projection-display image on the screen;
Screen is Organic Light Emitting Diode type, and also referred to as abridge OLED;
Screen is active matrix organic light-emitting diode type, is also abbreviated as AMOLED;
Especially when screen is OLED or AMOLED, it can be pressed from both sides between two plates, and at least one of which is transparent
, at least one of two plates include plastics or glass;
Screen can also be formed by transparent panel;It should be noted that in this application, term " transparent " is understood as
Referring to has the material of the light transmission percentage more than or equal to 60%;The plate can also be it is translucent and also have be more than or
Light transmittance equal to 60%;
Transparent panel includes glass and/or plastics;Transparent panel can be formed especially by glass or plastics completely;
The plastic material of plate is abbreviated as the makrolon of PC, is abbreviated as PMMA's known to can including partially or substantially
Poly- (methyl methacrylate), or it is abbreviated as the polyethylene terephthalate of PET;
The thickness of plate is between 0.8 millimeter and 5 millimeters.
According to the present invention also provides a kind of passenger compartments of vehicle comprising display module as described above.
In addition, in a preferred embodiment of the invention, one or more of following arrangement may be used:
Screen arranges that in the planes the plane includes the vertical direction and level substantially perpendicular to vehicle traveling direction
Direction;
Display module includes the windshield being separated by a certain distance with screen, which is substantially equal to λ/4 N, wherein λ
It is the aerial wavelength of sound wave, and N is odd number;Reflection on the windshield, and directly to operating seat direction of travel
The sound wave that 180 ° of sound wave out-phase, therefore be superimposed upon on those sound waves so that there is no energy loss, or forms zero what is worse and shake
The composite wave of width;
Piezoelectric element arrangement is hidden at from the visual field of user;The visual field of user is not interfered by piezoelectric element, perceives matter
Amount improves.
Description of the drawings
One embodiment of the present of invention will be described by unrestricted example by means of following attached drawing now:
- Fig. 1 is the windshield of the passenger compartment for the vehicle seen from the pilot set of vehicle and the forward sight of control panel
Figure,
- Fig. 2 is the schematic diagram of display module according to the present invention,
- Fig. 3 is the block diagram for the operation for showing display module,
- Fig. 4 is the schematic sectional view of a part for display module and passenger compartment.
Specific implementation mode
What is indicated in Fig. 1 is the passenger compartment 10 of motor vehicles.It should be noted that the present invention can be in any kind of vehicle
Implement in.The view of Fig. 1 is shown from the passenger compartment 10 in terms of the operating seat of vehicle.Therefore, passenger compartment 10 includes keeping out the wind
Glass 12, instrument board 14 and steering wheel 16.
In addition, instrument board 14 carries display module 18, it is head-up type here.However, display module 18 can be
It is any kind of, and can be arranged in another part of passenger compartment 10, such as handrail.Display module 18 includes projection arrangement
With transparent panel 20, transparent panel 20 includes major part 21, and major part 21 is including substantially direction of travel perpendicular to vehicle
(X) vertical direction (Z) and horizontal direction (Y).In addition, as shown in Figure 1, transparent panel 20 is disposed relative to the perpendicular of instrument board 14
Histogram is on the upper surface 22 of (Z).Therefore transparent panel 20 is arranged in the opposite of windshield 12.This is why working as driver
When watching transparent panel 20 attentively, he also sees through windshield 12 outside vehicle.
Transparent panel 20 can also show the image sent out by projection arrangement or multiple images so that they are for driver
It is visible.Therefore transparent panel 20 forms screen.For example, the display of transparent panel 20 with the relevant image 24 of mandate speed limit or with do not allow
The related image of the route that is being followed by related image 26 or with vehicle 28.Image 24,26,28 occupies transparent panel 20
A part so that driver can also see the outside of vehicle behind transparent panel 20 and windshield 12.
Head-up display module 18 will be more fully described by means of Fig. 2 now.
The major part 21 of transparent panel 20 is visible driver.In addition, transparent panel 20 includes relative to Vertical Square
The lower end 23 being arranged to (Z), which is arranged in the lower section of the upper surface 22 of instrument board 14, so that it is from driver's
It is hidden in the visual field.The lower end 23 is also in the vertical direction (Z) and level for consisting essentially of the travel direction (X) perpendicular to vehicle
Extend in the plane in direction (Y).
In addition, horizontal direction (Y) rule of the carrying of lower end 23 of transparent panel 20 along the travel direction (X) perpendicular to vehicle
Multiple piezoelectric elements 30 of distribution.Therefore multiple piezoelectric element 30 is not seen by driver yet.
In addition, the lower end 23 of transparent panel 20 is fixed to each piezoelectric element at its along vertical direction lower end of (Z)
30 printed circuit boards 32 being electrically connected.
The operation of display module 18 will be described now by means of Fig. 3.
Piezoelectric element 30 is electrically connected to printed circuit board 32.The plate is electrically connected to the control module 34 communicated with.Control
Molding block 34 is electrically connected to the system 36 of vehicle.System 36 can be air-conditioning or heating system, speedometer or GPS module.More one
As, control module 34 may be electrically connected to multiple systems of vehicle, especially all Vehicular systems.In addition, control module 34
Electronic control unit (ECU) is may be electrically connected to, ECU is abbreviated as, electronic control unit itself is electrically connected to Vehicular system simultaneously
And them can be ordered.
Therefore, when ECU or system 36 it is determine that it is necessary to sending alarm so that he sees transparent panel 20 to read it to driver
On information when, will send information to control module 34.The module is interacted drives piezoelectric element 30 with by applying voltage
Printed circuit board 32 connect.As a result, piezoelectric element 30 along vehicle direction of travel (X) perpendicular to transparent panel 20 principal plane
(YZ) transparent panel 30 is vibrated.Vibration frequency is between 20Hz and 18kHz so that transparent panel 20 generates the audible sound of driver
Wave.Therefore control device 34 is connected to piezoelectric element 30 via printed circuit board 32, and can control these piezoelectric elements 30
To generate sound wave.
We will use Fig. 4 to describe function of the windshield 12 relative to display module 18 now.
When transparent panel 20 vibrates, emit multiple sound waves in the travel direction (X) of vehicle.Wherein, the first sound wave 38 from
The front of vehicle is rearward advanced, towards driver's seat.Second sound wave 40 is advanced in front of the rear direction of vehicle, towards windshield
12.Second sound wave 40 is relative to 180 ° of 38 out-phase of the first sound wave or Pi radians.Second sound wave 40 is by windshield 12
Surface reflection, therefore reflection sound wave 42 travels to rear in front of vehicle.The reflection sound wave 42 is superimposed with the first sound wave 38.Sound
The superposition of wave 38 and 42 forms composite wave.
In order to ensure there is no energy loss, or the composite wave of constant zero amplitude is even formed, the reception of windshield 12
With transparent panel 20 at a distance of λ/4 N, wherein λ is the wavelength of sound wave in air, N for the part (being part 12A here) of the maximum amount of sound wave
It is odd number.In this embodiment, sound wave is emitted with the frequency of 170Hz, and N is equal to 1.Therefore, the part 12A of windshield 12
It is substantially equal at 50 centimetres of distance positioned at away from transparent panel 20.Therefore, the conservation of energy is maximized and audibly will
Sound sends vehicle driver to.Therefore windshield 12 forms reflecting element, reflect the transmitting in front of the rear direction of vehicle
Sound wave.Transparent panel 20 is positioned to relative to windshield 12 so that the sound wave reflected by windshield 12 with it is straight from vehicle front
The wave superposition rearward emitted is connect, while being maximized energy saving.
Of course, it is possible to by many variants applied to the present invention and without departing from its range or spirit.
The quantity that piezoelectric element 30 can especially be changed, especially only uses one.
Sound that can also be using the particular element being placed between transparent panel 20 and windshield 12 will emit from rear
Wave reflection is to the front of vehicle.
Claims (10)
1. one kind being used for the display module (18) of vehicle's passenger compartment (10), which is characterized in that the display module (18) includes using
In the screen (20), at least one piezoelectric element (30) by the screen (20) carrying and control of display image (24,26,28)
Device (34) processed, the control device are suitable for controlling the piezoelectric element (30) to generate sound wave (38,40,42).
2. the display module (18) according to preceding claims, which is characterized in that the piezoelectric element (30) is suitable for making institute
Screen (20) vibration is stated to generate the sound wave (38,40,42).
3. the display module (18) according to preceding claims, which is characterized in that the piezoelectric element (30) is suitable for vertical
Principal plane (YZ) in the screen (20) vibrates the screen (20).
4. display module (18) according to claim 1, which is characterized in that the control device (34) is via being arranged in
It states the printed circuit board (32) at an end (23) of screen (20) and is connected to the piezoelectric element (30).
5. display module (18) according to claim 1, which is characterized in that the piezoelectric element (30) is arranged in the screen
At one end (23) of curtain (20).
6. the display module (18) according to preceding claims, including be arranged at the end (23) of the screen simultaneously
And multiple piezoelectric elements (30) of regular distribution.
7. a kind of passenger compartment of vehicle (10), including display module according to claim 1 (18).
8. the passenger compartment (10) according to preceding claims, which is characterized in that the screen (20) is arranged in plane (YZ)
In, the plane includes vertical direction (Z) and horizontal direction (Y) basically perpendicular to vehicle traveling direction (X).
9. the passenger compartment (10) according to preceding claims, including it is located at the gear being separated by a certain distance with the screen (20)
Wind glass (12), the distance are substantially equal to λ/4 N, and wherein λ is the aerial wavelength of the sound wave, and N is odd number.
10. passenger compartment (10) according to claim 7, which is characterized in that the piezoelectric element (30) is arranged to from using
It is hidden in the visual field of person.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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FR1750645 | 2017-01-26 | ||
FR1750645A FR3062093B1 (en) | 2017-01-26 | 2017-01-26 | VEHICLE AND PASSENGER DISPLAY MODULE INCLUDING THE MODULE |
Publications (1)
Publication Number | Publication Date |
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CN108363203A true CN108363203A (en) | 2018-08-03 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810021996.2A Pending CN108363203A (en) | 2017-01-26 | 2018-01-10 | Display module for vehicle and the passenger compartment including the module |
Country Status (2)
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CN (1) | CN108363203A (en) |
FR (1) | FR3062093B1 (en) |
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Also Published As
Publication number | Publication date |
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FR3062093A1 (en) | 2018-07-27 |
FR3062093B1 (en) | 2020-11-27 |
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