Classifications

• • G—PHYSICS
  • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
  • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
  • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
  • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
  • G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
  • G01D11/30—Supports specially adapted for an instrument; Supports specially adapted for a set of instruments
• • 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
  • B60K35/22—Display screens
• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
  • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
  • G01J3/02—Details
  • G01J3/10—Arrangements of light sources specially adapted for spectrometry or colorimetry
  • G01J3/108—Arrangements of light sources specially adapted for spectrometry or colorimetry for measurement in the infrared range
• • G—PHYSICS
  • G02—OPTICS
  • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
  • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
  • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
  • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
  • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
  • G02F1/1333—Constructional arrangements; Manufacturing methods
  • G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
  • G02F1/133314—Back frames
• • G—PHYSICS
  • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
  • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
  • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
  • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
  • G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
• • H—ELECTRICITY
  • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
  • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
  • H05B47/10—Controlling the light source
  • H05B47/105—Controlling the light source in response to determined parameters
  • H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
• • 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
  • B60K2360/40—Hardware adaptations for dashboards or instruments
  • B60K2360/46—Electrical connections
• • 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
  • B60K37/00—Dashboards
  • B60K37/20—Dashboard panels

Definitions

• the present invention relates to a display device with a display and a front panel.
• Prior art displays used in the automotive industry typically include an inner metal bezel.
• This diaphragm fulfills, in addition to mechanical properties, in particular the function of an ESD (Electro Statjc Discharge) protection.
• ESD Electro Statjc Discharge
• Such a display device is then usually provided with an optical aperture.
• the display builds very wide and thick and is altogether expensive to manufacture. In addition, it is susceptible to contamination.
• the object is achieved with a display device with a display and a front panel, wherein the front panel is made of plastic and at least partially provided with a metallic coating.
• the present invention relates to a display device, in particular a
• the display device used in automobile construction.
• the display device according to the invention can be used in an interior trim part of a vehicle, for example in the dashboard. However, it can also be freestanding, for example, on the dashboard or the center console, provided.
• the display device has a display.
• the display is a TFT (Thin Film Transistor) screen or an OLED screen. This screen is surrounded by a bezel in its edge area.
• TFT Thin Film Transistor
• this front panel is made of plastic and coated by means of physical vapor deposition at least partially metallic, and the metallic coating is electrically connected to the body of the vehicle and thus grounded, the grounding preferably characterized takes place that the metallic Beschich device with the display and the display is in turn connected to the vehicle ground.
• the front panel fulfills two functions. On the one hand it provides a dissipation of electrical charge of the display and on the other hand, it represents a design and a protective element that makes the display optically pleasing and prevents contamination or humidification of the display
• the invention erfindungsgemäfe display device has the advantage that on the Metal inner panel provided in the prior art. can be waived. As a result, the display device according to the invention is lighter and can be made thinner overall. Furthermore, the front panel can be placed closer to the display, whereby the gap between the front panel and the display is reduced, which on the one hand has optical advantages and on the other
• this metallic coating can be made very thin, whereby the elasticity of the plastic of the front panel and / or possibly its transparency remains at least substantially.
• the metallic coating wind applied at least in sections on the front panel Preferably it will be on the back, i. on the side facing away from the viewer of the display device side of the front panel, applied.
• the front panel is at least partially provided with a black coating.
• areas that are not provided with a metaNischen coating provided with the black coating are not provided with the black coating.
• the side of the front panel facing the viewer is at least partially coated in black. According to a further or preferred embodiment of the present invention, below the front side, i. on the side facing the observer
• This preferred embodiment of the present invention has the advantage that a viewer, for example a
• Display device is particularly visually very appealing.
• the front panel protects the sensor from mechanical and / or environmental influences.
• Backlight of the display device is used.
• the light sensor is provided in a blind hole.
• the light sensor is an infrared sensor.
• the display according to the invention can be any display known to the person skilled in the art. However, it is preferably a so-called TFT screen (thin-film transistor screen).
• the display device preferably has a housing at the rear. This preferred embodiment of the present invention is particularly advantageous when the display device according to the invention is arranged free-standing, for example in the vehicle interior
• FIG. 1 shows a TFT module according to the prior art.
• Figure 2 shows a display device according to the prior art.
• FIG. 3 shows a section through a display device according to the invention.
• FIG. 4 shows a section through a further display device according to the invention.
• FIG. 5 shows an enlarged detail X from FIG. 4.
• FIG. 50 shows a section through a known TFT (thin film transistor) module 50.
• This module 50 includes an inner panel 51, with an electrical charge, in particular the electronics of the TFT module, is prevented and a shield of the electronics is effected.
• a front panel 52 protects the known TFT module 50 from mechanical and / or environmental influences.
• the front panel 52 and the inner panel 51 of the TFT module according to the prior art are each made of, for example, stainless steel or aluminum stamped parts.
• the known TFT module 50 further comprises a front polarizer F, electronic drive chips 54, which are arranged on the known TFT module 50 according to the COG (chip-on-glass) technique.
• COG chip-on-glass
• An FPC (Flexible Printed Circuit) printed circuit 55 to the An Kunststoffchips 54, a light guide 56, a reflector sheet 57 and a film stack 58, z. B. BEF or DBEF, are also components of the known TFT module.
• the housing 59 is made of aluminum, for example.
• FIG. 2 shows an exploded view of a conventional display device, as it is known for example from the automotive industry.
• the known display device comprises the front panel 61 according to the prior art, as well as a known TFT module 62 and a light guide 63.
• An ambient light sensor in the form of a printed circuit board photosensor 64 provides output data that is evaluated to a backlight device of the known display device 60 dependent to control the brightness, for example in the vehicle.
• an aesthetic overall impression disturbing opening 65 is provided for the ambient light sensor in the front panel 61 according to the prior art, in which moreover often dirt accumulates, which impairs the function of the light sensor.
• Figure 3 shows a section through an inventively designed
• Display device comprising, for example, a TFT module 3.
• the inventively designed front panel 2 comprises a carrier body, at least
• This carrier is at least partially provided with an electrically conductive layer.
• This electrically conductive layer is electrically connected, for example, to the body of the
• the electrically conductive layer fulfills the function of an ESD (Electrostatic Discharge) protection, in particular for the integrated circuits.
• ESD Electrostatic Discharge
• the electrically conductive layer is according to the invention by means of physical
• Vapor deposition is deposited on the carrier body of the front panel 2.
• the present in the front panel 2 invention combination of on the one hand mechanical properties of the plastic and on the other hand electrical
• Coating properties can be of great benefit for a variety of applications.
• the elasticity of the plastic is maintained so that the Hersannon of example clip connections, where it depends on the elasticity of the plastic, is given.
• the front panel fulfills the function of dissipation of electrical Charging and an electromagnetic shielding function, which is becoming increasingly important in view of the increasing sensitivity of modern electronic components.
• the front panel 2 can be arranged closer to the surface F of the display, which has an optical, but also to other functional advantages, as contamination of the device or moisture penetration between the front panel 2 and the display can be at least reduced.
• the device according to the invention is easier to manufacture and has a lower weight than the device according to the prior art.
• the carrier body of the front panel 2 according to the invention may have a black coating.
• the layer deposited by means of PFD can be blackened for this purpose, or the black layer can be applied separately to parts of the front panel which are preferably not provided with a metallic coating.
• the front panel according to the invention is connected to an electrical ground.
• the display device 1 equipped according to the invention preferably further comprises a carrier, in particular a metal carrier and a connecting means 4, with which the display is arranged on the carrier 5.
• Figures 4 and 5 show a section through an inventively designed
• the device according to the invention comprises i.a. a 3D-shaped
• Front panel 2 which according to the invention by means of physical vapor deposition having applied metallization. This makes it possible to dispense with the inner metal aperture (see FIG. This builds the
• Display device flatter and is lighter.
• the front panel 2 is mechanically connected to the housing 6, in particular by a snap mechanism. Also in this device, there is the possibility of using an infrared sensor, which is not visible to the user

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• Physics & Mathematics (AREA)
• Engineering & Computer Science (AREA)
• General Physics & Mathematics (AREA)
• Chemical & Material Sciences (AREA)
• Combustion & Propulsion (AREA)
• Transportation (AREA)
• Mechanical Engineering (AREA)
• Spectroscopy & Molecular Physics (AREA)
• Theoretical Computer Science (AREA)
• Nonlinear Science (AREA)
• Devices For Indicating Variable Information By Combining Individual Elements (AREA)
• Crystallography & Structural Chemistry (AREA)
• Computer Hardware Design (AREA)
• Optics & Photonics (AREA)
• Mathematical Physics (AREA)
• Instrument Panels (AREA)
• Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
• Display Devices Of Pinball Game Machines (AREA)

Priority Applications (5)

Applications Claiming Priority (2)

Publications (2)

Family

ID=44542647

Family Applications (1)

Country Status (6)

Families Citing this family (3)

Citations (1)

Family Cites Families (27)

• 2011
  • 2011-01-26 KR KR1020127023045A patent/KR101793180B1/ko not_active Expired - Fee Related
  • 2011-01-26 US US13/575,015 patent/US9091572B2/en not_active Expired - Fee Related
  • 2011-01-26 CN CN201180007949.9A patent/CN102859330B/zh not_active Expired - Fee Related
  • 2011-01-26 EP EP11703587.3A patent/EP2531820B1/de not_active Not-in-force
  • 2011-01-26 JP JP2012551535A patent/JP2013519109A/ja active Pending
  • 2011-01-26 WO PCT/EP2011/000326 patent/WO2011107189A2/de not_active Ceased
• 2016
  • 2016-03-10 JP JP2016046662A patent/JP6236487B2/ja not_active Expired - Fee Related

Patent Citations (1)

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