WO2016058654A1 - Procédé et dispositif pour éclairage intérieur de véhicule - Google Patents

Procédé et dispositif pour éclairage intérieur de véhicule Download PDF

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Publication number
WO2016058654A1
WO2016058654A1 PCT/EP2015/001326 EP2015001326W WO2016058654A1 WO 2016058654 A1 WO2016058654 A1 WO 2016058654A1 EP 2015001326 W EP2015001326 W EP 2015001326W WO 2016058654 A1 WO2016058654 A1 WO 2016058654A1
Authority
WO
WIPO (PCT)
Prior art keywords
vehicle
interior
illumination
pixel light
light units
Prior art date
Application number
PCT/EP2015/001326
Other languages
German (de)
English (en)
Inventor
Thomas Kaelberer
Volker Entenmann
Daniel Steffen Setz
Daniel Betz
Florian Etter
Original Assignee
Daimler Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Daimler Ag filed Critical Daimler Ag
Publication of WO2016058654A1 publication Critical patent/WO2016058654A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
    • B60Q3/80—Circuits; Control arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
    • B60Q3/70—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by the purpose
    • B60Q3/74—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by the purpose for overall compartment lighting; for overall compartment lighting in combination with specific lighting, e.g. room lamps with reading lamps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
    • B60Q3/70—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by the purpose
    • B60Q3/74—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by the purpose for overall compartment lighting; for overall compartment lighting in combination with specific lighting, e.g. room lamps with reading lamps
    • B60Q3/745—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by the purpose for overall compartment lighting; for overall compartment lighting in combination with specific lighting, e.g. room lamps with reading lamps using lighting panels or mats, e.g. electro-luminescent panels, LED mats
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
    • B60Q3/70—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by the purpose
    • B60Q3/76—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by the purpose for spotlighting, e.g. reading lamps

Definitions

  • the invention relates to a method for interior lighting of a vehicle, in which based on image information of the interior of the vehicle, a light source is controlled, and an apparatus for performing the method.
  • a device for ambient lighting of a vehicle interior which comprises a light source for emitting ambient light and a control device for controlling the light output by the light source.
  • a camera is provided by which a camera image of at least a portion of the vehicle interior is received and transmitted to the control device.
  • the control device determines at least one characteristic parameter of the existing in the section of the vehicle interior lighting situation and controls the light output of the light source in response to this characteristic parameter.
  • the disadvantage here is that such a device is permanently installed in the interior of the vehicle and a light beam is emitted from the device only in a fixed area of the vehicle interior.
  • the object of the invention is to provide a method and a device for an interior lighting of a vehicle, which emits a light beam flexible within the interior.
  • the object is achieved with a method in that a lighting module comprising a plurality of pixel light units is used as the light source, wherein at least one Parameter of the pixel light units is controlled dynamically depending on the image information.
  • a lighting module comprising a plurality of pixel light units is used as the light source, wherein at least one Parameter of the pixel light units is controlled dynamically depending on the image information.
  • an optical and / or a mechanical parameter of each pixel light unit are set during the activation of the illumination module.
  • the optical parameters include an on / off state, the intensity and the color of the light.
  • Mechanical parameters of the pixel light unit are to be understood as their spatial orientation or opening angle.
  • a plurality of parameters of each individual pixel light unit of the lighting module can be adjusted by the control unit to produce the desired illumination of the interior of the vehicle.
  • the lighting module is controlled in real time. It follows that immediately with the changing position of the vehicle occupant in the vehicle, the pixel light units of the lighting module tracked and adapted to the newly given situation in the vehicle interior.
  • illumination of a predetermined first region of the interior of the vehicle preferably a head region of the vehicle occupant
  • the illumination module is prevented by the illumination module as a result of the spatial position of the pixel light units.
  • illumination of at least one selected local second area of the interior of the vehicle is adjusted by the illumination module as a result of the spatial position of the pixel light units.
  • the image information can be used to form and control a light spot with the same illumination module in order to realize local illumination.
  • a dynamic, real-time, localized illumination of a limb of a vehicle occupant can be made possible with high intensity, while the illumination in the remaining interior of the vehicle is comparatively dark or completely switched off is.
  • the illumination of the interior of the vehicle is adapted by an automatic change of the positions of the pixel light units. This means that, for example, the local spot follows the movement of the limb of the vehicle occupant. In doing so, actions of the vehicle occupant, such as reading a road map or removing objects from the glove box, are assisted by the lighting.
  • the lighting module is controlled without contact. This eliminates mechanical switch modules, which simplifies the structural design of the interior lighting.
  • a development of the invention relates to a device for interior lighting of a vehicle, in which a light source is connected via a control unit with an interior room sensor unit.
  • the light source is designed as an illumination module comprising a plurality of pixel light units, wherein the pixel light units can be activated as a function of signals from the interior sensor unit.
  • the illumination of the illumination module can be set optimally for illuminating the interior by the targeted control of the individual matrix-like pixel light units arranged by the control unit. In this case, glare of the vehicle occupants are excluded. By avoiding glare, complete illumination of the relevant area, such as the driver-passenger area and / or the fund, is possible without compromising the occupants' view. Reading light and interior lighting of the vehicle can be realized with only a single lighting module.
  • the light source is designed as an illumination module having a plurality of pixel light units, wherein the pixel light units can be activated as a function of signals of the interior sensor unit.
  • the image acquisition unit By means of the image acquisition unit, all processes that are relevant to lighting, can be detected and evaluated in the interior of the vehicle, so that an optimal illumination of the
  • Vehicle interior which corresponds to the needs of the vehicle occupants, can be adjusted by the lighting module.
  • the lighting module is designed as a DMD component.
  • this DMD component Digital Micromirror Device
  • Fig. 1 shows an embodiment of a device according to the invention for an interior lighting of a vehicle.
  • the interior lighting includes a lighting module 3, which is designed as a DMD chip (Digital Micromirror Device).
  • a DMD chip 3 comprises a plurality of controllable micromirrors 5, which reflect a light beam and which are controlled by a control unit 7 and changed in their position.
  • These micromirrors 5 are mechanically designed to pivot about a certain angle.
  • the micromirrors 5 are arranged in the form of a matrix, with each micromirror 5 corresponding to one pixel, which can be individually changed by the control unit 7 in its position. In this case, the light which is emitted by the individual micromirrors 5, bundled and directed specifically to the object to be illuminated in the interior of the vehicle 1.
  • the control unit 7 is connected to an image acquisition unit 9 in the form of a camera which is directed at the interior of the vehicle 1 and actively tracks movements within the vehicle interior, preferably the actions, glances and movements of the vehicle occupants.
  • the control unit 7 dynamically controls the individual micromirrors 5 of the DMD chip 3 in their position.
  • the control unit 7 optical and mechanical parameters of the DMD chip 3 a.
  • an on / off state and a light intensity can be set in exactly the same way as the opening angle of the radiation and the direction of the micromirrors 5.
  • the color of the light can also be selectively varied, for example, by the use of three differently colored laser light sources.
  • this control which takes place in real time to the recorded image information, the head area of the vehicle occupants is illuminated at any time, whereby a glare of the vehicle occupants is reliably prevented.
  • the illumination of the head of the vehicle occupants can also be an automatic adjustment of the illumination of the interior of the vehicle 1 to the movement, looks and action of the vehicle occupants, for example, if they read a road map or remove items from the glove box or in the map pocket in the Side door of the vehicle want to grab. By capturing images, these actions of the vehicle occupant are tracked and supported by the activation of the micromirrors 5 of the illumination module 3.
  • a thus generated interior light can also be used as a reading light by the same illumination module 3, a light spot in the form of a very localized illumination with high light intensity and low opening angle of the micromirror 5 is generated.
  • a control and a change of intensity, color, direction and opening angle of the light beam, which is emitted by the lighting module 3, can be dynamically adjusted at any time in real time.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)

Abstract

L'invention concerne un procédé, destiné à l'éclairage intérieur d'un véhicule, dans lequel une source lumineuse (3) est commandée sur la base d'informations d'image de l'intérieur du véhicule (1). Dans ce procédé, on utilise comme source de lumière un module d'éclairage (3) qui comporte une pluralité d'unités de lumière formant des pixels (5) ; un ou plusieurs paramètres des unités de lumière formant des pixels (5) sont commandés dynamiquement en fonction des informations d'image.
PCT/EP2015/001326 2014-10-16 2015-07-01 Procédé et dispositif pour éclairage intérieur de véhicule WO2016058654A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014015242.1 2014-10-16
DE102014015242.1A DE102014015242A1 (de) 2014-10-16 2014-10-16 Verfahren und Vorrichtung für eine Innenraumbeleuchtung eines Fahrzeuges

Publications (1)

Publication Number Publication Date
WO2016058654A1 true WO2016058654A1 (fr) 2016-04-21

Family

ID=53496626

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2015/001326 WO2016058654A1 (fr) 2014-10-16 2015-07-01 Procédé et dispositif pour éclairage intérieur de véhicule

Country Status (2)

Country Link
DE (1) DE102014015242A1 (fr)
WO (1) WO2016058654A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112088110A (zh) * 2018-06-04 2020-12-15 大众汽车股份公司 用于照明车辆内的座位的方法
US11619367B2 (en) 2019-12-18 2023-04-04 Volvo Car Corporation Lighting device for providing transformable light

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202005014791U1 (de) * 2005-09-19 2005-12-22 Webasto Ag Innenraum-Beleuchtungsvorrichtung, Verkleidungsteil und Dachmodul
DE102006052777A1 (de) 2006-11-09 2008-05-15 Bayerische Motoren Werke Ag Vorrichtung zur ambienten Beleuchtung eines Fahrzeuginnenraums
DE102009010553A1 (de) * 2009-02-25 2010-09-09 Airbus Deutschland Gmbh Beleuchtungsvorrichtung für mehrere Personen im Flugzeug
DE102012015039A1 (de) * 2012-07-28 2014-01-30 Volkswagen Aktiengesellschaft Innenraumleuchte für ein Fahrzeug
DE102012017276A1 (de) * 2012-08-31 2014-03-06 Volkswagen Aktiengesellschaft Verfahren und Vorrichtung zum automatischen Steuern einer Leuchteinheit im Innenraum eines Fahrzeugs

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202005014791U1 (de) * 2005-09-19 2005-12-22 Webasto Ag Innenraum-Beleuchtungsvorrichtung, Verkleidungsteil und Dachmodul
DE102006052777A1 (de) 2006-11-09 2008-05-15 Bayerische Motoren Werke Ag Vorrichtung zur ambienten Beleuchtung eines Fahrzeuginnenraums
DE102009010553A1 (de) * 2009-02-25 2010-09-09 Airbus Deutschland Gmbh Beleuchtungsvorrichtung für mehrere Personen im Flugzeug
DE102012015039A1 (de) * 2012-07-28 2014-01-30 Volkswagen Aktiengesellschaft Innenraumleuchte für ein Fahrzeug
DE102012017276A1 (de) * 2012-08-31 2014-03-06 Volkswagen Aktiengesellschaft Verfahren und Vorrichtung zum automatischen Steuern einer Leuchteinheit im Innenraum eines Fahrzeugs

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112088110A (zh) * 2018-06-04 2020-12-15 大众汽车股份公司 用于照明车辆内的座位的方法
US11619367B2 (en) 2019-12-18 2023-04-04 Volvo Car Corporation Lighting device for providing transformable light

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DE102014015242A1 (de) 2016-04-21

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