A communication network for networking lighting systems of home and office technology involves an application on a mobile terminal that can control lighting systems in the surroundings of the mobile terminal. The lighting systems in the interior of a vehicle are also networked and the lighting systems are controlled depending on the lighting settings of a screen of the mobile terminal.

A communication network for networking lighting systems of home and office technology involves an application on a mobile terminal that can control lighting systems in the surroundings of the mobile terminal. The lighting systems in the interior of a vehicle are also networked and the lighting systems are controlled depending on the lighting settings of a screen of the mobile terminal.

A vehicle lighting device and a method of controlling luminance thereof are provided. The vehicle lighting device includes a camera module configured to capture an image of the driver's face, a sensing unit configured to detect the surroundings of a vehicle, a lighting unit including at least one light source to illuminate the interior of the vehicle, and a controller. The controller is configured to acquire information on a daytime mode and a nighttime mode through the sensing unit, to acquire information on an infrared brightness level or information on the size of the pupil of the driver's eye based on the image of the driver's face captured by the camera module, and to control the luminance of the lighting unit in response to the acquired information.

A vehicle lighting device and a method of controlling luminance thereof are provided. The vehicle lighting device includes a camera module configured to capture an image of the driver's face, a sensing unit configured to detect the surroundings of a vehicle, a lighting unit including at least one light source to illuminate the interior of the vehicle, and a controller. The controller is configured to acquire information on a daytime mode and a nighttime mode through the sensing unit, to acquire information on an infrared brightness level or information on the size of the pupil of the driver's eye based on the image of the driver's face captured by the camera module, and to control the luminance of the lighting unit in response to the acquired information.

The invention relates to a method for operating an illumination system (1) for an interior (31) of a vehicle (30), the illumination system (1) having a control unit (2) and an ambient illumination (10) with at least one lamp (11), which is designed to emit light in at least one ambient color (40). Furthermore, the invention relates to an illumination system (1) for illuminating an interior (31) of a vehicle (30), having an ambient illumination (10) with at least one lamp (11), which is designed to emit light in at least one ambient color (40), wherein furthermore at least one functional element (20) is arranged in the interior (31) of the vehicle (30), which has an element color (50) for displaying the functional element (20), as well as a vehicle (30) with an illumination system (1) for illuminating an interior (31) of the vehicle (30).

The invention relates to a device for generating light, in particular for a vehicle passenger compartment ceiling lamp (100), comprising: a separating tube (7) made of a material that is opaque to the radiation used, which is intended to be placed in an aperture (101) forming an exit for the illuminating light, is tubular along an axis orthogonal to the aperture and is of “c”-shaped radial cross section, forming an axial window (71), a bounding light guide (53) encircling the separating tube (7) having an annular exit dioptric interface (55), a base (57) in the axial extension of the exit dioptric interface, axial extensions (59), extending axially at least in segments the base (57), comprising entrance dioptric interfaces (61), which are placed facing bounding light sources (51), an illuminating light guide (33), which is located axially facing the illuminating light source (31) of the separating tube and axially removed from the aperture (101) comprising an entrance dioptric interface (35), which is placed facing an illuminating light source (31), a total reflection surface (39), from which light entering via the entrance dioptric interface (35) is reflected at a predefined angle of inclination with respect to the normal to the entrance dioptric interface (35), and an exit dioptric interface (37), via which the light reflected from the total reflection surface (39) is emitted in the direction of the aperture (101).

The invention relates to a device for generating light, in particular for a vehicle passenger compartment ceiling lamp (100), comprising: a separating tube (7) made of a material that is opaque to the radiation used, which is intended to be placed in an aperture (101) forming an exit for the illuminating light, is tubular along an axis orthogonal to the aperture and is of “c”-shaped radial cross section, forming an axial window (71), a bounding light guide (53) encircling the separating tube (7) having an annular exit dioptric interface (55), a base (57) in the axial extension of the exit dioptric interface, axial extensions (59), extending axially at least in segments the base (57), comprising entrance dioptric interfaces (61), which are placed facing bounding light sources (51), an illuminating light guide (33), which is located axially facing the illuminating light source (31) of the separating tube and axially removed from the aperture (101) comprising an entrance dioptric interface (35), which is placed facing an illuminating light source (31), a total reflection surface (39), from which light entering via the entrance dioptric interface (35) is reflected at a predefined angle of inclination with respect to the normal to the entrance dioptric interface (35), and an exit dioptric interface (37), via which the light reflected from the total reflection surface (39) is emitted in the direction of the aperture (101).

A lighting device for a motor vehicle including a processing module which is configured to receive and process signals of a data bus of the motor vehicle and send a data signal. The lighting device also includes an LED unit configured to emit light, when operational, with an adjustable brightness and a predefined color location. The LED unit has a microcontroller and a plurality of LEDs, and the microcontroller and the plurality of LEDs are surrounded by a housing of the LED unit. Furthermore, the processing module is configured to convert the data signal, which contains control information for the LED unit, into a pulse width-modulated signal of the current supplied to the individual LEDs and to verify whether the pulse width-modulated signal contains information corresponding to the control information for the LED unit.

A lighting device for a motor vehicle including a processing module which is configured to receive and process signals of a data bus of the motor vehicle and send a data signal. The lighting device also includes an LED unit configured to emit light, when operational, with an adjustable brightness and a predefined color location. The LED unit has a microcontroller and a plurality of LEDs, and the microcontroller and the plurality of LEDs are surrounded by a housing of the LED unit. Furthermore, the processing module is configured to convert the data signal, which contains control information for the LED unit, into a pulse width-modulated signal of the current supplied to the individual LEDs and to verify whether the pulse width-modulated signal contains information corresponding to the control information for the LED unit.

A vehicle seating assembly includes a seatback. A support frame is partially enclosed by a seatback panel assembly. A seatback cushion assembly is supported on a seatback carrier and is proximate the seatback panel assembly. An external peripheral gap is defined between the seatback panel assembly and the seatback cushion assembly. A light source is defined in the seatback carrier and is configured to emit light into the external peripheral gap. A seat includes a support frame partially enclosed by a panel assembly. A seat cushion assembly is proximate the panel assembly. An external peripheral gap is defined between the panel assembly and the seat cushion assembly. A light source is defined in a seat carrier and is configured to emit light into the external peripheral gap.