In an initialization method of human-factor lamps capable of intelligently adjusting ambient light, each light emitting device with a Bluetooth transmission function has its corresponding Bluetooth address, and a specialist carries a mobile device with the Bluetooth transmission function to move to the position of each of the light emitting devices. If a detection unit of the light emitting device detects the specialist, an active state will be shown, and the mobile device will select and display the active state and the light emitting device within the Bluetooth detection range, and then the light emitting device corresponding to the active state will show a luminous change, and the specialist can confirm the correct position of the light emitting device by the luminous change and use the pre-set relationship list to confirm the light emitting device and write the corresponding identity code into the light emitting device to complete an initialization.

In an initialization method of human-factor lamps capable of intelligently adjusting ambient light, each light emitting device with a Bluetooth transmission function has its corresponding Bluetooth address, and a specialist carries a mobile device with the Bluetooth transmission function to move to the position of each of the light emitting devices. If a detection unit of the light emitting device detects the specialist, an active state will be shown, and the mobile device will select and display the active state and the light emitting device within the Bluetooth detection range, and then the light emitting device corresponding to the active state will show a luminous change, and the specialist can confirm the correct position of the light emitting device by the luminous change and use the pre-set relationship list to confirm the light emitting device and write the corresponding identity code into the light emitting device to complete an initialization.

Systems and techniques are provided for sensor device. A sensor device may include a housing, a lens inserted into a first opening of the housing, a metal mask covering a portion of the interior of the lens, a passive infrared (PIR) sensor underneath the lens and the metal mask, and a light pipe around the PIR sensor, the lens, and the metal mask. Part of the light pipe may be positioned above an activation mechanism for a button. An airflow gasket may be around the PIR sensor. A filter circuit board may be under the PIR sensor and connected to leads of the PIR sensor. A control circuit board may include the activation mechanism for the button. A backplate may include a slot for attachment to a snap of a magazine in the housing of the sensor device.

Systems and techniques are provided for sensor device. A sensor device may include a housing, a lens inserted into a first opening of the housing, a metal mask covering a portion of the interior of the lens, a passive infrared (PIR) sensor underneath the lens and the metal mask, and a light pipe around the PIR sensor, the lens, and the metal mask. Part of the light pipe may be positioned above an activation mechanism for a button. An airflow gasket may be around the PIR sensor. A filter circuit board may be under the PIR sensor and connected to leads of the PIR sensor. A control circuit board may include the activation mechanism for the button. A backplate may include a slot for attachment to a snap of a magazine in the housing of the sensor device.

A driving device for driving an in-vehicle lighting device in which a plurality of light sources are arranged in one direction, comprising a detection unit configured to detect an environment of a vehicle, and a driving unit configured to drive the plurality of light sources in sequence in the one direction, wherein the driving unit drives the plurality of light sources so that driving timings of the plurality of light sources will change in accordance with a detection value obtained by the detection unit.

A driving device for driving an in-vehicle lighting device in which a plurality of light sources are arranged in one direction, comprising a detection unit configured to detect an environment of a vehicle, and a driving unit configured to drive the plurality of light sources in sequence in the one direction, wherein the driving unit drives the plurality of light sources so that driving timings of the plurality of light sources will change in accordance with a detection value obtained by the detection unit.

A display system and method are disclosed that includes an electronic display device and a backlight comprising a light-emitting array, a reflector adjacent to the light-emitting array, a diffuser opposite the reflector, a first brightness enhancing layer adjacent the diffuser, and an optical film in the backlight unit that includes at least one light conversion material or at least one light conversion material. The light conversion material is structured and configured to reduce hazardous blue light emissions between about 400 nm to about 500 nm. The disclosed display device can include a liquid crystal panel configured to control transmission of light from the backlight to a viewer. The display device also includes one or more optical films that incorporate one or more light conversion or light absorbing materials. The optical films can be positioned between the layers of the disclosed display device and give enhanced blue-light absorption to the display device.

A display system and method are disclosed that includes an electronic display device and a backlight comprising a light-emitting array, a reflector adjacent to the light-emitting array, a diffuser opposite the reflector, a first brightness enhancing layer adjacent the diffuser, and an optical film in the backlight unit that includes at least one light conversion material or at least one light conversion material. The light conversion material is structured and configured to reduce hazardous blue light emissions between about 400 nm to about 500 nm. The disclosed display device can include a liquid crystal panel configured to control transmission of light from the backlight to a viewer. The display device also includes one or more optical films that incorporate one or more light conversion or light absorbing materials. The optical films can be positioned between the layers of the disclosed display device and give enhanced blue-light absorption to the display device.

A method (400) of configuring a lighting system (100) is discloses. The lighting system (100) comprises a first light switch (110) for controlling a first lighting device (130) and a second light switch (120) for controlling a second lighting device (140). The method (400) comprises: receiving (402) a signal indicative of an activation of a first user input element (112) of the first light switch (110), wherein the activation is indicative of a selection of a first light scene, controlling (404) the first lighting device (130) according to the first light scene, and associating (406) a second light scene with a second user input element (122) of the second light switch (120) based on the selected first light scene, such that when the second user input element (122) is activated by a user, the second lighting device (140) is controlled according to the second light scene.

A method (400) of configuring a lighting system (100) is discloses. The lighting system (100) comprises a first light switch (110) for controlling a first lighting device (130) and a second light switch (120) for controlling a second lighting device (140). The method (400) comprises: receiving (402) a signal indicative of an activation of a first user input element (112) of the first light switch (110), wherein the activation is indicative of a selection of a first light scene, controlling (404) the first lighting device (130) according to the first light scene, and associating (406) a second light scene with a second user input element (122) of the second light switch (120) based on the selected first light scene, such that when the second user input element (122) is activated by a user, the second lighting device (140) is controlled according to the second light scene.