A failure detection circuit capable of detecting an outage for a hybrid turn signal lamp is provided. The failure detection circuit is capable of detecting the failure of an incandescent light source and an LED light source and capable of sending a single failure signal to a body control module (BCM). The failure detection circuit includes an outage detection module connected in series between a power supply and an incandescent light source. The failure detection circuit also includes a lamp driver circuit adapted to detect a change in LED current or voltage that is indicative of a LED light source failure and thereafter output the failure signal to the BCM.

A light detecting device, a lighting module, and a manufacturing method for the same are provided. The lighting module includes a carrier, a light assembly having a first lighting unit and a second lighting unit, a lens assembly having a first lens and a second lens, and a casing surrounding the lens assembly. The first lighting unit emits a first beam having a first wavelength through the first lens to define a first view angle and the second lighting unit emits a second beam having a second wavelength through the second lens to define a second view angle. The first wavelength is smaller than the second wavelength, and the first view angle is greater than the second view angle.

A light sensing module and an electronic device using the same are provided. The light sensing module includes a substrate, a light sensing unit, a first light-transmissive component and a blocking wall. The light sensing unit is disposed on the substrate to sense an intensity of a working light beam. The first light-transmissive component covers the light sensing unit, and has a first refractive index that is between a refractive index of the light sensing unit and a refractive index of air. The blocking wall is disposed on the substrate, and surrounds the light sensing unit and the first light-transmissive component.

A projection device and a household appliance are provided. The projection device includes a casing, a lens component, and a pattern lighting module. An opening is disposed at a front end of the casing. The lens component is disposed inside an accommodating space of the casing and fixed on the casing, and the lens component corresponds to the opening. The pattern lighting module is disposed inside the accommodating space of the casing and fixed on the casing, and the pattern lighting module corresponds to the lens component. The pattern lighting module emits at least one patterned light beam that passes through the lens component and the opening sequentially.

The present disclosure provides an intelligent lighting control system for automated lighting adjustments. The system includes a lighting control module configured to cause a transmission of a quantity of electrical energy to a lighting circuit and a detector circuit positioned in the lighting control module and configured to detect a change in a strength of detected signal, such as wireless signal. The system includes a controller coupled to the detector circuit and the lighting control module. The controller includes a processor configured to determine a time of day and to cause the lighting control module to change the quantity of electrical energy transmitted to the lighting circuit in response to the time of day exceeding a predetermined time threshold and the change in the strength of the wireless signal falling below a predetermined value. The controller can cause the lighting control module to reduce the quantity of electrical energy.

The present disclosure provides an intelligent lighting control system for automated lighting adjustments. The system includes a lighting control module configured to cause a transmission of a quantity of electrical energy to a lighting circuit and a detector circuit positioned in the lighting control module and configured to detect a change in a strength of detected signal, such as wireless signal. The system includes a controller coupled to the detector circuit and the lighting control module. The controller includes a processor configured to determine a time of day and to cause the lighting control module to change the quantity of electrical energy transmitted to the lighting circuit in response to the time of day exceeding a predetermined time threshold and the change in the strength of the wireless signal falling below a predetermined value. The controller can cause the lighting control module to reduce the quantity of electrical energy.

A failure detection circuit capable of detecting an outage for a hybrid turn signal lamp is provided. The failure detection circuit is capable of detecting the failure of an incandescent light source and an LED light source and capable of sending a single failure signal to a body control module (BCM). The failure detection circuit includes an outage detection module connected in series between a power supply and an incandescent light source. The failure detection circuit also includes a lamp driver circuit adapted to detect a change in LED current or voltage that is indicative of a LED light source failure and thereafter output the failure signal to the BCM.

A failure detection circuit capable of detecting an outage for a hybrid turn signal lamp is provided. The failure detection circuit is capable of detecting the failure of an incandescent light source and an LED light source and capable of sending a single failure signal to a body control module (BCM). The failure detection circuit includes an outage detection module connected in series between a power supply and an incandescent light source. The failure detection circuit also includes a lamp driver circuit adapted to detect a change in LED current or voltage that is indicative of a LED light source failure and thereafter output the failure signal to the BCM.

A method for trailer lighting recognition by a control unit for trailer lighting control of a towing vehicle, in particular for trailer lighting recognition during or after the coupling of the trailer to the towing vehicle, wherein the control unit has, for each light of the trailer lighting system, a voltage supply connection that is connected by an actuator to a voltage supply of the towing vehicle in order to switch on the light of the trailer associated with the voltage supply connection.

A lighting system that includes a lighting device and a dimming controller. The lighting device has a support structure that supports multiple lighting zones. Each lighting zone including one or more lighting sources. The dimming controller is in communication with multiple dimmers supported by the lighting device. Each of the lighting sources is coupled to a corresponding dimmer from the multiple dimmers. The dimming controller is configured to communicate a controlled setting for one or more of the lighting zones to the multiple dimmers. Other embodiments may be described and/or claimed.