Abstract: A system (100) for assisting a user in a process is disclosed. The process comprises a plurality of process phases. The system (100) comprises: a lighting unit (120) configured to emit light comprising an embedded code (130), the embedded code 130 being representative of a process phase of the process, and a tool (102) comprising: a user input element 108 configured to receive a user input to activate the tool (102), a light detector (104) configured to detect the light emitted by the lighting unit (120), and a processor (106) configured to extract the embedded code (130) from the detected light, to determine a tool setting for the tool (102) based on the embedded code (130), to configure the tool (102) based on the tool setting such that when the user input is received, the tool (102) is controlled in accordance with the tool setting.

Abstract: A method and system for detection and alerting of a known condition within an environment. The systems and methods obtain a plurality of reference images from a plurality of samples under known conditions, provide each of the plurality of reference images to an image recognition algorithm and generate a historical database of reference images to be used in real-time. The system can obtain real-time samples, render spectral ages of the sample's composition, and use the image recognition algorithm to compare the overall shape of the image to the overall shapes in the reference images to determine if they match to within a threshold value. Upon a positive determination that the images match within a threshold value, an alert can be sent to the supervisor of an environment to warn them of the onset of a known condition. In some examples, counter-measures can be employed to alleviate certain known conditions.

Abstract: The invention relates to a luminaire system (100) comprising a lighting unit (101), a housing (102) containing at least a part of the lighting unit, wherein the lighting unit and the housing are parts of a luminaire, and a sensing means (103) positioned at or within the housing, wherein the sensing means is adapted to sense a functional parameter indicative of a functional characteristic of the luminaire that is influenced by water ingress into at least a part of the luminaire. Further, the luminaire system comprises a water ingress determination unit (104) being adapted to determine water ingress into at least a part of the luminaire based on the sensed functional parameter. Thus, a luminaire system is provided that allows to determine water ingress into a luminaire before the water can damage the luminaire such that the persistence and safety of the luminaire is improved.

Abstract: The invention provides a control device for controlling at least one wirelessly connected lighting device within a wireless network, wherein the control device comprises: a transceiver configured to overhear and transmit a message within the wireless network; a light sensor configured to detect a light signal comprising a temporal characteristic that is characteristic for a first artificial light source; a processor operatively coupled to the light sensor and the transceiver, wherein the processor is configured to: determine, based on analyzing said temporal characteristic, a first condition that the light signal belongs to the of artificial light source, and transmit a control message to the at least one wirelessly connected lighting device upon determining said first condition.

Abstract: A method and optical system for preemptively correcting a potential future misalignment of an optical communication beam between a plurality of free space optical (FSO) units or Light Fidelity (Li-Fi) units by intentionally generating predetermined and repetitive motions of the beam path between the units using an adjustment mechanism. In some examples the predetermined motion is a circular motion or a reciprocating and/or translating motion. The predetermined motions can be implemented by an adjustment mechanism which can include a plurality of piezoelectric actuators or one or more MEMS controlled mirrors or micro-lenses.

Abstract: The invention is directed to a water-detection device (100) for detecting a change in an amount of water (W) with respect to a baseline-condition. The water-detection device is configured to compare signal-quality values to baseline-values. The signal-quality values are indicative of a signal-quality metric that is correlated to the amount of water present in a signal-propagation path (S). The baseline-values are indicative of the signal-quality value obtained from the radio-frequency wireless communication signal at the baseline-condition. The water-detection device is configured to provide a water-detected signal (WD) indicative of a possible change of the amount water in the respective signal-propagation path upon determining that respective signal-quality value has been outside a tolerance-range of the baseline-value for a predetermined amount span, without the need of any dedicated water sensor.

Abstract: The invention provides a fused deposition modeling 3D printer (500), comprising (i) a printer head (501), (ii) a 3D printable material providing device (575), (iii) an actuator (610) for moving one or more of (a) the printer head (501) and (b) a receiver item (550), (iv) an optical sensor (620), and (v) n optical elements (630), wherein n?1; wherein: - in an operational mode of the fused deposition modeling 3D printer (500) the optical sensor (620) senses one or more of (i) reflection of radiation (11) at 3D printed material (202) on the receiver item (550), (ii) reflection of radiation (11) at at least one of the n optical elements (630), and (iii) transmission of radiation (11) through at least one of the n optical elements (630), thereby sensing at least part of a space between the receiver item (550) and the printer head (501); - during the operational mode at least one of the group of optical elements (630) and the optical sensor (610) are configured at equal heights or higher than a printer nozzle (502)

Abstract: A method for determining the growth stage of a plant is disclosed. The method comprises illuminating the plant with illumination light. The illumination light causes response light from the plant. The method further comprises detecting the response light from the plant, and, based on the detected response light, determining the growth stage of the plant. In this method, (i) illuminating the plant comprises illuminating with at least partially polarized illumination light, and/or (ii) detecting the response light comprises polarization filtering the response light.

Abstract: Beam locking for free space optical communication systems using vertical-cavity surface-emitting laser arrays. The method includes: transmitting a communication beam from a light source of a first free space optical unit to a detector arranged proximate to a second FSO unit, the second FSO unit having reflective elements; transmitting one or more alignment beams from the light source to the second FSO unit; reflecting the one or more alignment beams or one or more portions thereof from the one or more reflective elements; detecting the reflected one or more alignment beams or one or more portions thereof at a light sensor; and determining whether the first FSO unit is aligned with the second FSO unit or whether the at least one communication beam is affected by one or more environmental conditions based on the detection of the reflected one or more alignment beams or the one or more portions thereof.

Abstract: The invention provides a sensing system for determining a parameter of a set of animals present on a surface area, wherein the sensing system comprises: a controller; at least one range sensor having a Field-of-View to the surface area; wherein the at least one range sensor is configured to at least continually measure heights of animals of the set of animals passing the Field-of-View during a period of time, and to provide a height signal comprising said measured heights during the period of time; wherein the controller is configured to obtain said height signal, and to determine the parameter of the set of animals based on the measured heights during the period of time.

Abstract: The present invention is related to an application of a Single Pixel Thermopile (SPT). The invention provides a sensor device comprising a Single Pixel Thermopile and a controller, wherein the Single Pixel Thermopile is configured to monitor a detection region and to measure over time a temperature signal of said detection region; wherein the detection region is bounded by a surface and the Single Pixel Thermopile is oriented at an angle of at least 20 degrees normal to the surface; wherein a projection of the detection region onto the surface renders an elongated detection area with a length axis and a width axis; wherein the controller is configured to: obtain the temperature signal of the detection region; determine a movement characteristic of a person moving across said surface by detecting a pattern in the temperature signal of the detection region; output an output signal configured to control an electrical device upon determining the movement characteristic.

Abstract: The invention relates to pre-conditioning an animal(s) to (the risk of) heat stress. The invention provides a control device for controlling a lighting device to illuminate at least one animal in a space, wherein the control device is configured to: obtain prediction data indicative of a value of an environmental condition in said space during a future time period; determine said value of the environmental condition based on the prediction data; determine a prediction of heat stress of the at least one animal in said space during the future time period if said value of the environmental condition falls within a predefined limit for heat stress; control, upon determining said prediction of heat stress, a lighting device to illuminate the at least one animal in said space with a lighting characteristic at least partly before said future time period.

Abstract: The invention provides a sensor device for controlling an electrical device, wherein the sensor device comprises a controller and a range sensor; wherein sensor device is configured to be mounted in an orientation relative to gravity; wherein the range sensor is configured to: obtain the orientation of the sensor device relative to gravity; operate in a first detection mode for detecting an object within a first predetermined distance range from the range sensor when the orientation is in a first predetermined orientation; wherein the controller is configured to output a control signal arranged for controlling the electrical device upon the range sensor detecting the object.

Abstract: The invention provides a sensing system (1000), e.g. for agricultural application, comprising a radiation generator (100), a sensing apparatus (200), and a control system (300) functionally coupled to the radiation generator (100) and the sensing apparatus (200), wherein the sensing system (1000) has one or more time-of-flight sensing modes of operation, wherein the generator (100) is configured to generate a pulse of radiation (111) in the one or more time-of-flight sensing modes of operation, and wherein the sensing apparatus (200) is configured to sense wavelength dependent spectral intensities of radiation received by the sensing apparatus (200) as a function of time in the one or more time-of-flight sensing modes, to provide a sensing system signal; wherein the sensing system signal is indicative of the wavelength dependent spectral intensity distribution of the received radiation as a function of time in the one or more time-of-flight sensing modes.

Abstract: It is an object of the invention to provide an improved control system (10) for adapting a light recipe in a growing cycle of at least one boar (40), so as to delay sexual maturation of said at least one boar, which at least alleviates the problems and disadvantages related to boar taint.

Abstract: The present application relates to a system and a method for treating a part of a body to be treated, particularly a system and a method for cutting hair on a part of a body to be treated. The system has a hand-held treating device having a treating unit, and an imaging module configured to generate information indicative of the position of the treating device relative to the part of the body to be treated based on an image of a part of the body and the treating device. The system also has a guide face configured to space the treating unit from the part of the body to be treated during use of the system. A controller is configured to change a distance between the treating unit and the guide face in dependence on the information generated by the imaging module.

Abstract: The invention provides a conditioning device for conditioning at least one animal intended to experience a stressful event, such as e.g. slaughter, transport, and/or evacuation. The conditioning device comprises a controller configured to: obtain an identifier associated with the at least one animal; obtain an input indicative of a period of time in which said at least one animal receives a positive stimulus at a first location; control a lighting unit arranged for illuminating the first location to illuminate the at least one animal with a lighting characteristic at least partly during said period of time, and store an entry linking said identifier to said lighting characteristic in a memory.

Abstract: The invention provides a control device for controlling at least one wirelessly connected lighting device within a wireless network, wherein the control device comprises: a transceiver configured to overhear and transmit a message within the wireless network; a light sensor configured to detect a light signal comprising a temporal characteristic that is characteristic for a first artificial light source; a processor operatively coupled to the light sensor and the transceiver, wherein the processor is configured to: determine, based on analyzing said temporal characteristic, a first condition that the light signal belongs to the of artificial light source, and transmit a control message to the at least one wirelessly connected lighting device upon determining said first condition.

Abstract: A system and method for positioning a payload over an object including a vehicle, the payload, the payload having a first surface, the first surface having a first engagement interface, the object, the object having a second engagement interface arranged to engage with the first engagement interface when the first engagement interface is aligned with the second engagement interface, a first electromagnetic radiation source arranged to generate a first electromagnetic radiation, the first electromagnetic radiation source positioned on the payload or connected to the vehicle, such that the first electromagnetic radiation is arranged to create a first electromagnetic radiation pattern on the object when the payload and the object are aligned.

Abstract: A method (300) for determining temperature in a region (220/230) of an environment (200) by compensating for heat-up of a temperature sensor caused by ambient air and/or electronic heating, using a system (100) comprising: (i) a structure (110); (ii) a controller (130); and (iii) a temperature sensor (120), the method comprising: obtaining (320) first temperature measurements while the structure is in a first operating mode; changing (330) the first operating mode of the structure to a second operating mode; obtaining (340) second temperature measurements while the structure is in the second operating mode; determining (350) a temperature correction comprising an effect of the second operating mode on the temperature sensor; obtaining (360) a new temperature measurement during operation of the structure in the second operating mode; and adjusting (370), using the temperature correction, the new temperature measurement to generate a compensated temperature measurement.