The invention relates to a light sensing device for sensing ambient light intensity, comprising at least one ambient light sensor and an occlusion detector for detecting an object occluding the ambient light sensor. The invention is further related to a corresponding method for sensing ambient light intensity.

An optical sensor module includes a support unit, a light-receiving unit and a light-emitting unit. The support unit includes a main plate, and a side plate inclined relative to the main plate. The light-receiving unit includes a photodetector disposed on the main plate and having a light-receiving surface located away from the main plate, and a light-blocking member covering part of the photodetector. The light-emitting unit emits light toward an imaginary line perpendicular to the light-receiving surface, and is disposed on the side plate. A wearable device including the optical sensor is also disclosed.

An electromagnetic radiation detector includes an InP substrate having a first surface opposite a second surface; a first InGaAs electromagnetic radiation absorber stacked on the first surface and configured to absorb a first set of electromagnetic radiation wavelengths; a set of one or more buffer layers stacked on the first InGaAs electromagnetic radiation absorber and configured to absorb at least some of the first set of electromagnetic radiation wavelengths; a second InGaAs electromagnetic radiation absorber stacked on the set of one or more buffer layers and configured to absorb a second set of electromagnetic radiation wavelengths; and an immersion condenser lens formed on the second surface and configured to direct electromagnetic radiation through the InP substrate and toward the first InGaAs electromagnetic radiation absorber and the second InGaAs electromagnetic radiation absorber.

A system for measuring light intensity of a specific location and wirelessly transferring the light intensity data contains at least one light intensity sensing assembly and a computing device. The light intensity data is recorded by the light intensity sensing assembly and is wirelessly transferred to the computing device. The light intensity sensing assembly contains a dome lens, a photocell, a processing unit, a wireless data-transferring module, and a portable power source. The photocell is centrally mounted within the dome lens in order to receive a maximum amount of light. The photocell is electronically connected to the processing unit. In order to transmit the light intensity data, the processing unit is electronically connected to the wireless data transfer module. The photocell, the processing unit, and the wireless data-transferring module are powered by the portable power source.

The present application discloses device and system embodiments that address mobile device integration considerations for various categories of UV sensors, including cameras, photodiodes, and chemical sensors. The UV sensors may use the functionalities of the existing in-built sensors in conventional mobile devices, and/or integrate additional components specific to UV sensing. By optimally positioning the sensors, UV sensing and other collateral functionalities (e.g., charging a photovoltaic cell integrated with the mobile device) can be realized in parallel.

A wearable apparatus for indicating a threshold amount of ultra-violet (UV) light has been received by a user and method of making the same are provided. In an embodiment, a wearable apparatus includes a first material and a second material. The second material includes a color changing material that changes color from a first color to a second color when exposed to a threshold level of UV light. The wearable apparatus is configured to be worn by a user in a place exposed to sunlight. The second color indicates that the user has been exposed to a threshold amount of UV light.

A device includes a semiconductor chip, and a semiconductor chip package in which the semiconductor chip is packaged. The semiconductor chip has a first major surface opposite a second major surface, and a set of four edges extending between the first major surface and the second major surface. The semiconductor chip package includes at least first and second electrodes exposed to an exterior of the semiconductor chip package and positioned apart from the semiconductor chip. The at least first and second electrodes overlap only one edge of the semiconductor chip. The semiconductor chip package also includes a filler that is molded between the semiconductor chip and each of the at least first and second electrodes.

Apparatuses, methods, systems, and program products are disclosed for measuring light using a digital pen. An apparatus includes a processor and a memory that stores code executable by the processor. In one embodiment, the processor determines whether a digital pen that is configured to communicate with an information handling device is in a docked position. The processor receives a light measurement sensed by the digital pen and performs an adjustment to an output parameter of a display for the information handling device in response to receiving the light measurement. A method, system, and computer program product may perform the functions of the apparatus.

The computer system and computer-implemented method of generating and providing skin care product recommendations to a subject, wherein the method comprises determining, by a computing device, a UV-B exposure of the subject; determining, by the computing device, a vitamin D intake due to the UV-B exposure; determining, by the computing device, a target vitamin D of the subject; and providing, by the computing device, a skin care product recommendation to the subject when the vitamin D intake due to the UV-B exposure is less than the vitamin D target of the subject.

An ultraviolet light radiation sensing device to be wearable by a human being is provided, the device including a front part and a rear part, an ultraviolet light radiation sensor with associated microprocessor on a printed circuit board, a battery, and a wireless communication unit, e.g. for Bluetooth communication. If the front and rear part are made from a metal or metal alloy, and are interconnected by a middle member made from electrically insulating polymer material, the front and rear parts constitute antenna elements of the wireless communication unit. The device is intended to enable interaction with application data of a smartphone, a method being provided to establish recommended UV-dose and related exposure time by the sun onto the skin of the human being.