Abstract: A light emitting element package includes a substrate provided with an interconnect portion, a light emitting element mounted on the substrate and connected to the interconnect portion, and a cover member contacting an upper surface of the light emitting element while covering the light emitting element. The cover member comprises an organic polymer, which can have polymer nodes linked to each other, and has a light transmittance of 85% or more in an ultraviolet wavelength range.

Abstract: A sterilization apparatus includes a light source unit for emitting light to a sterilization region for sterilizing a target particle, a power supply unit for supplying power to the light source unit, and a photodiode unit for sensing the light from the light source unit. The photodiode unit is driven by the light from the light source unit.

Abstract: A light emitting diode package includes a main frame including a base frame and a middle frame disposed on the base frame, a holding frame disposed on the middle frame, a light emitting diode chip disposed on the base frame, and a window secured by the main frame and the holding frame. The middle frame includes a middle frame open portion exposing the light emitting diode chip. The holding frame includes a holding frame open portion at least partially overlapping with the middle frame open portion on a plane. The holding frame open portion has an area decreasing in a direction away from the main frame.

Abstract: A light-emitting device package includes a substrate having a mounting region in which a light-emitting device chip is mounted. The light-emitting device package further includes a reflector and a cover enclosing the reflector. The reflector is disposed around the light-emitting device chip and having an opening through which the mounting region of the substrate is exposed. The reflector has elasticity to allow variation of a diameter thereof.

Abstract: A light emitting element package includes a substrate provided with an interconnect portion, a light emitting element mounted on the substrate and connected to the interconnect portion, and a cover member contacting an upper surface of the light emitting element while covering the light emitting element. The cover member comprises Teflon-based organic polymers and has a light transmittance of 85% or more in an ultraviolet wavelength range.

Abstract: An improved light emitting heterostructure and/or device is provided, which includes a contact layer having a contact shape comprising one of: a clover shape with at least a third order axis of symmetry or an H-shape. The use of these shapes can provide one or more improved operating characteristics for the light emitting devices. The contact shapes can be used, for example, with contact layers on nitride-based devices that emit light having a wavelength in at least one of: the blue spectrum or the deep ultraviolet (UV) spectrum.

Abstract: A solution is provided in which one or more of a plurality of light elements is alternately operated as a light emitting element and a light detecting element. For example, a system can operate a light element as a light detecting element while operating at least one other light element as a light emitting element in order to manage operation of the light elements to generate light having a set of desired attributes, evaluating an operating condition of the other light element(s), and/or the like.

Abstract: A solution for protecting an electronic device from an electrical surge using a mounting structure is provided. In particular, the mounting structure comprises a conductive material and is electrically connected to the protected electrical device. The conductive material and/or mounting structure can have one or more properties that prevent the mounting structure from adversely impacting operation of the electronic device during normal operation, but enables the mounting structure to provide an alternative electrical path during the electrical surge.

Abstract: An improved light emitting heterostructure and/or device is provided, which includes a contact layer having a contact shape comprising one of: a clover shape with at least a third order axis of symmetry or an H-shape. The use of these shapes can provide one or more improved operating characteristics for the light emitting devices. The contact shapes can be used, for example, with contact layers on nitride-based devices that emit light having a wavelength in at least one of: the blue spectrum or the deep ultraviolet (UV) spectrum.

Abstract: An improved light emitting heterostructure and/or device is provided, which includes a contact layer having a contact shape comprising one of: a clover shape with at least a third order axis of symmetry or an H-shape. The use of these shapes can provide one or more improved operating characteristics for the light emitting devices. The contact shapes can be used, for example, with contact layers on nitride-based devices that emit light having a wavelength in at least one of: the blue spectrum or the deep ultraviolet (UV) spectrum.

Abstract: A semiconductor sensing device in which a sensing layer is exposed to a medium being tested in an area below and/or adjacent to a contact. In one embodiment, the device comprises a field effect transistor in which the sensing layer is disposed below a gate contact. The sensing layer is exposed to the medium by one or more perforations that are included in the gate contact and/or one or more layers disposed above the sensing layer. The sensing layer can comprise a dielectric layer, a semiconductor layer, or the like.

Abstract: A solution is provided in which one or more of a plurality of light elements is alternately operated as a light emitting element and a light detecting element. For example, a system can operate a light element as a light detecting element while operating at least one other light element as a light emitting element in order to manage operation of the light elements to generate light having a set of desired attributes, evaluating an operating condition of the other light element(s), and/or the like.

Abstract: A solution for sterilizing one or more hollow components of a device, such as a medical device, is provided. Ultraviolet radiation having one or more predominant wavelength(s) and a sufficient dose is generated and directed to an interior side of the hollow component(s). The predominant wavelength(s) is/are selected to harm one or more target organisms that may be present on the interior side. The ultraviolet radiation can be delivered by a structure that is periodically inserted and retracted into the hollow component. The structure can be configured to provide additional cleaning capability, such as suction, for removing matter that may be present in the hollow component.

Abstract: A solution for suppressing organism growth using ultraviolet radiation generated by solid state ultraviolet radiation emitters, such as ultraviolet diodes is provided. The invention includes a connection structure that includes a plurality of solid state ultraviolet radiation emitters disposed thereon. Each of the plurality of solid state ultraviolet radiation emitters emits ultraviolet radiation having a wavelength less than or equal to four hundred nanometers to harm a target organism that may be present on a surface. In one embodiment, the connection structure comprises a two-dimensional mesh that may be placed adjacent an air filter, incorporated in a cover, and/or moved with respect to a surface, such as the interior of an air duct. In this manner, the invention can suppress and/or prevent the growth of organisms, such as biofilms and mold, in locations that are susceptible to such growth.

Abstract: A semiconductor sensing device in which a sensing layer is exposed to a medium being tested in an area below and/or adjacent to a contact. In one embodiment, the device comprises a field effect transistor in which the sensing layer is disposed below a gate contact. The sensing layer is exposed to the medium by one or more perforations that are included in the gate contact and/or one or more layers disposed above the sensing layer. The sensing layer can comprise a dielectric layer, a semiconductor layer, or the like.

Abstract: A semiconductor sensing device in which a sensing layer is exposed to a medium being tested in an area below and/or adjacent to a contact. In one embodiment, the device comprises a field effect transistor in which the sensing layer is disposed below a gate contact. The sensing layer is exposed to the medium by one or more perforations that are included in the gate contact and/or one or more layers disposed above the sensing layer. The sensing layer can comprise a dielectric layer, a semiconductor layer, or the like.

Abstract: An improved light emitting heterostructure and/or device is provided, which includes a contact layer having a contact shape comprising one of: a clover shape with at least a third order axis of symmetry or an H-shape. The use of these shapes can provide one or more improved operating characteristics for the light emitting devices. The contact shapes can be used, for example, with contact layers on nitride-based devices that emit light having a wavelength in at least one of: the blue spectrum or the deep ultraviolet (UV) spectrum.

Abstract: A solution for suppressing organism growth using ultraviolet radiation generated by solid state ultraviolet radiation emitters, such as ultraviolet diodes is provided. The invention includes a connection structure that includes a plurality of solid state ultraviolet radiation emitters disposed thereon. Each of the plurality of solid state ultraviolet radiation emitters emits ultraviolet radiation having a wavelength less than or equal to four hundred nanometers to harm a target organism that may be present on a surface. In one embodiment, the connection structure comprises a two-dimensional mesh that may be placed adjacent an air filter, incorporated in a cover, and/or moved with respect to a surface, such as the interior of an air duct. In this manner, the invention can suppress and/or prevent the growth of organisms, such as biofilms and mold, in locations that are susceptible to such growth.

Abstract: An improved solution for purifying a medium using ultraviolet radiation is provided. The ultraviolet radiation is generated using at least one of an ultraviolet light emitting diode or an ultraviolet laser diode. In one embodiment, the diode(s) are disposed on a conduit that contains the medium and through which the medium moves. In this manner, operation of the system is made safer and the system can be incorporated into various new purification applications.

Abstract: A solution for sterilizing one or more hollow components of a device, such as a medical device, is provided. Ultraviolet radiation having one or more predominant wavelength(s) and a sufficient dose is generated and directed to an interior side of the hollow component(s). The predominant wavelength(s) is/are selected to harm one or more target organisms that may be present on the interior side. The ultraviolet radiation can be delivered by a structure that is periodically inserted and retracted into the hollow component. The structure can be configured to provide additional cleaning capability, such as suction, for removing matter that may be present in the hollow component.