Abstract: A sensing system is provided. The sensing system includes an electrical pulse generator that receives first optical pulses output from a pulsed laser, through a first path, and photo-electrically converts the first optical pulses to generate an electrical pulses; and an optical phase detector that receives second optical pulses output from the pulsed laser, through a second path, and outputs an electrical signal that corresponds to a phase error between the electrical pulses and the second optical pulses based on electro-optic sampling.

Abstract: A hanger device structurally configured to couple at an edge of a horizontal support is disclosed and described, the hanger device including a hanger support including a horizontal top support having a planar undersurface structurally configured to rest on an upper surface of the horizontal support when in use and an edge extension extending downwardly from the top support and configured to abut an edge of the horizontal support. The hanger device can further include a lower hanger coupled to and extending downwardly from the edge extension, a lower hook coupled to the lower hanger and oriented to suspend a decorative item therefrom, and an engagement lock slidably coupled to the lower hanger and configured to contact a bottom surface of the horizontal support opposite the horizontal top support to secure the hanger device to the horizontal support.

Abstract: A lifting aid for an attic ladder includes a track system having a plurality of attachment means configured to secure about a corresponding number of attic ladder rungs. A hand winch is secured to the base of the device and is in mechanical operation with a tray which runs up and down the attic ladder to which the track system is secured.

Abstract: An example electronic device includes: a housing: a display including a plurality of signal lines; an optical sensor module including first and second light emitting elements respectively overlapping first and second signal lines, and a light receiving element configured to collect light from the first and/or second light emitting elements that is reflected and received from an external object; and a processor. The processor is configured to control the first light emitting element based on an off-time point of time of the first signal line corresponding to brightness of the display such that the first light emitting element emits light at a first light-emitting point of time, and to control the second light emitting element based on a time difference between off-time points of time of the first and second signal lines such that the second light emitting element emits light at a second light-emitting point of time.

Abstract: A monitoring device for agricultural use comprising a housing adapted to accommodate at least a solar radiation sensor positioned in the top portion of the housing, the housing comprising an aperture at the top end adapted to allow the solar radiation sensor to be exposed through the aperture. The housing is attached to a hanger located at the same level or below the top end of the housing and adapted to hang the housing on a hanging element such as a cable. The housing may further comprises a leveling component for leveling the solar radiation sensor or the entire monitoring device. The monitoring device optionally comprises a shading sleeve compatible with passing the hanging element through the monitoring device.

Abstract: A method and a device for determining the concentration of an analyte in whole blood is disclosed. In one embodiment, the method includes generating a plasma layer in the whole blood sample. Furthermore, the method includes exposing the plasma layer to light. The method also includes capturing light reflected from the plasma layer. Additionally, the method includes analyzing the reflected light to determine the concentration of the analyte.

Abstract: A LADAR device, including: a rangefinder; a signal transmission module; a power transmission module; a mechanical rotating part; a housing; a signal processing board; and a timing module. The signal transmission module includes at least one optical communication transmitter and one optical communication receiver. The power transmission module includes coupled magnet rings and communicates with the signal transmission module through electromagnetic induction to achieve wireless power transmission. The mechanical rotating part is adapted to drive the rangefinder to rotate axially in 360 degrees. The rangefinder is disposed on the housing, and includes a laser, an emitting lens assembly, a receiving sensor, and a receiving lens. The emitting lens assembly includes a first accommodation space and the laser is disposed in the first accommodation space. The receiving lens includes a second accommodation space and the receiving sensor is disposed in the second accommodation space.

Abstract: A lidar system that includes a laser source can be controlled to fire laser pulse shots from the laser source at a variable rate of firing those laser pulse shots. The fired laser pulse shots can include scheduled laser pulse shots that are targeted at range points in the field of view. The fired laser pulse shots can also include marker shots that bleed energy out of the laser source in order to avoid reaching a threshold for available energy in the laser source and/or regulate energy amounts for the targeted laser pulse shots. A laser energy model that models how much energy is available from the laser source for laser pulse shots over time can be used to model future available energies for the laser source and determine whether any marker shots should be fired.

Abstract: A method for optical distance measurement is provided, comprising emitting measurement pulses and receiving reflected measurement pulses. One transmission element is associated with the each receiving element. The method comprises the definition of a first group of receiving elements, wherein the transmission elements each emit at least one measurement pulse for distance measurement. Emitted measurement pulses are reflected on an object within a measurement range and the receiving elements of the first group receive the reflected measurement pulses.

Abstract: An apparatus for measuring retro-reflectivity of a target object in an outdoor environment includes a modulator to modulate a first optical signal based on a specified modulation value, an optical emitter, coupled to the modulator, to emit the first optical signal along an optical path towards the target object, and an optical detector positioned collinearly with respect to the optical emitter. The optical detector detects a second optical signal that is retro-reflected from the target object. The apparatus includes a lock-in amplifier coupled to the modulator and the optical detector. The lock-in amplifier receives a first electrical signal from the modulator and a second electrical signal from the optical detector, and generates, based on the first electrical signal and the second electrical signal, a third electrical signal indicative of the retro-reflectivity of the target object.

Abstract: A method may include operating a single-photon avalanche diode (SPAD) in a first mode to determine a light intensity level associated with the SPAD, operating the SPAD in a second mode wherein a reverse bias voltage is applied in the second mode to bias the SPAD beyond its breakdown voltage, such that the SPAD operates in a detection mode, and determining a magnitude of the bias voltage applied to the SPAD in the second mode based on the light intensity level determined in the first mode.

Abstract: An optical sensing apparatus includes a base, and an emitter and a detector that are respectively disposed on the base. A package structure covers the emitter and the detector, a first recess portion divides the emitter and the detector, and a second recess portion is located on the detector. A scattering path of light generated by the emitter is altered by the first recess portion and the second recess portion.

Abstract: A support stand for supporting a volumetric modular unit above the ground is disclosed. The support stand includes a top portion with a top surface for contacting and supporting an underside of the modular unit above the ground. A bottom portion with a bottom surface supports the top portion at an elevation above the ground against the underside of the modular unit. An elevating portion has a top side connected to the top portion, a bottom side connected to the bottom portion, and an elevating span between the top side and the bottom side. A pad is connected to the bottom portion. The pad has a bottom surface for contacting and supporting the bottom portion against the ground, an inner pad perimeter and an outer pad perimeter. The top surface is parallel with the bottom surface. The underside and weight of the modular unit is supported on the top surface.

Abstract: A media article support device for use by a user positioned in a bed includes a first rod, a coupler, and a clamping unit. The coupler is engaged to a first end of the first rod and can engage a bedrail of a bed or a surface above the bed. The clamping unit is engaged to a second end of the first rod and can selectively engage a media article, such as a book, electronic device, and the like. The coupler engages the bedrail of the bed or the surface above the bed so that the clamping unit is positionable proximate to a head of a user lying or sitting in the bed. The media article engaged to the clamping unit is positioned to be viewed by the user.

Abstract: A multifunction display stand configured to support a display, the display stand can include a display mount assembly configured to mount to and support a display, a hub assembly comprising a recess configured to receive a modular unit positioned therein, the modular unit comprising one of: a lighting unit, a mobile power supply unit, an air purifier unit, and a speaker unit, and a legs or other type of support assembly. The modular units can be selectively installed within the recess to provide additional functionality for the display stand as desired.

Abstract: A system for association-based scattering processing includes a spatial light modulator configured to modulate one or more of phase and amplitude of light irradiated from a light source to a target object. Additionally, the system includes processing circuitry configured to evaluate a field distribution for one localized illumination, induce a set of field distributions for a plurality of localized illuminations based on the field distribution for the one localized illumination, and apply the set of field distributions to the spatial light modulator, scanning a plurality of localized illuminations on the target object.

Abstract: A cable assembly includes a cable and a cable mounting clamp. The cable mounting clamp includes a base removably connectable to a surface. The base includes an outer body which defines an inner channel and a support ramp disposed within the inner channel, the inner channel extending along a longitudinal axis. The cable mounting clamp further includes a roller tube disposed within the inner channel and moveably mounted on the support ramp, the roller tube translatable along the longitudinal axis relative to the support ramp. The cable is inserted through the roller tube and extends through the inner channel, such that the cable is translatable with the roller tube along the longitudinal axis.

Abstract: A system and adjustable apparatus for applying CO2 gas to improve Cannabis production. The system includes upstream and downstream stages or subsystems. The upstream subsystem receives and stores gas, particularly CO2 gas. It monitors the environment of the downstream subsystem, determines when and how to apply gas to plants growing in the downstream system, acquires gas stored in the upstream subsystem, and distributes it to the downstream system. It also has various monitoring, command and control, management, and reporting features. The downstream subsystem includes one or more plant growth areas or plots, gas distribution means, such as gas conduits, tubes or lines from the midstream subsystem, and the high efficiency, adjustable gas applicator, and various sensing and monitoring devices communicatively connected to the upstream subsystem. Also disclosed are systems, apparatus and methods for pest control, humidity control, and odor control.

Abstract: A fastening means is for attaching a cable to a tubular body. The tubular body has a sleeve with a first end face and a second end face. The fastening means has a first attachment part arranged with a first abutment surface for resting against the first end face; a second attachment part arranged with a second abutment surface for resting against the second end face; both the first attachment part and the second attachment part including a through cable recess; and a tightening device for pulling the first attachment part and the second attachment part towards each other. The fastening means is characterized by the first attachment part and the second attachment part being adjustably connected in a spaced-apart manner via the tightening device.

Abstract: A sensor device has a metal sensor housing with a housing base coupled to a frame base of a metal optical frame. A device mounting plate is orthogonal to the frame base. A securing device secures an optical communication device to the device mounting plate. A barrel mounting channel has first and second sidewalls, each extending obliquely to the frame base and defining a linear translation pathway along the frame base for a metal lens barrel. A fastener secures the metal lens barrel to the first and second sidewalls. A glass lens is in contact with three protrusions extending outward from an inner annular surface of the lens barrel. The optical communication device is configured to be in optical communication with the lens and is secured in a particular position in a translation plane mutually defined by the device mounting plate and the optical communication device.