Abstract: Devices, methods, and systems for a self-testing fire sensing device are described herein. One device includes a fan, an optical scatter chamber configured to measure a quantity of particles therein, and a controller configured to compare the quantity to a baseline quantity and transmit a command to a fan responsive to the quantity being greater than the baseline quantity, wherein the fan is configured to activate for a particular period of time to remove particles from the optical scatter chamber responsive to receiving the command, wherein the optical scatter chamber is configured to measure the quantity of particles therein after the particular period of time, and wherein the controller is configured to compare the quantity of particles after the particular period of time to the baseline quantity and report a confirmed fire responsive to the quantity of particles after the particular period of time being greater than the baseline quantity.

Abstract: A method to perform an in-situ analysis of a downhole communication system includes generating a transmission waveform of a transmission signal, and amplifying the transmission waveform by a digital to analog converter and an amplifier that are configured to modify a property of the transmission waveform. After generating the transmission waveform, the method includes transmitting the transmission waveform to a tool of a communication system. The method further includes filtering a response waveform from the tool, the response waveform being a waveform of a signal transmitted by the tool in response to receiving the transmission waveform. The method further includes performing an in-situ analysis of the tool based on the response waveform.

Abstract: A system for managing well production equipment, the system comprising a) an RFID tag reader associated with a production well within a production well field, said RFID tag reader being positioned to read RFID tags associated with well production equipment as the well production equipment is run into said production well; and b) a data processing unit in communication with said RFID tag reader associated with a production well.

Abstract: Technologies are disclosed for contingency vehicular signaling. A first DC power source may be connected with one or more indicators. The first DC power source may be connected with a second DC power source, and/or a third DC power source, via a semiconductor. The first DC power source may be configured to receive a second DC current flow from the second DC power source, and/or a third DC current flow from the third DC power source. The semiconductor may be configured to block a first DC current flow from the first DC power source to the second DC power source, and/or the third DC power source. The first DC power source may be configured to provide the one or more indicators with the first DC current flow via the at least one electrical switch regardless of a magnitude of the second DC current flow, and/or the third DC current flow.

Abstract: An information processing terminal 10 includes: a trigger point recording unit 118 that acquires a trigger point at which gait authentication of a user for unlocking doors is performed, the trigger point passed through before a point at which unlocking the doors is performed on the vehicle 30; a gait authentication unit 140 that performs the gait authentication on a basis of motion information obtained by continuously measuring walking of the user when the trigger point is passed; and an information presentation unit 134 that notifies the user that the gait authentication has failed in a case where the gait authentication has failed.

Abstract: A drinking vessel can include a liquid container that includes temperature controller and a temperature measurement device. The temperature measurement device can measure a temperature of a beverage within the liquid container. The temperature control device can control the temperature of the beverage within the liquid container to maintain the beverage at a desired temperature for consumption. The drinking vessel can also include a base that includes one or more of a power supply, electronics, a transceiver, input/output ports, a display, or charger. The base can couple to the liquid container via a mechanical and electrical interface.

Abstract: In one embodiment, a computer-program product embodied in a non-transitory computer readable medium that is programmed for performing active vibration cancellation (AVC) in a moving vessel is provided. The computer-program product includes instructions to receive a first signal indicative of vibrations that are exhibited on at least one passenger in a cabin of the moving vessel and to determine a resonant frequency of the vibrations that are exhibited on the at least one passenger based on the first signal. The computer-program product further includes instructions to generate a first anti-wave signal based on the resonant frequency and to drive at least one haptic actuator that is positioned proximate to the at least one passenger in the cabin with the first anti-wave signal to minimize motion sickness for the at least one passenger caused by the vibrations that are exhibited on the at least one passenger in the vessel.

Abstract: A smoke detection method with temperature and dust compensation includes providing a smoke detector that generates reading values; providing a database that stores smoke-free reference values at every temperature or at every few temperatures in a working range of temperatures, differences between the reading values and corresponding smoke-free reference values being used to detect smoke; obtaining smoke-free reference values at a current temperature from the database if temperature changes; and performing temperature learning to obtain smoke-free reference values if the smoke-free reference values do not exist in the database or when dust is detected for at least one time.

Abstract: Changing a lighting mode for a human interface device is described herein. A first lighting mode can be initiated for a human interface device. Keys on the human interface device can be selected over a period of time at a frequency that is within a defined range. A second lighting mode for the human interface device can be identified based in part on the frequency being within the defined range. The first lighting mode and the second lighting mode can define a lighting scheme for light sources in the human interface device that reflect a user mood. The first lighting mode can be switched to the second lighting mode.

Abstract: Systems and methods of evaluating well cementation are disclosed. In certain embodiments, a tool is lowered into a casing surrounded by an annular material within a wellbore. An emitter of the tool emits an acoustic signal at a first pitch angle selected to excite a mixed-mode Lamb wave comprising a symmetric extensional (Sn) mode and an asymmetric flexural (An) mode of a Lamb wave in the casing. A receiver of the tool that is disposed at a first distance from the emitter receives a portion of the Lamb wave that has leaked from the casing at approximately the first distance.

Abstract: A Short Circuit Detection module capable of detecting a fail related with the Short circuit condition in one or more LEDs contained in a series connection string comply with the failure mode (One out-All out) and can send a single failure signal to a body control module (BCM). The Short Circuit Detection module 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.

Abstract: An HVAC monitoring system includes a base unit mounted on a condenser and/or furnace that is electrically connected to a plurality of thermistors positioned at specific locations critical to efficient operation of the system. The base unit is in discrete wireless communication with a receiver positioned within the building interior where it is readily accessible and observable by the occupant. The receiver includes a display screen with indicators that visually inform a user of an alert condition.

Abstract: A computer-implemented method includes receiving sensor signals from at least one sensor at a bottom hole assembly within a wellbore. The method further includes identifying at least two downlink signal triggers from the sensor signals and detecting a downlink signal between the at least two downlink signal triggers. Further, the method includes decoding the downlink signal detected between the at least two downlink signal triggers and controlling a downhole tool using the decoded downlink signal.

Abstract: A method is for controlling the occupancy of the seats of one or more vehicle(s) by passengers using a control device for controlling the occupancy of the seats. The vehicle includes a number of seats equipped with a reading light. The control device includes each reading light, a control system for controlling the reading lights and a controller. The method includes an emission of at least one piece of data related to the seat toward an electronic device of a passenger of the vehicle. The piece of data is emitted using a wireless optical communication technique, which is a technique of visible light communication. The emission of the at least one piece of data related to the seat is carried out by the reading light of the seat controlled by the control system.

Abstract: Computer implemented methods and systems for detecting noise in cardiac activity are provided. The method and system obtain a far field cardiac activity (CA) data set that includes far field CA signals for a series of beats, overlay a segment of the CA signals with a noise search window, and identify turns in the segment of the CA signals. The method and system determine whether the turns exhibit a turn characteristic that exceed a turn characteristic threshold, declare the segment of the CA signals as a noise segment based on the determining operation, shift the noise search window to a next segment of the CA signal and repeat the identifying, determining and declaring operations; and modify the CA signals based on the declaring the noise segments.

Abstract: A monitoring circuit for a photovoltaic module includes a measurement conditioning circuit, a microcontroller circuit, and a transmitter circuit. The measurement conditioning circuit includes a voltage sense terminal, a voltage reference terminal, and a digital measurement data output. The microcontroller circuit includes a digital measurement data input coupled with the digital measurement data output, a modulation clock input, a measurement data stream output, and a transmit select output. The transmitter circuit includes a measurement data stream input coupled with the measurement data stream output, a modulation clock output coupled with the modulation clock input, a transmit select input coupled with the transmit select output, and positive and negative output communication terminals.

Abstract: An automated restroom dispenser assembly includes a personal electronic device that is carried by a maintenance worker of a public building. A toilet paper dispenser, a paper towel dispenser and a soap dispenser is each mountable in a public restroom located in the public building. A communication unit is integrated into each of the toilet paper dispenser and the paper towel dispenser and the soap dispenser and the communication unit is in remote communication with the personal electronic device. The communication unit associated with each of the toilet paper dispenser or the paper towel dispenser or the soap dispenser communicates a service request to the personal electronic device for refilling the toilet paper dispenser or the paper towel dispenser or the soap dispenser.

Abstract: A system and method for a telematic application on a mobile electronic device that can include detecting, in the telematic application, vehicular travel; collecting, in the telematic application, driver status identification data; determining a driver status based on the driver status identification data; recording the driver status; and recording telematic data based on the driver status.

Abstract: Various embodiments herein relate to methods and systems for backscatter communication using pre-defined templates. In accordance with at least one embodiment, there is provided a backscattering communication system, comprising a transmitting unit, a backscattering tag, and a receiving unit. The transmitting unit is configured to transmit a signal comprising a transmitted frame including a pre-defined data payload. The backscattering tag is configured to: receive, from the transmitting unit, the signal comprising the transmitted frame; encode tag data over the pre-defined data payload to generate a modified data payload; and transmit a backscattered signal comprising a backscattered frame including the modified data payload.

Abstract: A collision detection system including a proximity sensor, positioning sensor, and controller. The controller includes a memory storing instructions, and a model of the machine that includes dimension information of the machine, location information of the proximity sensor, and pose information of movable portions of the machine. A processor is connected to the proximity sensor, positioning sensor, and memory, and is configured to update pose information of the model based on the pose of the movable portions determined using the positioning sensor. The processor may receive a detection of the object from the proximity sensor. The processor may determine an expected detection result of the proximity sensor using the model, and based on the location information of the proximity sensor and the updated pose information. The processor may compare the detection with the expected detection result to determine whether the detection results from the movable portion or a foreign object.