Abstract: It is provided a wearable device for determining when a user has fallen down. The wearable device comprises: a first biometric sensor for obtaining first biometric data of the user, wherein the first biometric sensor is a first accelerometer configured to measure acceleration of a part of a first limb of the user; a second biometric sensor for obtaining second biometric data of the user comprising a finger pressure parameter; and a third biometric sensor for obtaining third biometric data, the third biometric sensor being a second accelerometer configured to measure acceleration of a body part of the user being distinct from the first limb. The wearable device is configured to determine an identity of the user is based on the first biometric data, the second biometric data and the third biometric data, the identity being used to control access to a physical space, and to determine when the user has fallen down.

Abstract: Techniques are disclosed for partial band signal reconstruction. A partial band signal reconstruction circuit includes a zero generator, an analysis filter, and a synthesis filter. The zero generator is configured to generate a zero-value channel (i.e., a signal of all zeros). The analysis filter is configured to convert a wideband time-domain signal into K narrow-band channels, and to select at least R of the K frequency-domain subchannels for synthesis. The synthesis filter is configured to receive the at least R subchannels from the analysis filter and the zero or more zero-value channels from the zero generator and convert the at least R subchannels and the zero-value channels (a total of P channels) into a time-domain signal. The values of K and P are related by a constraint that constrains one or more parameters of the analysis filter and the synthesis filter.

Abstract: Systems and methods are provided for measuring latency in a network device, which can include a signal generator, a sampler, a pulse detector, a timer, and a connector. The signal generator can define a signal profile. The sampler can sample the signal profile at a frequency of at least 4 GHz to generate a plurality of bits, each bit corresponding to a value of the signal profile during the sampling. The pulse detector can detect a change in the signal profile by detecting at least one change in the plurality of bits. The timer can time the change in value in the plurality of bits to provide at least one detection time measurement. The connector can electronically link the signal generator and the sampler to the network device to provide an external network path for transmitting a signal from the signal generator to the sampler via the network device.

Abstract: A method for promoting compliance with an oral hygiene regimen includes displaying, on a display device, a representation of at least a portion of a set of teeth of a user. The method also includes overlaying an indicium on the representation such that the indicium is associated with a first section of the representation. Responsive to a determination, via at least one of one or more processors, that a head of an oral hygiene device is positioned directly adjacent to a first section of the set of teeth that corresponds to the first section of the representation for at least a predetermined amount of time, the indicium is removed from the display device.

Abstract: A lockable medicine container includes a canister having a closed bottom end, an opposite top end defining an access opening, a surrounding wall between the bottom end and the access opening, and an interior volume within the surrounding wall. A radially inwardly extending ledge protrudes from the surrounding wall along at least a portion of a perimeter of the access opening. A lid is removably covering the access opening on the top end. A locking ring is rotatably and non-removably secured to the lid and is rotatable between a locked position and an unlocked position. The locked position is when the locking ring is engaged with the ledge to prevent removal of the lid from the canister. The unlocked position is when the locking ring is disengaged from the ledge to allow removal of the lid from the canister. A lock member is connected to the locking ring to permit selectively moving the locking ring between the locked position and unlocked position.

Abstract: A controlling device includes a storage device configured to store predetermined information about durability of a component of a man-powered vehicle, and a controller configured to control an indicator based on the predetermined information.

Abstract: A wearable device including a skin sensor and a processor is provided. The processor is configured to receive an authentication data for authenticating a user when a wearing state of the wearable device is adjacent to a skin surface of the user, execute a predetermined function in response to a request when the authentication data matches a pre-stored data and the skin sensor determines that the wearable device does not leave the skin surface after the authentication data is received, and reject or ignore the request when the skin sensor determines that the wearable device leaves the skin surface before the predetermined function is executed. The processor further calculates blood pressures according to PPG signals detected by a PPG sensor of the skin sensor.

Abstract: A test system comprises a device under test and a testing device. The device under test comprises a first microphone, wherein the first microphone is configured to receive sound waves. The testing device comprises a first speaker, wherein the first speaker is configured to generate sound waves. The testing device is configured to generate a first acoustic command signal via the first speaker, wherein the first acoustic command comprises a first test command. The device under test is configured to receive the first acoustic command signal via the first microphone. The device under test is configured to generate a first electromagnetic test signal based on the first test command.

Abstract: The present disclosure provides a communication method and related devices. The method includes: before obtaining remaining minimum system information (RMSI) transmitted by a network device, partitioning precoding resource block groups (PRGs) on an initial bandwidth part (BWP); and, communicating with the network device on the initial bandwidth part.

Abstract: Systems and techniques for managing seat haptics are described herein. A system for managing seat haptics may include a seat equipped with an actuator, a processor, and a controller. The processor may receive a signal from a vehicle system. The controller may control the actuator to operate according to a first mode at a first time and operate according to a second mode at a second time based on the signal received from the vehicle system, such as a navigation system or sensor system. The vehicle system may be a vehicle navigation system and the controller may control the actuator to operate according to the first mode, at a first frequency, and according to the second mode, at a second frequency. The first time may be during travel along a route and the second time may be when the vehicle is less than a threshold distance from a destination.

Abstract: A method is disclosed for controlling one or more appliances in a user environment, the one or more appliances in operation capable of causing environmental stimuli disruptive to a user's sleep. The method comprises receiving from one or more sensors data indicative of a sleep state of the user; analysing the received data to determine one or more control actions for controlling the one or more appliances to reduce sleep disruption due to the environmental stimuli caused by the appliances; and controlling the one or more appliances in dependence on the determined control actions. The method may involve determining, based on sleep state data for a first sleep period, an appliance control schedule for a second, later, time period.

Abstract: A passenger cabin monitoring system includes infrared cameras disposed in respective passenger rest compartments, a flight attendant information system including at least one display and at least one speaker, and a computing device in communication with the infrared cameras and the flight attendant information system. The computing device is configured to detect a temperature of a portion of passenger rest compartment based on one or more thermal images generated by a respective infrared camera of the passenger rest compartment. The computing device is further configured to compare the temperature of the portion of the passenger rest compartment with a predetermined critical temperature and provide an audible alert and/or a visual alert via the flight attendant information system to indicate a critical status of the passenger rest compartment when the temperature of the portion of the passenger rest compartment is above the predetermined critical temperature.

Abstract: The present disclosure relates to a system and method of alarm for a vehicle. The present disclosure describes a alarm system for a vehicle for allowing a driver to practice a defensive drive in a weather environment which is hard to recognize the situation around the vehicle. An embodiment provides a alarm system for a vehicle including a camera operable to be disposed at the vehicle so as to have a field of view exterior of the vehicle, where the camera configured to capture image data, an image processor operable to process image data captured from the camera; a plurality of sensors disposed at the vehicle for sensing at least one of a front, side, or rear so as to capture sensing data, an alarm device for alerting a driver when detecting an object located in blind spot of the rear of the vehicle, and controller including at least one of processor configured to process at least one of (i) processing result of the captured image data and (ii) sensing data captured by the plurality of sensors.

Abstract: An information sending method and device are provided, which include: obtaining M pieces of code block information corresponding to one codeword; performing the following processing on each of the M pieces of code block information to obtain N layers of output bit information: obtaining a quantity K of layers corresponding to one piece of the M pieces of code block information; obtaining a quantity of bits output after rate matching is performed on the one piece of code block information; and obtaining K layers of output bit information of the one piece of code block information based on the quantity of layers corresponding to the one piece of code block information and the quantity of bits output after rate matching is performed on the one piece of code block information; and modulating the N layers of output bit information and sending the modulated N layers of output bit information.

Abstract: Disclosed are a communication scheme and a system thereof for converging an IoT technology and a 5G communication system for supporting a high data transmission rate beyond that of a 4G system. The disclosure can be applied to intelligent services (for example, services related to a smart home, smart building, smart city, smart car, connected car, health care, digital education, retail business, security, and safety) based on 5G communication technology and IoT-related technology. Disclosed is a method of a user equipment (UE) in a wireless communication system. The method includes: receiving a message including secondary cell (SCell) configuration information from a base station; identifying whether a condition for transitioning the SCell to a dormant state is satisfied; and in case that the condition for transitioning the SCell to the dormant state is satisfied, releasing periodic transmission resources for the SCell configured in the UE.

Abstract: An apparatus and method for providing a protocol stack design which resists active jammers. The apparatus including a transmitter component, the transmitter component including: a rate-2 orthogonal space-time block code (OSTBC) encoder for processing a set of information symbols to produce a set of encoded signals; a precoder module coupled to an output of the rate-2 OSTBC encoder for modifying a signal-to-jammer plus noise ratio (SJNR) of the set of encoded signals; and an eigen-beamformer module coupled to an output of the precoder module, and configured to generate a set of symbols for transmission via a set of eigenmodes of a channel covariance matrix for the transceiver.

Abstract: Channel state information (CSI) feedback in a wireless communication system is disclosed. A precoding matrix is generated for multi-antenna transmission based on precoding matrix indicator (PMI) feedback, wherein the PMI indicates a choice of precoding matrix derived from a matrix multiplication of two matrices from a first codebook and a second codebook. In one embodiment, the first codebook comprises at least a first precoding matrix constructed with a first group of adjacent Discrete-Fourier-Transform (DFT) vectors. In another embodiment, the first codebook comprises at least a second precoding matrix constructed with a second group of uniformly distributed non-adjacent DFT vectors.

Abstract: There is disclosed a method and system for determining an occurrence of a visit to a venue by a user associated with an electronic device. The method comprises, at a training phase: receiving a SSID; receiving one or more venue identifiers; generating a positive pair; generating a set of negative pairs; wherein the positive pair and the set of negative pairs form a set of training data; training a machine learning algorithm by determining a set of features representative of a property of the set of training data; and generating an inferred function, the inferred function being configured to determine a confidence parameter of a given pair including a given SSID received from the electronic device paired to a given venue identifier, the confidence parameter representing a probability of an occurrence of a visit by the user to the venue associated with the given venue identifier.

Abstract: The controller includes a first equalizer, a first detector, a second detector, a multiplexer, a data clock generator, and a second equalizer. The first equalizer is configured to receive and equalize the input data. The first detector is configured to detect optimum phase of the input data. The optimum phase of the input data represents the input data peak. The second detector is configured to generate an envelope data according to the input data and detect peak of envelop with respect to sampling phase. The data clock generator is configured to generate the recovered data clock. The second equalizer is configured to generate the recovered data. The multiplexer is configured to generate an offset value according to the input data peak and the envelope data peak. The offset value represents the recovered data clock having an optimum sampling frequency and an optimum sampling phase.

Abstract: In a wireless communication network, a primary access node wirelessly serves User Equipment (UEs) over a primary radio channel. A secondary access node wirelessly serves the UEs over a secondary radio channel. The primary access node determines uplink interference. The primary access node processes the uplink interference to select a new primary radio channel size and a new secondary radio channel size. The primary access node wirelessly serves the UEs over the primary radio channel having the new primary channel size. The secondary access node wirelessly serves the UEs over the secondary radio channel having the new secondary channel size.