Abstract: A vehicle-mounted device includes a switch unit installed in a traveling object and configured to be operated by an occupant; a speaker unit installed on a far side of the switch unit from the occupant; an air chamber installed on a far side of the speaker unit from the occupant; and a substrate provided between the switch unit and the speaker unit and including at least one opening.

Abstract: An electronic device is provided. The electronic device includes a plurality of antennas, communication circuit, and a processor operatively connected to the communication circuit. The processor may be configured to transmit capability information of the electronic device to a base station, transmit channel state information measured based on a reference signal received through the plurality of antennas from the base station, receive antenna control information determined based on at least one of the capability information and the channel state information from the base station, and drive the plurality of antennas by selecting one of a polarization multiple-input multiple-output (MIMO) mode and a spatial MIMO mode based on the antenna control information.

Abstract: A system includes obtaining a plurality of automobile part sets through classification based on at least one of the following factors an interface type of an interface of an automobile part, a transmission type used by the automobile part to transmit data, a manufacturer of the automobile part, a type of the automobile part, a safety level of the automobile part, a service type of a service to which data transmitted by the automobile part belongs, or a service level of the service to which the data transmitted by the automobile part in the automobile belongs.

Abstract: A transmission method in a first node device of a power line communication network, the first node device being configured so as to apply a reception mode for receiving data transmitted by a second node device in one or more separate frequency bands in parallel or else in a frequency band called “extended frequency band” comprising at least two separate frequency bands, the method comprising steps of de-interleaving the data read from a buffer memory in a first de-interleaving mode specific to reception in an extended frequency band and detecting whether the de-interleaved data are coherent and, if the obtained data are coherent, recording the de-interleaved data and, if not, de-interleaving data, for each of the separate frequency bands, in a de-interleaving mode specific to the separate frequency band for which the de-interleaving is performed and, if the de-interleaved data are coherent, recording the de-interleaved data.

Abstract: An apparatus may be configured to obtain one or more of data or at least one signal associated with at least one first matrix, where the at least one first matrix is at least one square matrix; perform a decomposition process on the at least one first matrix to obtain at least one first triangular matrix; estimate an inverse of the at least one first triangular matrix based on the at least one second triangular matrix; calculate an inverse of the at least one first matrix based on at least one of (1) the estimated inverse of the at least one second triangular matrix, or (2) the estimated inverse of the at least one first triangular matrix; and transmit one or more of the data or the at least one signal based on the calculated inverse of the at least one first matrix.

Abstract: A method for seamless access control according to one embodiment includes determining whether a user is authorized to access a passageway controlled by an access control device based on credential data received from a mobile device of the user, determining, by a RADAR system, a location of the user relative to the passageway, determining whether the user intends to access the passageway based on the determined location of the user relative to the passageway, and controlling, by the access control device, a lock mechanism to allow the user access to the passageway in response to determining that the user is authorized to access the passageway and the user intends to access the passageway.

Abstract: The present invention relates to a spatial coordinate positioning system, particularly to a spatial coordinate positioning system which is capable of measuring a position of spatial positioning target in high-precision by calculating spatial coordinates of assistant point stations at a predetermined interval on the basis of a coordinate of a ground base point station and distance information between the assistant point stations in a space where the plurality of assistant point stations are installed of which coordinates were unknown.

Abstract: A system and method for tracking non-geo synchronous orbit satellites on orbiting planes of regular motion patterns. The method includes providing a first satellites moving in a direction descending in latitude in first orbital planes and a second satellites moving in a direction ascending in latitude in second orbital planes; steering an antenna to an antenna tilt ? from normal with a single axis mechanism lined up with a first axis; scanning, electronically, with a linear array at a scan angle ? along a second axis; and locking to a signal from a handed-from satellite from the first satellites, where the first axis is angled from the second axis, the steering along the first axis and the scanning along the second axis jointly track the handed-from satellite, the first orbits seem parallel, the second orbits seem parallel, and the first orbits seem aligned with the antenna tilt ?. A handoff between the first satellites may use one of the second satellites as a steppingstone.

Abstract: Apparatus, methods and computer program products for user equipment positioning solutions and related signalling. An apparatus comprising at least one processor and at least one memory including computer program code, the at least one memory and the computer program code are configured, with the at least one processor, to cause the apparatus to at least send (550), to a network node of a communication network, at least one signaling configuration with at least one set periodicity, wherein the at least one signaling configuration is for use at the network node in calculating at least position information for relaying to the communication network at least for positioning support of the apparatus, and receive (570) the positioning support from the communication network in response to the at least one signaling configuration.

Abstract: Technologies directed to a control circuit using dynamic signal compression are described. A control circuit includes a front-end module (FEM) coupled to an RF cable, the FEM having a low-noise amplifier (LNA). The control circuit further includes an automatic gain control (AGC) circuitry coupled to the FEM. The AGC circuitry receives a first radio frequency (RF) signal having a first portion of one or more symbols and a second portion of one or more symbols. The AGC circuitry further amplifies the first portion to generate a first portion of an output signal. The AGC circuitry further compresses the second portion to obtain a second portion of the output signal. The AGC circuitry further sends a control signal to cause the FEM to change a gain state value of the LNA from a first value to a second value based on a comparison between a voltage of the output signal and a reference voltage.

Abstract: Methods and apparatuses for calibrating voltage offset of receiver data samplers in mission mode are described. The operating conditions, including the sampling threshold, of a first sampler are matched with those of a second sampler by adjusting the voltage offset of the second sampler. The voltage offset of the first sampler is adjusted in a first voltage direction until an error rate between the two samplers meets a threshold error value at a first threshold voltage offset value. The voltage offset of the first sampler is further adjusted in a second voltage direction, opposite of the first voltage direction, until the error rate between the two samplers meets the threshold error value at a second threshold voltage offset value. The voltage offset of the first sampler is adjusted to be an average value between the first threshold voltage offset value and the second threshold voltage offset value.

Abstract: A patient management system for generating customized patient reports for users is provided. The system includes communications circuitry configured to receive first physiological data from a plurality of monitoring medical devices and receive second physiological data from a plurality of therapeutic medical devices. The system also includes at least one processor configured to perform instructions configured to cause the at least one processor to receive a selection from an end user regarding a customized report on at least one of the first physiological data from the plurality of monitoring medical devices or the second physiological data from the plurality of therapeutic medical devices, determine at least one information field for the customized report based on an access level of the end user, and compile the customized report including the at least one information field and using the at least one of the first physiological data or the second physiological data.

Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for student accountability systems. School buses can be equipped with a bus system that executes a driver application. Students carry student identification (ID) systems that identify the students to the bus system, which in turn reports a geographic location to a student accountability system. The bus system is configured to permit rapid boarding and easy usage by drivers. The student accountability system provides a parent portal and an administrator portal to monitor the students and provide other useful functions.

Abstract: Embodiments of the present application relate to a resource allocation method and a terminal device. The method comprises: a first terminal device allocates a first resource to a second terminal device, the first resource being used for sending sidelink data to a third terminal device by the second terminal device; the first terminal device determines whether feedback information sent by a target terminal device is received, the target terminal device being the second terminal device and/or the third terminal device, and the feedback information being used for indicating whether the third terminal device successfully receives the sidelink data; and the first terminal device determines, according to whether the feedback information is received, whether to allocate a second resource to the second terminal device, the second resource being used for resending the sidelink data to the third terminal device by the second terminal device.

Abstract: A reconstruction method for DCSK signals is provided. An information bit sequence to be transmitted is acquired, which is processed by serial-to-parallel conversion. A processed information bit sequence is input into a modulator for modulation to obtain a modulated signal matrix. Cross multiplication is performed between the modulated signal matrix and a chaotic signal to obtain an original information-bearing matrix, which is reconstructed according to a predetermined reconstruction matrix to obtain an information-bearing reconstruction matrix. A transmission symbol is generated according to the information-bearing reconstruction matrix and a reference signal matrix in combination with frame structure information of the transmission symbol, and is sent to a receiving end via a wireless network to demodulate a received signal according to a reconstruction matrix. A reconstruction device for DCSK signals is also provided.

Abstract: Systems and methods for identifying a condition associated with an individual in a home environment are provided. Sensors associated with the home environment detect data, which is captured and analyzed by a local or remote processor to identify the condition. In some instances, the sensors are configured to capture data indicative of electricity use by devices associated with the home environment, including, e.g., which devices are using electricity, what date/time electricity is used by each device, how long each device uses electricity, and/or the power source for the electricity used by each device. The processor analyzes the captured data to identify any abnormalities or anomalies, and, based upon any identified abnormalities or anomalies, the processor determines a condition (e.g., a medical condition) associated with an individual in the home environment. The processor generates and transmits a notification indicating the condition associated with the individual to a caregiver of the individual.

Abstract: Disclosed are systems, methods, and non-transitory media for performing passive radio frequency (RF) location detection operations. In some aspects, RF data, such as RF signals including channel state information (CSI), can be received from a wireless device. The RF data can be provided to a self-supervised machine-learning architecture that is configured to perform three-dimensional (3D) object location estimation.

Abstract: Systems and methods for identifying a condition associated with an individual in a home environment are provided. Sensors associated with the home environment detect data, which is captured and analyzed by a local or remote processor to identify the condition. In some instances, the sensors are configured to capture data indicative of electricity use by devices associated with the home environment, including, e.g., which devices are using electricity, what date/time electricity is used by each device, how long each device uses electricity, and/or the power source for the electricity used by each device. The processor analyzes the captured data to identify any abnormalities or anomalies, and, based upon any identified abnormalities or anomalies, the processor determines a condition (e.g., a medical condition) associated with an individual in the home environment. The processor generates and transmits a notification indicating the condition associated with the individual to a caregiver of the individual.

Abstract: An alert system to assist in child safety in a vehicle includes a seat belt buckle insert adapted to be inserted between the male and female parts of a standard safety belt found in most automobiles or for a child car safety seat. It may also include a portable receiver device designed to be carried by a vehicle operator. The seat belt buckle insert detects whether the seat belt has been buckled and the temperature is within an acceptable range, as well as the approximate distance between the seat belt buckle insert and portable receiver device. The seat belt buckle transmits information gathered to the portable receiver device and triggers alerts notifying the vehicle operator of a child's safety status.

Abstract: Systems and methods are provided for redundant antenna systems and methods of managing the power allocated thereto. A redundant antenna system comprises a first antenna array and a second antenna array, wherein each of the first and second antenna arrays are oriented to transmit downlink signals to different geographic areas. A first set of antenna elements of the first antenna array and a second set of antenna elements of the second antenna array are powered by a common power supply. In a normal operating mode, the power supply only powers the first set of antenna elements and in aspects of a redundant operating mode used to serve a degraded geographic service area, the power supply powers both the first set of antenna elements and the second set of antenna elements.