Abstract: To install, in or on a road surface of a road, a magnetic marker having retained in its outer perimeter an RFID tag including an antenna for wireless communication, an arrangement step of accommodating the magnetic marker in an accommodation hole provided to be bored in the road surface and a formation step of providing the magnetic marker with a protecting part for isolating the antenna from water are performed. With these steps, even if the periphery of the magnetic marker is submerged in water after installation, high communication performance of the RFID tag can be kept.

Abstract: Lighting fixture data hubs and systems and methods for use. An example of a data hub may include an annunciator configured to generate first and second indications; a sensor configured to detect a zone including one or more parking spaces, pedestrians, or other activity areas in a vicinity of the data hub and to determine whether or not one or more vehicles, pedestrians, and/or activities occurring in the activity areas are present within the zone, the sensor further configured to emit signals corresponding to said detection; and a gateway in communication with an on-board processor and the annunciator, the on-board processor configured for EDGE computing and processing to receive and analyze the signals from the sensor, communicate said signals to the gateway, and operable to allow the gateway to direct the annunciator to generate the first indication or the second indication in response to the signals.

Abstract: A wireless transceiver system includes a transmitter and a receiver. The transmitter includes a digital processor and a self-correction modulator coupled to the digital processor, wherein based upon a calibration correction assessment of an in-phase (I) signal and a quadrature (Q) signal received from the digital processor, the self-correction modulator generates a calibrated modulated signal. The self-correction modulator includes a core modulator and a calibration correction unit. The calibration correction unit is configured to correct an output of the core modulator based upon the calibration correction assessment. The calibration correction unit includes a calibration processing unit and a calibration modulator, wherein the calibration processing unit provides correction quantities that are used to program the calibration modulator to provide the self-corrected modulated signal.

Abstract: Certain aspects of the present disclosure generally relate to wireless communications. In some aspects, a wireless communications device may determine that the wireless communications device is hardware capable of supporting DSDA operation, where the wireless communications device is a DR-DSDS wireless communications device that is configured for at least one of UL CA or MIMO operation. In some aspects, the wireless communications device may operate as a DSDA wireless communications device based at least in part on determining that the wireless communications device is hardware capable of supporting DSDA operation. Numerous other aspects are provided.

Abstract: One embodiment provides a method, including: identifying, using a tamper detection switch of an information handling device, a tampering event; determining, using a processor, contextual data associated with the tampering event; constructing, based on the determining, a signal comprising the contextual data; and broadcasting, using a radio transmission beacon, the signal. Other aspects are described and claimed.

Abstract: A conditions monitoring system may include a system controller. The controller may include a device processor and a non-transitory computer readable medium. The computer readable medium may include instructions executable by the device processor to perform the following steps: receiving positional data from a wearable device of a wearer; receiving physical data regarding the wearer from the wearable device; making a determination of a possible dangerous condition based on the data received from the wearable device; and providing instructions to the wearable device for the wearer to follow to avoid danger related to the dangerous condition.

Abstract: Novel cable designs and methods for mass-manufacturing long, 100 Gbps cables suitable for large communication centers. One illustrative cable embodiment includes: at least eight pairs of electrical conductors connected between a first connector and a second connector, each of said electrical conductors being 30 AWG or smaller in cross-section and about 10 meters or longer in length, each of the first and second connectors being adapted to fit into an Ethernet port of a corresponding host device, each of the first and second connectors including a respective transceiver that performs clock and data recovery on the electrical input signal to extract and re-modulate the outbound data stream for transit via at least four of the pairs of electrical conductors as differential NRZ (non-return to zero) electrical transit signals each having a signaling rate of at least 25 GBd to convey a total of at least 100 GBd in each direction.

Abstract: A Bluetooth receiver has an RF front end which has a gain control input, the RF front end converting wireless packets into a baseband signal which is coupled to the input of an analog to digital converter (ADC). A clock generator provides a clock coupled to the ADC, and an AGC processor performs an AGC process to provide a gain which places the baseband symbols in a range that is less than 90% of the input dynamic range of the ADC. When in a connected state, the clock generator provides a clock which is slower than is required to complete the AGC process during a preamble interval, and the AGC process uses a few initial bits of the address field. The remaining bits of the address field is compared with the corresponding address bits of the receiver to determine whether to receive the packet.

Abstract: An emergency rescue request notification method using an infotainment system and a system therefor are provided. The emergency rescue request notification method in the vehicle includes detecting an accident of the vehicle, collecting information corresponding to the detected accident, generating an emergency rescue request message based on the collected information, searching for an FM radio channel with the highest receive sensitivity, changing and transmitting a program type of the found FM radio channel to a specific value using an FM radio data system (RDS) message, and transmitting the emergency rescue request message over the found FM radio channel.

Abstract: A system for detecting and pre-warning railway roadbed deformation includes: a control box and an optical fiber-pressure sensor group. The optical fiber-pressure sensor group is formed by disposing a plurality of optical fiber-pressure sensors into a cuboid shape, and is buried in the railway roadbed for detecting magnitude of roadbed deformation in each direction. The direction of the deformation can be acknowledged easily, allowing the staff to eliminate potential risks purposefully. A time series prediction algorithm is performed to forecast a trend of the roadbed deformation in each direction, such that the staff may purposefully overhaul and correct the tracks where the roadbed is deformed excessively. At the same time, the staff may overhaul the track before the magnitude of the roadbed deformation reaches a predetermined value. Potential safety hazards may be eliminated in advance, ensuring the safety for the operation of the railroad.

Abstract: A moving path determining method, applied to a user equipment, the moving path determining method comprises performing positioning to at least three wireless communication devices via a scanning frequency in a cumulative time, to calculate a plurality of sampling positions; determining whether a measured distance value corresponding to each of the plurality of sampling positions of at least three wireless communication devices is less than a predetermined value or not; removing the sampling position corresponding to the measure distance value less than the predetermined value within the plurality of sampling positions, to obtain a plurality of valid sampling positions; calculating a count value of the plurality of valid sampling positions; and determining a current position of the user equipment according to the count value and a smoothing threshold.

Abstract: A wireless communication network serves a wireless User Equipment (UE) and comprises a wireless access node and a support access node. The wireless access node determines an amount of mobile active UEs for the support access node. The wireless access node determines an add threshold for the support access node based on amount of mobile active UEs for the support access node. The wireless access node determines an add value for the support access node and determines when the add value is greater than the add threshold. When the add value is greater than the add threshold, the wireless access node signals the support access node to serve the wireless UE and signals the wireless UE to attach to the support access node. In response, the support access node wirelessly transfers user data for a wireless communication service to the wireless UE.

Abstract: A plurality of vehicle identity collection modules are deployed at different toll collecting locations, wherein each vehicle identity collection module is configured to broadcast wireless communication signals to cover a mobile communication device associated with a vehicle passing by the toll collection location over a wireless communication network, wherein strength of the signals is maximized so that mobile communication device switches and connects with the vehicle identity collection module during a wireless cell re-selection process. A mobile communication channel is then established and identification information of one or more of the vehicle, the driver, and the mobile communication device is retrieved via the mobile communication channel.

Abstract: The invention concerns a method for reshaping a electrical raw input signal to a formatted electrical signal and a gateway adapted to receive a range of wireless and wired sensory input, which are processed and packaged and then delivered to a remote data storage facility by use of a cellular network and an on board cellular device, wherein the gateway comprises a signal formatting circuitry and programmable signal processing device where the signal formatting circuitry is adapted to receive an electrical raw input signal and comprise means to reshape the raw input signal to a formatted electrical input signal according to input requirements of a signal processing device.

Abstract: A demodulation system for demodulating an input signal is provided. The input signal includes a carrier wave modulated with data symbols selected from a plurality of candidate complex symbol values. The system includes a carrier recovery module, operative to compensate for a carrier frequency of the carrier wave and output a demodulated data signal. The carrier recovery module includes: a first complex-signal conversion module, operative to convert the input signal into a complex-valued input signal; a voltage-controlled oscillator; a mixer, for mixing the complex-valued input signal and a complex-valued output signal of the voltage-controlled oscillator, and generating a mixer output signal; a low-pass filter, coupled to the mixer, operative to filter the carrier frequency from the mixer output signal, and output a signal corresponding to the demodulated data signal; and a folding module, operative to apply a folding algorithm to the output signal of the low-pass filter.

Abstract: A computer system can determine historical interval data of a freight operator from completed freight service requests associated with the freight operator. Additionally, while the freight operator is fulfilling a current freight service request, the computer system can determine at least a first likely downtime interval for a non-operating activity of the freight operator prior to the freight operator arriving at a pickup location or a destination location of the current freight service request, based on the historical interval data. Also, the computer system can determine an estimated arrival time for the freight operator to arrive at the pickup location or the destination location of the current freight service request, based at least in part on the first likely down time interval. Moreover, the computer system can update a record associated with the freight operator to reflect the estimated arrival time.

Abstract: A system and method for vehicle communication, including a computing device communicatively coupled with a roadside computing device disposed along a road, wherein the computing device is disposed remote from the road. The roadside computing device to communicate with a vehicle computing system of a vehicle on the road.

Abstract: A hyper-precise positioning and communications (HPPC) system and network are provided. The HPPC system is a next-generation positioning technology that promises a low-cost, high-performance solution to the need for more sophisticated positioning technologies in increasingly cluttered environments. The HPPC system is a joint positioning-communications radio technology that simultaneously performs relative positioning and secure communications. Both of these tasks are performed with a single, co-use waveform, which efficiently utilizes limited resources and supports higher user densities. Aspects of this disclosure include an HPPC system for a network which includes an arbitrary number of network nodes (e.g., radio frequency (RF) devices communicating over a joint positions-communications waveform). As such, networking protocols and design of data link and physical layers are described herein.

Abstract: A clock recovery device (10), including: a signal conversion circuit (20) that sequentially converts two consecutive symbols of a 2n+1 value (n is a natural number) pulse amplitude modulation signal to one symbol of an NRZ (Non Return to Zero) signal; and a clock recovery circuit (30) that generates a recovery clock signal from the NRZ signal converted by the signal conversion circuit. The signal conversion circuit converts the two consecutive symbols: to 0, when a second symbol is n?1 or less; to 1, when the second symbol is n+1 or more; to 0, when a first symbol is n?1 or less and the second symbol is n; to 1, when a first symbol is n+1 or more and the second symbol is n; to a conversion result of previous two symbols, when both of the two consecutive symbols are n.

Abstract: A MIMO transceiver configured for digital pre-distortion may include a first communication chain configured to wirelessly transmit a signal at a first frequency. The first communication chain may include a pre-distorter circuit configured to accept parameters to pre-distort signals prior to transmission. The first communication chain may include a PA configured to amplify the signals of the first communication chain prior to transmission. The MIMO transceiver may include a second communication chain. The second communication chain may be configured to wirelessly receive the signal at the first frequency. The second communication chain may include a converter circuit configured to convert the signal to a baseband frequency. The second communication chain may include a buffer configured to buffer the signal at the baseband frequency. The MIMO transceiver may include a DPD circuit configured to calibrate the parameters based on the buffered signal to compensate for non-linearity in amplification by the PA.