545 results about "Modem device" patented technology

A system for detecting service interruptions in a cable broadband network using telemetry-based anomaly detection, wherein the system comprises the following: a telemetry acquisition unit configured to acquire multi-parameter telemetry data from heterogeneous broadband infrastructure elements, including cable modems, amplifiers, optical nodes and cable modem termination systems (CMTS), wherein the telemetry data includes the signal-to-noise ratio, modulation error ratio, forward error correction counter, power levels and latency statistics; a preprocessing and harmonization module that is operationally coupled with the telemetry acquisition unit, wherein the module is configured to normalize heterogeneous telemetry streams by adjusting sampling rates, synchronizing timestamps, interpolating missing data, and filtering out false outliers; an anomaly detection unit that is communicatively connected to the preprocessing and harmonization module, wherein the unit comprises a hybrid detection framework with statistical prediction models and machine learning models, wherein the statistical prediction models include ARIMA or Holt-Winters models to predict the expected telemetry behavior and the machine learning models include recurrent neural networks and autoencoders trained on historical telemetry; an ensemble evaluation subsystem within the anomaly detection unit, configured to combine the outputs of the statistical prediction models and the machine learning models to generate anomaly probability evaluations with adaptive confidence intervals; an interruption classification module configured to receive anomaly probability values ​​and correlate anomalies across multiple devices, geographic clusters, and time windows, wherein the interruption classification module differentiates between transient anomalies and service-impairing interruptions based on a multidimensional correlation; and an alerting interface configured to transmit outage alerts with severity, root cause metadata, and geolocation to a network management system so that the operator can intervene.

The invention relates to a power line network topology estimation method and device and computer equipment. The method comprises the following steps: sending a modulation signal, and receiving a plurality of reflection signals corresponding to the modulation signal; determining a path length set and a current topological structure according to the signal propagation time corresponding to each reflected signal; the signal propagation time is a time difference between the sending time of the modulation signal and the receiving time of the reflection signal; selecting an expansion node from the current topological structure, and updating the current topological structure according to the expansion node and the path length set; the extension nodes are unselected nodes in the current topological structure. According to the topology estimation method, the complexity and cost of system deployment are reduced through a single modem implementation method, the topology structure is updated by analyzing the expansion nodes, dynamic network changes are supported, the applicability of the topology estimation method is improved, and the efficiency of topology network management and maintenance is improved.

Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive, at a first modem and from a first device, one or more data packets. Based on an explicit congestion notification (ECN) capable transport (ECT) codepoint indication in respective header portions of the data packets, the UE may route the data packets from the first modem to two or more queues associated with a second modem of the UE. Based on receiving buffer and link state information associated with the second modem, the UE may perform a congestion indication procedure that is associated with congestion of a communication link associated with the UE. The UE may thereafter transmit, to a second device, packet data from the two or more queues associated with the second modem of the UE based on a respective priority associated with the two or more queues.

The invention discloses an optical terminal intensity instrument and an earthquake monitoring service system and method, and the optical terminal intensity instrument comprises an optical fiber modem and an MEMS sensor module. The optical fiber modem comprises an MCU (Microprogrammed Control Unit) and an optical communication module electrically connected with the MCU; the optical communication module is used for realizing network access and data uploading; the MEMS sensor module is electrically connected with the MCU; the MEMS sensor module is used for collecting seismic intensity data in real time; and the optical fiber modem is used for providing a dual data transmission channel comprising broadband communication and the seismic intensity data. According to the technical scheme provided by the invention, the MEMS sensor is embedded in the optical fiber modem, and a more dense, more efficient and more economical solution is provided for earthquake early warning and intensity rapid reporting.

The invention relates to a system and method for low-voltage judgment of a power failure area based on mobile optical modem equipment, and the method comprises the steps: collecting the static data and offline event data of each mobile optical modem in real time, and storing the data after the data cleaning operation; based on historical offline event data of each mobile optical modem, an initial weight is distributed for each optical modem offline event, and then the offline weight of each mobile optical modem is dynamically adjusted according to the spatial and temporal distribution characteristics of the real-time offline event data of each mobile optical modem; in combination with the offline weight of each mobile optical modem, determining the power failure judgment weight of the corresponding area through space-time scanning statistics; and comparing the power failure judgment weight of each area with a corresponding power failure threshold value to judge whether a power failure fault occurs in the area, and if the power failure fault occurs, outputting position information and power failure warning information corresponding to the area. Compared with the prior art, the method can timely and accurately identify the regional power failure event and determine the fault region.

A method, an end device, and a non-transitory computer-readable storage medium are described in relation to a learning-based network optimization service. The learning-based network optimization service may include an AI / ML model pairing between an end device and a network device based on AI / ML model identifiers that may include or correlate to a radio frequency (RF) modem or chipset identifier of the end device. The AI / ML models may support entity-specific optimizations, use and sub-use cases, and network-side and end device-side key performance indicators.

The application provides an uplink data transmission method and device, a terminal device and a storage medium. The method comprises the following steps: in response to the running information of the terminal device meeting a set condition, determining a report data amount according to the data amount of the uplink data to be transmitted, and realizing the sending of a buffer status report (BSR) to a network device according to the report data amount. Thus, the modem of the terminal device can send the BSR to the network device based on the report data amount by determining the report data amount according to the data amount of the uplink data to be transmitted when the running information of the terminal device meets the set condition, thereby solving the problem of long uplink transmission delay.

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a first user equipment (UE) may identify, by a modem of the first UE, a recommended traffic split between a first connection associated with the first UE and a second connection associated with a second UE. The first UE may provide, by the modem, assistance information indicating the recommended traffic split using a cross-layer application programming interface (API). Numerous other aspects are described.

Described embodiments provide systems and methods for mapping high-priority WiFi packets to low latency data pipe. An access point can receive the one or more low latency classification rules from a device monitoring one or more low latency classification rules at a cable modem termination system (CMTS). The access point can be in communication with the CMTS and provide wireless access to one or more devices in a local network. The access point can receive packets corresponding to the one or more low latency classification rules from the CMTS. The access point can communicate, based at least on the one or more low latency classification rules, the packets to a queue used for transmission of low latency traffic to the one or more devices in the local network.

Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive, at a first modem and from a first device, one or more data packets. Based on an explicit congestion notification (ECN) capable transport (ECT) codepoint indication in respective header portions of the data packets, the UE may route the data packets from the first modem to two or more queues associated with a second modem of the UE. Based on receiving buffer and link state information associated with the second modem, the UE may perform a congestion indication procedure that is associated with congestion of a communication link associated with the UE. The UE may thereafter transmit, to a second device, packet data from the two or more queues associated with the second modem of the UE based on a respective priority associated with the two or more queues.

The present invention relates to a walking mat and a walking state determination method using the same, and more particularly, to a walking mat capable of determining a user's walking state and a walking state determination method using the same. A walking state determination device according to an embodiment of the present invention includes a modem that receives and outputs sensing information from a connected walking mat, a memory that stores one or more of predetermined correct walking information and correct standing information, and a processor. The memory may store program instructions executable by the processor that update the correct walking information or the correct standing information when sensing information is received and determine whether an emergency situation exists when sensing information is not received. In this case, the walking mat may generate sensing information through a pressure sensor formed therein and transmit it to the walking state determination device.

Certain aspects of the present disclosure generally relate to electronic components and, more particularly, to circuitry for signal amplification for transmission. One example apparatus generally includes: a modem; a controller; a feedforward path coupled between the modem and the bias controller; and an amplifier having a main amplification path and an auxiliary amplification path, wherein the controller is configured to provide at least one bias signal for biasing the auxiliary amplification path based on information associated with a transmission signal, the information being provided by the modem to the controller via the feedforward path.

A spatial adaptive multi-user service modulation and demodulation method suitable for various channel environments is characterized in that an uplink channel is configured with multiple paths of general carriers and multiple paths of helicopter special carriers in a frequency division mode, and the general carriers support uplink adaptive information transmission of terminals of various types and sizes in an MF-TDMA (Multimedia Frequency-Time Division Multiple Access) system; the on-satellite demodulator obtains a modulation coding mode of a burst data segment by identifying mode word information in a physical layer frame header, and demodulates a corresponding mode; the carrier special for the helicopter uses a continuous carrier mode, and multi-rate channel error correction coding and decoding under rotor wing shielding are supported in a channel interleaving mode. Downlink transmission is carried out in a fixed time slot and free time slot time division mode, and downlink information transmission for universal multi-type terminals and helicopter terminals can be supported at the same time. Compared with a common spatial modulation and demodulation method, the modulation and demodulation scheme provided by the invention can support adaptive transmission of general services of multiple types of terminals and helicopter service information on both an uplink and a downlink by using one satellite-borne modem.

Aspects presented herein may enable a tracking device to disable its transmitter based on determining whether the wireless device is within the vicinity or a threshold distance of an airport and / or based on information or measurements obtained from its modem receiver. In one aspect, a wireless device detects whether the wireless device is within a threshold distance of a target location or whether the wireless device is airborne. The wireless device disables a transmitter of the wireless device based on detecting that the wireless device is within the threshold distance of the target location or that the wireless device is airborne.

Certain aspects of the present disclosure provide techniques for wireless communications by an apparatus. A method includes receiving a semi-static configuration of one or more first parameters; and while the apparatus is configured according to the semi-static configuration: operating the modem clock at a first frequency; and operating the modem clock at a second frequency.

Disclosed are systems and methods to determine barometric pressure 1) using multiple low-cost pressure sensors located at known heights instead of a single high-cost sensor; 2) determines an actual pressure value—not by averaging multiple sensors but rather optimizing an expected error in each individual one of them and utilize their known sensor heights thereby defining a new error function; 3) our approach is scalable, i.e. the number of sensors can be increased, and multiple sensors can be grouped together into smaller cells such that each group of cell can be corrected separately, and can even be corrected among themselves. Finally, our systems and methods according to the present disclosure can advantageously be integrated with a distributed fiber optic sensing (DFOS) system via acoustic modems thereby providing extremely wide-area external, or interior buildings pressure readings.

There is provided a wireless end-user device that includes a wireless wide area network (WWAN) modem to communicate Internet data with a WWAN, and one or more processors configured to pass, using an operating system packet network stack, Internet data packet traffic, including Internet data, between the WWAN modem and one or more applications being executed by the one or more processors, classify, using the application identification agent, each of individual flows of the Internet data packet traffic passing through the operating system packet network stack according to the one or more applications associated with each of the individual flows, measure, using a service measurement agent, for each of the classified individual flows, an amount of the Internet data packet traffic associated with each of the one or more applications, and apply, using a policy control agent, application-specific traffic policy controls to each of the classified individual flows.

A device for checking coverage of a fiber optic link of a fiber optic network, the fiber optic link configured to connect an apparatus of a telecommunications service provider and terminal equipment within the fiber optic network, may include: a processing unit; a positioning unit; a modem unit; and a connection enabler. The modem unit may be configured to connect to the fiber optic link at the terminal equipment and may be configured to retrieve data indicating that the fiber optic link is established. The positioning unit may be configured to provide geographical coordinates of the device. The processing unit may be configured to provide encrypted data by encrypting the data indicating that the fiber optic link is established and the geographical coordinates of the device. The connection enabler may be configured to transmit the encrypted data to a coverage checking server via a mobile communication network.

A device may include a modem and a processor. In a first configuration, the processor may be configured to cause the modem to establish a wireless connection to a first wireless access point; receive a wireless signal during a non-transmission period of the first wireless access point; determine a wireless signal indicator based on the wireless signal; determine an interference parameter; and select a second wireless access point based on the wireless signal indicator and the interference parameter. In a second configuration, the processor may be configured to cause the modem to connect to a wireless access point; receive a first wireless signal during a non-transmission period of the wireless access point; determine an interference parameter based on the wireless signal; and send a second wireless signal representing the interference parameter to the wireless access point.

The present application relates to the field of communications, and discloses a radio frequency circuit, a power regulation method, and an electronic device, for use in when a power measurement of a radio frequency feedback path of an electronic device is abnormal, preventing an input power of a PA from exceeding an input power threshold of the PA. The radio frequency circuit comprises: a modem, an RFIC, a PA, an antenna port, a radio frequency feedback path, and an ADC. The modem is configured to: control the RFIC to traverse output power levels to obtain the calibration values of output powers of the PA respectively corresponding to the output power levels; determine the maximum output power level of the RFIC on the basis of the calibration values of the output powers of the PA; detect whether the power measurement of the radio frequency feedback path is normal; and if the power measurement of the radio frequency feedback path is abnormal, and if an output power of the PA measured by the radio frequency feedback path is lower than the calibration values of the output powers of the PA corresponding to the output power levels, control the output power level of the RFIC to be lower than or equal to the maximum output power level.

An asset management system includes an asset management network that connects various types of refrigeration appliances to an asset manager. At the device layer, IOT devices are connected to the refrigeration appliances and have edge compute capability, including a backup power management function, and a modem for network communication. IOT device ports directly integrate with sensors, switches, and / or serial data controllers of refrigeration appliances. Push notification alarms are initiated on the edge of the network by IOT devices. The network tags operating data by appliance serial, and the asset manager stores the data using serial numbers as primary keys. The asset manager streams data from numerous appliances and uses event driven processing to promptly respond to edge alarms. The operating data keyed by serial number is enriched with proprietary data organized by appliance type and is used to develop new predictive models by appliance type.

A multi-wide area network (WAN) incorporating both satellite-based communication networks and cellular networks (e.g., an LTE network) is disclosed. In one embodiment, the WAN is implemented with a communications framework comprising: an edge appliance comprising a satellite modem interconnect for coupling to a satellite modem external to the edge appliance, a cellular modem interconnect for coupling to a cellular modem external to the edge appliance, a switch coupled to the satellite and cellular modem interconnects, and a processing node coupled to the switch and comprising a router to switch traffic between the satellite modem interconnect and the cellular modem interconnect when the edge appliance communicates with a public data network using a satellite link or a terrestrial cellular link, respectively; and a connectivity platform configured for connection to the edge appliance, the connectivity platform comprising a broker / integrator component configured to operate as a broker and an integrator between the edge appliance and both connectivity service providers and business support systems that perform subscription management to enable the edge appliance access to the satellite and terrestrial cellular links.

The utility model relates to roadbed monitoring equipment integrating multiple sensors, which comprises a power supply, a temperature and humidity sensor, a settlement detector and a data acquisition device, and the power supply input end of the data acquisition device is connected to the power supply and is respectively connected with the temperature and humidity sensor and the settlement detector. The data acquisition device comprises a power supply distribution circuit, a microprocessor, a Cat1 modem and an RS485 communication module, the input end of the power supply distribution circuit is connected to a power supply, the output end of the power supply distribution circuit is connected to the microprocessor, the Cat1 modem and the RS485 communication module, the microprocessor is connected with the Cat1 modem, the Cat1 modem is connected with the RS485 communication module, and the RS485 communication module is connected with the microprocessor. The RS485 communication module is respectively connected with the temperature and humidity sensor and the settlement detector. Compared with the prior art, the utility model has the advantages of good durability, abundant data and the like.

A mm wave radio communication mesh network comprises a wireless node apparatus comprising a plurality of wireless modems (103) and a configuration controller (307) arranged to perform a node configuration arranged to configure the wireless modems (103) as access point wireless modems or non-access point wireless modems. A detector (309) detects if a beam direction for a first wireless modem is proximal to an extreme of a beam direction interval supported by the first wireless modem. If so, a configuration controller (307) proceeds to perform a node configuration to configure a second wireless modem as an access point wireless modem or a non-access point wireless modem depending on the configuration of the first wireless modem. This may allow the second wireless modem to be ready to support the communication if the link with the first wireless modem fails. The approach may improve the formation of an efficient mesh network.

Systems, methods, and circuitry for determining a delay through a modem of a transceiver are provided. An integrated circuit system may include a transmit signal path, delay calibration circuitry, and a phase detector. The delay calibration circuitry may allow determination of a delay through a transmit signal path between a calibration sequence signal source and an output of the transmit signal path. The transmit signal path may include a number of processing stages having a possible delay variation under different conditions. The phase detector may determine a fractional baud rate difference between the calibration sequence signal source and a signal representative of the output of the transmit signal path

The current subject matter relates to a lighting device having an LED strip having a plurality of light emitting diodes, a tubular enclosure configured to sustain the LED strip, a control board having a processor, speaker, sensor, microphone, a modem, and an antenna, the processor being communicatively coupled to the LED strip having the plurality of light emitting diodes, and the processor being configured to control the light emitting diodes, the control board configured to connect to at least one of a cellular network or WiFi via the modem and the antenna, a power board coupled to the LED strip having the plurality of light emitting diodes, and two opposing end caps situated at both ends of the tubular enclosure configured to receive power, the two opposing end caps configured to receive power for supplying power to the power board and the control board.

The invention provides a satellite communication method and device, computer equipment and a storage medium, the method is applied to a satellite communication system, the satellite communication system comprises user equipment, a first modem, a second modem and a target server, and the method comprises the following steps: responding to a communication connection request of the user equipment to the target server; creating a satellite communication link between the user equipment and the target server through the first modem and the second modem; and performing data transmission control on the satellite communication link based on a dynamic bandwidth delay product window model and a BBRv2 congestion control algorithm. Based on the scheme of the invention, the transmission performance in a high-delay and high-error-code environment is remarkably improved while the transparent proxy of a satellite link is realized.

Provided are an iterative detection and decoding (IDD) circuit, which includes a multiple-input and multiple-output (MIMO) detector having low power consumption, an operation method of the IDD circuit, and a modem chip. The IDD circuit, which is configured to receive a signal including a symbol, includes a first detector configured to generate a first log-likelihood ratio based on the symbol by using a linear detection method, a decoding circuit configured to perform a first decoding operation based on the first log-likelihood ratio and to generate a post-log-likelihood ratio when the first decoding operation fails, and a second detector configured to, when the first decoding operation fails, generate a second log-likelihood ratio based on the symbol and the post-log-likelihood ratio by using a nonlinear detection method, wherein the decoding circuit is further configured to perform a second decoding operation based on the second log-likelihood ratio.

Systems and methods for operating a multi-modal modem are described herein. In some examples. A modem may operate in one mode of operation while the network communication device detects a first environmental condition and another mode of operation in a second environmental condition. One mode of operation may be a higher power transmission mode, whereas the other mode of operation may be a lower power transmission mode. An environmental condition can include a detected presence of a user equipment, an availability of a particular power source, or a potential security issue, for example.

The described embodiments provide systems and methods for mapping high priority WiFi packets to low latency data pipelines. An access point may receive one or more low latency classification rules from a device that monitors the one or more low latency classification rules at a cable modem terminal system (CMTS). The access point may communicate with the CMTS and provide wireless access to one or more devices in a local network. The access point may receive packets from the CMTS that correspond to the one or more low latency classification rules. The access point may communicate the packet to a queue for transmitting low latency traffic to the one or more devices in the local network based at least on the one or more low latency classification rules.