337 results about "GSM" patented technology

The invention discloses a remote sensing image change detection method and system based on Transform and graph semantic guidance in the technical field of image processing. In an overall framework, a CNN (Convolutional Neural Network) and a Transform multilayer are connected in series and in parallel, a novel graph semantic module (GSM) is also constructed, and the purpose is to guide the network to carry out more detailed feature extraction through graph semantic features. In the module, each channel of a feature map is regarded as a feature vertex, an adjacent matrix is used for representing the relationship between the channels, and the capturing capability of the model on the long-distance dependency relationship is enhanced through multi-hop neighbor aggregation, so that the map semantic features with richer information are obtained. The graph semantic features are used for guiding trunk features extracted by the network in a subsequent Semantic Fusion Transform Module (SFTM), and the graph semantic features and the trunk features are interactively updated in a self-adaptive mode. Wherein the SFTM is mainly composed of cross attention used for completing information exchange, a local information compensation layer used for supplementing local information loss and an enhanced feedforward network used for optimizing input. According to the method, the performance of the network can be improved, and the change detection precision is improved.

An integrated system for detecting dam breaches, as an early warning system and for evacuation assistance, consisting of: A geoinformatics analysis module comprising a modeling processor with a graphics processing unit, configured to: analyze spatial, hydrological, and topographic data of a dam and its downstream area; generate hydrological models using probable maximum rainfall (PMP) data to determine probable maximum flood discharge (PMF); generate hydraulic models to simulate flood propagation and determine flood depth, flood extent, flow velocity, and flood arrival time; create flood vulnerability models, vulnerability models, and flood hotspot models using a multi-criteria decision-making (MCDM) framework; and generate evacuation plans for high-risk zones based on the models. A sensor monitoring subsystem includes: a distributed fiber optic sensor (DFOS) configured to monitor the structural load and deformation of a dam, and a radar level gauge configured to measure the water level in the reservoir; a microcontroller unit configured to receive and process sensor data from the sensor monitoring subsystem, to detect dam breaches based on abnormal structural movements detected by the DFOS or sudden drops in water level below predefined thresholds detected by the radar level gauge; a communication module configured to transmit warning messages when dam breaches are detected; a warning system configured to: send SMS notifications to residents in downstream high-risk zones via a GSM communication module, generate real-time alerts via an IoT platform on user devices, and activate siren systems in villages to issue loud alarms and voice announcements; and an evacuation assistance platform configured to provide real-time evacuation assistance in emergencies due to dam breaks, displaying site maps with nearby emergency shelters, evacuation routes, hospitals, government buildings and aid centers, showing hydrological layers including flood extent, water depth, flow velocity and arrival time of the water, and enabling real-time location tracking in relation to safety zones and flood-prone areas.

A package of one or more absorbent articles is disclosed. The package includes a package material enclosing the one or more absorbent articles. The package material has natural fibers and forms a front panel, a back panel opposite the front panel, a first side panel, a second side panel opposite the first side panel, a top panel, and a bottom panel opposite the top panel. The panels define an interior compartment. The package material has a Basis Weight of between about 55 gsm and about 115 gsm, according to the Basis Weight Test Method. The package has a weakened region. The package is sealed such that the one or more absorbent articles are enclosed in the interior compartment.

The invention relates to the technical field of electric cooker intelligent control, in particular to an intelligent control system of an electric cooker. Comprising an electric cooker monitoring module, an intelligent temperature control module, a fault diagnosis and protection module, an energy-saving optimization module and a remote control module. The electric cooker monitoring module monitors state data such as voltage, current and temperature in real time, and the intelligent temperature control module controls the temperature through a fuzzy self-tuning PID algorithm. The fault diagnosis and protection module analyzes the state of equipment elements based on the graph neural network, diagnoses faults in real time and triggers a protection mechanism. And the energy-saving optimization module optimizes energy consumption scheduling by using a Monte Carlo tree search algorithm and a Q learning algorithm. And the remote control module realizes remote control through GSM and feeds back the state and progress of the electric cooker to a user. Through combination of multiple functions such as accurate monitoring, intelligent control and energy-saving optimization, the intelligent level, the operation convenience and the use safety of the electric cooker are improved.

The invention discloses a frequency sweep-based GSM-R interference automatic identification method and device. The method comprises the following steps: acquiring a radio signal along a railway received by a GSM-R special antenna; decoding the radio signals along the railway through a sweep generator to obtain decoded data; performing spectrum analysis on the radio signals along the railway through a spectrum analyzer to obtain spectrum measurement data; based on the decoded data, the frequency spectrum measurement data and known cell ledger information, internal and external interferences and risks of the GSM-R network are identified respectively, and interference and risk types and interference information are determined; and the interference type and the interference information are displayed in real time through a vehicle display. According to the invention, the interference identification efficiency and the comprehensiveness and timeliness of interference identification can be improved.

A mosquito monitoring and counting system, including a sensor, the sensor including a high-speed computer vision camera, a detector, an antenna, a central processing unit, a counting sensor, and a GSM or WIFI module. The high-speed computer vision camera is installed in a trap diffuser, the counting sensor detects all insects that enter an air stream, and the central processing unit, based on artificial intelligence through neural networks, is adapted to process a data array, count and classify insects into species and subspecies, transmit the processed data array via the GSM or WIFI module over the Internet to a server, and further processing the data array and submitting a result to be graphically integrated with a mapping service.

A secure digital management tool for managing real estate ownership and leases, consisting of: a tamper-proof enclosure containing a secure processing module; a biometric authentication module comprising a fingerprint sensor and an iris scanner, which are operationally coupled with a secure biometric engine to verify a user's physical identity; a document integrity module configured to generate a cryptographic hash of a digital document representing a certificate of ownership or a lease agreement; a smart contract engine configured to compile and execute the logic for legal transactions related to ownership in a Turing-complete virtual machine environment, the logic defining obligations, rights, payment schedules or renewal triggers encoded in the lease or ownership contract; a blockchain interface processing unit operationally connected to the document integrity module and the smart contract engine, wherein the blockchain interface processing unit is configured to anchor cryptographic hashes of the documents and the execution status of smart contracts in a decentralized ledger network; a secure element embedded in the secure processing module and configured to store cryptographic private keys and perform isolated signature and encryption operations without exposing confidential key material to general storage space; a communication subsystem that includes at least one of the following elements: a GSM / 4G module, a Wi-Fi 6 module and a GPS receiver, configured for secure network connectivity and geolocation binding of transactions; a touchscreen interface configured for displaying transaction forms, digital agreements, and interactive contract signing interfaces, the interface also including pen input for capturing digital handwritten signatures; and a secure audit trail subsystem configured to maintain a chronologically ordered, append-only log of all biometric access events, document hash generations, blockchain anchoring events, and smart contract lifecycle transitions, with the audit trail regularly hashed and anchored for forensic integrity in a decentralized blockchain network.

A multi-ply tissue paper product includes at least three plies. The tissue paper product includes a first inner ply being a creped ribbed ply and having a basis weight of 10 to 30 gsm, and a first outermost ply and a second outermost ply on each side of said inner ply, the first and second outermost plies being non-ribbed plies, wherein a creped ribbed ply is a ply including ribs and valleys providing an average core roughness Rk in the range 10 to 300 μm, and peaks being 4 to 12 per cm as measured along said first direction; and wherein a non-ribbed ply is a ply displaying no parallel ribs and valleys extending continuously along any direction of the ply or displaying parallel ribs and valleys extending continuously along any direction of the ply, the ribs and valleys providing peaks being less than 4 per cm.

A package of one or more absorbent articles, wherein the one or more absorbent articles are sealed within the package is described. The package has a plurality of panels and a top fold line. The plurality of panels includes a consumer-facing panel and a top panel disposed superjacent to the consumer-facing panel. Each of the plurality of panels has an inner surface and an outer surface. The top fold line is disposed between the consumer-facing panel and the top panel, and the top fold line is colinear, at least in part, with a cross-wise crease. And the package material has natural fibers and has a basis weight of between 60 gsm to 120 gsm, more preferably between 65 gsm to 105 gsm, or most preferably between 70 gsm to 90 gsm, as determined via ISO 536 as modified herein.

An absorbent article includes a liquid pervious topsheet, a backsheet at least peripherally joined to the topsheet, and an absorbent core disposed between said topsheet and said backsheet. The absorbent article further includes an integrated nonwoven fluid management layer having a basis weight between about 40 gsm and about 65 gsm; and an Urine Standard Rewet Value of 10 mg or less.

Provided are a smoking article filter and a smoking article. The smoking article filter includes a filter portion including lyocell tow including lyocell fibers and a phenol reducing material dispersed in the lyocell tow, and a filter portion wrapper wrapped around the filter portion and treated to be grease-resistant, wherein the filter portion wrapper has a basis weight ranging from 30 gsm to 180 gsm.

The invention discloses a train multi-mode wireless access terminal and a multi-path data transmission scheduling method. The train multi-mode wireless access terminal integrates multi-system communication modules such as LTE-M, Wi-Fi, 5G, GSM-R and the like, configures various priorities for data through the main control unit, allocates default and standby bearer networks, and dynamically monitors network connection quality parameters to judge transmissibility, trigger switching logic and regulate and control QoS (Quality of Service) levels. The multi-path data transmission scheduling method comprises the steps of configuring a data priority and a network, monitoring a network state, executing transmission control based on the priority, and switching back to transmission after a default network is recovered. According to the invention, the problems of complex deployment, low flexibility and low reliability of a wireless communication module of an existing rail transit vehicle are effectively solved, and high-reliability and flexible data transmission and interconnection and intercommunication with a railway system in a multi-network environment are realized.

A flexitank for liquid transportation, comprising an inner bladder, an outer bladder, a loading-unloading port and waistbands. The inner bladder comprises an outer layer and an inner layer; the outer layer is made of a PP material, and has a gram weight of 140-240 gsm and a weave density of 12*12-17*17 threads / inch; the inner layer is made of a PE material, and has a film thickness of 50-300 um; the loading-unloading port is a valve, the valve being made of a PP material; the waistbands are high-strength polyester woven belts, the number of which is 4-10. A flexitank body has higher overall strength, can withstand in transportation processes the impact of liquid sloshing on the flexitank body without leakage and, after being filled, can satisfy transportation requirements without the need for the support of four side walls of a container.

This invention introduces a suspended telecommunications system utilizing gas-lift hydrogen-filled balloons for global internet access and secure encrypted communication analysis. Utilizing this gas-lift technology, it deploys an airborne antenna platform stabilized by lightweight carbon fiber structures and secured by ground-based cables. The system integrates various antennas, including parabolic and Starlink dishes, dynamically adjusting for optimal signal reception from terrestrial and satellite sources. a high-frequency amplifier-dissipator and an AI-enhanced ground processing center facilitate the interception and decryption of encrypted communications, filtering potential security threats. The platform features motorized rotating plates, efficient power management, and GSM / Wi-Fi modules for enhanced connectivity. Constructed with composite materials for durability and minimal weight, it includes built-in lighting for visibility and emergency signaling. The system presents an innovative, cost-effective, and scalable solution for global telecommunication coverage and secure communication monitoring, addressing national and social security concerns while ensuring reliable access to digital information worldwide.

A method and system for providing network services in a region involves managing handovers (HO) between a source Public Land Mobile Network (PLMN) and a target PLMN. User Equipment (UE) receives radio signals from both PLMNs and receives / determines at least a Signal to Interference & Noise Ratio (SINR) and Reference Signal Received Power (RSRP) of the radio signal. A determination is made whether a HO is permitted or prohibited based on whether the target RSRP and SINRs from both PLMNs exceed certain thresholds. Additional criteria for permitting or prohibiting HO include cell load conditions. Predictive models, potentially using Artificial Intelligence / Machine Learning (AI / ML), may predict HOs based on roaming data. The PLMNs may operate across various cellular technologies, including GSM / 2G, UMTS / 3G, LTE / 4G, or NR / 5G.

The invention relates to the technical field of weld joint dynamic modeling, in particular to a thin-wall shell weld joint dynamic modeling method based on a common shell unit, which comprises the following steps of: S1, dispersing the middle surface of a welding part by a global shell grid, and simulating a weld joint by using a CSE instead of a rigid connection unit; s2, simplifying the modeling process of the CSE by adopting a grid common node processing method; s3, constructing an interface shell unit to replace part of GSM on the two sides of the welding area, and achieving the grid consistency requirement; s4, the CSE welding seam modeling method is applied to welding of the thin-wall shell for dynamic simulation analysis; and S5, performing result verification and adjustment on the data obtained by simulation in the step S4. According to the method, the ISE unit is introduced to meet the grid consistency requirement of the non-matched connection interface; building a weld joint dynamic model based on a CSE and RE modeling method, and carrying out dynamic simulation analysis and experimental research; the problem that the finite element analysis accuracy is affected due to the fact that an existing connecting unit cannot accurately simulate the real characteristics of weld joints is solved.

The invention provides a multimode radio frequency power amplifier module, a radio frequency chip and a mobile terminal. The module comprises two power amplifiers, four switching circuits and a control circuit, an input GSM low-frequency-band radio-frequency signal and a low-frequency-band radio-frequency signal of other communication systems are input into the low-frequency-band power amplifier through the first input switch circuit, and the output of the low-frequency-band power amplifier is connected with one of the low-frequency-band radio-frequency output ports through the first output switch circuit. An input GSM high-frequency-band radio frequency signal and a medium-frequency-band radio frequency signal of other communication systems are input into the medium-frequency-band power amplifier through a second input switch circuit, and the output of the medium-frequency-band power amplifier is connected with one of the medium-frequency-band radio frequency output ports through a second output switch circuit; and the control circuit provides proper working voltage for the low-frequency-band power amplifier and the middle-frequency-band power amplifier respectively. The integration level of the radio frequency amplifier module is improved, the area is reduced, and the cost of the mobile terminal is reduced.

Absorbent articles with low void volumes and fast fluid intake properties are described. In one embodiment, an absorbent article has a liner, backsheet, and absorbent structure disposed therebetween. The absorbent structure may comprise top and bottom corewrap materials with superabsorbent disposed therebetween with superabsorbent particles disposed at a basis weight of greater than or equal to 250 gsm and present in an amount greater than 90% by weight of absorbent material within the absorbent article. The superabsorbent particles may have a vortex time of less than 41 s, according to the Vortex Time Test Method, the absorbent article may have a dry void volume of less than 0.45 cm3 / cm2, as determined by the Dry Void Volume Determination Test Method, and the absorbent article may have a first cradle intake time of less than 20 s, according to the Cradle Intake Test Method

An absorbent article includes a liquid pervious topsheet, a backsheet at least peripherally joined to the topsheet, and an absorbent core disposed between said topsheet and said backsheet. The absorbent article further includes an integrated nonwoven fluid management layer having a basis weight between about 40 gsm and about 65 gsm; and an Urine Standard Rewet Value of 10 mg or less.

The present invention proposes a device and method for automatically identifying a GSM-R interference source, comprising: using a uniform circular array antenna and a GSM-R dedicated antenna to receive radio signals along a railway; a real-time multi-channel receiver transmits the radio signals received by the uniform circular array antenna to a real-time processing unit; a power divider divides the radio signals received by the GSM-R dedicated antenna into a signal I and a signal II; a sweep frequency processing module performs sweep frequency processing on the signal I; a real-time spectrum processing module performs real-time spectrum processing on the signal II; the real-time processing unit receives spatiotemporal positioning information and obtains current cell carrier frequency configuration information through a basic database; identifies adjacent GSM-R cells according to the spatiotemporal positioning information, the carrier frequency configuration information and the radio signals received by the uniform circular array antenna, and monitors multipath signals of the adjacent cells; identifies interference signals according to the sweep frequency processing result, the real-time spectrum processing result, the multipath monitoring result and the carrier frequency configuration information, and obtains interference identification results.

The invention provides a GSM-R service quality analysis processing method and device based on a neural network, and relates to the technical field of communication technology analysis processing, and the method comprises the steps: obtaining GSM-R waveform data, inputting the GSM-R waveform data to a service quality classification recognition model of a GSM-R system, and carrying out the classification recognition of the service quality of the GSM-R system; analyzing to obtain a corresponding service quality problem of the GSM-R system under the condition of the input waveform data; the service quality classification and identification model adopts a ResNet architecture, and the training mode is as follows: marking the category of a service quality problem, and dividing a marked sample set; training the artificial intelligence model by using the training set, performing mapping learning from the GSM-R waveform data to the category of the service quality problem on the artificial intelligence model in combination with the category of the service quality problem, and performing verification and testing by using the verification set and the test set to obtain a service quality classification identification model; and the GSM-R waveform data and the service quality problem are displayed through the railway facility monitoring platform.

The invention relates to the technical field of photovoltaic power stations, in particular to a photovoltaic power station energy-saving control system which comprises a data acquisition module, a remote communication module, a processor module, a database, a judgment module, a circulation module, an early warning module, a scheme generation module, a controller, a rectification module, a GSM push module and a client. The remote communication module is connected with the data acquisition module, the processor module is connected with the remote communication module and the database, the judgment module is connected with the processor module, the circulation module, the early warning and alarm module and the scheme generation module are connected with the judgment module, and the GSM push module and the rectification module are connected with the scheme generation module. Meanwhile, the GSM pushing module is also connected with the early warning and alarming module, and the client is connected with the GSM pushing module; according to the mode, the technical problems of high operation and maintenance cost, slow fault response and low power generation efficiency caused by the fact that manual inspection, manual control and data analysis modes in the prior art cannot meet operation and maintenance requirements are solved.

A security substrate having ink printed thereon is disclosed, wherein the security substrate comprises: a print region and a waste region, wherein the print region has print areas which contain a higher volume of ink per unit area measured in gram per square meter (gsm) than waste areas in the waste region.

The invention relates to a distributed distribution network facility state monitoring and early warning system based on a GSM communication technology, and belongs to the technical field of power system monitoring. Comprising a plurality of distributed monitoring terminals deployed at key nodes of a power distribution network and used for collecting operation state data, including voltage, current, temperature, humidity and equipment vibration parameters, of electric power facilities in real time; the GSM communication module is integrated in each monitoring terminal and is used for encrypting and transmitting acquired data to the central server through a GSM network; the central server receives and stores the monitoring data and is internally provided with a data analysis engine and an early warning model; the early warning module is used for dynamically generating an early warning signal based on a data analysis result and pushing early warning information to the operation and maintenance terminal through a GSM network; the visual monitoring platform is used for displaying the real-time state, the historical data and the early warning geographic distribution map of the distribution network facilities; the problems of insufficient coverage, response lag and high false alarm rate of an existing monitoring system are solved, and the safety operation and maintenance efficiency of the power distribution network is remarkably improved.

A product for optimizing the integrated cycle of sublimation printing processes on textiles, which comprises a closed-matrix sublimation paper with final basis weight comprised between 19 and 120 gsm, according to the applications.

A novel portable padlock designed for operation in outdoor environments. The lock mechanism can be operated by built-in control electronics. The lock mechanism can be designed to be waterproof. The disclosed novel smart lock can communicate via GSM, Bluetooth and / or WIFI, with an easy-to-use web platform or app in order to control or operate various functions of the novel smart padlock. The integrated control electronics can additionally be equipped with a GPS that allows its traceability to be displayed. The padlock can include a built-in touch keyboard that allows the padlock to be opened with a passkey, in places where there is no cellular coverage and remote unlocking is not possible. The padlock can be opened via RFID card or GPRS, Wifi and / or Bluetooth signal, using a web application or app. The padlock can also include one or more integrated sensors to provide information concerning the opening, closing and cutting events for the padlock.

The invention relates to a GSM-R voice unit real-time voice communication adaptation method and a voice unit. The adaptation process is as follows: loading a driver, a protocol library and voice software, initializing an RTP session, and configuring a recording data buffer and a playing data buffer; when the GSM-R voice unit enters a call state, a voice recording thread is created and started, an RTP sending thread is created, when recording data buffering meets a certain condition, the RTP sending thread is started, and a voice media stream between the recording thread and the RTP sending thread is adapted through the recording data buffering; and creating and starting an RTP receiving thread, creating a voice playing thread, starting the voice playing thread when the playing data buffer meets a certain condition, and adapting a voice media stream between the RTP receiving thread and the voice playing thread through the playing data buffer. Compared with the prior art, the method can flexibly adapt to voice chips of different sound cards and RTP transmission of different voice services, and meets the requirements of real-time performance and data integrity of CIR internal voice service communication.

The invention relates to the technical field of attendance, and discloses a portable fingerprint attendance information management system, comprising a hardware module and a software module, wherein the software module adopts a UCOSII system, and the hardware module comprises an STM32F103ZET6, power management, GPRS / GSM, a touch screen, a serial port USB Disk, a 16M FLASH, an SD Card, a fingerprint collection system, and an external module. In the invention, in the software and hardware design and implementation of the information management system based on fingerprint attendance in the technical scheme, the system adopts an ARM M3 microprocessor, and the fingerprint recognition is combined with the GPRS technology to become the innovation point of the system, and human-computer interaction is performed through a touch screen LCD, and real-time monitoring of temperature and humidity is added, so that the system satisfies the basic test function and also performs information statistical management and comprehensive evaluation, and gives full play to the performance of the system, so that the design is more powerful and more humane than other attendance systems.

Low basis weight, for example less than 5 gsm, nonwoven webs, rolls thereof, and methods for making same are provided.

An Internet of Things (IoT) digitization module featuring a compact dual hardware architecture designed for electrical appliances. The system is divided into two physically separate units: a cable-mounted external device (Device 1) and an appliance-internal device (Device 2). Device 1 enables real-time monitoring of power consumption, runtime, and calculation of carbon emissions, and features quad wireless communication (GSM, Wi-Fi, Bluetooth, and SMS). Device 2 contains a relay to enable or disable power delivery. The two devices communicate directly via a peer-to-peer connection, rendering the appliance tamper-proof; removal of the external cable disables the internal relay. The module integrates with cloud platforms to facilitate financing management, verifiable carbon credit generation, and secure remote control, thereby addressing high upfront costs and usage visibility in emerging markets.