900 results about "Energy information" patented technology

The present invention relates to a method and device for improving concealment of frame erasure caused by frames of an encoded sound signal erased during transmission from an encoder (106) to a decoder (110), and for accelerating recovery of the decoder after non erased frames of the encoded sound signal have been received. For that purpose, concealment / recovery parameters are determined in the encoder or decoder. When determined in the encoder (106), the concealment / recovery parameters are transmitted to the decoder (110). In the decoder, erasure frame concealment and decoder recovery is conducted in response to the concealment / recovery parameters. The concealment / recovery parameters may be selected from the group consisting of: a signal classification parameter, an energy information parameter and a phase information parameter. The determination of the concealment / recovery parameters comprises classifying the successive frames of the encoded sound signal as unvoiced, unvoiced transition, voiced transition, voiced, or onset, and this classification is determined on the basis of at least a part of the following parameters: a normalized correlation parameter, a spectral tilt parameter, a signal-to-noise ratio parameter, a pitch stability parameter, a relative frame energy parameter, and a zero crossing parameter.

A welding control system to monitor the energy consumption of a plurality of welders. The welding control system controls the operation of one or more welders based upon the energy information received from one or more energy monitoring devices.

A smart control device is disclosed. The smart control device can be equipped in an electrical appliance, so as to be capable of controlling the electrical appliance by using diverse information that is provided from both the inside and the outside of the electrical appliance. In a smart control device monitoring and scheduling operations of an electrical appliance, the smart control device includes an interface unit configured to receive energy information, a smart controller configured to control energy saving functions of the electrical appliance based upon the energy information received from the interface unit, and an input unit configured to receive an inputted control command respective to the electrical appliance. Herein, the smart controller may be provided in the electrical appliance, and the smart controller may control the electrical appliance so that the electrical appliance can be operated in an energy saving operation mode based upon the received energy information.

A Silicon detector for x-ray imaging is based on multiple semiconductor detector modules (A) arranged together to form an overall detector area, where each semiconductor detector module includes an x-ray sensor of crystalline Silicon oriented edge-on to incoming x-rays and connected to integrated circuitry for registration of x-rays interacting in the x-ray sensor through the photoelectric effect and through Compton scattering and for an incident x-ray energy between 40 keV and 250 keV to provide the spatial and energy information from these interactions to enable an image of an object. Further, anti-scatter modules (B) are interfolded between at least a subset of the semiconductor detector modules to at least partly absorb Compton scattered x-rays.

The present invention relates to a method and device for improving concealment of frame erasure caused by frames of an encoded sound signal erased during transmission from an encoder (106) to a decoder (110), and for accelerating recovery of the decoder after non erased frames of the encoded sound signal have been received. For that purpose, concealment / recovery parameters are determined in the encoder or decoder. When determined in the encoder (106), the concealment / recovery parameters are transmitted to the decoder (110). In the decoder, erasure frame concealment and decoder recovery is conducted in response to the concealment / recovery parameters. The concealment / recovery parameters may be selected from the group consisting of: a signal classification parameter, an energy information parameter and a phase information parameter. The determination of the concealment / recovery parameters comprises classifying the successive frames of the encoded sound signal as unvoiced, unvoiced transition, voiced transition, voiced, or onset, and this classification is determined on the basis of at least a part of the following parameters: a normalized correlation parameter, a spectral tilt parameter, a signal-to-noise ratio parameter, a pitch stability parameter, a relative frame energy parameter, and a zero crossing parameter.

A Silicon detector for x-ray imaging is based on multiple semiconductor detector modules (A) arranged together to form an overall detector area, where each semiconductor detector module includes an x-ray sensor of crystalline Silicon oriented edge-on to incoming x-rays and connected to integrated circuitry for registration of x-rays interacting in the x-ray sensor through the photoelectric effect and through Compton scattering and for an incident x-ray energy between 40 keV and 250 keV to provide the spatial and energy information from these interactions to enable an image of an object. Further, anti-scatter modules (B) are interfolded between at least a subset of the semiconductor detector modules to at least partly absorb Compton scattered x-rays.

The present invention relates to an apparatus for providing energy information, including: an energy information input unit configured to receive energy information for each device extracted from combined energy information according to a classification of the device using collected energy-related information; an energy information processing unit configured to generate energy use information of the device by using the energy information for each device; and an energy information transmitting unit configured to transmit the generated energy use information to a user terminal According to the present invention, it is possible to improve data stability by processing and managing cloud data by an energy information provider, and continuously improve performance through an upgrade of software and a database. Furthermore, it is possible to eliminate burden of initial investment and maintenance costs for all other devices and equipment to a user in addition to an energy monitoring device, and it is also possible to reduce the burden of learning expert knowledge on big data processing and information interpretation and of having separate permanent managing personnel by allowing cloud-based energy information management by professionals.

A system and method for gathering and utilizing building energy information. A central management server communicates through a wide area network to one or more client devices. The central management server maintains a set of measured or calculated audit data for a plurality of buildings and facilities, with icons and text representing auditing and analysis tasks that may be performed in the process of auditing the structures and related energy-consuming equipment and shell characteristics. The client device communicates with the central management server through the wide area network and is operative to receive user input and display user data. The client device is operative to receive a login request from a user and in response thereto, transmit a message containing the user specified and calculated information, including any related images.

The invention relates to an electric energy information acquisition integrated platform, which includes a field terminal layer, a communication network layer, and a master station application layer. The field terminal layer can realize collection and remote transmission of field data in terms of different user types classified according to field user characteristics. The communication network layer can realize remote data transmission and load control administration by using hybrid networking technology. The master station application layer includes a database system, a front end processor system, an operation master station, a data analysis system, a WEB system, an automatic task system, and an external interface system; and can realize comprehensive electric energy information acquisition of six types of objects including an upper gateway, a lower gateway, a distribution / transformation gateway, high voltage users, lower voltage users and resident users, and realize operational administration and data analysis application function. The invention can realize metering of overall process including online of a power plant, power transmission / transformation, power distribution, and transmission to user, and information concentration acquisition, integrated storage management and distributed application of an examination gateway in an integrated platform.

Present invention is to provide a method and apparatus for controlling energy expanding of sensor network nodes, wherein the method comprises steps of: acquiring energy information, said energy information being indicative of an energy status of a node in the network; and adjusting at least one data transmission parameter accordingly based on the energy information. With present invention, on the premise that the communication capacity and power energy of sensor nodes are limited in a wireless sensor network, it is capable of efficiently utilize the network resource, save the power consumption of sensor node, and prolong the whole life of sensor network.

A method and system for effective management of energy consumption by household appliances, using a home energy information gateway. Particularly, the invention provides a method and system for an efficient and economic home energy information gateway which can provide the energy consumption information and communication interface through a set top box like gateway device on the existing display device such as television thereby reducing extra display medium cost. More particularly, the invention provides a method and system for managing energy consumption effectively by monitoring, controlling and displaying energy usage of household appliances by way of collecting smart meter data and generating user friendly reports and graphs.

The invention discloses a smart management system for energy management and electricity transaction in a virtual power plant and a method for optimizing operation thereof. A distributive energy unit serves as terminal energy and an information source apparatus of the virtual power plant smart management system, and thus a distributive resource system is formed. The virtual power plant smart management system is composed of an operation data collection and management module, an enterprise resource management, prediction and resource deployment combination module, an electricity selling plan optimization module, a transaction platform module, a real-time scheduling optimization module, and a control scheduling execution and synchronous simulation function module. According to the invention, distributive energy information management which is featured by a distributive power generation and energy storage apparatus and a flexible load device is adopted. An entire system architecture is provided for implementing all necessary function modules, such as prediction, resource combination management and deployment optimization, power supply and scheduling optimization, market transaction, real-time monitoring and scheduling. The system and method of the invention have great potential in new energy sources, distributive power generation and electricity sell, and in future power system for realizing efficient demand side power management, and in power market environment after power reform.

The invention provides a building energy internet intelligent operation cloud operation system comprising a data acquisition module which acquires energy data through multilayer heterogeneous Internetof Things and outputs the energy data; an edge terminal module used for receiving the energy data, processing the data, uploading the data to the cloud platform, and receiving a control strategy issued by the cloud platform; a cloud platform connected with the data acquisition module through the energy information switch and is used for receiving and processing the energy data to obtain a controlstrategy and outputting the control strategy; and a controller module which receives the control information and performs control operation. The system has the advantages that the cloud platform andthe Internet of Things technology serve as the core, intelligent brain and acute nerves are built for an energy system in a building, existing energy equipment is fully utilized, only a small number of Internet of Things devices are installed in a lossless mode, and the purposes of safety and energy saving are achieved at the lowest cost.

The invention discloses a system for passively positioning underwater targets and a method, wherein an underwater sensor device collects the noise signal of an underwater target, obtains and transmits the energy information of the noise signals; a buoy device is communicated with the sensor device for transferring the energy information to a center processing device; the buoy device is used as the anchor point of the system; the center processing device is communicated with the buoy device for obtaining the direction of the underwater target based on maximum likelihood method according the received energy information and the information of the anchor point. The invention can be used to position underground sounding bodies such as underground vehicles, whales and underground explosive sound source, to complete target detection in underground condition.

A method and apparatus for classifying an object in an image is disclosed. Edge energy information and / or intensity variation information is generated for an object in a region of interest of the image. The object occupying the region of interest is classified based on the edge energy information and / or intensity variation information.

Methods and apparatuses for obtaining position and energy information without pileup. Signal integration, which is triggered by a present event, stops when a subsequent event is detected. A weighted value for estimating the total energy in a scintillation is calculated, which includes the energy of the current event and a residual energy from previous events. Remnant correction is used to calculate a pile-up free energy from two consecutive weighted values. An analog filter may be applied to reduce noise. Dynamic digital weighting of integrated values, and / or digital integration may be used during data processing. Pileup can be avoided in conjunction with several types of applications, including multi-zone detector applications and coincidence detection applications. High-resolution timing techniques are also disclosed that facilitate one's ability to avoid pileup.

A method and apparatus for classifying an object in an image is disclosed. Edge energy information and / or intensity variation information is generated for an object in a region of interest of the image. The object occupying the region of interest is classified based on the edge energy information and / or intensity variation information.

The invention relates to a distributed single-phase earth fault ranging system that is used for realizing ranging of a fault on a high tension transmission line between two transformer substations. The system comprises: at least two sets of fault current detection device sets, which are installed at preset test points of a high tension transmission line; a remote wireless communication module; and a remote monitoring master station. The remote monitoring master station is respectively connected with the fault current detection device sets by the remote wireless communication module as well as receives fault currents collected by the fault current detection device sets by the remote wireless communication module; and the remote monitoring master station carries out comparison and an analysis according to positional data of the preset test points and length data of the high tension transmission line, so that a final fault position is obtained. In addition, a ranging method of the distributed single-phase earth fault ranging system is also provided. Power frequency fault current information and fault current travelling wave energy information are utilized to determine fault intervals; and different positioning equations are selected according to different fault intervals as well as fault point positions are determined; therefore, a dead zone problem can be solved, wherein the problem occurs when there are faults at a head and an end of a line, that is, when a fault point approaches a bus.

The invention discloses an application method of a Hamming distance model on SM4 cryptographic algorithm lateral information channel energy analysis and based on S box input. The application method is characterized in that the Hamming distance model is established by selecting an S box or a round function as an attacking point in the process that the SM4 cryptographic algorithm lateral information channel energy analysis is carried out, the input of the S box is used as an initial state v1 of the Hamming distance model, the output of the S box is used as subsequent state v2 of the Hamming distance (HD (v1, v2)) model when the S box is attacked, and the output / input of the round function is used as the subsequent state v2 of the Hamming distance (HD (v1, v2)) model when the round function is attacked. The method can be applied to CPA / DPA lateral information channel energy analysis of the SM4 cryptographic algorithm. Correlation between a correct guess secret key and energy information is improved, and validity and success rate of the analysis are enhanced.

Provided is a network system, which includes an advanced metering infrastructure, a communication device, and an energy management system. The advanced metering infrastructure is configured to measure energy supplied from a power supply source. The communication device is configured to communicate energy information related with the energy. The energy management system recognizes the energy information to control driving of an electric product. The energy management system limits a function of at least one part of power consumption units constituting the electric product, based on whether the recognized energy information is an on-peak time period. Thus, the concentration of power consumptions can be removed, so that a power supplier can effectively manage power consumptions and a consumer can save electricity costs and energy.

A multiplicity of participants comprising utility operators, distributed energy resource (DER) providers, vendors / aggregators, energy customers, and utility financial officers, are communicatively connected to a platform. The platform provides interactive interfaces for each type of participant to access the platform over communication network. Utility operators are enabled to view and control DER in a certain area via an interface for utility operators. DER providers are enabled to interconnect DER packages to a utility grid via an interface for DER providers. Vendors / aggregators are enabled to view and manage their portfolios via an interface for vendors / aggregators. Energy customers are enabled to view energy information, shop for new products or services, and manage rate plans via an interface for marketplace. Utility financial officers are enabled to view revenue streams from the platform to a utility via an interface for financial settlement.

The invention provides a pilot protection method for the direct current line current abrupt change of a multi-terminal direct current transmission system. The method comprises the following steps of: 1, acquiring fault transient state current amperage; 2, calculating the current abrupt change in one period of time by using the acquired fault transient state current amperage, comparing the current abrupt change with a setting value according to the value of the current abrupt change and judging the direction of faults; and 3, distinguishing inside-area and outside-area faults by the cooperation of the current abrupt change directional elements at the terminals of a line; and if the directional element at each terminal is judged to have a forward directional fault, the fault is judged as the inside-area fault, and if at least one directional element is judged to have a reverse directional fault, the fault is judged as the outside-area fault. The method has the advantages that only current data is used, the required sampling rate is low, the current abrupt change is easy to calculate, the communication amount is small, and line faults can be rapidly detected; all energy information but a high frequency signal in a fault transient state is used, the signal energy is strong, and the protection is safety and reliable; and the method is applied to a parallel, a serial and a hybrid multi-terminal direct current system.

The invention discloses a treatment method, device and system for remaining running mileage of an electric vehicle. The treatment method comprises the following steps: acquiring historical energy consumption information of unit mileage of vehicles of which the types are the same as the type of a current vehicle, and current energy information of unit mileage of vehicles running within a region in which a current vehicle runs, wherein the vehicles of which the types are the same as the type of the current vehicle include the current vehicle; determining the current energy consumption information of unit mileage of the current vehicle in the current running region based on the historical energy consumption information of unit mileage of the vehicles of the same type, and the current energy information of unit mileage of the vehicles running in the same region; acquiring the environment temperature of the current running region, and determining the quantity of the remaining dischargeable electricity of a battery of the current vehicle according to the environment temperature; and obtaining the remaining mileage of the current vehicle according to the current energy information of unit mileage of the current vehicle, and the quantity of the remaining dischargeable electricity of the battery of the current vehicle. The method disclosed by the invention solves the technical problem that the remaining driving mileage of the electric vehicle cannot be accurately obtained.

The invention asks for protecting a cross-layer and bi-directional routing method in a wireless sensor network and relates to the technical field of communication. The existing wireless sensor network has the disadvantages that no downlink route is established in route establishing process, function of inquiring a sink node can not be supported, extra-cost occurs when energy information is updated by adopting node energy as the routing standard, and the cost of controlling the system is slightly larger. The method adopts source routing and cross-layer information share manner and uses smaller cost to establish the downlink route from the sink node to a sensor node without using special control group, the function of inquiring the sink node is added, and regular acquiring, releasing and updating of the rest energy information of the node are realized, when routing, the hop number and the rest energy of the node are both used as the measure standards, the energy consumption when forwarding the node is balanced when reducing the node energy and the network bandwidth consumption, and the service life of the wireless sensor network can be prolonged, and the network bandwidth utilization rate is increased.

A device configured in a unitary housing which includes a computing device with memory that stores energy information. A power supply and prongs attach to the power supply in the same unitary housing, wherein the prongs are configured to plug into a wall outlet.

A method is provided for authenticating characteristics of electrical energy. The method comprises acquiring a key, acquiring an amount of electrical energy, and generating a digital signature based on the amount and the key. The method further comprises generating a certificate comprising the signature and the amount.

The invention relates to a network load balancing method based on energy information of a wireless sensor, comprising the following steps: (1) Sink broadcasts an energy report message; (2) nodes receive an energy report of the Sink and then update and maintain local load forwarding tables; (3) the load allocation proportion born by various forwarding nodes and the load born by the various nodes are calculated; (4) the message is forwarded when local nodes are far away from convergent nodes compared with the forwarding nodes or are brother nodes of the same layer with the forwarding nodes; (5) various field values in the message are modified by self energy information and the message is forwarded to all the lower-level neighboring nodes or all the brother nodes of the same layer except the forwarding nodes; (6) when all the nodes receive the energy report message, the message forwarding is stopped; (7) after the energy report message is forwarded within a single period, propagation paths which reversely use the energy report message establish a load convergent route from sensing nodes to the convergent node Sink hop by hop; and (8) the convergent node Sink periodically sends out the energy report message and completes allocation and convergence of sensing data. The method solves the problems of network load balancing and network life cycle of a large-scale wireless sensor.

The invention discloses a routing method of a double-cluster head wireless sensor network. The method comprises the following steps: performing network initialization; performing temporary clustering, and collecting the positions and the energy information of intra-cluster ordinary nodes by selected temporary cluster head nodes; selecting out the optimal main cluster head node and the optimal secondary cluster head node by utilizing the particle swarm optimization algorithm according to the information of the intra-cluster ordinary nodes collected by the temporary cluster head nodes and the collection energy consumption and transmission energy consumption minimization criterion; selecting the next-hop node by every secondary cluster head node according to the distance from the secondary cluster head nodes to an aggregation node and the residual energy information at the data transmission stage, and transmitting data to the aggregation node by multiple hops. According to the routing method of the double-cluster head wireless sensor network disclosed by the invention, the problem that loads of cluster heads are overweight can be effectively relieved, the respective energy usage ratios of the two cluster heads are improved, the cluster heads are prevented from rapidly dying, the energy consumption of the network is balanced, and the life cycle of the whole network is prolonged.

There are provided methods and devices for generating excitation values for a speech signal. In one aspect, an example method comprises obtaining one or more characteristics of a first speech frame of the speech signal, deriving a first seed value based on the one or more characteristics of the first speech frame, providing the first seed value to a Gaussian time series generator; and using the Gaussian time series generator to generate an excitation values for the first frame. The one or more characteristics may include a spectrum information of the first frame, an energy information of the first frame, or a gain information of the first frame.

The invention discloses an adaptive optimal envelope demodulation method, which is characterized by comprising the following steps: bearing fault vibration acceleration signals are acquired; improved harmonic wavelet packet transform is carried out on the signals; an improved harmonic wavelet packet kurtosis graph fused with energy indexes is drawn; the optimal frequency band is extracted according to the maximal spectral kurtosis in the kurtosis graph; modular operation is carried out on wavelet coefficients of the optimal frequency band to obtain an envelope, and FFT transform is carried out on the envelope to obtain an envelope spectrum; refinement is carried out on the envelope spectrum, and a fault type of the bearing is determined in the refined envelope spectrum. Two aspects of the prior art are improved: on one hand, conventional harmonic wavelet packet transform is firstly improved, the frequency band can be divided more precisely, the improved harmonic wavelet packet transform is combined with the kurtosis graph, the improved harmonic wavelet packet kurtosis graph is formed, the ability of detecting weak transient fault impact by the kurtosis graph is enhanced, and the application effects are improved; and on the other hand, energy information is fused in the kurtosis graph, and robustness of the kurtosis graph is improved.