344 results about "Signal cell" patented technology

The personal security and tracking system that enables an individual in distress to initiate an alarm to alert appropriate personnel combined with a locating and tracking system that enables the alerted personnel to monitor the location of the individual in distress. The system comprises a portable signaling unit includes a locating system and a manual trigger switch to provide the priority alarm levels. The central processing station receiving signals from the portable signaling unit to process and analyze the signal of interpreting the geographical location and the priority alarm signal.

Disclosed herein are methods and systems for classifying cell labels, for example identifying a signal cell label. In some embodiments, the method comprises: obtaining sequencing data of barcoded targets created using targets in cells barcoded using barcodes, wherein a barcode comprises a cell label and a molecular label. After ranking the cell labels, a minimum of a second derivative plot of a cumulative sum plot can be determined. Using the methods, a cell label can be classified as a signal cell label or a noise cell label based on the number of molecular labels with distinct sequences associated with the cell label and a cell label threshold.

The invention provides an optical label based information interaction system and method, and the system and method are high in directionality, long in identification distance and large in information capacity. The information comprises the information coding optical label, a data server, a mobile terminal and a wireless communication network, wherein the data server provides information, the mobile terminal decodes the information and is connected with the data server, and the wireless communication network is connected with the mobile terminal and the data server. the optical label comprises a signal unit and a positioning identification; the mobile terminal comprises an image collector and an image processing module, the image collector collects a coded image of the optical label, and the image processing module decodes the coded image; and the mobile terminal is connected with the data server via wireless communication network according to decoding information and makes information interaction. The method comprises the following steps that 1) supply information is coded; 2) the mobile terminal is used to decode the image to obtain demand information transmitted by the optical label; and 3) after decoding, interaction between demand information and supply information is realized.

A method and apparatus for transporting Asynchronous Transfer Mode protocol cells over an Internet Protocol backbone network is disclosed herein. ATM signaling cells are initially received at a source gateway interconnected to the IP backbone. The signaling message is converted to an H.323 message and transmitted to a controller which provides ATM to IP address translation. The corresponding IP address is received at the source gateway and ATM bearer cells of the same call as the original ATM signaling cell are encapsulated with IP headers which include the IP address to form an IP packet which keeps the ATM cells intact within the packet. The IP packet is transferred onto the IP backbone network and routed to the appropriate destination gateway where the IP packets are decapsulated to retrieve the original ATM bearer cell.

The present invention relates to a radar device and a frequency interference cancellation method thereof, and arranges a configuration comprising: an antenna unit for transmitting a radar transmission signal to a periphery and receiving a signal reflected from a target; an RF unit for generating the transmission signal, converting frequencies of a transmission signal and a reception signal, and amplifying a reception signal; a signal processing unit for generating a control signal to generate the transmission signal and cancelling frequency interference from a reception signal of the RF unit; and a control unit for generating radar detection information by using an output signal of the signal processing unit, and tracking information by accumulating the radar detection information. The present invention enables real time changing of a hopping pattern according to a radar frequency interference environment, thereby achieving operation of the hopping pattern adaptively optimized to the frequency interference environment.

The invention discloses a safe and energy-saving control device and a control method of a hot rolling high-pressure descaling system, and relates to workpiece surface treatment equipment which is specially arranged and mounted in a rolling mill or is specially connected with a metal rolling mill for use. The safe and energy-saving control device comprises an operation control unit, a variable frequency pump operation state signal unit, a variable frequency giving unit and a variable frequency motor driving unit, wherein a pressure detection unit is connected with the operation control unit to feed back system pressure to the operation control unit; feedback control is performed on the rotation speed of the variable frequency pump through the variable frequency giving unit and the variable frequency motor driving unit to form a constant pressure control master control loop; a steel blank tracking signal is acquired through a steel blank tracking signal unit to perform feed-forward correction on the rotation speed of the variable frequency pump to form a variable flow energy-saving control auxiliary loop; operation control unit programmable control is formed by a CPU (Central Processing Unit) and a PLC (Programmable Logic Controller) to perform accurate control over the operation of a descaling water pump motor of the high-pressure descaling system; and the power consumption of the descaling system during operation is reduced on the premise of guaranteeing that water outlet of the system meets the technological requirement of descaling of the system.

The invention discloses a method for dynamically measuring distribution density of city population in real time.The method specifically comprises the steps that firstly, real-time data of signaling cell ranges of base stations in a city and the number of base station service mobile phone terminals is acquired through anonymous mobile phone signaling data provided by a mobile phone communication service provider; secondly, building area and land usage of all blocks of base station signaling cells are acquired through a city space database based on a geographical information system; thirdly, space population density in all buildings of all the blocks is obtained by converting the number of real-time service mobile phone terminals of the signaling cells and the building area of the blocks of the cells.The method solves the problem that in a traditional population density calculation method, interference is caused by a building scale factor; the precision of population density distribution calculation of a city, especially a center area and other public building agglomerations is increased, and the method can achieve early warning for traffic jams, crowd trampling, group confliction and other city disasters.

The invention discloses a machine-vision-based visual cigarette appearance inspection device of a cigarette making machine. The machine-vision-based visual cigarette appearance inspection device comprises an optical image-forming unit, an image pre-processing unit, a control and image analyzing unit and a trigger signal unit, wherein the optical image-forming unit comprises a camera component A and a camera component B which are respectively positioned on the two side surfaces of a transmission drum wheel of the cigarette making machine; the image pre-processing unit comprises a PCI image acquisition card with a CAMLINK interface; the control and image analyzing unit mainly comprises an industrial computer; the trigger signal unit mainly comprises FPGAs; the optical image-forming unit, the image pre-processing unit, and the control and image analyzing are connected one by one; and the trigger signal unit is simultaneously connected to the optical image-forming unit, the image pre-processing unit, and the control and image analyzing unit. Cigarette images acquired by the device include images of a tipping paper filter tip part, so that complete finished product cigarettes can be inspected.

A semiconductor memory comprises a memory cell, a pair of reference cells for use in generation of a reference electric potential, a first read circuit which compares a read electric potential obtained from the memory cell with the reference electric potential and determines data in the memory cell, a second read circuit which detects a state of the pair of reference cells and outputs a detection signal indicating the state of the pair of reference cells, and a control circuit which controls a write operation for the pair of reference cells based on the detection signal.

The invention discloses a commercial employee group residence recognition method based on mobile phone positioning data, comprising: (1), making survey, marking and statistics on types of commercial lands and residential lands; (2), setting conditions: at both 10:00 AM and 15:00 PM time points of more than 80% of workdays, presence is all in a same signal cell or adjacent signal cells of a commercial land, (3), at 2:00 AM time points of more than 80% of workdays, presence is all out of the commercial land, and (4), on more than 80% of holidays and festivals, no presence is in the signal cell of the condition (2); marking users meeting the above-mentioned conditions, recording the signal cells that the users locate at 2:00 AM, and marking them as commercial land employee group residences if all of more than 80% of the signal cells are the same residential land signal cell or adjacent residential land signal cells. Employee group residences in specific land types are recognized by using positioning information in a mobile phone communication network dependent on existing mobile communication network resources, and the method features low cost, high frequency, automation and high time efficiency.

The invention discloses a remote monitoring and fault diagnosis system for lithium ion battery packs, which comprises a data acquisition unit and a remote service center, wherein the data acquisition unit comprises a fault code unit, a GPS (global position system) location signal unit and a vehicle state signal unit; the remote service center comprises a remote service workstation, a remote diagnosis server, a database and a man-machine interactive real-time monitoring system; the fault code unit is used for acquiring a corresponding code of each lithium ion battery pack of an electric vehicle, the GPS location signal unit is used for acquiring position signals of the vehicle, and the vehicle state signal unit is used for acquiring working state signals of the vehicle; and the remote service workstation carries out remote transmission on signals acquired by the data acquisition unit, the remote diagnosis server receives signal data of the remote service workstation, then the signal data are processed and analyzed by a data processing module in combination with the database, and then, results subjected to processing are displayed on the man-machine interactive real-time monitoring system. By using the system disclosed by the invention, the remote communication, fault monitoring and fault diagnosis for lithium ion battery packs are realized.

The invention provides an adaptive sensor array apparatus (100) incorporating a multielement antenna (12) for receiving radiation from a scene ("S') and generating signals (e) in response thereto and a processing unit (114) for processing the signals (e) to provide an output signal (y). The unit (114) comprises an adaptive weight computer (136) arranged to generate weighting vectors (w) which are used in the unit (114) to attenuate contributions to the output signal (y) arising from sources of jamming radiation in the scene and transmit contributions to the output signal (y) arising from wanted targets therein. The apparatus (100) incorporates a non-adaptive beamformer unit (132) for preconditioning the signals (e) before they are passed to the computer (136). Preconditioning the signals (e) enhances performance of the apparatus (100) relative to conventional adaptive sensor array apparatus (10).

The specification and drawings present a new method, system, apparatus and software product for providing combining capability information of a Node B (supporting a cell to which a user equipment is set-up) to radio network controllers as related to HSUPA (High Speed Uplink Packet Access). The Node B can support among others, e.g., incremental redundancy (IR) combining and / or Chase combining. Furthermore, the combining capability information of the node B can be, e.g., for combining data received on an uplink enhanced dedicated channel (E-DCH).

The embodiment of the invention provides a coverage evaluation method and device. The method comprises the following steps: determining a grid to which each sampling point belongs in a plurality of pre-divided grids corresponding to a target area; for each grid, determining a main signal cell and an auxiliary signal cell of the grid according to the signal intensity of the serving cell and the interference neighbor cell of each sampling point in the grid; and for each grid, evaluating the coverage attribute of the grid according to the signal intensity of the main signal cell and the number ofthe auxiliary signal cells of the grid. According to the scheme provided by the embodiment of the invention, the coverage attribute in the overlapping coverage area can be evaluated, and the evaluation accuracy is improved.

The invention discloses a distributed optical fiber vibration signal feature extraction and identification method, which belongs to the field of optical fiber sensing signal processing, and comprisesthe following steps of: firstly, acquiring a space-time matrix signal of a vibration source, extracting a space column signal, dividing a short-time signal unit, and constructing an optical cable vibration event data set; constructing, training and optimizing an improved mCNN model, and performing feature evaluation on features extracted by the model during optimization until model iteration is optimal; secondly, extracting time structure feature vectors under multiple scales in parallel by utilizing an optimal mCNN model, recombining the time structure feature vectors into a short-time feature sequence according to a time sequence, and constructing a time structure feature sequence set; finally, constructing and training an HMM model, and constructing an offline vibration event HMM modellibrary to serve as a classifier for vibration source recognition. The problems that in the prior art, local structure features and time sequence features of distributed optical fiber vibration signals cannot be extracted at the same time, and the vibration source recognition accuracy and the generalization ability of the model are low are solved.

The magnetic field detecting apparatus is provided with: a magnetic field detecting unit for outputting one of two signals having different potential levels from each other in response to a perpheral magnetic field; an energizing control unit for producing a periodic energizing control signal indicative of timing at which the magnetic field detecting unit is energized by employing a clock signal and another signal obtained by frequency-dividing, or frequency-multiplying the clock signal, and for supplying the produced energizing control signal to the magnetic field detecting unit; a first inverting unit for inverting the potential level of the output signal of the magnetic field detecting unit; and an energizing time period control unit for supplying a time period control signal to the energizing control unit, the time period control signal controlling the time period of the energizing control signal in response to the potential level of the output signal of the magnetic field detecting unit, and the potential level of the signal obtained by inverting the potential level of the output signal by the first inverting unit. The energizing time period control unit supplies any one of two pieces of the energizing control signals whose durations and time periods are different from each other, during which the magnetic field detecting unit is not energized, in response to the potential level of the time period control signal supplied from the energizing time period control unit.

The invention relates to a crystal arranging method and a probe thereof. A crystal is formed by array configuration of a plurality of crystal units, each crystal unit comprises a flicker crystal block and a flicker crystal block with a processed outgoing face, a portion of the processed outgoing face of the flicker crystal block is processed in a shading mode. The crystal arranging method comprises that upper and lower adjacent crystal units are arranged in a manner that the flicker crystal block and the processed flicker crystal block are mutually interval, and left and right adjacent crystal units are arranged in a manner that a shading face and a non-shading face of the outgoing face of the processed flicker crystal block are mutually interval. The crystal is adopted by the probe, and the probe comprises a silicon photomultiplier (SPM). Multiple signal units are arranged on the SPM, the signal units correspond to the crystal units one by one, and the signal units can receive light signals which are sent by the crystal units. The probe breaks through size limitation of signal units of an existing SPM, and under the condition that sizes of the signal units of the SPM are not reduced, and resolution ratio of the probe is greatly improved.

A power monitoring and signal unit; said unit provided with projecting connectors at a first face and sockets for receiving like connectors in a second opposite face; said unit provided with circuitry for monitoring power flow through said unit when said projecting connectors are plugged into a mains power outlet; said unit further provided with transceiver circuitry for the transmission of data including command and control data and the reception of data including command and control data.In a further form there is disclosed a power monitoring and signal unit in communication with a programmable sensor device; the device comprising an individual signal unit registered by an owner of said individual signal unit with a central control facility;said individual signal unit communicating with said central control facility when and event sensor activates said individual signal unit; said central control facility executing a user-assembled schedule of predefined steps on receipt of a communication from said individual signal unit; said predefined steps configured or reconfigurable by an owner of said individual signal unit from a web site; at least some of the predefined steps provided by one or more independent parties and made available for selection on said web site; at least some predefined steps configurable or reconfigurable by said independent third parties; said method comprising permitting said independent parties to provide said steps to said central control facility via said web site; permitting said owner to register with said central control facility via said web site so as to become a registered owner; permitting said registered owner to select one or more said steps via said web site for execution by said central control facility responsive to communication received from said individual signal unit.

On a magnetic recording medium, M sets of burst patterns are formed along a direction of rotation of a substrate in each burst pattern region, where M is a natural number of two or higher. Each burst pattern is formed so as to include two types of burst signal units that are positioned at different distances from a center of data track patterns and have an equal length along a radial direction of the substrate. The length along the radial direction is (2·M / N) times the track pitch, where N is a natural number of two or higher. In a predetermined range where both ends in the radial direction do not match a center in the radial direction of a burst pattern, (2·M) centers in the radial direction of the burst patterns are present at intervals of (1 / N) times the track pitch in the radial direction, the two types of burst signal units are formed of non-recording regions and do not overlap each other in the direction of rotation, centers of the burst signal units in the radial direction are separated by (M / N) times the track pitch, and facing end parts in the radial direction of the burst signal units are separated via recording regions.

The invention discloses a preparation method and applications of a miRNA-21 electroluminescent immunosensor based on multi-functionalized molybdenum disulfide. The preparation method is characterized by comprising: carrying out amination on prepared Fe3O4 magnetic nanoparticles, and reacting with chloroauric acid to prepare Fe3O4@Au magnetic nanoparticles; carrying out carboxylation on prepared monolithic layer MoS2, sequentially reacting with a coupling reagent, a signal DNA solution and a luminol solution, finally adding a mercaptohexanol solution, and carrying out vibration washing to obtain a signal unit solution; carrying out a reaction on the Fe3O4@Au and a DNA capturing solution to obtain a capture unit solution; and coating the capture unit solution on the surface of a magnetic glassy carbon electrode in a dropwise manner, and then sequentially coating miRNA-21 and the signal unit solution on the surface of the magnetic glassy carbon electrode in a dropwise manner so as to obtain the product. The miRNA-21 electroluminescent immunosensor of the present invention has advantages of high sensitivity, strong specificity, high accuracy, simple operation step, and low experimental cost.

A reliable magnetic recording medium is provided which comprises a servo signal unit portions formed in a concavo-convex shape, easily produced, and resistant to tracking error. Also provided are a magnetic recording / reproducing apparatus which incorporates the magnetic recording medium, and a stamper for manufacturing the magnetic recording medium with efficiency. The magnetic recording medium includes a recording layer divided into a plurality of data areas and a plurality of servo areas to record information. The recording layer is formed in a concavo-convex shape in each servo area, with a servo signal unit portions formed as either a convex portions or a concave portions of the concavo-convex shape. Of the servo signal unit portions, the burst signal unit portion for tracking is generally elliptical in shape when viewed from the direction of thickness.

The invention discloses a three-dimensional controllable pulling and expanding multi-cell structure based on 3D printing. The three-dimensional structure can be obtained by two different signal cells by means of space array; the first single cell is obtained in the manner that two two-dimensional chiral honeycomb single cells rotate by 90 degrees in space to be fixedly connected together; the second single cell is obtained in the manner that there two-dimensional chiral honeycomb single cells rotate by 60 degrees and 120 degrees in space to be fixedly connected together; and each two-dimensional chiral honeycomb single cell is obtained in the manner that two crossed and fixedly connected rods are subjected to mirror symmetry two times. The multi-cell material has the negative poisson's ratio property, when the multi-cell material is compressed in one direction, the multi-cell material can be shrunken inwards in the other two directions, and therefore the structure is more compact, and the structure can more effectively resist the compression load. Besides, by changing the slenderness ratio and the inclination angle of the first rod and the second rod, the elastic performance of the multi-cell material is adjusted.

A control unit with data analyzer is connected to database and configured to receive user inputs such as time driven mode, supply driven mode and automatic mode and operate the system with respect to the selected mode, tariff opted and user input commands, and signals the storage unit to get charged from the input source or to supply power to all the lines or to the selected lines from storage unit. The control unit during the time when energy prices are less, signals to charge the storage unit and supplies power to all appliances through the input source and during the time when energy prices are more, signals to shut off the non critical loads and utilize the charged power from storage unit to selected lines.

The invention provides a self-controlled medical charging pump and control method, wherein the charging pump method comprises an execution module, a function module used for inputting information and receiving the feedback signal and a control module used for controlling the operation of the function module and the execution module; the control module comprises a I / O unit, a microprocessing chip and a memory unit; the function module comprises an input unit and a signal I / O unit. The control method comprises steps that: inputting the user instruction, selecting the corresponding operating mode according to the input user instruction and executing related actions. The medical charging pump can work at stand-along mode or linkage working mode, wherein the linkage working mode is controlled by surgical equipment which performs surgery, timely controls the open and close of the water flow according to the status of the surgical equipment and realizes effective control of the water flow in operation. The medical charging pump has the advantages that water intoxication complication due to sustainable flush or unnecessary body temperature decrease due to excess washing water consumption or excess flush is decreased.

Column electrode driving circuit for a display device which reduces power consumption arid is capable of gray-scale displaying. The driving circuit include a gray-scale voltage producing system including amplifiers whose inputs are applied with a plurality of gray-scale voltages, respectively, and a selecting system for selecting and outputting any of output signals of the amplifiers for each pixel or each predetermined displayed unit in accordance with an image signal indicative of a gray-scale level for the pixel or displayed unit. The gray-scale voltage producing system causes any amplifiers of the amplifiers, which correspond to a predetermined number of predetermined gray scale levels, to be powered off and causing the other amplifiers to be powered on during a predetermined mode, the selecting system select any of output signals of the amplifiers powered on during the predetermined mode. A further construction based on potential divider circuits is also disclosed.

A personal security tracking system and method for alerting a public safety answering point that a child is endangered, and reporting the location of the child using a GPS system, has a portable signaling unit adapted to be worn by the child. The portable signaling unit comprises a microcontroller operably connected with a recorded message memory for playing a message informing the public safety answering point that the child is endangered. The microcontroller is also operably connected to a GPS receiver for determining the location of the child using the GPS system. A cell transmitter calls 911 and transmits the recorded message and the location of the child upon the initiation of a control button.