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Russian patents in English sorted by IPC

A - HUMAN NECESSITIES
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(56193)
C - CHEMISTRY; METALLURGY
(58374)
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(3234)
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Image processing method and device

Image processing method and device

Invention relates to image processing. The image processing device includes a horizontal processing unit 31 and a combining unit 33. The horizontal processing unit 31 performs horizontal packing for manipulations in the horizontal direction by a matrix of pixels arranged in a chequered order, in each of a first and a second thinned image, obtained by pixel exclusion, in a first image and a second image different from the first, each second line in an inclined direction, such that pixels of the first and second thinned images are packed in the horizontal direction. The combining unit 33 generates a combined image formed by placing next to the first and second thinned images after horizontal processing as an image serving as a predictive coding object. The present invention can be used when performing predictive coding of a first and a second image, such as a L (left) image or a R (right) image, making up, for example, a 3D image or similar image.

Image processing device and method

Image processing device and method

Invention relates to an image processing device and method, which can improve encoding efficiency, thereby preventing increase in load. The technical result is achieved due to that a selection scheme 71 from a prediction scheme 64 by filtering selects a motion compensation image for generating a prediction image at a high-resolution extension level from key frames at a low-resolution base level. The filter scheme 72 of the prediction scheme 64 by filtering performs filtration, which includes high-frequency conversion and which uses analysis in the time direction of a plurality of motion compensation images at the base level, selected by the selection scheme 71, in order to generate a prediction image at the extension level.

Information acquisition method

Information acquisition method

Invention relates to methods of acquiring information using computer software. In a method of acquiring information, construction of a project diagram based on an object domain description is carried out in NVL language, in the syntax of which the "method" concept is excluded from the class description, imperative constructs are prohibited, the "integrity restriction" concept is added (describing business restrictions on a class or category thereof) and the semantic of which is described by an N data model. The method includes automatically converting the diagram into program code in ISQL with subsequent conversion of the latter to machine-readable code using a translator; saving object domain source data in computer memory; manipulating said data and executing information requests with subsequent output of signals corresponding to the acquired information.

Trusted entity based anti-cheating mechanism

Trusted entity based anti-cheating mechanism

Invention relates to computer engineering. method of preventing cheating, in which a first operating system is executed on a device, the first operating system being capable of allowing installation of device drivers without the requirement that the device drivers be signed by a specific key of a centralised source; the method includes monitoring the device and a restricted operating system executed on the device using a trusted component, wherein the restricted operating system is provided by modifying the first operating system executed on the device, wherein the restricted operating system is configured to require that device drivers be signed by a specific key of a centralised source in order to be installed; restricting access to resources based on the monitoring results.

Techniques for monetising anonymised context

Techniques for monetising anonymised context

Invention relates to means of protecting identification information of wireless device users when performing various operations with service providers. A method of offering anonymous incentive based context to service providers includes delivering context information of a user to the service provider, wherein prior to delivery of the context information to the service provider, the context is anonymised by removing identifying information and aggregating it with context from additional users. A system and a computer-readable data medium enable to carry out the disclosed method.

Method and system for providing control information for supporting high-speed downlink and uplink

Method and system for providing control information for supporting high-speed downlink and uplink

Invention relates to providing control information for supporting control information for supporting high-speed downlink packet access and high-speed uplink packet access. A Node-B assigns at least one downlink control channel and at least one uplink control channel to WTRU. The downlink control channel and the uplink control channel are provided to transmit control information for both the downlink and the uplink. Conventional control channels for downlink and uplink are combined into a reduced set of control channels for uplink and downlink. The Node-B and the WTRU communicate control information via the downlink control channel and the uplink control channel. The WTRU receives downlink data and transmits uplink data, and the Node-B receives uplink data and transmits downlink data based on the control information transmitted via the downlink control channel and the uplink control channel.

Data visualisation platform performance optimisation

Data visualisation platform performance optimisation

Invention relates to computer engineering and specifically to methods of forming visual objects. Disclosed is a method of performing visualisation through a data visualisation platform. The method includes steps of carrying out a visualisation task and creating a plurality of geometry vectors. The method also includes receiving a request to display the visualisation and performing iteration on the plurality of geometry vectors. Further, the method includes skipping at least one of a first vector from the plurality of geometric records according to a geometry skipping algorithm comprising at least one of the following criteria: detecting a zero-length line, the total number of the plurality of geometry vectors, the total number of data points, the display size, data type and visualisation type.

Radio transmitter

Radio transmitter

Invention relates to radio engineering and can be used in communication systems with phase-shift keyed signals for transmitting data via a radio link. The radio transmitter comprises a phase-shift keyed signal former, a key power amplifier, a matching unit, the output of which is connected to the input of an antenna, an energy storage comprising a capacitor and a diode, wherein the capacitor is connected by its terminals in parallel to the power inputs of the key power amplifier, and the diode is connected between the key power amplifier and the power supply.

Method of constructing network structure fir filters

Method of constructing network structure fir filters

Invention relates to methods for structural construction of digital finite impulse response (FIR) filters. The technical result is a method of constructing digital FIR filters which can be incorporated at digital filter synthesis steps for devices on microprocessors and/or PLD. Basic cells form a two-dimensional matrix with a set of elements arranged in rows and columns. A basic cell comprises an adder, a linear shift element and a delay element. The structure of connections between basic cells, delay indicators and the number of bitwise shift operations in cells are described by row vectors. Optimisation of parameters of basic cells is carried out using a selected optimisation algorithm.

Electrical functional layer, method of its manufacturing and application

Electrical functional layer, method of its manufacturing and application

Invention is referred to transparent and electrically conductive functional layer, in particular to an object made of laminated material. The electrical functional layer comprises conductive non-transparent paths with thickness varying in the range from 2 nm up to 5 mcm, which are placed in parallel to the surface of the transparent carrier forming the pattern so that between the conductive paths there is distance ensuring surface conductance of the electrical functional layer at simultaneous transparency for human eye; at that non-transparent paths of the functional layer form electrically conductive segments made so that they may provide a separate electrical connection, at that the transparent carrier is a flexible film and the pattern is structured so that formation of straight parallel lines is prevented for the non-transparent paths.

Protocol for channel state information feedback

Protocol for channel state information feedback

Invention relates to wireless communication. Certain aspects of the present disclosure relate to a low-overhead method for transmitting channel state information (CSI) feedback in very high throughput (VHT) wireless communication systems. The present disclosure also provides packet formats for null data packet announcement (NDPA), CSI Poll and CSI feedback.

Ultra-wideband multi-beam mirror antenna

Ultra-wideband multi-beam mirror antenna

Ultra-wideband multi-beam mirror antenna comprises an asymmetric parabolic reflector and a group of off-focus radiators located in the focal region, wherein the radiators are in the form of identical ultra-wideband ridged compound horns. The upper and lower regions of the working surface of the reflector are coated with a radar-absorbing coating with an inverse relationship between the magnitude of the reflection coefficient and frequency within the operating range. The central region, which is uncoated, has the shape of an ellipse in the projection on the aperture plane. The thickness of the coating around the elliptical region on an area with a width of (4-5)λmin increases linearly from zero to the full thickness of the coating. The phase of the reflection coefficient of the coating is not greater than 36° in the low-frequency part of the operating range, wherein the magnitude of the reflection coefficient is greater than 0.1. The magnitude of the reflection coefficient of the coating is selected to fall from 0.85 to 0.05 in a ninefold operating frequency range.

Network with multiple devices, root device and network address assignment method

Network with multiple devices, root device and network address assignment method

Invention relates to assigning addresses to multiple devices on a network. A network (10) comprises one or more devices (1, 2, 3, 4, 5), each device (1, 2, 3, 4, 5) having an address and said address comprising a device address (1.1, 2.2, 3.3, 4.4, 5.5) which is unique for each device (1, 2, 3, 4, 5) on said network (10), and a network address (A), which is common for all devices (1, 2, 3, 4, 5) on said network (10). The present invention also relates to a root device (1) and a method of assigning a network address (A) for devices (1, 2, 3, 4, 5).

Reed-solomon code decoder

Reed-solomon code decoder

Device comprises data buffer memory, a syndrome computing unit, a Galois processor, a discrete Fourier transform unit, an error position search unit, a symbol position sorting unit, an error value computing unit, a first Galois field element adder.

Anti-peep user authentication method

Anti-peep user authentication method

Invention relates to user authentication. An anti-peep user authentication method comprises preliminary formation of a set of N graphic symbols, where N is a natural number, the value of which is limited by the possible number of graphic symbols which can be placed on a screen with a quality which enables recognition of said graphic symbols, providing the user with a selection from said set for storing a group of S secret graphic symbols sk, where k=1…K, where K is the number of graphic symbols in the group S, selected based on the ease of memorisation by the user, carrying out the i-th step of inputting authentication information, wherein i=1…I, where I is the total number of steps, by displaying on the screen Ni graphic symbols randomly selected from the set, among which an si-th secret symbol is placed in an arbitrary position, the secret symbol being selected from the group S of secret symbols, forming an invisible secret area Ai, fixing a point hi of user action on the screen, generating a positive result of carrying out the i-th step of inputting authentication information upon satisfying the condition of association of the fixed point of action of the invisible secret area hi∈Ai and a negative result otherwise, generating a positive decision on authentication after obtaining positive results of carrying out all I steps of the user inputting authentication information a negative decision otherwise, wherein the graphic symbols from the set N are arranged on the screen in the form a table, in which symbols have random coordinates (Xsi,Ysi), where Xsi=1…a and Ysi=1…b (a is the number of rows in the table, b is the number of columns in the table), further providing the user with a gesture from a database of secret gestures for memorisation, each gesture being formed by a pair of numbers (d1,d2), where d1 and d2 are natural numbers, wherein d1 and d2 are less than or equal to the greater value between a and b (d1,d2≤max{a,b}), when carrying out the i-th authentication step, forming the invisible secret area in the form of a set of graphic symbols of the table having coordinates (XSi±md1, YSi±md2), where m is natural number, wherein md1 and md2 are less than or equal to the greater value between a and b (md1,md2≤max{a,b}), and fixing the points of user action on the screen by selecting any symbol from the invisible secret area.

Method and system for secure transmission of audiovisual content

Method and system for secure transmission of audiovisual content

Invention relates to computer engineering. The invention can be implemented in a conditional access content broadcast system where it is desirable to identify and take measures against receiving equipment, applied when sharing control words. Owing to the requirement that receiving equipment used in the system transmits to a transmission station a conditional access content message at a precisely defined time, the invention provides a method through which a server identifies receiving equipment participating in the sharing of control words and prevents said receiver from further accessing said content.

Chipset function activation method and chipset

Chipset function activation method and chipset

Invention relates to cryptography. A chipset function activation method includes: receiving at least one of the following elements: a segmentation key, a general purpose key and a global cryptographic algorithm selector; transmitting at least two of the following elements: an initial value, the obtained segmentation key, the general purpose key and the global cryptographic algorithm selector to a computation module, wherein the initial value, the obtained segmentation key, the general purpose key and the global cryptographic algorithm selector are provided by at least two different organisations; generating in the computation module a temporary key using one of the following elements: at least one cryptographic algorithm of the computation module and at least two elements selected from a group including the initial value, the segmentation key, the general purpose key and the global cryptographic algorithm selector; receiving an activation message using the computation module; receiving an authentication code of said message using the computation module, wherein said message authentication code is calculated using the temporary key; authenticating said received message using the message authentication code and the temporary key; if the received message is authentic, activating the corresponding chipset function; if the received message is not authentic, prohibiting activation of said corresponding chipset function.

Method of forming digital watermark-certified electronic colour image

Method of forming digital watermark-certified electronic colour image

Method of forming a digital watermark-certified electronic colour image includes, at the transmitting side, scaling digital image data to a standard size, applying discrete Fourier transform (DFT) to said data and determining the DFT amplitude and simultaneously recording the phase, selecting local areas of the amplitude spectrum such that the positions of said centres coincide with the positions of nonzero key K values, selecting maximum values of the amplitude spectrum in each local area and correcting said values under the condition of maintaining acceptable image quality, placing the corrected maximum values of the amplitude spectrum at the centre of each local area by replacing initial values of the amplitude spectrum at said positions, embedding an identification key in the image, performing an operation to restore amplitude symmetry and, using the phase stored earlier, performing inverse DFT to obtain digital data with an embedded watermark.

Audio or video encoder, audio or video and related methods of processing multi-channel audio or video signals using variable prediction direction

Audio or video encoder, audio or video and related methods of processing multi-channel audio or video signals using variable prediction direction

Invention relates to means of processing multi-channel audio or video signals using a variable prediction direction. Two audio or video channels are combined to obtain a first combination signal as a mid signal and a residual signal which can be obtained using a predicted side signal obtained from the mid signal. The first combination signal and the residual prediction signal are encoded and written into a data stream together with the prediction information obtained by an optimiser based on an optimisation target and a prediction direction indicator indicating a prediction direction associated with the residual signal. A decoder uses the prediction residual signal, the first combination signal, the prediction direction indicator and the prediction information to obtain a decoded first channel signal and a decoded second channel signal. In an encoder example or in a decoder example, a real-to-imaginary transform can be applied for estimating the imaginary part of the spectrum of the first combination signal.

Method and apparatus for monitoring grant channels in wireless communication

Method and apparatus for monitoring grant channels in wireless communication

Invention relates to techniques for monitoring grant channels in a wireless communication network. In one version, user equipment (UE) determines whether a monitoring condition is satisfied, monitors at least one grant channel for granting radio resources if the monitoring condition is satisfied, and stops monitoring the at least one grant channel if the monitoring condition is not satisfied. The UE may determine that the monitoring condition is satisfied after sending scheduling information indicating that there is data to send, if there is a current grant of radio resources, if a grant of radio resources is expected, if there is at least one scheduled flow and a data buffer for the scheduled flow(s) is not empty, if there is a current grant of radio resources and data transmission has been sent using this grant of radio resources, if there is at least one other control channel to monitor, etc.

Method and device for link aggregation

Method and device for link aggregation

Invention discloses a link aggregation method and device. The method includes turning off data frame transmitting-receiving functions of all ports; when a timer of a transmit machine expires, a selection logic machine selects a TRUNK for a port, a timer of a multiplexing machine is set and started, and the multiplexing machine prepares to add the port to the selected TRUNK; and when the timer of the multiplexing machine and the timer of the transmit machine expire simultaneously, the multiplexing machine adds the port to the selected TRUNK, turns on the data frame transmitting-receiving function of the port according to aggregation state information in a received LACPDU message, and performs application message transmission.

Method, node device and system for establishing label switched path

Method, node device and system for establishing label switched path

Method includes receiving a connection establishment request message sent by a source node to a sink node, where the connection establishment request message carries bandwidth request information corresponding to different conditions, and each of the bandwidth request information corresponds to one condition; and reserving, according to the bandwidth request information corresponding to the different conditions, a corresponding bandwidth resource in subsidiary remaining bandwidth corresponding to the different conditions on a local link, thereby establishing a connection between the source node and the sink node.

Device and method of processing projection data

Device and method of processing projection data

Invention relates to a projection value processing device for processing collected projection values. A first image is reconstructed by a reconstruction unit based on the investigated collected projection data with reconstruction allowance. A simulated projection value determining unit determines simulated projection values by simulating projection through the investigated reconstructed first image with reconstruction allowance, and difference values for the collected projection values are determined by a difference determining unit, where a difference value indicates the degree of difference between corresponding collected projection values and the reconstruction allowance, by comparing the collected projection values and the corresponding simulated projection values.

Device to assess economic efficiency of complex system management process

Device to assess economic efficiency of complex system management process

Device comprises groups of input registers, groups of memory devices, groups of matching circuits, a group of OR elements, groups of subtraction units, multiplication units, output registers and indication units, a clock pulse oscillator and a pulse distributor.

Method of enabling user to select at least one item from plurality of items

Method of enabling user to select at least one item from plurality of items

Invention relates to means of enabling a user to select at least one item from a plurality of items. The method comprises selecting a position in a hierarchy of said plurality of items displayed in a first type on a screen; selecting criteria from a list of criteria displayed in a second type on the same area of the screen as the first type, wherein only one of the first type and the second type is displayed at the present moment in time on the same area of the screen in response to user switch: (i) from the first type to the second type, or (ii) from the second type to the first type; determining which of specific criteria from said criteria from said list of criteria do not match with any one of the items corresponding to said selected position in said hierarchy, wherein items corresponding to said selected position in said hierarchy comprise items below the selected position in said hierarchy; cancelling the selection of said specific criteria from said list of criteria defined as not matching any one of the items corresponding to said selected position in said hierarchy on the second type.

Method of finding faults in continuous dynamic system based on input of sample deviations

Method of finding faults in continuous dynamic system based on input of sample deviations

Method comprises detecting the response of a non-faulty system on an interval at control points and determining and recording integral estimates of output signals of the system; determining and recording integral estimates of output signals of a model for each of the control points and each of the sample deviations; determining deformation of the integral estimates of output signals of the model; determining normalised deformation values of the integral estimates of output signals of the model; replacing the system with nominal characteristics with the inspected system, transmitting an analogue input signal to the input of the system, determining integral estimates of output signals of the inspected system; determining deviations of the integral estimates of output signals of the inspected system for control points from nominal values; determining normalised deviation values of the integral estimates of output signals of the inspected system; determining diagnostic features; determining a topological defect from the minimum value of the diagnostic feature.

Digital angle converter

Digital angle converter

Device comprises a sine-cosine rotary transformer, low-pass filters, ADC, DAC, digital multipliers, ROM, adder accumulators, a ratio arctangent computer, a counter, registers, a synchroniser, a square wave generator, a sum of squares square-root computer, an angle correction computer.

Apparatus for determining outlines of objects on image

Apparatus for determining outlines of objects on image

Disclosed is an apparatus for determining outlines of objects on an image. The apparatus comprises an image element sensor and the following units for: generating threshold values of speed and acceleration of change in intensity of the image elements, creating an eight-connected neighbourhood of the image elements, successive selection of triads in the eight-connected neighbourhood of an image element, memory for said triads, differentiating triads and a decision unit. The unit for generating threshold values of speed and acceleration of change in intensity of the image elements is connected to the output of the image element sensor. The unit for creating an eight-connected neighbourhood of the image elements is connected to the output of the unit for generating image elements and is connected to series-connected unit for successive selection of triads in the eight-connected neighbourhood of an image element, memory unit for triads of the eight-connected neighbourhood of an image element, triad differentiation unit and decision unit.

Functionally complete tolerant element

Functionally complete tolerant element

Device comprises 8 CMIS transistors with n-type conductivity (1-8) and 8 CMIS transistors with p-type conductivity (9-16), connected between a power bus (17) and a neutral bus (18), to the gates of which input signals (19-26) are transmitted. As a result, a basic logic function Z = ( X 1.1 ¯ ∨ X 2.1 ¯ ∨ X 1.2 ¯ ∨ X 2.2 ¯ ) ⋅ ( X 1.3 ¯ ∨ X 2.3 ¯ ∨ X 1.4 ¯ ∨ X 2.4 ¯ ) is obtained at the outputs of the element (27-30) which, under the condition that X1=X1.1=X1.2=X1.3=X1.4 and X2=X2.1=X2.2=X2.3=X2.4, realises the NAND function with fourfold redundancy, which is close to the "quadded logic" (interwoven logic) approach. The device maintains the type of function executed by the device with non-recurrent constant failures of inputs or transistors and can be used when detecting faults which satisfy given models of failures without carrying out additional reconfiguration procedures.

Associative recognition device

Associative recognition device

Device comprises P units for selecting a maximum signal, P units for calculating an activation function, P groups of multiplier units, P groups of decoders and P groups of units for generating membership function values.

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