RussianPatents.com
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Method for automatic adjustment of radio-electronic device and automatic adjuster. RU patent 2292126. |
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FIELD: radio engineering and technical cybernetics. SUBSTANCE: concept, upon which automatic adjustment method is based, assumes that user after manually adjusting a radio-electronic device records adjustments under name, appropriate for signal, in which adjustments took place, and on repeated receipt of this signal it is recognized and adjustment are read from memory automatically. For realization of idea automatic adjuster contains controlled block, signal recognition block, memory block and control code generator. EFFECT: possible automatic adjustment of electronic device in accordance to certain requirements of user and without addition of special information about adjustments to useful input signal. 3 cl, 9 dwg
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Interactive graphical data decoder / 2291478 Decoder contains graphical data stream processor, which decodes the received interactive graphical data stream and transfers button image object data and button configuration information after decoding; coded data buffer, which temporary stores interactive graphical data stream and then transfers the interactive graphical data stream to the graphical data stream processor; object buffer, which receives button image object data; forming buffer, which receives button configuration information; graphical images controller, which creates image for displaying using data, stored in object buffer and forming buffer, and transfer determined image from object buffer to graphical image surface. |
Method and device for command transfer / 2285352 In accordance to method, watermark is formed, containing inbuilt control command, which should be executed by device being controlled, control command being related to representation of advertisement, signal is generated, containing watermark, inbuilt in information block represented by it and transferred into device being controlled, generated signal is transferred with watermark into device being controlled for showing advertisement to user by executing control command, related to showing advertisement, user is questioned to determine his preferences and on basis of questioning user profile is generated with consideration of sales data for devices being controlled, product identification is added to control command, while control command contains value of parameter, specific for advertisement, while device being controlled receives advertisement, wherein parameter values are used. |
System for processing a grid of television programs / 2269209 System for processing a grid of television programs has on one side, information about offered available programs, and, on other side, information about certain group of users. To each group of users a set of parameters is assigned, which is divided on several sets, while each set corresponds to filter layer, allowing selection of category or categories of subject interesting program. |
Synchronizing device for receiver of compressed audio and image signal / 2262211 Receiver of compressed audio and image signal has circuits for measurement of relative mistiming of decompressed signals of audio and image data. If mistiming of audio and image signals is within limits of first range of values, synchronization circuits will try to synchronize signals in time appropriately. If actual mistiming exceeds limits of first range, attempts to synchronize signals are halted and non-synchronized signals of audio and image are sent to output. |
Multimedia terminal for multiple users / 2259020 Device has decoder for receiving transmitted data, data-processing system and memory, while data-processing system stores data of user profiles, related to parameters or preferences of multiple users of terminal. Also, user profiles match terminal operation modes, and profiles data include data about priorities, pointing out rights of each user for using terminal resources. |
Broadcasting and receiving messages / 2257685 Method includes broadcasting of message, including text portion intended to reach user, while said message is transferred in form of conditional access message. |
Method and device for automatic control of tone quality / 2290750 Proposed method includes initial setting of desired tone quality of chosen record by individually adjusting sound-reproducing channel, storage of these adjustments, storage of individual characteristics of chosen record, recording, storage of individual characteristics of chosen record complying with individual adjustments of sound-reproducing channel, identification of mentioned record during repeated reproduction, and automatic adjustment of chosen-record tone quality by setting stored adjustments of sound-reproducing channel. Proposed device has controlled tone quality unit and memory unit. |
Method for automatic adaptive frequency correction / 2284648 Invention is based on comparison of spectrums of original and standard signals and further on correction of relations between spectrum components of original spectrum with use of comparison results. |
Psycho-acoustic processor / 2279759 In psycho-acoustic processor, containing n-band controllable timbre-block and n-channel control block, controlling output of control block is connected to control input of controllable timbre-block, input and output of which are respectively input and output of processor, and additionally contained are block for selecting acoustic isoglottic line and device for measuring sound volume level, output of which is connected to information input of control block, volume level indicator is utilized for measuring volume level of sound signal of sound reproducing route, composition of which includes psycho-acoustic processor. |
Adaptive equalizer / 2279758 Equalizer inputs meant for utilization in sound amplification systems, including reproduction and amplification of records, and also in systems for recording sound signals. Equalizer contains controllable timbre block, spectrum analyzer and control block. Principle for device operation includes comparing spectrum of processed signal to standard values, determining required shape of spectrum at output, generation of controlling effects and transferring aforementioned effects to controllable circuits of timbre block. |
Method and device for correction of frequency distortion (automatic equalizer) / 2265951 Method is characterized by determining normal spectrum of source signal, determining normal spectrum of signal, received in audio programs listening point, received spectrums are compared, signals formed during comparison are used to even out amplitude-frequency characteristic of sound-reproducing circuit. |
Format distortion feedback (fdfb) / 2289880 Amplifier format distortion feedback (FB) consists of conversion deviation signal forming chain implemented using resistors (2,3) inserted between output and input of inverting amplifier (4), which has conversion slope control input (5). Received conversion deviation signal is multiplied by multiplier (1), whose signal adaptively defines amplifier (4) transfer characteristic slope. Such FB is adaptive non-linear, that is format distortion feedback (FDFB). |
Linearization device for amplifier with alternating amplification / 2273949 Transformed control signal is sent onto first circuit (input cascade fig.8) of linearization device, which generates a set of exponentially connected signals, for example, by means of differential amplifier, collector currents of transistors of which contain exponentially connected signals. Second circuit (output cascade) input linearization device is made on differential amplifier and receives to one of inputs and to its common point the exponentially connected signals of first circuit, and in response generates amplification control signal. By approximate synchronization of second circuit with amplifying cascade of amplifiers with alternating amplification and utilization of amplification control signal, generated by second circuit, transfer amplifier function of amplifiers with alternating amplification approximates appropriate characteristic of exponentially connected signals. |
Radio transmitting device incorporating provision for adapting to load / 2271605 Proposed short-wave radio transmitting device designed for operation into mismatched load has exciter 1, adjustable stage 3 and output stage 6, power supply in the form of pulsed power module 5 having drooping characteristic that provides for constant power supply to load and maintains field voltage across stage at level ensuring its operation under critical (optimal) conditions, pulse-width controller 4, and reference-voltage supply 12, as well as differential amplifiers 9, 13, multipliers 8, 11, output-signal peak value sensor 2, input-stage input-current sensor 10, and output-stage peak voltage sensor 7. |
Circuits of transmitter for communication systems / 2258309 One of methods is method for providing linear adjustment of level of output power of transmitter, containing device with multiple discontinuous setting values of amplification coefficient, and device with smooth adjustment of setting value of amplification coefficient, including steps for determining amplitude transfer function of transmitter for each said set of discontinuous setting values, forming of compensation table for amplification coefficient, receiving said setting values, reading compensated setting value of amplification coefficient from compensation table, adjustment of amplification coefficient. |
Automatic control method and system for realization thereof / 2289154 Automatic control method includes adding set-point signal to correction signal, while correction signal module is equal to total of error and correcting effect, received with delay, and sign matches the sign of set-point signal (when preventing insensitivity zone) or its derivative (when preventing a gap). Tracking system contains device for measuring discrepancy of set-point and output signals, adders, delay block, signals multiplication block, nonlinear unit of type "gap" or "insensitivity zone", control object with output signal sensor, sign setting block, differentiating block (only in system with gap). |
Method for automatic adaptive frequency correction / 2284648 Invention is based on comparison of spectrums of original and standard signals and further on correction of relations between spectrum components of original spectrum with use of comparison results. |
Servo drive / 2284047 Invention relates to automatic control, namely, to drives of lifting mechanisms operating at considerable unbalance of load. Proposed servo drive contains series-connected sensor, control signal shaper, two parallel-connected circuits consisting of detector and controllable amplifier-limiter, power amplifier and actuator. Detector in parallel circuit are of different polarity. Output of actuator is coupled with input of sensor. Servo drive includes also torque whose input is connected with output of power amplifier, and output, with first control inputs of controllable amplifiers-limiters. It includes also series-connected differentiator, amplifier and scale divider whose output is connected to second control inputs of controllable amplifiers-limiters, and input of differentiator is connected with output of torque sensor. |
Electronic electric energy flow meter / 2271029 To achieve result, on each core of appropriate current transformer compensating winding serially connected to working load resistance is wound, which is connected to input of adjuster, connected to secondary winding, so, that magnetic flow in core is practically zero, and voltage at resistor of working load is received in measuring module for determining load current. |
Piezoelectric displacement motor incorporating control circuit to compensate for piezoid noise / 2261520 Proposed piezoelectric displacement motor incorporating control circuit designed to compensate for piezoid noise by suppressing piezoid distortions and stabilizing excitation frequency has main power amplifier connected to piezoid plate, feedback transducer, and correcting device. Novelty is that one of piezoid plates is split into two parts; signal arrives to first part from output of main power amplifier and signal compensating for noise in piezoid structure, to second plate; the latter signal is generated in comparison circuit whose first input is connected to output of feedback transducer whose input is connected to nonsplit plate of piezoid. Source signal is passed through phase shifter to second input of comparison circuit and output signal of the latter compensating for noise in piezoid structure arrives through correcting device to input of additional power amplifier whose output is connected to second part of split plate of piezoid. |
Method for controlling dynamic objects on basis of given quality coefficients / 2261466 Method includes forming controlling effect on basis of results of comparison of setting effect and sum of values of measured object state variables, added with values of variables, measured directly beyond points of application of agitations. In case of impossibility of measuring state variables control effect is formed on basis of results of comparison of setting effect and total of values of restored object state variables, added with variable values, measured beyond pints of application of signals of adjustment from state observer. |
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