Slezak

Dominik Slezak, Warszawa PL

Patent application number	Description	Published
20090106210	METHODS AND SYSTEMS FOR DATABASE ORGANIZATION - A relational database having a plurality of records is organized by using a processing arrangement to perform a clustering operation on the records so as to create a number of clusters. At least one of the clusters is characterized by a selected metadata parameter. The clustering operation is performed to optimize a calculated value of a selected precision factor for the selected metadata parameter. The selected metadata parameter is selected to optimize execution of a database query and the value of the selected precision factor is related to efficiency of execution of the database query.	04-23-2009
20110307472	SYSTEM AND METHOD FOR MANAGING METADATA IN A RELATIONAL DATABASE - In a method for storing data in a relational database system using a processor, a collection of values is assigned to a structure dictionary, wherein each of the values represents the value of a row for an attribute and has a unique ordinal number within the collection, and wherein the structure dictionary contains structures defined based on at least one of interaction with a user of the system via an interface, automatic detection of structures occurring in data, and predetermined information about structures relevant to data content that is stored in the system. For each structure in the structure dictionary, a structure match list is formed from ordinal numbers of values matching the structure, and a structure sub-collection from values matching the structure, using the processor. An outlier match list is formed from ordinal numbers of values that are not null and do not match any structure in the structure dictionary, and an outlier sub-collection from values that are not null and do not match any structure in the structure dictionary. The collection of values is stored in the relational database in a form of structure match lists, structure sub-collections, outlier match list and outlier sub-collection.	12-15-2011
20110307521	SYSTEM AND METHOD FOR STORING DATA IN A RELATIONAL DATABASE - In a method for storing data in a relational database system using a processor, a collection of values is assigned to a structure dictionary, wherein each of the values represents the value of a row for an attribute and has a unique ordinal number within the collection, and wherein the structure dictionary contains structures defined based on at least one of interaction with a user of the system via an interface, automatic detection of structures occurring in data, and predetermined information about structures relevant to data content that is stored in the system. For each structure in the structure dictionary, a structure match list is formed from ordinal numbers of values matching the structure, and a structure sub-collection from values matching the structure, using the processor. An outlier match list is formed from ordinal numbers of values that are not null and do not match any structure in the structure dictionary, and an outlier sub-collection from values that are not null and do not match any structure in the structure dictionary. The collection of values is stored in the relational database in a form of structure match lists, structure sub-collections, outlier match list and outlier sub-collection.	12-15-2011
20130198163	SYSTEM AND METHOD FOR STORING DATA IN A RELATIONAL DATABASE - In a method for storing data in a relational database system using a processor, a collection of values is assigned to a structure dictionary, each of the values represents the value of a row for an attribute and has a unique ordinal number within the collection. and the structure dictionary contains structures defined based on at least one of interaction with a user of the system via an interface, automatic detection of structures occurring in data, automatic detection of frequencies of values occurring in data, analysis of a history of queries, and predetermined information about structures relevant to data content that is stored in the system. For each structure, forming a structure match list from ordinal numbers of values matching the structure, and a structure sub-collection from values matching the structure, using the processor. An outlier match list is formed from ordinal numbers of values that are not null and do not match any structure in the structure dictionary, and an outlier sub-collection is formed from values that are not null and do not match any structure in the structure dictionary. The collection of values is stored in the relational database in a form of structure match lists, structure sub-collections, outlier match list and outlier sub-collection.	08-01-2013
20150088807	SYSTEM AND METHOD FOR GRANULAR SCALABILITY IN ANALYTICAL DATA PROCESSING - A method of resolving data queries in a data processing system. The method comprises receiving in the data processing system a data query, where the data processing system stores a plurality of information units describing pluralities of data elements, a first information unit having a retrieval subunit that includes information for retrieving all unique data elements in a first plurality of data elements and a summary subunit including summarized information about data elements in the first plurality of data elements. The method further includes deriving, via the data processing system, a result of the data query, wherein the result of the data query comprises a plurality of new data elements. The data processing system uses summary subunits of information units to select a set of information units describing data elements that are sufficient to resolve the data query.	03-26-2015

Dominik A. Slezak, Warszawa PL

Patent application number	Description	Published
20140337315	METHOD AND SYSTEM FOR STORING, ORGANIZING AND PROCESSING DATA IN A RELATIONAL DATABASE - A system and method of processing a data query in a data processing system is provided. The data in the data processing system includes a plurality of individual data elements. The data elements are grouped and stored in at least one data unit. The information about the at least one data unit is gathered and stored in at least one information unit. The method comprises receiving the data query to be executed; using the information in the at least one information unit to optimize and execute the query; resolving the data query; and returning results of the data query for use by the data processing system.	11-13-2014

James Craig Slezak, Ottawa CA

Patent application number	Description	Published
20140086570	Regenerators Placement Mechanism For Wavelength Switched Optical Networks - The method of placing regenerators along a trail connecting a source network node with a destination network node of an automatically switched optical network first identifies N tentative regeneration sites and n+1 optical paths along the trail. Wavelengths are assigned to each optical path, and the performance of the trail is assessed based on regenerator placement data and wavelength assignment data.	03-27-2014

Jan Slezak, Rijbergen NL

Patent application number	Description	Published
20090320587	Capacitive level sensor with a Plurality of Segments Comprising Each a Capacitor and a Circuit - A capacitive level sensor comprises a probe which is longitudinally segmented into a plurality of segments. Each segment comprises an electrode forming an electrical capacitor to a common ground electrode. Each electrode is connected to a measuring circuit via an associated one of a plurality of controllable switches. A control means controls said switches to successively and separately connect the capacitors to the measuring circuit. To simplify the design and manufacture of the level sensor, the controllable switches are individually arranged in the associated segments of the probe, and the control means is subdivided into control units respectively arranged in the segments and connected to a single control line. Alternatively, if a plurality of controllable measuring circuits are individually arranged in the associated segments and connected to an associated one of said electrodes, and if the control means successively and separately activates the measuring circuits, the control means is subdivided into control units respectively arranged in the segments of the probe and connected to a single control line.	12-31-2009

Marian Jozef Walter Slezak, Cw Rijsbergen NL

Patent application number	Description	Published
20090153150	Measuring device and method for local measurement of at least one electrical property of the content of a container - Measuring device for local measurement of an electrical property of the content of a container, comprising at least three electrodes disposed adjacently of each other in height direction and electrically insulated from each other, wherein each of the electrodes can be connected to an electrical measuring circuit for measuring, via one of the electrodes and one other electrode connected to an electrical earth, the electrical property of the content of the container in the vicinity of the electrodes, wherein the electrical measuring circuit is adapted to generate at least one electric measuring signal representing the measured electrical property, and a control unit for connecting the one electrode to the electrical measuring circuit and connecting the other electrode to an electrical earth.	06-18-2009

Marian Jozef Walter Slezak, Rijsbergen NL

Patent application number	Description	Published
20090267619	Device and method for measuring an electrical property of a fluid flowing through a pipe - The invention relates to a device and a method for measuring an electrical property of fluid flowing through a pipe, comprising at least a first measuring electrode and a second measuring electrode placed in spatial contact with the pipe, wherein the first measuring electrode is received in a body placed inside the inner wall of the pipe, and the first measuring electrode is separated from the inner wall of the pipe by a gap, this gap extending over at least a part of the periphery of the inner wall of the pipe. As a result of these measures the distance between the measuring electrodes is greatly reduced, so that the measurement accuracy increases considerably. The measuring circuit is preferably adapted for repeated successive measurement of the resistance value and the capacitance of the fluid.	10-29-2009
20130057302	CAPACITIVE MEASURING CIRCUIT INSENSITIVE TO HIGH-FREQUENCY INTERFERENCE - The invention relates to a measuring circuit for measuring the capacitance of a measuring capacitor which has a first and a second measuring electrode and which is coupled to a charging capacitor, wherein the frequency of the output signal of the measuring circuit is a measure of the capacitance of the capacitor, and the measuring circuit comprises a buffer amplifier with which the point between the charging resistor and the measuring capacitor is connected to the other components of the measuring circuit. The buffer amplifier changes the high impedance level of the combination of the measuring capacitor and the charging resistor to a level at which low-pass filters can usefully be applied. Buffer amplifiers are also available with an input capacitance and input resistance such that the buffer amplifier already functions in itself as a low-pass filter. An external filter is then not necessary because the filter is already present in the buffer amplifier.	03-07-2013

Yaron Slezak, Ra'Anana IL

Patent application number	Description	Published
20090001943	Current mode boost converter using slope compensation - A boost converter circuit that includes a power supply, an inductor coupled to the power supply to receive current from the power supply, a diode coupled to receive current from the inductor and coupled to provide current to a load as an output, an inductor switch coupled to a node between the inductor and the diode for selectively switching current from the inductor anyway from the diode, and a ramp circuit. The ramp circuit is coupled to the node between the inductor and the diode, and is configured to selectively sample a voltage at the node between the inductor and the diode via a sampling switch and use the sampled signal to produce a stabilization ramp to stabilize the output.	01-01-2009
20110063501	TECHNIQUES FOR ACHIEVING COMPLETE INTEROPERABILITY BETWEEN DIFFERENT TYPES OF MULTIMEDIA DISPLAY INTERFACES - A multimedia interface cable for achieving complete interoperability between different types of multimedia display interfaces. The cable comprises a first multimedia connector including a plurality of contact pins of at least high-speed multimedia signals and control signals; a second multimedia connector including a plurality of contact pins of least high-speed multimedia signals and control signals; a plurality of un-crossing conducting wires for coupling the plurality of contact pins of the high-speed multimedia signals in the first multimedia connector to the plurality of contact pins of the high-speed multimedia signals in the second multimedia connector; and a plurality of conducting wires for coupling the plurality of contact pins of the control signals in the first multimedia connector to the plurality of contact pins of the control signals in the second multimedia connector.	03-17-2011
20110311008	APPARATUS AND METHOD THEREOF FOR CLOCK AND DATA RECOVERY OF N-PAM ENCODED SIGNALS USING A CONVENTIONAL 2-PAM CDR CIRCUIT - An interface circuit for enabling clock and data recovery (CDR) of N-level pulse amplitude modulation (N-PAM) modulated data streams using a 2-PAM CDR circuit. The circuit comprises a number of N−1 comparators for comparing an input data stream to N−1 configurable thresholds, the input data stream is N-PAM modulated and the N−1 configurable thresholds are N−1 different voltage levels; a number of N−1 of edge detectors respectively connected to the N−1 comparators for detecting transitions from one logic value to another logic value, N is a discrete number greater than two; and a determination unit for determining if the detected transitions is any one of a major transition and a minor transition and asserting a transition signal if only a major transition or a minor transition has occurred, the transition signal is fed into a 2-PAM CDR circuit and utilized for recovering a clock signal of the input data stream.	12-22-2011
20120077384	APPARATUS FOR ENABLING SIMULTANEOUS CONTENT STREAMING AND POWER CHARGING OF HANDHELD DEVICES - An apparatus for enabling simultaneous multimedia content streaming and power charging of handheld devices, comprises a universal connector installed in a first device and enables connectivity of at least one multimedia display interface and at least one data interface with a second device, the first device is connected to the second device using a charging-streaming cable having, at one end, a first connector compliant with the universal connector, and at the other end, a second connector compliant with a multimedia display interface and a third connector compliant with a data interface of the second device, wherein streaming of the multimedia content is from the universal connector in the first device to the second connector in the second device and power charging of the first device is through the third connector of the second device; and a detector for determining a type of the multimedia display interface of the second device.	03-29-2012
20120079140	Techniques for Achieving Complete Interoperability Between Different Types of Data and Multimedia Interfaces in Handheld Devices - A triple-mode connectivity apparatus for enabling interoperability between a multimedia display interface and a data interface. The apparatus comprises a universal connector installed in a first device and structured to enable connectivity between the multimedia display interface and the data interface of a second device, the first device is connected to the second device using a cable having a first connector compliant with the universal connector and a second connecter compliant with the data interface of the second device; a physical layer interface for processing signals compliant with the multimedia display interface and the data interface; and a detector for detecting an interface type of the second device and setting the apparatus to process signals according to the determined interface type.	03-29-2012
20130064281	TECHNIQUES FOR SETTING FEEDBACK COEFFICIENTS OF A PAM-N DECISION FEEDBACK EQUALIZER - A decision feedback equalizer (DFE) for equalizing PAM-N signals comprises a coefficient setting unit for setting a first group of most significant feedback coefficients of the DFE to a predefined value selected from a group of predefined values; a coefficients computation unit coupled to the coefficient setting unit for computing values of feedback coefficients of a second group of feedback coefficients other than the first group of most significant feedback coefficients; a feedback (FB) unit for mitigating, using a complete group of feedback coefficients, effects of interference from data symbols that are adjacent in time to an input data symbol, wherein most significant feedback coefficients of the first group are set to an optimal value computed during an initialization of the DFE and feedback coefficients of the second group are computed by the coefficients computation unit.	03-14-2013
20130094561	TECHNIQUES FOR ADAPTIVELY ADJUSTING DECISION LEVELS OF A PAM-N DECISION FEEDBACK EQUALIZER - A PAM-N decision feedback equalizer (DFE) comprises a coefficient computation unit; a feedback unit that mitigates, using computed feedback coefficients, effects of interference from data symbols; an error-and-decision unit for at least computing a least error value respective to one of a plurality of decision levels, wherein the least error value indicates a difference of a pseudo equalized input PAM-N data symbol from an optimal position of the one of the plurality of decision levels, wherein the one of the plurality of decision levels corresponds to a modulation level used to modulate data in the input PAM-N data symbol; and a calibration unit for adaptively setting the plurality of decision levels based, in part, on the least error value, thereby enabling for compensating for gain changes resulted by a cable on which the input PAM-N data symbol is received and further compensating for embedded offsets of the error-and-decision unit.	04-18-2013
20130128943	APPARATUS AND METHOD THEREOF FOR COMPENSATING FOR GAIN CHANGES OF N-PAM MODULATE SIGNALS - A method for compensating for gain changes of an N-level pulse amplitude modulation (PAM-N) modulated signal. The method comprises comparing the PAM-N modulated signal to N−1 configurable thresholds, wherein the input PAM-N modulated signal is also equalized and the N−1 configurable thresholds are N−1 different voltage levels; tracking gain changes in the input PAM-N modulated signal by comparing the input PAM-N modulated signal to a compensation threshold; and adjusting a level of the at least one of the N−1 configurable thresholds of the N−1 comparators based on an output of the compensation comparator, thereby offsetting a crossing point of the at least one comparator respective of the at least one of the N−1 configurable thresholds to compensate for gain changes in the input PAM-N modulated signal.	05-23-2013
20130169243	CURRENT MODE BOOST CONVERTER USING SLOPE COMPENSATION - A boost converter circuit that includes a power supply, an inductor coupled to the power supply to receive current from the power supply, a diode coupled to receive current from the inductor and coupled to provide current to a load as an output, an inductor switch coupled to a node between the inductor and the diode for selectively switching current from the inductor anyway from the diode, and a ramp circuit. The ramp circuit is coupled to the node between the inductor and the diode, and is configured to selectively sample a voltage at the node between the inductor and the diode via a sampling switch and use the sampled signal to produce a stabilization ramp to stabilize the output.	07-04-2013
20130187483	TECHNIQUES FOR PROTECTING DIGITAL MULTIMEDIA INTERFACES - A sink circuit for protecting connectivity of a digital multimedia interface, the sink circuit is connected in a sink multimedia device. The sink circuit comprises a sink port configured to provide a connection to a source multimedia device; a termination coupled to the sink port; and a protection component coupled in series between the termination and a power source of the sink multimedia device, the protection component blocks any direct current path through the sink port when the sink multimedia device is off and the power source of the source multimedia device is on.	07-25-2013
20130187699	TECHNIQUES FOR SWITCHING BETWEEN AC-COUPLED CONNECTIVITY AND DC-COUPLED CONNECTIVITY - A circuit for switching between an AC-coupled connectivity and DC-coupled connectivity of a multimedia interface. The circuit comprises a current source connected in series to a wire of the multimedia interface and a coupling capacitor; and a termination resistor connected to the current source and to the coupling capacitor, wherein the circuit is connected in series between a source line driver and a sink line receiver of the multimedia interface, wherein the source line driver supports both the AC-coupled connectivity and the DC-coupled connectivity and the sink line receiver supports any one of the AC-coupled connectivity and the DC-coupled connectivity, wherein the current source and the termination resistor allows the setting of voltage levels of signals received at the sink line receiver to voltage levels defined by the multimedia interface thereby to switch to the coupling connectivity type required by the multimedia interface at which the sink line receiver operates.	07-25-2013