Patents by Inventor Arkadiy Peker

Arkadiy Peker has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20160309045
    Abstract: A reverse power feeding system for supplying power from a plurality of first devices to a second device, a first set of the plurality of first devices each being powered by a first type power source and a second set of the plurality of first devices each being powered by a second type power source different than the first type power source, the system constituted of: a plurality of power paths, each of the plurality of power paths arranged to transfer DC power between a respective one of the plurality of first devices and the second device; and a control circuitry, the control circuitry arranged to adjust the amount of power supplied by each of the second set of the plurality of first devices over the power paths responsive to the total amount of power supplied by the first set of the plurality of first devices over the power paths.
    Type: Application
    Filed: April 19, 2016
    Publication date: October 20, 2016
    Inventors: Arkadiy PEKER, Eli OHANA
  • Patent number: 9374452
    Abstract: A powering arrangement for use with reverse power feeding arranged to detect an improperly connected POTS phone going off-hook by: measuring a first current flow from a power sourcing equipment; identifying a rapid first increase in current flow from the measured first current flow, the rapid increase defined as a rate of change greater than a predetermined minimum rate of change; identifying a second increase in current flow from the measured first current flow, the identified second increase greater than a predetermined minimum amount; confirming that the identified second increase in current flow is maintained for at least a predetermined amount of time beginning with the identified first increase in current flow; and outputting an error signal to the power sourcing equipment in the event of the identified condition.
    Type: Grant
    Filed: May 13, 2015
    Date of Patent: June 21, 2016
    Assignee: Microsemi Corporation
    Inventors: Arkadiy Peker, Daniel Feldman, Shahar Feldman
  • Patent number: 9362828
    Abstract: A converter constituted of: an inductor; a plurality of electronically controlled switches; and a control circuitry arranged to operate in a buck-boost mode responsive to the output voltage of the converter being within a predetermined range of the input voltage of the converter, the control circuitry arranged in the buck-boost mode: responsive to a current flowing through the inductor being lower than a predetermined low current threshold, to control the switches to couple the inductor between the input voltage and a common potential; responsive to the current flowing through the inductor being greater than a predetermined medium current threshold, to control the switches to couple the inductor between the input voltage and the output voltage; and responsive to the current flowing through the inductor being greater than a predetermined high current threshold, to control the switches to couple the inductor between the output voltage and the common potential.
    Type: Grant
    Filed: February 4, 2014
    Date of Patent: June 7, 2016
    Assignee: Microsemi Corporation
    Inventors: Arkadiy Peker, Kevin Mark Smith, Jr., Dror Korcharz
  • Patent number: 9319537
    Abstract: A power supply unit includes a plurality of the interface ports and a plurality of power delivery units, each coupled to one of the interface ports and configured to extract power from data signals communicated over the interface ports by remote devices. A sharing circuit is coupled to each of the power delivery units for generating a power supply voltage from the power extracted from the data signals. A controller is configured to generate a communication line power loss estimate for each of the interface ports and configure the power delivery units to balance amounts of power supplied by each of the remote devices based on the communication line power loss estimates.
    Type: Grant
    Filed: April 20, 2015
    Date of Patent: April 19, 2016
    Assignee: Microsemi Corporation
    Inventors: Arkadiy Peker, Daniel Feldman, Shahar Feldman, Roni Blaut
  • Publication number: 20150334226
    Abstract: A powering arrangement for use with reverse power feeding arranged to detect an improperly connected POTS phone going off-hook by: measuring a first current flow from a power sourcing equipment; identifying a rapid first increase in current flow from the measured first current flow, the rapid increase defined as a rate of change greater than a predetermined minimum rate of change; identifying a second increase in current flow from the measured first current flow, the identified second increase greater than a predetermined minimum amount; confirming that the identified second increase in current flow is maintained for at least a predetermined amount of time beginning with the identified first increase in current flow; and outputting an error signal to the power sourcing equipment in the event of the identified condition.
    Type: Application
    Filed: May 13, 2015
    Publication date: November 19, 2015
    Inventors: Arkadiy PEKER, Daniel FELDMAN, Shahar FELDMAN
  • Publication number: 20150304508
    Abstract: A power supply unit includes a plurality of the interface ports and a plurality of power delivery units, each coupled to one of the interface ports and configured to extract power from data signals communicated over the interface ports by remote devices. A sharing circuit is coupled to each of the power delivery units for generating a power supply voltage from the power extracted from the data signals. A controller is configured to generate a communication line power loss estimate for each of the interface ports and configure the power delivery units to balance amounts of power supplied by each of the remote devices based on the communication line power loss estimates.
    Type: Application
    Filed: April 20, 2015
    Publication date: October 22, 2015
    Inventors: Arkadiy Peker, Daniel Feldman, Shahar Feldman, Roni Blaut
  • Publication number: 20150042300
    Abstract: A voltage regulator includes an input terminal, an output terminal, a control circuitry, a buck mode switching converter, and a low dropout regulator circuit. The buck mode switching converter is arranged to convert a voltage signal received at the input terminal to a first voltage signal at the output terminal responsive to a first predetermined signal output from the control circuitry. The buck mode switching converter includes an electronically controlled switch in communication with an energy storage element. The low dropout regulator circuit is coupled between the input terminal and the output terminal and includes a linear circuit and is arranged to control a voltage drop across the linear circuit so as to provide a second voltage signal at the output terminal responsive to a second predetermined signal output from the control circuitry.
    Type: Application
    Filed: August 7, 2014
    Publication date: February 12, 2015
    Inventors: Arkadiy Peker, Bernard Drexler, Tamir Reshef, Reghu Rajan
  • Publication number: 20140217996
    Abstract: A converter constituted of: an inductor; a plurality of electronically controlled switches; and a control circuitry arranged to operate in a buck-boost mode responsive to the output voltage of the converter being within a predetermined range of the input voltage of the converter, the control circuitry arranged in the buck-boost mode: responsive to a current flowing through the inductor being lower than a predetermined low current threshold, to control the switches to couple the inductor between the input voltage and a common potential; responsive to the current flowing through the inductor being greater than a predetermined medium current threshold, to control the switches to couple the inductor between the input voltage and the output voltage; and responsive to the current flowing through the inductor being greater than a predetermined high current threshold, to control the switches to couple the inductor between the output voltage and the common potential.
    Type: Application
    Filed: February 4, 2014
    Publication date: August 7, 2014
    Applicant: Microsemi Corporation
    Inventors: Arkadiy PEKER, Kevin Mark SMITH, JR., Dror KORCHARZ
  • Publication number: 20140159688
    Abstract: A method of operating a power converter so as to maintain an output voltage, the method constituted of: receiving an input voltage; generating the output voltage from the input voltage responsive to at least one electronically controlled switch in communication with an inductor; deriving a gate voltage for the at least one electronically controlled switch of the power converter from the received input voltage; and deriving a gate voltage for the electronically controlled switch from the output voltage in place of the derived gate voltage from the input voltage responsive to a predetermined condition of one of the received input voltage and the generated output voltage.
    Type: Application
    Filed: December 3, 2013
    Publication date: June 12, 2014
    Applicant: Microsemi Corporation
    Inventor: Arkadiy PEKER
  • Patent number: 8482218
    Abstract: A lighting circuit constituted of: a single dimming input; a pulse width modulation acceptance circuit arranged to convert a pulse width modulated dimming signal received at the single dimming input into a local dimming signal, the local dimming signal exhibiting a predetermined format; an analog voltage level acceptance circuit arranged to convert an analog voltage dimming signal received at the single dimming input into the local dimming signal exhibiting the predetermined format; and a luminaire driving circuit responsive to the local dimming signal.
    Type: Grant
    Filed: January 31, 2011
    Date of Patent: July 9, 2013
    Assignee: Microsemi Corporation
    Inventors: Shiju Wang, Chien Nguyen, Hwangsoo Choi, Arkadiy Peker, Migel Jacubovski, Alon Ferentz, Dror Korcharz
  • Patent number: 8461764
    Abstract: An LED driver arrangement wherein a low voltage IC is arranged to sample the voltage at a terminal of each of the respective electronically controlled switches controlling a plurality of LED strings each receiving power from a single source, with the single source providing voltage in excess of the voltage rating of the IC. For each electronically controlled switch a controllable current source and an isolating unidirectional electronic valve is provided, the respective current source being enabled only when the respective associated electronically controlled switch is at least partially closed thereby ensuring that the respective isolating unidirectional electronic valve associated with the respective illuminating LED string conducts, and the voltage at the terminal of the respective electronically controlled switch is thus seen by the IC when the associated LED string is producing illumination, the voltage then being lower than the maximum voltage rating of the IC.
    Type: Grant
    Filed: April 11, 2011
    Date of Patent: June 11, 2013
    Assignee: Microsemi Corporation
    Inventors: Arkadiy Peker, Dror Korcharz, Paul Okada
  • Patent number: 8405671
    Abstract: A color controller for a luminaire constituted of: a thru-converter operative to convert an input signal to at least one luminaire drive signal; an illumination sampler arranged to sample an output from the luminaire and generate a representation thereof; and a feedback controller arranged to receive the output representation and generate the updatable conversion factor in cooperation with calibration luminance and color values, wherein the thru-converter operation is responsive to a trigger signal for defining a first and a second mode, the first mode for generating the luminaire drive signal for the luminaire responsive to the input signal being a frame luminance signal and target color signals and wherein the conversion to the at least one luminaire drive signal is responsive to an updatable conversion factor, and the second mode for generating the luminaire drive signal for the luminaire responsive to the feedback controller.
    Type: Grant
    Filed: March 10, 2009
    Date of Patent: March 26, 2013
    Assignee: Microsemi Corp.—Analog Mixed Signal Group Ltd.
    Inventors: Roni Blaut, Arkadiy Peker, James Aralis, Simon Kahn
  • Patent number: 8378586
    Abstract: A backlight system for light emitting diodes (LEDs), the backlight system constituted of: a controllable power source; a plurality of LED based luminaires arranged to receive power in parallel from the controllable power source; a plurality of driving circuitries, each of the plurality of driving circuitries arranged to control the light output of at least two of the plurality of LED based luminaires and further arranged to output information regarding the voltage drop of at least one of the at least two LED based luminaires controlled thereby, wherein the controllable power source is arranged to output a voltage whose value is responsive to the output information.
    Type: Grant
    Filed: October 1, 2010
    Date of Patent: February 19, 2013
    Assignee: Microsemi Corporation
    Inventors: Arkadiy Peker, Dror Korcharz, Shawn Anthony Fahrenbruch
  • Patent number: 8324830
    Abstract: A method of color control for a backlight utilizing colored light emitting diodes (LEDs), the method constituted of: providing a plurality of colored LED strings constituted of at least three different colors; lighting each of the plurality of colored LED strings to provide a backlight; providing a period wherein none of the colored LED strings are lit; obtaining during the provided period when none of the colored LED strings are lit, an indication of an ambient light; obtaining during the provided period when the colored LED strings are lit, an indication of the optical output of the colored LED strings; and controlling the lighting of the provided plurality of colored LED strings responsive to the received indication of ambient light and the received indication of the output of the colored LED strings. Preferably, the method is performed in cooperation with an on-board color sensor.
    Type: Grant
    Filed: January 28, 2010
    Date of Patent: December 4, 2012
    Assignee: Microsemi Corp.—Analog Mixed Signal Group Ltd.
    Inventors: Arkadiy Peker, Tamir Langer, Dror Korcharz
  • Patent number: 8193737
    Abstract: A color manager for use with a luminaire constituted of a plurality of different colored light emitting diode based sub-luminaires arranged to produce a combined light. The color manager is constituted of a sampler arranged to output an electrical representation of the optical output of the luminaire, a converter coupled to the output of said sampler and operatively associated with a current selector arranged to select the driving current level of the luminaire from a plurality of current levels. The converter is arranged to convert said electrical representation to a pre-determined calorimetric system in cooperation with a calibration matrix whose values are selected responsive to the selected driving current level. The color manager further comprises a driver operatively associated with the luminaire, the converter and current selector and arranged to drive the luminaire in accordance with the driving current level as selected by the selector.
    Type: Grant
    Filed: June 8, 2009
    Date of Patent: June 5, 2012
    Assignee: Microsemi Corp. -Analog Mixed Signal Group Ltd.
    Inventors: Arkadiy Peker, Alon Ferentz, Tamir Langer
  • Patent number: 8169150
    Abstract: A chipset for powering and controlling a plurality of light emitting diode (LED) strings. The chipset includes a controller having a pulse width modulating (PWM) functionality and a data transfer interface circuitry; and at least one dissipative active element array comprising a plurality of dissipative active elements. The dissipative active element array(s) are packaged to be thermally separate from the controller. The PWM functionality is arranged to individually pulse width modulate a current flow through each of the LED strings. Each of the plurality of dissipative active elements is associated with a particular one of the plurality of LED strings and is arranged to limit the current flow of the pulse width modulated current that flows through the particular LED string to a value, the value being responsive to a value output by the controller via the data transfer interface circuitry.
    Type: Grant
    Filed: August 16, 2009
    Date of Patent: May 1, 2012
    Assignee: Microsemi Corp.—Analog Mixed Signal Group Ltd.
    Inventors: Arkadiy Peker, Alon Ferentz, Dror Korcharz, Nadav Barnea, Migel Jacubovski, Itay Cohen, Gustavo Aizenberg
  • Publication number: 20110248639
    Abstract: An LED driver arrangement wherein a low voltage IC is arranged to sample the voltage at a terminal of each of the respective electronically controlled switches controlling a plurality of LED strings each receiving power from a single source, with the single source providing voltage in excess of the voltage rating of the IC. For each electronically controlled switch a controllable current source and an isolating unidirectional electronic valve is provided, the respective current source being enabled only when the respective associated electronically controlled switch is at least partially closed thereby ensuring that the respective isolating unidirectional electronic valve associated with the respective illuminating LED string conducts, and the voltage at the terminal of the respective electronically controlled switch is thus seen by the IC when the associated LED string is producing illumination, the voltage then being lower than the maximum voltage rating of the IC.
    Type: Application
    Filed: April 11, 2011
    Publication date: October 13, 2011
    Applicant: MICROSEMI CORPORATION
    Inventors: Arkadiy PEKER, Dror KORCHARZ, Paul OKADA
  • Publication number: 20110187283
    Abstract: A lighting circuit constituted of: a single dimming input; a pulse width modulation acceptance circuit arranged to convert a pulse width modulated dimming signal received at the single dimming input into a local dimming signal, the local dimming signal exhibiting a predetermined format; an analog voltage level acceptance circuit arranged to convert an analog voltage dimming signal received at the single dimming input into the local dimming signal exhibiting the predetermined format; and a luminaire driving circuit responsive to the local dimming signal.
    Type: Application
    Filed: January 31, 2011
    Publication date: August 4, 2011
    Applicant: Microsemi Corporation
    Inventors: Shiju WANG, Chien NGUYEN, Hwangsoo CHOI, Arkadiy PEKER, Migel JACUBOVSKI, Alon FERENTZ, Dror KORCHARZ
  • Patent number: 7969430
    Abstract: A system for powering and controlling an LED backlight, the system comprising: a control circuitry; a controllable power source responsive to the control circuitry; and a plurality of LED strings receiving power from the controllable power source, the control circuitry being operative to control the output voltage of the controllable power source responsive to a function of an electrical characteristic of at least one of the plurality of LED strings.
    Type: Grant
    Filed: February 19, 2007
    Date of Patent: June 28, 2011
    Assignee: Microsemi Corp. - Analog Mixed Signal Group Ltd
    Inventors: Dror Korcharz, Alon Ferentz, Roni Blaut, Arkadiy Peker, Tamir Langer
  • Patent number: 7923943
    Abstract: A secondary side post regulator arrangement for a plurality of LED strings. For each secondary winding, a first electronically controlled switch is provided arranged to control the power output, and a LED string is connected thereto. A second electronically controlled switch is further connected in series with the LED string, arranged to receive a PWM signal, thereby pulsing current through the LED string. A current sensing element is further provided outputting a voltage representation of the current through the LED string, and a synchronized sampling circuit is provided arranged to sample the voltage representation during the on period of the second electronically controlled switch. The sampled and held voltage representation is compared with a reference signal and fed back to control the first electronically controlled switch. The voltage output associated with each secondary winding is controlled, responsive to the reference voltage.
    Type: Grant
    Filed: January 9, 2007
    Date of Patent: April 12, 2011
    Assignee: Microsemi Corp.—Analog Mixed Signal Group Ltd.
    Inventors: Arkadiy Peker, Dror Korcharz