US Pat. No. 10,028,340

WALL MOUNTED AC TO DC CONVERTER GANG BOX

ERP POWER, LLC, Moorpark...

1. An LED driver comprising:a power converter disposed in a one-gang box to receive an AC mains voltage and to output a DC output voltage for driving an LED device, the power converter comprising:
a rectifier to receive the AC mains voltage and convert the AC mains voltage into a DC input voltage;
a power factor correction (PFC) converter stage to receive the DC input voltage, perform power factor correction, and generate a first stage voltage; and
a resonant converter stage to receive the first stage voltage and generate an output voltage;
a dimmer input disposed within the one-gang box to vary a level of the DC output voltage; and
a main controller, wherein:
the PFC converter stage is to generate the first stage voltage at a level, the level of the first stage voltage based on a control voltage,
the main controller is to receive the output voltage and to generate the control voltage based on the output voltage, and
the resonant converter stage is configured to operate at a fixed frequency with a fixed duty cycle and dead time when the dimmer input varies the level of the DC input voltage.

US Pat. No. 10,193,438

METHOD FOR MEASURING POWER FACTOR CORRECTING (PFC) POWER SUPPLY INPUT POWER USING A SINGLE SECONDARY SIDE MEASUREMENT WITH PERIODIC USAGE METRICS

ERP POWER, LLC, Moorpark...

1. A method of monitoring a power factor correcting (PFC) power supply, the method comprising:powering on the PFC power supply with a constant current;
starting a runtime counter that increments a count value;
measuring an output voltage;
calculating an output power by multiplying the constant current by the output voltage;
storing the output power in a random-access memory (RAM);
calculating an input power by multiplying the output power by an efficiency curve factor; and
storing the input power in the RAM.

US Pat. No. 11,044,791

MULTI-INPUT POWER SUPPLY SYSTEM AND METHOD OF USING THE SAME

ERP POWER, LLC, Moorpark...


1. A method of controlling a power supply in a multi-input power supply system, the method comprising:retrieving a prior input state flag from a memory of the multi-input power supply system;
determining a first dimmer input of the multi-input power supply system based on the prior input state flag;
determining whether the first dimmer input is currently valid; and
in response to determining that the first dimmer input is not valid,determining whether a second dimmer input of the multi-input power supply system is currently valid; and
in response to determining that the second dimmer input is valid,controlling the power supply based on a second input signal received through the second dimmer input.



US Pat. No. 10,966,297

SYSTEM AND METHOD FOR MULTI-SLOPE CONTROL OF LIGHTING INTENSITY

ERP POWER, LLC, Moorpark...

1. A method of controlling a power supply electrically coupled to a dimmer and a light source, the method comprising:receiving a plurality of sample values corresponding to dimmer levels;
comparing a sample value of the plurality of sample values with one or more inflection points, the one or more inflection points being associated with a plurality of slew-rates;
identifying a particular slew-rate among the plurality of slew-rates based on the comparison; and
generating a control signal based on the particular slew-rate for transmission to the power supply.

US Pat. No. 10,582,583

POWER SUPPLIES UTILIZING MULTIPLE TRANSFER FUNCTIONS

ERP Power, LLC, Moorpark...

1. An LED driver comprising:a power input configured to receive an input power;
a dimmer switch input configured to receive a brightness input; and
a power supply coupled to the power input and the dimmer switch input, the power supply having a plurality of selectable transfer functions and a currently selected transfer function of the plurality of selectable transfer functions, the power supply being configured to generate an output power from the input power, the output power having a level based on a value of the brightness input and the currently selected transfer function, wherein the power supply is further configured to determine the currently selected transfer function from the plurality of selectable transfer functions based on a selection signal.

US Pat. No. 11,116,052

MOVEMENT-BASED DYNAMIC FILTERING FOR SMOOTH DIMMING OF LIGHTS

ERP POWER, LLC, Moorpark...


1. A method of controlling a power supply by a power supply controller electrically coupled to a dimmer, the method comprising:sampling, by a processor of the power supply controller, a signal corresponding to dimmer levels of the dimmer to generate a plurality of sample values;
determining, by the processor, whether there is a change in the dimmer levels based on a current sample value of the plurality of sample values;
determining, by the processor, a dynamic weight of the current sample value based on the determining whether there is a change in the dimmer levels;
filtering, by the processor, the plurality of sample values based on the dynamic weight to generate a plurality of filtered values; and
generating, by the processor, a control signal based on the filtered values for transmission to the power supply, the power supply being configured to drive a light source based on the control signal.

US Pat. No. 11,100,035

HOT-PLUGGABLE BARREL JACK CONNECTION SYSTEM FOR DATA COMMUNICATION AND POWER

ERP POWER, LLC, Moorpark...


1. A hot-pluggable barrel jack connection system comprising:a male barrel jack connector comprising:a tip connector at a distal end of the male barrel jack connector and configured to conduct a ground reference voltage of a first electrical device;
a first ring connector electrically isolated from the tip connector by a first insulator, and configured to conduct a first data signal; and
a sleeve connector adjacent to a base of the male barrel jack connector electrically isolated from the first ring connector, and configured to conduct a power signal; and

a female barrel jack connector configured to mate with the male barrel jack connector in a fully-mated state, and comprising:a power terminal configured to contact the sleeve connector in the fully-mated state,
wherein the power terminal is electrically coupled to a blocking diode that is configured to prevent a temporary shorting of the ground reference voltage of the first electrical device with an active power supply of a second electrical device coupled to the female barrel jack connector during mating of the male and female barrel jack connectors.