Method and apparatus for signal extraction with sample and hold and release

M Telefus - US Patent 11,056,981, 2021 - Google Patents
For AC-DC conversion, signal is extracted, then sampled and held and released. Extraction
element receives AC signal to generate extracted signal, then sample and hold and release …

Intelligent circuit breakers with detection circuitry configured to detect fault conditions

M Telefus, SC Gerber, DM Baker, KD Alton - US Patent 11,170,964, 2021 - Google Patents
(57) ABSTRACT A circuit breaker includes a solid-state switch, a sense resistor, a current
detection circuit, and a switch control circuit. The solid-state switch and sense resistor are …

Methods and apparatus for device location services

BM Jakobsson - US Patent 10,993,082, 2021 - Google Patents
An apparatus in an illustrative embodiment comprises at least one processing device
comprising a processor coupled to a memory. The at least one processing device is …

Privacy and the management of permissions

BM Jakobsson, AK Jakobsson - US Patent 11,205,011, 2021 - Google Patents
US11205011B2 - Privacy and the management of permissions - Google Patents US11205011B2
- Privacy and the management of permissions - Google Patents Privacy and the management …

Solid-state circuit interrupters

M Telefus - US Patent 11,349,296, 2022 - Google Patents
A circuit interrupter includes a solid-state switch and a mode control circuit. The solid-state
switch is serially connected between a line input terminal and a load output terminal of the …

Intelligent circuit breakers

M Telefus, SC Gerber, DM Baker, KD Alton - US Patent 11,373,831, 2022 - Google Patents
(57) ABSTRACT A circuit breaker includes an electromechanical switch, a current sensor, a
voltage sensor, and a processor. The elec tromechanical switch is serially connected …

Intelligent circuit breakers with visual indicators to provide operational status

M Telefus, DM Baker, GL Maxwell… - US Patent …, 2022 - Google Patents
A circuit breaker includes a circuit breaker housing, an air-gap switch disposed within the
housing, and a first visual indicator configured to provide an indication of an open state and …

Intelligent circuit breakers with air-gap and solid-state switches

M Telefus, SC Gerber, DM Baker, KD Alton - US Patent 11,348,752, 2022 - Google Patents
(57) ABSTRACT A circuit breaker comprises a solid-state switch, an air-gap electromagnetic
switch, switch control circuitry, a zero crossing detection circuit, and a current sensor. The …

Intelligent circuit interruption

M Telefus, T Casey, C Casey - US Patent 11,349,297, 2022 - Google Patents
A circuit interrupter device includes line hot, line neutral, load hot, and load neutral
terminals, a solid-state switch, internal short-circuit switch circuitry, and control circuitry. The …

AC-driven light-emitting diode systems

MD Telefus, SC Gerber - US Patent 11,363,690, 2022 - Google Patents
AC-driven light-emitting diode systems and methods are provided for driving LED devices
(eg, LED lighting) using AC power. For example, an integrated circuit includes a first power …