#Microchip Technology Incorporated

BATTERY MANAGEMENT SYSTEM (BMS) ANALOG FRONT-END (AFE) AND ACTIVE CELL BALANCING ARCHITECTURE

A centralized control unit for actively balancing a multi-cell battery pack is provided. The centralized control unit may include an analog-to-digital converter (ADC) to monitor and digitize voltage r…

DRIVE·4d ago·1 min read

H02J7/56 Microchip Technology Incorporated

DATA LINK THROUGH VEHICLE SAFETY SYSTEM

A device including a transceiver and a first logic circuit electrically coupled to the transceiver. The device including a first electrical conductor electrically coupled to the transceiver and to a f…

DRIVE·Aug 21·1 min read

B60Q9/00 Microchip Technology Incorporated

FOREIGN OBJECT DETECTION BY FREQUENCY BANDWIDTH COMPARISON

A wireless power transmitter and methods to: determine a transmitter frequency bandwidth of the wireless power transmitter when no wireless power receiver is inductively coupled with the wireless powe…

DRIVE·Mar 6·1 min read

H02J50/60 Microchip Technology Incorporated

TRANSMIT COIL SELECTION RESPONSIVE TO AVERAGE PEAK TO PEAK MEASUREMENT VOLTAGE POTENTIALS AND RELATED APPARATUSES AND METHOD

Object detection in wireless power systems and related system, methods, and devices are disclosed. A controller for a wireless power transmitter includes a measurement voltage potential input terminal…

DRIVE·Oct 31·1 min read

H02J50/60 Microchip Technology Incorporated

APPARATUS AND METHOD FOR PERTURBATION OF OPERATING POINT FOR PREVENTION OF WIRELESS POWER TRANSFER STALLING

In one or more examples, an apparatus may comprise a wireless power transmitter. The apparatus may include transmitter circuitry including a transmit coil to inductively couple with a receive coil of …

DRIVE·May 2·1 min read

H02J50/12 Microchip Technology Incorporated

FOREIGN OBJECT DETECTION AND RELATED APPARATUSES, METHODS, AND SYSTEMS

Foreign object detection and related apparatuses, methods, and systems are disclosed. An apparatus includes one or more inductive coils to wirelessly couple with another inductive coil, a series capac…

DRIVE·Nov 16·1 min read

H02J50/60 Microchip Technology Incorporated

VEHICLE SECURITY DEVICE WITH PRIMARY ALARM AND DISPLAY ALARM

A system having a theft event sensor; a primary alarm actuator; a display alarm actuator; and a vehicle security device to: receive a theft event signal from the theft event sensor, transmit a primary…

DRIVE·Sep 28·1 min read

B60R25/1004 Microchip Technology Incorporated

LOW POWER OBJECT DETECTION IN MULTI-COIL WIRELESS CHARGING SYSTEMS AND RELATED SYSTEMS, METHODS, AND DEVICES

Object detection for wireless power transmitters and related systems, methods, and devices are disclosed. A controller for a wireless power transmitter is configured to receive a measurement voltage p…

DRIVE·Jul 20·1 min read

H02J50/60 Microchip Technology Incorporated

OBJECT DETECTION IN WIRELESS CHARGING SYSTEMS AND RELATED SYSTEMS, METHODS, AND DEVICES

Foreign object detection for wireless power transmission and related systems, methods, and devices are disclosed. A controller for a wireless power transmitter is to determine a transmit coil voltage …

DRIVE·Jan 26·1 min read

H02J50/60 Microchip Technology Incorporated

TRANSMIT COIL SELECTION RESPONSIVE TO AVERAGE PEAK TO PEAK MEASUREMENT VOLTAGE POTENTIALS AND RELATED APPARATUSES AND METHOD

DRIVE·Nov 24·1 min read

H02J50/60 Microchip Technology Incorporated

FOREIGN OBJECT DETECTION IN WIRELESS CHARGING SYSTEMS AND RELATED APPARATUSES AND METHODS

Foreign object detection for wireless power transmitters and related apparatuses and methods are disclosed. An apparatus includes an analog-to-digital converter to sample at least one of a coil voltag…

DRIVE·Sep 15·1 min read

H02J50/60 Microchip Technology Incorporated

CONVERTERS AND RELATED APPARATUSES AND METHODS

Apparatuses and methods related to a converter are disclosed. An apparatus includes a converter and a controller. The converter converts an input voltage potential to an output voltage potential. The …

DRIVE·May 12·1 min read

H02J50/10 Microchip Technology Incorporated

DIGITAL DEMODULATION FOR WIRELESS POWER TRANSFER AND RELATED METHODS

Various methods relate to digital demodulation for wireless power transmission. A method of operating a wireless power transmitter includes transmitting, with a transmitter coil of a wireless power tr…

DRIVE·Apr 28·1 min read

H02J50/10 Microchip Technology Incorporated

VOLTAGE SAMPLING USING AN ENERGY PULSE, AND RELATED SYSTEMS, METHODS AND DEVICES

A disclosed method includes: setting a connector of an acquisition circuit and an associated capacitor to a predetermined potential; providing an energy pulse of a predetermined first time duration to…

DRIVE·Mar 3·1 min read

G01D5/24 Microchip Technology Incorporated

FREQUENCY SHIFT KEYING DEMODULATION FOR WIRELESS POWER AND RELATED SYSTEMS, METHODS, AND DEVICES

Frequency shift keying (FSK) demodulation for wireless power and related systems, methods, and devices is disclosed. An apparatus for a wireless power receiver includes a timing circuit and a processi…

DRIVE·Feb 24·1 min read

H02J50/80 Microchip Technology Incorporated

LOW POWER OBJECT DETECTION IN MULTI-COIL WIRELESS CHARGING SYSTEMS AND RELATED SYSTEMS, METHODS, AND DEVICES

DRIVE·Feb 3·1 min read

H02J50/60 Microchip Technology Incorporated

FOREIGN OBJECT DETECTION IN WIRELESS CHARGING SYSTEMS AND RELATED SYSTEMS, METHODS, AND DEVICES

Foreign object detection for wireless power transmitters and related systems, methods, and devices are disclosed. A controller for a wireless power transmitter includes a processing core and an analog…

DRIVE·Sep 9·1 min read

H02J50/60 Microchip Technology Incorporated

LOW POWER OBJECT DETECTION IN MULTI-COIL WIRELESS CHARGING SYSTEMS AND RELATED SYSTEMS, METHODS, AND DEVICES

DRIVE·Sep 9·1 min read

H02J50/60 Microchip Technology Incorporated

LOW COST POWER LINE MODEM

A system for transmitting power and data through a two pin connection interface may have a first device having a power source, a first microcontroller with a first communication peripheral coupled wit…

DRIVE·Aug 19·2 min read

H04B3/54 Microchip Technology Incorporated

MEASURING CIRCUIT USING SWITCHED CAPACITORS FOR MEASURING VOLTAGE AND RELATED SYSTEMS, METHODS, AND DEVICES

Measuring circuits including switched capacitors, and related systems, methods, and devices are disclosed. A measurement circuit includes a flying capacitor, a grounded capacitor, a first switch, a se…

DRIVE·Aug 12·1 min read

G01R31/3835 Microchip Technology Incorporated

VIBRATION-BASED TRACKING SYSTEM

A vehicle movement tracking system that employs floor mats having ridges for generating location information in the form of modulated vibrations, detectable with an accelerometer. Two sensors are in a…

DRIVE·Apr 15·1 min read

H04W4/029 Microchip Technology Incorporated

WIRELESS POWER TRANSFER BASED ON TRANSMITTER COIL VOLTAGE SENSING

In a wireless power transfer system for supplying power to a wireless device, e.g., charging a battery, wireless power transmitter coil voltage is used in place of coil current for communication and p…

DRIVE·Apr 1·1 min read

H02J50/12 Microchip Technology Incorporated

PULSE-WIDTH MODULATION AND ARBITRATION FOR CONTEXTUAL AND UNIFORM LED ILLUMINATION IN USB APPLICATIONS

A PWM lighting bridge manages hardware PWM compensation components. One or more PWM outputs are driven based upon a master PWM input signal. The master PWM input signal is processed through a mapping …

DRIVE·Mar 18·2 min read

H05B45/325 Microchip Technology Incorporated