Inventor

SORRELLS DAVID F

US202 patents

⚠️ This page may combine multiple inventors who share the name “SORRELLS DAVID F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SORRELLS DAVID F

PARKERVISION INC

Systems and methods of RF power transmission, modulation, and amplification, including waveform distortion compensation embodiments

Systems and methods of RF power transmission, modulation, and amplification, including architectural embodiments of same

RF power transmission, modulation, and amplification, including harmonic control embodiments

RF power transmission, modulation, and amplification using multiple input single output (MISO) amplifiers to process phase angle and magnitude information

Systems and methods of RF power transmission, modulation, and amplification, including embodiments for extending RF transmission bandwidth

Systems and methods of RF power transmission, modulation, and amplification, including multiple input single output (MISO) amplifier embodiments comprising harmonic control circuitry

Multiple input single output (MISO) amplifier with circuit branch output tracking

Controlling a power amplifier to transition among amplifier operational classes according to at least an output signal waveform trajectory

RF power transmission, modulation, and amplification, including cartesian 4-branch embodiments

Systems and methods of RF power transmission, modulation, and amplification, including transfer function embodiments

Systems and methods of RF power transmission, modulation, and amplification, including embodiments for amplifier class transitioning

Systems and methods of RF power transmission, modulation, and amplification, including transfer function embodiments

Systems and methods of RF power transmission, modulation, and amplification, including embodiments for amplifier class transitioning

Systems and methods of RF power transmission, modulation, and amplification, including embodiments for gain and phase control

Systems and methods of RF power transmission, modulation, and amplification, including embodiments for amplifier class transitioning

Systems and methods for vector power amplification

Method and apparatus for improving dynamic range in a communication system

Method and apparatus for a parallel correlator and applications thereof

Method and circuit for down-converting a signal

Apparatus, system, and method for up-converting electromagnetic signals

Methods and systems for down-converting a signal using a complementary transistor structure

Systems and methods for vector power amplification

Method and apparatus for reducing DC offsets in a communication system

Wireless local area network (WLAN) technology and applications including techniques of universal frequency translation

Method and system for frequency up-conversion with modulation embodiments

Apparatus, system, and method for down-converting and up-converting electromagnetic signals

DC offset, re-radiation, and I/Q solutions using universal frequency translation technology

Universal platform module and methods and apparatuses relating thereto enabled by universal frequency translation technology

Method, system and apparatus for balanced frequency up-conversion of a baseband signal and 4-phase receiver and transceiver embodiments

Methods and systems for down-converting electromagnetic signals, and applications thereof

Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same

Automated meter reader applications of universal frequency translation

Method and circuit for down-converting a signal using a complementary FET structure for improved dynamic range

Method and system for ensuring reception of a communications signal

Frequency translation using optimized switch structures

Method and system for frequency up-conversion with variety of transmitter configurations

Applications of universal frequency translation

Method and system for down-converting electromagnetic signals by sampling and integrating over apertures

Method and system for frequency up-conversion

Method and system for down-converting electromagnetic signals

Method and system for ensuring reception of a communications signal

Integrated frequency translation and selectivity

Systems and methods of RF tower transmission, modulation, and amplification, including embodiments for compensating for waveform distortion

Generation and amplification of substantially constant envelope signals, including switching an output among a plurality of nodes

Systems and methods of RF power transmission, modulation, and amplification, including architectural embodiments of same

Systems and methods of RF power transmission, modulation, and amplification, including architectural embodiments of same

SORRELLS DAVID F

Systems and methods of RF power transmission, modulation and amplification

Systems and methods of RF power transmission, modulation, and amplification, including a switching stage embodiment

RF power transmission, modulation, and amplification embodiments, including control circuitry for controlling power amplifier output stages

Systems and methods of RF power transmission, modulation, and amplification, including embodiments for compensating for waveform distortion