Patent Portfolios

ParkerVision’s patent portfolios are key assets for the company.

ParkerVision’s extensive and rapidly expanding portfolios of United States and International patents cover many of the pioneering concepts of energy sampling receivers and modulators and high efficiency power transmitters including their methods, applications and implementations.

Our patent portfolios address the creation of energy sampling technologies, applying matched filter concepts to achieve the highest sensitivity, dynamic range and modulation flexibility. A similarly extensive portfolio of patents cover multimode power transmitter technologies that provides very low energy consumption, longer battery life and reduced heat.

ParkerVision’s growing portfolios empower our licensees to build value-added multimode power-transceiver SOCs and RF modem systems based on our technologies.

Approach to IP

Supporting IP Processes

US Patents

Foreign Patents

Approach to IP

Supporting IP Processes

US Patents

Foreign Patents

No.	Title
9118528	Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
8913974	RF power transmission, modulation, and amplification, including direct cartesian 2-branch embodiments
8913691	Controlling output power of multiple-input single-output (MISO) device
8884694	Systems and methods of RF power transmission, modulation, and amplification
8824993	Applications of universal frequency translation
8781418	Power amplification based on phase angle controlled reference signal and amplitude control signal
8766717	Systems and methods of RF power transmission, modulation, and amplification, including varying weights of control signals
8755454	Antenna Control
8676259	Wireless communications interface
8660513	Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
8639196	Control modules
8626093	RF power transmission, modulation, and amplification embodiments
8594607	Methods and systems for down-converting a signal using a complementary transistor structure
8594228	Apparatus and method of differential IQ frequency up-conversion
8588725	Apparatus, system, and method for down converting and up-converting electromagnetic signals
8577313	Systems and methods of RF power transmission, modulation, and amplification, including output stage protection circuitry
8571135	Method, system and apparatus for balanced frequency up-conversion of a baseband signal
8571135	Method, system and apparatus for balanced frequency up-conversion of a baseband signal
8548093	Power amplification based on frequency control signal
8502600	Combiner-less multiple input single output (MISO) amplification with blended control
8498593	Switching power supply
8461924	Systems and methods of RF power transmission, modulation, and amplification, including embodiments for controlling a transimpedance node
8447248	RF power transmission, modulation, and amplification, including power control of multiple input single output (MISO) amplifiers
8446994	Gain control in a communication channel
8437287	Wireless protocol converter
8433264	Multiple input single output (MISO) amplifier having multiple transistors whose output voltages substantially equal the amplifier output voltage
8428527	RF power transmission, modulation, and amplification, including direct cartesian 2-branch embodiments
8410849	Systems and methods of RF power transmission, modulation, and amplification, including blended control embodiments
8407061	Networking methods and systems
8406724	Applications of universal frequency translation
8406711	Systems and methods of RF power transmission, modulation, and amplification, including a Cartesian-Polar-Cartesian-Polar (CPCP) embodiment
8351870	Systems and methods of RF power transmission, modulation, and amplification, including cartesian 4-branch embodiments
8340618	Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
8334722	Systems and methods of RF power transmission, modulation and amplification
8315336	Systems and methods of RF power transmission, modulation, and amplification, including a switching stage embodiment
8295800	Apparatus and method for down-converting electromagnetic signals by controlled charging and discharging of a capacitor
8295406	Universal platform module for a plurality of communication protocols
8285277	Wireless protocol converter
8285229	Switching power supply
8280321	Systems and methods of RF power transmission, modulation, and amplification, including Cartesian-Polar-Cartesian-Polar (CPCP) embodiments
8271223	Multi-dimensional error definition, error measurement, error analysis, error function generation, error information optimization, and error correction for communications systems
8233858	RF power transmission, modulation, and amplification embodiments, including control circuitry for controlling power amplifier output stages
8233855	Up-conversion based on gated information signal
8229023	Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments
8224382	Wireless communications interface
8224281	Down-conversion of an electromagnetic signal with feedback control
8223898	Method and system for down-converting an electromagnetic signal, and transforms for same
8195149	Wireless protocol converter
8190116	Methods and systems for down-converting a signal using a complementary transistor structure
8190108	Method and system for frequency up-conversion
8160534	Applications of universal frequency translation
8160196	Networking methods and systems
8116704	Switching power supply
8077797	Method, system, and apparatus for balanced frequency up-conversion of a baseband signal
8059749	Systems and methods of RF power transmission, modulation, and amplification, including embodiments for compensating for waveform distortion
8050353	Systems and methods of RF power transmission, modulation, and amplification, including embodiments for compensating for waveform distortion
8036306	Systems and methods of RF power transmission, modulation and amplification, including embodiments for compensating for waveform distortion
8036304	Apparatus and method of differential IQ frequency up-conversion
8031804	Systems and methods of RF tower transmission, modulation, and amplification, including embodiments for compensating for waveform distortion
8026764	Generation and amplification of substantially constant envelope signals, including switching an output among a plurality of nodes
8019291	Method and system for frequency down-conversion and frequency up-conversion
8013675	Combiner-less multiple input single output (MISO) amplification with blended control
7991815	Methods, systems, and computer program products for parallel correlation and applications thereof
7966012	Wireless protocol converter
7949365	Systems and methods of RF power transmission, modulation, and amplification, including architectural embodiments of same
7945224	Systems and methods of RF power transmission, modulation, and amplification, including waveform distortion compensation embodiments
7937106	Systems and methods of RF power transmission, modulation, and amplification, including architectural embodiments of same
7937059	Converting an electromagnetic signal via sub-sampling
7936022	Method and circuit for down-converting a signal
7932776	RF power transmission, modulation, and amplification embodiments
7929989	Systems and methods of RF power transmission, modulation, and amplification, including architectural embodiments of same
7929638	Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments
7929638	Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments
7911272	Systems and methods of RF power transmission, modulation, and amplification, including blended control embodiments
7894789	Down-conversion of an electromagnetic signal with feedback control
7885682	Systems and methods of RF power transmission, modulation, and amplification, including architectural embodiments of same
7865177	Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
7844235	RF power transmission, modulation, and amplification, including harmonic control embodiments
7835709	RF power transmission, modulation, and amplification using multiple input single output (MISO) amplifiers to process phase angle and magnitude information
7822401	Apparatus and method for down-converting electromagnetic signals by controlled charging and discharging of a capacitor
7773688	Method, system, and apparatus for balanced frequency up-conversion, including circuitry to directly couple the outputs of multiple transistors
7750733	Systems and methods of RF power transmission, modulation, and amplification, including embodiments for extending RF transmission bandwidth
7746764	Orthogonal signal generation using vector spreading and combining
7724845	Method and system for down-converting and electromagnetic signal, and transforms for same
7697916	Applications of universal frequency translation
7693502	Method and system for down-converting an electromagnetic signal, transforms for same, and aperture relationships
7693230	Apparatus and method of differential IQ frequency up-conversion
7672650	Systems and methods of RF power transmission, modulation, and amplification, including multiple input single output (MISO) amplifier embodiments comprising harmonic control circuitry
7653158	Gain control in a communication channel
7653145	Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations
7647030	Multiple input single output (MISO) amplifier with circuit branch output tracking
7639072	Controlling a power amplifier to transition among amplifier operational classes according to at least an output signal waveform trajectory
7620378	Method and system for frequency up-conversion with modulation embodiments
7620129	RF power transmission, modulation, and amplification, including embodiments for generating vector modulation control signals
7599421	Spread spectrum applications of universal frequency translation
7546096	Frequency up-conversion using a harmonic generation and extraction module
7539474	DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
7529522	Apparatus and method for communicating an input signal in polar representation
7526261	RF power transmission, modulation, and amplification, including cartesian 4-branch embodiments
7515896	Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
7496342	Down-converting electromagnetic signals, including controlled discharge of capacitors
7483686	Universal platform module and methods and apparatuses relating thereto enabled by universal frequency translation technology
7466760	Systems and methods of RF power transmission, modulation, and amplification, including transfer function embodiments
7460584	Networking methods and systems
7454453	Methods, systems, and computer program products for parallel correlation and applications thereof
7454230	Interface for subscriber-based wireless phones to wireline infrastructure
7433910	Method and apparatus for the parallel correlator and applications thereof
7423477	Systems and methods of RF power transmission, modulation, and amplification, including embodiments for amplifier class transitioning
7421036	Systems and methods of RF power transmission, modulation, and amplification, including transfer function embodiments
7414469	Systems and methods of RF power transmission, modulation, and amplification, including embodiments for amplifier class transitioning
7389100	Method and circuit for down-converting a signal
7386292	Apparatus, system, and method for down-converting and up-converting electromagnetic signals
7379883	Networking methods and systems
7379515	Phased array antenna applications of universal frequency translation
7378902	Systems and methods of RF power transmission, modulation, and amplification, including embodiments for gain and phase control
7376410	Methods and systems for down-converting a signal using a complementary transistor structure
7355470	Systems and methods of RF power transmission, modulation, and amplification, including embodiments for amplifier class transitioning
7327803	Systems and methods for vector power amplification
7321751	Method and apparatus for improving dynamic range in a communication system
7321735	Optical down-converter using universal frequency translation technology
7321640	Active polyphase inverter filter for quadrature signal generation
7308242	Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same
7295826	Integrated frequency translation and selectivity with gain control functionality, and applications thereof
7292835	Wireless and wired cable modem applications of universal frequency translation technology
7272164	Reducing DC offsets using spectral spreading
7245886	Method and system for frequency up-conversion with modulation embodiments
7236754	Method and system for frequency up-conversion
7233969	Method and apparatus for a parallel correlator and applications thereof
7224749	Method and apparatus for reducing re-radiation using techniques of universal frequency translation technology
7218907	Method and circuit for down-converting a signal
7218899	Apparatus, system, and method for up-converting electromagnetic signals
7209725	Analog zero if FM decoder and embodiments thereof, such as the family radio service
7194246	Methods and systems for down-converting a signal using a complementary transistor structure
7190941	Method and apparatus for reducing DC offsets in communication systems using universal frequency translation technology
7184723	Systems and methods for vector power amplification
7181199	Real-time wireless exchange of objects
7114079	Security access based on facial features
7110444	Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations
7110435	Spread spectrum applications of universal frequency translation
7107028	Apparatus, system, and method for up converting electromagnetic signals
7085335	Method and apparatus for reducing DC offsets in a communication system
7082171	Phase shifting applications of universal frequency translation
7076011	Integrated frequency translation and selectivity
7072427	Method and apparatus for reducing DC offsets in a communication system
7072390	Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments
7065162	Method and system for down-converting an electromagnetic signal, and transforms for same
7054296	Wireless local area network (WLAN) technology and applications including techniques of universal frequency translation
7050508	Method and system for frequency up-conversion with a variety of transmitter configurations
7039372	Method and system for frequency up-conversion with modulation embodiments
7027786	Carrier and clock recovery using universal frequency translation
7016663	Applications of universal frequency translation
7010559	Method and apparatus for a parallel correlator and applications thereof
7010286	Apparatus, system, and method for down-converting and up-converting electromagnetic signals
6975848	Method and apparatus for DC offset removal in a radio frequency communication channel
6963734	Differential frequency down-conversion using techniques of universal frequency translation technology
6879817	DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
6879817	DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
6873836	Universal platform module and methods and apparatuses relating thereto enabled by universal frequency translation technology
6853690	Method, system and apparatus for balanced frequency up-conversion of a baseband signal and 4-phase receiver and transceiver embodiments
6836650	Methods and systems for down-converting electromagnetic signals, and applications thereof
6813485	Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same
6804536	Wireless communications interface
6798351	Automated meter reader applications of universal frequency translation
6760916	Method, system and computer program product for producing and distributing enhanced media downstreams
6704558	Image-reject down-converter and embodiments thereof, such as the family radio service
6704549	Multi-mode, multi-band communication system
6694128	Frequency synthesizer using universal frequency translation technology
6687493	Method and circuit for down-converting a signal using a complementary FET structure for improved dynamic range
6647250	Method and system for ensuring reception of a communications signal
6580902	Frequency translation using optimized switch structures
6560301	Integrated frequency translation and selectivity with a variety of filter embodiments
6542722	Method and system for frequency up-conversion with variety of transmitter configurations
6452612	Real time video production system and method
6421534	Integrated frequency translation and selectivity
6370371	Applications of universal frequency translation
6353735	MDG method for output signal generation
6281930	System and method for controlling the field of view of a camera
6266518	Method and system for down-converting electromagnetic signals by sampling and integrating over apertures
6108035	Multi-user camera control system and method
6091940	Method and system for frequency up-conversion
6061555	Method and system for ensuring reception of a communications signal
6061551	Method and system for down-converting electromagnetic signals
6049706	Integrated frequency translation and selectivity

Country	Title	Number
France	MODEM FOR WIRELESS LOCAL AREA NETWORK	1206831
Germany	METHOD AND SYSTEM FOR FREQUENCY UP-CONVERSION	1110303
Germany	Method and System for Down-Converting an Electromagnetic Signal	1125359
Germany	Down converter using subsampling	1222733
Germany	Method and System for Frequency Up-Conversion	1300938
Germany	INTEGRATED FREQUENCY TRANSLATION AND SELECTIVITY WITH A VARIETY OF FILTER	1135853
	EMBODIMENTS
Germany	MODEM FOR WIRELESS LOCAL AREA NETWORK	1206831
Germany	Method and System for Down-Converting an Electromagnetic Signal	1315285
Germany	SYSTEMS AND METHODS FOR VECTOR POWER AMPLIFICATION	1813069
Germany	SYSTEMS AND METHODS OF RF POWER TRANSMISSION, MODULATION, AND AMPLIFICATION	2405277
Germany	DEVICE FOR FREQUENCY DOWN-CONVERTING USING UNDERSAMLING, AND METHOD (AS AMENDED)	1195002
Germany	DOWN CONVERTER USING SUBSAMPLING (AS AMENDED)	1517436
Japan	METHOD AND SYSTEM FOR ENSURING RECEPTION OF A COMMUNICATIONS SIGNAL	3445974
Japan	Systems and Methods of RF Power Transmission, Modulation and Amplification	5486068
Netherlands	DEVICE FOR FREQUENCY DOWN-CONVERTING USING UNDERSAMLING, AND METHOD (AS AMENDED)	1195002
Netherlands	DOWN CONVERTER USING SUBSAMPLING (AS AMENDED)	1517436
Netherlands	Method and System for Frequency Up-Conversion	1300938
Singapore	DEVICE FOR FREQUENCY DOWN-CONVERTING USING UNDERSAMLING, AND METHOD (AS	83974
	AMENDED)
Taiwan	INTEGRATED FREQUENCY TRANSLATION AND SELECTIVITY WITH A VARIETY OF FILTER	136123
	EMBODIMENTS
UK	METHOD AND SYSTEM FOR DOWN-CONVERTING ELECTROMAGNETIC SIGNAL	2358096
UK	METHOD AND SYSTEM FOR DOWN-CONVERTING ELECTROMAGNETIC SIGNAL	2368476
UK	METHOD AND SYSTEM FOR FREQUENCY UP-CONVERSION	2363272
UK	METHOD AND SYSTEM FOR FREQUENCY UP-CONVERSION	1110303
UK	INTEGRATED FREQUENCY TRANSLATION AND SELECTIVITY WITH A VARIETY OF FILTER	1135853
	EMBODIMENTS
UK	MODEM FOR WIRELESS LOCAL AREA NETWORK	1206831
UK	DOWN CONVERTER USING SUBSAMPLING (AS AMENDED)	1222733
UK	FREQUENCY CONVERTER AND METHOD (AS AMENDED)	1247333
UK	Method and System for Frequency Up-Conversion	1300938
UK	SYSTEMS AND METHODS FOR VECTOR POWER AMPLIFICATION	1813069
UK	SYSTEMS AND METHODS OF RF POWER TRANSMISSION, MODULATION, AND AMPLIFICATION	2405277
UK	DEVICE FOR FREQUENCY DOWN-CONVERTING USING UNDERSAMLING, AND METHOD (AS AMENDED)	1195002
UK	DOWN CONVERTER USING SUBSAMPLING (AS AMENDED)	1517436