Inventor

ABREU EDUARDO

US37 patents

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

ABREU EDUARDO

MAGNOLIA BROADBAND INC

Beamformer phase optimization for a multi-layer MIMO system augmented by radio distribution network

Using antenna pooling to enhance a MIMO receiver augmented by RF beamforming

Implementing blind tuning in hybrid MIMO RF beamforming systems

System and method for distinguishing between antennas in hybrid MIMO RDN systems

Multi-beam MIMO time division duplex base station using subset of radios

Multi-beam MIMO time division duplex base station using subset of radios

Beamformer phase optimization for a multi-layer MIMO system augmented by radio distribution network

System and method for uplink transmissions in time division MIMO RDN architecture

Multi-beam co-channel Wi-Fi access point

System and method for discrete gain control in hybrid MIMO RF beamforming for multi layer MIMO base station

Mitigating interferences for a multi-layer MIMO system augmented by radio distribution network

Systems and methods for enhanced RF MIMO system performance

Multi-beam co-channel Wi-Fi access point

Implementing blind tuning in hybrid MIMO RF beamforming systems

System and method for discrete gain control in hybrid MIMO/RF beamforming

Using antenna pooling to enhance a MIMO receiver augmented by RF beamforming

Calibration of MIMO systems with radio distribution networks

System and method for discrete gain control in hybrid MIMO/RF beamforming

Method, system and apparatus for estimation of propagation path variability of a transmit diversity channel

Implementing transmit RDN architectures in uplink MIMO systems

GOOGLE INC

System, method and apparatus for transmit diversity control based on variations in propagation path

System, method and apparatus for transmit diversity control based on variations in propogation path

Method, system and apparatus for the control of transmit diversity

Method and device for phase adjustment based on closed-loop diversity feedback

System, method and apparatus for mobile transmit diversity using symmetric phase difference

Modifying a signal by controlling transmit diversity parameters

Modifying a signal by controlling transmit diversity parameters

General phase perturbation method

ABREU EDUARDO

Method, system and apparatus for the control of transmit diversity

Method, system and apparatus for the control of transmit diversity

System, method and apparatus for mobile transmit diversity using symmetric phase difference

Modifying a signal by controlling transmit diversity parameters

HAREL HAIM

System, method and apparatus for mobile transmit diversity using symmetric phase difference

System, method and apparatus for mobile transmit diversity using symmetric phase difference

UNIV CALIFORNIA

Method and apparatus for multipath channel shaping

LUCENT TECHNOLOGIES INC

Generation of wave functions by storage of parameters for piecewise linear approximations

WANG SHERWIN J

Method and device for phase adjustment based on closed-loop diversity feedback