Inventor

LI QINGHUA

US568 patents

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

LI QINGHUA

INTEL CORP

Room sensor applications and techniques

Downlink resource allocation and mapping

Beamforming codebook generation system and associated methods

Efficient training schemes for MIMO based wireless networks

Beamforming codebook generation system and associated methods

Aggregated channel feedback

Providing CQI feedback to a transmitter station in a closed-loop MIMO system

Downlink transmit beamforming

Broadband multicarrier transmitter with subchannel frequency diversity for transmitting a plurality of spatial streams

Interpolation in channel state feedback

Recursive reduction of channel state feedback

Downlink channel parameters determination for a multiple-input-multiple-output (MIMO) system

Method and apparatus for transmitting wireless signals on multiple frequency channels in a frequency agile network

Apparatus and method to enable device-to-device (D2D) discovery in cellular networks

Enhanced node B and method for precoding with reduced quantization error

High efficiency distributed device-to-device (D2D) channel access

Downlink control indication for a stand-alone new carrier type (NCT)

Mapping of enhanced physical downlink control channels in a wireless communication network

Determination of enhanced physical downlink control channel candidates in a wireless communication network

Techniques to manage channel prediction

Interpolation in channel state feedback

Relays in wireless communication networks

Providing CQI feedback with common code rate to a transmitter station

Transmit power control in a wireless system

Switching schemes for multiple antennas

Training symbol format for adaptively power loaded MIMO

MIMO channel feedback protocols

Techniques to manage channel prediction

Sectored antenna systems for WLAN

Calibration in MIMO systems

Closed loop feedback in MIMO systems

Multi-access scheme and signal structure for D2D communications

INTEL IP CORP

Devices and method for retrieving and utilizing neighboring WLAN information for LTE LAA operation

User equipment and method for dynamic non-orthogonal multiple access communication

Hybrid digital and analog beamforming for large antenna arrays

ZHU YUAN

Enhanced physical downlink control channel (ePDCCH) inter-cell interference coordination (ICIC)

Structured codebook for uniform circular array (UCA)

Enhanced node B and method for precoding with reduced quantization error

LIN XINTIAN E

Systems and methods for discovering wireless display devices using inaudible audio signals

Techniques to determine user presence

CHEN XIAOGANG

Supporting measurments and feedback for 3D MIMO with data transmission optimization

Enhanced physical downlink control channel (ePDCCH)

LI QINGHUA

Parallel wireless communication apparatus, method, and system

Arrangements for beam refinement in a wireless network

UNIV TSINGHUA

Method for inspecting object using multi-energy radiations and apparatus thereof

NIU HUANING

UE-based D2D discovery

OYMAN OZGUR

Wireless device and methods for opportunistic scheduling in a contention-based wireless network

YANG RONGZHEN

System and method of uplink power control in a wireless communication system

LI HONGGANG

D2D connection recovery schemes

YANG XIANGYING

Contention-based transmission with contention-free feedback for reducing latency in LTE advanced networks and enhanced PUCCH