System and method for supporting antenna beamforming in a cellular network

Y Song, LK Tee, J Li - US Patent 8,750,933, 2014 - Google Patents
The present invention is a method and system for Supporting a beamforming antenna
system in a mobile broadband com munication network with an improved beam pattern …

Method and apparatus for enabling channel and interference estimations in macro/RRH system

S Geirhofer, W Chen, T Luo, P Gaal, H Xu - US Patent 8,995,400, 2015 - Google Patents
Aspects disclosed herein relate to channel and interference estimations in a coordinated
multi-point (CoMP) environment. In the disclosed aspects, an eNB may be equipped to …

Cooperation and operation of macro node and remote radio head deployments in heterogeneous networks

S Geirhofer, JI Tingfang, P Gaal… - US Patent …, 2016 - Google Patents
A method, an apparatus, and a computer program product for wireless communication are
provided for separating control transmissions and data transmissions within the coverage …

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

X Chen, A Davydov, Q Li, Y Zhu, GV Morozov… - US Patent …, 2015 - Google Patents
Technology is discussed for Supporting wireless communica tion paths from an antenna
array with a vertical directional component. Examples reduce training feedback for …

Method and apparatus for enabling channel and interference estimations in macro/RRH system

S Geirhofer, JI Tingfang, P Gaal, T Luo, W Chen… - US Patent …, 2017 - Google Patents
Aspects disclosed herein relate to channel and interference estimations in a multiple
transmission point environment including an eNB and RRHs. In the disclosed aspects, one …

Systems and methods for using different beam widths for communications between balloons

C Behroozi, E Krenz - US Patent 9,300,388, 2016 - Google Patents
Example methods and systems for using radio frequency (RF) signals with different beam
widths for purposes of bal loon-to-balloon communication are described. One example …

CRS (common reference signal) and CSI-RS (channel state information reference signal) transmission for remote radio heads (RRHs)

K Bhattad, W Chen, P Gaal, S Geirhofer… - US Patent …, 2015 - Google Patents
One aspect of the present disclosure provides various configurations of the macro cell and
remote radio heads to allow legacy UEs to function, including mapping CRS ports to …

Device and method to improve horizontal and vertical positioning accuracy

S Han, S Bashar, Y Zhu, Y Tang - US Patent 10,383,080, 2019 - Google Patents
User equipment (UE), an enhanced NodeB (eNB) and method of improving positioning
accuracy and enabling vertical domain positioning of the UE are generally described. The …

Antenna pattern selection within a wireless network

R Krishnamoorthy - US Patent App. 11/784,624, 2008 - Google Patents
SUMMARY 0007 An embodiment includes a method of a multiple antenna node within a
wireless network selecting an antenna pattern. The method includes identifying a plurality of …

Method and system for control channel beamforming

BL Kurtz, H Jin, W Yang, D Wee, PB Davis… - US Patent …, 2011 - Google Patents
(57) ABSTRACT A system and method for managing control information in a wireless
communications system. The method comprises broadcasting a predetermined number of …