PROGRESSIVE ADVANCED CSI FEEDBACK - ERICSSON TELEFON AB L M

Title:

PROGRESSIVE ADVANCED CSI FEEDBACK

Document Type and Number:

WIPO Patent Application WO/2018/029644

Kind Code:

A3

Abstract:

Methods, wireless devices and base stations for determining multi-beam channel state information, CSI are provided. According to one aspect, embodiments include a method of determining multi-beam channel state information, CSI. The method includes generating a first CSI report associated with a first beam; and generating a second CSI report associated with a second beam, the second CSI report including at least a co-phasing coefficient between the first and second beams.

More Like This:

WO/2019/059408	OAM MULTIPLEXING COMMUNICATION SYSTEM AND OAM MULTIPLEXING COMMUNICATION METHOD
JP6509255	Multi-antenna data transmission methods, base stations, user equipment, and systems
JP6882479	A method for transmitting and receiving signals between a terminal and a base station in a wireless communication system and a device for supporting the signal.

Inventors:

GAO SHIWEI (CA)
FAXÉR SEBASTIAN (SE)
GRANT STEPHEN (US)
HARRISON ROBERT MARK (US)
MURUGANATHAN SIVA (CA)

Application Number:

PCT/IB2017/054910

Publication Date:

May 24, 2018

Filing Date:

August 11, 2017

Export Citation:

Click for automatic bibliography generation Help

Assignee:

ERICSSON TELEFON AB L M (SE)

International Classes:

H04B7/0456; H04B7/06

Domestic Patent References:

WO2016080742A1

2016-05-26

Attorney, Agent or Firm:

WEISBERG, Alan M. (US)

Download PDF:

View/Download PDF PDF Help

Previous Patent: NEW DCI FORMATS FOR NON-ANCHOR OPERATIONS

Next Patent: MULTI-BEAM CODEBOOKS WITH FURTHER OPTIMIZED OVERHEAD