JP2019013019A

5G,4G

Title

LISTEN-BEFORE-TALK RESERVATION SCHEME FOR WIRELESS COMMUNICATIONS OVER UNLICENSED SPECTRUM

Application Number:

JP20180160665

Publication Date:

24-01-2019

Current Assignee:

Family ID:

Application Date:

29-08-2018

Declaring Company:

Publication Country:

US

Priority Date:

20-05-2013

Title

LISTEN-BEFORE-TALK RESERVATION SCHEME FOR WIRELESS COMMUNICATIONS OVER UNLICENSED SPECTRUM

Application Number:

JP20180160665

Family ID:

Publication Country:

US

Publication Date:

24-01-2019

Application Date:

29-08-2018

Priority Date:

20-05-2013

Current Assignee:

Declaring Company:

Abstract  Abstract

PROBLEM TO BE SOLVED: To determine availability of an unlicensed spectrum for using an unlicensed spectrum for Long Term Evolution (LTE) communications.,SOLUTION: A method comprises: synchronizing in an aligned clear channel assessment (CCA) period comprising a plurality of Orthogonal Frequency-Division Multiplexing (OFDM) symbol positions CCA slots 915 in order to determine availability of a shared spectrum for transmissions in a next transmission interval where a first CCA slot 915 is aligned with a first OFDM symbol position of the plurality of OFDM symbol positions 910 and a second CCA slot is aligned with a second OFDM symbol position of the OFDM symbol positions.,SELECTED DRAWING: Figure 9B,COPYRIGHT: (C)2019JPO&INPIT

Note:

The information in blue was extracted from the third parties (Standard Setting Organisation, Espacenet)

The information in grey was provided by the patent holder

The information in purple was extracted from the FrandAvenue

Explicitly disclosed patent:openly and comprehensibly describes all details of the invention in the patent document.

Implicitly disclosed patent:does not explicitly state certain aspects of the invention, but still allows for these to be inferred from the information provided.

Basis patent:The core patent in a family, outlining the fundamental invention from which related patents or applications originate.

Family member:related patents or applications that share a common priority or original filing.