The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 11, 2022

Filed:

Jun. 07, 2021
Applicant:

Viavi Solutions Inc., San Jose, CA (US);

Inventors:

Hua Luo, Luton, GB;

Kexuan Sun, Stevenage, GB;

Li-Ke Huang, St Albans, GB;

Wei Li, Stevenage, GB;

Assignee:

VIAVI Solutions Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 17/12 (2015.01); H04B 7/0452 (2017.01); H04L 5/14 (2006.01); H04W 16/28 (2009.01);
U.S. Cl.
CPC ...
H04B 17/12 (2015.01); H04B 7/0452 (2013.01); H04L 5/1438 (2013.01); H04W 16/28 (2013.01);
Abstract

A testing device may receive, via a receiving port of a radio frequency (RF) frontend of the testing device, a downlink pilot signal, and may determine a phase associated with the downlink pilot signal. The testing device may transmit, via a transmitting port of the RF frontend of the testing device, an uplink pilot signal. The testing device may receive, after transmitting the uplink pilot signal, the uplink pilot signal via the receiving port of the RF frontend of the testing device. The testing device may determine, after receiving the uplink pilot signal, a phase associated with the uplink pilot signal. The testing device may adjust, based on a phase difference between the phase of the downlink pilot signal and the phase of the uplink pilot signal, one or more transmission settings of the testing device.


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