Method and reporting of the carrier phase measurement reporting

An apparatus comprising:

• at least one processor;
• and
• at least one non-transitory memory storing instructions that, when executed by the at least one processor, cause the apparatus at least to:
• receive a request to report a carrier phase measurement for a first detected arrival signal path of a reference signal;
• detect multiple arrival signal paths from the reference signal including the first detected arrival signal path;
• determine line of sight indicator values for the detected multiple arrival signal paths including the first detected arrival signal path;
• transmit, based on the determined line of sight indicator value for the first detected arrival signal path not being greater than at least one other line of sight indicator value for at least one other detected arrival signal path of the multiple arrival signal paths, a report comprising at least one carrier phase measurement for at least one arrival signal path of the multiple arrival signal paths;
• transmit, to a network entity, an indication that the line of sight indicator value for the first detected arrival signal path is not greater than the at least one other line of sight indicator value for the at least one other detected arrival signal path of the multiple arrival signal paths;
• determine that the line of sight indicator value for the first detected arrival signal path is greater than a threshold value;
• determine the carrier phase measurement for the first detected arrival signal path;
• determine to include, within the report, the carrier phase measurement for the first detected arrival signal path, in response to the determining that the line of sight indicator value for the first detected arrival signal path is greater than the threshold value;
• determine to include, within the report, the carrier phase measurement for the first detected arrival signal path, in response to the determining that the line of sight indicator value for the first detected arrival signal path is greater than the threshold value;
• determine to include, within the report, the carrier phase measurement for the one arrival signal path having the largest line of sight indicator value among the determined line of sight indicator values for the multiple arrival signal paths;
• determine to include, within the report, an indication of the one arrival signal path having the largest line of sight indicator value;
• determine a carrier phase measurement for one arrival signal path of the detected multiple arrival signal paths, wherein the one arrival signal path has the largest line of sight indicator value among the determined line of sight indicator values for the multiple arrival signal paths;
• report, to the network entity, a carrier phase measurement for a signal path having a largest line-of-sight indication value among the multiple arrival signal paths;
• determine an average carrier phase measurement for one or more arrival signal paths of the multiple arrival signal paths;
• determine to include, within the report, the average carrier phase measurement for the one or more arrival signal paths of the multiple arrival signal paths;
• determine a set of the multiple arrival signal paths, wherein the line of sight indicator values for arrival signal paths within the set are the same, or differences between the line of sight indicator values for arrival signal paths within the set are less than a threshold value;
• determine one arrival signal path that has the largest line of sight indicator value among the determined line of sight indicator values for the multiple arrival signal paths;
• prioritize, for carrier phase measurement reporting, a downlink positioning reference signal resource associated with the largest line of sight indicator value among the determined line of sight indicator values for the multiple arrival signal paths;
• prioritize, for carrier phase measurement reporting, an uplink sounding reference signal resource associated with the largest line of sight indicator value among the determined line of sight indicator values for the multiple arrival signal paths;
• and
• receive assistance data comprising positioning reference signal configuration information,
• wherein determining the average carrier phase measurement for the one or more arrival signal paths of the multiple arrival signal paths comprises determining an average carrier phase measurement for the arrival signal paths within the set of the multiple arrival signal paths,
• wherein determining the average carrier phase measurement for the one or more arrival signal paths of the multiple arrival signal paths comprises determining an average carrier phase measurement for the one arrival signal path that has the largest line of sight indicator value among the determined line of sight indicator values for the multiple arrival signal paths,
• wherein the at least one carrier phase measurement for the at least one arrival signal path of the multiple arrival signal paths comprises a reference signal carrier phase measurement,
• wherein the first detected arrival signal path of the multiple arrival signal paths is detected by the apparatus at a first time, and other arrival signal paths of the multiple arrival signal paths other than the first detected arrival signal path are detected by the apparatus at times later than the first time,
• wherein the line of sight indicator value for the first detected arrival signal path is not greater than at least one of the line of sight indicator values for the other arrival signal paths,
• wherein the reference signal comprises a positioning reference signal,
• wherein the apparatus comprises a user equipment, or the user equipment comprises the apparatus,
• wherein the reference signal comprises a sounding reference signal,
• wherein the apparatus comprises a transmission reception point, or the transmission reception point comprises the apparatus,
• wherein the request to report the carrier phase measurement for the first detected arrival signal path of the reference signal is received from a network entity,
• wherein the report comprising the at least one carrier phase measurement for the at least one arrival signal path is transmitted to the network entity,
• wherein the network entity comprises a location management function,
• wherein the first detected arrival signal path is a first detected path in time,
• wherein the multiple arrival signal paths are detected from a specific reference signal resource,
• wherein the report indicates that the reported carrier phase measurement is associated with the first detected arrival signal path,
• wherein the indication of the one arrival signal path identifies an N-th detected path selected for obtaining the carrier phase measurement,
• wherein, when the report does not include information identifying the one arrival signal path, the report is interpretable by the network entity as corresponding to the first detected arrival signal path,
• wherein determining the average carrier phase measurement comprises determining an average of carrier phase measurements for the first N detected arrival signal paths,
• wherein the request indicates that measurement is to be performed for a downlink positioning reference signal resource set including multiple downlink positioning reference signal resources, and wherein the apparatus prioritizes, for carrier phase measurement reporting, a specific downlink positioning reference signal resource within the resource set whose first detected path has the largest line-of-sight indicator value among first detected paths from the downlink positioning reference signal resources within the resource set, and
• wherein measurement is performed for a specific uplink sounding reference signal resource set including multiple uplink sounding reference signal resources, and wherein the apparatus prioritizes an uplink sounding reference signal resource whose first detected path has the largest line-of-sight indicator value among first detected paths from the uplink sounding reference signal resources.