Patent ID: 11892550
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Measurement (Instruments)
Classification: CPC G  H | IPC G  H

Claim 12:
13. The method of claim 11, wherein the feature vector comprises at least two of:
the range information, indicating a distance between the electronic device and the external electronic device;
the first AoA;
the second AoA;
phase difference of arrival from the first and second antenna pairs;
an index of the phase difference of arrival from the first and second antenna pairs;
strength of a first peak of the first CIR;
strength of a strongest peak of the first CIR;
an index of the first peak from the first CIR;
an index of the strongest peak from the first CIR;
strength of a first peak of the second CIR;
strength of a strongest peak of the second CIR;
an index of the first peak from the second CIR;
an index of the strongest peak from the second CIR;
a variance of the first AoA over a first time interval;
a variance of the first AoA over a second time interval that is longer than the first time interval;
a variance of the second AoA over the first time interval;
a variance of the second AoA over the second time interval;
a first time difference between the first peak strength of the first CIR and the strongest peak strength of the first CIR; or
a second time difference between the first peak strength of the second CIR and the strongest peak strength of the second CIR.