System and method for multi-stage antenna training of beamforming vectors
First Claim
1. A method of acquiring a beamforming pattern in a wireless communication system, the method comprising:
- receiving a first plurality of signals having different transceiver sector patterns;
measuring first indicators of link quality corresponding to the first plurality of signals;
selecting at least one transceiver sector pattern based on the first indicators of link quality;
transmitting a first selection signal comprising data indicative of the selected at least one transceiver sector pattern;
receiving a second plurality of signals having different transceiver beam patterns, each transceiver beam pattern associated with the selected at least one transceiver sector pattern;
measuring second indicators of link quality corresponding to the second plurality of signals; and
selecting at least one transceiver beam pattern based on the second indicators of link quality,wherein the selected at least one transceiver sector pattern is associated with a sector codebook and the selected at least one transceiver beam pattern is associated with a beam codebook.
2 Assignments
0 Petitions
Accused Products
Abstract
A system and method for multi-stage antenna training of beamforming vectors is disclosed. In one embodiment, the method comprises a method of acquiring a beamforming pattern in a wireless communication system, the method comprising receiving a first plurality of signals having different transceiver sector patterns, measuring first indicators of link quality corresponding to the first plurality of signals, selecting at least one transceiver sector pattern based on the first indicators of link quality, receiving a second plurality of signals having different transceiver beam patterns, each transceiver beam pattern associated with the selected at least one transceiver sector pattern, measuring second indicators of link quality corresponding to the second plurality of signals, and selecting at least one transceiver beam pattern based on the second measures of link quality.
-
Citations
38 Claims
-
1. A method of acquiring a beamforming pattern in a wireless communication system, the method comprising:
-
receiving a first plurality of signals having different transceiver sector patterns; measuring first indicators of link quality corresponding to the first plurality of signals; selecting at least one transceiver sector pattern based on the first indicators of link quality; transmitting a first selection signal comprising data indicative of the selected at least one transceiver sector pattern; receiving a second plurality of signals having different transceiver beam patterns, each transceiver beam pattern associated with the selected at least one transceiver sector pattern; measuring second indicators of link quality corresponding to the second plurality of signals; and selecting at least one transceiver beam pattern based on the second indicators of link quality, wherein the selected at least one transceiver sector pattern is associated with a sector codebook and the selected at least one transceiver beam pattern is associated with a beam codebook. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
-
-
14. A method of acquiring a beamforming pattern, the method comprising:
-
transmitting a first plurality of signals having different transmitter sector patterns; receiving a first selection signal indicative of a selection of at least one transceiver sector pattern; transmitting a second plurality of signals having different transmitter beam patterns, each transceiver beam pattern associated with the selected at least one transceiver sector pattern; and receiving a second selection signal indicative of a selection of at least one transceiver beam pattern, wherein the selected at least one transceiver sector pattern is associated with a sector codebook and the selected at least one transceiver beam pattern is associated with a beam codebook. - View Dependent Claims (15, 16, 17)
-
-
18. A system for acquiring a beamforming pattern in a wireless communication system, the system comprising:
-
a receiver configured to receive a first plurality of signals having different transceiver sector patterns; a measuring module configured to measure first indicators of link quality corresponding to the first plurality of signals; and a selecting module configured to select at least one transceiver sector pattern based on the first indicators of link quality; and a transmitter configured to transmit a first selection signal comprising data indicative of the selected at least one transceiver sector pattern; wherein the receiver is further configured to receive a second plurality of signals having different transceiver beam patterns, each transceiver beam pattern associated with the selected at least one transceiver sector pattern; wherein the measuring module is further configured to measure second indicators of link quality corresponding to the second plurality of signals; wherein the selecting module is further configured to select at least one transceiver beam pattern based on the second indicators of link quality; and wherein the selected at least one transceiver sector pattern is associated with a sector codebook and the selected at least one transceiver beam pattern is associated with a beam codebook. - View Dependent Claims (19, 20)
-
-
21. A system for acquiring a beamforming pattern in a wireless communication system, the system comprising:
-
a transmitter configured to transmit a first plurality of signals having different transmitter sector patterns; and a receiver configured to receive a first selection signal indicative of a selection of at least one transceiver sector pattern; wherein the transmitter is further configured to transmit a second plurality of signals having different transmitter beam patterns, each transceiver beam pattern associated with the selected at least one transceiver sector pattern; wherein the receiver is further configured to receive a second selection signal indicative of a selection of at least one transceiver beam pattern; and wherein the selected at least one transceiver sector pattern is associated with a sector codebook and the selected at least one transceiver beam pattern is associated with a beam codebook. - View Dependent Claims (22, 23, 24)
-
-
25. A method of acquiring a beamforming pattern in a wireless communication system, the method comprising:
-
determining a plurality of transceiver beam patterns, including a first transceiver beam pattern associated with a first codebook; receiving a signal having the first transceiver beam pattern indicative of data; detecting a channel change; receiving, after detecting a channel change, a plurality of signals having the plurality of transceiver beam patterns; selecting a transceiver beam pattern from a plurality of said transceiver beam patterns based on the measures of link quality, wherein the selected transceiver beam pattern is associated with a second codebook. - View Dependent Claims (26, 27)
-
-
28. A method of acquiring a beamforming pattern, the method comprising:
-
determining a plurality of transceiver beam patterns, including a first transceiver beam pattern associated with a first codebook; transmitting a signal having the first transceiver beam pattern indicative of data; transmitting a plurality of signals having the plurality of transmitter beam patterns;
receiving a selection signal indicative of a selection of a transceiver beam pattern from the plurality of transceiver beam patterns, wherein the selected transceiver beam pattern is associated with a second codebook. - View Dependent Claims (29, 30)
-
-
31. A method of constructing a multi-level codebook, the method comprising:
-
determining a plurality of transceiver sector patterns; determining a plurality of transceiver beam patterns, each transceiver beam pattern contained within a transceiver sector pattern; and storing the plurality of transceiver sector patterns and the plurality of first transceiver beam patterns as a multi-level codebook, wherein the transceiver sector patterns are associated with sector codebooks and the transceiver beam patterns are associated with beam codebooks. - View Dependent Claims (32, 33, 34, 35, 36, 37, 38)
-
Specification