Efficient uplink SDMA operation
First Claim
Patent Images
1. A computer-implemented method comprising:
- receiving, at a first wireless device, a polling frame including a transmission right granted to each of a plurality of wireless devices belonging to a first group, the first group including the first wireless device;
transmitting, by the first wireless device, a first acknowledgement frame during a period determined based on the transmission right, wherein the same period is assigned for transmission to each of the plurality of wireless devices belonging to the first group; and
receiving, at a second wireless device, another polling frame including another transmission right granted to each of a plurality of wireless devices belonging to a second group, the second group including the second wireless device, wherein the other transmission right defines another same period assigned for transmission to each of the plurality of wireless devices belonging to the second group,wherein the period assigned to the wireless devices belonging to the first group is different than the other period assigned to the wireless devices belonging to the second group.
1 Assignment
0 Petitions
Accused Products
Abstract
According to various embodiments, a computer-implemented method is disclosed that allows an AP to efficiently poll various information from STAs belonging to a SDMA group. Each STA may transmit uplink frames using uplink SDMA mechanism.
-
Citations
28 Claims
-
1. A computer-implemented method comprising:
-
receiving, at a first wireless device, a polling frame including a transmission right granted to each of a plurality of wireless devices belonging to a first group, the first group including the first wireless device; transmitting, by the first wireless device, a first acknowledgement frame during a period determined based on the transmission right, wherein the same period is assigned for transmission to each of the plurality of wireless devices belonging to the first group; and receiving, at a second wireless device, another polling frame including another transmission right granted to each of a plurality of wireless devices belonging to a second group, the second group including the second wireless device, wherein the other transmission right defines another same period assigned for transmission to each of the plurality of wireless devices belonging to the second group, wherein the period assigned to the wireless devices belonging to the first group is different than the other period assigned to the wireless devices belonging to the second group. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
-
-
9. A computer-implemented method comprising:
-
transmitting, to a group of wireless devices, a polling frame including a transmission right granted to each of the wireless devices belonging to the group, wherein the transmission right defines a same period assigned to each of the wireless devices belonging to the group; and receiving frames transmitted using Spatial Division Multiple Access (SDMA) from at least one of the wireless devices belonging to the group; and transmitting, to another group of wireless devices, another polling frame including another transmission right granted to each of the wireless devices belonging to the other group, wherein the other transmission right defines another same period assigned to each of the wireless devices belonging to the other group, wherein the period assigned to the wireless devices belonging to the group is different than the other period assigned to the wireless devices belonging to the other group. - View Dependent Claims (10, 11, 12)
-
-
13. A device comprising a processor configured to:
-
transmit, to a group of wireless devices, a polling frame including a transmission right granted to each of the wireless devices belonging to the group, wherein the transmission right defines a same period assigned to each of the wireless devices belonging to the group; and receive frames transmitted using Spatial Division Multiple Access (SDMA) from at least one of the wireless devices belonging to the group; transmit, to another group of wireless devices, another polling frame including another transmission right granted to each of the wireless devices belonging to the other group, wherein the other transmission right defines another same period assigned to each of the wireless devices belonging to the other group, wherein the period assigned to the wireless devices belonging to the group is different than the other period assigned to the wireless devices belonging to the other group. - View Dependent Claims (14, 15, 16)
-
-
17. A non-transitory computer-readable medium comprising computer-readable code physically embodied thereon which, when executed by a processor, causes the processor to perform a plurality of operations comprising:
-
transmitting, to a group of wireless devices, a polling frame including a transmission right granted to each of the wireless devices belonging to the group, wherein the transmission right defines a same period assigned to each of the wireless devices belonging to the group; receiving frames transmitted using Spatial Division Multiple Access (SDMA) from at least one of the wireless devices belonging to the group; and transmitting, to another group of wireless devices, another polling frame including another transmission right granted to each of the wireless devices belonging to the other group, wherein the other transmission right defines another same period assigned to each of the wireless devices belonging to the other group, wherein the period assigned to the wireless devices belonging to the group is different than the other period assigned to the wireless devices belonging to the other group. - View Dependent Claims (18, 19, 20)
-
-
21. A non-transitory computer-readable medium comprising computer-readable code physically embodied thereon which, when executed by a processor, causes the processor to perform a plurality of operations comprising:
-
receiving, at a first wireless device, a polling frame including a transmission right granted to each of a plurality of wireless devices belonging to a first group, the first group including the first wireless device; transmitting, by the first wireless device, a first acknowledgement frame during a period determined based on the transmission right, wherein the same period is assigned for transmission to each of the plurality of wireless devices belonging to the first group; and receiving, at a second wireless device, another polling frame including another transmission right granted to each of a plurality of wireless devices belonging to a second group, the second group including the second wireless device, wherein the other transmission right defines another same period assigned for transmission to each of the plurality of wireless devices belonging to the second group, wherein the period assigned to the wireless devices belonging to the first group is different than the other period assigned to the wireless devices belonging to the second group. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28)
-
Specification