Method and apparatus for providing very high throughput operation and capability signaling for wireless communications
A method and apparatus are disclosed for enabling very high throughput (VHT) communications. A wireless transmit and receive unit (WTRU) may receive, from an access point (AP), a management frame comprising VHT capabilities information. The VHT capabilities information may comprise an indication of support for reception via non-contiguous channels. The WTRU may transmit, on a condition that reception via non-contiguous channels is supported, at least one data packet, to the AP, via multiple non-contiguous channels. The multiple non-contiguous channels may be used simultaneously.
1. A wireless transmit and receive unit (WTRU) comprising:
a receiver configured to receive a management frame comprising very high throughput (VHT) capabilities information from an access point (AP), wherein the VHT capabilities information comprises an indication of support for reception via non-contiguous channels, an indication for support of multi-user multiple input multiple output (MU-MIMO) beamforming, and an indication for support of VHT link adaptation; and
a transmitter configured to transmit at least one data packet to the AP via multiple non-contiguous channels on a condition that reception via non-contiguous channels is supported, wherein one of the multiple non-contiguous channels is a primary channel.
2. The WTRU of claim 1 , wherein VHT capabilities information further comprises an indication of support for a short guard interval (GI) for reception of packets with a channel bandwidth, an indication for a support of channel widths supported, and an indication of whether the AP supports power save mode.
3. The WTRU of claim 2 , wherein the channel bandwidth is 80 MHz.
4. The WTRU of claim 1 , wherein the VHT capabilities information comprises power control information.
5. The WTRU of claim 1 , wherein the VHT capabilities information comprises frequency reuse capabilities.
6. The WTRU of claim 1 , wherein the non-contiguous channels are used simultaneously.
7. The WTRU of claim 1 wherein each of the non-contiguous channels is formed from a group of contiguous channels.
8. A method of communicating very high throughput (VHT) capability information from a wireless transmit/receive unit (WTRU) comprising:
receiving a management frame comprising VHT capabilities information from an access point (AP), wherein the VHT capabilities information comprises an indication of support for reception via non-contiguous channels, an indication for support of multi-user multiple input multiple output (MU-MIMO) beamforming, and an indication for support of VHT link adaptation; and
transmitting at least one data packet to the AP via multiple non-contiguous channels on a condition that reception via non-contiguous channels is supported, wherein one of the multiple non-contiguous channels is a primary channel.
9. The method of claim 8 , wherein VHT capabilities information further comprises an indication of support for a short guard interval (GI) for reception of packets with a channel bandwidth, an indication for a support of channel widths supported, and an indication of whether the AP supports power save mode.
10. The method of claim 9 , wherein the channel bandwidth is 80 MHz.
11. The method of claim 8 , wherein the VHT capabilities information comprises power control information.
12. The method of claim 8 , wherein the VHT capabilities information comprises frequency reuse capabilities.
13. The method of claim 8 , wherein the non-contiguous channels are used simultaneously.
14. The method of claim 8 wherein each of the non-contiguous channels is formed from a group of contiguous channels.
15. An access point (AP) comprising:
a transmitter configured to transmit a management frame comprising very high throughput (VHT) capabilities information to a wireless transmit/receive unit (WTRU), wherein the VHT capabilities information comprises an indication of support for reception via non-contiguous channels, an indication for support of multi-user multiple input multiple output (MU-MIMO) beamforming, and an indication for support of VHT link adaptation; and
a receiver configured to receive, via multiple non-contiguous channels, at least one data packet from the WTRU on a condition that reception via non-contiguous channels is supported, wherein one of the multiple non-contiguous channels is a primary channel.
16. The AP of claim 15 , wherein VHT capabilities information further comprises an indication of support for a short guard interval (GI) for reception of packets with a channel bandwidth, an indication for a support of channel widths supported, and an indication of whether the AP supports power save mode.
17. The AP of claim 16 , wherein the channel bandwidth is 80 MHz.
18. The AP of claim 15 , wherein the VHT capabilities information comprises power control information.
19. The AP of claim 15 , wherein the VHT capabilities information comprises frequency reuse capabilities.
20. The AP of claim 15 , wherein the non-contiguous channels are used simultaneously.
21. The AP of claim 15 , wherein each of the non-contiguous channels is formed from a group of contiguous channels.
22. A method of communicating very high throughput (VHT) capability information to an access point (AP), the method comprising:
transmitting a management frame comprising very high throughput (VHT) capabilities information to a wireless transmit/receive unit (WTRU), wherein the VHT capabilities information comprises an indication of support for reception via non-contiguous channels, an indication for support of multi-user multiple input multiple output (MU-MIMO) beamforming, and an indication for support of VHT link adaptation; and
receiving, on a condition that reception via non-contiguous channels is supported, at least one data packet from the WTRU via multiple non-contiguous channels, wherein one of the multiple non-contiguous channels is a primary channel.
23. The method of claim 22 , wherein VHT capabilities information further comprises an indication of support for a short guard interval (GI) for reception of packets with a channel bandwidth, an indication for a support of channel widths supported, and an indication of whether the AP supports power save mode.
24. The method of claim 23 , wherein the channel bandwidth is 80 MHz.
25. The method of claim 22 , wherein the VHT capabilities information comprises power control information.
26. The method of claim 22 , wherein the VHT capabilities information comprises frequency reuse capabilities.
27. The method of claim 22 , wherein the non-contiguous channels are used simultaneously.
28. The method of claim 22 , wherein each of the non-contiguous channels is formed from a group of contiguous channels.