JPWO2021187844A5

JPWO2021187844A5 -

Info

Publication number: JPWO2021187844A5
Application number: JP2022555730A
Authority: JP
Publication date: 2024-03-26

Claims

A terminal for a wireless communication system,
communication module , and
a processor configured to control the communication module;
The processor includes:
Receiving a trigger frame from an AP (Access Point),
The trigger frame includes a common information field including a first plurality of spatial reuse fields;
Based on type information indicated by the trigger frame, it is identified whether the trigger frame includes a second plurality of spatial reuse fields ;
transmitting a response frame in response to the trigger frame,
The response frame is generated based on the first plurality of spatial reuse fields or the second plurality of spatial reuse fields based on the type information indicated by the trigger frame .
configured to do
terminal.

The terminal of claim 1, wherein when a format associated with the trigger frame is an Extremely High Throughput (EHT) format, the response frame is generated based on the second plurality of spatial reuse fields . .

The terminal of claim 1, wherein the response frame is generated based on the first plurality of spatial reuse fields when a format associated with the trigger frame is a high efficiency (HE) format.

the resources on which the response frame is transmitted depending on whether the response frame is generated based on the first plurality of spatial reuse fields or the second plurality of spatial reuse fields; The terminal according to claim 1, wherein the positions of the frequency bands to which the units are assigned are different .

5. The terminal of claim 4 , wherein when the response frame is generated based on the first plurality of spatial reuse fields, the resource unit on which the response frame is transmitted is allocated within a primary 160 MHz .

The terminal according to claim 1 , wherein the trigger frame further includes identification information used to indicate the type information .

The trigger frame includes a bandwidth field , an additional bandwidth field , a resource allocation field, and a puncturing mode field,
the resource allocation field is used to allocate a resource unit to which the response frame is transmitted;
The puncturing mode field is used to indicate whether puncturing is performed in the bandwidth indicated by the bandwidth field and/or the additional bandwidth field, and the location of the puncturing. The terminal according to claim 1 .

when the response frame is generated based on the second plurality of spatial reuse fields, the response frame includes a bandwidth field included in the common information field and an additional bandwidth included in the trigger frame. 2. The terminal of claim 1, wherein the terminal transmits with a bandwidth indicated by the field.

A method for a terminal to transmit data in a wireless communication system, the method comprising:
A step of receiving a trigger frame from an AP (Access Point),
The trigger frame includes a common information field including a first plurality of spatial reuse fields;
identifying whether the trigger frame includes a second plurality of spatial reuse fields based on type information indicated by the trigger frame ;
transmitting a response frame in response to the trigger frame, the step of:
the response frame is generated based on the first plurality of spatial reuse fields or the second plurality of spatial reuse fields based on the type information indicated by the trigger frame;
including methods.

10. The method of claim 9, wherein the response frame is generated based on the second plurality of spatial reuse fields when the format associated with the trigger frame is an Extremely High Throughput (EHT) format. .

10. The method of claim 9, wherein the response frame is generated based on the first plurality of spatial reuse fields when a format associated with the trigger frame is a High Efficiency (HE) format.

The response frame is transmitted depending on whether the response frame is generated based on the first plurality of spatial reuse fields or the second plurality of spatial reuse fields . 10. The method of claim 9 , wherein the locations of frequency bands to which resource units are allocated are different .

13. The method of claim 12 , wherein when the response frame is generated based on the first plurality of spatial reuse fields, the resource unit on which the response frame is transmitted is allocated within a primary 160 MHz.

10. The method of claim 9 , wherein the trigger frame further includes identification information used to indicate the type information .

The trigger frame includes a bandwidth field, an additional bandwidth field, a resource allocation field, and a puncturing mode field,
the resource allocation field is used to allocate a resource unit to which the response frame is transmitted;
The puncturing mode field is used to indicate whether puncturing is performed in the bandwidth indicated by the bandwidth field and/or the additional bandwidth field, and the location of the puncturing. The method according to claim 9 .

when the response frame is generated based on the second plurality of spatial reuse fields, the response frame includes a bandwidth field included in the common information field and an additional bandwidth included in the trigger frame. 10. The method of claim 9, wherein the method is transmitted with a bandwidth indicated by the field.