Distributed-tone resource unit (dRU) plan in wireless communications
Techniques pertaining to 80 MHz distributed-tone resource unit (dRU) tone plan-based dRU designs for wide distribution bandwidths 160 MHz and 320 MHz in wireless communications are described. An apparatus (e.g., station (STA)) generates a distributed-tone resource unit (dRU) using a 80 MHz dRU tone plan as a basic building block. The apparatus then performs a wireless communication in a 160 MHz or 320 MHz distribution bandwidth with the dRU.
1 . A method, comprising:
generating, by a processor of an apparatus, a distributed-tone resource unit (dRU) using a 80 MHz dRU tone plan as a basic building block; and
performing, by the processor, a wireless communication in a 160 MHz or 320 MHz distribution bandwidth with the dRU,
wherein the performing of the wireless communication comprises performing the wireless communication in the 160 MHz distribution bandwidth, and wherein the dRU comprises a 106-tone dRU, a 242-tone dRU, a 484-tone dRU or a 996-tone dRU,
wherein, in an event that the dRU comprises the 106-tone dRU, a tone plan for the 106-tone dRU on the 160 MHz distribution bandwidth comprises:
a first dRU (dRU1)=
[−1011:72:−579,−475:72:−43,69:72:429,533:72:965]
[−995:72:−563,−459:72:−99,13:72:445,549:72:981]
[−979:72:−547,−443:72:−83,29:72:461,565:72:925]
[−955:72:−595,−491:72:−59,45:72:477,581:72:941];
a second dRU (dRU2)=dRU1+8;
a third dRU (dRU3)=
[−991:72:−559,−455:72:−23,81:72:441,545:72:977]
[−975:72:−543,−439:72:−79,33:72:465,569:72:1001]
[−959:72:−599,−495:72:−63,49:72:481,585:72:945]
[−943:72:−583,−479:72:−47,65:72:425,529:72:961];
a fourth dRU (dRU4)=dRU3+8;
a fifth dRU (dRU5)=dRU1+2;
a sixth dRU (dRU6)=dRU1+10;
a seventh dRU (dRU7)=dRU3+2;
an eighth dRU (dRU8)=dRU 3+10;
a nineth dRU (dRU9)=dRU1+1;
a tenth dRU (dRU10)=dRU1+9;
an eleventh dRU (dRU11)=dRU3+1;
a twelve dRU (dRU12)=dRU3+9;
a thirteenth dRU (dRU13)=dRU1+3;
a fourteenth dRU (dRU14)=dRU1+11;
a fifteenth dRU (dRU15)=dRU3+3; and
a sixteenth dRU (dRU16)=dRU3+11,
wherein, in an event that the dRU comprises the 242-tone dRU, a tone plan for the 242-tone dRU on the 160 MHz distribution bandwidth comprises:
a first dRU (dRU1)=[−1011:8:−531,−491:8:−19,13:8:493,533:8:1005];
a second dRU (dRU2)=[−1007:8:−535,−495:8:−15,17:8:489,529:8:1009];
a third dRU (dRU3)=dRU1+2;
a fourth dRU (dRU4)=dRU2+2;
a fifth dRU (dRU5)=dRU1+1;
a sixth dRU (dRU6)=dRU2+1;
a seventh dRU (dRU7)=dRU1+3; and
an eighth dRU (dRU8)=dRU2+3,
wherein, in an event that the dRU comprises the 484-tone dRU, a tone plan for the 484-tone dRU on the 160 MHz distribution bandwidth comprises:
a first dRU (dRU1)=[−1011:4:−531,−495:4:−15,13:4:493,529:4:1009];
a second dRU (dRU2)=dRU1+2;
a third dRU (dRU3)=dRU1+1; and
a fourth dRU (dRU4)=dRU1+3, and
wherein, in an event that the dRU comprises the 996-tone dRU, a tone plan for the 996-tone dRU on the 160 MHz distribution bandwidth comprises:
a first dRU (dRU1)=[−1011:2:−515,−509:2:−13,13:2:509,515:2:1011]; and
a second dRU (dRU2)=[−1012:2:−516,−508:2:−12,12:2:508,516:2:1012].
2 . The method of claim 1 , wherein:
the 106-tone dRU is built from corresponding two 52-tone dRUs of the 80 MHz dRU tone plan and two extra tones;
the 242-tone dRU is built from corresponding two 106-tone dRUs and one 26-tone dRU of the 80 MHz dRU tone plan and four extra tones;
the 484-tone dRU is built from corresponding two 242-tone dRUs of the 80 MHz dRU tone plan; and
the 996-tone dRU is built from corresponding two 484-tone dRUs of the 80 MHz dRU tone plan and twenty-eight extra tones.
3 . The method of claim 1 , wherein the performing of the wireless communication comprises performing the wireless communication in the 320 MHz distribution bandwidth, and wherein the dRU comprises a 484-tone dRU, a 996-tone dRU or a 2×996-tone dRU.
4 . The method of claim 3 , wherein:
the 484-tone dRU is built from corresponding two 242-tone dRUs generated on the 160 MHz distribution bandwidth using the 80 MHz dRU tone plan;
the 996-tone dRU is built from corresponding two 484-tone dRUs generated on the 160 MHz distribution bandwidth using the 80 MHz dRU tone plan; and
the 2×996-tone dRU is built from corresponding two 996-tone dRUs generated on the 160 MHz distribution bandwidth using the 80 MHz dRU tone plan.
5 . The method of claim 1 , wherein the generating of the dRU comprises generating two or more dRUs of a same size or different sizes, and wherein the performing of the wireless communication comprises performing a mixed-distribution bandwidth operation in different frequency subblocks or segments using the two or more dRUs with different distribution bandwidths.
6 . An apparatus, comprising:
a transceiver configured to communicate wirelessly; and
a processor coupled to the transceiver and configured to perform operations comprising:
generating a distributed-tone resource unit (dRU) using a 80 MHz dRU tone plan as a basic building block; and
performing, via the transceiver, a wireless communication in a 160 MHz or 320 MHz distribution bandwidth with the dRU,
wherein the performing of the wireless communication comprises performing the wireless communication in the 160 MHz distribution bandwidth, and wherein the dRU comprises a 106-tone dRU, a 242-tone dRU, a 484-tone dRU or a 996-tone dRU,
wherein, in an event that the dRU comprises the 106-tone dRU, a tone plan for the 106-tone dRU on the 160 MHz distribution bandwidth comprises:
a first dRU (dRU1)=
[−1011:72:−579,−475:72:−43,69:72:429,533:72:965]
[−995:72:−563,−459:72:−99,13:72:445,549:72:981]
[−979:72:−547,−443:72:−83,29:72:461,565:72:925]
[−955:72:−595,−491:72:−59,45:72:477,581:72:941];
a second dRU (dRU2)=dRU1+8;
a third dRU (dRU3)=
[−991:72:−559,−455:72:−23,81:72:441,545:72:977]
[−975:72:−543,−439:72:−79,33:72:465,569:72:1001]
[−959:72:−599,−495:72:−63,49:72:481,585:72:945]
[−943:72:−583,−479:72:−47,65:72:425,529:72:961];
a fourth dRU (dRU4)=dRU3+8;
a fifth dRU (dRU5)=dRU1+2;
a sixth dRU (dRU6)=dRU1+10;
a seventh dRU (dRU7)=dRU3+2;
an eighth dRU (dRU8)=dRU 3+10;
a nineth dRU (dRU9)=dRU1+1;
a tenth dRU (dRU10)=dRU1+9;
an eleventh dRU (dRU11)=dRU3+1;
a twelve dRU (dRU12)=dRU3+9;
a thirteenth dRU (dRU13)=dRU1+3;
a fourteenth dRU (dRU14)=dRU1+11;
a fifteenth dRU (dRU15)=dRU3+3; and
a sixteenth dRU (dRU16)=dRU3+11,
wherein, in an event that the dRU comprises the 242-tone dRU, a tone plan for the 242-tone dRU on the 160 MHz distribution bandwidth comprises:
a first dRU (dRU1)=[−1011:8:−531,−491:8:−19,13:8:493,533:8:1005];
a second dRU (dRU2)=[−1007:8:−535,−495:8:−15,17:8:489,529:8:1009];
a third dRU (dRU3)=dRU1+2;
a fourth dRU (dRU4)=dRU2+2;
a fifth dRU (dRU5)=dRU1+1;
a sixth dRU (dRU6)=dRU2+1;
a seventh dRU (dRU7)=dRU1+3; and
an eighth dRU (dRU8)=dRU2+3,
wherein, in an event that the dRU comprises the 484-tone dRU, a tone plan for the 484-tone dRU on the 160 MHz distribution bandwidth comprises:
a first dRU (dRU1)=[−1011:4:−531,−495:4:−15,13:4:493,529:4:1009];
a second dRU (dRU2)=dRU1+2;
a third dRU (dRU3)=dRU1+1; and
a fourth dRU (dRU4)=dRU1+3, and
wherein, in an event that the dRU comprises the 996-tone dRU, a tone plan for the 996-tone dRU on the 160 MHz distribution bandwidth comprises:
a first dRU (dRU1)=[−1011:2:−515,−509:2:−13,13:2:509,515:2:1011]; and
a second dRU (dRU2)=[−1012:2:−516,−508:2:−12,12:2:508,516:2:1012].
7 . The apparatus of claim 6 , wherein:
the 106-tone dRU is built from corresponding two 52-tone dRUs of the 80 MHz dRU tone plan and two extra tones;
the 242-tone dRU is built from corresponding two 106-tone dRUs and one 26-tone dRU of the 80 MHz dRU tone plan and four extra tones;
the 484-tone dRU is built from corresponding two 242-tone dRUs of the 80 MHz dRU tone plan; and
the 996-tone dRU is built from corresponding two 484-tone dRUs of the 80 MHz dRU tone plan and twenty-eight extra tones.
8 . The apparatus of claim 6 , wherein the performing of the wireless communication comprises performing the wireless communication in the 320 MHz distribution bandwidth, and wherein the dRU comprises a 484-tone dRU, a 996-tone dRU or a 2×996-tone dRU.
9 . The apparatus of claim 8 , wherein:
the 484-tone dRU is built from corresponding two 242-tone dRUs generated on the 160 MHz distribution bandwidth using the 80 MHz dRU tone plan;
the 996-tone dRU is built from corresponding two 484-tone dRUs generated on the 160 MHz distribution bandwidth using the 80 MHz dRU tone plan; and
the 2×996-tone dRU is built from corresponding two 996-tone dRUs generated on the 160 MHz distribution bandwidth using the 80 MHz dRU tone plan.
10 . The apparatus of claim 6 , wherein the generating of the dRU comprises generating two or more dRUs of a same size or different sizes, and wherein the performing of the wireless communication comprises performing a mixed-distribution bandwidth operation in different frequency subblock or segments using the two or more dRUs with different distribution bandwidths.