Granted Patent B2

US 12,598,038 · App. 19/321,580 · Granted Apr 7, 2026

Inventors: Yapu Li (Dongguan, CN); Chaoming Luo (Dongguan, CN); Ning Gao (Dongguan, CN)

Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.

H04L5/0044H04W84/12

Abstract

Claims (34)

1 . A method for wireless communication, comprising: transmitting, by a transmitter, a first ultra-high reliability (UHR) enhanced long range (ELR) physical layer protocol data unit (PPDU), wherein the first UHR ELR PPDU at least comprises a legacy short training field (L-STF), a legacy long training field (L-LTF), a legacy signal (L-SIG) field, a repeated L-SIG (RL-SIG) field, a universal signal (U-SIG) field, a UHR-STF, a UHR-LTF, a data field, and a packet extension (PE) field, wherein the data field is transmitted at a granularity of a first frequency-domain resource unit with N times duplication in a bandwidth of the first UHR ELR PPDU, and N equals to 4;

wherein a duration of the L-STF is 8 μs, a duration of the L-LTF is 8 μs, a duration of the L-SIG field is 4 μs, a duration of the RL-SIG field is 4 μs, a duration of the U-SIG field is 8 μs, and a duration of the UHR-STF is 4 μs; and

wherein each of one or more of N−1 duplication transmissions of the data field has a phase rotation relative to a first transmission of the data field.

2 . The method of claim 1 , wherein the transmitter is an access point (AP) or a station (STA).

3 . The method of claim 1 , wherein the U-SIG field comprises a first part U-SIG-1 and a second part U-SIG-2.

4 . The method of claim 1 , wherein

the U-SIG field comprises a physical (PHY) version identifier field, a bandwidth (BW) field, an uplink/downlink (UL/DL) field, a basic service set (BSS) color field, a transmission opportunity (TXOP) field, a duplication transmission mode field, a number of duplications field, a disregard field, a validate field, a PPDU type and compression mode field, a punctured channel information field, a UHR-SIG modulation and coding scheme (MCS) field, a number of UHR-SIG symbols field, a cyclical redundancy check (CRC) field, and a tail field.

5 . The method of claim 1 , wherein

the U-SIG field at least comprises a PHY version identifier field, a BW field, a UL/DL field, a BSS color field, a TXOP field, a disregard field, a validate field, a PPDU type and compression mode field, a CRC field, and a tail field.

6 . A transmitter, comprising:

a transceiver;

a processor coupled to the transceiver; and

a memory storing a computer program which, when executed by the processor, causes the transmitter to:

transmit a first ultra-high reliability (UHR) enhanced long range (ELR) physical layer protocol data unit (PPDU), wherein the first UHR ELR PPDU at least comprises a legacy short training field (L-STF), a legacy long training field (L-LTF), a legacy signal (L-SIG) field, a repeated L-SIG (RL-SIG) field, a universal signal (U-SIG) field, a UHR-STF, a UHR-LTF, a data field, and a packet extension (PE) field, wherein the data field is transmitted at a granularity of a first frequency-domain resource unit with N times duplication in a bandwidth of the first UHR ELR PPDU, and N equals to 4;

wherein a duration of the L-STF is 8 μs, a duration of the L-LTF is 8 μs, a duration of the L-SIG field is 4 μs, a duration of the RL-SIG field is 4 μs, a duration of the U-SIG field is 8 μs, and a duration of the UHR-STF is 4 μs; and

wherein each of one or more of N−1 duplication transmissions of the data field has a phase rotation relative to a first transmission of the data field.

7 . The transmitter of claim 6 , wherein the transmitter is an access point (AP) or a station (STA).

8 . The transmitter of claim 6 , wherein the U-SIG field comprises a first part U-SIG-1 and a second part U-SIG-2.

9 . The transmitter of claim 6 , wherein

the U-SIG field comprises a physical (PHY) version identifier field, a bandwidth (BW) field, an uplink/downlink (UL/DL) field, a basic service set (BSS) color field, a transmission opportunity (TXOP) field, a duplication transmission mode field, a number of duplications field, a disregard field, a validate field, a PPDU type and compression mode field, a punctured channel information field, a UHR-SIG modulation and coding scheme (MCS) field, a number of UHR-SIG symbols field, a cyclical redundancy check (CRC) field, and a tail field.

10 . The transmitter of claim 6 , wherein

the U-SIG field at least comprises a PHY version identifier field, a BW field, a UL/DL field, a BSS color field, a TXOP field, a disregard field, a validate field, a PPDU type and compression mode field, a CRC field, and a tail field.

11 . A receiver, comprising:

a transceiver;

a processor coupled to the transceiver; and

a memory storing a computer program which, when executed by the processor, causes the receiver to:

receive a first ultra-high reliability (UHR) enhanced long range (ELR) physical layer protocol data unit (PPDU), wherein the first UHR ELR PPDU at least comprises a legacy short training field (L-STF), a legacy long training field (L-LTF), a legacy signal (L-SIG) field, a repeated L-SIG (RL-SIG) field, a universal signal (U-SIG) field, a UHR-STF, a UHR-LTF, a data field, and a packet extension (PE) field, wherein the data field is transmitted at a granularity of a first frequency-domain resource unit with N times duplication in a bandwidth of the first UHR ELR PPDU, and N equals to 4;

wherein a duration of the L-STF is 8 μs, a duration of the L-LTF is 8 μs, a duration of the L-SIG field is 4 μs, a duration of the RL-SIG field is 4 μs, a duration of the U-SIG field is 8 μs, and a duration of the UHR-STF is 4 μs; and

wherein each of one or more of N−1 duplication transmissions of the data field has a phase rotation relative to a first transmission of the data field.

12 . The receiver of claim 11 , wherein the U-SIG field comprises a first part U-SIG-1 and a second part U-SIG-2.

13 . The receiver of claim 11 , wherein

the U-SIG field comprises a physical (PHY) version identifier field, a bandwidth (BW) field, an uplink/downlink (UL/DL) field, a basic service set (BSS) color field, a transmission opportunity (TXOP) field, a duplication transmission mode field, a number of duplications field, a disregard field, a validate field, a PPDU type and compression mode field, a punctured channel information field, a UHR-SIG modulation and coding scheme (MCS) field, a number of UHR-SIG symbols field, a cyclical redundancy check (CRC) field, and a tail field.

14 . The receiver of claim 11 , wherein

the U-SIG field at least comprises a PHY version identifier field, a BW field, a UL/DL field, a BSS color field, a TXOP field, a disregard field, a validate field, a PPDU type and compression mode field, a CRC field, and a tail field.

Assignments (1)

Continuity (2)

References Cited (29)