# US 12,603,808 B2 · Method for sending information, communication device and computer-readable storage medium > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,603,808 B2 - Document ID: US12603808B2 - Status: Granted - Kind: B2 - Application number: 18/251,292 - Filed: 2020-11-06 - Published: 2023-12-21 - Granted: 2026-04-14 - Earliest claimed: 2020-11-06 - Assignees: Beijing Xiaomi Mobile Software Co., Ltd. - Applicants: Beijing Xiaomi Mobile Software Co., Ltd. - Inventors: Xiandong Dong - Web page: https://patentgrep.com/patent/US12603808B2 ## CPC - H04L 27/36: Modulator circuits; Transmitter circuits - H04L 5/0044: {Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH} - H04L 5/0053: {Allocation of signalling, i.e. of overhead other than pilot signals} - H04L 27/0008: {arrangements for allowing a transmitter or receiver to use more than one type of modulation (negotiating modulation type for two-way transmission paths H04L5/1453)} - H04L 27/2602: {Signal structure} - H04L 27/34: Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems - H04L 1/0003: {by switching between different modulation schemes} - H04L 5/0094: {Indication of how sub-channels of the path are allocated} - H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M) ## Abstract A method for sending information is performed by a first device, and includes: sending information to a second device, the information being provided with a padding and packet extension (PPE) thresholds information field, the PPE thresholds information field being provided with a plurality of information elements, and an information element subfield comprising a constellation index; wherein a modulation mode corresponding to the constellation index at least comprises 4096-QAM. ## Claims ### Claim 1 A method for sending information, performed by a first device, the method comprising: sending information to a second device, the information being provided with a padding, a packet extension (PPE) thresholds field, and a resource unit (RU) allocation index, the PPE thresholds field comprising a PPE thresholds information field provided with a plurality of information element subfields, and one of the information element subfields comprising a constellation index; wherein a modulation mode corresponding to the constellation index at least comprises 4096-QAM, wherein in a case of multi-RU, a RU allocation size corresponding to the RU allocation index comprises at least one of: 2*996-tone, 4*996-tone, 484+242-tone, 996+484-tone, 996+484+242-tone, 2*996+484-tone, 3*996-tone and 3*996+484-tone, wherein a number of bits occupied by the RU allocation index is greater than or equal to 4. ### Claim 2 (depends on 1) The method of claim 1, wherein, in a case of single RU, the RU allocation size corresponding to the RU allocation index at least comprises 4*996-tone. ### Claim 3 (depends on 2) The method of claim 2, wherein the information further comprises an identification field, and the identification field is configured to identify whether the RU allocation size corresponding to the RU allocation index is the single RU or the multi-RU. ### Claim 4 (depends on 1) The method of claim 1, wherein one of the information element subfields at least comprises a number of space-time stream (NSTS); wherein a number of bits occupied by the NSTS is greater than or equal to 4 and the NSTS is configured to identify at least 16 space-time streams. ### Claim 5 (depends on 1) The method of claim 1, wherein one of the information element subfields at least comprises a PPE time value; the PPE time value at least comprises 8 milliseconds and 16 milliseconds. ### Claim 6 (depends on 5) The method of claim 5, wherein the PPE time value further comprises 20 milliseconds. ### Claim 7 (depends on 1) The method of claim 1, further comprising: sending first capability information to the second device, wherein the first capability information comprises a PPE time value supported by the first device. ### Claim 8 (depends on 1) The method of claim 1, further comprising: receiving second capability information from the second device, wherein the second capability information comprises a PPE time value supported by the second device. ### Claim 9 A first device, comprising: a processor; and a memory for storing instructions executable by the processor; wherein the processor is configured to send information to a second device, the information being provided with a padding, a packet extension (PPE) thresholds information field, and a resource unit (RU) allocation index, the PPE thresholds field comprising a PPE thresholds field provided with a plurality of information element subfields, and one of the information element subfields comprising a constellation index; wherein a modulation mode corresponding to the constellation index at least comprises 4096-QAM, wherein in a case of multi-RU, a RU allocation size corresponding to the RU allocation index comprises at least one of: 2*996-tone, 4*996-tone, 484+242-tone, 996+484-tone, 996+484+242-tone, 2*996+484-tone, 3*996-tone and 3*996+484-tone, wherein a number of bits occupied by the RU allocation index is greater than or equal to 4. ### Claim 10 (depends on 9) The first device of claim 9, wherein, in a case of single RU, the RU allocation size corresponding to the RU allocation index further comprises 4*996-tone. ### Claim 11 (depends on 10) The first device of claim 10, wherein the information further comprises an identification field, and the identification field is configured to identify whether the RU allocation size corresponding to the RU allocation index is the single RU or the multi-RU. ### Claim 12 (depends on 9) The first device of claim 9, wherein one of the information element subfields at least comprises a number of space-time stream (NSTS); wherein a number of bits occupied by the NSTS is greater than or equal to 4 and the NSTS is configured to identify at least 16 space-time streams. ### Claim 13 (depends on 9) The first device of claim 9, wherein one of the information element subfields at least comprises a PPE time value; the PPE time value at least comprises 8 milliseconds and 16 milliseconds. ### Claim 14 (depends on 13) The first device of claim 13, wherein the PPE time value further comprises 20 milliseconds. ### Claim 15 (depends on 9) The first device of claim 9, wherein the processor is further configured to perform at least one of: sending first capability information to the second device, wherein the first capability information comprises a PPE time value supported by the first device; or receiving second capability information from the second device, wherein the second capability information comprises a PPE time value supported by the second device. ### Claim 16 A non-transitory computer-readable storage medium having stored therein a computer program that, when executed by a processor, cause the processor to perform: sending information to a second device, the information being provided with a padding, a packet extension (PPE) thresholds field, and a resource unit (RU) allocation index, the PPE thresholds field comprising a PPE thresholds information field provided with a plurality of information element subfields, and one of the information element subfields comprising a constellation index; wherein a modulation mode corresponding to the constellation index at least comprises 4096-QAM, wherein in a case of multi-RU, a RU allocation size corresponding to the RU allocation index comprises at least one of: 2*996-tone, 4*996-tone, 484+242-tone, 996+484-tone, 996+484+242-tone, 2*996+484-tone, 3*996-tone and 3*996+484-tone, wherein a number of bits occupied by the RU allocation index is greater than or equal to 4.