# US 2019/0245646 A1 · Transmitting device, receiving device and methods thereof > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2019/0245646 A1 - Document ID: US20190245646A1 - Status: Published application - Kind: A1 - Application number: 16/272,437 - Filed: 2019-02-11 - Published: 2019-08-08 - Earliest claimed: 2016-08-12 - Assignees: Huawei Technologies Co., Ltd. - Applicants: Huawei Technologies Co., Ltd. - Inventors: Anahid ROBERT SAFAVI; Branislav M. POPOVIC; Alberto Giuseppe PEROTTI - Web page: https://patentgrep.com/patent/US20190245646A1 ## CPC - H04L 1/001: {applied to control information} - H04J 11/004: {using regenerative subtractive interference cancellation} - H04L 1/0047: {Decoding adapted to other signal detection operation (in conjunction with sequence estimation or equalization H04L25/03286)} - H04L 1/0061: {Error detection codes} - H04L 5/0082: {at predetermined intervals} - H04L 27/3488: {Multiresolution systems} - H04L 5/0005: {Time-frequency} - H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M) - H04J: MULTIPLEX COMMUNICATION (transmission in general H04B; peculiar to transmission of digital information H04L5/00; systems for the simultaneous or sequential transmission of more than one television signal H04N7/08; in exchanges H04Q11/00; stereophonic systems H04S) ## Abstract The embodiments of the present invention relates to a transmitting device and to a receiving device. The transmitting device has a processor to obtain a first sequence of bits comprising first control information addressed for at least one receiving device, obtain a second sequence of bits comprising first data information addressed for the at least one receiving device, superpose the first sequence of bits and the second sequence of bits into a first superposed sequence of symbols; a transmitter to transmit the first superposed sequence of symbols in a radio resource. The receiving device has a receiver to receive a first superposed sequence of symbols comprising: a first sequence of bits comprising first control information and a second sequence of bits comprising first data information; a processor to decode the first superposed sequence of symbols so as to obtain the first sequence of bits. ## Claims ### Claim 1 A transmitting device for a wireless communication system, the transmitting device comprising: a processor; and a non-transitory computer-readable medium storing instructions, that when executed by the processor, cause the transmitting device to perform steps comprising: obtaining a first sequence of bits comprising first control information addressed for at least one receiving device; obtaining a second sequence of bits comprising first data information addressed for the at least one receiving device; superposing the first sequence of bits and the second sequence of bits into a first superposed sequence of symbols; and transmitting the first superposed sequence of symbols to the at least one receiving device in a radio resource. ### Claim 2 (depends on 1) The transmitting device according to claim 1, wherein the transmitting step further comprises: transmitting the first superposed sequence of symbols in the beginning of a transmission time interval of the radio resource. ### Claim 3 (depends on 1) The transmitting device according to claim 1, wherein the first control information and the first data information are addressed for a first receiving device. ### Claim 4 (depends on 1) The transmitting device according to claim 1, wherein the first control information is addressed for a first receiving device and the first data information is addressed for a second receiving device. ### Claim 5 (depends on 1) The transmitting device according to claim 1, wherein the superposing step further comprises: superposing the first sequence of bits and the second sequence of bits into the first superposed sequence of symbols based on rate-adaptive constellation expansion multiple access, wherein at least one bit assigned for the first sequence of bits has a higher bit level capacity compared to at least one bit assigned for the second sequence of bits. ### Claim 6 (depends on 1) The transmitting device according to claim 1, wherein the superposing step further comprises: superposing the first sequence of bits and the second sequence of bits into the first superposed sequence of symbols based on a non-orthogonal multiple access, NOMA, wherein the most significant bits in the labels of the composite constellation of the NOMA are assigned for the first sequence of bits. ### Claim 7 (depends on 1) The transmitting device according to claim 1, wherein a code rate for the first sequence of bits is lower than a code rate for the second sequence of bits. ### Claim 8 A receiving device for a wireless communication system, the receiving device comprising: a processor; and a non-transitory computer-readable medium storing instructions, that when executed by the processor, cause the receiving device to perform steps comprising: receiving a first superposed sequence of symbols comprising: a first sequence of bits comprising first control information and a second sequence of bits comprising first data information; and decoding the first superposed sequence of symbols to obtain the first sequence of bits, wherein the first sequence of bits comprises the first control information. ### Claim 9 (depends on 8) The receiving device according to claim 8, wherein the steps further comprise: cancelling interference in the first superposed sequence of symbols based on the first sequence of bits so as to obtain a first interference cancelled superposed sequence of symbols; and decoding the first interference cancelled superposed sequence of symbols based on the first control information to obtain the second sequence of bits comprising the first data information. ### Claim 10 (depends on 8) The receiving device according to claim 8, wherein the steps further comprise: receiving a second superposed sequence of symbols from the transmitting device, the second superposed sequence of symbols comprising a third sequence of bits comprising second control information and a fourth sequence of bits comprising second data information; and cancelling interference in the second superposed sequence of symbols based on the third sequence of bits to obtain a second interference cancelled superposed sequence of symbols; decoding the second interference cancelled superposed sequence of symbols based on the first control information so as to obtain the fourth sequence of bits comprising the second data information. ### Claim 11 A method for a transmitting device, the method comprising: obtaining a first sequence of bits comprising first control information addressed for at least one receiving device; obtaining a second sequence of bits comprising first data information addressed for the at least one receiving device; superposing the first sequence of bits and the second sequence of bits into a first superposed sequence of symbols; and transmitting the first superposed sequence of symbols to the at least one receiving device in a radio resource. ### Claim 12 A method for a receiving device, the method comprising: receiving a first superposed sequence of symbols comprising: a first sequence of bits comprising first control information and a second sequence of bits comprising first data information; and decoding the first superposed sequence of symbols so as to obtain the first sequence of bits, wherein the first sequence of bits comprises the first control information. ### Claim 13 A non-transitory computer readable medium with program code for performing a method on a transmitting device, the method comprising: obtaining a first sequence of bits comprising first control information addressed for at least one receiving device; obtaining a second sequence of bits comprising first data information addressed for the at least one receiving device; superposing the first sequence of bits and the second sequence of bits into a first superposed sequence of symbols; and transmitting the first superposed sequence of symbols to the at least one receiving device in a radio resource.