# US 2019/0173620 A1 · Method and apparatus for transmitting uplink data in wireless communication system > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2019/0173620 A1 - Document ID: US20190173620A1 - Status: Published application - Kind: A1 - Application number: 16/209,449 - Filed: 2018-12-04 - Published: 2019-06-06 - Earliest claimed: 2017-12-04 - Assignees: Samsung Electronics Co., Ltd. - Applicants: Samsung Electronics Co., Ltd. - Inventors: Jinyoung OH; Sungjin PARK; Taehan BAE; Jeongho YEO - Web page: https://patentgrep.com/patent/US20190173620A1 ## CPC - H04L 1/1819: {with retransmission of additional or different redundancy} - H04L 1/08: by repeating transmission, e.g. Verdan system {(H04L1/1858 and H04L1/189 take precedence)} - H04L 1/1822: involving configuration of automatic repeat request [ARQ] with parallel processes - H04L 1/1861: {Physical mapping arrangements (for ACK signaling see also H04L5/0053)} - H04L 5/0023: {Time-frequency-space} - H04L 5/0053: {Allocation of signalling, i.e. of overhead other than pilot signals} - H04W 72/20: Control channels or signalling for resource management - H04W 72/23: in the downlink direction of a wireless link, i.e. towards a terminal - H04L 5/0007: {the frequencies being orthogonal, e.g. OFDM(A) or DMT} - H04L 5/0051: {of dedicated pilots, i.e. pilots destined for a single user or terminal} - H04L 5/0055: {Physical resource allocation for ACK/NACK (for physical mapping arrangements in ARQ protocols H04L1/1861)} - 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) - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) ## Abstract The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The present disclosure relates to a method and apparatus for transmitting uplink (UL) data in a wireless communication system. A method includes receiving configuration information for a grant-free UL transmission, the configuration information including information on a number of repetitive transmissions and period information; identifying resources for repetitive transmissions in a period based on the configuration information; identifying a resource for an initial transmission of the UL data based on a value of a redundancy version (RV) associated with the resource, wherein the resource for the initial transmission of the UL data is associated with an RV value 0; and performing the initial transmission of the UL data on the identified resource. ## Claims ### Claim 1 A method for transmitting uplink (UL) data in a wireless communication system, the method comprising: receiving configuration information for a grant-free UL transmission, the configuration information including information on a number of repetitive transmissions and period information; identifying resources for repetitive transmissions in a period based on the configuration information; identifying a resource for an initial transmission of the UL data based on a value of a redundancy version (RV) associated with the resource, wherein the resource for the initial transmission of the UL data is associated with an RV value 0; and performing the initial transmission of the UL data on the identified resource. ### Claim 2 (depends on 1) The method of claim 1, wherein, in case that an RV sequence 0-0-0-0 is configured, a number of resources capable of being used for the initial transmission of the UL data among the resources for the repetitive transmission is predetermined. ### Claim 3 (depends on 1) The method of claim 1, further comprising performing a repetitive transmission of the UL data, wherein the initial transmission and the repetitive transmission of the UL data are associated with a same hybrid automatic repeat request (HARQ) process identifier (ID). ### Claim 4 (depends on 1) The method of claim 1, wherein the resource for the initial transmission of the UL data is a first resource among the resources for the repetitive transmissions in case that an RV sequence 0-2-3-1 is configured. ### Claim 5 (depends on 1) The method of claim 1, wherein the configuration information further includes offset information for resources of the grant-free transmission, and wherein the offset information is based on a system frame number (SFN) 0. ### Claim 6 A method for receiving uplink (UL) data in a wireless communication system, the method comprising: transmitting, to a terminal, configuration information for a grant-free UL transmission, the configuration information including information on a number of repetitive transmissions and period information; and receiving, from the terminal, an initial transmission of the UL data on a resource, wherein the resource for the initial transmission of the UL data is identified based on a value of an RV associated with the resource among resources for repetitive transmissions in a period, the resource for the initial transmission of the UL data being associated with a redundancy version (RV) value 0, and wherein the resources for the repetitive transmissions are identified based on the configuration information. ### Claim 7 (depends on 6) The method of claim 6, wherein, in case that an RV sequence 0-0-0-0 is configured, a number of resources for the initial transmission of the UL data among the resources for the repetitive transmissions is predetermined. ### Claim 8 (depends on 6) The method of claim 6, further comprising repetitively receiving the UL data, wherein the initial transmission and repetitive transmissions of the UL data are associated with a same hybrid automatic repeat request (HARQ) process identifier (ID). ### Claim 9 (depends on 6) The method of claim 6, wherein the resource for the initial transmission of the UL data is a first resource among the resources for the repetitive transmissions in case that an RV sequence 0-2-3-1 is configured. ### Claim 10 (depends on 6) The method of claim 6, wherein the configuration information further includes offset information for resources of the grant-free transmission, and wherein the offset information is based on a system frame number (SFN) 0. ### Claim 11 A terminal for transmitting uplink (UL) data in a wireless communication system, the terminal comprising: a transceiver; and a processor configured to: receive configuration information for a grant-free UL transmission, the configuration information including information on a number of repetitive transmissions and period information, identify resources for repetitive transmissions in a period based on the configuration information, identify a resource for an initial transmission of the UL data based on a value of a redundancy version (RV) associated with the resource, wherein the resource for the initial transmission of the UL data is associated with an RV value 0, and perform the initial transmission of the UL data on the identified resource. ### Claim 12 (depends on 11) The terminal of claim 11, wherein, in case that an RV sequence 0-0-0-0 is configured, a number of resources capable of being used for the initial transmission of the UL data among the resources for the repetitive transmission is predetermined. ### Claim 13 (depends on 11) The terminal of claim 11, wherein the processor is further configured to perform a repetitive transmission of the UL data, and wherein the initial transmission and the repetitive transmission of the UL data are associated with a same hybrid automatic repeat request (HARQ) process identifier (ID). ### Claim 14 (depends on 11) The terminal of claim 11, wherein the resource for the initial transmission of the UL data is a first resource among the resources for the repetitive transmissions in case that an RV sequence 0-2-3-1 is configured. ### Claim 15 (depends on 11) The terminal of claim 11, wherein the configuration information further includes offset information for resources of the grant-free transmission, and wherein the offset information is based on a system frame number (SFN) 0. ### Claim 16 A base station (BS) for receiving uplink (UL) data in a wireless communication system, the BS comprising: a transceiver; and a processor configured to: transmit, to a terminal, configuration information for a grant-free UL transmission, the configuration information including information on a number of repetitive transmissions and period information, and receive, from the terminal, an initial transmission of the UL data on a resource, wherein the resource for the initial transmission of the UL data is identified based on a value of an RV associated with the resource among resources for repetitive transmissions in a period, the resource for the initial transmission of the UL data being associated with a redundancy version (RV) value 0, and wherein the resources for the repetitive transmissions are identified based on the configuration information. ### Claim 17 (depends on 16) The BS of claim 16, wherein, in case that an RV sequence 0-0-0-0 being configured, a number of resources for the initial transmission of the UL data among the resources for the repetitive transmissions is predetermined. ### Claim 18 (depends on 16) The BS of claim 16, wherein the processor is further configured to repetitively receive the UL data, and wherein the initial transmission and repetitive transmissions of the UL data are associated with a same hybrid automatic repeat request (HARD) process identifier (ID). ### Claim 19 (depends on 16) The BS of claim 16, wherein the resource for the initial transmission of the UL data is a first resource among the resources for the repetitive transmissions in case that an RV sequence 0-2-3-1 is configured. ### Claim 20 (depends on 16) The BS of claim 16, wherein the configuration information further includes offset information for resources of the grant-free transmission, and wherein the offset information is based on a system frame number (SFN) 0.