# US 10,484,975 B2 · Method and apparatus for transmission and reception of multiple timing transmission schemes in wireless cellular communication system > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,484,975 B2 - Document ID: US10484975B2 - Status: Granted - Kind: B2 - Application number: 15/729,233 - Filed: 2017-10-10 - Published: 2018-04-12 - Granted: 2019-11-19 - Earliest claimed: 2016-10-10 - Assignees: Samsung Electronics Co., Ltd. - Applicants: Samsung Electronics Co., Ltd. - Inventors: Jeongho Yeo; Jinyoung Oh; Sungjin Park; Juho Lee - Web page: https://patentgrep.com/patent/US10484975B2 ## CPC - H04W 72/20: Control channels or signalling for resource management - H04L 1/1854: {Scheduling and prioritising arrangements} - H04L 1/1887: {Scheduling and prioritising arrangements} - H04L 1/1896: {ARQ related signaling} - H04W 56/0005: {synchronizing of arrival of multiple uplinks} - H04W 72/04: Wireless resource allocation - H04W 88/02: Terminal devices - H04W 88/08: Access point devices - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) - H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M) ## Abstract A communication method and system for converging a 5G communication system supports higher data rates beyond a 4G system with IoT technology. 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 provides a method for transmission and reception between a base station and a terminal, which can transmit a HARQ-ACK feedback of downlink data or uplink data in various or multiple timings, in accordance with a TA value and a fallback mode. ## Claims ### Claim 1 A method for a base station in a wireless communication system, the method comprising: transmitting, to a terminal, a configuration message for setting a transmission type of the terminal to a first transmission type, wherein the transmission type includes the first transmission type and a second transmission type which are determined based on a transmission time interval; identifying whether a timing advance value of the terminal is smaller than a predetermined value; transmitting, to the terminal, control information associated with the first transmission type in a first search space, based on the timing advance value of the terminal being smaller than the predetermined value; and transmitting, to the terminal, control information associated with the second transmission type in a second search space based on the timing advance value of the terminal being larger than the predetermined value. ### Claim 2 (depends on 1) The method of claim 1, wherein the first search space is a terminal-specific search space, and wherein the second search space is a common search space. ### Claim 3 (depends on 1) The method of claim 1, wherein the first transmission type includes the transmission time interval of a first time, wherein the second transmission type includes at least one transmission using the transmission time interval of a second time that is longer than the first time, and wherein a transmission of an uplink signal based on the first transmission type is faster than a transmission of the uplink signal based on the second transmission type, the uplink signal being transmitted in response to a downlink signal. ### Claim 4 (depends on 1) The method of claim 1, wherein the configuration message is a radio resource control (RRC) message. ### Claim 5 (depends on 1) The method of claim 1, wherein the transmission type of the terminal is determined based on the timing advance value of the terminal. ### Claim 6 A method for a terminal in a wireless communication system, the method comprising: receiving, from a base station, a configuration message for setting a transmission type of the terminal to a first transmission type, wherein the transmission type includes the first transmission type and a second transmission type which are determined based on a transmission time interval; identifying whether a timing advance value of the terminal is smaller than a predetermined value; monitoring control information associated with the first transmission type in a first search space, based on the timing advance value of the terminal being smaller than the predetermined value; and monitoring control information associated with the second transmission type in a second search space, based on the timing advance value of the terminal being larger than the predetermined value. ### Claim 7 (depends on 6) The method of claim 6, wherein the first transmission type includes the transmission time interval of a first time, wherein the second transmission type includes the transmission time interval of a second time that is longer than the first time, and wherein a transmission of an uplink signal based on the first transmission type is faster than a transmission of the uplink signal based on the second transmission type, the uplink signal being transmitted in response to a downlink signal. ### Claim 8 (depends on 6) The method of claim 6, wherein the first search space is a terminal-specific search space, and wherein the second search space is a common search space. ### Claim 9 A base station in a wireless communication system comprising: a transceiver configured to transmit and receive signals; and at least one processor configured to: transmit, via the transceiver to a terminal, a configuration message for setting a transmission type of the terminal to a first transmission type, wherein the transmission type includes the first transmission type and a second transmission type which are determined based on a transmission time interval; identify whether a timing advance value of the terminal is smaller than a predetermined value; transmit, via the transceiver to the terminal, control information associated with the first transmission type in a first search space, based on the timing advance value of the terminal being smaller than the predetermined value; and transmit, via the transceiver to the terminal, control information associated with the second transmission type in a second search space based on the timing advance value of the terminal being larger than the predetermined value. ### Claim 10 (depends on 9) The base station of claim 9, wherein the first search space is a terminal-specific search space, and wherein the second search space is a common search space. ### Claim 11 (depends on 9) The base station of claim 9, wherein the first transmission type includes the transmission time interval of a first time, wherein the second transmission type includes at least one transmission using the transmission time interval of a second time that is longer than the first time, and wherein a transmission of an uplink signal based on the first transmission type is faster than a transmission of the uplink signal based on the second transmission type, the uplink signal being transmitted in response to a downlink signal. ### Claim 12 (depends on 9) The base station of claim 9, wherein the configuration message is a radio resource control (RRC) message. ### Claim 13 (depends on 9) The base station of claim 9, wherein the at least one processor is configured to determine the transmission type of the terminal based on the timing advance value of the terminal. ### Claim 14 A terminal in a wireless communication system comprising: a transceiver configured to transmit and receive signals; and at least one processor configured to: receive, via the transceiver from a base station, a configuration message for setting a transmission type of the terminal to a first transmission type, wherein the transmission type includes the first transmission type and a second transmission type which are determined based on a transmission time interval; identify a timing advance value of the terminal; monitor control information associated with the first transmission type in a first search space, based on the timing advance value of the terminal being smaller than a predetermined value; and monitor control information associated with the second transmission type in a second search space, based on the timing advance value of the terminal being larger than the predetermined value. ### Claim 15 (depends on 14) The terminal of claim 14, wherein the first transmission type includes the transmission time interval of a first time, wherein the second transmission type includes at least one transmission using the transmission time interval of a second time that is longer than the first time, and wherein a transmission of an uplink signal based on the first transmission type is faster than a transmission of the uplink signal based on the second transmission type, the uplink signal being transmitted in response to a downlink signal. ### Claim 16 (depends on 14) The terminal of claim 14, wherein the first search space is a terminal-specific search space, and wherein the second search space is a common search space.