# US 2022/0286231 A1 · Infrastructure equipment, wireless telecommunications system and method > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2022/0286231 A1 - Document ID: US20220286231A1 - Status: Published application - Kind: A1 - Application number: 17/750,477 - Filed: 2022-05-23 - Published: 2022-09-08 - Earliest claimed: 2016-09-30 - Assignees: Sony Group Corporation - Applicants: Sony Group Corporation - Inventors: Shin Horng WONG; Martin Warwick BEALE - Web page: https://patentgrep.com/patent/US20220286231A1 ## CPC - H04L 1/1685: {the supervisory signal being transmitted in response to a specific request, e.g. to a polling signal} - H04L 1/1812: Hybrid protocols; Hybrid automatic repeat request [HARQ] - H04L 1/1854: {Scheduling and prioritising arrangements} - H04L 1/1896: {ARQ related signaling} - H04L 5/0044: {Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH} - H04L 5/0055: {Physical resource allocation for ACK/NACK (for physical mapping arrangements in ARQ protocols H04L1/1861)} - H04L 5/0091: {Signalling for the administration of the divided path, e.g. signalling of configuration information} - H04L 5/0092: {Indication of how the channel is divided} - H04L 5/0064: {Rate requirement of the data, e.g. scalable bandwidth, data priority} - H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M) ## Abstract An infrastructure equipment that transmits signals representing data via a wireless access interface to a communications device and receives signals representing data via the wireless access interface from the communications device in accordance with a time divided structure in which the wireless access interface is divided into a plurality of repeating time units. The infrastructure equipment provides, in each of a first plurality of the time units, one of a plurality of control channels each configured to schedule one of a plurality of data channels, and provides, in each of a second plurality of time units of the signal transmitted to the communications device, one of the plurality of data channels, the plurality of data channels being formed of one or more bundles of data channels, wherein the infrastructure equipment transmits a bundle status indicator in one or more of the plurality of control channels. ## Claims ### Claim 1 An infrastructure equipment forming part of a wireless telecommunications system, the infrastructure equipment comprising transmitter circuitry for transmitting signals representing data via a wireless access interface of the wireless telecommunications system to a communications device, receiver circuitry for receiving signals representing data via the wireless access interface from the communications device, and controller circuitry configured to control the transmitter circuitry and the receiver circuitry to transmit and receive signals via the wireless access interface in accordance with a time divided structure in which the wireless access interface is divided into a plurality of repeating time units, to provide, in each of a first plurality of the time units, one of a plurality of control channels each configured to schedule one of a plurality of data channels, and to provide, in each of a second plurality of time units of the signal transmitted to the communications device, one of the plurality of data channels, the plurality of data channels being formed of one or more bundles of data channels, wherein the controller circuitry is configured to control the transmitter circuitry to transmit a bundle status indicator in one or more of the plurality of control channels. ### Claim 2 (depends on 1) The infrastructure equipment according to claim 1, wherein the bundle status indicator transmitted in a control channel comprises an end of bundle indicator indicating that a data channel scheduled by the control channel is the last data channel of one of the one or more bundles of data channels. ### Claim 3 (depends on 1) The infrastructure equipment according to claim 1, wherein the bundle status indicator transmitted in a control channel comprises a start of bundle indicator indicating that a data channel scheduled by the control channel is the first data channel of one of the one or more bundles of data channels. ### Claim 4 (depends on 1) The infrastructure equipment according to claim 1, wherein the bundle status indicator transmitted in a control channel comprises a switch indicator indicating to the communications device that a time unit after a data channel scheduled by the control channel is configured for uplink communication to the infrastructure equipment. ### Claim 5 (depends on 4) The infrastructure equipment according to claim 4, wherein the switch indicator indicates a delay of one or more time units after the data channel before the communications device should begin uplink communication to the infrastructure equipment. ### Claim 6 (depends on 1) The infrastructure equipment according to claim 1, wherein the bundle status indicator transmitted in a control channel comprises a middle of bundle indicator indicating that a data channel scheduled by the control channel is neither the first or last data channel of one of the one or more bundles of data channels. ### Claim 7 (depends on 1) The infrastructure equipment according to claim 1, wherein one of the control channels comprises an indication of a time unit in which the communications device should transmit an acknowledgement of one of the bundles of data channels to the infrastructure equipment. ### Claim 8 (depends on 1) The infrastructure equipment according to claim 1, wherein an order of the one or more bundles of data channels indicates to the communications device that the communications device should transmit an acknowledgement of each of the one or more bundles of data channels during a next available time unit for uplink transmission to the infrastructure equipment in the order of the one or more bundles of data channels. ### Claim 9 A wireless telecommunications system comprising an infrastructure equipment and a communications device, the infrastructure equipment comprising transmitter circuitry for transmitting signals representing data via a wireless access interface of the wireless telecommunications system to the communications device, receiver circuitry for receiving signals representing data via the wireless access interface from the communications device, and controller circuitry configured to control the transmitter circuitry and the receiver circuitry to transmit and receive signals via the wireless access interface in accordance with a time divided structure in which the wireless access interface is divided into a plurality of repeating time units, to provide, in each of a first plurality of the time units, one of a plurality of control channels each configured to schedule one of a plurality of data channels, and to provide, in each of a second plurality of the time units of the signal transmitted to the communications device, one of the plurality of data channels, the plurality of data channels being formed of one or more bundles of data channels, wherein the controller circuitry is configured to control the transmitter circuitry to transmit a bundle status indicator in one or more of the plurality of control channels. ### Claim 10 A method of controlling communications in a wireless telecommunications system comprising an infrastructure equipment, the method comprising providing, in each of a first plurality of time units of a signal transmitted to a communications device, one of a plurality of control channels each configured to schedule one of a plurality of data channels, providing, in each of a second plurality of time units of the signal transmitted to the communications device, one of the plurality of data channels, the plurality of data channels being formed of one or more bundles of data channels, and transmitting a bundle status indicator in one or more of the plurality of control channels. ### Claim 11 (depends on 10) The method of claim 10, wherein the bundle status indicator transmitted in a control channel comprises an end of bundle indicator indicating that a data channel scheduled by the control channel is the last data channel of one of the one or more bundles of data channels. ### Claim 12 (depends on 10) The method of claim 10, wherein the bundle status indicator transmitted in a control channel comprises a start of bundle indicator indicating that a data channel scheduled by the control channel is the first data channel of one of the one or more bundles of data channels. ### Claim 13 (depends on 10) The method of claim 10, wherein the bundle status indicator transmitted in a control channel comprises a switch indicator indicating to the communications device that a time unit after a data channel scheduled by the control channel is configured for uplink communication to the infrastructure equipment. ### Claim 14 (depends on 13) The method of claim 13, wherein the switch indicator indicates a delay of one or more time units after the data channel before the communications device should begin uplink communication to the infrastructure equipment. ### Claim 15 (depends on 10) The method of claim 10, wherein the bundle status indicator transmitted in a control channel comprises a middle of bundle indicator indicating that a data channel scheduled by the control channel is neither the first or last data channel of one of the one or more bundles of data channels. ### Claim 16 (depends on 10) The method of claim 10, wherein one of the control channels comprises an indication of a time unit in which the communications device should transmit an acknowledgement of one of the bundles of data channels to the infrastructure equipment. ### Claim 17 (depends on 10) The method of claim 10, wherein an order of the one or more bundles of data channels indicates to the communications device that the communications device should transmit an acknowledgement of each of the one or more bundles of data channels during a next available time unit for uplink transmission to the infrastructure equipment in the order of the one or more bundles of data channels. ### Claim 18 (depends on 9) The wireless telecommunications system of claim 9, wherein the communications device is configured to detect that a number of time units in which no data has been received from the infrastructure equipment exceeds a predetermined threshold, and to begin, in a predetermined time unit, uplink transmission to the infrastructure equipment. ### Claim 19 (depends on 9) The wireless telecommunications system of claim 9, wherein the communications device is configured to transmit an acknowledgement of each of the one or more bundles of data channels in a communications resource of the wireless access interface which is a function of the number of data channels in the bundle. ### Claim 20 (depends on 9) The wireless telecommunications system of claim 9, wherein the bundle status indicator transmitted in a control channel comprises an end of bundle indicator indicating that a data channel scheduled by the control channel is the last data channel of one of the one or more bundles of data channels.