Abstract: A device (150) is arranged on a source side of a wireless link (50) and receives data traffic from one or more source devices (201, 202, 203). The device (150) forwards the data traffic via the wireless link (50) and via a further device (11), which is arranged on a destination side of the wireless link (50), towards one or more destination devices (21, 22, 23, 24). The device (150) receives redundancy information from the further device (11). The redundancy information indicates redundant payload which is common to multiple data frames in the data traffic forwarded by the device (150). Based on the redundancy information, the device (150) removes the indicated redundant payload from at least a part of the data traffic to be forwarded by the device (150).

Abstract: A technique for performing Quality of Service, QoS, control regarding control messages communicated from a robot controller to a robot via a mobile communication network in a cloud robotics system is disclosed. A method implementation of the technique comprises triggering applying a mapping of control messages communicated from the robot controller to the robot to QoS classes among a plurality of data session related QoS classes supported by the mobile communication network for transmission of traffic via the mobile communication network, wherein each of the control messages is mapped to a respective QoS class depending on a Quality of Control, QoC, tolerance associated with the respective control message.

Abstract: A method is provided for operating a resource reservation entity configured to reserve radio resources in a cellular network for user entities connected to the cellular network, the user entities comprising a first user entity connected to a robotic device, and a second user entity not connected to any robotic device, the method including: receiving a first message indicating future resource needs as needed by the first user entity to control a first task to be carried out by the robotic, reserving the radio resources for the user entities, wherein in the reserving, a priority assigned to the first user entity is increased for duration of a first time period relative to the priority assigned to the second user entity, and the priority assigned to the first user entity in the first time period is higher than the priority assigned to the second user entity.

Abstract: The invention relates to a method for controlling a robotic device (50) with modified control commands transmitted over a wireless network, wherein the robotic device (50) comprises a plurality of joints (53), wherein each joint represents one degree of freedom of the robotic device, the method comprising at a trajectory modification entity (100): -determining a load of the wireless network (30), -receiving a plurality of control commands controlling a planned trajectory of the robotic device (50) from a robotic control entity (70), each of the control commands configured to control one degree of freedom of a first number of degrees of freedom addressed by the plurality of control commands, -determining a reduced number of degrees of freedom for the modified control commands smaller than the first number based on the determined load, -determining the modified control commands based on the reduced number of degrees of freedom, wherein the modified control commands address a limited number of degrees of freedom

Abstract: A technique for providing reliable control of a robot (304) in a cloud robotics system (300) is disclosed. A computing unit configured to execute a concealment component (100) for concealing delayed or lost commands sent to the robot (304) by a robot controller (302) in the cloud robotics system (300) comprises at least one processor and at least one memory, wherein the at least one memory contains instructions executable by the at least one processor such that the concealment component (100) is operable to detect a missing command expected to be received by the robot (304) from the robot controller (302), the missing command detected based on a delay or loss of the command in a communication path between the robot (304) and the robot controller (302), generate a substitutional command corresponding to an expected instruction of the missing command, and send the substitutional command to the robot (304).

Abstract: We generally describe a method comprising: processing (S602) data relating to a path of movement of a robotic device (122) comprising or coupled to a sensor (124) in radio communication with a cloud platform (112); and updating (S604), based on the processed data, the path of movement to improve the radio communication.

Abstract: A device (150) is arranged on a source side of a wireless link (50) and receives data traffic from one or more source devices (201, 202, 203). The device (150) forwards the data traffic via the wireless link (50) and via a further device (11), which is arranged on a destination side of the wireless link (50), towards one or more destination devices (21, 22, 23, 24). The device (150) receives redundancy information from the further device (11). The redundancy information indicates redundant payload which is common to multiple data frames in the data traffic forwarded by the device (150). Based on the redundancy information, the device (150) removes the indicated redundant payload from at least a part of the data traffic to be forwarded by the device (150).

Abstract: The invention relates to a method for operating an orchestration entity (100) configured to control a plurality of control entities (50-53), wherein each of the plurality of control entities controls a device (20-24) with control commands transmitted over a cellular network (70), the method comprising: —determining a number of active control entities (50-53), —determining a number of devices (20-24) controlled by each of the active control entities, —determining, for each of the active control entities, a command cycle between consecutive control commands transmitted by the corresponding control entity over the cellular network to each of the devices under its control, —determining, for each of the active control entities, at least one start time when the corresponding control entity (50-53) should start transmitting the control commands to each of the devices under its control, —transmitting the at least one start time to each of the control entities.

Abstract: An apparatus for selecting a transmission mode for wirelessly transmitting a message comprising control information for robotic device control is provided. The apparatus is configured to compare a current message with a previous message to identify a change in the control information, and to select one of a normal transmission mode and a robust transmission mode, wherein the robust transmission mode is selected if a change in the control information is identified. In another variant, the apparatus is configured to obtain a count of consecutively not correctly received messages, and to select one of a normal transmission mode and a robust transmission mode based on the obtained count, wherein the robust transmission mode is selected if the count equals or approaches a threshold. The apparatus is also configured to trigger wireless transmission of the current message with the selected transmission mode.

Abstract: A controller for controlling wireless command transmission to a robotic device is presented, wherein the robotic device is capable of selectively performing a collaborative task with another entity and a non-collaborative task. The controller is configured to identify if a task to be performed by the robotic device is a collaborative or non-collaborative task, and to trigger a setting of at least one transmission parameter for a wireless command transmission to have the robotic device perform the task, wherein the setting is dependent on whether the task to be performed is a collaborative or a non-collaborative task.

Abstract: The present disclosure relates to delivery of data traffic over a wireless connection. In more particular, it relates to methods, a tunneling unit (208), and system for emulating wired connectivity between two or more robot devices (202, 204) and a controller (222). Buffering (212) of data frames, from two or more robot devices, received up-streams a wireless access network (206) is performed. Based on the time-stamps extracted (210) from data frames a relative time offset is determined for the two or more robot devices. Buffered uplink frames are forwarded (216) to the controller in a pre-define order, enabling using the relative time offset when forwarding downlink frames (232), being received over the wireless access network (206), to said two or more robot devices, such the that the downlink frames reach each one of two or more robot devices simultaneously. A deterministic delivery of data frames over a wireless connection is provided.

Abstract: A system (1) for emulating remote control of a physical robot (5) via a wireless network (11) is disclosed. The system comprises a control module (2) for determining a trajectory for the physical robot and generating trajectory control data that comprises velocity data and positional data based on the determined trajectory. The system further comprises a first control loop (3), comprising a first feed forward controller (4). The first feed forward controller is configured to receive the trajectory control data, send, via the wireless network (11), and a first velocity command to a first control interface of the physical robot (5). The first velocity command is based on the trajectory data. The first feed forward controller (4) is further configured to receive, via the wireless network, a first set of sensor data from physical robot.

Abstract: A technique for providing status information relating to a wireless data transmission that is used to control an industrial process by a remote controller is presented, wherein the remote controller is coupled to a field device of the industrial process via a wireless communication network supporting the wireless data transmission. An apparatus implementation of the technique comprises a first interface configured to be coupled to one of a user equipment, a radio access network and a core network of the wireless communication network, and a second interface compliant with an industrial process communication protocol used for communication between the remote controller and the at least one first field device. The apparatus is configured to receive the status information via the first interface and provide the status information, or information derived therefrom, via the second interface towards the remote controller.

Abstract: A robot controller for controlling a robotic device within a robot cell including multiple robotic devices is presented. The controller is configured to wirelessly receive control data comprising cell state data indicative of a current state of the robot cell. The control data are received via one of a broadcast and a multicast transmission directed to the multiple robotic devices in the robot cell.

Abstract: A node for wirelessly controlling devices of a collaborative device group in an industrial infrastructure. The node includes: an inspection unit configured to identify a packet data flow of packet data to be transmitted by the node to one of the devices of the collaborative device group to control the corresponding, respective device; and a scheduling unit coupled to the inspection unit. The scheduling unit is configured to schedule transmission of the packet data to the corresponding, respective device based on the identification, by the inspection unit, of the packet data flow.

Abstract: We generally describe a method comprising: processing (S602) data relating to a path of movement of a robotic device (122) comprising or coupled to a sensor (124) in radio communication with a cloud platform (112); and updating (S604), based on the processed data, the path of movement to improve the radio communication.

Abstract: We generally describe a system (100) for antenna beam selection in a radio access network. The system (100) comprises a measurement module (102) which is configured to obtain channel quality measurements of a plurality of beams usable to serve a user equipment (112) in the 5G radio access network. The system (100) further comprises a training module (104) coupled to the measurement module (102), wherein the training module (104) is configured to generate a machine learning model based on the channel quality measurements. The system (100) further comprises a prediction module (106) coupled to the training module (104), wherein the prediction module (106) is configured to receive the machine learning model from the training module (104), and select, based on the machine learning model, one of the plurality of beams used to serve the user equipment (112).

Abstract: A robotic device control system is described. The robotic device control system includes: a radio base station for wireless communication with a robotic device; a beamforming controller coupled or integral to the radio base station for controlling beamforming between the radio base station and the robotic device; and a robotic device controller coupled to the beamforming controller, wherein the robotic device controller is configured to control the robotic device via the radio base station; wherein the robotic device control system is configured to provide an instruction, derived by the robotic device control system based on radio beam propagation information of the wireless communication between the radio base station and the robotic device, to the beamforming controller for controlling beamforming between the radio base station and the robotic device.

Abstract: A controller for controlling wireless command transmission to a robotic device is described. The controller is configured to obtain an action that is to be performed by a robotic device and to determine a quality of control, QoC, level that is associated with the action. The controller is further configured to trigger a setting of at least one transmission parameter for a wireless transmission of a command pertaining to the action. The transmission parameter setting is dependent on the QoC level determined for the action.

Abstract: The present disclosure relates to delivery of data traffic over a wireless connection. In more particular, it relates to methods, a tunneling unit (208), and system for emulating wired connectivity between two or more robot devices (202, 204) and a controller (222). Buffering (212) of data frames, from two or more robot devices, received up-streams a wireless access network (206) is performed. Based on the time-stamps extracted (210) from data frames a relative time offset is determined for the two or more robot devices. Buffered uplink frames are forwarded (216) to the controller in a pre-define order, enabling using the relative time offset when forwarding downlink frames (232), being received over the wireless access network (206), to said two or more robot devices, such the that the downlink frames reach each one of two or more robot devices simultaneously. A deterministic delivery of data frames over a wireless connection is provided.