# US 2022/0284369 A1 · Evaluation system for users in a worksite > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2022/0284369 A1 - Document ID: US20220284369A1 - Status: Published application - Kind: A1 - Application number: 17/608,879 - Filed: 2020-05-06 - Published: 2022-09-08 - Earliest claimed: 2019-05-07 - Assignees: Mafic Limited - Applicants: Mafic Limited - Inventors: William Jeffrey Simon WOODHEAD; Adrian Roy CUNLIFFE - Web page: https://patentgrep.com/patent/US20220284369A1 ## CPC - G06Q 10/06316: {Sequencing of tasks or work} - G06Q 10/06398: {Performance of employee with respect to a job function} - A42B 3/046: {Means for detecting hazards or accidents} - G06Q 10/063114: {Status monitoring or status determination for a person or group} - G06Q 10/0635: Risk analysis of enterprise or organisation activities - G06Q 10/06395: {Quality analysis or management} - G06Q 50/04: Manufacturing - Y02P 90/30: Computing systems specially adapted for manufacturing - G06Q: INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR - A42B: HATS; HEAD COVERINGS (headbands A41D20/00; head-scarves A41D23/00) - Y02P: CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS ## Abstract Disclosed herein is a worksite evaluation system for evaluating a plurality of users in a worksite comprising a plurality of data capture devices and an activity determination system configured to determine activity data of a user in dependence on the user's user data, wherein the activity determination system determines the activity data by using an activity classification algorithm, wherein the activity classification algorithm is trained to recognise a plurality of specific movement signatures of a user's head, with each specific movement signature corresponding to a different activity being performed. Each data capture device is disposed within a respective helmet for wearing by a respective user, wherein each data capture device is configured to obtain user data. Each data capture device comprises an inertial measurement unit configured to obtain motion data of a respective user's head as part of the user data; and a communication unit configured to transmit data dependent on the user data from the data capture device to a remote processing system. ## Claims ### Claim 1 A worksite evaluation system for evaluating a plurality of users in a worksite comprising: a plurality of data capture devices, each data capture device being disposed within a respective helmet for wearing by a respective user, wherein each data capture device is configured to obtain user data, wherein each data capture device comprises: an inertial measurement unit configured to obtain motion data of a respective user's head as part of the user data; and a communication unit configured to transmit data dependent on the user data from the data capture device to a remote processing system; and an activity determination system configured to determine activity data of a user in dependence on the user's user data, wherein the activity determination system determines the activity data by using an activity classification algorithm, wherein the activity classification algorithm is trained to recognise a plurality of specific movement signatures of a user's head, with each specific movement signature corresponding to a different activity being performed. ### Claim 2 (depends on 1) The worksite evaluation system of claim 1, wherein each data capture device comprises a respective processor unit, each processor unit comprising an activity determination system; wherein the activity data generated by each activity determination system is transmitted to the remote processing system. ### Claim 3 (depends on 1) The worksite evaluation system of claim 1, wherein the remote processing system comprises the activity determination system; wherein the remote processing system is configured to determine activity data of each of the plurality of users. ### Claim 4 (depends on 1) The worksite evaluation system of claim 1, wherein the processing system is configured to determine an amount of work completed in dependence on the activity data of each of the users. ### Claim 5 (depends on 1) The worksite evaluation system of claim 1, wherein the processing system is configured to determine an amount of work completed in dependence on the activity data of each of the users, and wherein the amount of work completed is determined in dependence on a number of activity events determined in dependence on the activity data, each activity event corresponding to an instance of an activity being performed. ### Claim 6 (depends on 1) The worksite evaluation system of claim 1, wherein the processing system is configured to determine an amount of work completed in dependence on the activity data of each of the users, and wherein the amount of work completed is determined in dependence on a stage of the project, wherein the stage of the project is determined in dependence on a stage determination algorithm trained to recognise the stage of a project in dependence on the activity data from a plurality of the users. ### Claim 7 (depends on 1) The worksite evaluation system of claim 1, wherein the processing system is configured to determine an amount of work completed in dependence on the activity data of each of the users, and wherein the processing system is further configured to determine a degree of project completion in dependence on the amount of work completed. ### Claim 8 (depends on 1) The worksite evaluation system of claim 1, wherein each data capture device comprises a location unit configured to obtain location data of the data capture device as part of the obtained user data. ### Claim 9 (depends on 1) The worksite evaluation system of claim 1, wherein each data capture device comprises a location unit configured to obtain location data of the data capture device as part of the obtained user data, and wherein the location unit includes an ultra-wideband unit configured to obtain location data based on signals from a plurality of ultra-wideband nodes. ### Claim 10 (depends on 1) The worksite evaluation system according to claim 1, wherein the remote processing system comprises: one or more wireless gateways configured to communicate with a plurality of data capture devices and receive the data from each of the plurality of data capture devices, a local server configured to receive the data from the one or more wireless gateways, and a processing server configured to make determinations in dependence on the received data. ### Claim 11 (depends on 1) The worksite evaluation system according to claim 1, further comprising a plurality of docking stations for the plurality of helmets, each docking station being configured to receive a respective helmet. ### Claim 12 (depends on 1) The worksite evaluation system according to claim 1, further comprising a plurality of docking stations for the plurality of helmets, each docking station being configured to receive a respective helmet, and wherein each docking station comprises an induction coil for wirelessly charging the data capture device of a respective helmet when docked in the docking station. ### Claim 13 (depends on 1) The worksite evaluation system according to claim 1, wherein each helmet includes an energy harvesting device configured to harvest energy from at least one of: solar energy, thermal energy, kinetic energy and radio-frequency energy. ### Claim 14 (depends on 1) The worksite evaluation system according to claim 1, wherein the communication unit of each data capture device includes a mesh networking module to enable direct communication between a first helmet of the plurality of helmets and a second helmet of the plurality of helmets. ### Claim 15 (depends on 1) The worksite evaluation system according to claim 1, wherein the processing system is configured to monitor a user's exposure to a predetermined metric in dependence on the activity data, and to notify the user when a threshold metric exposure amount has been exceeded. ### Claim 16 (depends on 1) The worksite evaluation system according to claim 1, wherein the processing system is configured to monitor a user's exposure to a predetermined metric in dependence on the activity data, and to notify the user when a threshold metric exposure amount has been exceeded, and wherein the predetermined metric is hand and arm vibration. ### Claim 17 (depends on 1) The worksite evaluation system of claim 1, wherein the processing system is configured to identify users' slips and trips in dependence on the activity data, and generate a profile of risks in dependence the users' slips and trips. ### Claim 18 A worksite evaluation method for evaluating a plurality of users in a worksite comprising: obtaining user data from each of a plurality of data capture devices, each data capture device being disposed within a respective helmet for wearing by a respective user, wherein obtaining the user data comprises obtaining motion data of the respective user's head; determining activity data of each user in dependence on the user data, wherein determining activity data comprises using an activity classification algorithm trained to recognise a plurality of specific movement signatures of a user's head, with each specific movement signature corresponding to a different activity being performed. ### Claim 19 (depends on 18) The worksite evaluation method of claim 18, further comprising transmitting data dependent on the user data from each of the plurality of data capture devices to a remote processing system, wherein the step of determining activity data is performed by the remote processing system, wherein the remote processing system determines the activity data of each of the plurality of users. ### Claim 20 (depends on 18) The worksite evaluation method of claim 18, wherein the step of determining activity data is performed by each of the plurality of data capture devices, each data capture device determining the activity data of its respective user in dependence on the user data obtained by said data capture device, further comprising the step of transmitting data dependent on the user data, including the activity data, from each of the plurality of data capture devices to a remote processing system. ### Claim 21 (depends on 18) The worksite evaluation method of any claim 18, further comprising a step of determining an amount of work completed in dependence on the activity data of each of the users. ### Claim 22 (depends on 18) The worksite evaluation method of claim 18, further comprising a step of determining an amount of work completed in dependence on the activity data of each of the users, and wherein determining the amount of work completed is performed in dependence on a number of activity events determined in dependence on the activity data, each activity event corresponding to an instance of an activity being performed. ### Claim 23 (depends on 18) The worksite evaluation method of claim 18, further comprising a step of determining an amount of work completed in dependence on the activity data of each of the users, and wherein determining the amount of work completed is performed in dependence on a stage of the project, wherein determining the stage of the project is performed in dependence on a stage determination algorithm trained to recognise the stage of a project in dependence on the activity data from a plurality of the users. ### Claim 24 (depends on 18) The worksite evaluation method of claim 18, further comprising a step of determining an amount of work completed in dependence on the activity data of each of the users, and further comprising determining a degree of project completion in dependence on the amount of work completed. ### Claim 25 (depends on 18) The worksite evaluation method of claim 18, further comprising monitoring a user's exposure to a predetermined metric in dependence on the activity data, and notifying the user when a threshold metric exposure amount has been exceeded. ### Claim 26 (depends on 18) The worksite evaluation method of claim 18, further comprising monitoring a user's exposure to a predetermined metric in dependence on the activity data, and notifying the user when a threshold metric exposure amount has been exceeded wherein the predetermined metric is hand and arm vibration. ### Claim 27 (depends on 18) The worksite evaluation method of claim 18, further comprising identifying users' slips and trips in dependence on the activity data, and generating a profile of risks in dependence the users' slips and trips.