24-06-2021 дата публикации
Номер: US20210195393A1
Принадлежит:
A method of providing access to IoT resources is provided. The method is performed by a Bluetooth low energy, BLE, tag supporting a Bluetooth wireless technology standard. The method comprises broadcasting a reference to a resource directory comprising reachability information to one or more Internet of Things, IoT, resources and supporting a Constrained Application Protocol, CoAP. A corresponding method performed by a communications device is also provided, and a BLE tag, a communications device, computer programs and computer program products. 1. A method of providing access to IoT resources , the method being performed by a Bluetooth low energy , BLE , tag supporting a Bluetooth wireless technology standard , the method comprising:broadcasting a reference to a resource directory comprising reachability information to one or more Internet of Things, IoT, resources and supporting a Constrained Application Protocol, CoAP.2. The method as claimed in claim 1 , wherein the broadcasting the reference to the resource directory is preceded by a symmetric key exchange process with a communications device.3. The method as claimed in claim 2 , wherein the reference to the resource directory is broadcast using Object Security for CoAP claim 2 , OSCoAP.4. The method as claimed in claim 1 , wherein the BLE tag comprises the resource directory claim 1 , the method comprising:receiving, from a communications device, a request for a list of reachability information to the one or more IoT resources, andproviding in response thereto the list of reachability information to each of one or more IoT resources.5. The method as claimed in claim 1 , wherein the broadcasting comprises only a reference to a resource directory.6. The method as claimed in claim 1 , wherein the reference to the resource directory comprises a Uniform Resource Locator claim 1 , URL.78-. (canceled)9. A Bluetooth low energy claim 1 , BLE claim 1 , tag for providing access to IoT resources claim 1 , the BLE tag- ...
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