Scattering device on an arrayed waveguide grating
US-8958665-B2 · Feb 17, 2015 · US
US9904535B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9904535-B2 |
| Application number | US-201514853297-A |
| Country | US |
| Kind code | B2 |
| Filing date | Sep 14, 2015 |
| Priority date | Sep 14, 2015 |
| Publication date | Feb 27, 2018 |
| Grant date | Feb 27, 2018 |
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Aspects of the subject disclosure may include, for example, a first network device receiving from a second network device a software, the first network device adjusting operations at the first network device according to the software, the first network device providing a digital signature to the software to generate an adjusted software where the digital signature indicates that the first network device has received the software, and the first network device transmitting, to a third network device, the adjusted software. Other embodiments are disclosed.
Opening claim text (preview).
What is claimed is: 1. A first waveguide system comprising: a processor; and a memory that stores executable instructions that, when executed by the processor, facilitate performance of operations, the operations comprising: receiving, from a second waveguide system, first electromagnetic waves via a transmission medium, wherein the first electromagnetic waves are guided by the transmission medium without utilizing an electrical return path, wherein the first electromagnetic waves are within a non-optical frequency range, wherein the first electromagnetic waves convey data, wherein the data comprises software, wherein the software is received by the first waveguide system from the second waveguide system without being received directly from a network source server that originated the software, wherein a hierarchical configuration of the first waveguide system and the second waveguide system is dynamically organized such that the second waveguide system is designated as a root node, for distribution of the software, for a group of non-edge elements comprising the first waveguide system; and adjusting operations at the first waveguide system utilizing the software. 2. The first waveguide system of claim 1 , wherein the operations further comprise: transmitting, to a third waveguide system, second electromagnetic waves via the transmission medium, wherein the second electromagnetic waves are guided by the transmission medium without utilizing the electrical return path, wherein the second electromagnetic waves have the non-optical frequency range, wherein the second electromagnetic waves convey the data; and providing a digital signature to the data being transmitted to the third waveguide system, wherein the digital signature indicates that the first waveguide system has received the software. 3. The first waveguide system of claim 2 , wherein the software comprises a software update associated with existing software at the first waveguide system, wherein the data received from the second waveguide system includes another digital signature indicating that the second waveguide system received the software update. 4. The first waveguide system of claim 2 , wherein the first waveguide system is an adjacent node to the second waveguide system and to the third waveguide system, and wherein the adjusting of the operations at the first waveguide system comprises adjusting an operating system of the first waveguide system according to the software. 5. The first waveguide system of claim 2 , wherein the group of non-edge elements further comprises the third waveguide system. 6. The first waveguide system of claim 1 , wherein the operations further comprise: determining an applicability of the software to the operations of the first waveguide system, wherein the adjusting of the operations at the first waveguide system is responsive to a determination that the software is applicable to the operations of the first waveguide system. 7. The first waveguide system of claim 1 , wherein the operations further comprise: transmitting, to the second waveguide system, second electromagnetic waves via the transmission medium, wherein the second electromagnetic waves are guided by the transmission medium without utilizing the electrical return path, wherein the second electromagnetic waves have the non-optical frequency range, wherein the second electromagnetic waves convey an update request, wherein the receiving of the software is responsive to the transmitting of the update request. 8. The first waveguide system of claim 1 , wherein the first waveguide system and the second waveguide system are adjacent nodes in a wired network comprising power lines that are the transmission medium, and wherein the second waveguide system receives the data from the network source server that originated the software. 9. A method comprising: dynamically organizing a hierarchical configuration of a first waveguide system and a second waveguide system such that the second waveguide system is designated as a root node, for distribution of software, for a group of non-edge elements comprising the first waveguide system; authenticating, by the first waveguide system, the second waveguide system according to authentication information received from the second waveguide system; responsive to an authentication of the second waveguide system, receiving, by the first waveguide system from the second waveguide system, the software; adjusting operations at the first waveguide system according to the software; providing, by the first waveguide system, a digital signature to the software to generate an adjusted software, wherein the digital signature indicates that the first waveguide system has received the software; and transmitting, to a third waveguide system, the adjusted software. 10. The method of claim 9 , wherein the first, second and third waveguide systems transmit and receive electromagnetic waves at a physical interface of a transmission medium, wherein the electromagnetic waves are guided by the transmission medium without utilizing an electrical return path, wherein the electromagnetic waves are within a non-optical frequency range, and wherein the authentication information, the software and the adjusted software are conveyed via the electromagnetic waves. 11. The method of claim 9 , wherein the first waveguide system is an adjacent node to the second and third waveguide systems, and wherein the method further comprises: authenticating, by the first waveguide system, a fourth waveguide system according to other authentication information received from the fourth waveguide system; responsive to another authentication of the fourth waveguide system, receiving, by the first waveguide system from the fourth waveguide system, a second software; and comparing the second software with the software; wherein the adjusting of the operations at the first waveguide system according to the software is responsive to a determination that the software is a later version than the second software. 12. The method of claim 9 , further comprising: transmitting, by the first waveguide system, an update request to the group of non-edge elements including a fourth waveguide system, wherein the transmitting of the update request does not include providing the update request to a network source server that originated the software; and determining, by the first waveguide system, a latest version of the software being stored by each of the group of non-edge elements, wherein the receiving of the software is responsive to a determination that the second waveguide system has a latest version of the software. 13. The method of claim 9 , wherein the software comprises a software update associated with existing software at the first waveguide system, and wherein the method further comprises determining an applicability of the software update to the operations of the first waveguide system, wherein the adjusting of the operations at the first waveguide system is responsive to a determination that the software update is applicable to the operations of the first waveguide system, and wherein the adjusting of the operations at the first waveguide system comprises adjusting an operating system of the first waveguide system according to the software. 14. The method of claim 9 , further comprising: identifying a plurality of waveguide systems from a plurality of digital signatures included with the software, wherein the plurality of digital signatures includes a second digital signature of the second waveguide system; and comparing the plurality of waveguide systems to expected waveguide s
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