Device abstraction system and method for a distributed-architecture heating, ventilation and air conditioning system
First Claim
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1. An HVAC data processing and communication network, comprising:
- a system device coupled to a data bus by a first physical layer interface and including;
an HVAC component configured to provide an HVAC service; and
a local controller configured to locally store feature or parameter data related to an operation of said system device; and
a subnet controller coupled to said data bus by a second physical layer interface and configured to publish a first message via said data bus directing said system device to publish to said data bus a second message including said feature or parameter data.
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Abstract
The disclosure provides an HVAC data processing and communication network and a method of manufacturing the same. In an embodiment, the network includes a system device and a subnet controller. The system device is coupled to a data bus and configured to locally store feature or parameter data related to an operation of the system device. The subnet controller is configured to publish a message via the data bus directing the device to publish a message including the feature or parameter data to the network.
846 Citations
20 Claims
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1. An HVAC data processing and communication network, comprising:
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a system device coupled to a data bus by a first physical layer interface and including; an HVAC component configured to provide an HVAC service; and a local controller configured to locally store feature or parameter data related to an operation of said system device; and a subnet controller coupled to said data bus by a second physical layer interface and configured to publish a first message via said data bus directing said system device to publish to said data bus a second message including said feature or parameter data. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A method of manufacturing an HVAC data processing and communication network, comprising:
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configuring a system device coupled to a data bus to provide an HVAC service from an HVAC component, and to locally store feature or parameter data related to an operation of said system device; and configuring a subnet controller to publish a first message via said data bus directing said system device to publish to said data bus a second message including said feature or parameter data. - View Dependent Claims (9, 10, 11, 12, 13, 14)
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15. A system for storing information about attached devices in an HVAC data processing and communication network, the system comprising:
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at least one system device coupled to a data bus by a first physical layer interface and including an HVAC component configured to provide an HVAC service; and a user interface having a second physical layer interface, said user interface being coupled to said at least one device via said data bus, wherein said at least one system device is configured to store feature or parameter data and to publish to said data bus said feature or parameter data upon command by said user interface. - View Dependent Claims (16, 17, 18, 19, 20)
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Specification