System and method for remote controlling and monitoring electric home appliances
First Claim
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1. A system for remote controlling and monitoring a home appliance, comprising:
- a first home appliance having a master function, the master function being provided to the first home appliance;
at least one second home appliance having a slave function, wherein the master function is configured to control the slave function; and
a communication line path for communication to a next second home appliance only after transmitting at least one packet to the second home appliance and receiving a reply of the at least one packet from the second home appliance,wherein the first home appliance reads information of the second home appliance to set communication speed and packet length corresponding to the information, wherein if the amount of the data is more than a preset amount, then the packet is constituted by being divided and the communication speed is adjusted.
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Abstract
A system for remote controlling and monitoring a home appliance includes a first home appliance having a master function, at least one second home appliance having a slave function, and a communication line path for communication only between the first home appliance and at least one of the second home appliances. The master function is configured to control the slave function.
20 Citations
9 Claims
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1. A system for remote controlling and monitoring a home appliance, comprising:
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a first home appliance having a master function, the master function being provided to the first home appliance; at least one second home appliance having a slave function, wherein the master function is configured to control the slave function; and a communication line path for communication to a next second home appliance only after transmitting at least one packet to the second home appliance and receiving a reply of the at least one packet from the second home appliance, wherein the first home appliance reads information of the second home appliance to set communication speed and packet length corresponding to the information, wherein if the amount of the data is more than a preset amount, then the packet is constituted by being divided and the communication speed is adjusted. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A method for remote controlling and monitoring a home appliance, in which a system and a method for remote controlling and monitoring a home appliance are provided with a first home appliance, a second home appliance, and a communication line path for communication between the first and second home appliances, comprising:
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having a first home appliance perform processes of reading information of the second home appliance to set communication speed and packet length corresponding to the information, constituting a user command as a first packet with the preset length, and transmitting the first packet to a second home appliance at the preset speed; having the second home appliance corresponding to the first packet perform processes of receiving the first packet, checking an error, performing the command of the first packet and constituting a second packet of ACK if an error is not found in the first packet and constituting the second packet of NAK if an error is found in the first packet, and transmitting the constituted second packet to only the first home appliance; and having the first home appliance perform processes of checking whether the second packet is received, and transmitting the next packet or re-transmitting the first packet according to a result obtained from said checking, wherein the first home appliance is configured to start communication with a next second home appliance only after transmitting the first packet to the second home appliance and receiving the second packet from the second home appliance, wherein if the amount of the user command data is more than a preset amount, then the first packet is constituted by being divided and the communication speed is adjusted. - View Dependent Claims (8, 9)
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Specification