REMOTE COMMUNICATION APPARATUS INCLUDING SECURITY FUNCTION AND REMOTE ELECTRIC POWER METERING SYSTEM USING THE SAME
First Claim
1. A remote communication apparatus including a security function, comprising:
- a security algorithm application unit decrypting a receiving signal received from a communication network in the case in which the receiving signal is an encrypted signal and encrypting a transmitting signal to be transmitted to the communication network; and
a protocol unit converting the receiving signal or the receiving signal decrypted by the security algorithm application unit according to a pre-set communication protocol and generating the transmitting signal according to the pre-set communication protocol.
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Accused Products
Abstract
There are provided a remote communication apparatus including a security function and a remote electric power metering system using the same. The remote communication apparatus including a security function includes: a security algorithm application unit decrypting a receiving signal received from a communication network in the case in which the receiving signal is an encrypted signal and encrypting a transmitting signal to be transmitted to the communication network; and a protocol unit converting the receiving signal or the receiving signal decrypted by the security algorithm application unit according to a preset communication protocol and generating the transmitting signal according to the preset communication protocol.
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Citations
7 Claims
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1. A remote communication apparatus including a security function, comprising:
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a security algorithm application unit decrypting a receiving signal received from a communication network in the case in which the receiving signal is an encrypted signal and encrypting a transmitting signal to be transmitted to the communication network; and a protocol unit converting the receiving signal or the receiving signal decrypted by the security algorithm application unit according to a pre-set communication protocol and generating the transmitting signal according to the pre-set communication protocol. - View Dependent Claims (2)
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3. A remote electric power metering system including a security function, comprising:
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a remote metering unit including a first application unit including an application for remote metering, a first protocol unit applying a Device Language Message Specification (DLMS) protocol to first data to be transmitted from the first application unit to a remote watt hour meter and second data transmitted from the remote watt hour meter to the first application unit, and a security algorithm application unit selectively encrypting the first data according to the DLMS protocol and decrypting the second data in the case in which the second data are encrypted data; a first communication modem unit transmitting the first data from the remote metering unit to a communication network and receiving the second data from the communication network to provide the second data to the remote metering unit; the remote watt hour meter including a second application unit including an application for measurement of electric power amount, receiving the first data and generating the second data, a second protocol unit applying the DLMS protocol to the first and second data, and a security algorithm application unit selectively encrypting the second data according to the DLMS protocol and decrypting the first data in the case in which the first data are encrypted data; and a second communication modem unit transmitting the second data from the remote watt hour meter to the communication network and receiving the first data from the communication network to provide the first data to the remote watt hour meter. - View Dependent Claims (4, 5, 6, 7)
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Specification