Device for power line communication, power line communications system, method for operating a device for power line communication and for adapting PLC transmissions to noise

A transmitting device for power line communication to be connected to a power line, the device comprising:

• circuitry configured to:
• receive signals from another device connected to the power line;
• detect data within the received signals, the data describing at least one of timing properties of noise detected at the other device and transmission timing information derived from the detected noise timing properties;
• encode a data stream;
• transmit the encoded data stream to the power line on at least one power line communications channel;
• and
• adapt at least one of parameters for encoding and transmission parameters for transmitting the encoded data stream according to the detected data,
• wherein the at least one of the parameters for encoding and the transmission parameters for transmitting the encoded data adapted according to the detected data comprise at least one of an OFDM symbol duration, a duration of an OFDM interval, a start time for sending an OFDM symbol, and a number of repetitions of a specific OFDM symbol in the transmitted encoded data stream.

A method for operating a device for power line communication connected to a power line, the method comprising:

• measuring noise on the power line;
• detecting timing properties of the noise;
• detecting whether the noise is periodic;
• and
• transmitting at least one of the detected noise timing properties and transmission timing information derived from the detected noise timing properties to at least one other device connected to the power line only if the noise is periodic.

A method for operating a transmitting device for power line communication connected to a power line, the method comprising:

• receiving signals from another device connected to the power line;
• detecting data within the received signals, the data describing at least one of noise timing properties detected at the other device and transmission timing information derived from said detected noise timing properties;
• adapting at least one of parameters for encoding a data stream and transmission parameters for transmitting an encoded data stream according to the detected data;
• encoding a data stream according to the adapted parameters;
• and
• transmitting the encoded data stream to the power line on at least one power line communications channel according to the adapted transmission parameters,
• wherein the transmission timing information includes at least one of an OFDM symbol duration, a duration of an OFDM guard interval, a start time for sending an OFDM symbol, and a number of repetitions of a specific OFDM symbol.

A device for power line communication comprising:

• circuitry configured to:
• receive signals from a power line;
• detect timing properties of noise;
• and
• transmit at least one of the detected noise timing properties and transmission timing information derived from the detected noise timing properties to at least one other device connected to the power line,
• wherein the transmission timing information comprises at least one of an OFDM symbol duration, a duration of an OFDM guard interval, a start time for sending an OFDM symbol, and a number of repetitions of a specific OFDM symbol.

A method for operating a device for power line communication connected to a power line, the method comprising:

• measuring noise on the power line;
• detecting timing properties of the noise;
• and
• transmitting at least one of the detected noise timing properties and transmission timing information derived from the detected noise timing properties to at least one other device connected to the power line,
• wherein the transmission timing information comprises at least one of an OFDM symbol duration, a duration of an OFDM guard interval, a start time for sending an OFDM symbol, and a number of repetitions of a specific OFDM symbol.

A transmitting device for power line communication to be connected to a power line, the device comprising:

• circuitry configured to:
• receive signals from another device connected to the power line;
• detect data within the received signals, the data describing at least one of timing properties of noise detected at the other device and transmission timing information derived from the detected noise timing properties;
• encode a data stream;
• transmit the encoded data stream to the power line on at least one power line communications channel;
• and
• adapt at least one of parameters for encoding and transmission parameters for transmitting the encoded data stream according to the detected data,
• wherein the transmission timing information comprises at least one of an OFDM symbol duration, a duration of an OFDM guard interval, a start time for sending an OFDM symbol, and a number of repetitions of a specific OFDM symbol.