Systems and methods for increasing the effectiveness of digital pre-distortion in electronic communications

A communication system to manage pre-distortion procedures, comprising:

• a transmission chain comprising a power amplifier, said transmission chain is associated with a level of analog gain that is configurable by said communication system;
• a modulator to feed said transmission chain with a transmission signal having a level of power that is configurable by said communication system;
• wherein said communication system finds, records, and uses sets of pre-distortion parameters in conjunction with a pre-distortion procedure, each said set of pre-distortion parameters specifically counters distortions produced in said power amplifier by a specific combination of said level of power and said level of analog gain;
• a memory configuration to facilitate recording and extraction of said sets of pre-distortion parameters, each set of pre-distortion parameters in association with a specific combination of said level of power and said level of analog gain,
• wherein said memory configuration comprises at least first and second records;
• said first record comprising:
• (i) a first index entry describing a combination of a first of said levels of power and a first of said levels of analog gain,
• (ii) a first record entry describing a first of said sets of pre-distortion parameters previously found to specifically counter distortions produced by a specific combination of said first level of power and said first level of analog gain, and
• said second record comprising:
• (i) a second index entry describing a combination of a second of said levels of power and a second of said levels of analog gain, and
• (ii) a second record entry describing a second of said sets of pre-distortion parameters previously found to specifically counter distortions produced by a specific combination of said second level of power and said second level of analog gain.

A communication system to manage pre-distortion procedures, comprising:

• a transmission chain comprising a power amplifier, said transmission chain is associated with a level of analog gain that is configurable by said communication system;
• a modulator to feed said transmission chain with a transmission signal having a level of power that is configurable by said communication system;
• wherein said communication system finds, records, and uses sets of pre-distortion parameters in conjunction with a pre-distortion procedure, each of said sets of pre-distortion parameters specifically counters distortions produced in said power amplifier by a specific combination of said level of power and said level of analog gain;
• and
• a distortion-analysis mechanism to derive said sets of pre-distortion parameters by analyzing distortions in an output signal produced by said power amplifier in conjunction with said specific combinations of said level of power and said level of analog gain.

A communication system to manage pre-distortion procedures, comprising:

• a transmission chain comprising a power amplifier, said transmission chain is associated with a level of analog gain that is configurable by said communication system;
• a modulator to feed said transmission chain with a transmission signal having a level of power that is configurable by said communication system;
• wherein said communication system finds, records, and uses sets of pre-distortion parameters in conjunction with a pre-distortion procedure, each of said sets of pre-distortion parameters specifically counters distortions produced in said power amplifier by a specific combination of said level of power and said level of analog gain;
• and
• a pre-distortion mechanism to execute said pre-distortion procedure on said transmission signal.

A method for managing pre-distortion procedures, comprising:

• determining, by a communication system, a first set of transmission parameters associated with a transmission chain belonging to said communication system,
• the first set of transmission parameters comprising
• (i) a first level of power associated with a first transmission signal feeding said transmission chain, and
• (ii) a first level of analog gain as applied by said transmission chain to said first transmission signal;
• finding, by said communication system, a first set of pre-distortion parameters associated with a pre-distortion procedure to counter distortions produced in conjunction with said first set of transmission parameters in a power amplifier belonging to said transmission chain;
• applying, by said communication system, said pre-distortion procedure, using said first set of pre-distortion parameters, thereby at least partially countering said distortions;
• and
• repeating said determining, finding, and applying procedures, wherein said repeating comprises:
• determining, by said communication system, a second set of transmission parameters associated with said transmission chain, the second set of transmission parameters comprising
• (i) a second level of power associated with a second transmission signal feeding said transmission chain, and
• (ii) a second level of analog gain as applied by said transmission chain to said second transmission signal,
• finding, by said communication system, a second set of pre-distortion parameters associated with a pre-distortion procedure to counter distortions produced in conjunction with said second set of transmission parameters in said power amplifier, and
• applying, by said communication system, said pre-distortion procedure, using said second set of pre-distortion parameters, thereby at least partially countering said distortions produced in conjunction with said second set of transmission parameters.

A method for managing pre-distortion procedures, comprising:

• determining, by a communication system, a first set of transmission parameters associated with a transmission chain belonging to said communication system,
• the first set of transmission parameters comprising
• (i) a first level of power associated with a first transmission signal feeding said transmission chain, and
• (ii) a first level of analog gain as applied by said transmission chain to said first transmission signal;
• finding, by said communication system, a first set of pre-distortion parameters associated with a pre-distortion procedure to counter distortions produced in conjunction with said first set of transmission parameters in a power amplifier belonging to said transmission chain;
• applying, by said communication system, said pre-distortion procedure, using said first set of pre-distortion parameters, thereby at least partially countering said distortions;
• repeating said determining, finding, and applying procedures;
• and
• concluding, by said communication system, that said first set of transmission parameters, previously associated with said transmission chain, is no longer accurately describing a state of said transmission chain, thereby triggering said repeating.

A method for managing pre-distortion procedures, comprising:

• determining, by a communication system, a first set of transmission parameters associated with a transmission chain belonging to said communication system,
• the first set of transmission parameters comprising
• (i) a first level of power associated with a first transmission signal feeding said transmission chain, and
• (ii) a first level of analog gain as applied by said transmission chain to said first transmission signal;
• finding, by said communication system, a first set of pre-distortion parameters associated with a pre-distortion procedure to counter distortions produced in conjunction with said first set of transmission parameters in a power amplifier belonging to said transmission chain;
• applying, by said communication system, said pre-distortion procedure, using said first set of pre-distortion parameters, thereby at least partially countering said distortions;
• repeating said determining, finding, and applying procedures, wherein said repeating is done periodically.

A method for managing pre-distortion procedures, comprising:

• determining, by a communication system, a first set of transmission parameters associated with a transmission chain belonging to said communication system,
• the first set of transmission parameters comprising
• (i) a first level of power associated with a first transmission signal feeding said transmission chain, and
• (ii) a first level of analog gain as applied by said transmission chain to said first transmission signal;
• finding, by said communication system, a first set of pre-distortion parameters associated with a pre-distortion procedure to counter distortions produced in conjunction with said first set of transmission parameters in a power amplifier belonging to said transmission chain;
• applying, by said communication system, said pre-distortion procedure, using said first set of pre-distortion parameters, thereby at least partially countering said distortions;
• repeating said determining, finding, and applying procedures;
• and
• concluding, by said communication system, that a signal produced by said power amplifier is distorted beyond a predetermined threshold, thereby implying that said first set of pre-distortion parameters no longer correctly serve said pre-distortion procedure, thereby triggering said repeating.

A method for managing pre-distortion procedures, comprising:

• determining, by a communication system, a first set of transmission parameters associated with a transmission chain belonging to said communication system,
• the first set of transmission parameters comprising
• (i) a first level of power associated with a first transmission signal feeding said transmission chain, and
• (ii) a first level of analog gain as applied by said transmission chain to said first transmission signal;
• finding, by said communication system, a first set of pre-distortion parameters associated with a pre-distortion procedure to counter distortions produced in conjunction with said first set of transmission parameters in a power amplifier belonging to said transmission chain;
• applying, by said communication system, said pre-distortion procedure, using said first set of pre-distortion parameters, thereby at least partially countering said distortions;
• wherein said first set of transmission parameters further comprising at least one additional parameter selected from a group consisting of:
• (i) a temperature associated with said power amplifier, and (ii) a frequency associated with said transmission chain.

A method for managing pre-distortion procedures, comprising:

• determining, by a communication system, a first set of transmission parameters associated with a transmission chain belonging to said communication system,
• the first set of transmission parameters comprising
• (i) a first level of power associated with a first transmission signal feeding said transmission chain, and
• (ii) a first level of analog gain as applied by said transmission chain to said first transmission signal;
• finding, by said communication system, a first set of pre-distortion parameters associated with a pre-distortion procedure to counter distortions produced in conjunction with said first set of transmission parameters in a power amplifier belonging to said transmission chain;
• applying, by said communication system, said pre-distortion procedure, using said first set of pre-distortion parameters, thereby at least partially countering said distortions;
• wherein said first transmission signal is a base-band transmission signal;
• and
• wherein said first level of power associated with said base-band transmission signal depends, at least in part, on a level of data resource usage associated with said base-band transmission signal, wherein a higher data resource usage results in a higher level of power.

A method for managing pre-distortion procedures, comprising:

• determining, by a communication system, a first set of transmission parameters associated with a transmission chain belonging to said communication system,
• the first set of transmission parameters comprising
• (i) a first level of power associated with a first transmission signal feeding said transmission chain, and
• (ii) a first level of analog gain as applied by said transmission chain to said first transmission signal
• said determining comprising measuring, by said communication system, said first level of power and said first level of analog gain;
• finding, by said communication system, a first set of pre-distortion parameters associated with a pre-distortion procedure to counter distortions produced in conjunction with said first set of transmission parameters in a power amplifier belonging to said transmission chain;
• and
• applying, by said communication system, said pre-distortion procedure, using said first set of pre-distortion parameters, thereby at least partially countering said distortions.