Error detection and correction by modulation quality in 5G/6G

Non-transitory computer-readable media in a receiver, the non-transitory computer-readable media comprising instructions that when executed in a computing environment cause a method to be performed, comprising:

• receiving a wireless message, the message comprising modulated message elements, each message element modulated according to a modulation scheme, the modulation scheme comprising a plurality of states, each state modulated according to amplitude modulation or phase modulation or both;
• determining that the message is faulted;
• determining, for each message element, a modulation quality according to a difference between the message element and a state of the modulation scheme;
• altering at least one of the message elements according to the modulation quality of the message element;
• and
• determining whether the altered message is faulted;
• wherein the determining the modulation quality comprises:
• measuring a value of the message element, the value comprising an amplitude or a phase or both;
• determining which of the states of the modulation scheme is closest to the message element;
• and
• determining the modulation quality according to a difference between the message element and the closest state of the modulation scheme;
• selecting a particular message element according to the modulation quality of the particular message element;
• altering the particular message element from a first state to a second state of the modulation scheme;
• and
• determining whether the altered message is faulted;
• wherein the altering the particular message element comprises assigning the particular message element to a next-closest state, the next-closest state being a state of the modulation scheme which is closer to the particular message element than any other state except the closest valid state.

Non-transitory computer-readable media in a receiver, the non-transitory computer-readable media comprising instructions that when executed in a computing environment cause a method to be performed, the method comprising:

• receiving a wireless message, the message comprising modulated message elements, each message element modulated according to a modulation scheme, the modulation scheme comprising a plurality of states, each state modulated according to amplitude modulation or phase modulation or both;
• determining that the message is faulted;
• determining, for each message element, a modulation quality according to a difference between the message element and a state of the modulation scheme;
• altering at least one of the message elements according to the modulation quality of the message element;
• and
• determining whether the altered message is faulted;
• wherein the determining the modulation quality comprises:
• measuring a value of the message element, the value comprising an amplitude or a phase or both;
• determining which of the states of the modulation scheme is closest to the message element;
• and
• determining the modulation quality according to a difference between the message element and the closest state of the modulation scheme;
• allocating the particular message element to a category in the list of good-modulation, marginal-modulation, and bad-modulation, the allocating based on the modulation quality of the particular message element;
• altering one or more of the bad-modulation message elements, and, for each alteration, determining whether the altered message is faulted;
• and
• after altering all of the bad-modulation message elements, altering one or more of the marginal-modulation message elements and, for each alteration, determining whether the altered message is faulted;
• wherein the altering a particular message element comprises assigning the particular message element to a state of the modulation scheme other than the closest state.

Non-transitory computer-readable media in a receiver, the non-transitory computer-readable media comprising instructions that when executed in a computing environment cause a method to be performed, the method comprising:

• receiving a wireless message, the message comprising modulated message elements, each message element modulated according to a modulation scheme, the modulation scheme comprising a plurality of states, each state modulated according to amplitude modulation or phase modulation or both;
• determining that the message is faulted;
• determining, for each message element, a modulation quality according to a difference between the message element and a state of the modulation scheme;
• altering at least one of the message elements according to the modulation quality of the message element;
• and
• determining whether the altered message is faulted;
• wherein the determining the modulation quality comprises:
• measuring a value of the message element, the value comprising an amplitude or a phase or both;
• determining which of the states of the modulation scheme is closest to the message element;
• and
• determining the modulation quality according to a difference between the message element and the closest state of the modulation scheme;
• allocating the particular message element to a category in the list of good-modulation, marginal-modulation, and bad-modulation, the allocating based on the modulation quality of the particular message element;
• selecting a selected message element from the bad-modulation and marginal-modulation message elements;
• determining, for the selected message element, a direction according to the difference between the modulation of the message element and the closest state of the modulation scheme;
• altering the selected message element according to the direction;
• and
• determining whether the altered message is faulted.

A wireless receiver configured to receive a message and an error-detection code, the message comprising one or more message elements, each message element modulated according to a modulation scheme, the modulation scheme comprising amplitude modulation or phase modulation or both, the wireless receiver further configured to:

• measure, for each message element, a modulation parameter comprising an amplitude or a phase or a combination thereof;
• allocate, for each message element, a modulation quality according to a difference between the modulation parameter and a state of the modulation scheme;
• select one or more message elements according to the modulation quality;
• alter the selected message elements;
• and
• compare the message, including the altered message elements, to the error-detection code, and thereby determine whether the altered message is faulted;
• wherein the modulation quality of a particular message element comprises a mathematical combination of a difference in amplitude between the particular message element and the state, and a difference in phase between the particular message element and the phase.