Increasing yield and operating temperature range of transmitters

A method comprising:

• obtaining a temperature of an oscillator in a transmitter, the oscillator corresponding to a resonator in the transmitter;
• determining a frequency drift corresponding to the oscillator at the temperature based at least in part on a linear term corresponding to the temperature and a temperature shift;
• generating a temperature compensation signal based at least in part on the frequency drift;
• generating a data modulation signal based at least in part on a modulation scheme;
• tuning a capacitor array corresponding to the oscillator based at least in part on the temperature compensation signal and the data modulation signal;
• and
• after tuning the capacitor array corresponding to the oscillator, generating, by the oscillator, a modulated RF signal within a threshold frequency drift.

A system comprising:

• a resonator;
• a Pierce oscillator corresponding to the resonator;
• a split capacitor array corresponding to the Pierce oscillator, the split capacitor array comprising:
• a first capacitor array coupled to a first side of the Pierce oscillator, the first capacitor array comprising a first fine capacitor array;
• and
• a second capacitor array coupled to a second side of the Pierce oscillator opposite the first side, the second capacitor array comprising a second fine capacitor array;
• a temperature sensor;
• a memory;
• and
• a processor communicatively coupled to the Pierce oscillator, the split capacitor array, the temperature sensor, and the memory, wherein the processor is configured to receive executable instructions from the memory which, when executed by the processor, cause the processor to:
• obtain a temperature from the temperature sensor;
• determine a frequency drift corresponding to the Pierce oscillator at the temperature based at least in part on a linear term corresponding to the temperature and a temperature shift;
• generate a temperature compensation signal based at least in part on the frequency drift;
• generate a data modulation signal based at least in part on a modulation scheme;
• generate a tuning signal based at least in part on the temperature compensation signal and the data modulation signal;
• and
• output the tuning signal to at least one of the first fine capacitor array or the second fine capacitor array.

A non-transitory computer-readable medium comprising processor-executable instructions configured to cause a processor to:

• obtain a temperature of an oscillator in a transmitter, the oscillator corresponding to a resonator in the transmitter;
• determine a frequency drift corresponding to the oscillator at the temperature based at least in part on a linear term corresponding to the temperature and a temperature shift;
• generate a temperature compensation signal based at least in part on the frequency drift;
• generate a data modulation signal based at least in part on a modulation scheme;
• tune a capacitor array corresponding to the oscillator based at least in part on the temperature compensation signal and the data modulation signal;
• and
• after tuning the capacitor array corresponding to the oscillator, cause the oscillator to generate a modulated RF signal within a threshold frequency drift.