Method and system for using a frequency locked loop logen in oscillator systems
First Claim
1. A method for processing signals, the method comprising:
- generating an oscillating signal via one or more circuits comprising a feedback loop; and
controlling said generation by enabling or disabling said feedback loop utilizing a digital-to-analog converter, based on a comparison of said generated oscillating signal and an input signal, wherein said digital-to-analog converter is triggered by said input signal and an output of said digital-to-analog converter adjusts said oscillating signal when said feedback loop is enabled, and an output of said digital-to-analog converter remains constant when said feedback loop is disabled.
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Abstract
Aspects of a method and system for using a frequency locked loop LOGEN in oscillator systems may include generating an oscillating signal via one or more circuits comprising a feedback loop. The generation may be controlled by enabling or disabling the feedback loop, based on the generated oscillating signal. The one or more circuits may comprise a frequency-locked loop (FLL) that may enable the generation of the oscillating signal. The frequency-locked loop may comprise a voltage-controlled oscillator. The feedback loop may be disabled when an estimated frequency difference between a reference signal and a feedback signal may be less than or equal to a specified threshold. The feedback loop may be enabled when an estimated frequency difference between a reference signal and a feedback signal may be greater than a particular threshold.
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Citations
26 Claims
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1. A method for processing signals, the method comprising:
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generating an oscillating signal via one or more circuits comprising a feedback loop; and controlling said generation by enabling or disabling said feedback loop utilizing a digital-to-analog converter, based on a comparison of said generated oscillating signal and an input signal, wherein said digital-to-analog converter is triggered by said input signal and an output of said digital-to-analog converter adjusts said oscillating signal when said feedback loop is enabled, and an output of said digital-to-analog converter remains constant when said feedback loop is disabled. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A system for processing signals, the system comprising:
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one or more circuits comprising a feedback loop and digital-to-analog converter, said one or more circuits enable; generation of an oscillating signal; and control of said generation by enabling or disabling said feedback loop utilizing a digital-to-analog converter, based on a comparison of said generated oscillating signal and an input signal, wherein said digital-to-analog converter is triggered by said input signal and an output of digital-to-analog converter adjusts said oscillating signal when said feedback loop is enabled and an output of said digital-to-analog converter remains constant when said feedback loop is disabled. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26)
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Specification