Pulse or digital communications – Synchronizers – Phase displacement – slip or jitter correction
Reexamination Certificate
2006-12-05
2006-12-05
Ghebretinsae, Temesghen (Department: 2611)
Pulse or digital communications
Synchronizers
Phase displacement, slip or jitter correction
C375S375000, C327S147000, C327S156000
Reexamination Certificate
active
07145975
ABSTRACT:
A digital phase-locked loop compiler includes a pre-divider, a phase digital converter, a digital-to-analog voltage converter, a voltage-control oscillator, a high-frequency oscillator, a post-divider, an out-divider, and a built-in self-tester. The digital phase-locked loop compiler operates in a digital mode and utilizes a preset phase adjusting value to reduce phase-locking time. Moreover, the absence of a low-pass filter in the digital phase-locked loop compiler and the small size of the built-in self-tester greatly reduce the overall area of the digital phase-locked loop compiler.
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A GMSK Modulation using a Delta-Segma Frequency Discriminator-based Synthesizer Wlater t. Bax et al IEEE vol. 36, No. 8 Aug. 2001.
Duo Sheng
Liou Koug Mou
Tsai Shou-Chang
Yen Ming-Nan
J.C. Patents
Macronix International Co. Ltd.
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