Method and Apparatus for Utilizing Modulation Based Audio Correlation Technique for Maintaining Dynamic FM Station List

Strategic Insights -

A novel method for operating a single-tuner radio, enabling dynamic switching between FM frequencies, has been patented. The invention, filed on July 6, 2011 (Application No. PCT/US2011/039415), detects pauses in signals associated with tuned frequencies and switches to adjacent frequencies during these pauses. This technique allows for improved reception by measuring signal strengths, multipath, adjacent channel energy, frequency offset, and FM modulation before switching back to the original frequency.

Key Takeaways:

  • The patented method involves detecting pauses in signals associated with tuned frequencies and switching to adjacent frequencies during these pauses.
  • The technique allows for improved reception by measuring signal strengths, multipath, adjacent channel energy, frequency offset, and FM modulation.
  • The invention is specifically designed for use in single-tuner radios, but can also be applied to dual-tuner variants.
  • The method enables dynamic switching between FM frequencies, enhancing radio reception.
  • The inventors, Shree Jaisimha, Tatsuya Fujisawa, Jason Hingerton, Donald Thomas, David Ryan, and Mohammad Reza Kanji, have developed a method that improves radio broadcast quality.

Statistics:

  • The patent was filed on July 6, 2011.
  • The patent application number is PCT/US2011/039415.
  • The filing date of December 15 is mentioned in the publication No. WO/2011/156350.

Sources:

  • World Intellectual Property Organization - Publication No. WO/2011/156350
  • U.S. Patent and Trademark Office - Application No. PCT/US2011/039415