Sleep tracking and waking optimization system and method therefor. Hang, Z., Ahad, J., Ye, X., & Corin, D. June~17, 2014. US Patent 8,755,879
Sleep tracking and waking optimization system and method therefor [link]Paper  bibtex   
@misc{ hang2014sleep,
  author = {Hang, Z. and Ahad, J.N.T. and Ye, X. and Corin, D.A.},
  title = {Sleep tracking and waking optimization system and method therefor},
  month = {June~17},
  year = {2014},
  note = {US Patent 8,755,879},
  publisher = {Google Patents},
  url = {https://www.google.com/patents/US8755879}
}

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