| Title | Cramer-Rao Lower Bound and EM Algorithm for Envelope-Based SNR Estimation of Nonconstant Modulus Constellations |
| Publication Type | Journal Article |
| Year of Publication | 2009 |
| Authors | Gappmair, W, López-Valcarce, R, Mosquera, C |
| Journal | IEEE Transactions on Communications |
| Volume | 57 |
| Pages | 1622 - 1627 |
| Date Published | june |
