LEADER 01876nam 2200517I 450 001 9910704623403321 005 20130822105954.0 035 $a(CKB)5470000002443484 035 $a(OCoLC)856582628 035 $a(EXLCZ)995470000002443484 100 $a20130822d2012 ua 0 101 0 $aeng 135 $aurcn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aDual-Pulse Pulse Position Modulation (DPPM) for deep-space optical communications: performance and practicality analysis /$fJing Li [and five others] 210 1$aCleveland, Ohio :$cNational Aeronautics and Space Administration, Glenn Research Center,$d[2012] 215 $a1 online resource (6 pages) $cillustrations 225 1 $aNASA/TM 2012-216042 300 $aTitle from title screen (viewed Aug. 22, 2013). 300 $a"November 2012." 320 $aIncludes bibliographical references (page 6). 517 $aDual-Pulse Pulse Position Modulation 606 $aDeep space$2nasat 606 $aPulse position modulation$2nasat 606 $aWireless communication$2nasat 606 $aFree-space optical communication$2nasat 606 $aTurbulence$2nasat 606 $aBit error rate$2nasat 606 $aMathematical models$2nasat 615 7$aDeep space. 615 7$aPulse position modulation. 615 7$aWireless communication. 615 7$aFree-space optical communication. 615 7$aTurbulence. 615 7$aBit error rate. 615 7$aMathematical models. 700 $aLi$b Jing$0651690 712 02$aNASA Glenn Research Center, 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910704623403321 996 $aDual-Pulse Pulse Position Modulation (DPPM) for deep-space optical communications: performance and practicality analysis$93507891 997 $aUNINA