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help?dmod

DMOD

WARNING:?This?is?an?obsolete?function?and?may?be?removed?in?the?future.

Please?use?PAMMOD,?QAMMOD,?GENQAMMOD,?FSKMOD,?PSMMOD

MSKMOD?instead.

請(qǐng)教FSKMOD中的幾個(gè)參數(shù)應(yīng)該如何選取！

>>?help?fskmod

FSKMOD?Frequency?shift?keying?modulation

Y?=?FSKMOD(X,M,FREQ_SEP,NSAMP)?outputs?the?complex?envelope?of?the

modulation?of?the?message?signal?X?using?frequency?shift?keying?modulation.?M

is?the?alphabet?size?and?must?be?an?integer?power?of?two.??The?message

signal?must?consist?of?integers?between?0?and?M-1.??FREQ_SEP?is?the?desired

separation?between?successive?frequencies,?in?Hz.??NSAMP?denotes?the?number

of?samples?per?symbol?and?must?be?an?integer?greater?than?1.??For?two

dimensional?signals,?the?function?treats?each?column?as?one?channel.

Y?=?FSKMOD(X,M,FREQ_SEP,NSAMP,FS)?specifies?the?sampling?frequency?(Hz).

The?default?sampling?frequency?is?1.

Y?=?FSKMOD(X,M,FREQ_SEP,NSAMP,FS,PHASE_CONT)?specifies?the?phase?continuity

across?FSK?symbols.??PHASE_CONT?can?be?either?'cont'?for?continuous?phase,

or?'discont'?for?discontinuous?phase.??The?default?is?'cont'.

See?also?fskdemod,?pskmod,?pskdemod.

Reference?page?in?Help?browser

doc?fskmod

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