chirp

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chirp

[chərp]
(communications)
An undesirable variation in the frequency of a continuous-wave carrier when it is keyed.
The sound heard in a code receiver when the transmitted carrier frequency is increased linearly for the duration of a pulse code.
References in periodicals archive ?
The proposed Cricket Chirping Algorithm (CCA) is introduced in this section.
Radio receivers are used to pick it up, and it sounds a lot like birds chirping," said Craig Kletzing, from the University of Iowa, the principal investigator of the Electric and Magnetic Field Instrument Suite and Integrated Science (EMFISIS) instruments on-board the satellites.
Doing the transferring magic is the chirping sound which other devices running the app "hear" and then decode to access the item which one wishes to share.
Chirping is an accepted and sometimes effective method for getting into an opponent's head on the ice.
Sue added: "As soon as he heard her voice, he stopped chirping and began saying 'Smokey', it was very funny.
A MISSING cockatiel has been reunited with its owner after chirping its own name down the phone from the home of its rescuer.
1 Gbps for SONET/SDH and 10 Gbps Ethernet; tunable within full C-band DWDM optical interface ITU-50 GHz grid; zero chirping and negative chirping; hot pluggable; external signal interface: XFI (XFP MSA 4.
We were in position before daylight and at 7:30 I heard some cows chirping in the valley behind me.
Among the things that come to mind when thinking about night are darkness, the moon, bedtime, and, in many places, chirping crickets.
Now the only chirping comes from boots on subzero snow.
One step, two steps, three, four--the chirping stops: red light