Which among the following exhibit some amount of adaptive quality?(a) Digital European Cordless Telephone(b) Racal 25(c) Digital Modular Radio(d) Position Location Reporting SystemI had been asked this question during an interview for a job.My enquiry is from Adaptive Radio topic in portion Cognitive Radio Basics of Cognitive Radio

Which among the following exhibit some amount of adaptive quality?(a)

1.	Which among the following exhibit some amount of adaptive quality?(a) Digital European Cordless Telephone(b) Racal 25(c) Digital Modular Radio(d) Position Location Reporting SystemI had been asked this question during an interview for a job.My enquiry is from Adaptive Radio topic in portion Cognitive Radio Basics of Cognitive Radio
Answer» The correct OPTION is (a) Digital European Cordless Telephone The explanation is: Digital European Cordless Telephone finds the noise FLOOR and INTERFERENCE of all available CHANNELS. The carrier FREQUENCIES are then selected based on the information obtained from sensing such that there is reduction in the amount of interference.

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