Why is inter-cell handoff required?(a) To support spectrum mobility in time domain(b) To support spectrum mobility in frequency domain(c) To support spectrum mobility in the phase domain(d) To support spectrum mobility in space domainThis question was posed to me in an online quiz.My doubt is from Next Generation Wireless Network topic in portion Next Generation Wireless Network of Cognitive Radio

Why is inter-cell handoff required?(a) To support spectrum mobility in

1.	Why is inter-cell handoff required?(a) To support spectrum mobility in time domain(b) To support spectrum mobility in frequency domain(c) To support spectrum mobility in the phase domain(d) To support spectrum mobility in space domainThis question was posed to me in an online quiz.My doubt is from Next Generation Wireless Network topic in portion Next Generation Wireless Network of Cognitive Radio
Answer» CORRECT CHOICE is (d) To support spectrum mobility in space domain To explain: When xG users move from one CELL to another, the available spectrum BANDS change. This demands the development of inter-cell handoff. It also demands continuous allocation of spectrum.

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