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LTE: Is the position of PHICH and PCFICH in a sub frame fixed or varies per sub frame ?

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I saw a radio frame image which was consists of 10 sub frames. Each sub frame was showing PHICH and PCFICH. I know use of these two channels but want to know whether their positions are fixed or varies in each sub frame ?

posted Oct 9, 2016 by Vikram Singh

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1 Answer

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Hi,

PHICH and PCFICH are fixed in LTE.
PCFICH always occupies forst symbol in every SF and PHICH occupies every first symbol if it is normal duration otherwise first 1,2,3 symbol in every SF.

answer Oct 12, 2016 by Jaganathan
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