top button
Flag Notify
    Connect to us
      Site Registration

Site Registration

What is the duration of a sub-frame and a frame in LTE? How many OFDM symbols per sub-frame?

0 votes
448 views

What is the duration of a sub-frame and a frame in LTE? How many OFDM symbols per sub-frame? What is the transmit time interval (TTI) over which an allocation happens in the DL or UL?

posted Jun 20, 2017 by Omar Al Obaidi

Share this question
Facebook Share Button Twitter Share Button LinkedIn Share Button

1 Answer

0 votes

Hi,

subframe length is 1ms and frame length is 10ms, TTI means one sub frame. DL and UL both are same configuration. there will be 7 OFDM symbol per SF or 6 symbol per SF if extended CP.

answer Jun 20, 2017 by Jaganathan
Similar Questions
+1 vote

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 ?

+2 votes

What actually a OFDM symbol?How do you actually map it to the actual user data, lets say the user sends a bit 0 or 1?

...