The Stack Overflow podcast is back! Listen to an interview with our new CEO.

Questions tagged [lte]

The tag has no usage guidance.

12 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
1
vote
0answers
139 views

How often do a LTE eNodeB scheduler schedule?

Scheduler schedules the resource for each UE. How often do a LTE eNodeB scheduler schedule? Is the time between each scheduling fixed? any idea/reference will be great help on this regard. Thanks.
0
votes
0answers
28 views

Wiener Filtering to perform minimum mean square estimation

As the Title suggests, I am trying to design a Weiner Filter for getting the lower bound on my LTE channel estimation algorithm. To give you a high level on the chain, First after generating the ...
0
votes
0answers
37 views

FIR bandpass filter for complex baseband signals

I am DSP newbie and I need to apply a bandpass filter to the complex baseband signals of bandwidth 20MHz and sampling rate 61.44 MHz. Below is the octave code for the same and I have obtained ...
0
votes
0answers
17 views

lte matlab baseband IQ recovery

I am a beginner again to signal processing, I did my degree over ten years ago, and I am relearning all my signal processing stuff. I am a software developer by trade but now I am looking at some LTE ...
0
votes
0answers
25 views

MATLAB Simulation of LTE Rate matching

Iam trying to simulate LTE Turbo coding/decoding and rate matching/dematching on a binary sequence of 6144 in length using MATLAB. However, when the code rate exceeds 1/3 by a little (say 0,5 for ...
0
votes
0answers
10 views

Why are guard bands employed in FBMC even though the prototype filter has near perfect leakage performance?

FBMC employs prototype filter which has a good performance in reducing the spectrum leakage to almost zero but there are a few implementations online where they have still used guard bands on either ...
0
votes
0answers
9 views

How is n_pucch_2 in rrc layer computed

In LTE network I know that n_pucch_2 is used to indicate the resource index for pucch format 2/2a/2b. And I know its value is defined in higher layer. But how is the value computed and defined in the ...
0
votes
0answers
23 views

Is there a software/application that shows the FM base stations nearby us?

I want to collect a list of FM base stations near me. I have found apps/software for finding LTE base station but found no success in finding an app for FM base station.
0
votes
1answer
27 views

How multi layer map to different beams in LTE Beamforming

I understand for SU-MIMO Beamforming single layer maps to all antennas with phase shift applied to create beam. Also I understand in this case all beams will be carrying same signal (say s1). But in ...
0
votes
0answers
13 views

Calculating the Channel state information for localization

I want to build a localization system using 4G LTE for a project. Intuitively, I can get the position measuring the time a signal leaves the Base Station to the User Equipment. Knowing that these ...
0
votes
0answers
93 views

How to do carrier aggregation?

I have generated 20 MHz bandwidth LTE waveform. I wanted to do carrier aggregation of this signal to get 100 MHz Signal. I want to understand how carrier aggregation is done mathematically, so using ...
0
votes
0answers
960 views

Difference between single layer and dual layer beamforming in LTE

I'm trying to understand the difference between single and dual layer beamforming in LTE as described in TS 36.101 section B.4.1 and B.4.2 respectively. Also refer to TS 36.211 section 6.3.4.2.3 for ...