Most viewed questions under tag mac

+1 vote

1 answer

After reaching max HARQ retransmission still UE retransmitting the TB?

posted Sep 5, 2017 by Himani

+1 vote

1 answer

Can UE trigger RLF on Secondary cells on scell group?

posted Feb 10, 2018 by Jaganathan

0 votes

0 answers

Do we have different resource allocation type in UL of NR?

posted Sep 10, 2018 by Jaganathan

+3 votes

1 answer

LTE: How MAC layer behaves for Multicast data under MBMS services ?

posted Jan 21, 2014 by Vimal Kumar Mishra

+2 votes

1 answer

How integration protection process happens in PDCP Layer?

posted Mar 19, 2014 by Udita

0 votes

0 answers

What is CEmodeA and CEmodeB of RAR in NR?

posted Jul 5, 2018 by Sakshi Rai

0 votes

1 answer

Is it possible to initiate RACH in SUL of NR?

posted Feb 28, 2019 by Jaganathan

+1 vote

1 answer

What should be the UE behavior once BSR timer expire?

posted Aug 8, 2018 by Jaganathan

0 votes

1 answer

What is the impact if RARNTI and CRNTI is same for different UE?

posted May 2, 2020 by Jaganathan

0 votes

0 answers

Which RNTI eNB uses while sending reestablishment/reject during RLF?

posted Jan 27, 2020 by Jaganathan

0 votes

1 answer

How UE decides BWP on activated Scell's?

posted Nov 10, 2018 by Ankit Mishra

0 votes

1 answer

LTE: What is the use of different RV values while sending NACK from eNodeB to UE over the PHICH ?

posted Sep 7, 2017 by Ganesh

+1 vote

0 answers

LTE ACCESS: What probably the ratio of PUSCH and PDSCH resources while deploying an eNodeB ?

posted Aug 7, 2014 by Vimal Kumar Mishra

+1 vote

1 answer

Does Frequency hopping supported in PUCCH?

posted Jun 27, 2018 by Jaganathan

+2 votes

1 answer

Why secondary carrier is not having control channels?

posted Jul 11, 2017 by Himani

+2 votes

1 answer

LTE: What do you mean by adaptive transmission ?

posted Jun 18, 2014 by Ganesh

0 votes

1 answer

What is the delay between MPI messages?

posted Aug 30, 2017 by Ankit Mishra

0 votes

0 answers

What is Spurious emission in UE transmission?

posted Aug 19, 2020 by Charan Shah

+3 votes

1 answer

Does any change require in MAC layer when a cell is shared by multiple core network in case of MOCN ?

posted Jul 9, 2015 by Alok

0 votes

1 answer

What if UE receives Dynamic scheduling middle of SPS?

posted Jan 3, 2020 by Jaganathan

+1 vote

1 answer

Can we retransmit MSG1 with same preamble index?

posted Feb 28, 2018 by Akhilesh

0 votes

1 answer

What is the difference betwee FD-MIMO and MIMO?

posted Aug 7, 2020 by Karan Patel

+1 vote

0 answers

Does UE monitors radio link for all DL BWP's in 5G?

posted Jun 6, 2018 by Jaganathan

0 votes

0 answers

What is the RACH response duration in 5G and when the RAR timer starts, Is it on same Slot?

posted Mar 11, 2019 by Jaganathan

0 votes

0 answers

How contention resolution happens during RLF procedure?

posted Jan 29, 2020 by Jaganathan

+1 vote

0 answers

If UE has more than one PUCCH resource for SR transmission then How UE behaves?

posted Oct 23, 2018 by Jaganathan

0 votes

0 answers

What is the use of micro-DRX in 5G and how it works?

posted Dec 20, 2017 by Jaganathan

0 votes

1 answer

What is multiplexing in MAC?

posted May 30, 2017 by Ankit Mishra

0 votes

0 answers

Does single MAC entity supports eMBB, mMTC,uRLC type devices ?

posted Nov 12, 2018 by Jaganathan

0 votes

1 answer

When UL transmission affected by measurement gap, will UE does non adaptvie retransmission?

posted Oct 15, 2018 by Jaganathan

+3 votes

1 answer

Why is the Mac OS X version always way behind the latest Git version?

posted Apr 13, 2014 by Sanketi Garg

0 votes

0 answers

What is the reason for fall back to default BWP after inactive timer expiry?

posted May 25, 2020 by Jaganathan

0 votes

1 answer

LTE why RB is the smallest schedulable unit

posted Mar 16, 2019 by anonymous

0 votes

0 answers

What will be the DRX state after RACH if UE initiates Rach for TA expiry?

posted Aug 11, 2020 by Sakshi Rai

0 votes

0 answers

What is enhance coverage levels in LTE? How ENB decides the level?

posted Sep 19, 2018 by Himani

+1 vote

0 answers

Does on-demand RACH requires msg3 to be sent or is it till msg2?

posted May 30, 2018 by Jaganathan

0 votes

1 answer

What is the reason behind UL grant applicable after 4SF from received DCI0 SF?

posted Apr 8, 2019 by Himani

0 votes

0 answers

Is there any chance to send HARQ feedback of NR to primary cell in LTE-NR?

posted Feb 5, 2019 by Jaganathan

0 votes

2 answers

Good frameworks for Windows/Mac?

posted Aug 6, 2013 by Luv Kumar

0 votes

0 answers

What is the HARQ RTT time if HARQ feedback receives in same SF?

posted Mar 1, 2019 by Jaganathan

0 votes

0 answers

What is multiple SF in LAA cells?

posted Sep 14, 2018 by Jaganathan

+1 vote

1 answer

does seperate harq process exists for BCH?

posted Aug 24, 2017 by anonymous

0 votes

0 answers

What will be the range of mmWave?Can we use mmWave in RN?

posted Dec 28, 2018 by Jaganathan

+1 vote

0 answers

How UE will get notification about Beam switch?

posted Dec 15, 2017 by Jaganathan

0 votes

0 answers

Why there is a RB restriction in TTI bundling?

posted Dec 13, 2017 by Charan Shah

0 votes

1 answer

Does UE send the non SPS LC data in SPS grant?

posted Feb 27, 2020 by Sakshi Rai

0 votes

0 answers

Should Scell and Pcell have same SFN/RFN? What will be the impact of both are different?

posted May 19, 2020 by Dheerendra

+1 vote

0 answers

What is SS block in Rach procedure?

posted Nov 28, 2017 by Himani

0 votes

0 answers

Why one byte & 2 byte padding in front of MAC PDU

posted May 20, 2016 by Jaganathan

+1 vote

0 answers

Is it mandatory to use same numerology for both UL and DL in NR?

posted Apr 6, 2018 by Jaganathan