Most answered questions under tag mac

0 votes

1 answer

Can we reserve the Preamble for Timing advance Rach request?

posted Aug 10, 2020 by Karan Patel

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What is the difference betwee FD-MIMO and MIMO?

posted Aug 7, 2020 by Karan Patel

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How Long UE can stay in DRX On after sending SR request ?

posted Aug 5, 2020 by Sakshi Rai

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Does timing advance is applicable for SRS?

posted Jul 20, 2020 by Himani

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What if UE's supported Number of Layer in DL is less than eNB supported MIMO layer in DL?

posted Jul 14, 2020 by Jaganathan

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1 answer

Is there any limit on Max BSR transmission? if eNB doesn't give grant to BSR then what happens?

posted May 14, 2020 by Himani

+1 vote

1 answer

What happens if PDCCH Order fails? Will UE resume using normal connection request or Reestablishment Request?

posted May 4, 2020 by Sakshi Rai

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

posted May 2, 2020 by Jaganathan

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1 answer

What happens If UE Is in DRX OFF duration and DRX Re transmission timer is running?

posted Mar 31, 2020 by Akhilesh

0 votes

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

posted Feb 27, 2020 by Sakshi Rai

+2 votes

1 answer

Does UE supports different TM mode in Scells ?

posted Feb 14, 2020 by Dheerendra

+2 votes

1 answer

What happens if Rel-10 UE fails to decode the PDCCH of Scell?

posted Feb 13, 2020 by Dheerendra

+2 votes

1 answer

If DRX and SPS are activated together , Then How To Reactivate the SPS configuration middle of DRX?

posted Feb 12, 2020 by Himani

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Can we skip one DL scheduling in configured grant?

posted Jan 6, 2020 by Himani

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What if UE receives Dynamic scheduling middle of SPS?

posted Jan 3, 2020 by Jaganathan

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In LTE How UE will know about how much Transport block used in enb MAC?

posted Nov 2, 2019 by Dependra Dev

+1 vote

1 answer

What is modulation order in LTE? Why it is range of 0 to 8 ?

posted Jun 10, 2019 by Himani

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1 answer

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

posted Apr 8, 2019 by Himani

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What is the RTT delay in UL 5G?Can gNB sends ack/nack for UL data in same SF?

posted Mar 28, 2019 by Ankit Mishra

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Why Non adaptive transmission applicable only in UL?

posted Mar 19, 2019 by Himani

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LTE why RB is the smallest schedulable unit

posted Mar 16, 2019 by anonymous

+1 vote

1 answer

How ENB decides the size of Group A and Group B?

posted Mar 12, 2019 by Himani

+1 vote

1 answer

What is the behavior of MAC if partial demux fails?

posted Mar 12, 2019 by Himani

+1 vote

1 answer

Is it possible to send NACK in PHICH and new DCI with NDI toggled?

posted Mar 11, 2019 by Jaganathan

0 votes

1 answer

What are the transmission mode enb sends to UE in RRC connection setup and rrc connection reconfiguration?

posted Mar 7, 2019 by Gnanendra Reddy

0 votes

1 answer

How ENB decides the grant size to be given in MSG3?

posted Mar 1, 2019 by Charan Shah

0 votes

1 answer

2*2 and 4*2 MIMO for throughput test

posted Feb 28, 2019 by anonymous

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1 answer

Is it possible to initiate RACH in SUL of NR?

posted Feb 28, 2019 by Jaganathan

+1 vote

1 answer

Does UE supports measurement report in case of non mobility type?

posted Feb 25, 2019 by Jaganathan

+2 votes

1 answer

How many times paging can be re transmitted in RAN?

posted Jan 23, 2019 by Jaganathan

0 votes

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How Many slots can be configured per SF in NR?

posted Dec 11, 2018 by Bharat Kumar

+2 votes

1 answer

What is redundancy version used in every Non adaptive retransmission in LTE ?

posted Dec 7, 2018 by Jaganathan

0 votes

1 answer

How frequently an LC can be scheduled? Is there any restriction of scheduling LC in every SF?

posted Nov 22, 2018 by Himani

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1 answer

How UE decides BWP on activated Scell's?

posted Nov 10, 2018 by Ankit Mishra

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1 answer

Can UE ask recommended bit rate MAC CE from ENB? Or is in only one way?

posted Nov 7, 2018 by Jaganathan

+1 vote

1 answer

What is TCI state in UE MAC CE?

posted Oct 30, 2018 by Himani

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How UE detects Beam failure instance?

posted Oct 30, 2018 by Himani

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1 answer

How UE behaves If UE receives BWP switching while RACH is ongoing?

posted Oct 29, 2018 by Jaganathan

0 votes

1 answer

Can ue monitor the PDCCH after SR transmission in DRX mode?

posted Oct 24, 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

+1 vote

1 answer

When Measurement gap and HARQ feedback collides will UE does adaptive HARQ or non adaptive HARQ?

posted Oct 5, 2018 by Jaganathan

+2 votes

1 answer

Is it mandatory to monitor PDCCH if cross carrier scheduling in enabled?

posted Sep 25, 2018 by Ankit Mishra

+2 votes

1 answer

Can UE monitor RAR in measurement Gap?

posted Sep 21, 2018 by Jaganathan

+2 votes

1 answer

Why in RLC layer Seq. numbering is given to RLC SDU's and not to RLC PDU's?

posted Sep 21, 2018 by Mayur Jivanrao Nakade

0 votes

1 answer

How UE will ask grant to send only HARQ,if there is no other data to send from UE?

posted Sep 7, 2018 by Dhianesh

+2 votes

1 answer

Why do we need an RACH in RN in LTE?

posted Sep 4, 2018 by Jaganathan

0 votes

1 answer

Is CRNTI same for all the secondary cell or different for each secondary cell?

posted Aug 28, 2018 by Rohit Verma

+2 votes

1 answer

If Measurement Gap and paging cycle collide how UE will handle?

posted Aug 27, 2018 by Akhilesh

+1 vote

1 answer

How long does ENB will hold the contention free pramble in Target ENB?

posted Aug 16, 2018 by Himani

+3 votes

1 answer

After TA command from ENB How UE applies?

posted Aug 13, 2018 by Akhilesh