Most answered questions under tag 5g

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Why there is a change in Max PLMN support in NR?What factor decides this count?

posted Jul 17, 2020 by Dheerendra

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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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What is the use of UE capability IE channelBW-90mhz in NR? Where it is used?

posted Jul 14, 2020 by Bharat Kumar

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How to request CQI for particular carrier? If 5CC is configured?

posted Jul 13, 2020 by Bharat Kumar

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What is the meaning of BEAM refinement? How does this improves the Beam quality?

posted Jul 10, 2020 by Bharat Kumar

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What is Beam management Process P1,P2,P3?

posted Jul 10, 2020 by Bharat Kumar

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Why there are different type of PUSCH mapping is available?

posted Jul 10, 2020 by Jaganathan

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What is the use of TimeDensity in PTRS configuration?

posted Jul 10, 2020 by Jaganathan

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What is the use of RMSI PDCCH config?

posted Jul 9, 2020 by Bharat Kumar

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What is different Type-X-Pdcch means?Why different types available?

posted Jul 9, 2020 by Bharat Kumar

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What is CFRA parameters in NR? Where it will be used?

posted Jul 8, 2020 by Jaganathan

–1 vote

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What is the relation between QCL and TCI?

posted Jul 7, 2020 by Jaganathan

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How UE Finds the TCI state in NR?

posted Jul 7, 2020 by Jaganathan

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What are all different QCL types are available?

posted Jul 6, 2020 by Jaganathan

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Why MCS table is different for 256QAM modulation in lte? Is there any difference?

posted Jul 1, 2020 by Himani

+1 vote

1 answer

What is OSI Scheduling in NR/5G?

posted Jun 20, 2020 by Dheerendra

+1 vote

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What is the use of UAC algorithm in NR?

posted Jun 19, 2020 by Dheerendra

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What are all Reject NAS cause available in NR?

posted Jun 18, 2020 by Dheerendra

+1 vote

1 answer

What is ka,Q,V,W bands in NR?Why this is not names in numbers?

posted Jun 18, 2020 by Himani

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Can Scell send CA activation MAC CE instead of Pcell?

posted Jun 15, 2020 by Bharat Kumar

+1 vote

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Does paging comes in both Paging search space or common search space of NR?

posted Jun 11, 2020 by Charan Shah

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What is the size of PBCH payload in NR? Is this a fixed size?

posted Jun 11, 2020 by Bharat Kumar

+1 vote

1 answer

Under which condition UE raises synchReconfigFailure while SCG addition?

posted Jun 11, 2020 by Jaganathan

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Do we receive HARQ response for SPS Release?

posted Jun 8, 2020 by Ankit Mishra

+1 vote

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How UE decides the HARQ feedback timing in NR?

posted Jun 4, 2020 by Bharat Kumar

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Why there is no explicit DC carrier in 5G?How UE finds the middle of BW?

posted May 29, 2020 by Bharat Kumar

+1 vote

1 answer

What is difference in Long Preamble vs Short Preamble in NR?

posted May 27, 2020 by Himani

+1 vote

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What is EIRP? How it is used in NR?

posted May 26, 2020 by Jaganathan

+1 vote

1 answer

What is Downlink Preemption in NR?

posted May 26, 2020 by Jaganathan

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5G: In which scenario AMF would include only AMF UE NG-AP ID in the UE Context Release Cmd ?

posted May 25, 2020 by Vimal Kumar Mishra

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5G: How the user plane data flow between CU- UP and DU-UP ?

posted May 22, 2020 by Vimal Kumar Mishra

+1 vote

1 answer

How Mobility is optimized in RRC INACTIVE state?

posted May 19, 2020 by Poonam

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Does Intra Freq eNB has same Pcell ID?

posted May 19, 2020 by Rohit Verma

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What if PUCCH falls on DRX Off period?Will UE able to send the data?

posted May 19, 2020 by Dheerendra

+1 vote

1 answer

Is it mandatory to initiate an RACH in Scell activation during InTra eNB CA?

posted May 18, 2020 by Jaganathan

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1 answer

Why eNB detects DTX instead ACK/NACK? What could be the factor to improve this?

posted May 18, 2020 by Dheerendra

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What if Mobility info Element target cell id is same as Pcell id in received at UE side?

posted May 15, 2020 by Jaganathan

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What happens if Rach fails during Scell Activation?

posted May 15, 2020 by Jaganathan

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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 are all procedures UE follows for RLM?

posted May 7, 2020 by Charan Shah

+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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What is the Pros and cons of estimating UL channel quality with Ul SNR over SRS?

posted Apr 27, 2020 by Jaganathan

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How Frequently eNB should send the TPC or what is the precondition to send?

posted Apr 7, 2020 by Jaganathan

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Can we disable SR during SPS enabled?

posted Apr 3, 2020 by Dheerendra

+2 votes

1 answer

What if the ROHC failed at UE? Will the UE forwards the Data pdu to upper layer?

posted Mar 22, 2020 by Jaganathan

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Can we decrease MCS instead of MAC padding?

posted Mar 18, 2020 by Poonam

+1 vote

1 answer

Does SPS activation/modification goes on CRNTI or SPS RNTI?

posted Mar 11, 2020 by Akhilesh

+1 vote

1 answer

What is the max capacity of VOLTE users in single 20Mhz Cell?

posted Feb 28, 2020 by Charan Shah

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

posted Feb 27, 2020 by Sakshi Rai