Recent posts under tag mac

+1 vote

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Does ENB sends CRM and connection setup complete in same SF ?

posted Mar 19, 2018 by Himani

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contention free preambles lies under which preamble group ?

posted Mar 19, 2018 by Himani

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What is the behavior if ENB gives less grant in RACH response ?

posted Mar 16, 2018 by Himani

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How UE gets the value of BI in lte?

posted Mar 15, 2018 by Himani

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Does NR support sending ACK/NACK in same SF of data reception?

posted Mar 14, 2018 by Ankit Mishra

+2 votes

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Is transmit diversity available in NR?

posted Mar 13, 2018 by Jaganathan

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Does HARQ and msg3 buffers are same in LTE?

posted Mar 13, 2018 by Akhilesh

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Why do we have two following IE in 5G?

posted Mar 12, 2018 by Akhilesh

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How Enb will release SPS implicitly?Which parameter qualifies it?

posted Mar 12, 2018 by Akhilesh

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what will happen if previous harq gives NACK and cs-rnti is overrided by c-rnti ?

posted Mar 12, 2018 by Dhianesh

+4 votes

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UE harq process in 5G-NR is asynchronous or synchronous ?

posted Mar 9, 2018 by Dhianesh

+2 votes

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What is the meaning of special cell in dual connectivity?

posted Mar 9, 2018 by Jaganathan

+1 vote

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Does SI request RACH happens using contention free or contention based in NR?

posted Mar 7, 2018 by Jaganathan

+2 votes

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Why handover is needed in intra ENB ?

posted Mar 6, 2018 by Jaganathan

+1 vote

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Why UE selects same preamble group after MSG1 failure ?

posted Mar 1, 2018 by Ankit Mishra

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2 answers

What are all the scenario UE triggers PHR?

posted Feb 28, 2018 by Charan Shah

+1 vote

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Can we retransmit MSG1 with same preamble index?

posted Feb 28, 2018 by Akhilesh

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2 answers

Does frequency hopping supported in NR?

posted Feb 26, 2018 by Jaganathan

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What is the SIB message size allowed in FAPI Release above 14?

posted Feb 22, 2018 by Jaganathan

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Will ENB gives HARQ ID in every DCI0 ?

posted Feb 21, 2018 by Akhilesh

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1 answer

How ACK/NACK will be handled when TTI bundling is enabled?

posted Feb 21, 2018 by Himani

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1 answer

What is the difference between ACK/NACK bundling and multiplexing ?

posted Feb 15, 2018 by Ankit Mishra

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1 answer

What is ACK/NACK bundling in LTE?

posted Feb 14, 2018 by Ankit Mishra

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How many slots UE repeats UCI in PUCCH?How UE will get to know this repetition?

posted Feb 14, 2018 by Jaganathan

+2 votes

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How many PUCCH formats are in NR?

posted Feb 13, 2018 by Jaganathan

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What is the UL BWP for the msg3 transmission in NR?

posted Feb 13, 2018 by Jaganathan

+1 vote

1 answer

Can UE trigger RLF on Secondary cells on scell group?

posted Feb 10, 2018 by Jaganathan

+2 votes

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What is BWP common DL& UL configuration in NR?

posted Feb 1, 2018 by Jaganathan

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1 answer

What is the use of long truncated BSR in NR?

posted Jan 30, 2018 by Ankit Mishra

+1 vote

1 answer

What is new carrier type in LTE?

posted Jan 29, 2018 by Jaganathan

+2 votes

1 answer

Why PDCP duplication is activated from MAC in NR?

posted Jan 25, 2018 by Rohit Verma

+2 votes

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Why there is no padding BSR in NR?

posted Jan 25, 2018 by Rohit Verma

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1 answer

Why RAR contains only RAPID PDU?In which scenario gNB gives this PDU?

posted Jan 24, 2018 by Himani

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What is the use drx-SlotOffset parameter in 5G?

posted Jan 19, 2018 by Jaganathan

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What is the use of lcp-maxPUSCH-Durartion in MAC?

posted Jan 19, 2018 by Jaganathan

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What is lcp-allowedSCS in LCP configuration?

posted Jan 18, 2018 by Jaganathan

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1 answer

What is the duration of Each SS Block and SS burst in 5G?

posted Jan 18, 2018 by Jaganathan

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What is the use of the following parameter "csirs-dedicatedRACH-Threshold" ?

posted Jan 17, 2018 by Jaganathan

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What is the difference between single PHR and multi PHR MAC CE?

posted Jan 12, 2018 by Jaganathan

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When configured grant MAC CE will be used?

posted Jan 11, 2018 by Jaganathan

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What is configured grant type 1 and type 2 in uplink?

posted Jan 10, 2018 by Jaganathan

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SPS configuration for each BWP is different or same ?

posted Jan 10, 2018 by Jaganathan

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How multiple SR will be handled?

posted Jan 9, 2018 by Jaganathan

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Why Beam forming recovery Rach response is scrambled with CRNTI?

posted Jan 8, 2018 by Jaganathan

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Is it mandatory that Beam failure recovery should use contention free RACH in 5G?

posted Jan 8, 2018 by Jaganathan

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What happens at UE side once it detects Beam failure in 5G?

posted Jan 5, 2018 by Jaganathan

+2 votes

1 answer

Can more than one QOS flow data flows into the single DRB in 5G?

posted Jan 3, 2018 by Himani

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Does one PDU session has multiple DRB flow in 5G?

posted Jan 3, 2018 by Himani

+1 vote

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What is the use of I-RNTI in 5G?

posted Jan 1, 2018 by Jaganathan

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Can we apply packet duplication rules to SRB's in 5G?

posted Dec 29, 2017 by Jaganathan