Recent posts under tag mac

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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

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How a UE determines which DCI format to use to decode DCI?

posted Sep 24, 2019 by Debasis Mohapatra

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What RNTI UE uses while monitoring Beam failure rach response?

posted Aug 28, 2019 by Jaganathan

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Does UE monitor PDCCH if the active timer expires in middle of PDCCH occasion?

posted Aug 19, 2019 by Jaganathan

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What is HARQ bundling in NR?

posted Aug 14, 2019 by Jaganathan

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Why TTI bundling is not supported in RN ?

posted Aug 5, 2019 by Jaganathan

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Does MAC gets duplicate TB?

posted Aug 5, 2019 by Jaganathan

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5GNR: CORESET#0 CONFIGURATION

posted Jul 21, 2019 by Sudhanshu Kumar Srivastav

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What are all the supported RAT types in NR?

posted Jul 17, 2019 by Jaganathan

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what is non slot based scheduling in 5G?

posted Jul 11, 2019 by Jaganathan

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What is the state of UE if the RLC UM Max HARQ re transmission fails?

posted Jul 11, 2019 by Charan Shah

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Does UE gets data from SRB1 and SRB2 in a same SF?

posted Jun 17, 2019 by Sakshi Rai

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why SRB2 is implemented though ue have SRB 0,1 in LTE ?

posted Jun 14, 2019 by anonymous

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

posted Jun 10, 2019 by Himani

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when UE ignores Timing Advance ?

posted Jun 4, 2019 by Sushant Bose

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Does Other UE knows, whether its a Contention Based or Non-Contention based procedure ?

posted Jun 4, 2019 by Sushant Bose

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What will be the MSG3 if RACH triggered to get an UL grant alone?

posted May 21, 2019 by Jaganathan

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Why there is no NDI in DCI1A for CRNTI?

posted May 14, 2019 by Akhilesh

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Is Logical channel prioritization confined for only three channels like CCCH,DCCH and BCCH?

posted May 9, 2019 by Manjula R

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What is the modulation scheme used in EPDCCH?

posted Apr 26, 2019 by Himani

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What is the priority in allocating CCE to an UE?

posted Apr 25, 2019 by Ankit Mishra

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Can ENB receive data during UE's DRX off duration?

posted Apr 24, 2019 by Ankit Mishra

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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

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Why do we need TB size in DCI0?

posted Mar 14, 2019 by Jaganathan

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What is the RACH PRB size for the NR cell ?Is it same as LTE?Is so what is the sub carrier spacing?

posted Mar 13, 2019 by Himani

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

posted Mar 12, 2019 by Himani

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What is the behavior of MAC if partial demux fails?

posted Mar 12, 2019 by Himani

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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

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

posted Mar 11, 2019 by Jaganathan

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What is the use case for sending ACK in PHICH and same DCI with NDI not toggled?

posted Mar 7, 2019 by Jaganathan

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

posted Mar 7, 2019 by Gnanendra Reddy

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How to enable MIMO with single Rank indicator?

posted Mar 5, 2019 by Jaganathan

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Is it possible to bundle the ACK/NCK in sngle SF?

posted Mar 5, 2019 by Ankit Mishra

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What is the use of HARQ-ACK resource offset in EPDCCH?

posted Mar 4, 2019 by Ankit Mishra

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

posted Mar 1, 2019 by Charan Shah

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

posted Mar 1, 2019 by Jaganathan

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2*2 and 4*2 MIMO for throughput test

posted Feb 28, 2019 by anonymous

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Is it possible to initiate RACH in SUL of NR?

posted Feb 28, 2019 by Jaganathan

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What us the use of scalingFactorBI in RACH configuration ?

posted Feb 28, 2019 by Jaganathan

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What if non mobility UE moves out of Cell coverage area, will there be any Emergency HO?

posted Feb 25, 2019 by Jaganathan

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

posted Feb 25, 2019 by Jaganathan

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Did non mobility UE supports adaptive tranamission in UL & DL?

posted Feb 24, 2019 by Jaganathan

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

posted Feb 5, 2019 by Jaganathan

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Can we use adaptive transmission in NR cell with NSA?

posted Feb 4, 2019 by Jaganathan

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How RAN handles URLLC?

posted Jan 24, 2019 by Jaganathan

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How DSCP marking in packets improves the QOS in RAN?

posted Jan 23, 2019 by Jaganathan

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How many times paging can be re transmitted in RAN?

posted Jan 23, 2019 by Jaganathan