Most voted questions under tag mac

+1 vote

1 answer

LTE: How connected mode DRX and Idle mode DRX are configured ?

posted Oct 20, 2017 by Ganesh

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0 answers

How to achieve 4 * 4 MIMO in 2 antenna configuration?

posted Sep 26, 2017 by Dheerendra

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1 answer

UE activity in DRX On duration?

posted Sep 15, 2017 by Bharat Kumar

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1 answer

Why do you need ARQ retransmission?

posted Sep 8, 2017 by Himani

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1 answer

Why does RLC retransmitting its PDU after MAX HARQ retx , why not after first HARQ NACK ?

posted Sep 8, 2017 by Himani

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1 answer

After reaching max HARQ retransmission still UE retransmitting the TB?

posted Sep 5, 2017 by Himani

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2 answers

What is MAC configuration?When RRC will configure MAC ,Is it for every UE ?

posted Sep 4, 2017 by Himani

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0 answers

what is single-cluster SC-FDM constraint ?

posted Aug 24, 2017 by Prabhavathi

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what is dedicated broadcast harq process ?

posted Aug 24, 2017 by anonymous

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1 answer

does seperate harq process exists for BCH?

posted Aug 24, 2017 by anonymous

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What is transparent MAC in 5G and which scenario it is used?

posted Aug 7, 2017 by Jaganathan

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Why SPS is mostly used in UL communication, Why not widely used in DL communication?

posted Aug 4, 2017 by Sakshi Rai

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2 answers

Is it possible to aggregate two different ENB with two different Bands in LTE?

posted Jul 27, 2017 by Akhilesh

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0 answers

What is PHY/MAC parallel processing in 5G NR?

posted Jul 6, 2017 by Jaganathan

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Why UL CE is added only in end of MAC PDU of NR?

posted Jul 6, 2017 by Jaganathan

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0 answers

What are all parameters considered while scheduling D2D channel?

posted Jul 4, 2017 by Jaganathan

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What is MAC CE ordering in 5G?

posted Jun 30, 2017 by Jaganathan

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1 answer

What is split Bearer in MAC and How it works?

posted Jun 29, 2017 by Jaganathan

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0 answers

What is Multi-tone MSG3 transmission in LTE?

posted Jun 23, 2017 by Jaganathan

+1 vote

1 answer

What is PDU filtering in MAC Rel14?

posted Jun 23, 2017 by Jaganathan

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1 answer

Why UL MIMO is not used widely? Why UL MIMO is only 4 * 4?

posted Jun 13, 2017 by Dheerendra

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1 answer

Why HARQ ACK delay is 3ms?

posted Jun 5, 2017 by Ankit Mishra

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2 answers

Why we need MAC to PHY interface in LTE? Why we dont have standard interface between other layers ?

posted Jun 2, 2017 by Himani

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2 answers

In LTE FDD MODE if uplink and downlink band width are different then how the UE will know about that ?

posted May 31, 2017 by anonymous

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2 answers

why QPSK modulation scheme is used for all control channels in LTE ?

posted May 27, 2017 by anonymous

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0 answers

Why RLCID is needed?

posted May 15, 2017 by Dheerendra

+1 vote

2 answers

LTE: Why padding is required in MAC layer.

posted Mar 24, 2017 by Rohit Verma

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2 answers

LTE: How UE will detect Paging message when UE in IDLE mode

posted Mar 24, 2017 by Rohit Verma

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1 answer

How many times UE can ask SR for uplink grant is there any limit for SR for uplink grant?

posted Mar 21, 2017 by Karan Patel

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1 answer

In downlink, does RLC forms different PDUs for each UE scheduled to receive data this TTI or just a single PDU?

posted Feb 20, 2017 by Mayank Gupta

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1 answer

LTE: Scheduling of mac grant

posted Jan 23, 2017 by anonymous

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1 answer

What is the difference between On duration timer and inactivity timer?when UE will start these timers?

posted Nov 28, 2016 by Gnanendra Reddy

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1 answer

LTE: What is the use of PHR in LTE MAC ?

posted Nov 27, 2016 by Ganesh Kumar

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1 answer

LTE: What all parameters are considered by an eNodeB to allocate the PUSCH resources for an UE ?

posted Nov 26, 2016 by Ganesh Kumar

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1 answer

LTE: What things need to be implemented in LTE MAC layer to make it MBMS capable ?

posted Oct 24, 2016 by Rupam

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2 answers

LTE: Does the eNodeB schedule data for an UE in a particular sub frame allocated for the MBMS data transmission ?

posted Oct 22, 2016 by Rupam

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3 answers

what is MBSFN feature in LTE?

posted Oct 14, 2016 by Sneha Maganahalli

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1 answer

When UE will use Adaptive retransmission and non-adaptive retransmission in LTE MAC Layer?

posted Oct 6, 2016 by Sneha Maganahalli

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1 answer

How token Bucket Alogorithm is applied to the logical channels of MAC layer in LTE?

posted Oct 6, 2016 by Sneha Maganahalli

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1 answer

LTE: How many types of headers are supported by MAC Layer in LTE network ?

posted Oct 4, 2016 by Harshita

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1 answer

LTE: What are the functions performed by MAC layer in LTE ?

posted Oct 1, 2016 by Ganesh

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1 answer

LTE: What things are considered when defining logical channel groups for established logical channel ids ?

posted Sep 25, 2016 by Vikram Singh

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1 answer

LTE: Due to which parameter or protocol layer, LTE puts restriction of having maximum 8 bearers per UE ?

posted Sep 17, 2016 by Harshita

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1 answer

Why UE will not report BSR for each logical channel instead of LogicalChannelGroup?

posted Sep 15, 2016 by Gnanendra Reddy

+1 vote

1 answer

LTE: How does channel quality indicator value impact downlink and uplink resource scheduling for an UE ?

posted Sep 1, 2016 by Ganesh

+1 vote

2 answers

LTE: On what basis either dB or dBm is considered as a measurement unit ?

posted Aug 9, 2016 by Ganesh

+1 vote

1 answer

What is msg3 buffer in Random Access?

posted Jun 22, 2016 by Sivakumar.d

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0 answers

To Measurement gaps implementation(TDD) in MAC layer, please provide some references?

posted Apr 18, 2016 by Suchakravarthi Sripathi

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2 answers

LTE-Advanced: Is it necessary primary cell and secondary cells should have same coding and modulation schemes?

posted Mar 8, 2016 by Harshita

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0 answers

Will ubuntu 16.04 support single boot on mac air?

posted Feb 29, 2016 by anonymous