Most voted questions under tag mac

+8 votes

1 answer

LTE: what are the actions taken by L2 layers while handling RRC Re-establishment ?

posted Nov 10, 2013 by Vimal Kumar Mishra

+7 votes

1 answer

How to get eclipse ADT Bundle link?

posted Feb 1, 2016 by Fay Paul

+7 votes

3 answers

LTE: Difference between Adaptive and non-adaptive HARQ ?

posted Dec 6, 2013 by Vimal Kumar Mishra

+7 votes

1 answer

LTE: Difference between synchronous and asynchronous harq ?

posted Dec 6, 2013 by Vimal Kumar Mishra

+7 votes

0 answers

Can anyone elaborate about Proportional fair scheduler for LTE?

posted Nov 19, 2013 by Shekhar P

+7 votes

1 answer

LTE: How Beam forming works when it is needed and possible variations if possible ?

posted Oct 29, 2013 by Vikram Singh

+6 votes

3 answers

LTE: How an UE get to know cell is running on MIMO mode or not ?

posted Feb 5, 2014 by Harshita

+6 votes

1 answer

LTE: What exactly ENB does after getting SRS from any UE ?

posted Dec 5, 2013 by Shekhar P

+6 votes

1 answer

LTE: Difference between virtual and physical resource allocation schemes ?

posted Oct 31, 2013 by Neeraj Mishra

+6 votes

1 answer

LTE:What is the smallest unit the scheduler can allocate? What is the name of that unit?

posted Oct 30, 2013 by Ganesh Kumar

+5 votes

3 answers

In LTE does UE performs contension based RACH or contension free RACH for UE uplink sync?

posted Feb 17, 2017 by Prabhavathi

+5 votes

1 answer

Why does lte support only 64 preamble sequences ?

posted Nov 5, 2014 by Neeraj Mishra

+5 votes

1 answer

Is there different types of HARQ in LTE?

posted Mar 12, 2014 by Parampreet Kaur

+5 votes

1 answer

How the Symbols sent in a slot with perfect timing in LTE ???

posted Feb 24, 2014 by Amit Sharma

+5 votes

1 answer

Why we need both MAC HARQ Re-transmission & ARQ Re-transmission?

posted Dec 9, 2013 by anonymous

+5 votes

1 answer

LTE: How does UE PHY designed to work on multi mode (GSM/3G/LTE) ?

posted Nov 10, 2013 by Vimal Kumar Mishra

+4 votes

1 answer

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

posted Mar 9, 2018 by Dhianesh

+4 votes

2 answers

What is logical channel prioritization and how does it work ?

posted Mar 22, 2015 by Harshita

+4 votes

1 answer

LTE: What type of MCS is being used for MBMS data ?

posted Apr 17, 2014 by Harshita

+4 votes

2 answers

LTE: What is the mean of suspending and resuming bearers ?

posted Nov 13, 2013 by Ganesh Kumar

+4 votes

1 answer

LTE: Why does uplink support only resource allocation type 2 ?

posted Nov 7, 2013 by Vikram Singh

+4 votes

2 answers

LTE: Difference between closed loop MIMO and open loop MIMO ?

posted Nov 5, 2013 by Ganesh Kumar

+4 votes

2 answers

LTE: What is the basic difference Resource Allocation type 0 and 1 ?

posted Oct 31, 2013 by Neeraj Mishra

+3 votes

1 answer

After TA command from ENB How UE applies?

posted Aug 13, 2018 by Akhilesh

+3 votes

1 answer

LTE: Can anyone list down the procedures defined at the MAC layer ?

posted Jul 10, 2018 by Harshita

+3 votes

1 answer

If UE gets more grant in SR request will UE send BSR still ?

posted Jul 6, 2018 by Ankit Mishra

+3 votes

1 answer

Why do we need long DRX CE over DRX CE in LTE?

posted Dec 5, 2017 by Karan Patel

+3 votes

1 answer

Can we send UL data in Dual connectivity of Rel12?Why in Rel 12 they were not speaking about UL dual connectivity?

posted Nov 13, 2017 by Rohit Verma

+3 votes

1 answer

Are we having dedicated signaling channel in secondary cell group of Rel14?

posted Jun 30, 2017 by Jaganathan

+3 votes

1 answer

What is V-RNTI in LTE and When it is used?

posted Jun 28, 2017 by Jaganathan

+3 votes

1 answer

Why do we need HIDCI and UL-CONFIG message in FAPI? because both are carrying UL allocation information.

posted Jun 7, 2017 by Himani

+3 votes

1 answer

How harq feedback is considred by eNB in measurement-gap?

posted Dec 6, 2016 by Sneha Maganahalli

+3 votes

1 answer

LTE: Does the eNodeB inform UE to use a specific MCS for the allocated resource in PUSCH ?

posted Oct 13, 2016 by Harshita

+3 votes

2 answers

LTE: Is there any relationship between pre-coding matrix index and rank index ?

posted Sep 25, 2016 by Ganesh

+3 votes

0 answers

eNodeB planning by bandwidth

posted Jul 2, 2016 by Tuan Anh Bui Pham

+3 votes

0 answers

What are different Scenarios Forced Ack should be send in case of Measurement Gaps are enabled?

posted Apr 28, 2016 by Suchakravarthi Sripathi

+3 votes

1 answer

LTE: What is transmit diversity and what are the advantages of having it in LTE technology ?

posted Apr 9, 2016 by Harshita

+3 votes

1 answer

How MAC will schedule PCCH message with ETWS or Sys info change(for the UEs which are in IDLE)?

posted Dec 6, 2015 by Badikela Mahesh

+3 votes

0 answers

LTE: MAC TB1 is of length more than 56-bits for contention resolution?

posted Sep 3, 2015 by anonymous

+3 votes

1 answer

Does any change require in MAC layer when a cell is shared by multiple core network in case of MOCN ?

posted Jul 9, 2015 by Alok

+3 votes

0 answers

What is the difference between MAC reset and RRC_IDLE in LTE?

posted Jul 2, 2015 by anonymous

+3 votes

0 answers

In LTE, if MAC keeps on toggling between "in_sync" snd "out_sync" states, what action should L3 take?

posted Jun 19, 2015 by Sourav Mondal

+3 votes

1 answer

Why is the Mac OS X version always way behind the latest Git version?

posted Apr 13, 2014 by Sanketi Garg

+3 votes

1 answer

Functions and services of MAC layer in LTE?

posted Mar 19, 2014 by Dilbagh

+3 votes

1 answer

What is meaning of PHICH Config present in MIB ??

posted Feb 27, 2014 by Amit Sharma

+3 votes

1 answer

LTE: How MAC layer behaves for Multicast data under MBMS services ?

posted Jan 21, 2014 by Vimal Kumar Mishra

+3 votes

1 answer

What is the relation between primary, secondary and serving cells LTE?

posted Oct 5, 2013 by Vimal Kumar Mishra

+3 votes

2 answers

Is there any impact of PHR (Power Head Room) on the data throughput ?

posted Sep 29, 2013 by Ganesh Kumar

+3 votes

2 answers

Is there any interface between MAC-PDCP?

posted Aug 22, 2013 by Naveena Garg

+3 votes

0 answers

Any ideas on updating contact pictures in mac mail using a plugin?

posted Jul 12, 2013 by Manish Rajpal