Recent posts under tag lte

+2 votes

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LTE: How many control format messages have been defined for uplink channels ?

posted Oct 10, 2016 by Vikram Singh

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LTE: Is the position of PHICH and PCFICH in a sub frame fixed or varies per sub frame ?

posted Oct 9, 2016 by Vikram Singh

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LTE: Is there any commercial LTE network exists in the world which supports Inter-PLMN handover ?

posted Oct 8, 2016 by Neelam

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LTE: Why sub-carrier spacing is kept 15 Khz in LTE ?

posted Oct 8, 2016 by Neelam

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LTE: How UE detects uplink synchronization failure and how does it re-synchronize ?

posted Oct 8, 2016 by Vikram Singh

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LTE: Why LTE works at the granularity of 1 ms (sub frame level) not at the slot level i.e 0.5 ms ?

posted Oct 8, 2016 by Vikram Singh

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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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F-Container field in Forward Access Context Notification message

posted Oct 6, 2016 by Mohanraj R

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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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Roaming scenario hplmn to vplmn changing time there plmn how change is happen

posted Oct 5, 2016 by anonymous

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when periodicPHR-Timer, prohibitPHR-Timer will get start and expire? What is dl-PathlossChange?

posted Oct 5, 2016 by Sneha Maganahalli

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How TB can be formed with Scheduling of 4 UEs Data in Particular TTI?

posted Oct 5, 2016 by Suchakravarthi Sripathi

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What is downlink assignment in LTE?

posted Oct 5, 2016 by Sneha Maganahalli

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LTE: What F bit field signify in MAC sub header ?

posted Oct 4, 2016 by Vikram Singh

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Can anyone please explain briefly PDCP re-establishment support & retransmission of PDCP SDU at handover in RLC AM mode?

posted Oct 4, 2016 by Bhagyashree R

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How UE will identify whether it is using MIMO or not?

posted Oct 4, 2016 by Bhagyashree R

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How to determine whether a slot is having 7 symbols(for normal CP) or 6 symbols(for extended CP)?

posted Oct 4, 2016 by Bhagyashree R

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How can we check the position of PSS and SSS?

posted Oct 4, 2016 by Bhagyashree R

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

posted Oct 4, 2016 by Harshita

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How UE can listen to the paging messages at the time of DRX cycles?

posted Oct 3, 2016 by Sneha Maganahalli

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How MME will handle the paging messages related to many UEs?

posted Oct 3, 2016 by Sneha Maganahalli

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Is there any relation between MME pool area and SGW service area?On which factor a SGW is selected for a particular MME?

posted Oct 2, 2016 by Bhagyashree R

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How MME selects P-GW?

posted Oct 2, 2016 by Bhagyashree R

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Who will assign max bit rate for uplink and downlink?guranteed bit rate for UL and DL?

posted Oct 2, 2016 by Sneha Maganahalli

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LTE: What type of data is considered for transparent mode (TM) transmission in LTE RLC ?

posted Oct 1, 2016 by Rupam

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

posted Oct 1, 2016 by Ganesh

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LTE- how much percent of throughput affected due to measurement gap in lte

posted Sep 30, 2016 by anonymous

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LTE: What is the security gateway and where it is used in the LTE network ?

posted Sep 30, 2016 by Rupam

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LTE: Which network node converts PS call to CS call in the LTE network ?

posted Sep 30, 2016 by Rupam

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LTE: I want to know if DRX parameters are only configured by the network or it can be modified by user?

posted Sep 29, 2016 by anonymous

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LTE: Why security header type is defined "1100" only for a special NAS message i.e Service Request message ?

posted Sep 28, 2016 by Neelam

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How many RBs required to send a single DCI to a perticular UE?

posted Sep 28, 2016 by Suchakravarthi Sripathi

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In LTE-WCDMA handover, should the new PDP context be activated again or the old one modified/updated?

posted Sep 28, 2016 by anonymous

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LTE: In which particular message of the attach procedure the enb will come to know the SGW ip-address?

posted Sep 28, 2016 by Sneha Maganahalli

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LTE: Does the eNodeB change transmission mode per TTI for an user or it can be semi-static?

posted Sep 28, 2016 by Rupam

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Is it possible inter frequency handover from one LTE Band to another band while using data?

posted Sep 28, 2016 by Agustin Srur

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Can any one tell in which scenario we will use spatial multiplexing and transmit diversity?

posted Sep 27, 2016 by Bhagyashree R

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Why code rate is fixed to 1/3 in LTE?

posted Sep 27, 2016 by Bhagyashree R

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please explain re-establishment procedure for AM mode in enodeb Layer-2?

posted Sep 27, 2016 by Suchakravarthi Sripathi

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What is the maximum value of APN-AMBR and UE-AMBR in LTE?

posted Sep 27, 2016 by Bhagyashree R

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LTE: What capabilities UE should support in order to receive SRVCC or CSFB based voice call ?

posted Sep 27, 2016 by Vikram Singh

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Can two or more SGW be connected with each other in LTE-EPC

posted Sep 26, 2016 by anonymous

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LTE- why RV version sequence is 0 2 3 1 in UL where as its 0 1 2 3 in DL

posted Sep 26, 2016 by anonymous

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Why we need msisdn when we have imsi?

posted Sep 26, 2016 by Sneha Maganahalli

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What is transport level packet marking in UL and DL? This is one of the functions of SGW.

posted Sep 26, 2016 by Bhagyashree R

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Which interface supports non-3GPP access in LTE?

posted Sep 26, 2016 by Bhagyashree R

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Till when the eNB-S1AP ID is stored in the MME? and till when the MME-S1AP-ID is stored in the eNB?

posted Sep 26, 2016 by Sneha Maganahalli

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Does all ps domain architectures have fallback compatibility with cs domain?

posted Sep 26, 2016 by Bhagyashree R

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Can anyone tell in brief what is T1, E1 carrier system and how E1 replaced by ethernet??

posted Sep 26, 2016 by Sneha Maganahalli

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How present LTE architecture supports older architecture?

posted Sep 26, 2016 by Bhagyashree R