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Recent posts under tag wcdma

0 votes
0 answers
what parameters should I set in sib 1, 3 (wcdma) so that the UE stays on NodeB as long as possible?
posted May 5, 2020 by Sergei
  • 3g
  • wcdma
0 votes
0 answers
Can anyone please clarify to me the scenario of a measurement based redirection from lte to wcdma?
posted Aug 31, 2018 by anonymous
  • lte
  • wcdma
+1 vote
0 answers
How to check in SIB5, How many SCCPCH which carry a PCH ? While calculating the PO in WCDMA.
posted Feb 25, 2018 by Lalatendu Pothal
  • wcdma
  • lte
0 votes
1 answer
WCDMA 2100 MHz Coverage Strong or LTE FDD 1800 MHz
posted Jan 17, 2018 by anonymous
  • lte
  • wcdma
+1 vote
0 answers
csfb to wcdma when no PSHO supported.
posted Feb 8, 2017 by Hari Oum
  • lte
  • enodeb
  • umts
  • wcdma
  • rrc
0 votes
0 answers
In LTE-WCDMA handover, should the new PDP context be activated again or the old one modified/updated?
posted Sep 28, 2016 by anonymous
  • lte
  • handover
  • pdp
  • wcdma
  • umts
+2 votes
0 answers
Cell change order scenario in UMTS/ LTE ?
posted Aug 2, 2016 by anonymous
  • lte
  • umts
  • handover
  • interview questions
  • wcdma
+1 vote
2 answers
What are the protocols available on Node B and RNC side in UMTS protocol stack?
posted Aug 2, 2016 by Arijit Chakraborty
  • interview questions
  • protocol
  • umts
  • wcdma
+2 votes
0 answers
What is difference between PS data and HSDPA/HSUPA data in LTE and 3G?
posted Sep 16, 2015 by Gnanendra Reddy
  • lte
  • wcdma
  • umts
+1 vote
1 answer
PS HO for LTE to 3G failing for RLC UM not supported UE
posted Sep 9, 2015 by Bijit Deb
  • lte
  • mme
  • wcdma
  • handover
+2 votes
1 answer
advantages and disadvantages of 16 QAM,64 QAm,256 QAM each and applications of each technique.
posted Aug 2, 2015 by anonymous
  • lte
  • gsm
  • cdma
  • radio
  • wcdma
+1 vote
1 answer
Applications of each QAM (16 QAM,64 QAM, 256 QAM) techniques.
posted Aug 2, 2015 by anonymous
  • lte
  • gsm
  • wcdma
  • radio
0 votes
Engineer at Qualcomm
posted Feb 23, 2015 by anonymous
+3 votes
1 answer
UMTS: adjcent cells are separated in umts by 512 scrambling Gold codes, are these 512 codes orthogonal?
posted Aug 16, 2014 by Mohammad Alsharif
  • umts
  • 3g
  • wcdma
  • cdma
+2 votes
1 answer
Please share the PRACH message structure with me, where it is accessing the time slot ?
posted May 30, 2014 by Simranjeet Singh
  • wcdma
+1 vote
1 answer
These Radio terms RAB, RB and RL in WCDMA, can someone define these in short ?
posted May 30, 2014 by Simranjeet Singh
  • wcdma
+1 vote
Comparison of 8-QAM, 16-QAM, 32-QAM, 64-QAM 128-QAM, 256-QAM, etc
posted May 16, 2014 by Vikram Luthra
+6 votes
1 answer
Why Telecom have -48V DC power supply?
posted Feb 12, 2014 by Iti Jindal
  • gsm
  • wcdma
  • lte
+11 votes
0 answers
What is RLC throttling in WCDMA/UMTS and what is the condition to trigger this?
posted Feb 7, 2014 by Hiteshwar Thakur
  • umts
  • wcdma
  • lte
  • rlc
+9 votes
1 answer
S1-AP reset or ENodeB behavior once receiving the release context with Detach reason ?
posted Feb 7, 2014 by Hiteshwar Thakur
  • lte
  • enodeb
  • rrc
  • umts
  • wcdma
+10 votes
1 answer
How to get a paging frame when the user has moved out from No network Coverage ?
posted Feb 6, 2014 by Hiteshwar Thakur
  • lte
  • gsm
  • umts
  • cdma
  • wcdma
+7 votes
1 answer
UMTS: What is a Dual Transfer Mode (DTM) Handover?
posted Oct 25, 2013 by Neeraj Mishra
  • umts
  • ue
  • wcdma
+3 votes
1 answer
What is meant by Compressed Mode and their Techniques?
posted Sep 25, 2013 by Giri Prasad
  • rrc
  • umts
  • ue
  • wcdma
...