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    Re: CA Configuration Mode

    I was working with group based only because although Huawei recommends Adaptive they configured it group based in our network and is works fine, I saw the configuration for both types and I saw that...
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    Download Re: MapBasic V12

    Thank you my friend I looked it up, I was looking for that page because in the past I saw it however cound't find it, thank you for direct link to Pitney, best regards,
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    Download MapBasic V12

    Somebody haves MapBasic V12?, I'll appreciate if somebody can upload that version, best regards,
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    3,673

    Re: 2G Non radio drops

    IP when it works is like a charm, however sometimes it have some troubles that reflect in drop calls, check your IP link for packet losses and as first action do a reset and then wait and see the...
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    Same LAC for 2G/3G or GSM/UMTS

    Somebody knows how to set the same LAC for 2G and 3G with the same CORE, in this case HUAWEI, and differente types of providers for BTS, E*******, and NODE B, HUAWEI.

    I tryied but when I issued...
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    Re: 2G Drop Problem - Please help

    You can check the following things:

    Verify the power settings of Channel Group 0, normally the non-hopping channels, and the other channels, Channel Group 1, etc., maybe they can be different.
    ...
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    Re: Google Earth Pro is now Free

    You must to put your right name like it appears in gmail and try sometimes several times, we get that error in some machines and we keep trying just to get the right answer, we do not give up and...
  8. Thread: Combiner

    by Optimustron
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    2,539

    Re: Combiner

    Hi Friends, this is only an update about of accepted PIM values, this is a criterion from ANRITSU, they said that in order to see if you have a good RF environment you need look at this values if you...
  9. Re: Uplink Interference Complain: What information should be reported

    Makeev, first one, 500 km is very long away in order to produce interference but you can thing about ducting because of presence of sea, although it is a rare phenomenon it may occur, I recommend you...
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    Re: GSM Block Call Problem

    Check if the sector is:

    Defined at MSS/MSC level.
    It's not barred.
    If have at least one SDCCH or the rigth number/capacity.
    The NCCPERM parameter of command RLSSP.
    The AGLBK number less or...
  11. Thread: Combiner

    by Optimustron
    Replies
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    2,539

    Re: Combiner

    We did that work in all our country, we made a spectrum cleareance in order to leave it for UMTS, by the way is better to have UMTS at lower band not upper in order to reduce some problems, specially...
  12. Thread: Combiner

    by Optimustron
    Replies
    6
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    2,539

    Re: Combiner

    All combiners are basically the same, the only real loss is the division of power, if you have two outputs you'll have 3 dB minus almost at each output, If you do the math then when you add the...
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    Question Re: antenna height

    Some time ago I made a drawing to show to new people how to get a better idea of how much you need to put over the roof the center of the antenna as a function of distance from edge of the building,...
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    Re: Routing area on BSC?

    In E******* you only need to put specific RAC in cells if you split a lac in two RA, you have that all cells have RAC 0, but how find the system a single data user it is by means of RAI, this entity...
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    Re: Difference between AFR and CFR

    Ok, that is clear and about that and in that case I can only guess about what I understand, and maybe help you with that. Access is the first stage in a call when you are trying to access the system,...
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    Re: LTE800/CDMA850 Interference issue

    I don't know exactly the effect, but in my experience between UMTS and GSM in the same band I recommend you that put the more sensitive technology at lower band, why because if you have problems with...
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    Re: Difference between AFR and CFR

    I found in Internet that exist VFR & CFR, but this is for video and means VARIABLE FRAME RATE & CONSTANT FRAME RATE that is measured in fps or FRAMES PER SECOND, that is not related to directly to...
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    Re: Difference between AFR and CFR

    Did you mean AFR & EFR?, if yes, both codecs work at 12.2 kbps, however AFR is stronger in bad quality conditions because it changes its rate to lower but with more FEC and EFR not it remains equal....
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    Re: TRX configuration

    As my understanding:


    First you need to check the Band Operation Mode, command RLOMP; it must be MULTI if you have two bands.
    Second check the system type, command RLTYP; if you have two bands...
  20. Re: Parametter - Call Drop Rate and Handover failure

    Hi Hieuphong, I suggest to the following things thar maybe are redundant because some of them the people en this forum has told you before, but in order to tie up lose ends then I repeat that:


    ...
  21. Question Re: 2 way receive diversity + space diversity ( 2 antenna)

    mypp, In general when you need space diversity you use vertical or horizontal polarization, you don't use XPOL polarization because each side of the XPOL is complementary in order to have diversity...
  22. Question Re: 2 way receive diversity + space diversity ( 2 antenna)

    Normally you have the output of RBS DUPLEXED, then as you said if you spatial diversity then you are going to use some model with vertical polarization, if that is the case you need to separate, rule...
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    Re: External 3G-utrancell definition-MACRO

    Ok friend can you show me an example of the command please?, We have Huawei system for 3G, this is in order to program the macro, please tell me about the mandatory fields and the kind of values, and...
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    Re: SDCCH Drop During Location Update !!

    I have added some extracts and documents from E******* for these installations, I hope this can help you, best regards,
    35832, 35833, 35834, 35835, 35836
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    Re: SDCCH Drop During Location Update !!

    I mean that in the last cabinet you need to put a load in order to finish the communication bus between cabinets, this is a termination load that is tipical in all kind of electronics that is planned...
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