Messages in CDMA
I want to speak about messages in CDMA , how it sent and what the call processing ** In CDMA, most call processing events are driven by me...
Senin, 03 Januari 2011
Minggu, 02 Januari 2011
Adv. & DisAdv. of GSM and IS-95
Advantages of 2G GSM GSM is mature; this maturity means a more stable network with robust features. Less signal deterioration inside buildin...
Sabtu, 01 Januari 2011
An intro to WiMAX
WiMAX ( W orldwide I nteroperability for M icrowave A ccess) ( 802.16 - 802.16e ) It was defined by the WiMAX Forum is a telecommuni...
Secret codes for Samsung
*#1111# -------> S/W Version *#1234# -------> Firmware Version *#2222# -------> H/W Ve...
GSM NETWORK COMPONENTS
The GSM network is divided into two systems. Each of these systems are comprised of a number of functional units which are individual com...
GSM PHASES
In the late 1980s, the groups involved in developing the GSM standard realized that within the given time-frame they could not complete ...
Basics of Optical Fibers
A fiber-optic system is similar to the copper wire system that fiber-optics is replacing. The difference is that fiber-optics use light...
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