Информ технологии в СМС (скинул Павликов)

– % % '

% & % , 6 '

' ! ( '.

) $ , $ '( . '

'( #) ' $ * ..

201

EIR – Equipment Identification

! * ! #.

" 7

A

AMPS – Advanced Mobile Phone Service – # 3 ! '( ' '# !

AP – Access Point – $ #

AUC – Authentification Centre – # &

B

BPSK – binary phase-shift keying – $ #' &

BSC – Base Station Controller – '' ! . & %

BSS – Base Station System – ! . & %. BSSs – Basic Service Sets – ! '#

C

CDMA – Code Division Multiple Access – % #

' '

CEPT – European Conference of Postal and Telecommunications Administrations

– % & & % $. '# ! '# ! .

D

D-AMPS – Digital Advanced Mobile Phone Service – # 3 ! '( ' '# !.

DS – Distribution System – ' '(

DTX – Discontinuous Transmission – $ $

E

EDGE – Enhanced Data rates for GSM Evolution – & . ' * ! % $ . ' ! '( % ,

# & # % 2G 2.5G (GPRS)- .

Register – -* &

ESSs – Extended Service Sets – -3 ! '#

F

FDMA – Frequency Division Multiple Access – % #

' ' $

FFT – fast Fourier transform – ! ! 0# (

G

GMSK – Gaussian Minimum Shift Keying – 1 # $ #' &

'( *

GSM – Global System for Mobile Communications – *' ! '( %

& % ! '( % %

202

H

HLR – Home Location Register – 3 % * '

HSDPA – High-Speed Downlink Packet Access –

$ . ! % & ! '( # ' #

I

IBSSs – Independent Basic Service Sets – !

! '#

IEEE – Institute of Electrical and Electronic Engineers – #

6' . 6'

IFFT – Inverse fast Fourier transform – ! ! !

0# (

IMSI – International Mobile Subscriber Identity – # %

& % * !

ISI – intersymbol interference – , '( &

ITU – International Telecommunications Union – , # % ) 7'

J

JDC – Japanese Digital Cellular – < & %

M

MIMO – Multiple input-multiple output – % . –

% ..

MME – Mobility Management Entity – #'( # ' ! '( () MS – Mobile Station – ! '( &

MSC – Mobile Switching Center – # & ! '( %

MSK – Minimum Shift Keying – $ #' & '(

*

N

NMT – Nordic Mobile Telephone – ! '( % . .

NSS – Network Switching System – # &

NTT – Nippon Telephone and Telegraph system – '

' *

O

OFDM – Orthogonal frequency-division multiplexing – * '(

$ ' ' #'( '

P

PBCC – Packet Binary Convolutional Coding – $ $

PDH – Plesiochronous Digital Hierarchy – ' . & .

203

PIN – Personal Identification Number – # '( % & %

Q

QAM – Quadrature Amplitude Modulation – # #' &

QPSK – Quadrature Phase Shift Keying – # % % #' &

R

RTMS – Radio Telephone Mobile System – ! '( '

S

SAE – System Architecture Evolution – « # #» SDH – Synchronous Digital Hierarchy – . & .

SFH – Slow Frequency Hopping – «'» $ $

SMS – Short Messaging Service – «'# ! . !/ %»

T

TACS – Total Access Communications System – !/ #

TCH – Traffic Channels – '

TDMA – Time Division Multiple Access – % #

'

U

UPE – User Plane Entity – #'( # ' !

V

VAD – Voice Activity Detector – $%

VLR – Visitor Location Register – 2 % * '

VoIP – Voice over IP – $ * ' $ #) # & ).

X

XRTT – One Times Radio Transmission Technology – ! '( . ' *

$ & . .

204