Организация связи в сетях LTE

SDP             Service Discovery Protocol (Bluetooth related)

SD-RSRP       Sidelink Discovery Reference Signal Received Power

SDT             SDL Development Tool

SDU             Service Data Unit, пакет данных, содержащий информацию, относящуюся к какой-либо сетевой услуге.

SDU             Service Data Unit

SE       Security Environment

Sending Entity

Support Entity

SEF             Support Entity Function

SeGW       Security Gateway

SeNB             Secondary eNB

SET             SUPL Enabled Terminal

SF             Spreading Factor

SFH             Slow Frequency Hopping

SFI             Short EF Identifier

SFN             System Frame Number

SGSN       Serving GPRS Support Node

S-GW       Serving Gateway, обслуживающий шлюз.

SHCCH       Shared Channel Control Channel

SI       Screening Indicator

System Information

Service Interworking

Supplementary Information (SIA = Supplemenatary Information A)

SIB             System Information Block

SIBX             SystemInformationBlockTypeX

SIC             Service Implementation Capabilities

SID             SIlence Descriptor

SIM             GSM Subscriber Identity Module

SINR             Signal-to-Interference-and-Noise Ratio

SIP             Session Initiated Protocol

SIPTO      Selected IP Traffic Offload

SIPTO@LN      Selected       IP Traffic Offload at the Local Network

SIR             Signal-to-Interference Ratio

SI-RNTI       System Information RNTI

SL             Sidelink

SLA             Service Level Agreement

SL-BCH      Sidelink Broadcast Channel

SL-DCH      Sidelink Discovery Channel

SLP             SUPL Location Platform

SLPP             Subscriber LCS Privacy Profile

SLR             Send Loudness Rating

SL-RNTI      Sidelink RNTI

SL-SCH      Sidelink Shared Channel

SLSS             Sidelink Synchronisation Signal

SLTM       Signalling Link Test Message

SL-V-RNTI       Sidelink V2X RNTI

SM             Spatial Multiplexing, пространственное уплотнение.

SM       Session Management

Short Message

SMC             Security Mode Control

SMDS       Switched Multimegabit Data Service

SME             Short Message Entity

SMG             Special Mobile Group

SMI             Structure of Management Information (RFC 1155)

SMLC       Serving Mobile Location Centre

SMS             Short Message Service, услуга передачи коротких сообщений.

SMS-CB       SMS Cell Broadcast

SMS-PP       Short Message Service/Point-to-Point

SMS-SC       Short Message Service – Service Centre

Smt             Short message terminal

SMTP       Simple Mail Transfer Protocol, почтовый протокол, используемый для отправки почтовых сообщений.

SN       Serial Number

Sequence Number

Serving Network

Subscriber Number

SNDCP       Sub-Network Dependent Convergence Protocol

SNMP       Simple Network Management Protocol

SNR             Signal-to-Noise Ratio

             Serial NumbeR

             Signal-to-Noise Ratio

SOA             Suppress Outgoing Access (CUG SS)

SoLSA       Support of Localised Service Area

SON             Self Organizing Networks

SoR             Steering of Roaming

SP       Switching Point

Service Provider

SpCell       Special Cell

SPCK             Service Provider Control Key

SPI             Security Parameters Indication

SPID             Subscriber Profile ID for RAT/Frequency Priority

SPS C-RNTI       Semi-Persistent Scheduling C-RNTI

SPS             Semi-Persistent Scheduling – Полуустойчивое Планирование

SQN             Sequence number

SR             Scheduling Request

SRB             Signalling Radio Bearer

SRES             Signed RESponse (authentication value returned by the SIM or by the USIM in 2G AKA)

SRI             Scheduling Request Indicator , индикатор запроса на выделение физических ресурсов

SRNC       Serving Radio Network Controller

SRNS             Serving RNS

S-RNTI       SRNC Radio Network Temporary Identity

SRS             Sounding Reference Signal, зондирующий пилотный сигнал

S-RSRP      Sidelink Reference Signal Received Power

SRS-TPC-RNTI       Sounding Reference Symbols-Transmit Power Control-RNTI

SRVC C       Single Radio Voice Call Continuity

SS       Supplementary Service

System Simulator

SS7             Signalling System No. 7

SSAC       Service Specific Access Control

SSC       Secondary Synchronisation Code

Supplementary Service Control string

SSCF             Service Specific Co-ordination Function

SSCF-NNI       Service Specific Coordination Function – Network Node Interface

SSCOP       Service Specific Connection Oriented Protocol

SSCS             Service Specific Convergence Sublayer

SSDT             Site Selection Diversity Transmission

SSE             Service Specific Entities

SSF             Service Switching Function

SSN             Sub-System Number

SSS             Secondary Synchronization Signal

SSS_RA       SSS-to-RS EPRE ratio for the channel

SSSAR       Service Specific Segmentation and Re-assembly sublayer

SSSS             Secondary Sidelink Synchronization Signal

SSSSSSS       Secondary Sidelink Synchronization Signal

SSTD             SFN and Subframe Timing Difference

sTAG             Secondary Timing Advance Group

STC             Signalling Transport Converter