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Multi-Media Call Control API

Defines the OSA API for controlling multimedia calls, media streams, routing, monitoring, and charging supervision.

GSM Group 3 Facsimile Service

Defines transparent PLMN procedures, interfaces, adaptation, and interworking for Group 3 facsimile teleservices 61 and

LTE-Advanced Requirements

Defines requirements and performance targets for advancing Release 8 E-UTRA/E-UTRAN toward IMT-Advanced, including highe

S1 Interface Introduction

Introduces the LTE S1 interface series, covering architecture, protocol functions, mobility, signaling, user-plane trans

Software Management IRP SOAP Solution Set

Defines SOAP and WSDL mappings for 3GPP Software Management IRP operations, notifications, parameters, and faults.

Software Management IRP XML Definitions

Defines XML schemas for managing software, processes, profiles, and related notifications across 3G networks.

ASN.1 Performance Measurement File Format

Defines the ASN.1 structure and BER encoding for collecting and exchanging standardized 3GPP performance measurement res

Subscriber and Equipment Trace Control

Defines activation, configuration, triggering, recording, and result transfer mechanisms for subscriber and equipment tr

E-UTRAN Performance Measurements

Defines standardized performance measurements for E-UTRAN, including RRC, bearer, mobility, signaling, paging, resource

Mobile Application Part (MAP) Specification

Defines MAP services, protocols, and procedures for exchanging PLMN-specific mobility and subscriber information over SS

Delta Synchronization IRP Information Service

Defines management information and operations for synchronizing only changed, created, or deleted CM and alarm data.

OSA Mobility CAP/MAP API Mapping

Informative mapping of OSA mobility APIs for user status and location services onto CAMEL CAP and MAP operations.

Multiparty Call Control ISC Mapping

Informative mapping of OSA multiparty call control APIs to SIP methods and IMS call-control procedures.

OSA User Interaction CAP Mapping

Informative mapping of OSA User Interaction API methods to CAMEL CAP and relevant MAP operations, including USSD and use

Generic Call Control CAP Mapping

Informative mapping of OSA generic call control APIs to CAMEL CAP and supporting MAP operations.

Parlay X Call Handling Web Service

Defines a web service for configuring, querying, and clearing rule-based call handling, including acceptance, blocking,

Parlay X Terminal Location Web Service

Defines web-service APIs for querying terminal locations and receiving geographical, periodic, and distance-based locati

Parlay X Terminal Status Web Service

Defines web service APIs for querying terminal reachability, retrieving group status, and receiving terminal status chan

Data Session Control SCF API

Defines the OSA API for managing, controlling, supervising, and charging data sessions.

Multi-Party Call Control SCF API

Defines the OSA API for creating, controlling, monitoring, and managing multi-party calls and call legs.

Generic Call Control OSA API

Defines the OSA Generic Call Control SCF API, including interfaces, call handling, callbacks, state models, data types,

OSA Framework API

Defines the Open Service Access Framework API for authentication, authorization, discovery, service agreements, and cont

OSA Call Control Common Definitions

Defines shared data types, call model concepts, states, and common behavior for OSA Call Control service capability feat

AMR-WB ACELP Speech Codec

Defines wideband AMR ACELP encoding and decoding for 16 kHz speech across nine multi-rate bit rates.

3G Multimedia Service Quality Metrics

Defines QoE, ESQoS and SQoS metrics and mappings for evaluating multimedia service performance in 3G networks.

eCall In-Band Modem Performance

Characterizes eCall in-band modem performance for reliable MSD transmission over cellular and PSTN voice channels.

3GPP Packet-Switched Streaming Service

Defines protocols, codecs, transport, control, adaptation, and protection for IP-based multimedia streaming in 3GPP pack

3GPP Timed Text File Format

Defines Unicode-based timed text formatting, rendering, styling, and storage for 3GPP multimedia files.

AMR-WB Voice Activity Detector

Defines the mandatory VAD algorithm for AMR-WB DTX, including filtering, tone detection, noise estimation, adaptive thre

NBAP Protocol for the Iub Interface

Defines Node B Application Part signaling procedures, messages, and information elements for control-plane communication

UTRAN Iub Common Channel User Plane

Defines Iub user-plane frame protocols and procedures for transporting common-channel data between the RNC and Node B.

UTRA Idle Mode and Cell Reselection

Defines UTRA UE idle-mode behavior, cell selection and reselection, NAS/AS interaction, multi-RAT mobility, CSG, and MBM

IMS Emergency SRVCC Study

Studies SRVCC handover of IMS emergency calls from packet-switched access to 2G/3G or CDMA2000 circuit-switched networks

OSA API Mapping for User Interaction

Maps OSA User Interaction Interface methods to CAP and MAP operations specifically for SMS-related services.

Conference Call Control Service Capability Feature

Specifies the Conference Call Control SCF for OSA APIs, detailing sequence diagrams, class diagrams, and interface speci

OSA Mobility API to SIP Mapping

Maps OSA Mobility interface methods to SIP for user status and location services in IMS.

Enhanced Full Rate (EFR) Speech Codec

Detailed mapping and implementation of the ACELP speech codec for the GSM enhanced full rate traffic channel.

Network Management Messages and Procedures across A-bis Interface

Specifies NM messages and procedures for the A-bis interface, ensuring interoperation between BTSs from different manufa

GSM Repeater RF Testing Specification

Defines RF tests for GSM repeaters, including spurious emissions, gain, and environmental conditions.

Cell Broadcast Service Protocol (CBSP)

Defines CBSP between CBC and BSC for CBS and emergency message broadcast, including message handling, DRX, load, reset,

SMLC-BSS Interface Layer 3 for Location Services

Defines coding and messages for location service operations on the SMLC-BSS interface in GERAN, including TA, U-TDOA, an

BSS-MSC Interface Overview (A-interface)

Introduction to 3GPP TS 48.0xx series defining GSM BSS-MSC (A-interface) specifications, including principles, layers, a

Adaptive Multi-Rate (AMR) Codec Study

Study on AMR codec for GSM, enabling adaptive speech/channel coding for improved quality and capacity.

GSM/EDGE Channel Coding Specification

Specifies encoding, reordering, interleaving and stealing flags for GSM/EDGE logical channels and Flexible Layer One.

Frame Substitution and Muting for GSM EFR

Defines frame substitution and muting procedures for lost speech/SID frames in GSM Enhanced Full Rate channels to concea

GSM EFR Speech Codec Performance Report

Reports subjective test results for GSM Enhanced Full Rate speech codec, covering error, noise, and tandem conditions.

GSM EFR Codec ANSI-C Implementation

Electronic copy of ANSI-C code for bit-exact implementation of GSM Enhanced Full Rate speech codec, VAD, DTX, and comfor

GSM EFR Speech Codec Test Sequences

Specifies digital test sequences for bit-exact implementation of GSM Enhanced Full Rate speech codec, VAD, comfort noise

GSM Half-Rate VAD Specification

Defines Voice Activity Detector for DTX in GSM half-rate speech, including algorithm and test methods.

GSM Enhanced Full Rate Speech Processing Overview

This specification introduces speech processing functions for GSM Enhanced Full Rate channels, covering transcoding, DTX