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A5/3 and GEA3 Design and Evaluation

Design and evaluation report for GSM A5/3 and GEA3 encryption algorithms used in GSM, ECSD, GPRS, and EGPRS.

A8_V MILENAGE Key Generation Algorithm

Defines an example MILENAGE-based A8_V function for generating VGCS and VBS cipher keys from group keys and random chall

A5/3 and GEA3 Encryption Algorithms

Specifies A5/3 encryption for GSM and ECSD, and GEA3 encryption for GPRS, including algorithm design and conformance tes

A5/3 and GEA3 Implementors' Test Data

Provides implementors' test data for validating the A5/3 GSM/EDGE encryption algorithms and the GEA3 GPRS encryption alg

A5/3 and GEA3 Encryption Algorithms

Defines the A5/3 encryption algorithms for GSM and ECSD and the GEA3 encryption algorithm for GPRS, including technical

GSM-MILENAGE A3 and A8 Algorithms

Defines example GSM authentication and cipher-key algorithms using UMTS MILENAGE functions.

GSM Performance Measurements

Defines GSM performance measurement administration, collection, and measurement data for network management.

A-bis Network Management Procedures

Defines network management messages, procedures, object models, and addressing for BSC-BTS O&M over the GSM A-bis in

GSM Subscriber and Equipment Trace

Defines GSM tracing of subscribers and equipment, including activation, invocation events, trace types, records, and del

GSM Repeater RF Tests

Defines RF performance tests for GSM repeaters, including spurious emissions, environmental conditions, measurement meth

GSM BSS RF Conformance Testing

Defines RF test methods and conformance requirements for GSM base station systems across multiple GSM frequency bands an

SIM Java Card API Conformance Testing

Defines test methods, environments, scripts, procedures, and requirements for validating SIM Java Card API implementatio

GERAN-to-UTRAN Inter-RAT ATS

Defines TTCN abstract test suites and IXIT material for GSM mobile-station Layer 3 inter-RAT handover and cell-reselecti

SIM Application Toolkit Conformance Testing

Defines requirements and test methods for validating SIM Application Toolkit implementations in GSM mobile stations.

GSM Layer 3 Network Conformance Tests

Defines TTCN-based abstract test suites and IXIT proformas for GSM mobile-station Network Layer 3 conformance.

GSM Mobile Station PICS Proforma

Defines the PICS proforma for GSM mobile station protocol conformance across multiple bands and releases.

GSM Mobile Station Conformance Testing

Defines requirements and test methods for GSM mobile station radio-interface conformance across multiple bands, releases

GPRS Interoperability Issues and Solutions

Identifies GPRS specification ambiguities, defines corrective behavior and implementation timelines, and provides networ

BSSAP-LE for GERAN Location Services

Defines BSSAP-LE messages, encoding, transport, and procedures for location services over GERAN Lb and Lp interfaces.

BSSAP on the E-Interface

Defines BSSAP message transfer and inter-MSC handover procedures over the E-interface.

GSM PLMN Interworking Introduction

Introduces GSM interworking requirements and summarizes the GSM 09.xx-series specifications, interfaces, signalling, and

GERAN SMLC-BSS Location Services Protocol

Defines Layer 3 BSSLAP coding and messages for location services between the SMLC and BSS in GERAN networks.

Abis TRAU Frame and Control Specification

Defines Abis TRAU frame structures and inband control for remote transcoders and rate adaptors supporting GSM speech and

A-bis Interface Layer 3 Protocol

Defines A-bis layer 3 signalling, traffic management procedures, and messages between BSC, BTS, and LMUs in GSM networks

A-bis Interface LAPD Link Layer

Defines the LAPD-based layer 2 protocol for signalling between GSM BSC and BTS, including addressing, TEI management, pr

A-bis Interface Physical Layer

Defines Layer 1 for BSC-BTS/TRX traffic and control channels over 64 kbit/s and 2,048 kbit/s interfaces.

BSC-BTS A-bis Interface Principles

Defines functional division, configurations, transmission, and control principles for the GSM BSC-BTS A-bis interface.

GSM BSC-BTS Interface Introduction

Introduces the GSM BSC-BTS interface specification series, covering architecture, capabilities, layered protocols, physi

SMLCPP Protocol for SMLC Coordination

Defines SMLCPP procedures for exchanging radio timing data and deciphering keys between SMLCs in GERAN location services

GERAN Rate Adaptation Functions

Defines BSS transcoder and IWF rate adaptation, splitting, padding, and EDGE multiplexing for A/Gb and GERAN Iu modes.

BSSGP Protocol for the Gb Interface

Defines BSSGP procedures, service primitives, and PDUs for GSM packet data control between BSS and SGSN.

Gb Interface Network Service

Defines the Network Service protocol for reliable NS SDU transport, virtual connections, addressing, congestion reportin

Gb Interface Physical Layer

Defines physical-layer requirements and supported interfaces for the GPRS Gb interface between BSS and SGSN, including F

BSS-MSC Interface Layer 3 Procedures

Defines BSSAP, BSSMAP and DTAP procedures for GSM BSS-MSC signaling, resource control, mobility, paging and call handlin

BSS-MSC Signalling Transport

Defines MTP and SCCP requirements for reliable GSM BSS-MSC signalling over E1 and T1 links.

BSS-MSC Interface Physical Layer

Defines Layer 1 digital transmission, framing, coding, synchronization, idle patterns, and fault handling for BSS-MSC tr

BSS-MSC Interface Principles

Defines architecture, functional split, resource management, and signaling principles for the GSM BSS-MSC interface.

GSM A-Interface Introduction

Introduces the GSM BSS-MSC A-interface specifications, architecture, layering, capabilities, and supporting protocols fo

GSM Speech Codec Interoperability Evaluation

International subjective evaluation of GSM half-rate, full-rate, and enhanced full-rate codec interoperability, channel-

EFR Voice Activity Detector

Defines the VAD algorithm for EFR speech DTX, including adaptive filtering, noise tracking, tone detection, speech decis

EFR Speech DTX Baseband Operation

Defines Enhanced Full Rate speech discontinuous transmission functions for GSM mobile stations and base station systems,

AMR Codec Feasibility Study

Study of Adaptive Multi-Rate speech coding for improved GSM voice quality, channel robustness, and capacity through dyna

EFR DTX Comfort Noise

Defines background noise evaluation, SID parameter coding, decoding, and comfort noise generation for Enhanced Full Rate

EFR Speech Frame Substitution and Muting

Defines RX DTX procedures for detecting lost EFR speech and SID frames, substituting speech, and muting comfort noise to

GSM Enhanced Full Rate ACELP Codec

Defines the GSM EFR ACELP speech codec, including 13-bit PCM conversion, 244-bit encoding, decoding, filtering, quantiza

Enhanced Full Rate Codec Performance

Reports subjective pre-selection and verification test results for the GSM Enhanced Full Rate speech codec under errors,

GSM EFR Codec Digital Test Sequences

Defines bit-exact digital test sequences and file formats for validating GSM Enhanced Full Rate speech codec, VAD, comfo

GSM Enhanced Full Rate Codec C Code

Bit-exact ANSI-C implementation of the GSM Enhanced Full Rate speech codec, including encoding, decoding, VAD, DTX, comf

Enhanced Full Rate Speech Processing Introduction

Introduces GSM Enhanced Full Rate speech processing, including transcoding, DTX, VAD, comfort noise, frame loss handling

Half-Rate GSM Voice Activity Detector

Defines the VAD algorithm and verification methods for half-rate GSM speech channels used with DTX.