Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview Product Overview Mobile Advantage Wireless Office System

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview Contents System Architecture Radio Network Architecture PBX Integration Operations & Maintenance End-User Features

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview Contents

ericssonZ System Components Mobility Server CRE Radio Head Scanner Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Architecture Cellular Radio Exchange PBX T1 AT&T ISDN PRI TR HLR Gateway ANSI- 41 TCP/IP LAN HTTP FTP Ethernet Radio Heads Ethernet SNMP Mobility Server Scanner Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Cellular Radio Exchange CRE cabinet –9 board slots –- 48 V power –17 x 10 x 12 inches (H x W x D) –35 lbs. Radio Network Control Switch Matrix Hot-plug Plug & Play Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Mobility Server NT Server Platform PBX software MSC software VLR HLR local O&M Node NT Server Switchboard Ethernet CRE Cabinet Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Switch Board PBX on a board 6 ISDN T1 trunks to PBX Ethernet to NT Server Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Radio Link Unit (RLU) Supports 8 Radio Heads or Scanners Up to 4 RLUs (32 RHs) per system Category 5 cable –1/2 mile with CRE power –1 mile with local power

ericssonZ Signal Processing Unit (SPU) Supports 8 Digital Traffic Channels Up to 8 SPUs per CRE Speech Codec Echo Canceller Mod/Demodulation TDMA/136 Call Control Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Radio Head 800 MHz or 1900 MHz configured by SW 14 digital traffic channels 1 scanning receiver 0.63 to 25 mW –-2, 2, 6, 10, 14 dBm 14 x 9 x 2 inches ( W x H x D ) 11 lbs. Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ The nature of Erlang The relative capacity gain per extra TRX is high due to trunking gain Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview RH Requirements for 500 users 100 blocking Voice channels Users per RHUsers per channel RHs required

ericssonZ Scanner Uplink/Downlink scanner Antenna diversity in Downlink 14 x 9 x 2 inches ( W x H x D ) 11 lbs. Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Virtual Single Cell (VSC) Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Roaming Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Multi-site Roaming Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview System Architecture Summary Compact design Easy expansion and replacement of boards & Radio Heads –Hot-plug NT Server –Redundant power, fans & disk drives

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview System Architecture Summary High Capacity Radio Heads Pooled Signal Processing Resources Virtual Single Cell Radio Network –Spectrum efficient –Superior voice quality

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview Contents

ericssonZ Distributed Antenna BS Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Pico Base Stations BS Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Virtual Single Cell (VSC) Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Soft Handoff and Adaptive Radio Head Selection (ARS)  IF Soft handoff resources available THEN Soft Handoff  IF Hard handoff resources available THEN Hard Handoff (DCS reselects channel)  Otherwise No handoff Active RH RSSI (UL Scanner) Greater than 3 dB Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Intra Radio Head Handoff Active RH RSSI, BER (RLQM) IF BER and RSSI > Thresholds AND Hard handoff resources available THEN Hard Handoff (DCS reselects channel) RSSI, BER (RLQM) External Interference Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

FreqTSStateRH 1RH 2RH 3RH 4RH 5RH Busy 2 Free Busy 3 Free ericssonZ Call Setup Select best RH Select best frequency & time slot Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Call Setup FreqTSStateRH 1RH 2RH 3RH 4RH 5RH Busy 2 Free Busy-96-85x Free Busy 3 Free Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Adaptive RH Selection (ARS) FreqTSStateRH 1RH 2RH 3RH 4RH 5RH Busy 2 Free Busy Free Busy 3 Free Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Soft Hand-off FreqTSStateRH 1RH 2RH 3RH 4RH 5RH Busy 2 Free Busy Free Busy 3 Free Soft Hand-off Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Soft Hand-off FreqTSStateRH 1RH 2RH 3RH 4RH 5RH Busy 2 Free Busy Free Busy 3 Free Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Hand-Off FreqTSStateRH 1RH 2RH 3RH 4RH 5RH Busy 2 Free Free Free-90 2 Busyx Free Free Busy 3 Free-105 Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Hand-Off FreqTSStateRH 1RH 2RH 3RH 4RH 5RH Busy 2 Free Free Free-90 2 Busyx Free Free Busy 3 Free-105 Hand-of f Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Hand-Off FreqTSStateRH 1RH 2RH 3RH 4RH 5RH Busy 2 x Free Free-90 2 Free-80 3 Free Free Busy 3 Free-105 Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Traffic Capacity & Coverage FreqTSStateRH 1RH 2RH 3RH 4RH 5RH Busy 2 Free Busy 3 Free Traffic Coverage Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Spectrum needs are a function of traffic only Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

ericssonZ Spectrum Efficiency Single DCCH versus one DCCH per Radio Head Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview Virtual Single Cell Advantages Efficient use of RF-Spectrum –Single multi-casted Digital Control Channel –Pooled frequencies for entire system Voice quality –Channel follows mobile –Soft handoff Minimal cell planning –No cell relations within a VSC –Simplified Autonomous Private System handling due to only one DCCH

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview Contents

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview Analog Phones PBX PBX Interfaces PBX Digital Trunk

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview 100 Users $ 4,000* 100 Users $29,000* *Source: Leading PBX Vendor (1998) WOS PBX Integration PBXWOS Analog PBXWOS Digital Trunk

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview Central Office Future Options Digital Trunk WOSPBX

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview PBX Digital Trunk Interface PBX Port efficiency ($$) Digital feature delivery ISDN PRI –AT&T TR 41459, Lucent Q-SIG –T1 or E1

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview Verified PBX List Ericsson MD110 Lucent Definity NEC 2000 Nortel Meridian Others...

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview Contents

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview Operations & Maintenance Simplified Installation and Configuration Easy to use Web-based GUI Standard platforms - NT, SNMP Security - Client Access levels, SSL Hot-plug expansion - Plug ‘n Play

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview Simple End User Configuration

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview Easy Performance Management

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview Security - Client Access Levels DWOS Operator (e.g. Enterprise IT Dept) DWOS Group User (e.g. Dept. Admin.) DWOS User (e.g. End User) Note: Levels are fully configurable. An available fourth level can further distinguish feature/functionality access at the enterprise.

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview Server Radio Head(s) Switch Board DTU CPU SPU RLU PBX Hot-plug Expansion- Plug ‘n Play SPU expansion RLU expansion CRE

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview Contents

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview End User Features One Phone/One Number Call Screening Calling Line ID Call Accept Abbreviated Dialing Concurrent Ringing Voice Mail Message Waiting Indicator

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview End User - Settings

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview All Calls Selected Calls No Calls Caller Call Screening Operator Secretary Voic Your Personal Number xxxx Call Screening - Function

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview Call Screening - Settings

Doc Number: LZY Prepared Name: Michael Dalbo Digital Wireless Office Services Rev 2-1 Security ClassFile Name: Technical Product Overview PBX Interface, O&M, User Features - Summary One Phone/One number convenience Features that allow the users to control their accessibility Digital Trunk for PBX port efficiency and digital features O&M designed to simplify