Challenging Issues in Diagnostics and Monitoring of Mobile Devices

Challenging Issues in Diagnostics and Monitoring of Mobile Devices 김준구 이사 jun.kim@websync.co.kr

Contents • Overview of OMA (Open Mobile Alliance) • DM Diagnostics and Monitoring • Challenging Issues • Q&A

목적 History 회원사 현황 IPR 정책 1. OMA (Open Mobile Alliance) 시장의 요구를 반영하는 모바일 Service Enabler 개발 및 상호운용성을 보장하는 개방형 모바일 서비스 표준 개발 www.openmobilealliance.org/ • ’02, 6 : OMAI와 WAP Forum이 주축이 되어 설립 • 현재 DM, DRM 등 15개 WG 활동 • 이통망 사업자, 제조업체, CP 등 다양한 IT 기업들이 참여 • ’07.1월 현재 400여 업체 참여 • 삼성, SKT, DGIST 등 20여개 참여 • 모든 저작권은 OMA에 귀속 • 회원사는 무상의 통상실시권(non-exclusive, royalty free licence) 획득 • Essential IPR1)의 경우 비차별적인 조건하에서 통상실시권 허용

2. DM Diagnostics and Monitoring • What is OMA Device Management?

2. DM Diagnostics and Monitoring • DM Diagnostics and Monitoring • Device diagnostics – fault detection, query and reporting, targeted collection • Device aided Network performance monitoring – passive bulk collection • Fault Detection, Automated reporting • Device Events Monitoring

DMB GPS PMP MP3 TV Camera WiBro Display Voice Human Interface Game 3. Challenging Issues • Background

Application Service Network Other 3. Challenging Issue #1 • Probing the layers of a stack in a terminal • How to determine which layer might be misbehaving or causing a problem?

3. Challenging Issue #2 • Using the DM diagnostics and monitoring information • How to minimize retransmissions in uplink (mobile  system)?

4. Q&A 감사합니다.

Challenging Issues in Diagnostics and Monitoring of Mobile Devices