Executive Summary
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Executive Summary The Charger Team, sponsored by Jarden Consumer Solutions, is responsible for developing a mobile device charger to be used by guests in hotels nationwide. The primary end-user target is the business traveler who has a strong need to be connected to work/personal life while on travel. From a market research perspective, the team was charged to verify the consumer needs, as well which specific models and devices to focus on. From a technical engineering perspective, the team was asked to build a prototype of the said mobile device charger without infringing any current patents files with the US Patent Office. The team has decided to proceed with development of a charger comprised of a Universal Power Supply, an attachment with an adaptor for each mobile device connected through USB port and cable. As of December 6, 2006 the Charger team has made significant progress towards the completion of the project. In order to successfully deliver the mobile device charger, the team was required to complete extensive research. Having been equipped with the necessary knowledge, the team has moved towards development of circuit design and prototype. Tangible results towards prototype build will occur during January. Charger_SLDR Created on 12/1/2006 Team Charger Revised on 12/13/2006 1 Table of Contents EXECUTIVE SUMMARY ................................................................................................................. 1 INTRODUCTION......................................................................................................................... 4 PROJECT BACKGROUND............................................................................................................... 5 Project Description..............................................................................................................................................5 Project Objectives................................................................................................................................................5 CUSTOMER REQUIREMENTS .......................................................................................................... 6 Customer Needs ...................................................................................................................................................6 House of Quality ..................................................................................................................................................6 RELEVANT RESEARCH AND KEY FINDINGS......................................................................................... 8 Hotel Guests’ Habits and Practices.....................................................................................................................8 Patent and Literature Research ...........................................................................................................................8 Benchmarking of Competitive Products...............................................................................................................9 Customer Perception..........................................................................................................................................10 Mobile Devices...................................................................................................................................................10 PROJECT PLAN ........................................................................................................................ 10 Project Roadmap................................................................................................................................................10 HARDWARE DESIGN DESCRIPTION ................................................................................................ 12 Overview and Objectives....................................................................................................................................12 Circuit Schematics and Operation .....................................................................................................................12 USB 2.0 ..............................................................................................................................................................13 Proof of Concept ................................................................................................................................................14 Preliminary drawings ........................................................................................................................................15 Hardware Product Design Specifications..........................................................................................................15 EXTERNAL INTERFACE SPECIFICATIONS .......................................................................................... 16 User Interfacing .................................................................................................................................................16 OPERATING ENVIRONMENT ........................................................................................................ 17 Temperature.......................................................................................................................................................17 Humidity.............................................................................................................................................................17 Frequency of Use ...............................................................................................................................................17 QUALITY AND RELIABILITY OBJECTIVES AND PLANS ........................................................................... 18 Product Maltreatment Test ................................................................................................................................18 Industry Standard Procedures ...........................................................................................................................18 MATERIALS ............................................................................................................................ 18 Preliminary Bill of Materials.............................................................................................................................18 PROTOTYPE PLAN .................................................................................................................... 20 Assembly Process...............................................................................................................................................20 Testing................................................................................................................................................................20 Parts, Quantity, and Cost...................................................................................................................................21 PRODUCT VERIFICATION PLANS................................................................................................... 21 Test Battery Condition .......................................................................................................................................21 Charge Regiment Test........................................................................................................................................21 Charging Termination Test................................................................................................................................21 Discharging and Charging Test.........................................................................................................................24 Adapter Power Down Test .................................................................................................................................24 PROJECT CONCERNS................................................................................................................. 24 Attachment Management....................................................................................................................................24 RECOMMENDATIONS ................................................................................................................ 24 Charger_SLDR Created on 12/1/2006 Team Charger Revised on 12/13/2006 2 SIGNATURE PAGE..................................................................................................................... 25 APPENDIX.............................................................................................................................. 26 Appendix A.1 – Hotels Contacted ......................................................................................................................26 Appendix B – Patents Considered......................................................................................................................27 Appendix C – Mobile Devices Considered.........................................................................................................28 Table of Figures Figures FIGURE 1…………………………………………………………………………………………………………. FIGURE 2…………………………………………………………………………………………………………. FIGURE 3…………………………………………………………………………………………………………. FIGURE 4…………………………………………………………………………………………………………. FIGURE 5…………………………………………………………………………………………………………. FIGURE 6…………………………………………………………………………………………………………. FIGURE 7…………………………………………………………………………………………………………. FIGURE 8………………………………………………………………………………………………………….