31. INTRODUCTION The purpose: ——Improve Lenovo ThinkPad X201i 3249J4C laptop.Method:——Quality function deployment (QFD)——Comparing Lenovo and Sony
4Investigation project We need to improve the Lenovo ThinkPad X201i 3249J4C laptop according to Customer needs .Summary sheet of customer investigationInvestigation projectAwarenessPerceptionLenovoSonySpeed543WeightCapacity(5 levels scale)1=don’t attention5=special focus
5The congruent relationship between the indexes customers care and technique index (attractive quality )FrequencySpeedMemoryMaterialWeightSizeThicknessCapacityHard disk
6The parameter comparison between Lenovo ThinkPad X201i 3249J4 and Sony X138JC/P(pink) FrequencyMemoryMaterialWeightSizeThicknessHarddiskLenovo2.13GHz2GBMagnalium1.44kg12.1 inch17.9mm250GSony1.86GHzMixed modecarbon fiber780g11.1 inch13.9mm128G
72. METHODOLOGYQFD :To help transform the customer needs into engineering characteristics for a product or service, prioritizing each product or service characteristic while simultaneously setting the development targets for the product or service.
17Compar-ative analysis TechnicalrequirementsFrequencyMemoryMaterialSizeThicknessHarddiskTarg-etsImportance（%）17.911.923.916.014.3Compar-ative analysisOpponent+=-Technique analysis31542Quality character designDesiredvalueSettingFrequencyMemoryMaterialSizeThicknessHard disk×××√√√It keeps at the same level as our rivals' and it will not make notable difference to laptop's performance.The expense on disk research is low and will boost customer's satisfaction.Thickness and size has great influence on weight.The cost of frequency's advancement is relatively high.Have additional value in the patent technologyHard to improve in a limited time.
184.CONCLUSION Improving goals: ——A thinner and smaller laptop equipped with a bigger capacity.
195.REFERENCES1. Sullivan LP (1986) Quality function deployment. Qual Prog19:39–502. Chan L-K, Wu M-L (2002) Quality function deployment: a literature review. Eur J Oper Res 143:463–4973. Cohen L (1995) Quality function deployment: how to make QFDwork for you. Addison-Wesley, New York