https://www.reuters.com/article/us-qualcomm-results/qualcomm-profit-beats-estimates-but-weak-china-mobile-sales-weigh-on-outlook-idUSKBN1FK33V >Chipmaker Qualcomm Inc's profit and revenue beat expectations as demand surged for its chips used in smartphones and cars, but an earnings forecast for the current quarter fell below analysts' estimates due to tepid mobile sales in China.