Three specialty chip makers have probably picked up significant business related to the newly unveiled Galaxy S6 smartphone from Samsung Electronics Ltd. . The phone debuted with generally favorable reviews at a trade show March 1 and is expected to go on sale April 10. Citi's Atif Malik said significant new content in the new phone relative to Samsung's earlier S5 model was picked up by Avago Technologies Ltd. , Rambus Inc. and Fairchild Semiconductor International Inc. .