The online magazine DIGITIMES has reported that Taiwan Semiconductor Manufacturing Company has begun replacing 20,000 low-power personal phone system handsets used by employees for internal communications with a special 3G handsets made by Chunghwa Telecom (CHT). TSMC had used the previous system in order to avoid electromagnetic interference in clean rooms DIGITIMES reported. CHT adjusted its 3G service along with the special 3G handset to meet the customer’s requirements about EMI and information security.Learn more at the DIGITIMES Web site.