声控电话汤鸿来，李兵一、概述当今社会已进入信息时代，电话通信已作为信息交换最便团的工具。电话机一电话通信的终端设备，如同各种家用电器，已走进千家万户。各种新功能，新式样的电话机不断涌现。电话机从１８７６年由美国科学家贝尔发明以来，、经历了三个发展阶段... Voice-activated telephone Tang Honglai, Li Bingyi Overview The society has entered the information age and telephone communications have been used as the most convenient tool for information exchange. Telephone terminal of a telephone communication equipment, as all kinds of household appliances, has entered millions of households. A variety of new features, new style phones continue to emerge. Since 1876, the telephone was invented by the American scientist Bell and has gone through three stages of development ...