在消费数字摄录机方面一直享有开拓者声誉的索尼公司,不久前推出的DCR-PC120 BT数字式便携摄录机(见图1)是目前世界上首台MiniDV格式的无线摄录机。此款摄录机最引人的特点是其不用依赖个人电脑便可无线上网与亲友进行图像共享和收发电子邮件的能力。此机型号中的“BT”代表蓝牙,它是一种无线通信技术,最早由欧洲研制 The Sony Corporation, which has enjoyed pioneer reputation in consumer digital camcorders, the recently announced DCR-PC120 BT Digital Camcorder (see Figure 1) is the world’s first MiniDV-format wireless camcorder. The most appealing feature of this camcorder is the ability to wirelessly share images with friends and relatives and send and receive email without having to rely on a personal computer. “BT” on behalf of this model on behalf of Bluetooth, which is a wireless communication technology, first developed by the European