威斯康星州的研究人员用安装在脚后跟的无线发射机取代了需要塞进鞋子里的数据线。
Rather than plugging a cable into a shoe, the Wisconsin researchers suggest installing a wireless transmitter in the heel.
整个GPS系统，包括电池和供下载数据的无线发射机，比硬币还小。
Entire GPS systems, including batteries and wireless transmitters for downloading data, are now no bigger than a coin.
本发明提供了一种在一个无线信道上发射主机数据的发射机(500)。
A transmitter (500) is provided for transmitting host data over a wireless channel.
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