| 摘要 |
A unique battery pack for a cellular telephone has a reduced-volume high-density battery allowing space for additional elements. Computerized elements are implemented in the battery pack to provide functionality of an Internet browser. These elements include a CPU, memory, and a display apparatus, and also software executable by the CPU to do Internet browsing and to display the data downloaded from the Internet. By removing a conventional battery pack from a cellular telephone and substituting an adapter pack according to an embodiment of the invention, the cellular telephone becomes a hand-held computer device capable of browsing the Internet and displaying Internet pages. In preferred embodiments audio apparatus is included.
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