초록 ▼

A portable music player computational device having a digital signal processor, for processing information, and a microcontroller connected to the digital signal processor by an electronic bus, one or more semiconductor memory devices connected to the digital signal processor by a second electronic

A portable music player computational device having a digital signal processor, for processing information, and a microcontroller connected to the digital signal processor by an electronic bus, one or more semiconductor memory devices connected to the digital signal processor by a second electronic bus, where the microcontroller controls the transfer of electronic information to and from one of said memory devices, one or more input sources connected to said microcontroller, said input sources providing information for the operation of said music player, one or more output devices connected to said digital signal processor where said microcontroller controls the transfer of electronic information to one or more of said output devices.

대표청구항 ▼

1. A portable music player computational device comprising:a digital signal processor, for processing information, a microcontroller connected to said digital signal processor by an electronic bus, one or more semiconductor memory devices connected to said digital signal processor by a second electr

1. A portable music player computational device comprising:a digital signal processor, for processing information, a microcontroller connected to said digital signal processor by an electronic bus, one or more semiconductor memory devices connected to said digital signal processor by a second electronic bus, said microcontroller controlling the transfer of electronic information to and from one of said memory devices, wherein a said memory device includes an external connection for connecting said memory device, while said memory device is connected to said second electronic bus, to a personal communication device, where said memory device contains information to operate said personal communication device, such that said music player operates as instructed by information contained in said memory device, one or more input sources connected to said microcontroller, said input sources providing information for the operation of said music player, one or more output devices connected to said digital signal processor where said microcontroller controls the transfer of electronic information to one or more of said output devices.