SD switch box in a cellular handset
First Claim
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1. A cellular handset, comprising:
- a base band modem that includes multiple interfaces for communicating with a convergence controller and is configured to transition among a normal mode, a sleep mode, and a shutdown mode;
flash memory, coupled with said base band modem, for storing code and data used for operation of said base band modem in normal mode;
a memory controller for accessing said flash memory; and
the convergence controller, connected to said base band modem and to said memory controller, comprising a host port for connecting an external host device to the cellular handset, the convergence controller configured to enable the external host device to access said flash memory while said base band modem is in sleep mode or shutdown mode.
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Abstract
A cellular handset, including a base band modem that transitions between a normal mode, a sleep mode and a shutdown mode, flash memory, coupled with the base band modem, for storing code and data used for operation of the base band modem in normal mode, a memory controller, coupled with the flash memory, for accessing the flash memory, and a convergence controller, connected to the base band modem and to the memory controller, comprising a host port for connecting an external host device to the cellular handset, wherein the convergence controller enables the external host device to access the flash memory while the base band modem is in sleep or shutdown mode.
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Citations
12 Claims
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1. A cellular handset, comprising:
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a base band modem that includes multiple interfaces for communicating with a convergence controller and is configured to transition among a normal mode, a sleep mode, and a shutdown mode; flash memory, coupled with said base band modem, for storing code and data used for operation of said base band modem in normal mode; a memory controller for accessing said flash memory; and the convergence controller, connected to said base band modem and to said memory controller, comprising a host port for connecting an external host device to the cellular handset, the convergence controller configured to enable the external host device to access said flash memory while said base band modem is in sleep mode or shutdown mode. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A cellular handset, comprising:
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a base band modem that includes multiple interfaces for communicating with a convergence controller and is configured to transition among a normal mode, a sleep mode, and a shutdown mode; flash memory, coupled with said base band modem, for storing code and data used for operation of said base band modem in normal mode; and the convergence controller, connected to said base band modem, comprising; a memory controller for accessing said flash memory; and a host port for connecting an external host device to the cellular handset, the convergence controller configured to enable the external host device to access said flash memory while said base band modem is in sleep mode or shutdown mode. - View Dependent Claims (8, 9, 10, 11, 12)
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Specification