Apparatus and method for sharing a bus in a mobile telecommunication handset

  • US 8,127,051 B2
  • Filed: 07/13/2006
  • Issued: 02/28/2012
  • Est. Priority Date: 07/16/2005
  • Status: Expired due to Fees
First Claim
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1. A mobile telecommunication handset, comprising:

  • a first device configured to generate first data;

    a second device configured to process second data;

    a shared bus;

    a memory configured to store a reference clock frequency; and

    a controller coupled to the first device and the second device via the shared bus, the controller configured tosimultaneously receive the first data from the first device and transmit the second data to the second device via the shared bus based on a clock signal of the reference clock frequency, wherein the first device is configured to forward the first data received by the controller and the second device is configured to receive the second data transmitted by the controller; and

    generate a guard clock to separate the first data from the second data based on the guard clock frequency,wherein the first data is carried via a first pulse by which the first data is received from the first device and the second data is carried by a second pulse by which the second data is transmitted to the second device, andwherein the first pulse and the second pulse are interspersed according to the reference clock frequency.

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