EXHIBIT 10.56

March 5, 2004

Rich Sulpizio
C/O QUALCOMM
5775 Morehouse Drive
San Diego, CA 92121

Dear Rich:

I am pleased to offer you a position to join QUALCOMM Incorporated as an
Executive Vice President, reporting to Jeff Jacobs, President of Global
Development, with a start date of March 8, 2004. The terms of the offer are as
follows:

    1. A starting salary at an hourly pay rate of $230.77, which is equivalent
    to $480,001.60 on an annual basis.

    2. A comprehensive benefits package for you and your dependents paid by
    QUALCOMM. A summary of these benefits is available on our website,
    https://jobs.qualcomm.com/staffing/ExtBenefitsBrochure.asp. In addition to
    these standard benefits, you are also eligible to participate in the
    supplemental health plan, which reimburses most expenses not covered by our
    primary insurer, supplemental life and disability insurance coverage.

Please return a signed copy of the attached documents, which cover Terms of
Employment and Inventions Disclosure. If you have questions, please contact me
at (858) 658-2000.

Congratulations and welcome to the QUALCOMM team!

Sincerely,

/s/ Ben Hanson
- --------------------------
Ben Hanson
Senior Director, Staffing
Human Resources

Enclosures