Exhibit 23.1

            Consent of Independent Registered Public Accounting Firm

SpatiaLight, Inc.
Novato, California

We hereby consent to the incorporation by reference in the prospectus
constituting a part of this Registration Statement of our report dated March 5,
2004, relating to the consolidated financial statements and schedules of
SpatiaLight, Inc. appearing in the Company's Annual Report on Form 10-K/A for
the year ended December 31, 2003.

We also consent to the reference to us under the caption "Experts" in the
prospectus.

/s/ BDO Seidman, LLP
San Francisco, California
May 13, 2005