Common Contracts

n] SHARES ADVANCED ANALOGIC TECHNOLOGIES INCORPORATED COMMON STOCK (par value $0.001 per share) UNDERWRITING AGREEMENT

Underwriting Agreement • August 2nd, 2005 • Advanced Analogic Technologies Inc • Semiconductors & related devices • New York

• Contract Type
  Underwriting Agreement
• Filed
  August 2nd, 2005
• Company
  Advanced Analogic Technologies Inc
• Industry
  Semiconductors & related devices
• Jurisdiction
  New York

Advanced Analogic Technologies Incorporated, a Delaware corporation (the “Company”), proposes to issue and sell to the several Underwriters named in SCHEDULE II hereto (the “Underwriters”), and certain stockholders of the Company (the “Selling Stockholders”) named in SCHEDULE I hereto severally propose to sell to the several Underwriters, an aggregate of [n] shares of the Common Stock, par value $0.001 per share, of the Company (the “Firm Shares”), of which [n] shares are to be issued and sold by the Company, and [n] shares are to be sold by the Selling Stockholders, each Selling Stockholder selling the amount set forth opposite such Selling Stockholder’s name in SCHEDULE I to this agreement (the “Agreement”).

l Shares DOLBY LABORATORIES, INC. CLASS A COMMON STOCK (PAR VALUE $0.001 PER SHARE) UNDERWRITING AGREEMENT

Underwriting Agreement • December 30th, 2004 • Dolby Laboratories, Inc. • Radio & tv broadcasting & communications equipment • New York

• Contract Type
  Underwriting Agreement
• Filed
  December 30th, 2004
• Company
  Dolby Laboratories, Inc.
• Industry
  Radio & tv broadcasting & communications equipment
• Jurisdiction
  New York

Dolby Laboratories, Inc., a Delaware corporation (the “Company”), proposes to issue and sell to the several Underwriters named in Schedule II hereto (the “Underwriters”), and the stockholders of the Company (the “Selling Stockholders”) named in Schedule I hereto severally propose to sell to the several Underwriters, an aggregate of l shares of the Class A Common Stock (par value $0.001 per share) of the Company (the “Firm Shares”), of which l shares are to be issued and sold by the Company and l shares are to be sold by the Selling Stockholders, each Selling Stockholder selling the amount set forth opposite such Selling Stockholder’s name in Schedule I hereto.

10,000,000 Shares SIRF TECHNOLOGY HOLDINGS, INC. COMMON STOCK, $0.0001 PAR VALUE UNDERWRITING AGREEMENT

Underwriting Agreement • April 1st, 2004 • Sirf Technology Holdings Inc • Semiconductors & related devices • New York

• Contract Type
  Underwriting Agreement
• Filed
  April 1st, 2004
• Company
  Sirf Technology Holdings Inc
• Industry
  Semiconductors & related devices
• Jurisdiction
  New York

The undersigned understands that Morgan Stanley & Co. Incorporated (“Morgan Stanley”) proposes to enter into an Underwriting Agreement (the “Underwriting Agreement”) with SiRF Technology Holdings, Inc., a Delaware corporation (the “Company”), providing for the initial public offering (the “Public Offering”) by the several Underwriters, including Morgan Stanley (the “Underwriters”), of the Common Stock, $0.0001 par value per share, of the Company (the “Common Stock”).