Ditech Networks, Inc. engages in the design, development, and marketing of telecommunications equipment for use in wireline, wireless, satellite, and Internet protocol telecommunications networks. Its voice quality products include echo cancellers, which are used to effectively eliminate echo. The company’s technology solutions include voice, media processing, SIP, and security delivered on scalable platforms for communications services over mobile, voice over Internet protocol, and wireline networks. Ditech Networks markets its products through direct sales force and distributors in the United States, as well as through a combination of a direct sales force, value-added...