Tech Stocks in Motion

InterDigital rises.
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Shares of

InterDigital Communications

(IDCC) - Get Report

were among technology's winners Wednesday, rising 3% after the wireless technology company raised its third-quarter sales outlook.

The company now expects technology and patent license royalties sales of $47.5 million to $49.5 million. Previously, the company said that it would post sales of $34.5 million to $36 million. InterDigital said the revised guidance reflects additional patent licensing sales that's related to three new patent license agreements it signed during the third quarter. Shares were trading up 48 cents to $18.90.

Silicon Image

(SIMG)

fell 4% after the company announced the resignation of its chief financial officer. The chipmaker said that Darrel Slack is leaving the company to pursue other opportunities. In August, the company named Robert Freeman as interim CFO while Slack was on a six-week leave of absence. Silicon Image has hired an executive search firm to assist the company in its efforts to find a permanent CFO. Shares were recently trading down 42 cents to $9.11.

Shares of

Qualcomm

(QCOM) - Get Report

rose 2% after the company lifted its fourth-quarter earnings and sales targets. The technology company now expects pro forma earnings of 32 cents to 33 cents a share on sales of $1.48 billion to $1.58 billion, up from a previous forecast of 29 cents to 31 cents a share on sales of $1.43 billion to $1.53 billion. Analysts polled by Thomson First Call had been expecting earnings of 30 cents a share on sales of $1.49 billion. "3G CDMA market momentum is strong," the company said. "We are seeing strength across many geographies in shipments of 3G CDMA handsets." Shares were trading up 74 cents to $44.16.

Symbol Technologies

(SBL)

rose 4% after the company said that the Ohio Court of Appeals for the Ninth District reversed a trial court decision in which Symbol and its subsidiary, Telxon, were ordered to pay $218 million plus interest to Smart Media. "Symbol and Telxon are extremely pleased by today's ruling, as it is a complete vindication of the positions we have asserted in this litigation," the company said. Despite the reversal, the case could be appealed to the Ohio Supreme Court, although the court is not required to take the case, Symbol said. Shares were recently trading up 38 cents to $10.44.

Shares of

Corning

(GLW) - Get Report

traded actively after the company reiterated its third-quarter outlook. The fiber-optic company continues to expect earnings of 20 cents to 22 cents a share on sales of $1.14 billion to $1.19 billion. Analysts are expecting earnings of 21 cents a share on sales of $1.18 billion. Corning now expects sequential fiber volume of 15% to 20%, up from previous guidance of flat to down 5%. The change, the company said, is based on strengthened fiber demand in North America. Shares were trading down 20 cents to $19.89.

Other technology movers included

Microsoft

(MSFT) - Get Report

, down 31 cents to $25.53;

Sirius Satellite Radio

(SIRI) - Get Report

, down 14 cents to $6.54;

Intel

(INTC) - Get Report

, up 12 cents to $24.60;

Cisco

(CSCO) - Get Report

, down 18 cents to $17.79;

Lucent Technologies

(LU)

, up 5 cents to $3.05;

Oracle

(ORCL) - Get Report

, up 25 cents to $13.54;

Dell

(DELL) - Get Report

, down 43 cents to $33.37;

Verisign

(VRSN) - Get Report

, down 80 cents to $21.22;

Sun Microsystems

(SUNW) - Get Report

, down 2 cents to $3.96; and

Apple Computer

(AAPL) - Get Report

, down $1.01 to $52.18.