Shares of

InterDigital Communications

(IDCC) - Get Report

were among technology's winners Tuesday, rising 11% after the company said that an arbitration tribunal issued a final award as part of an arbitration proceeding with

Nokia

(NOK) - Get Report

.

Based on royalty rates established by the tribunal, InterDigital estimates that Nokia will have to pay royalties of roughly $112 million for the period of Jan. 1, 2002, through Dec. 31, 2003. InterDigital believes that Nokia will have to pay royalties of $120 million to $140 million for the period that runs from Jan. 1, 2004, to Dec. 31, 2006.

"While Nokia maintained a very aggressive position in this matter, we are hopeful that Nokia will comply with its contractual requirements and pay past and future amounts owed," InterDigital said. Nonetheless, the company said, to enforce the decision, InterDigital filed an action in District Court for the Southern District of New York.

Nokia, meanwhile, said that one of the three arbitrators presiding over the arbitration issued a lengthy dissent that raises issues regarding the enforceability of the decision. As a result, Nokia is evaluating its options, it said. Shares of InterDigital were recently trading up $1.80 to $19.30, while Nokia was trading down just 2 cents to $16.61.

Alvarion

(ALVR)

fell 22% after the company cut its second-quarter outlook. The wireless-equipment maker now expects to post a pro forma loss of 4 cents to 6 cents a share on sales of $46 million to $47 million. Including items, the company expects to post a loss of 6 cents to 8 cents a share. Analysts polled by Thomson First Call had been expecting earnings of 3 cents a share on sales of $56.4 million.

Previously, the company said that it would report pro forma earnings of 2 cents to 5 cents a share on sales of $53 million to $58 million. Including charges, the company expected to post break-even earnings to 3 cents a share. Alvarion blamed the lowered guidance on purchase delays and slower-than-expected installations. Shares of Alvarion were recently trading down $2.56 to $8.90.

Shares of

Mercury Interactive

( MERQ) fell 2% after the software company cut its second-quarter outlook. The company now expects earnings of 30 cents to 35 cents a share on sales of $200 million to $205 million. In April, the company said it would post earnings of 33 cents to 37 cents a share on sales of $205 million to $215 million. Analysts polled by Thomson First Call had been expecting earnings of 36 cents a share on sales of $209.7 million. Mercury blamed the shortfall on weakness in Europe. Shares were trading down 67 cents to $37.54.

Amdocs

(DOX) - Get Report

rose 3% after the company agreed to acquire DST Innovis and DST Interactive for $238 million in cash from

DST Systems

(DST)

. The acquisition, Amdocs said, puts it in a leadership position in the broadband media marketplace, which includes cable and satellite companies. The deal is expected to be neutral to Amdocs' fourth-quarter earnings and accretive to earnings in fiscal 2006 and beyond. Shares of Amdocs were recently trading up 93 cents to $27.66.

Shares of

724 Solutions

( SVNX) fell 14% after the company posted disappointing second-quarter guidance. The network and data services company expects sales of $4.6 million. A single-analyst forecast called for sales of $6 million. A year ago, the company posted second-quarter sales of $3 million. The company reaffirmed its cost of revenue and operating expenses of $6.4 million to $6.7 million. Shares were trading down $1.15 to $7.07.

Other technology movers included

Microsoft

(MSFT) - Get Report

, up 20 cents to $24.91;

Oracle

(ORCL) - Get Report

, down 11 cents to $13.18;

Intel

(INTC) - Get Report

, up 50 cents to $26.71;

Cisco Systems

(CSCO) - Get Report

, up 13 cents to $19.12;

Sirius Satellite Radio

(SIRI) - Get Report

, up 7 cents to $6.62;

Lucent Technologies

( LU), up 5 cents to $2.99;

Ciena

(CIEN) - Get Report

, up 14 cents to $2.24; and

Sun Microsystems

(SUNW) - Get Report

, down 1 cent to $3.64.