Apple, Acer, Google, world+dog sued over microprocessor patents

A Californian company has taken legal action against a number of vendors for allegedly infringing on semi patents it owns.

Microunity Systems Engineering, based in California, is suing Acer, Apple, AT&T, Cellco, Exedea, Google, HTC, LG Electronics, Motorola, Nokia, Palm, Qualcomm, Samsung, Sprint Nextel and Texas Instruments in a Texas district court.

Microunity has previously sued Intel, Dell, Sony, AMD and Acer over infringement of some of the same patents.

The patents in question are 5,742,840 C1 – General Purpose, Multiple Precision Parallel Operation, Programmable Media Processor and 7,730,287 B1 – Method and Software for Group Floating Point Arithmetic Operations.

Microunity alleges that TI, Samsung, SSI, Qualcomm and Apple have breached the 840 patent in the TI OMAP3 and OMAP4 processors; Samsung and SSI’s S5PC100 processors; Qualcomm’s Snapdragon processors; Apple’s A4 processors while Motorola, Nokia, Palm, Samsung, STA, Acer, HTC, Google, LG and Apple have breached the same patent in the Motorola Droid, the Nokia N900, the Palm Pre, the Samsung Galaxy Spica GT-i5700 and the OmniaHD i8910, the Acer Liquid A1 and neoTouch,  the HTC Droid Incredible and Evo 4G, the Google/HTC Nexus One, the LG eXpo, the Apple iPhone 3GS, Touch 3G, iPad and iPad 3G.

Verizon, AT&T and Sprint are alleged to have infringed the patents in their cell phones and other products.

Microunity wants the court to award aggravated damages from all the defendants.