California Attorney General Bill Lockyer said he will file an antitrust lawsuit in federal court today that charges seven computer chip-makers with conspiring to inflate prices.

Lockyer is expected to join 33 other attorneys general in a complaint, filed in the U.S. District Court for the Northern District of California, against Infineon Technologies AG; Hynix Semiconductor Inc.; Micron Technology Inc.; Mosel Vitelic Inc.; Nanya Technology Corp.; Elpida Memory Inc.; and NEC Electronics America Inc.