The grades of three communications equipment stocks are better this week, according to the Portfolio Grader database. Every one of these stocks has an “A” (“strong buy”) or “B” overall (“buy”) rating.

This week, MRV Communications, Inc. (MRVC) is making solid headway. The company’s rating improves to an A (“strong buy”) from last week’s B (“buy”) rating. Shares of the stock have been trading at an exceptionally rapid pace, up 6810.2% from the week prior. For more information, get Portfolio Grader’s complete analysis of MRVC stock.

Ituran Location & Control’s (ITRN) grade is moving up to a B (“buy”) this week from last week’s C (“hold”). Ituran Location and Control sells global positioning systems for locating motor vehicles and retrieving stolen cars. The volume of trades has dropped off significantly in the past week, down to half the previous rate. For more information, get Portfolio Grader’s complete analysis of ITRN stock.

The rating of Novatel Wireless, Inc. (NVTL) moves up this week, rising from a C to a B. Novatel Wireless provides wireless data modems and software for use with handheld computing devices and portable personal electronics. For more information, get Portfolio Grader’s complete analysis of NVTL stock.

Louis Navellier’s proprietary Portfolio Grader stock ranking system assesses roughly 5,000 companies every week based on a number of fundamental and quantitative measures. Stocks are given a letter grade based on their results — with A being “strong buy,” and F being “strong sell.” Explore the tool here.