Pioneer Corp <6773.T> is in talks with Mitsubishi Electric Corp <6503.T>, Alpine Electronics Inc <6816.T> and Clarion Co Ltd <6796.T> on a possible tie-up in car navigation and other auto equipment operations, the Nikkei business daily reported on Sunday.
Company officials could not immediately be reached for comment.
Pioneer Corp <6773.T> said in February it would pull the plug on its loss-making flat TV business and cut 10,000 jobs.
It expects a net loss of 130 billion yen ($1.33 billion) for the business year ending this month, hit by slumping demand for cars and TVs.
(Reporting by Rika Otsuka)