6 Months Ago, G4 TV says (in G4TV » The Feed » Star Wars Battlefront: Elite Squadron Preview ») It seemed like an odd idea at the time (and probably still does to some people), but when LucasArts brought their massively multiplayer battle game Star Wars: Battlefront to the PSP with 2007's Star Wars: Battlefront: Renegade Squadron, ...
Star Wars Battlefront: Elite Squadron IGN

And Kotaku Australia says (in LucasArts Confirms Star Wars Battlefront: Elite Squadron)  Australia
By Mike Fahey on May 27, 2009 at 2:20 AM LucasArts backs up the ESRB listings for Star Wars Battlefront: Elite Squadron for the Nintendo DS and PSP with an official announcement, promising to take the multiplayer battles to several new levels. ...

And Destructoid says (in Star Wars Battlefront: Elite Squadron forced onto DS/PSP)  Florida
Perhaps it may satiate the demands of Star Wars nerds, if only for a little while, to learn that Star Wars Battlefront: Elite Squadron is making its way to the DS and PSP this Fall. The game's title was leaked by the ESRB a few week ago, but LucasArts ...