US Patent 7837511 Electrical connector having improved connecting module

An electrical connector (100) includes an insulative element (1) and an electrical unit (2) mounted to the insluative element. The electrical unit includes a housing (21), a terminal module (23) assembled to the housing, at least a daughter board (25) mounted to a side portion of the housing, and a connecting module (27). The connecting module has a base (271), a number of first pins (273) assembled to the base and extending through the daughter board, and at least a contacting subassembly (272) mounted to the base and having a number of second pins (277) connected to the daughter board.