Patent ID: 9568694
Date: 2017-02-14
CPC Classifications: G02B

Claim:
1. An optical module comprising: a first circuit board electrically connected to a communication device; at least one first electrical connection terminal formed on a front surface of the first circuit board at one end portion of the first circuit board; a first electrical connector mounted on a rear surface of the first circuit board at the one end portion of the first circuit board; an optical sub-assembly that includes at least one second electrical connection terminal formed on a front surface of the second circuit board at the other end portion of the second circuit board; a second electrical connector formed on a rear surface of the second circuit board at the other end portion of the second circuit board; a first flexible printed circuit that includes a second flexible printed circuit that includes wherein a high-speed electrical signal of 1 GHz or higher is transmitted between the first circuit board and the second circuit board through the first flexible printed circuit, and a power source signal and a low-speed electrical signal of 1 MHz or lower including a direct-current signal are transmitted between the first circuit board and the second circuit board through the second flexible printed circuit.