Figure 6

Prototypes of circuits for wiring up LEDs.
(a) The circuit design for powering up a commercial LED. (b) The circuit pattern design for LIFT process. The magnification is the corresponding laser writing path. (c) The wired up circuit with LIFT built circuit on a PLA substrate for powering LED in an open circuit status. (d) The power up status of (c) and the green color LED is lighted on.