Rectifying unit, a light emitting diode device, and the combination thereof

摘要

A light emitting diode device includes a substrate; a first conducting terminal and a second conducting terminal receiving the alternative current signal; a first and a third light-emitting diode groups disposed on the substrate including a plurality of light emitting diodes electrically connecting with the first conducting terminal and the second conducting terminal and emitting light during the positive half power cycle; a second and the third light-emitting diode groups disposed on the substrate including a plurality of light emitting diodes electrically connecting with the first conducting terminal and the second conducting terminal and emitting light during the negative half power cycle; wherein one light emitting diode in the first light-emitting diode group includes more than three conductive connecting points to electrically connect to the second light-emitting diode group and the third light-emitting diode group.

主权项

1. A light emitting diode device, comprising:
a substrate; a first conducting terminal and a second conducting terminal receiving an alternative current signal and on the substrate; a first light-emitting diode group disposed on the substrate, comprising a plurality of light emitting diodes, wherein the first light-emitting diode group electrically connects with the first conducting terminal and the second conducting terminal, and the first light-emitting diode group emits light during a one half power cycle of the alternative current signal; a second light-emitting diode group disposed on the substrate, comprising a plurality of light emitting diodes, wherein the second light-emitting diode group electrically connects with the first conducting terminal and the second conducting terminal, and the second light-emitting diode group emits light during the other half power cycle of the alternative current signal; and a third light-emitting diode group disposed on the substrate, comprising one light emitting diode, electrically connecting with the first conducting terminal and the second conducting terminal, and emitting light during the entire power cycle of the alternative signal; wherein one light emitting diode in the first light-emitting diode group comprises four different conductive connecting points to electrically connect to two light emitting diodes in the second light-emitting diode group, the third light-emitting diode group, and one of a power source or another light emitting diode device respectively, and wherein two of the conductive connecting points are connected to each other by a connection across said light emitting diode in the first light-emitting diode group.