Photoelectric conversion module
A photoelectric conversion module comprises an optical bench having at least one lens array; a circuit board having conductive trace formed on the circuit board, configured on the optical bench; at least one optical element flip-chip packaged on the circuit board to couple to the conductive trace; and an optical waveguide having an optical reflection structure, wherein the at least one lens array aligns to the optical reflection structure or the at least one optical element.
1. A photoelectric conversion module, comprising:
a first plastic optical bench formed with a first lens array;
a circuit board having conductive trace formed thereon, wherein said circuit board is configured on said first plastic optical bench;
at least one optical element flip-chip configured on said circuit board;
a second plastic optical bench formed with a second lens array which aligns to said first lens array; and
an optical waveguide attached onto an upper surface of said second plastic optical bench, wherein said optical waveguide has a V-shape trench formed therein;
wherein said first plastic optical bench is mechanically or adhesively bonded with said second plastic optical bench.
2. The photoelectric conversion module of claim 1 , wherein at least one passive component is configured on said circuit board.
3. The photoelectric conversion module of claim 1 , wherein said at least one optical element is coupled to said conductive trace on said circuit board.
4. The photoelectric conversion module of claim 3 , wherein said optical waveguide is made of a flexible material.
5. The photoelectric conversion module of claim 1 , wherein said first lens array aligns to said at least one optical element and said second lens array aligns to said V-shape trench.
6. The photoelectric conversion module of claim 5 , wherein said at least one optical element is coupled to said conductive trace on said circuit board.
7. The photoelectric conversion module of claim 5 , wherein said optical waveguide is made of a flexible material.
8. The photoelectric conversion module of claim 1 , further comprising a third lens array aligning to one end of said optical waveguide.
9. The photoelectric conversion module of claim 1 , wherein one end of said optical waveguide extends outside of said second plastic optical bench to connect to an external optical element.
10. The photoelectric conversion module of claim 1 , further comprising an external optical element configured on said second plastic optical bench.
11. The photoelectric conversion module of claim 10 , wherein said at least one optical element is a light source chip, a photo diode chip, a photo detector chip or a photosensitive chip.
12. The photoelectric conversion module of claim 11 , wherein said optical waveguide is made of a flexible material.
13. The photoelectric conversion module of claim 1 , wherein said at least one optical element is a light source chip, a photo diode chip, a photo detector chip or a photosensitive chip.
14. The photoelectric conversion module of claim 1 , further comprising at least one IC formed on said circuit board.
15. The photoelectric conversion module of claim 14 , wherein said at least one IC is a driver integrated circuit (IC), a control IC or a trans-impedance amplifier (TIA) chip.
16. The photoelectric conversion module of claim 1 , wherein said circuit board is attached on said first plastic optical bench by using an adhesive material.
17. The photoelectric conversion module of claim 1 , wherein said optical waveguide is made of a flexible material.