Title:
OPTICAL MODULE
Document Type and Number:
Japanese Patent JP3914124
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a compactly constituted multi-channel optical module by using a lens member enabling highly accurate passive alignment.
SOLUTION: The optical module 100 is provided with a groove group 190 consisting of a plurality of V grooves 192 parallelly formed on a silicon platform 198, an optical fiber group 130 consisting of a plurality of optical fibers 132 positioned and mounted on the V groove group 190 at a prescribed pitch, a light source array 110 consisting of a plurality of LDs 112 arranged at the same pitch as the optical fiber group 130, and microlens arrays 120a and 120b having a plurality of lens parts 2 arrayed at the same pitch as the optical fiber group 130 and an expansion part 5 in a shape suited to the V groove 192. The microlens arrays 120a and 120b are positioned and mounted on the V groove group 190 between the light source array 110 and the optical fiber group 130.
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Inventors:
Hiroki Sasaki
Application Number:
JP2002272124A
Publication Date:
May 16, 2007
Filing Date:
September 18, 2002
Export Citation:
Assignee:
Oki Electric Industry Co., Ltd.
International Classes:
G02B6/32; G02B6/42; G02B6/293; H01L31/0232; H01S5/022; (IPC1-7): G02B6/42; H01L31/0232; H01S5/022
Domestic Patent References:
| JP8094891A | ||||
| JP2001021771A | ||||
| JP6308302A | ||||
| JP2002107580A | ||||
| JP2001264586A | ||||
| JP2002014253A | ||||
| JP7281049A | ||||
| JP7035931A | ||||
| JP11064674A | ||||
| JP9218326A | ||||
| JP2001337247A | ||||
| JP64048007A |
Foreign References:
| WO1998045740A1 |
Attorney, Agent or Firm:
Miaki Kametani
Tetsuo Kanamoto
Koji Hagiwara
Tetsuo Kanamoto
Koji Hagiwara