QSFP (quad small form-factor pluggable) optical module
An optical module and optical component technology, applied in the field of optical communication, can solve the problems of different coupling efficiency between light wave and optical fiber, low coupling efficiency of optical path, etc., and achieve the effect of improving coupling efficiency of optical path, small difference in optical path, and improving coupling efficiency.
Inactive Publication Date: 2017-01-11
WUHAN HENGTAITONG TECH
View PDF0 Cites 0 Cited by
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
[0003] The technical problem to be solved by the present invention is to provide a QSFP optical module to solve the problem that there is a large difference in the optical path of light waves of different wavelengths between the optical component and the coupling lens, and the coupling efficiency of light waves of different wavelengths and optical fibers is obviously different. The problem of low coupling efficiency
Method used
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View moreImage
Smart Image Click on the blue labels to locate them in the text.
Smart ImageViewing Examples
Examples
Experimental program
Comparison scheme
Effect test
Embodiment Construction
[0014] The principles and features of the present invention are described below in conjunction with the accompanying drawings, and the examples given are only used to explain the present invention, and are not intended to limit the scope of the present invention.
[0015] Such as Figure 1 to Figure 2 As shown, a QSFP optical module includes a first optical component 11, a second optical component 12, a third optical component 13, a fourth optical component 14, a first optical filter 31, a second optical filter 32, a third optical Filter 33, the fourth filter 34, glass substrate, the first total reflection lens 51, the second total reflection lens 52, the third total reflection lens 53 and coupling lens 6; the glass substrate is stepped, the The glass substrate includes a first step 41, a second step 42, a third step 43 and a fourth step 44 which are successively increased, and a first total reflection lens 51 is arranged on the step surface of the first step 41, and the secon...
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More PUM
Login to View More Abstract
The invention relates to a QSFP (quad small form-factor pluggable) optical module, comprising a first optical component, a second optical component, a third optical component, a fourth optical component, a first optical filter, a second optical filter, a third optical filter, a fourth optical filter, a glass substrate, a first total refection lens, a second total refection lens, a third total refection lens, and a coupling lens; the glass substrate is of stepwise pattern and comprises a first step, a second step, a third step and a fourth step, a step top of the first step is provided with the first total reflection lens, a step top of the second step is provided with the second total reflection lens, a step top of the third step is provided with the third total reflection lens, the plane of one side of the glass substrate facing the step tops is provided with the first optical filter, the second optical filter, the third optical filter and the fourth optical filter; the glass substrate is made in stepwise structure, optical paths of first length light, second length light and third length light in the glass substrate are shortened, small optical path differences of the light of various lengths are provided, and optical path coupling efficiency is improved.
Description
technical field [0001] The invention relates to the technical field of optical communication, in particular to a QSFP optical module. Background technique [0002] With the development of high-speed and high-capacity data communication, parallel optical transmission and reception technology has developed rapidly in recent years. High-speed multi-channel parallel optical transceiver module, as one of the basic devices for optical interconnection with high bandwidth and large capacity in data communication, has the characteristics of large communication capacity, low energy consumption, and miniaturization, and is favored by the industry. However, the QSFP optical module in the prior art has the following problems: there is a large difference in the optical path between the optical component and the coupling lens for light waves of different wavelengths, the coupling efficiency of light waves of different wavelengths and optical fibers is obviously different, and the coupling ...
Claims
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More Application Information
Patent Timeline
Login to View More Patent Type & AuthorityApplications(China)
IPC IPC(8): G02B6/42
CPCG02B6/4204G02B6/4215
Inventor王亚丽
OwnerWUHAN HENGTAITONG TECH