Electromagnetic interference shield
First Claim
Patent Images
1. An electromagnetic interference (“
- EMI”
) shield, comprising;
a first shield section configured to be positioned on a first portion of an optical subassembly including a laser; and
a second shield section configured to be positioned on a second portion of the optical subassembly, wherein the laser of the optical assembly is located between the first shield section and the second shield section,wherein;
the first shield section is configured to contact the second shield section such that the first shield section and the second shield section are held in place when the first shield section and the second shield section are positioned, respectively, on the first portion and the second portion of the optical subassembly,the first shield section includes a first base and a first pair of arms located on the first base, the first pair of arms being configured to be at least partially positioned on opposite sides of the optical subassembly,the second shield section includes a second base and a second pair of arms located on the second base, the second pair of arms being configured to be at least partially positioned on the opposite sides of the optical subassembly,the first shield section further includes a first pair of flanges located on the first base, the first pair of flanges configured to be at least partially positioned on a front and a back of the optical subassembly, andthe second shield section further includes a second pair of flanges located on the second base, the second pair of flanges configured to be at least partially positioned on the front and the back of the optical subassembly,the first shield section further includes a first plurality of fingers located on the first pair of arms, the first plurality of fingers being positioned over the first pair of flanges, andthe second shield section further includes a second plurality of fingers located on the second pair of arms, the second plurality of fingers being positioned over the second pair of flanges.
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Accused Products
Abstract
An electromagnetic interference (EMI) shield may include a first shield section configured to be positioned on a first portion of an optical subassembly and a second shield section configured to be positioned on a second portion of the optical subassembly. The first shield section may be configured to contact the second shield section such that the first shield section and the second shield section are held in place when the first shield section and the second shield section are positioned, respectively, on the first portion and the second portion of the optical subassembly.
28 Citations
14 Claims
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1. An electromagnetic interference (“
- EMI”
) shield, comprising;a first shield section configured to be positioned on a first portion of an optical subassembly including a laser; and a second shield section configured to be positioned on a second portion of the optical subassembly, wherein the laser of the optical assembly is located between the first shield section and the second shield section, wherein; the first shield section is configured to contact the second shield section such that the first shield section and the second shield section are held in place when the first shield section and the second shield section are positioned, respectively, on the first portion and the second portion of the optical subassembly, the first shield section includes a first base and a first pair of arms located on the first base, the first pair of arms being configured to be at least partially positioned on opposite sides of the optical subassembly, the second shield section includes a second base and a second pair of arms located on the second base, the second pair of arms being configured to be at least partially positioned on the opposite sides of the optical subassembly, the first shield section further includes a first pair of flanges located on the first base, the first pair of flanges configured to be at least partially positioned on a front and a back of the optical subassembly, and the second shield section further includes a second pair of flanges located on the second base, the second pair of flanges configured to be at least partially positioned on the front and the back of the optical subassembly, the first shield section further includes a first plurality of fingers located on the first pair of arms, the first plurality of fingers being positioned over the first pair of flanges, and the second shield section further includes a second plurality of fingers located on the second pair of arms, the second plurality of fingers being positioned over the second pair of flanges. - View Dependent Claims (2, 3, 4, 5, 6)
- EMI”
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7. An optoelectronic transceiver module, comprising:
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a transceiver body that includes a shell and a cavity formed in the shell; a transmitter optical subassembly (TOSA) connected to the transceiver body by way of a connector block; a cover configured to cover the cavity and attach to the shell; and an electromagnetic interference (“
EMI”
) shield at least partially covering the TOSA, the EMI shield including;a first shield section configured to be positioned on a first portion of the TOSA; and a second shield section configured to be positioned on a second portion of the TOSA, wherein a laser of the TOSA is located between the first shield section and the second shield section, and wherein the first shield section is configured to contact the second shield section such that the first shield section and the second shield section are held in place when the first shield section and the second shield section are positioned, respectively, on the first portion and the second portion of the TOSA, the first shield section includes a first base and a first pair of arms located on the first base, the first pair of arms being configured to be at least partially positioned on opposite sides of the optical subassembly, the second shield section includes a second base and a second pair of arms located on the second base, the second pair of arms being configured to be at least partially positioned on the opposite sides of the optical subassembly, the first shield section further includes a first pair of flanges located on the first base, the first pair of flanges configured to be at least partially positioned on a front and a back of the optical subassembly, and the second shield section further includes a second pair of flanges located on the second base, the second pair of flanges configured to be at least partially positioned on the front and the back of the optical subassembly, the first shield section further includes a first plurality of fingers located on the first pair of arms, the first plurality of fingers being positioned over the first pair of flanges, and the second shield section further includes a second plurality of fingers located on the second pair of arms, the second plurality of fingers being positioned over the second pair of flanges. - View Dependent Claims (8, 9, 10)
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11. An electromagnetic interference (“
- EMI”
) shield, comprising;a first shield section configured to be positioned on a first portion of an optical subassembly including a photodiode, the first shield section including; a first base; a first pair of arms located on the first base, the first pair of arms being configured to be at least partially positioned on opposite sides of the optical subassembly; a first pair of flanges located on the first base, the first pair of flanges configured to be at least partially positioned on a front and a back of the optical subassembly; and a first plurality of fingers located on the first pair of arms, the first plurality of fingers being positioned over the first pair of flanges; and a second shield section configured to be positioned on a second portion of the optical subassembly, wherein the photodiode of the optical subassembly is located between the first shield section and the second shield section, the second shield section including; a second base; a second pair of arms located on the second base, the second pair of arms being configured to be at least partially positioned on the opposite sides of the optical subassembly; a second pair of flanges located on the second base, the second pair of flanges configured to be at least partially positioned on the front and the back of the optical subassembly; and a second plurality of fingers located on the second pair of arms, the second plurality of fingers being positioned over the second pair of flanges, wherein the first shield section and the second shield section are together configured to form a press fit. - View Dependent Claims (12, 13, 14)
- EMI”
Specification