IP Library Granted Patent US 7,543,995
Granted Patent B2
US 7,543,995 · App. 11/693,674 · Granted Jun 9, 2009

Optical subassembly connector block for an optoelectronic module

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Quick Facts
Patent No.
US 7,543,995
App. No.
11/693,674
Granted
Jun 9, 2009
Kind
B2
Abstract

An optical subassembly (“OSA”) connector block that can accommodate OSAs of a variety of different configurations. In one example embodiment, an OSA connector block includes a body. The body of the OSA connector block includes a first end defining a receptacle, and a second end defining a cavity. The receptacle is configured to receive at least a portion of an optical fiber connector. The cavity is configured to receive at least a portion of an OSA.

Claims (46)

1. An OSA connector assembly comprising:

an OSA within which an optical transmitter or an optical receiver is positioned;

an OSA connector block comprising:

a monolithic body including:

a first end defining a receptacle, the receptacle being configured to receive at least a portion of an optical fiber connector;

a second end defining a cavity in which a portion of the OSA is situated; and

a barrier positioned between the receptacle and the cavity, the barrier defining an aperture between the receptacle and the cavity; and

an adhesive with which the OSA is attached to the OSA connector block, the adhesive occupying substantially all portions of the cavity not occupied by the OSA.

2. The OSA connector assembly as recited in claim 1 , wherein each cavity is configured to alternatively receive a portion of each of two OSAs each having a different form factor.

3. The OSA connector assembly as recited in claim 1 , wherein the receptacle is configured to releasably receive an SC optical fiber connector.

4. The OSA connector assembly as recited in claim 1 , wherein the body further includes a pair of openings each configured to receive at least a portion of an optical connector latch arm.

5. The OSA connector assembly as recited in claim 4 , further comprising a pair of optical connector latch arms, each optical connector latch arm at least partially situated within one of the pair of openings, at least a portion of each optical connector latch arm extending into the receptacle and configured to releasably engage an optical fiber connector.

6. The OSA connector assembly as recited in claim 1 , wherein the body further includes a plurality of posts, each of which is configured to engage a corresponding mounting hole of an EMI shield.

7. The OSA connector assembly as recited in claim 1 , further comprising a gasket positioned so as to seal any gaps between the OSA and the barrier.

8. An optoelectronic module comprising:

a transmitter OSA;

a receiver OSA;

a printed circuit board in electrical communication with the transmitter OSA and the receiver OSA;

a pair of OSA connector blocks each corresponding to one of the OSAs, each OSA connector block comprising:

a monolithic body including:

a first end defining a receptacle, the receptacle being configured to receive at least a portion of an optical fiber connector;

a second end defining a cavity in which at least a portion of the corresponding OSA is situated; and

a barrier defining positioned between the receptacle and the cavity, and barrier defining an aperture between the receptacle and the cavity; and

a housing within which the OSAs, the printed circuit board, and the OSA connector blocks are at least partially situated.

9. The optoelectronic module as recited in claim 8 , wherein each cavity is configured to alternatively receive a portion of each of two OSAs each having a different form factor.

10. The optoelectronic module as recited in claim 8 , wherein each receptacle is configured to receive an SC optical fiber connector.

11. The optoelectronic module as recited in claim 8 , wherein each monolithic body further defines a pair of openings each configured to receive at least a portion of an optical connector latch arm.

12. The optoelectronic module as recited in claim 11 , further comprising a pair of optical connector latch arms corresponding to each monolithic body, each optical connector latch arm at least partially situated within one of the pair of openings of the corresponding body, at least a portion of each optical connector latch arm extending into the receptacle of the corresponding body and configured to engage an optical fiber connector.

13. The optoelectronic module as recited in claim 8 , wherein each monolithic body further defines a plurality of posts extending from the monolithic body, each post being configured to engage a corresponding mounting hole of an EMI shield.

14. The optoelectronic module as recited in claim 8 , wherein each monolithic body further comprises a first structure and the housing further comprises a pair of second structures, wherein each first structure and each second structure are complementary structures configured to engage each other.

15. The optoelectronic module as recited in claim 8 , wherein the optoelectronic module is an optoelectronic transponder module that substantially conforms to the X2 Multi-Source Agreement.

16. The optoelectronic module as recited in claim 8 , further comprising a gasket positioned so as to seal any gaps between the OSA and the barrier.

17. An optoelectronic module comprising:

a first OSA;

a second OSA;

a printed circuit board in electrical communication with the first and second OSAs;

a first OSA connector block corresponding to the first OSA;

a second OSA connector block corresponding to the second OSA; and

a housing within which the OSAs, the printed circuit board, and the first and second OSA connector blocks are at least partially situated,

wherein each OSA connector block comprises:

a monolithic body including:

a first end defining a receptacle, the receptacle being configured to receive at least a portion of an optical fiber connector; and

a second end defining a cavity in which at least a portion of the corresponding OSA is situated; and

wherein the bodies of the first and second OSA connector blocks have substantially similar external form factors, but dissimilar internal form factors.

18. The optoelectronic module as recited in claim 17 , wherein the internal dimensions and/or form factor of the body of the first OSA connector block are incompatible with the external dimensions and/or form factor of the second OSA.

19. The optoelectronic module as recited in claim 17 , wherein the internal dimensions and/or form factor of the body of the second OSA connector block are incompatible with the external dimensions and/or form factor of the first OSA.

Assignments (5)
PATENT RELEASE AND REASSIGNMENT Recorded Jul 5, 2022
From: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
To: II-VI INCORPORATED; MARLOW INDUSTRIES, INC.; EPIWORKS, INC.; LIGHTSMYTH TECHNOLOGIES, INC.; KAILIGHT PHOTONICS, INC.; COADNA PHOTONICS, INC.; OPTIUM CORPORATION; FINISAR CORPORATION; II-VI OPTICAL SYSTEMS, INC.; M CUBED TECHNOLOGIES, INC.; II-VI PHOTONICS (US), INC.; II-VI DELAWARE, INC.; II-VI OPTOELECTRONIC DEVICES, INC.; PHOTOP TECHNOLOGIES, INC.
Reel/Frame 060574/0001 →
SECURITY INTEREST Recorded Jul 1, 2022
From: II-VI INCORPORATED; II-VI DELAWARE, INC.; M CUBED TECHNOLOGIES, INC.; II-VI PHOTONICS (US), INC.; PHOTOP TECHNOLOGIES, INC.; COHERENT, INC.
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 060562/0254 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 1, 2020
From: FINISAR CORPORATION
To: II-VI DELAWARE, INC.
Reel/Frame 052286/0001 →
NOTICE OF GRANT OF SECURITY INTEREST IN PATENTS Recorded Sep 25, 2019
From: II-VI INCORPORATED; MARLOW INDUSTRIES, INC.; EPIWORKS, INC.; LIGHTSMYTH TECHNOLOGIES, INC.; KAILIGHT PHOTONICS, INC.; COADNA PHOTONICS, INC.; OPTIUM CORPORATION; FINISAR CORPORATION; II-VI OPTICAL SYSTEMS, INC.; M CUBED TECHNOLOGIES, INC.; II-VI PHOTONICS (US), INC.; II-VI DELAWARE, INC.; II-VI OPTOELECTRONIC DEVICES, INC.; PHOTOP TECHNOLOGIES, INC.
To: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 050484/0204 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 26, 2007
From: ICE, DONALD A.
To: FINISAR CORPORATION
Reel/Frame 019218/0468 →