Storage device, a storage or test system and a method of mounting a storage device

• US 9,235,020 B2
• Filed: 05/02/2013
• Issued: 01/12/2016
• Est. Priority Date: 05/02/2013
• Status: Active Grant

• Current Assignee: Xyratex Technology Limited (Seagate Technology Holdings Plc)
• Original Assignee: Seagate Technology LLC (Seagate Technology Holdings Plc)
• Inventors: Pitwon, Richard Charles Alexander
• Primary Examiner(s): Rojas, Omar R
• Application Number:
  US13/875,948
• Publication Number:
  US 20140328562A1
• Time in Patent Office: 985 Days
• Field of Search: 439/950
• US Class Current: 1/1
• CPC Class Codes: G02B 6/4293 hybrid electrical and optical connections for transmitting electrical and optical signals
• CPC Class Codes: G02B 6/43 Arrangements comprising a plurality of opto-electronic elements and associated optical interconnections
• CPC Class Codes: H01F 38/14 Inductive couplings for wireless supply or distribution of electric power using inductive coupling H02J50/10

Abstract

An electro-optical connector assembly includes a first data connector for arrangement on a first device and a second data connector for arrangement on a second device, the first and second data connectors being for communicating data through free space between the first device and the second device and, a first power connector for arrangement on the first device and a second power connector for arrangement on the second device, the first and second power connectors being for providing wireless power transfer between the first device and the second device.

Claims

1. An electro-optical connector assembly comprising:

a first optical data connector for arrangement on a first device and a second optical data connector for arrangement on a second device, the first and second optical data connectors communicating data through free space between the first device and the second device and,

a first power connector for arrangement on the first device and a second power connector for arrangement on the second device, the first and second power connectors comprising a first inductive power coupler coil and a second inductive power coupler coil, configured to receive the first inductive power coupler coil upon engagement, respectively, at least one of the first coupler coil or the second coupler coil comprising shock absorbing material, the power connectors providing wireless power transfer between the first device and the second device.

2. An electro-optical connector assembly according to claim 1, wherein the shock absorbing material has a tapered profile.

3. An electro-optical connector assembly according to claim 1, in which when the first and second coupler coils are engaged, there is a space between the coils.

4. An electro-optical connector assembly according to claim 1, in which the first coupler coil is a male coil and the second coupler coil is a female coil.

5. An electro-optical connector assembly according to claim 1, in which the first and second data connectors are optical data couplers including optical transmit and receive channels.

6. An electro-optical connector assembly according to claim 5, in which one or both of the optical data couplers comprises an optical waveguide terminating in a beam expander to generate an expanded output beam from the waveguide.

7. An electro-optical connector assembly according to claim 5, in which one or both of the optical data couplers comprises plural waveguides, each of which waveguides terminates in a beam expander to generate a corresponding expanded output beam from the waveguide.

8. An electro-optical connector assembly according to claim 7, in which the plural beam expanders are provided by an integrated lens array.

9. An electro-optical connector assembly according to claim 8, in which the integrated lens array comprises a GRIN lens array or a geometric lens array.

10. An electro-optical connector assembly according to claim 1, comprising an optical engine having one or more optical sources for generating optical signals optically coupled to at least one of the data connectors.

11. An electro-optical connector assembly according to claim 10, comprising one or more waveguides each arranged to couple optical signals from the optical engine to an edge region of the connector assembly.

12. An electro-optical connector assembly according to claim 10, in which the optical engine has one or more optical receivers for receiving optical signals from another connector.

13. An electro-optical connector assembly according to claim 1, comprising a static control line to indicate the presence of a second connector.

14. An electro-optical connector assembly according to claim 1, wherein the first data connector and the first power connector are provided on an integrated connector dongle.

30. An electro-optical assembly according to claim 1, comprising an optical engine having one or more optical sources for generating optical signals optically coupled to at least one of the data connectors.

15. An electro-optical connector comprising:

a data connector for communicating data between a first device and a second device, and

a power connector for power transfer between the first device and the second device, wherein the power connector comprises a wireless power coupler comprising a first inductive power coupler coil provided on the first device for engagement, in use, with a corresponding second power coupler coil on the second device, the second power coupler coil configured to be received within the first power coupler coil, at least one of the first and second coupler coils having a shock absorbing material layer to engage with the other coil, with a space including air between engaged first and second power coupler coils, and

the data connector comprises an optical free space data transfer coupler.

16. An electro-optical connector according to claim 15, in which the optical free space data coupler comprises an optical waveguide terminating in a beam expander to generate an expanded output beam from the waveguide.

17. An electro-optical connector according to claim 16, comprising plural waveguides, each of which terminates in a beam expander to generate a corresponding expanded output beam from the waveguide.

18. An electro-optical connector according to claim 17, in which the plural beam expanders are provided by an integrated lens array.

19. An electro-optical connector according to claim 18, in which the integrated lens array comprises a GRIN lens array or a geometric lens array.

20. An electro-optical connector according to claim 15, comprising an optical engine having one or more optical sources for generating optical signals.

21. An electro-optical connector according to claim 20, comprising one or more waveguides each arranged to couple optical signals from the optical engine to an edge region of the connector.

22. An electro-optical connector according to claim 20, in which the optical engine has one or more optical receivers for receiving optical signals from another connector.

23. An electro-optical connector according to claim 15, comprising a static control line to indicate the presence of a second connector.

24. A disk drive connector for a disk drive within a storage or test system, the connector comprising:

a first data connector and a second data connector for communicating data between a disk drive and the storage or test system, and

a power connector for providing power transfer between the storage or test system and the disk drive, wherein the power connector comprises a wireless power coupler and a first inductive power coupler coil on the storage or test system and a second inductive power coupler coil on the disk drive, one of the first inductive power coupler coil and the second inductive power coupler coil configured to receive therein the other of the coupler coil in use, one or both of the coupler coils having a shock absorbing material layer to engage with the other coupler coil, with a space including air between the coupler coils, and

the data connectors comprise free space data transfer such that in combination the power and data coupling between the disk drive and the storage or test system is wireless.

25. A disk drive connector according to claim 24, in which the shock absorbing material has a tapered profile.

26. A disk drive connector according to claim 24, in which the first and second data connectors are optical data couplers including optical transmit and receive channels arranged in use to transfer data between the disk drive and the storage or test system.

27. A disk drive connector according to claim 26, comprising an optical engine having one or more optical sources for generating optical signals optically coupled to at least one of the optical data couplers.

28. A disk drive connector according to claim 25, comprising a static control line to indicate the presence of a disk drive in the storage or test system.

31. A disk drive connector according to claim 24, in which the first and second data connectors are optical data couplers including optical transmit and receive channels arranged in use to transfer data between disk drive and the storage or test system.

29. A method of connecting a first device to a second device using an electro-optical connector assembly, the method comprising:

providing a first optical data connector on a first device and a second optical data connector on a second device, communicating data through free space between the first device and the second device with the first and second optical data connectors;

providing a first power connector and a second power connector for arrangement on the first and second devices respectively, each power connector comprising an inductive power coupler coil, with at least one of the coupler coils comprising shock absorbing material,

engaging one of the inductive power coupler coils within the other, and wirelessly providing power to the first device from the second device with the first and second power connectors.