IP Library Granted Patent US 11,181,761
Granted Patent B2
US 11,181,761 · App. 16/780,826 · Granted Nov 23, 2021

Modular fixture for display device

Inventors: Guentaek Oh (Singapore, SG); Jeongki Kim (Singapore, SG)
Assignee: Dell Products L.P.
G02F1/133308G02F1/133322
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Quick Facts
Patent No.
US 11,181,761
App. No.
16/780,826
Granted
Nov 23, 2021
Kind
B2
Abstract

A display device has alignment features that compensate for variability in open cells sourced from different vendors. A backlight is arranged behind or beneath an open cell to illuminate picture elements. The open cell and the backlight rest or reside within a cover shield. Because the open cell may have supplier variability, the cover shield has receptacles such as holes or apertures that align with features protruding from a module fixture. The modular fixture thus allows the open cell and the backlight to be arranged, aligned, and/or assembled to the covert shield, despite the supplier variability in the open cell.

Claims (33)

1. A display module, comprising:

an open cell having picture elements;

a backlight for illuminating the picture elements of the open cell;

a lower cover shield mating with a bottom edge of the open cell, the lower cover shield having a bottom longitudinal edge and a receptacle along the bottom longitudinal edge; and

a sliding “L”-shaped modular fixture having a sliding alignment feature sliding along the bottom longitudinal edge of the lower cover shield into an alignment with the receptacle along the lower cover shield.

2. The display module of claim 1 , wherein the sliding “L”-shaped modular fixture further comprises a protruding pin as the sliding alignment feature that slides along the bottom longitudinal edge of the lower cover shield into the alignment with the receptacle along the lower cover shield.

3. The display module of claim 1 , wherein the lower cover shield has multiple receptacles along the bottom longitudinal edge.

4. The display module of claim 1 , wherein the sliding “L”-shaped modular fixture further comprises multiple alignment features.

5. The display module of claim 1 , wherein the sliding “L”-shaped modular fixture further comprises an additional alignment feature.

6. The display module of claim 1 , wherein the sliding “L”-shaped modular fixture further comprises an additional alignment feature that is orthogonal to the sliding alignment feature.

7. The display module of claim 1 , wherein the picture elements comprise liquid crystals.

8. The display module of claim 1 , wherein the backlight comprises liquid crystals.

9. The display module of claim 1 , wherein the backlight comprises light emitting diodes.

10. The display module of claim 1 , further comprising an optical film.

11. The display module of claim 1 , further comprising a decorative branding strip.

12. The display module of claim 1 , further comprising a decorative branding strip affixed to the modular fixture.

13. A display device, comprising:

an open cell having picture elements;

a backlight for illuminating the picture elements of the open cell;

a lower cover shield mating with a bottom edge of the open cell, the lower cover shield having a bottom longitudinal edge and a receptacle along the bottom longitudinal edge;

a sliding “L”-shaped modular fixture having a sliding alignment feature sliding along the bottom longitudinal edge of the lower cover shield into an alignment with the receptacle along the cover shield; and

a rear cover mating with the lower cover shield.

14. The display device of claim 13 , further comprising a stand supporting the rear cover.

15. The display device of claim 13 , further comprising a stand pivotably attached to the rear cover.

16. The display device of claim 13 , further comprising a pin that protrudes from the sliding “L”-shaped modular fixture as the sliding alignment feature.

17. The display device of claim 13 , further comprising multiple receptacles in the lower cover shield.

18. The display device of claim 13 , further comprising multiple alignment features in the lower cover shield.

19. The display device of claim 13 , wherein the picture elements comprise liquid crystals.

20. A display module, comprising:

an open cell having picture elements;

a backlight for illuminating the picture elements of the open cell;

a lower cover shield mating with a bottom edge of the open cell, the lower cover shield having a bottom longitudinal edge and a plurality of receptacles along the bottom longitudinal edge; and

a sliding “L”-shaped modular fixture having a sliding protruding pin sliding along the bottom longitudinal edge of the lower cover shield into an alignment with a receptacle of the plurality of the receptacles.

Assignments (13)
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (052851/0081) Recorded Jun 23, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 060436/0441 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (052851/0917) Recorded Jun 23, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 060436/0509 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (052852/0022) Recorded Jun 23, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 060436/0582 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (053311/0169) Recorded Jun 23, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC CORPORATION; EMC IP HOLDING COMPANY LLC
Reel/Frame 060438/0742 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (053546/0001) Recorded Jun 23, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL MARKETING L.P. (ON BEHALF OF ITSELF AND AS SUCCESSOR-IN-INTEREST TO CREDANT TECHNOLOGIES, INC.); DELL INTERNATIONAL L.L.C.; DELL PRODUCTS L.P.; DELL USA L.P.; EMC CORPORATION; DELL MARKETING CORPORATION (SUCCESSOR-IN-INTEREST TO FORCE10 NETWORKS, INC. AND WYSE TECHNOLOGY L.L.C.); EMC IP HOLDING COMPANY LLC
Reel/Frame 071642/0001 →
RELEASE OF SECURITY INTEREST AT REEL 052771 FRAME 0906 Recorded Nov 2, 2021
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 058001/0298 →
SECURITY INTEREST Recorded Jun 5, 2020
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC; THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS COLLATERAL AGENT
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS COLLATERAL AGENT
Reel/Frame 052851/0081 →
SECURITY INTEREST Recorded Jun 5, 2020
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS COLLATERAL AGENT
Reel/Frame 052851/0917 →
SECURITY INTEREST Recorded Jun 5, 2020
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS COLLATERAL AGENT
Reel/Frame 052852/0022 →
SECURITY INTEREST Recorded Jun 5, 2020
From: DELL PRODUCTS L.P.; EMC CORPORATION; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS COLLATERAL AGENT
Reel/Frame 053311/0169 →
SECURITY AGREEMENT Recorded May 28, 2020
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
Reel/Frame 052771/0906 →
SECURITY AGREEMENT Recorded Apr 22, 2020
From: CREDANT TECHNOLOGIES INC.; DELL INTERNATIONAL L.L.C.; DELL MARKETING L.P.; DELL PRODUCTS L.P.; DELL USA L.P.; EMC CORPORATION; FORCE10 NETWORKS, INC.; WYSE TECHNOLOGY L.L.C.; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A.
Reel/Frame 053546/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 3, 2020
From: OH, GUENTAEK; KIM, JEONGKI
To: DELL PRODUCTS, LP
Reel/Frame 051705/0799 →