VDPP LLC v. Delta Air Lines Inc

I. Executive Summary and Procedural Information

• Parties & Counsel:
  • Plaintiff: VDPP, LLC (Oregon)
  • Defendant: Delta Air Lines, Inc. (Ohio)
  • Plaintiff's Counsel: Ramey LLP
• Case Identification: 7:25-cv-00529, W.D. Tex., 05/01/2026
• Venue Allegations: Plaintiff alleges venue is proper because Defendant has committed acts of infringement in the district and maintains a regular and established place of business at an Austin, Texas address.
• Core Dispute: Plaintiff alleges that Defendant's digital display systems, such as those used for flight and gate information, infringe two patents related to methods and apparatuses for creating an appearance of continuous motion using specific image-sequencing techniques.
• Technical Context: The technology at issue resides in the field of digital video processing, specifically creating perceived motion and visual effects from a limited set of image frames for use in digital signage and information displays.
• Key Procedural History: This First Amended Complaint was filed in response to a Rule 12 motion by the Defendant, indicating the case is in its early stages and that the initial pleading was challenged. Plaintiff, a non-practicing entity, also notes prior settlement licenses with other entities related to its patent portfolio, which may become relevant to damages calculations.

Case Timeline

Date	Event
2001-01-23	Priority Date for '902 Patent and '922 Patent
2006-04-18	'902 Patent Issued
2018-04-17	'922 Patent Issued
2026-05-01	Complaint Filed

II. Technology and Patent(s)-in-Suit Analysis

U.S. Patent No. 7,030,902 - "Eternalism, A Method For Creating An Appearance Of Sustained Three-Dimensional Motion-Direction Of Unlimited Duration, Using A Finite Number Of Pictures,"

• Patent Identification: U.S. Patent No. 7,030,902, "Eternalism, A Method For Creating An Appearance Of Sustained Three-Dimensional Motion-Direction Of Unlimited Duration, Using A Finite Number Of Pictures," issued April 18, 2006 (the "'902 Patent"). Compl. ¶12

The Invention Explained

• Problem Addressed: The patent's background section describes the difficulty of capturing or creating the appearance of continuous, sustained motion on recorded media (like film or video) using only a finite, and small, number of pictures, a feat previously limited to transient live performances. '902 Patent, col. 1:16-43
• The Patented Solution: The invention proposes a method that uses at least two "substantially similar image pictures" and one "dissimilar bridging picture" (e.g., a solid black frame) arranged in a repeating sequence. '902 Patent, abstract '902 Patent, col. 2:27-38 When this sequence is repeated as a continuous loop, it creates an illusion of sustained movement, with the bridging picture often perceived only as a "subtle flicker." '902 Patent, col. 2:50-55 '902 Patent, Fig. 1c
• Technical Importance: The claimed technique provided a method to generate illusions of continuous motion from a limited set of source images, offering an efficient way to create compelling visual effects for digital storage and display systems. '902 Patent, col. 2:15-22

Key Claims at a Glance

• The complaint asserts at least independent claim 1. Compl. ¶14
• Claim 1 of the '902 Patent requires:
  • a) selecting at least two visually similar image pictures;
  • b) selecting a bridging picture which is dissimilar to the image pictures;
  • c) arranging the pictures in a sequential order to create a first series of pictures;
  • d) placing the first series of pictures on a plurality of picture frames, with each picture placed on a single frame; and
  • e) repeating the first series of pictures a plurality of times to create a continuous plurality of picture frames that, when viewed, produce an appearance of continuous movement. Compl. Ex. B, p. 3

U.S. Patent No. 9,948,922 - "Faster State Transitioning For Continuous Adjustable 3Deeps Filter Spectacles Using Multi-Layered Variable Tint Materials,"

• Patent Identification: U.S. Patent No. 9,948,922, "Faster State Transitioning For Continuous Adjustable 3Deeps Filter Spectacles Using Multi-Layered Variable Tint Materials," issued April 17, 2018 (the "'922 Patent"). Compl. ¶21

The Invention Explained

• Problem Addressed: While the patent title and background relate to 3D filter spectacles, the asserted claim is directed to an image processing apparatus. Compl. ¶21 '922 Patent, abstract The complaint frames the technological problem in terms of improving the operation of visual display systems. Compl. ¶¶33, 38
• The Patented Solution: The invention, as recited in the asserted apparatus claim, consists of storage and a processor. '922 Patent, col. 14:35-39 The processor is adapted to perform a sequence of steps: obtaining image frames from a video stream, generating "modified" image frames by "stitching" them with other frames, generating a solid-color "bridge frame," and then displaying the modified frames and bridge frame in a sequence. '922 Patent, col. 15:1-15
• Technical Importance: This patent claims a concrete hardware apparatus for implementing specific frame-sequencing and frame-modification techniques, suggesting a technological improvement in how display systems generate and present image sequences to achieve a particular visual effect. Compl. ¶34 Compl. ¶38

Key Claims at a Glance

• The complaint asserts at least independent claim 7. Compl. ¶22
• Claim 7 of the '922 Patent requires an apparatus comprising:
  • a storage adapted to store one or more image frames;
  • a processor adapted to: obtain a first and second image frame from a video stream; generate a first modified image frame by stitching it with a third image frame; generate a second modified image frame by stitching it with a fourth image frame; generate a solid-color bridge frame; display the first modified image frame; display the bridge frame; and display the second modified image frame. Compl. Ex. D, p. 3

III. The Accused Instrumentality

Product Identification

• The complaint identifies the accused instrumentalities as the "Accused Delta Display Systems." Compl. ¶8 These include a range of digital signage and display systems used by Delta, such as flight-information displays, gate-displays, seat-availability displays, and kiosk-based systems. Compl. ¶7

Functionality and Market Context

• The accused systems are alleged to process and display Delta-controlled visual information to customers and employees, communicating information related to flights, seating, booking, and branding. Compl. ¶8 The complaint alleges that these systems employ techniques such as "black-frame insertion, backlight scanning, blanking, or equivalent image-frame processing" to generate visual effects. Compl. ¶15 This functionality is alleged to create an appearance of continuous movement using sequences of image frames and inserted dark or black frames. Compl. ¶¶15-16

IV. Analysis of Infringement Allegations

'902 Patent Infringement Allegations

Claim Element (from Independent Claim 1)	Alleged Infringing Functionality	Complaint Citation	Patent Citation
a) selecting at least two image pictures which are visually similar, a first image picture and a second image picture;	The accused systems select or use at least two visually similar image frames from Delta-controlled digital signage content.	¶15	col. 4:35-39
b) selecting a bridging picture which is dissimilar to said image picture;	The systems use a bridging picture that is dissimilar, alleged to be a solid black or dark frame generated by black-frame insertion (BFI), backlight scanning, or blanking.	¶15	col. 4:40-41
c) arranging said pictures in a sequential order to create a first series of pictures...	The systems arrange the similar image pictures and the dissimilar bridging picture in a sequential order.	¶16	col. 4:42-46
d) placing said first series of pictures on a plurality of picture frames wherein each picture of said first series is placed on a single frame;	The systems place the created series of pictures onto a plurality of picture frames, with each picture on a single frame.	¶16	col. 4:47-49
e) repeating the first series of pictures a plurality of times to create a continuous plurality of picture frames...such that when said plurality of picture frames are viewed an appearance of continuous movement is perceived by a viewer.	The systems repeat the series in a loop to create a continuous display of frames that produces the appearance of continuous movement.	¶16	col. 4:50-54

'922 Patent Infringement Allegations

A side-by-side comparison from a high-speed video of a "Seats Available" display purports to show a modified image frame generated by stitching. Compl. Ex. D, p. 5

Claim Element (from Independent Claim 7)	Alleged Infringing Functionality	Complaint Citation	Patent Citation
An apparatus comprising: a storage adapted to: store one or more image frames;	The Accused Delta Display Systems are apparatuses containing storage for image frames, such as frame buffers or cached frames.	¶24	col. 14:35-38
a processor adapted to: obtain a first image frame and a second image frame from a first video stream;	The systems' processors obtain first and second image frames from a video stream of Delta's digital signage content.	¶25	col. 15:1-3
generate a first modified image frame by stitching together the first image frame with a third image frame...	The processor generates a modified image frame by "stitching" the original image frame to the resolution of the display, making it different from the original.	¶¶25-26	col. 15:4-8
generate a bridge frame, wherein the bridge frame is a solid color... and is different from the first and second image frames;	The processor generates a solid black or dark "bridge frame" through backlight scanning or black-frame insertion (BFI), which is different from the image frames.	¶¶25-27	col. 15:9-12
display the first modified image frame; display the bridge frame; and display the second modified image frame.	The systems display the sequence of the first modified image frame, the bridge frame, and a second modified image frame.	¶25	col. 15:13-15

• Identified Points of Contention:
  • Method vs. Result: For the '902 Patent, a key dispute may arise over whether Delta's systems perform the claimed method steps of "selecting" and "arranging" pictures, or if they merely display a pre-rendered video stream that embodies the result of such a method. The complaint's assertion that Delta's systems "select, generate, retrieve, or otherwise use" the frames will be a focus. Compl. ¶15
  • Divided Infringement: The final limitation of claim 1 of the '902 Patent includes the phrase "perceived by a viewer." This raises the question of whether a third party (the viewer) is required to perform a step of the claim, which could present a divided infringement problem for the Plaintiff. Plaintiff proactively argues the viewer's perception is a "natural result" of Delta's completed operation and not a separate required act. Compl. ¶10 Compl. ¶17
  • Technical Scope of "Stitching": For the '922 Patent, the infringement theory hinges on the interpretation of "stitching together the first image frame with a third image frame." The complaint alleges this covers scaling an image to a display's resolution. Compl. ¶26 This raises a technical question of whether standard video rendering or scaling operations meet the claim's requirement of combining two distinct frames.

V. Key Claim Terms for Construction

• The Term: "bridging picture" ('902 Patent, Claim 1)

• Context and Importance: This term's definition is critical for determining whether modern display techniques like Black Frame Insertion (BFI) or backlight scanning, which the complaint alleges are used Compl. ¶15, fall within the scope of the claim.

• Intrinsic Evidence for Interpretation:

  • Evidence for a Broader Interpretation: The specification suggests a functional interpretation, stating that in electronic media, the bridging picture "may simply be a timed unlit-screen pause between serial re-appearances of the... image pictures." '902 Patent, col. 2:33-35 This could support Plaintiff's argument that a processing artifact like BFI qualifies.
  • Evidence for a Narrower Interpretation: The abstract and primary embodiments describe the invention as using "three pictures, A, B and C," with C being the dissimilar one. '902 Patent, abstract A defendant may argue this requires the "bridging picture" to be a distinct data object akin to an image file, rather than a transient state of the display hardware.

• The Term: "stitching together" ('922 Patent, Claim 7)

• Context and Importance: The infringement allegation for generating a "modified image frame" depends entirely on construing this term to cover scaling an image to a display's resolution. Compl. ¶26 Practitioners may focus on this term because the viability of the infringement case against the accused systems appears to rest on this broad interpretation.

• Intrinsic Evidence for Interpretation:

  • Evidence for a Broader Interpretation: The patent does not appear to provide an explicit definition of "stitching," which may allow Plaintiff to argue for its plain and ordinary meaning, potentially encompassing a wide range of digital image composition techniques.
  • Evidence for a Narrower Interpretation: The claim language recites "stitching together the first image frame with a third image frame," which suggests the combination of at least two distinct source frames to create a new, modified frame. This language may not support an interpretation that covers merely scaling or re-rendering a single image frame.

VI. Other Allegations

• Indirect Infringement: The complaint focuses exclusively on direct infringement by Delta and does not include counts for induced or contributory infringement. Compl. ¶14 Compl. ¶22 It alleges that any actions by third-party vendors are performed for Delta's benefit and under its direction or control, which is a theory of direct, not indirect, liability. Compl. ¶9
• Willful Infringement: Plaintiff includes a contingent claim for willful infringement, stating that if discovery reveals Defendant had pre- or post-suit knowledge of the patents, its infringement should be declared willful, justifying enhanced damages under 35 U.S.C. § 284. Compl. ¶ V.e

VII. Analyst's Conclusion: Key Questions for the Case

• A core issue will be one of definitional scope: can the term "stitching together the first image frame with a third image frame" in the '922 patent be construed to cover the accused systems' alleged function of scaling an image to a display's resolution, or does the claim require the combination of distinct image data?
• A second central question will be one of method versus result: with respect to the '902 patent, do the accused systems perform the claimed method steps of "selecting" and "arranging" distinct image and bridging "pictures," or do they merely display a pre-rendered video stream that is the result of such a method, potentially avoiding direct infringement?
• A key evidentiary question for both patents will concern the technical nature of the accused functionality: what evidence will support the allegation that display techniques like Black Frame Insertion (BFI) constitute a "dissimilar bridging picture" ('902 patent) or a "solid color" "bridge frame" ('922 patent) as required by the claims?