Independent Claim 1 — Detailed Method Claim Mapping

06Patent Position Mapping

Independent Claim 1 — Detailed Method Claim Mapping

Publicly disclosed iRacing functionality assessed against issued Claim 1. This is the first formal claim-chart section: every limitation is treated individually, with first-party evidence, dates, entity attribution and identified evidentiary gaps. No infringement conclusion is drawn and no numerical overlap is calculated.

Granted U.S. Patent —US 12,528,021 B2

View Issued Claim 1

Opening claim position

Independent Claim 1 — Computer-Implemented Method

View Issued Claim 1

Claim 1 is an independent method claim directed to a computer-implemented process for facilitating virtual participation in a real-world racing event. It contains a combination of interrelated requirements, each of which must be addressed on its own terms.

The analysis therefore does not ask simply whether iRacing:

creates realistic tracks;
has virtual vehicles;
uses telemetry;
supports multiplayer racing; or
allows users to control race cars.

It asks instead whether the publicly disclosed iRacing architecture establishes each required relationship within the issued claim.

The issued claim is not silently paraphrased in this section. Each card carries a neutral technical restatement for analytical navigation, together with a direct link to the granted patent record, which remains the controlling text. Where exact issued wording is required, it must be retrieved and reproduced faithfully from that record.

Claim 1 — summary architecture

Reconstruction of the Claimed Combination

Real-world racing event

Data feed from that event

Processing of that feed

Multi-dimensional virtual environment

Substantial replication of physical event environment

Virtualized representations of each event participant

Representations move according to physical movement of corresponding participant

User avatar

User hardware + display

Viewpoint associated with user avatar

User instructions

Avatar navigates race path

User participates in event

User competes against event participants

Every required element must be addressed. Strong correspondence with surrounding simulation technology does not substitute for an unestablished central limitation.

Claim-mapping classification

Four Classifications — and Nothing Else

Publicly Established

Direct public evidence establishes the relevant functionality.

Strongly Corresponding

The evidence establishes functionality having substantial technical correspondence, although an implementation detail remains unavailable.

Partially Corresponding

Some but not all of the technical requirement is established.

Not Established From Public Disclosures

The available public evidence does not establish the complete limitation.

“Not Established” does not mean the functionality is absent. It means the functionality has not been established from the identified public record.

Assessment indicators are restrained document marks. The text classification is always authoritative; no assessment is conveyed by colour alone.

Required movement chain — limitation 1G

Physical driver

Physical position · physical speed · physical race movement

Event data

Feed from the physical racing event

Corresponding virtual driver

Corresponding virtual movement inside the environment

No public evidence presently identified establishes this chain in the iRacing architecture.

Issued claim language — verbatim
“wherein each of the virtualized representations of the participants is adapted to move inside the multi-dimensional virtual environment according to physical movements of the corresponding participant during the event”
Reproduced verbatim from the granted claim, without correction, paraphrase or reordering. Controlling text: issued claims of US 12,528,021 B2

Technical requirement — analytical restatement, not claim language

Each virtualized representation is adapted to move within the virtual environment according to physical movements of the corresponding participant during the racing event.

Technical requirement

The virtualized representation must move according to physical movements of the corresponding participant during the real-world event.

The required chain is: physical driver position, speed and race movement → event data → corresponding virtual driver movement.

Relevant iRacing functionality

iRacing simulation telemetry, real-world data-analysis relationships, real driver identities, AI racing, live remote telemetry, Cosworth integration and realistic virtual vehicles.

Public evidence

iRacing SupportiRacing's own AI documentation states that iRacing AI competition is racing against highly adjustable computer-controlled drivers, available in single races, championship seasons and hosted/league races.
iRacing Support — How to use iRacing AISupport article — modified 16 August 2024
iRacing SupportiRacing's AI Rosters documentation states that opponent rosters are fully adjustable and customisable and may include legendary real-world drivers, friends and family, or other chosen identities, with configurable AI driver characteristics.
iRacing Support — AI RostersSupport article — modified 16 August 2024
Cosworth / Technology PartneriRacing's Pi Toolbox update materials describe additional data channels, live remote telemetry for iRacing sessions and real-time technology also deployed in INDYCAR and WEC, together with comparison of iRacing telemetry against data from Cosworth-equipped race cars.
iRacing — Pi Toolbox real-time telemetry updateAnnouncement — 26 November 2025

Entity / product attribution

Core iRacing ServiceiRacing AICosworth Pi Toolbox

Assessment

Not Established From Public Disclosures

The available public evidence does not establish the complete limitation.

Evidentiary gap

No public evidence presently identified establishes the chain: physical movement of a driver during a specific real-world race → event data → movement of that driver's corresponding representation inside iRacing.

Claim mapping note

This is currently the principal unresolved limitation. iRacing's own AI documentation describes computer-controlled drivers whose behaviour is determined by configurable attributes; that evidence assists in distinguishing AI operation from the claimed participant-movement relationship.

iRacing AI is publicly described as computer-controlled

iRacing's own AI documentation describes AI competition as racing against highly adjustable computer-controlled drivers. AI driver characteristics include configurable skill, aggression, optimism, smoothness, pit-crew ability and strategy.

Available evidence therefore supports a simulation-driven competitor model rather than establishing event-derived physical-participant movement.

This does not prove that iRacing never uses event-derived movement elsewhere. It establishes only what the identified AI documentation describes.

iRacing Support — How to use iRacing AI iRacing Support — AI RostersSupport articles — modified 16 August 2024

Dedicated comparison

iRacing Ghost Racing vs Claim 1 Architecture

iRacing Ghost Racing

Active virtual iRacing session

Other iRacing competitors

User enters session as invisible ghost

User controls vehicle

User drives among competitors

User experiences same track condition changes

No physical collision with competitors

Claim 1 architecture

Real-world physical race

Physical event data feed

Virtualized representations of physical participants

Representations follow corresponding physical participant movement

User avatar introduced

User navigates the race path

User participates and competes against represented physical participants

Public support documentation states that the ghost racer may draft behind other drivers and practise race starts.

Ghost Racing provides strong evidence for certain user-participation, navigation and concurrent-racing concepts. It does not presently establish the event-feed and physical-participant-representation requirements that distinguish the core Claim 1 architecture.

iRacing Support — Ghost Racing (modified 19 December 2025)

Dedicated comparison

Cosworth / iRacing Telemetry Relationship

Publicly established

iRacing simulation: → produces telemetry
Cosworth Pi Toolbox: → analyses iRacing telemetry
Real Cosworth race cars: → produce physical motorsport telemetry
Pi Toolbox: → allows real-versus-virtual telemetry comparison
Live remote telemetry: → supported for iRacing sessions

Cosworth Pi Toolbox is described as using real-time technology also deployed in INDYCAR and WEC.

Not yet established

Physical race event

Live event data

iRacing virtual event

Corresponding physical participants virtualized

Their actual movement drives the representations

User competes against them

This is the exact gap.

iRacing — Cosworth partnership (28 August 2025)iRacing — Pi Toolbox real-time telemetry (26 November 2025)iRacing — Cosworth Pi Toolbox product page

Dedicated analysis

Strong Correspondence Does Exist at the Environment Layer

iRacing's track technology deserves separate recognition in this mapping. Its official materials state that the track-building process uses three-dimensional laser scanning and recreates real circuits including surface irregularities, camber and elevation, to a standard the company describes as indistinguishable from a real lap.

The mapping should not understate iRacing's correspondence with the physical-environment replication portion of the claim (limitation 1E).

Environment replication alone does not establish event replication.

iRacing — Track Technology (current product documentation — accessed for this review)

Dedicated analysis

Strong Correspondence at the User-Control Layer

User hardware

Steering / braking / throttle

Virtual vehicle

Virtual race path

Interactive racing session

Public evidence strongly establishes this portion of the architecture, which corresponds closely, at a functional level, with Claim 1's user-control requirements (1H, 1I, 1N and 1O).

This conclusion must not be extrapolated to the complete claim.

iRacing Support — Controller Setup and Calibration (modified 9 September 2025)iRacing Support — Wheels, pedals and controllers

Claim 1 master mapping

Limitation-by-Limitation Chart

Ref	Claim requirement	iRacing evidence	Entity / product	Assessment	Key gap
1A	Real-World Racing Event	iRacing's licensed motorsport relationships and reconstruction of real circuits and real racing vehicles.	iRacing.com Motorsport Simulations · Core iRacing Service	Partially corresponding / relevant context	No identified public source identifies a particular real-world racing event whose data is used to create the relevant iRacing experience. iRacing is deeply integrated into real-world motorsport, but the identified evidence does not establish the required relationship between a specific physical racing event and the claimed virtual-participation method.
1B	Event Data Feed	iRacing telemetry infrastructure and the Cosworth Pi Toolbox data relationship.	Cosworth Pi Toolbox · Core iRacing Service	Not Established From Public Disclosures	The identified public evidence does not presently establish that telemetry from a specific physical racing event is fed into iRacing for the purpose required by Claim 1. Key investigation question: does iRacing, directly or through NASCAR, INDYCAR, IMSA, Cosworth or another partner, ingest live, recorded or historical event data from physical racing events for use in an interactive virtual racing environment?
1C	Processing of Event Data	iRacing simulation and telemetry processing; Pi Toolbox telemetry analysis.	Core iRacing Service · Cosworth Pi Toolbox	Not Established From Public Disclosures	Because limitation 1B is not presently established, there is no sufficient public evidentiary basis to conclude that iRacing processes the required real-world event feed for the purpose of Claim 1.
1D	Multi-Dimensional Virtual Environment	The core iRacing simulation environment: digitally generated circuits and vehicle environments supporting driving, racing, multiplayer participation, AI fields, dynamic track behaviour, weather, telemetry and multiple viewpoints.	iRacing.com Motorsport Simulations · Core iRacing Service	Publicly established — general functionality	Whether the environment is generated by processing the specific real-world event data feed required by Claim 1 remains unestablished.
1E	Physical Environment Replication	iRacing track technology: three-dimensional laser scanning of real circuits, reproduction of geometry, bumps, camber, undulation and surface detail, with dynamic conditions and weather layered onto those environments.	iRacing.com Motorsport Simulations · Core iRacing Service	Publicly established — strong technical correspondence	Claim 1 also requires the environment to arise within the broader claimed event-feed architecture. Environment replication alone does not establish event replication.
1F	Representations of Each Event Participant	Multiplayer virtual competitors, AI competitors, real-world driver identities within custom AI rosters, licensed drivers in official products, and official NASCAR and other motorsport content.	Core iRacing Service · iRacing AI · iRacing Studios	Partially Corresponding	No public evidence presently establishes virtualized representations of each participant in a specific physical race derived from that event.
1G	Physical-to-Virtual Participant Movement	iRacing simulation telemetry, real-world data-analysis relationships, real driver identities, AI racing, live remote telemetry, Cosworth integration and realistic virtual vehicles.	Core iRacing Service · iRacing AI · Cosworth Pi Toolbox	Not Established From Public Disclosures	No public evidence presently identified establishes the chain: physical movement of a driver during a specific real-world race → event data → movement of that driver's corresponding representation inside iRacing.
1H	User-Associated Avatar	An iRacing user controls a virtual racing vehicle within the simulation, through steering, braking, throttle input, vehicle selection, ghost driving and online racing.	Core iRacing Service · iRacing Ghost Racing	Publicly established — strong correspondence	This limitation alone does not establish that the environment is the event-derived environment required by the other limitations.
1I	User Computer Hardware Communication	iRacing operates as network-connected simulation software executed through user computer systems and racing hardware, with members connecting to iRacing sessions and servers using local hardware.	Core iRacing Service · iRacing.com Motorsport Simulations	Publicly Established	None identified for this limitation on the present record.
1J	Display of the Virtual Racing Environment	iRacing presents the virtual racing environment through displays connected to the user's system; public materials show driving interfaces, virtual tracks and cars, and race sessions.	Core iRacing Service	Publicly Established	The existence of a displayed virtual environment is distinct from proof that the environment was generated using the specific claimed event feed.
1K	User-Avatar Viewpoint	Driver and cockpit viewpoints associated with the user-controlled racing vehicle, including cockpit controls and VR implementation; spectator and focus-driver views exist separately.	Core iRacing Service	Publicly established / strongly corresponding	Construction of the viewpoint requirement, and its boundary against spectator presentation, would benefit from focused review.
1L	Display of Competitors and Movement	iRacing displays other virtual racing vehicles, movement of online participants, movement of AI competitors and dynamic position changes during races. Ghost Racing demonstrates that the ghost user sees and drives among the other active competitors.	Core iRacing Service · iRacing Ghost Racing · iRacing AI	Partially Corresponding	The visible virtual competitors are established; their status as the Claim 1 event-derived virtualized representations is not.
1M	Temporal Visualization	During an iRacing session vehicles move over time, race position evolves, lap progression occurs, track conditions may change and competitors are displayed in real time. Ghost Racing enables a user to enter an active virtual race and experience that session as it progresses.	Core iRacing Service · iRacing Ghost Racing	Partially Corresponding	The relevant iRacing session has not been established as the real-world racing event represented through the preceding claim limitations.
1N	User Control Instructions	iRacing supports steering, braking, throttle, shifting and handbrake input through racing wheels, pedals and controllers, with documented calibration of driving controls.	Core iRacing Service	Publicly Established	None identified for this limitation on the present record.
1O	Race-Path Navigation	iRacing users directly control virtual racing vehicles around digital recreations of racing circuits; the combination of laser-scanned tracks with user steering, throttle, braking and vehicle operation establishes user-controlled race-path navigation.	Core iRacing Service · iRacing.com Motorsport Simulations	Publicly established — strong correspondence	The identity of the navigated environment as the claimed event-derived environment remains dependent on limitations 1B–1D.
1P	User Participation	iRacing users participate in official sessions, multiplayer racing, AI racing, Ghost Racing, practice sessions and hosted sessions.	Core iRacing Service · iRacing Ghost Racing · iRacing AI	Partially Corresponding	Public evidence does not currently establish that an iRacing user is participating virtually in the corresponding physical racing event through the claimed event-feed architecture.
1Q	Competition Against Event Participants	iRacing users compete against other human drivers, AI drivers and competitors in virtual race sessions. Ghost Racing permits a user to drive among active competitors while remaining non-collidable.	Core iRacing Service · iRacing AI · iRacing Ghost Racing	Not established for the complete claim requirement	The available evidence does not presently establish that those competitors are the physical participants of a corresponding real-world race, represented through physical-event movement data.

This preliminary classification is not immutable. If additional reliable evidence is subsequently identified, the chart should be updated accordingly.

The core public-evidence gap

Three Central Unresolved Requirements

A. Event feed

Does iRacing ingest data from a specific physical race event for this purpose?

B. Participant movement

Does that data cause virtual representations to move according to the actual movement of corresponding physical participants?

C. User competition

Does the user then compete against those event-driven participant representations?

These are not peripheral questions. They lie near the centre of the independent Claim 1 architecture.

What would change the Claim 1 assessment

Additional Evidence That Would Be Material

Additional technical information may clarify the presently unresolved limitations. Examples include:

technical documentation showing physical race feeds entering iRacing
NASCAR / iRacing technical integration documentation
INDYCAR / iRacing event-data documentation
Cosworth documentation establishing race-event telemetry ingestion
API documentation
developer documentation
server architecture documentation
product demonstration showing live physical race replication
historical race recreation driven by participant telemetry
official statements describing users racing against data-driven physical participants
confidential technical information produced through commercial discussions

Preliminary public-evidence assessment — Claim 1

Publicly available information establishes substantial technical correspondence between iRacing and several individual components of Claim 1, particularly multi-dimensional racing environments, physical track replication, user-controlled avatars, user hardware, display architecture, user navigation and interactive competition.

However, the presently identified public record does not establish several central limitations concerning receipt and processing of a data feed from a particular real-world racing event, movement of virtualized participant representations according to physical movement of corresponding participants during that event, and user competition against those event-derived participants.

Complete correspondence with Claim 1 as a whole is not established from current public disclosures.

Separate question

Strategic Relevance Is a Separate Question

The absence of a complete public-evidence Claim 1 mapping does not eliminate the strategic relevance of the granted patent to iRacing.

iRacing publicly holds many of the surrounding components:

physical motorsport relationships
official race series rights
high-fidelity physical environment replication
virtual racing
telemetry
Cosworth
live remote telemetry
Ghost Racing
user-controlled participation
official NASCAR development
official INDYCAR development

The patent therefore remains potentially relevant to future convergence between physical event data and interactive virtual racing. Claim correspondence and commercial strategic relevance are kept clearly separated throughout this analysis.

Permanent analytical rules

Constraints Governing This Mapping

AI behaviour is not equivalent to physical-participant movement

iRacing publicly states that AI opponents are computer controlled and governed by configurable AI characteristics. Even where an AI driver is named after a real-world driver, that does not establish physical-movement correspondence.

Track scanning data is not automatically event data

Laser scanning may establish replication of the physical environment. It does not establish participant telemetry, an event data feed, race movement, or event-time data. These concepts are kept separate.

Telemetry comparison is not event ingestion

The ability to compare actual physical race-car telemetry with iRacing telemetry does not, without further evidence, establish that physical telemetry is used to generate the virtual racing environment or to control virtual participants. This distinction must never be blurred.

Ghost Racing is not event reconstruction

Ghost Racing demonstrates insertion of an independently controlled user into an ongoing virtual race environment. It does not presently establish the chain: physical event → data → event-driven virtual participant representations.

Analytical discipline

No Score, No Infringement Language

Not used in this section

percentage match, total score or weighted score
infringement probability
“iRacing infringes Claim 1”
“Claim 1 reads on iRacing”
“iRacing uses the patented method”

Used instead

“public evidence establishes…”
“public evidence does not presently establish…”
“technical correspondence exists with…”
“further implementation information would be required…”

Claim analysis is limitation-specific. No count, percentage, score or probability is used at any point.

Section 06 evidence summary

Assessment Categories — Not a Score

Publicly established elements

1DMulti-Dimensional Virtual Environment
1EPhysical Environment Replication
1HUser-Associated Avatar
1IUser Computer Hardware Communication
1JDisplay of the Virtual Racing Environment
1NUser Control Instructions
1ORace-Path Navigation

Strongly corresponding elements

1KUser-Avatar Viewpoint

Partially corresponding elements

1AReal-World Racing Event
1FRepresentations of Each Event Participant
1LDisplay of Competitors and Movement
1MTemporal Visualization
1PUser Participation

Not established from public disclosures

1BEvent Data Feed
1CProcessing of Event Data
1GPhysical-to-Virtual Participant Movement
1QCompetition Against Event Participants

No numerical counts, percentages or scores are used. Each limitation is assessed individually and the categories below group limitations for navigation only.

Preliminary evidence position

Where the Public Record Presently Stands

Strong / publicly established surrounding functionality

multi-dimensional virtual racing environment
highly accurate physical track replication
user-controlled virtual vehicle / avatar
user computer and controller hardware
virtual environment display
avatar / vehicle-associated viewpoint
user driving instructions
race-path navigation
live virtual competition

Partial correspondence

real-world racing context
participant representations
representation movement presentation
visualization of a racing event over time
virtual participation

Not presently established

data feed from the corresponding physical race for the claimed purpose
processing that physical event feed to create the claimed environment
each event participant represented through that event feed
movement of each representation according to corresponding physical participant movement
user competition against those event-driven physical participants

Attorney review flags

Limitations Particularly Material to the Analysis

1BEvent Data FeedFocused claim-construction / counsel review
1FRepresentations of Each Event ParticipantFocused claim-construction / counsel review
1GPhysical-to-Virtual Participant MovementFocused claim-construction / counsel review
1KUser-Avatar ViewpointFocused claim-construction / counsel review
1PUser ParticipationFocused claim-construction / counsel review
1QCompetition Against Event ParticipantsFocused claim-construction / counsel review

This flag does not mean those terms are ambiguous as a matter of law. It means they are particularly material to the analysis and suitable for focused claim-construction review.

Evidence provenance

Section 06 Core Source Repository

Issued U.S. PatentGranted patent — US 12,528,021 B2, issued Claim 1Granted U.S. patent record
iRacing First PartyiRacing Track Technology — laser-scanned real-world circuitsCurrent iRacing product documentation — accessed for this review
iRacing SupportiRacing controller documentation — steering, braking, calibrationModified 9 September 2025
iRacing SupportiRacing Ghost Racing — entry into populated virtual sessionsModified 19 December 2025
iRacing SupportiRacing AI — computer-controlled competitors and configurable behaviourModified 16 August 2024
iRacing SupportiRacing AI Rosters — customisable opponent rostersModified 16 August 2024
Cosworth / Technology PartnerCosworth Pi Toolbox — professional telemetry analysis for iRacingCurrent iRacing product documentation — accessed for this review
Cosworth / Technology PartnerCosworth partnership announcement28 August 2025
Cosworth / Technology PartnerCosworth expanded real-time / live remote telemetry26 November 2025
Official Motorsport OrganisationiRacing partners — NASCAR, INDYCAR, IMSA relationshipsCurrent iRacing product documentation — accessed for this review

First-party evidence is used in preference to third-party reporting. Every source opens in a new browser tab. Publication dates are shown as stated by the source; evergreen product pages are labelled as accessed for this review and no publication date is invented.

Claim 1 — current public-evidence position

Substantial individual technical correspondence exists.

Complete limitation-by-limitation correspondence is not presently established.

The principal unresolved question concerns whether a specific real-world race-event data feed is used to generate and control virtualized representations of the corresponding physical participants against whom the user virtually competes.

Why the patent remains commercially relevant

iRacing's continued development of telemetry, official motorsport relationships, physical-to-virtual data tools and interactive racing technology places the company within a technology trajectory in which this unresolved bridge may become increasingly significant.

user performance data
2D / 3D physical-environment representation
modifiable environmental / physical conditions
user-modifiable virtual equipment
racing landscape / racing surface