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Qualcomm · Automotive · Filed Apr 9, 2026 · USPTO published Nov 12, 2026 · This week's release

Qualcomm Files Patent for a Self-Driving Car That Explains Moves You Once Overrode

Your self-driving car makes a move you don't understand, you grab the wheel, and then you do the exact same thing yourself. Qualcomm's patent application treats that moment as a clue that the car should have explained itself.

A car dashboard screen shows the vehicle planning to pass a truck and explains in plain text why the maneuver is safe. Drawing from patent filing US 2026/0356387 A1.
A car dashboard screen shows the vehicle planning to pass a truck and explains in plain text why the maneuver is safe.All 11 drawings ↓
Publication number
US 2026/0356387 A1(US20260356387A1)
Applicant
QUALCOMM Incorporated
Filed · Published
Apr 9, 2026 · Nov 12, 2026
Inventors
Rachel Gray ALEXANDER, Shabin MAHADEVAN, Annika LARSSON
Status when we published
Waiting for an examiner
Document
20 claims
US classification
701/23
Parent application
Continuation of 18/450,330 (filed Aug 15, 2023)(18450330)

What Qualcomm's takeover-learning car actually does

Imagine your car is driving itself on the highway and slows down before a lane change. It looks like a mistake, so you grab the wheel and make the same lane change yourself. The car had it right. You just didn't know why.

Qualcomm's patent application describes a system that notices exactly that. If you take over and then do nearly what the car was about to do, the system treats it as a sign you didn't trust the move. The next time the car plans something similar in similar conditions, it shows you a heads-up first, such as a message that there's a truck ahead and the car plans to change lanes.

The cue can change if you react badly to it. The claims also cover sending these situations to a remote server, so other drivers' cars can show the same warning.

From the filing · CLAIM 2
determine that a driver assumes control of a vehicle from an autonomous driving system (ADS) during an ADS-initiated first driving maneuver; determine a driving maneuver by the driver initiated within a threshold time differs from the first driving maneuver by less than a threshold difference; …

Translation: The car notices when you take the wheel right after it tries to make a move.

How the car learns which takeovers were needless

The system watches for a specific pattern. The car's autonomous driving system (the software that steers, brakes and changes lanes on its own, called an ADS) starts a maneuver, and the driver takes over. Then, within a set threshold time, the driver performs a maneuver that differs from the car's plan by less than a threshold difference. The filing compares the path, speed and acceleration, and says the window can be a few seconds for something like an exit ramp, or a minute or two for a lane change.

When that pattern shows up, the first claim has the car send a report to a remote computing system, such as a fleet operations server or a crowdsource server. The report holds:

  • The maneuver the car had started
  • The conditions at that moment, such as speed, road, traffic, weather, time and location

Dependent claims add the driver-facing part. The car generates an informational cue (a message, tone or steering wheel vibration) and shows it before the next matching maneuver. It reads your reaction through your face, voice, grip on the wheel, shifting in your seat, or pedal inputs, and adjusts the cue if you seem unhappy. A separate independent claim covers the receiving side: a car gets cues from a network device, matches the planned move and current conditions, and displays the cue first.

The description's examples include a car drifting off-center to pass several trucks, and a car holding back from an open lane that ends ahead.

From the filing · THE ABSTRACT
… generate an informational cue stored in order to be presented to the driver before the ADS performs another driving maneuver that is consistent with the driving maneuver in which the driver took over control.

Translation: It creates a popup explanation to show you before trying that same move again.

Why trust is the real hurdle for self-driving cars

The sticking point for self-driving features is often trust. A driver who doesn't understand why the car slowed down, or why it stayed out of an open lane, may grab the wheel when the car was doing the right thing. The filing says its goal is to build driver confidence and cut down on those needless takeovers, which would make driver-assist features less stressful to use day to day.

The shared-learning part matters most for your own drive: your car could warn you about a move that confused other drivers, so you never have to feel that jolt yourself. It remains a patent application. The text doesn't tie it to any product or say how much of it a carmaker would build.

Qualcomm's 59th filing we've tracked in our self-driving sensing race since July adds to a run that includes matching live data to maps and grid-free road vision.

Source: US 2026/0356387 A1 at the USPTO (PDF). Full patent text and figures are in the official publication.

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The drawings · 11 sheets

11 drawing sheets from US 2026/0356387 A1 · click any drawing to enlarge

How the car connects to roadside towers and the cloud, drawing sheet 1 from US 2026/0356387 A1
Sheet 1 How the car connects to roadside towers and the cloud
The driving system that senses hazards and plans maneuvers, drawing sheet 2 from US 2026/0356387 A1
Sheet 2 The driving system that senses hazards and plans maneuvers
Chip components that handle vision, maps, and vehicle controls, drawing sheet 3 from US 2026/0356387 A1
Sheet 3 Chip components that handle vision, maps, and vehicle controls
A basic dashboard alert showing a planned lane change, drawing sheet 4 from US 2026/0356387 A1
Sheet 4 A basic dashboard alert showing a planned lane change
Adding a brief written explanation for a planned lane change, drawing sheet 5 from US 2026/0356387 A1
Sheet 5 Adding a brief written explanation for a planned lane change
Showing a more detailed explanation after a driver intervention, drawing sheet 6 from US 2026/0356387 A1
Sheet 6 Showing a more detailed explanation after a driver intervention
Deciding to explain future maneuvers after a driver takeover, drawing sheet 7 from US 2026/0356387 A1
Sheet 7 Deciding to explain future maneuvers after a driver takeover
Comparing what you did with what the car originally planned, drawing sheet 8 from US 2026/0356387 A1
Sheet 8 Comparing what you did with what the car originally planned
Show the other 3 sheets
Tweaking future driving alerts based on how you react, drawing sheet 9 from US 2026/0356387 A1
Sheet 9 Tweaking future driving alerts based on how you react
Sending your driving reactions back to the cloud, drawing sheet 10 from US 2026/0356387 A1
Sheet 10 Sending your driving reactions back to the cloud
Showing cloud-sourced driving alerts before the car makes a move, drawing sheet 11 from US 2026/0356387 A1
Sheet 11 Showing cloud-sourced driving alerts before the car makes a move
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