Sony Patent Could Finally Address PlayStation Controller Stick Drift

Sony Interactive Entertainment is exploring a new analog stick design that could significantly reduce one of the most persistent complaints surrounding the PlayStation 5 DualSense controller. A recently published patent describes an operating stick assembly that detects movement through a contactless magnetic sensor, removing the wear prone sensing mechanism commonly associated with traditional potentiometer based joysticks.

The Sony patent filing, numbered WO2026143037, was filed on December 22, 2025, and published on July 2, 2026. It describes a controller stick capable of measuring tilt movement without requiring the sensing components to physically rub against each other. Sony says the design is intended to maintain accurate movement detection during prolonged use while also preventing unwanted rotation inside the stick assembly.

"Movement of the operating stick can be detected with high precision even under prolonged use."
— Quote by: Sony Interactive Entertainment patent

Traditional analog sticks use potentiometers containing resistive carbon tracks and physical wipers. As these components move against each other, normal wear, dust, and debris can eventually affect electrical readings and cause the controller to register movement while the stick is resting in its neutral position. This unintended input is commonly known as stick drift and has affected controllers from several major gaming platforms, including the DualSense.

Sony’s design instead uses a magnet attached to the stick and a sensor positioned below it. The patent states that the contactless system may use a magnetic resistance sensor, including a Tunnel Magnetoresistance sensor, commonly known as TMR. TMR sticks operate through changes in magnetic resistance and can offer greater sensitivity, lower energy consumption, and improved temperature stability compared with many Hall effect implementations. However, the final precision would still depend on Sony’s controller electronics, calibration, firmware, and manufacturing quality.

The proposed assembly also includes a spring based return mechanism designed to consistently guide the stick back toward its neutral position. Additional engaging structures restrict unintended rotation, ensuring that the player’s force is translated into tilt movement rather than being partially lost through internal twisting. Sony believes this could improve both operational accuracy and the overall feel of the stick during extended gameplay sessions.

Sony already offers replaceable stick modules with the premium DualSense Edge controller, allowing players to replace a drifting module without purchasing an entirely new controller. However, the replaceable modules still address the problem after wear occurs. A properly implemented magnetic design could instead target one of the underlying mechanical causes and extend the usable lifespan of future PlayStation controllers.

The filing does not mention PlayStation 6 and does not confirm that magnetic or TMR sticks will appear in Sony’s next controller. Companies regularly patent experimental technologies that never reach commercial products, meaning the document should be viewed as evidence of active research rather than a finalized hardware specification.

Sony has recently filed several patents associated with potential next generation hardware improvements. Sony cooling patent describing a heat pipe arrangement designed to operate more consistently when a console is positioned horizontally or vertically. Like the controller filing, that design has not been officially connected to PlayStation 6.

Magnetic analog sticks would be one of the most meaningful quality improvements Sony could introduce with its next generation controller. Adaptive triggers and advanced haptic feedback helped make the DualSense feel innovative, but those features become difficult to appreciate when a worn joystick begins producing unwanted movement.

TMR technology could provide a strong balance between accuracy, durability, and wireless power efficiency. However, magnetic sensing alone cannot guarantee that drift will disappear completely. Springs, bearings, calibration, structural tolerances, firmware, and accumulated debris can still affect long term performance.

The more important signal is that Sony appears to recognize durability as an area requiring additional engineering attention. A future PlayStation controller combining DualSense haptics with replaceable components and contactless magnetic sticks could deliver a substantially better ownership experience.

Would magnetic analog sticks make you more confident about buying a PlayStation 6 controller at launch?