A Study for Technological trends and prospects for piano pedals
Mi-Hye Kwon · Journal of Next-generation Convergence Information Services Technology · 2024
The development of piano pedal technology began even before the invention of the piano, driven by the need to control tone and sustain in earlier keyboard instruments like the harpsichord and clavichord.Although these early instruments required similar functionalities, it wasn't until the piano's invention that dedicated pedal mechanisms were developed.Cristofori first introduced the hand stop, but due to its inconvenience for players, the knee lever was later created.By the late 18th century, the foot pedal was invented, significantly improving the player's control and laying the foundation for modern pedal systems.Both grand and upright pianos utilize various pedals such as the soft pedal, damper pedal, sostenuto pedal and practice pedal while digital pianos have replicated these functions.Digital pianos offer additional features like volume control, allowing musicians to create a broader range of sound effects.The evolution of piano pedal technology has also been protected by patents, influencing the design of modern pedals.However, challenges with precision control, durability, and noise remain.Proposed future innovations include using link systems to improve pedal sensitivity, introducing electronic pedals similar to those in digital pianos, and reducing the weight of dampers to minimize friction and noise.These advancements aim to enhance pedal functionality and enable more refined playing techniques.