Patent assignee · US · COMPANY

CIRRUS LOGIC, INC.

🏢 View company profile →
2,591Patents
1,585Active
2,591Granted
60Portfolio score

Filing activity: Aug 5, 1987 → Mar 25, 2024 · 163 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6510098B1 Method and apparatus for transferring data in a dual port memory Physics 414 Expired
US5485595A Flash memory mass storage architecture incorporating wear leveling technique without using cam cells Physics 376 Expired
US5479638A Flash memory mass storage architecture incorporation wear leveling technique Physics 364 Expired
US7288902B1 Color variations in a dimmable lighting device with stable color temperature light sources Emerging Cross-Sectional Technologies 339 Active
US5388083A Flash memory mass storage architecture Physics 322 Expired
US6241612A Voice communication during a multi-player game Human Necessities 300 Expired
US7759881B1 LED lighting system with a multiple mode current control dimming strategy Emerging Cross-Sectional Technologies 278 Active
US5670973A Method and apparatus for compensating crosstalk in liquid crystal displays Physics 276 Expired
US6937988B1 Methods and systems for prefilling a buffer in streaming data applications Physics 232 Expired
US5406279A General purpose, hash-based technique for single-pass lossless data compression Electricity 204 Expired
US6417797B1 System for A multi-purpose portable imaging device and methods for using same Electricity 198 Expired
US5553220A Managing audio data using a graphics display controller Electricity 189 Expired
US5585975A Equalization for sample value estimation and sequence detection in a sampled amplitude read channel Physics 186 Expired
US6356871B1 Methods and circuits for synchronizing streaming data and systems using the same Electricity 185 Expired
US6002299A High-order multipath operational amplifier with dynamic offset reduction, controlled saturation current limiting, and current feedback for enhanced conditional stability Electricity 184 Expired
US6038455A Reverse channel reuse scheme in a time shared cellular communication system Electricity 182 Expired
US5664162A Graphics accelerator with dual memory controllers Physics 181 Expired
US6009549A Disk storage system employing error detection and correction of channel coded data, interpolated timing recovery, and retroactive/split-segment symbol synchronization Physics 179 Expired
US7664276B2 Multipass parametric or graphic EQ fitting Electricity 178 Active
US6055619A Circuits, system, and methods for processing multiple data streams Physics 171 Expired
US5802118A Sub-sampled discrete time read channel for computer storage systems Physics 169 Expired
US6625740B1 Dynamically activating and deactivating selected circuit blocks of a data processing integrated circuit during execution of instructions according to power code bits appended to selected instructions Emerging Cross-Sectional Technologies 166 Expired
US5740466A Flexible processor-driven SCSI controller with buffer memory and local processor memory coupled via separate buses Physics 166 Expired
US6208671A Asynchronous sample rate converter Electricity 163 Expired
US6816750B1 System-on-a-chip Emerging Cross-Sectional Technologies 162 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.