DSP Group Ltd.
165Patents
116Active
165Granted
56Portfolio score
Filing activity: Feb 3, 1988 → Sep 22, 2023 · 21 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4959865A | A method for indicating the presence of speech in an audio signal | Physics | 223 | Expired |
| US9043211B2 | Low power activation of a voice activated device | Physics | 199 | Active |
| US5012519A | Noise reduction system | Physics | 176 | Expired |
| US6212246A | Symbol-quality evaluation in a digital communications receiver | Electricity | 131 | Expired |
| US7190748B2 | Digital front-end for wireless communication system | Electricity | 124 | Expired |
| US4864620A | Method for performing time-scale modification of speech information or speech signals | Physics | 99 | Expired |
| US7088299B2 | Multi-band antenna structure | Electricity | 74 | Expired |
| US4962599A | Quick connect-disconnect coupling for snow plow | Fixed Constructions | 71 | Expired |
| US6018556A | Programmable loop filter for carrier recovery in a radio receiver | Electricity | 65 | Expired |
| US6002709A | Verification of PN synchronization in a direct-sequence spread-spectrum digital communications system | Electricity | 63 | Expired |
| US7146134B2 | Apparatus and method for dynamic diversity based upon receiver-side assessment of link quality | Electricity | 60 | Expired |
| US6256337A | Rapid acquisition of PN synchronization in a direct-sequence spread-spectrum digital communications system | Electricity | 48 | Expired |
| US6263013A | Fast tracking of PN synchronization in a direct-sequence spread-spectrum digital communications system | Electricity | 46 | Expired |
| US7138884B2 | Circuit package integrating passive radio frequency structure | Electricity | 36 | Expired |
| US6275519A | Frame synchronization in a digital communications system | Electricity | 35 | Expired |
| US7971086B2 | Integrated waking/while-awake power management system with breaking distance timer for high wake-up latency portion of hardware | Emerging Cross-Sectional Technologies | 31 | Active |
| US7461164B2 | Medium access control with software -and hardware- based components in a wireless network | Emerging Cross-Sectional Technologies | 26 | Expired |
| US7173990B2 | Joint equalization, soft-demapping and phase error correction in wireless system with receive diversity | Electricity | 25 | Expired |
| US6915322B2 | Multiplier capable of multiplication of large multiplicands and parallel multiplications of small multiplicands | Electricity | 25 | Expired |
| US7271674B1 | Automatic level control for radio frequency amplifiers | Electricity | 25 | Expired |
| US8325964B2 | Method and system for bone conduction sound propagation | Electricity | 24 | Active |
| US6072842A | Carrier-recovery loop with stored initialization in a radio receiver | Electricity | 24 | Expired |
| US5940435A | Method for compensating filtering delays in a spread-spectrum receiver | Electricity | 23 | Expired |
| US6845139B2 | Co-prime division prescaler and frequency synthesizer | Electricity | 21 | Expired |
| US7246304B2 | Decoding architecture for low density parity check codes | Electricity | 20 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.