RALINK TECHNOLOGY CORPORATION
112Patents
101Active
112Granted
56Portfolio score
Filing activity: Apr 22, 2002 → Aug 8, 2013 · 72 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7313750B1 | Efficient soft decision demapper to minimize viterbi decoder complexity | Electricity | 142 | Expired |
| US7245677B1 | Efficient method for multi-path resistant carrier and timing frequency offset detection | Electricity | 57 | Expired |
| US8369458B2 | Wireless receiving system with an adaptively configurable analog to digital converter | Electricity | 36 | Active |
| US7348861B1 | Method and apparatus for a crystal oscillator to achieve fast start-up time, low power and frequency calibration | Electricity | 32 | Expired |
| US7738538B1 | Flexible and in-band signaling for nested preamble | Electricity | 32 | Active |
| US7197094B2 | Symbol-based decision feedback equalizer (DFE) with maximum likelihood sequence estimation for wireless receivers under multipath channels | Electricity | 26 | Expired |
| US7266146B2 | Symbol-based decision feedback equalizer (DFE) optimal equalization method and apparatus with maximum likelihood sequence estimation for wireless receivers under multipath channels | Electricity | 21 | Expired |
| US7856068B1 | Nested preamble for multi input multi output orthogonal frequency division multiplexing | Electricity | 21 | Active |
| US8138853B2 | Front-end architecture of RF transceiver and transceiver chip thereof | Electricity | 20 | Active |
| US8498245B2 | Method of arranging packets in a wireless communication system and related device | Electricity | 15 | Active |
| US7019595B1 | Frequency synthesizer with automatic tuning control to increase tuning range | Electricity | 14 | Expired |
| US7324608B1 | Efficient subcarrier weighting to enhance receiver performance | Electricity | 13 | Expired |
| US6667649B1 | Method and system for utilizing a high-performance mixer as a complete receiver | Electricity | 13 | Expired |
| US8374074B2 | Phase rotation method for reducing PAPR | Electricity | 12 | Active |
| US7248650B1 | Hardware implementation of maximum likelihood sequence estimation for wireless receivers | Electricity | 11 | Expired |
| US8559571B2 | Method and apparatus for beamforming of multi-input-multi-output (MIMO) orthogonal frequency division multiplexing (OFDM) transceivers | Electricity | 10 | Active |
| US7903017B2 | Comparator for a pipelined analog-to-digital converter and related signal sampling method | Electricity | 10 | Active |
| US8531216B1 | Electronic apparatus and clock generating method thereof | Electricity | 10 | Active |
| US8693356B2 | Method for wireless communication system and device using the same | Electricity | 10 | Active |
| US8558748B2 | Printed dual-band Yagi-Uda antenna and circular polarization antenna | Electricity | 9 | Active |
| US8059701B2 | Flexible and in-band signaling for nested preamble | Electricity | 8 | Active |
| US8040970B2 | Method and apparatus for adaptive reduced overhead transmit beamforming for wireless communication systems | Electricity | 8 | Active |
| US7545891B1 | Carrier recovery architectures for multi input multi output orthogonal frequency division multiplexing receivers | Electricity | 8 | Active |
| US8693414B2 | Multi-user transmission method, multiple input multiple output transmission system using the same, scheduling method and access point using the same for scheduling simultaneous transmission | Electricity | 7 | Active |
| US8032134B2 | Beamforming with global positioning and orientation systems | Electricity | 6 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.