Vasudev Bhaskaran
51Patents
16h-index
29Co-inventors
84Inventor score
Filing activity: Dec 30, 1993 → Nov 19, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6064764A | Fragile watermarks for detecting tampering in images | Electricity | 339 | Expired |
| US8433778B1 | Device configuration | Physics | 229 | Active |
| US6421468B1 | Method and apparatus for sharpening an image by scaling elements of a frequency-domain representation | Physics | 193 | Expired |
| US6298166A | Image transformations in the compressed domain | Electricity | 110 | Expired |
| US5793985A | Method and apparatus for block-based motion estimation | Electricity | 97 | Expired |
| US5708732A | Fast DCT domain downsampling and inverse motion compensation | Electricity | 74 | Expired |
| US6141448A | Low-complexity error-resilient coder using a block-based standard | Electricity | 69 | Expired |
| US6473534B1 | Multiplier-free implementation of DCT used in image and video processing and compression | Physics | 51 | Expired |
| US5883979A | Method for selecting JPEG quantization tables for low bandwidth applications | Electricity | 48 | Expired |
| US6950473B2 | Hybrid technique for reducing blocking and ringing artifacts in low-bit-rate coding | Electricity | 46 | Expired |
| US6057882A | Testing architecture for digital video transmission system | Electricity | 45 | Expired |
| US5850484A | Text and image sharpening of JPEG compressed images in the frequency domain | Electricity | 39 | Expired |
| US7751478B2 | Prediction intra-mode selection in an encoder | Electricity | 38 | Active |
| US5467131A | Method and apparatus for fast digital signal decoding | Electricity | 34 | Expired |
| US5832135A | Fast method and apparatus for filtering compressed images in the DCT domain | Physics | 20 | Expired |
| US7050656B2 | Image scaling in the compressed domain | Physics | 19 | Expired |
| US8537177B2 | System and methods for gamut bounded saturation adaptive color enhancement | Electricity | 15 | Active |
| US7843995B2 | Temporal and spatial analysis of a video macroblock | Electricity | 15 | Active |
| US8170102B2 | Macroblock homogeneity analysis and inter mode prediction | Electricity | 13 | Active |
| US7944965B2 | Transform domain based distortion cost estimation | Electricity | 12 | Active |
| US7190724B2 | Method and apparatus for transform domain video processing | Electricity | 11 | Expired |
| US7394856B2 | Adaptive video prefilter | Electricity | 10 | Expired |
| US8860657B2 | Liquid crystal display backlight control | Physics | 8 | Active |
| US8938519B1 | Device configuration | Physics | 8 | Active |
| US8570438B2 | Automatic adjustments for video post-processor based on estimated quality of internet video content | Electricity | 7 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.