Inventor

BRADLEY BRETT A

US61 patents

⚠️ This page may combine multiple inventors who share the name “BRADLEY BRETT A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BRADLEY BRETT A

DIGIMARC CORP

Deriving multiple identifiers from multimedia content

Integrating steganographic encoding in multimedia content

Variable message coding protocols for encoding auxiliary data in media signals

Content identifiers triggering corresponding responses through collaborative processing

Adaptive prediction filtering for digital watermarking

Low visibility watermarks using an out-of-phase color

Self-orienting watermarks

Removal of fixed pattern noise and other fixed patterns from media signals

Digital watermark encoding and decoding with localization and payload replacement

Perceptual modeling of media signals based on local contrast and directional edges

Digital watermarks adapted to compensate for time scaling, pitch shifting and mixing

Human auditory system modeling with masking energy adaptation

Audio watermark encoding with reversing polarity and pairwise embedding

Extracting multiple identifiers from audio and video content

Object processing employing movement

Conditioning imagery to better receive steganographic encoding

Perceptual modeling of media signals based on local contrast and directional edges

Decoding 1D-barcodes in digital capture systems

Detecting conflicts between multiple different encoded signals within imagery

Multi-mode audio recognition and auxiliary data encoding and decoding

Multi-mode audio recognition and auxiliary data encoding and decoding

Variable message coding protocols for encoding auxiliary data in media signals

Quantization-based data embedding in mapped data

Adaptive prediction filtering for digital watermarking

Quantization-based data embedding in mapped data

Self-orienting watermarks

Multi-mode audio recognition and auxiliary data encoding and decoding

Generating and reading optical codes with variable density to adapt for visual quality and reliability

Compensating for geometric distortion of images in constrained processing environments

Mobile device indoor navigation

Multi-mode audio recognition and auxiliary data encoding and decoding

Methods and system for cue detection from audio input, low-power data processing and related arrangements

Synchronizing watermark detectors in geometrically distorted signals

Smartphone-based methods and systems

Layered security in digital watermarking

Generating and reading optical codes with variable density to adapt for visual quality and reliability

Mobile device indoor navigation

Human auditory system modeling with masking energy adaptation

Methods and system for cue detection from audio input, low-power data processing and related arrangements

Detecting encoded signals under adverse lighting conditions using adaptive signal detection

Multi-mode audio recognition and auxiliary data encoding and decoding

Generating reading optical codes with variable density to adapt for visual quality and reliability

RHOADS GEOFFREY B

Object processing employing movement

Object processing employing movement

DAVIS BRUCE L

Smartphone-based methods and systems

BARR JOHN KENNEDY

Layered security in digital watermarking

REED ALASTAIR M

Detecting encoded signals under adverse lighting conditions using adaptive signal detection

HANNIGAN BRETT T

Perceptual modeling of media signals for data hiding

CONWELL WILLIAM Y

Content identifiers

SHARMA RAVI K

Variable message coding protocols for encoding auxiliary data in media signals