P

Inventor

MATSUMURA YUUKI

JP34 patents
⚠️ This page may combine multiple inventors who share the name “MATSUMURA YUUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SONY CORP

14 patents
US7272718B1Sep 18, 2007

Device, method and storage medium for superimposing first and second watermarking information on an audio signal based on psychological auditory sense analysis

SONY CORP18 citations84
US6996250B2Feb 7, 2006

Digital watermark embedding processor, digital watermark detecting processor, digital watermark embedding-processing method, digital watermark detecting-processing method, and program storage medium and program used therewith

SONY CORP11 citations83
US7336799B2Feb 26, 2008

Digital watermark embedding device and digital watermark embedding method

SONY CORP12 citations81
USRE46388EMay 2, 2017

Audio coding/decoding method and apparatus using excess quantization information

SONY CORP2 citations73
US9418670B2Aug 16, 2016

Encoding apparatus, encoding method, and program

SONY CORP3 citations73
US7564973B2Jul 21, 2009

Digital watermark embedding device and digital watermark embedding method

SONY CORP7 citations73
US6359849B1Mar 19, 2002

Signal processing apparatus, recording medium, and signal processing method

SONY CORP3 citations63
US11284299B2Mar 22, 2022

Data processing apparatus, data processing method, and program

SONY CORP0 citations62
US10764782B2Sep 1, 2020

Data processing apparatus, data processing method, and program

SONY CORP1 citations62
USRE48272EOct 20, 2020

Audio coding/decoding method and apparatus using excess quantization information

SONY CORP0 citations52
US10607618B2Mar 31, 2020

Encoder and encoding method, decoder and decoding method, and program

SONY CORP0 citations52
US10255925B2Apr 9, 2019

Encoder and encoding method, decoder and decoding method, and program

SONY CORP0 citations52
US9754599B2Sep 5, 2017

Encoder and encoding method, decoder and decoding method, and program

SONY CORP0 citations52
US9589591B2Mar 7, 2017

Signal processing device, signal processing method, and computer program

SONY CORP0 citations42

SUZUKI SHIRO

6 patents

TOGURI YASUHIRO

3 patents

SONY GROUP CORP

3 patents

MAEDA YUUJI

3 patents

MATSUMURA YUUKI

2 patents

TOYO JIDOKI KK

1 patent

PACRAFT CO LTD

1 patent

NTT DOCOMO INC

1 patent