Inventor
HATTORI MASAAKI
JP29 patents
⚠️ This page may combine multiple inventors who share the name “HATTORI MASAAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
22 patentsUS7269559B2Sep 11, 2007
Speech decoding apparatus and method using prediction and class taps
SONY CORP26 citations92
US6646684B1Nov 11, 2003
Image conversion device and method
SONY CORP13 citations84
US6233019B1May 15, 2001
Image converter and image converting method for improving image quality
SONY CORP16 citations84
US7366660B2Apr 29, 2008
Transmission apparatus, transmission method, reception apparatus, reception method, and transmission/reception apparatus
SONY CORP7 citations74
US6907413B2Jun 14, 2005
Digital signal processing method, learning method, apparatuses for them, and program storage medium
SONY CORP6 citations74
US7283961B2Oct 16, 2007
High-quality speech synthesis device and method by classification and prediction processing of synthesized sound
SONY CORP4 citations63
US6990475B2Jan 24, 2006
Digital signal processing method, learning method, apparatus thereof and program storage medium
SONY CORP2 citations63
US6707502B1Mar 16, 2004
Apparatus and method for converting a field frequency of a picture signal
SONY CORP2 citations63
US8346034B2Jan 1, 2013
Optical selector switch and signal-processing apparatus
SONY CORP3 citations62
US7975085B2Jul 5, 2011
Signal processing device and control method, signal processing method, program, and signal processing system
SONY CORP4 citations62
US7668319B2Feb 23, 2010
Signal processing system, signal processing apparatus and method, recording medium, and program
SONY CORP4 citations62
US7515661B2Apr 7, 2009
Transmission device, transmission method, reception device, reception method, transmission/reception device, communication method, recording medium, and program
SONY CORP4 citations62
US7894702B2Feb 22, 2011
Method and apparatus of obtaining directivity
SONY CORP5 citations61
US7912711B2Mar 22, 2011
Method and apparatus for speech data
SONY CORP0 citations52
US7810128B2Oct 5, 2010
Information management system and method, center processing apparatus and method, program and recording medium used therewith, and information processing apparatus and method, and program and recording medium used therewith
SONY CORP1 citations52
US7688922B2Mar 30, 2010
Transmitting apparatus and transmitting method, receiving apparatus and receiving method, transceiver apparatus, communication apparatus and method, recording medium, and program
SONY CORP0 citations52
US7688921B2Mar 30, 2010
Transmitting apparatus and transmitting method, receiving apparatus and receiving method, transceiver apparatus, communication apparatus and method, recording medium, and program
SONY CORP0 citations52
US7986797B2Jul 26, 2011
Signal processing system, signal processing apparatus and method, recording medium, and program
SONY CORP0 citations51
US7991054B2Aug 2, 2011
Information signal processing device, information signal processing method, image signal processing device, image displaying device, device and method for producing correction data used in them, device and method for producing coefficient data, programs for executing these methods, and computer-readable medium for storing the program
SONY CORP0 citations42
US7697605B2Apr 13, 2010
Signal transmitting/receiving system and method, signal transmitting apparatus and method, signal processing apparatus and method, recording medium, and program for transmitting/receiving signals unaffected by other apparatuses
SONY CORP0 citations41
US7379878B2May 27, 2008
Information encoding apparatus and method, information decoding apparatus and method, recording medium utilizing spectral switching for embedding additional information in an audio signal
SONY CORP0 citations41
US7889957B2Feb 15, 2011
Optical selector switch and signal-processing apparatus
SONY CORP0 citations40