KDDI R&D Laboratories Inc.

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 3195
 
  
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 3239
 
  
 
H04B TRANSMISSION 2208
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 2283
 
  
 
H04W WIRELESS COMMUNICATION NETWORKS 2186
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 1204
 
  
 
H03H IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS 170
 
  
 
H03K PULSE TECHNIQUE 1130
 
  
 
H04J MULTIPLEX COMMUNICATION 1124
 
  
 
H04Q SELECTING 1109

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0149,678 COMMUNICATION APPARATUS, METHOD FOR CONTROLLING SAME, BASE STATION APPARATUS, METHOD FOR CONTROLLING SAME, AND COMPUTER-READABLE STORAGE MEDIUMJan 29, 16May 26, 16[H04L, H04W]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9014268 Video encoder and its decoderMar 19, 10Apr 21, 15[H04N]
8780995 Video encoding apparatus and video decoding apparatusDec 08, 10Jul 15, 14[H04N, H04B, G06K]
8351721 Image encoding deviceDec 07, 10Jan 08, 13[G06K]
8208424 Wireless base station for communications networkJun 04, 08Jun 26, 12[H03K, H04L, H04B, H04W, H03H]
7697452 Method and management apparatus for classifying congestion paths based on packet delayMar 01, 07Apr 13, 10[H04L]
7609645 Moving picture compression encoding transceiver apparatusMar 18, 04Oct 27, 09[H04J]
7436890 Quantization control system for video codingMar 20, 03Oct 14, 08[H04N]
7366135 Radio channel assignment method and recording medium of program for controlling radio nodeMar 05, 03Apr 29, 08[H04Q]
7184189 Apparatus for simultaneous OTDM demultiplexing, electrical clock recovery and optical clock generation, and optical clock recoveryAug 23, 05Feb 27, 07[G02B]
6813379 Image segmentation apparatusAug 21, 01Nov 02, 04[G06K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8391170 Communication characteristic measuring device adapted to wireless terminalExpiredDec 22, 09Mar 05, 13[H04J]
8264616 Scene classification apparatus of videoExpiredSep 26, 03Sep 11, 12[H04N]
8199818 Intra prediction system of video encoder and video decoderExpiredMar 25, 08Jun 12, 12[H04B]
8199832 Video-signal switching apparatusExpiredMar 26, 09Jun 12, 12[H04N]
2011/0222,858 OPTICAL COMMUNICATION APPARATUS AND OPTICAL COMMUNICATION METHODAbandonedJan 21, 11Sep 15, 11[H04J]
7916171 Classification apparatus for sport videos and method thereofExpiredMar 02, 05Mar 29, 11[H04N]
7885191 Load balance server and method for balancing load of presence informationExpiredJun 19, 08Feb 08, 11[H04L]
2010/0322,316 MOVING-PICTURE ENCODING APPARATUS AND DECODING APPARATUSAbandonedJun 14, 10Dec 23, 10[H04N]
2008/0279,132 Wireless Communication DeviceAbandonedMay 07, 08Nov 13, 08[H04H]
7429973 Content display system and methodExpiredMay 31, 02Sep 30, 08[G09G]
7196833 Apparatus for simultaneous OTDM demultiplexing, electrical clock recovery and optical clock generation, and optical clock recoveryExpiredAug 23, 05Mar 27, 07[G02B]
6992981 Communication system and method capable of avoiding congestion in moving image data transmissionExpiredJan 07, 02Jan 31, 06[H04J]
2005/0018,271 Apparatus for simultaneous OTDM demultiplexing, electrical clock recovery and optical clock generation, and optical clock recoveryAbandonedMar 16, 04Jan 27, 05[G02F]
2002/0054,593 Access network systemAbandonedOct 25, 01May 09, 02[H04L]

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.