KDDI CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 59183
 
 
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 53232
 
 
 
H04W WIRELESS COMMUNICATION NETWORKS 46142
 
 
 
H04B TRANSMISSION 39171
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 38409
 
 
 
H04J MULTIPLEX COMMUNICATION 24101
 
 
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 14184
 
 
 
G10L SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION 790
 
 
 
0301 TRUNKS, SUITCASES, BRIEFCASES, HANDBAGS, KEYHOLDERS, CASES SPECIALLY DESIGNED FOR THEIR CONTENTS, WALLETS AND SIMILAR ARTICLES736
 
 
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 6153

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0068,107 MANAGEMENT DEVICE, VEHICLE, MANAGEMENT METHOD, AND COMPUTER PROGRAMMar 10, 16Mar 08, 18[H04L, G06F]
2018/0070,384 COMMUNICATION APPARATUS, CONTROL METHOD, AND COMPUTER-READABLE STORAGE MEDIUMNov 10, 17Mar 08, 18[H04W]
2018/0032,912 DATA PROCESSING METHOD, AND DATA PROCESSING APPARATUSJul 25, 17Feb 01, 18[G06N, G06K]
2018/0033,031 EVALUATION ESTIMATION APPARATUS CAPABLE OF ESTIMATING EVALUATION BASED ON PERIOD SHIFT CORRELATION, METHOD, AND COMPUTER-READABLE STORAGE MEDIUMJul 25, 17Feb 01, 18[G06Q]
2017/0195,878 COMMUNICATION NETWORK SYSTEM, TRANSMISSION NODE, RECEPTION NODE, AND MESSAGE CHECKING METHODJun 05, 15Jul 06, 17[H04L, H04W]
2017/0127,080 VIDEO ENCODING APPARATUS, VIDEO DECODING APPARATUS, VIDEO COMPRESSION AND TRANSMISSION SYSTEM, VIDEO ENCODING METHOD, VIDEO DECODING METHOD, AND COMPUTER READABLE STORAGE MEDIUMJan 11, 17May 04, 17[H04N]
2016/0203,147 PAGE/SITE SERVER, PROGRAM AND METHOD FOR IMMEDIATELY DISPLAYING NOTEWORTHY PLACE IN PAGE CONTENTSep 19, 14Jul 14, 16[H04L, G06F]
2016/0127,742 Video coding device, video decoding device, video system, video coding method, video decoding method, and computer readable storage mediumDec 23, 15May 05, 16[H04N]
2016/0119,631 VIDEO ENCODING DEVICE, VIDEO DECODING DEVICE, VIDEO SYSTEM, VIDEO ENCODING METHOD, VIDEO DECODING METHOD, AND COMPUTER READABLE STORAGE MEDIUMJan 07, 16Apr 28, 16[H04N]
2016/0088,295 VIDEO CODING DEVICE, VIDEO DECODING DEVICE, VIDEO SYSTEM, VIDEO CODING METHOD, VIDEO DECODING METHOD, AND COMPUTER READABLE STORAGE MEDIUMDec 04, 15Mar 24, 16[H04N]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9900045 Base station system and communication apparatusMar 10, 17Feb 20, 18[H04B, H04W]
9753567 Electronic medium display device that performs page turning in response to user operation pressing screen, page turning method, and programSep 05, 12Sep 05, 17[G06F]
9720587 User interface device enabling input motions by finger touch in different modes, and method and program for recognizing input motionJun 29, 12Aug 01, 17[G06F]
9628139 Base station system and communication apparatusNov 25, 15Apr 18, 17[H04B, H04W]
9565574 Communication control apparatus, radio base station apparatus, radio terminal apparatus, and communication control methodJan 16, 14Feb 07, 17[H04W]
9559844 Non-linear processor, stream-cipher encrypting device, stream-cipher decrypting device, mask processing method, stream-cipher encrypting method, stream-cipher decrypting method, and programOct 03, 12Jan 31, 17[H04L, G06F]
9510336 Wireless communication system, terminal, transmission station, and wireless communication programMar 08, 13Nov 29, 16[H04L, H04W]
9454230 Imaging apparatus for taking image in response to screen pressing operation, imaging method, and programSep 21, 12Sep 27, 16[H04N, G06F, G02B]
9445229 Estimation of significant places visited by mobile-terminal user based on communications log to base stationsOct 11, 11Sep 13, 16[H04W]
9389722 User interface device that zooms image in response to operation that presses screen, image zoom method, and programSep 05, 12Jul 12, 16[G09G, G06F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0242,226 BASE STATION DEVICE AND CONTROL METHODAbandonedApr 22, 16Aug 18, 16[H04W]
2016/0174,142 RADIO BASE STATION APPARATUS, RADIO TERMINAL APPARATUS, RADIO COMMUNICATION SYSTEM, INTER-TERMINAL DIRECT COMMUNICATION CONTROL METHOD, AND COMPUTER PROGRAMAbandonedAug 07, 14Jun 16, 16[H04W]
2016/0095,028 WIRELESS COMMUNICATION SYSTEM AND WIRELESS BASE STATION DEVICEAbandonedMay 07, 14Mar 31, 16[H04M, H04W]
2016/0050,441 VIDEO ENCODING APPARATUS, VIDEO DECODING APPARATUS, VIDEO ENCODING METHOD, VIDEO DECODING METHOD, AND COMPUTER PROGRAMAbandonedMar 24, 14Feb 18, 16[H04N]
2015/0359,030 TERMINAL DEVICE, BASE STATION DEVICE, COMMUNICATIONS SYSTEM, AND COMMUNICATIONS METHODAbandonedJan 15, 14Dec 10, 15[H04L, H04W]
2015/0181,253 VIDEO ENCODING APPARATUS, VIDEO DECODING APPARATUS, VIDEO ENCODING METHOD, VIDEO DECODING METHOD, AND COMPUTER PROGRAMAbandonedJun 07, 13Jun 25, 15[H04N]
2014/0119,352 INTERLEAVING APPARATUS AND WIRELESS COMMUNICATION SYSTEMAbandonedMay 29, 12May 01, 14[H04W, H04J]
2014/0046,884 APPARATUS, METHOD, AND PROGRAM FOR EXTRACTING CONTENT-RELATED POSTSAbandonedAug 06, 13Feb 13, 14[G06N]
8565147 Frequency block allocation apparatus and method, and computer programExpiredSep 01, 10Oct 22, 13[H04B]
8554886 Wireless communication terminal and communication system selection methodExpiredAug 31, 10Oct 08, 13[G06F]
8462620 Communication system, delay insertion server, backup server and communication control apparatusExpiredFeb 01, 10Jun 11, 13[H04L, G08C, G06F, G01R, H04J]
8457204 Objective perceptual video quality evaluation apparatusExpiredJul 30, 07Jun 04, 13[H04N]
8422371 Information collection device, communication error detection device, and computer programExpiredSep 02, 08Apr 16, 13[G01R]
8406321 Digital signal transmission method, transmitting apparatus, and receiving apparatusExpiredOct 26, 06Mar 26, 13[H04K]
8395999 Real-time detection of failed inter-node link in networkExpiredSep 07, 10Mar 12, 13[G01R]
8385842 Wireless communication terminal and communication system selection methodExpiredFeb 23, 10Feb 26, 13[H04B]
8335354 Apparatus for registering face identification features, method for registering the same, program for registering the same, and recording mediumExpiredSep 15, 09Dec 18, 12[G06K]
8327097 Data backing up for networked storage devices using de-duplication techniqueExpiredFeb 25, 09Dec 04, 12[G06F]
8311089 Multi-view video compression coding method and apparatusExpiredJun 13, 07Nov 13, 12[H04B]
2012/0274,846 SECONDARY CONTENT PROVISION SYSTEM AND METHODAbandonedNov 11, 10Nov 01, 12[H04N, G06K]

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