C&S TECHNOLOGY CO., LTD.

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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 3239
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 2445
 
  
 
G10L SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION 295
 
  
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 1197
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 1284
 
  
 
H04M TELEPHONIC COMMUNICATION 1162

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7676643 Data interface device for accessing memoryJan 24, 07Mar 09, 10[G06F]
7620104 Video coding systemJan 12, 05Nov 17, 09[H04N]
7590227 Video-ready internet telephoneSep 23, 04Sep 15, 09[H04M]
7450115 System for efficiently interfacing with display data intersystemAug 12, 04Nov 11, 08[G06F]
7389227 High-speed search method for LSP quantizer using split VQ and fixed codebook of G.729 speech encoderDec 28, 00Jun 17, 08[G10L]
7324504 System for automatically upgrading firmware of internet video phones and method of managing the sameFeb 02, 05Jan 29, 08[H04L]
7212575 Method for decoding of MPEG-4 videoNov 04, 02May 01, 07[H04N]
D534512 Video telephoneMay 16, 05Jan 02, 07[]
7133447 Motion estimation method using adaptive mode decisionMay 26, 05Nov 07, 06[H04N]
6687668 Method for improvement of G.723.1 processing time and speech quality and for reduction of bit rate in CELP vocoder and CELP vococer using the sameDec 28, 00Feb 03, 04[G10L]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0148,824 AUTO VOLUME CONTROL METHOD FOR MIXING OF SOUND SOURCESAbandonedNov 01, 12Jun 13, 13[H03G]
2012/0143,431 DIAGNOSTIC APPARATUS USING A MICROPHONEAbandonedJun 30, 11Jun 07, 12[G06F]
2012/0051,429 APPARATUS FOR GENERATING INTERPOLATED FRAMEAbandonedDec 01, 10Mar 01, 12[H04N]
2011/0134,336 DIGITAL MULTIMEDIA BROADCASTING SYSTEM FOR REDUCING SCAN TIME, AND METHOD FOR THE SAMEAbandonedMay 21, 10Jun 09, 11[H04N]
7840080 Motion estimator architecture for low bit rate image communicationExpiredSep 08, 00Nov 23, 10[G06K]
2010/0209,071 APPARATUS AND METHOD FOR GENERATING STILL CUT FRAMESAbandonedAug 06, 08Aug 19, 10[H04N]
2010/0049,347 METHOD AND APPARATUS FOR REPRODUCING MULTIMEDIA STREAM REFLECTING USER INTERESTAbandonedAug 10, 09Feb 25, 10[G06F]
7539346 H.264 decoding method for fast CAVLCExpiredDec 12, 05May 26, 09[G06K]
7526763 Method for initializing internet videophone terminalExpiredSep 23, 04Apr 28, 09[G06F]
2007/0067,506 Multimedia program download control system and method of apparatus equipped with multimedia processorAbandonedFeb 06, 06Mar 22, 07[G06F]
2007/0041,587 Digital audio broadcasting modem interface system for receiving multi-channel and its working methodAbandonedJan 17, 06Feb 22, 07[H04H]
2006/0245,265 Memory control systemAbandonedNov 02, 05Nov 02, 06[G06F, G11C]
2006/0023,064 Method for privacy communication between video phonesAbandonedJul 27, 04Feb 02, 06[H04N]
2005/0231,636 Equal-interval vertical image conversion method and apparatus for converting CIF image into NTSC imageAbandonedMar 04, 05Oct 20, 05[H04N]
2005/0232,360 Motion estimation apparatus and method with optimal computational complexityAbandonedMar 04, 05Oct 20, 05[H04N]
2005/0232,362 High-speed image compression apparatus using last non-zero detection circuitAbandonedMar 07, 05Oct 20, 05[H04N]
2005/0094,646 IP video terminal with function for controlling video transmission/reception bandwidth and image quality and control method thereofAbandonedOct 28, 04May 05, 05[H04L]
2005/0089,040 Method for providing service of multimedia mail box to support user mobilityAbandonedOct 28, 04Apr 28, 05[H04L]
2005/0083,775 Data interface device for accessing SDRAMAbandonedOct 20, 04Apr 21, 05[G11C]
2005/0025,366 Method for saving a specific image in a video codecAbandonedJul 27, 04Feb 03, 05[G06K]

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