Assignee
PHOTRON RES AND DEV PTE LTD
SG·5 granted patents·1 citations·filing 2005–2007
Technology mixH04L5
Top patents by PatentIndex Score
5 records- 0158US7336723B2Systems and methods for high-efficiency transmission of information through narrowband channelsPHOTRON RES AND DEV PTE LTD·Filed 2005·Granted Feb 26, 2008·1 cites·81 claims
- 0248US7471743B2Systems and methods for high-efficiency transmission of information through narrowband channelsPHOTRON RES AND DEV PTE LTD·Filed 2006·Granted Dec 30, 2008·0 cites·9 claims
- 0348US7369627B2Systems and methods for high-efficiency transmission of information through narrowband channelsPHOTRON RES AND DEV PTE LTD·Filed 2006·Granted May 6, 2008·0 cites·22 claims
- 0447US7359452B2Systems and methods for designing a high-precision narrowband digital filter for use in a communications system with high spectral efficiencyPHOTRON RES AND DEV PTE LTD·Filed 2007·Granted Apr 15, 2008·0 cites·8 claims
- 0543US7269230B2Systems and methods for designing a high-precision narrowband digital filter for use in a communications system with high spectral efficiencyPHOTRON RES AND DEV PTE LTD·Filed 2005·Granted Sep 11, 2007·0 cites·20 claims
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