PINE VALLEY INVESTMENTS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
H04B TRANSMISSION 46149
 
 
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 25240
 
 
 
H04Q SELECTING 1689
 
 
 
H04J MULTIPLEX COMMUNICATION 13105
 
 
 
H04W WIRELESS COMMUNICATION NETWORKS 11151
 
 
 
H03C MODULATION 720
 
 
 
H04K SECRET COMMUNICATION; JAMMING OF COMMUNICATION556
 
 
 
H04M TELEPHONIC COMMUNICATION 5148
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 4422
 
 
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 4103

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9,065,679 System providing land mobile radio content using a cellular data networkSep 27, 12Jun 23, 15[H04J, H04L, H04W]
8,884,714 Apparatus, system, and method for digital base modulation of power amplifier in polar transmitterDec 22, 05Nov 11, 14[H03C]
8,867,415 System and method for extending communication coverage in a wireless networkFeb 11, 10Oct 21, 14[H04J, H04W]
8,791,675 Mobile wireless communications device including removable electrical power supply module and related methodsMar 22, 10Jul 29, 14[H01H, H01M, G05F, H02M, H02J]
8,761,786 System and method for assigning communication cells to servers in a cellular communication systemApr 28, 09Jun 24, 14[H04L, H04W]
8,724,486 System and method for heartbeat signal generationApr 28, 09May 13, 14[G01R, H04W]
8,509,121 System and method using local wireless network for group communicationsJan 09, 09Aug 13, 13[H04L, H04W, H04B]
8,483,701 System and method for controlling congestion in cells within a cellular communication systemJul 16, 10Jul 09, 13[H04W]
8,436,578 Apparatus for retention of battery in chargerJan 14, 04May 07, 13[H01M, H02J]
8,428,609 System and method for managing communications in cells within a cellular communication systemApr 28, 09Apr 23, 13[H04L, H04W]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0177,661 SYSTEM AND METHOD FOR DYNAMIC CREATION OF ROLE BASED TALK GROUPSABANJan 09, 09Jul 15, 10[H04L, H04B]
2010/0102,898 COUPLERABANJan 15, 10Apr 29, 10[H01P]
2010/0026,389 DUAL MODE POWER AMPLIFIER OUTPUT NETWORKABANAug 01, 08Feb 04, 10[H03F]
2009/0253,398 MODULATION AND UPCONVERSION TECHNIQUESABANApr 04, 08Oct 08, 09[H04B]
2009/0131,001 SWITCH ARCHITECTUREABANNov 16, 07May 21, 09[H04B]
2009/0033,418 Training sequence and digital linearization process for power amplifierABANAug 03, 07Feb 05, 09[H03F]
7,436,339 Method and apparatus to emulate a filter using digital elementsExpiredJul 20, 05Oct 14, 08[H03M]
2008/0224,750 Digital delay architectureABANMar 13, 07Sep 18, 08[H03H]
7,426,372 Piecewise linearizer circuit for radio frequency amplificationExpiredMar 31, 05Sep 16, 08[H04B]
2008/0095,085 HOT STANDBY RADIO SITE AUTO-FAILOVER SYSTEMABANOct 18, 06Apr 24, 08[H04B]
7,356,091 Apparatus, methods and articles of manufacture for signal propagation using unwrapped phaseExpiredDec 09, 03Apr 08, 08[H04L]
7,345,534 Efficient power amplification systemExpiredMay 31, 05Mar 18, 08[H03F]
7,340,007 Apparatus, methods and articles of manufacture for pre-emphasis filtering of a modulated signalExpiredSep 16, 03Mar 04, 08[H04L]
7,317,412 Techniques for biasing a radio frequency digital to analog converterExpiredMay 15, 06Jan 08, 08[H03M]
7,307,570 Method and apparatus to emulate a filterExpiredJul 20, 05Dec 11, 07[H03M]
7,298,854 Apparatus, methods and articles of manufacture for noise reduction in electromagnetic signal processingExpiredDec 04, 02Nov 20, 07[H04B]
2007/0223,621 Method and apparatus for signal power ramp-up in a communication transmissionABANMar 21, 06Sep 27, 07[H04L]
2007/0184,862 Estimating time delays in a simulcast communication systemABANFeb 09, 06Aug 09, 07[H04B]
7,254,186 Electromagnetic wave transmitter, receiver and transceiver systems, methods and articles of manufactureExpiredJul 22, 03Aug 07, 07[H03K]
7,254,195 Apparatus, methods and articles of manufacture for dynamic differential delay correctionExpiredAug 25, 03Aug 07, 07[H04L]

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