Inventor · disambiguated record
Richard B. Ertel
Also filed as: ERTEL RICHARD · ERTEL RICHARD B
27 granted patents·2 pending applications·672 citations·filing 2001–2010
97Inventor score
Top patents by PatentIndex Score
29 records- 0197US7609751B1Method and apparatus to initiate communications between an unknown node and an existing secure networkL 3 COMM CORP·Filed 2005·Granted Oct 27, 2009·59 cites·20 claims
- 0297US7054286B2Bandwidth allocation and data multiplexing scheme for direct sequence CDMA systemsL 3 COMM CORP·Filed 2001·Granted May 30, 2006·238 cites·8 claims
- 0392US7633995B1System and method for receiving spread spectrum encoded bursts using a common spreading codeL 3 COMM CORP·Filed 2006·Granted Dec 15, 2009·22 cites·46 claims
- 0492US7436878B1Method and apparatus for efficient carrier bin search for a composite spreading codeL 3 COMM CORP·Filed 2005·Granted Oct 14, 2008·26 cites·21 claims
- 0590US7190683B2Two-dimensional channel bonding in a hybrid CDMA/FDMA fixed wireless access system to provide finely variable rate channelsL 3 COMM CORP·Filed 2001·Granted Mar 13, 2007·55 cites·17 claims
- 0687US7783936B1Memory arbitration technique for turbo decodingL 3 COMM CORP·Filed 2006·Granted Aug 24, 2010·17 cites·9 claims
- 0787US7634033B1Spread spectrum detection system and methodL 3 COMM CORP·Filed 2006·Granted Dec 15, 2009·14 cites·42 claims
- 0885US7760697B1Fast and long range node discovery in spread spectrum networksL 3 COMM CORP·Filed 2005·Granted Jul 20, 2010·12 cites·20 claims
- 0985US7606292B1Sub-sequence accumulation filter and methodL 3 COMM CORP·Filed 2005·Granted Oct 20, 2009·12 cites·19 claims
- 1085US7099372B2Spreading code hopping for synchronous DS-CDMA system to mitigate interference effectsL 3 COMM CORP·Filed 2001·Granted Aug 29, 2006·22 cites·18 claims
- 1181US8073084B1Correlation apparatus and method for accommodating spreading code frequency offsetGIALLORENZI THOMAS R·Filed 2010·Granted Dec 6, 2011·5 cites·16 claims
- 1280US7701996B1Methods and apparatus implementing short and long code channel overlay for fast acquistion of long PN codes in spread spectrum communications systemsL 3 COMM CORP·Filed 2005·Granted Apr 20, 2010·10 cites·38 claims
- 1380US7664164B1Correlation apparatus and method for accomodating spreading code frequency offsetL 3 COMM CORP·Filed 2006·Granted Feb 16, 2010·7 cites·31 claims
- 1480US7103026B2Use of chip repetition to produce a flexible bandwidth DS-CDMA systemL 3 COMM CORP·Filed 2001·Granted Sep 5, 2006·33 cites·14 claims
- 1577US7609749B1Method and apparatus for generating non-recursive variable rate orthogonal spreading codesL 3 COMM CORP·Filed 2008·Granted Oct 27, 2009·6 cites·14 claims
- 1677US7301985B1Pseudo-noise code hopping method and apparatusL 3 COMM CORP·Filed 2003·Granted Nov 27, 2007·16 cites·15 claims
- 1776US7050480B2Code assignment algorithm for synchronous DS-CDMA links with SDMA using estimated spatial signature vectorsL3 COMM CORP·Filed 2001·Granted May 23, 2006·12 cites·16 claims
- 1875US6956838B2Use of wide element spacing to improve the flexibility of a circular base station antenna array in a space division/multiple access synchronous CDMA communication systemL 3 COMM CORP·Filed 2001·Granted Oct 18, 2005·25 cites·17 claims
- 1974US7054292B2Hybrid synchronous space/code multiple access system using an adaptive antenna systemL 3 COMM CORP·Filed 2001·Granted May 30, 2006·20 cites·9 claims
- 2071US7031290B2Code assignment algorithm for synchronous DS-CDMA links with SDMA using channel scanningL3 COMM CORP·Filed 2001·Granted Apr 18, 2006·9 cites·9 claims
- 2170US6999446B2Adaptive, multi-rate waveform and frame structure for a synchronous, DS-CDMA systemL 3 COMM CORP·Filed 2001·Granted Feb 14, 2006·15 cites·28 claims
- 2267US7359639B2Airborne free space optical communication apparatus and method with subcarrier multiplexingL 3 COMM CORP·Filed 2004·Granted Apr 15, 2008·10 cites·25 claims
- 2365US7545878B1Efficient circular clipping implementation using simplified CORDIC rotatorsL 3 COMM CORP·Filed 2003·Granted Jun 9, 2009·10 cites·12 claims
- 2463US7313196B1Method and system for baseband amplitude limitingL 3 COMM CORP·Filed 2003·Granted Dec 25, 2007·10 cites·11 claims
- 2559US7522653B2System and method for PN correlation and symbol synchronizationL 3 COMM CORP·Filed 2005·Granted Apr 21, 2009·2 cites·40 claims
- 2656US7369606B1Phase error detector using I/Q interference cancellationL 3 COMM CORP·Filed 2004·Granted May 6, 2008·3 cites·20 claims
- 2751US7526010B1Doped multi-rate spread spectrum composite codeL 3 COMM CORP·Filed 2004·Granted Apr 28, 2009·2 cites·12 claims
- 2839US2002071479A1Use of common waveform in forward and reverse channels to reduce cost in point-to-multipoint system and to provide point-to-point modeL 3 COMM CORP·Filed 2001·Application pending·0 cites
- 2934US2002067759A1Efficient implementation of space division/multiple access for a synchronous CDMA communication systemL 3 COMM CORP·Filed 2001·Application pending·0 cites
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