KK

Khalid Karimullah

DI Directv: 10 patents #85 of 679Top 15%
HL Hughes Electronics Limited: 7 patents #55 of 1,474Top 4%
HA Hughes Aircraft: 2 patents #748 of 2,963Top 30%
Overall (All Time): #239,610 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9467200 Method and apparatus for orthogonally overlaying variable chip rate spread spectrum signals Feng-Wen Sun, Lin-Nan Lee 2016-10-11
8902840 Method and system for providing multi-input-multi-output (MIMO) downlink transmission Jian Song 2014-12-02
8243706 Method and system for providing multi-input-multi-output (MIMO) downlink transmission Jian Song 2012-08-14
8179781 Method and apparatus for encoding data for transmission in a communication system Feng-Wen Sun, Lin-Nan Lee 2012-05-15
7505440 Method and apparatus for orthogonally overlaying variable chip rate spread spectrum signals Feng-Wen Sun, Lin-Nan Lee 2009-03-17
7492749 Method and system for providing multi-input-multi-output (MIMO) downlink transmission Jian Song 2009-02-17
7483490 Method for transmitting wideband signals via a communication system adapted for narrow-band signal transmission Lin-Nan Lee, Feng-Wen Sun, Kamran Etemad 2009-01-27
7342904 Method and apparatus for orthogonally overlaying variable chip rate spread spectrum signals Feng-Wen Sun, Lin-Nan Lee 2008-03-11
7317710 Method and apparatus for encoding data for transmission in a communication system Feng-Wen Sun, Lin-Nan Lee 2008-01-08
6940809 System and method for transmitting data in frame format using an R-Rake retransmission technique with blind identification of data frames Feng-Wen Sun, Lin-Nan Lee 2005-09-06
6741581 System and method for transmitting data in frame format using an R-Rake retransmission technique with blind identification of data frames Feng-Wen Sun, Lin-Nan Lee 2004-05-25
6738366 SYSTEM AND METHOD FOR USING INHIBIT SENSE MULTIPLE ACCESS (ISMA) PROTOCOL AND A CAPTURE MESSAGE TO OPTIMIZE RANDOM ACCESS CONTROL AND DATA PACKET COMMUNICATION BETWEEN ACCESS TERMINALS AND A BASE STATION OVER A WIRELESS REVERSE COMMON CHANNEL Kamran Etemad 2004-05-18
6539050 Method for transmitting wideband signals via a communication system adapted for narrow-band signal transmission Lin-Nan Lee, Feng-Wen Sun, Kamran Etemad 2003-03-25
6510147 Method and apparatus for orthogonally overlaying variable chip rate spread spectrum signals Feng-Wen Sun, Lin-Nan Lee 2003-01-21
6396822 Method and apparatus for encoding data for transmission in a communication system Feng-Wen Sun, Lin-Nan Lee 2002-05-28
6351240 Circularly polarized reflect array using 2-bit phase shifter having initial phase perturbation Jian Song, Lin-Nan Lee, Stanley Kay 2002-02-26
6178334 Cellular/PCS network with distributed-RF base station Dong-Jye Shyy, Cathy Zatloukal 2001-01-23
5423081 Cellular power amplifier power level control circuitry Al Thiele, Sai Kwok 1995-06-06
5343493 Personal assistance system and method for use with a cellular communication system 1994-08-30