Inventor

Anand G. Dabak

Inventor

Plano, TX, US

Overview

2000–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 288 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Bprimary

H04BTransmission36%

H04LTransmission of digital information, e.g. telegraphic communication33%

H04WWireless communication networks10%

H04JMultiplex communication7%

G01FMeasuring volume, volume flow, mass flow or liquid level2%

G06FElectric digital data processing2%

H03MCoding1%

Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use1%

H04NPictorial communication, e.g. television1%

G01SRadio direction-finding1%

PatentTitleYear

11,082,541Building, transmitting, and receiving frame structures in power line communications2021 11,005,530Data encoder for power line communications2021 10,979,277Carrier frequency recovery in a receiver2021 10,955,273Extended range ADC flow meter2021 10,873,375Pre-coder selection based on resource block grouping2020 10,830,619Envelope based sample correction for digital flow metrology2020 10,812,140Multi-length cyclic prefix for OFDM transmission in PLC channels2020 10,809,365Vibration parameters monitoring using FMCW radar2020 10,809,235Ultrasonic transducer system and method for bi-modal system responses2020 10,801,868Extended range ADC flow meter2020 10,720,963Adaptive tone power control in PLC networks2020 10,541,727Data encoder for power line communications2020 10,508,937Ultrasonic flow meter2019 10,495,502Ultrasonic flow meter auto-tuning for reciprocal operation of the meter2019 10,462,810Method for transmission of unicast control in broadcast/multicast transmission time intervals2019 10,378,938Ultrasonic transducer system and method using selective interleaved excitation pulse frequency2019 10,341,969Mapping schemes for secondary synchronization signal scrambling2019 10,334,087Using physical layer (PHY) data frame having a PHY header including a destination address field in a powerline communication (PLC) network2019 10,330,508Ultrasonic flowmeter using windowing of received signals2019 10,277,276Systems and methods for implementing application profiles and device classes in power line communication (PLC) environments2019 10,236,934Multi-length cyclic prefix for OFDM transmission in PLC channels2019 10,218,470Secondary synchronization signal mapping2019 10,191,097Square-wave-based impedance analysis2019 10,177,858Minimum tone separation constrained MFSK scheme for ultrasonic communications2019 10,141,978Data encoder for power line communications2018 10,116,575Flow control for powerline communications2018 10,103,779Adaptive tone power control in PLC networks2018 10,044,532Pre-coder selection based on resource block grouping2018 10,031,875Switch monitoring system2018 10,006,791Ultrasonic flow meter auto-tuning for reciprocal operation of the meter2018 RE046774Receiving a pilot design and channel estimation2018 9,894,189'Method and apparatus for network communication using a physical layer (PHY) data frame having a PHY header that includes a destination address field'2018 9,893,851'Turbo HSDPA system'2018 9,871,630'Hybrid communication networks'2018 9,831,914Systems and methods for implementing application profiles and device classes in power line communication (PLC) environments2017 9,831,909DSSS inverted spreading for smart utility networks2017 9,819,392'Data encoder for power line communications'2017 9,811,136'Charging a provider/consumer with a dead battery via USB power delivery'2017 9,806,859'Secondary synchronization signal mapping'2017 9,807,789'Method for transmission of unicast control in broadcast/multicast transmission time intervals'2017 9,784,828'FMCW doppler processing algorithm for achieving CW performance'2017 9,787,361'Multi-length cyclic prefix for OFDM transmission in PLC channels'2017 9,774,535'Flow control for powerline communications'2017 9,755,708'High data rate uplink transmission'2017 9,746,970'Touch-sensitive interface and method using orthogonal signaling'2017 9,742,499'Adaptive signaling based MFSK modulation scheme for ultrasonic communications'2017 9,730,171'Mapping schemes for secondary synchronization signal scrambling'2017 9,689,726'Flow meter'2017 9,667,318'Device and frame structure for powerline communications'2017 9,654,302'Enhanced carrier sense multiple access (CSMA) protocols'2017 9,641,443'MIMO PGRC system and method'2017 9,641,219'Sub-band power scaling reporting and sub-band transmit power estimation'2017 9,596,325'Data frame for PLC having destination address in the PHY header'2017 9,584,542'Relay attack countermeasure system'2017 9,584,185'Relative phase detection in power line communications networks'2017 9,584,186'Communications device for multi-tone mask mode operation'2017 9,565,001'Guard subcarrier placement in an OFDM symbol used for synchronization'2017 9,548,801'Closed loop multiple transmit, multiple receive antenna wireless communication system'2017 9,525,977'Broadcast multicast mode'2016 9,518,959'Structural health monitoring system and method'2016 9,503,156'Enabling co-existence among power line communication (PLC) technologies'2016 9,474,035'Computer generated sequences for downlink and uplink signals in wireless communication systems'2016 9,453,867'Processor chip with ultrasound transducer for ultrasound chip debugging'2016 9,455,851'Efficient encoding/decoding algorithm for MTS constrained MFSK communications'2016 9,438,310'Multi-length cyclic prefix for OFDM transmission in PLC channels'2016 9,432,163'Pseudorandom sequence generation for OFDM cellular systems'2016 9,379,904'Enhanced carrier sense multiple access (CSMA) protocols'2016 9,350,424'Coexistence method by requesting access to the channel'2016 9,344,314'Computer generated sequences for downlink and uplink signals in wireless communication systems'2016 9,332,515'Mapping schemes for secondary synchronization signal scrambling'2016 9,325,373'Broadcast transmission for multi-tone mask mode operation'2016 9,319,095'DSSS inverted spreading for smart utility networks'2016 9,310,868'Charging a provider/consumer with a dead battery via USB power delivery'2016 9,300,361'Enabling co-existence among power line communication (PLC) technologies'2016 9,294,170'Efficient rank and precoding matrix feedback for MIMO systems'2016 9,276,764'Enhanced carrier sense multiple access (CSMA) protocols'2016 9,274,201'Automatic calibration method for active and reactive power measurement'2016 9,270,410'MIMO PGRC system and method'2016 9,252,841'Building, transmitting, and receiving frame structures in power line communications'2016 9,225,397'Efficient rank and precoding matrix feedback for MIMO systems'2015 9,219,526'Channel selection in power line communications'2015 9,197,300'Wireless precoding methods'2015 9,172,431'Channel selection in power line communications'2015 9,160,410'Coexistence method by requesting access to the channel'2015 9,155,056'Mapping schemes for secondary synchronization signal scrambling'2015 9,147,193'Method for transmission of unicast control in broadcast/multicast transmission time intervals'2015 9,148,181'Reference clock compensation in DVB-H receivers'2015 9,112,753'Interleaver design and header structure for ITU G.hnem'2015 9,094,248'Wireless system with hybrid automatic retransmission request in interference-limited communications'2015 9,077,442'DSSS inverted spreading for smart utility networks'2015 9,030,932'Enhanced carrier sense multiple access (CSMA) protocols'2015 9,025,586'Secondary synchronization signal mapping'2015 9,014,205'Wireless communications with frequency band selection'2015 9,008,124'MAC protocols with subbanding'2015 9,002,665'Multi-channel flow sensing'2015 9,000,897'Systems and methods for implementing application profiles and device classes in power line communication (PLC) environments'2015 8,995,461'Channel selection in power line communications'2015 8,995,580'Pseudorandom sequence generation for OFDM cellular systems'2015 8,964,786'Communications in beacon-enabled networks'2015 8,966,337'Powerline communication frames having CRC within header'2015 8,958,464'PHY payload over multiple tone masks using single tone mask PHY header information'2015 8,948,274'Enabling co-existence among power line communication (PLC) technologies'2015 8,929,398'Data frame for PLC having destination address in the PHY header'2015 8,923,362'Wireless communications system with secondary synchronization code based on values in primary synchronization code'2014 8,923,416'Symbol-level repetition coding in power line communications'2014 RE045299'Receiving a pilot design and channel estimation'2014 8,917,756'Wireless communications system with secondary synchronization code based on values in primary synchronization code'2014 8,913,495'Flow control for powerline communications'2014 8,902,930'Hybrid communication networks'2014 8,885,505'Non-beacon network communications using frequency subbands'2014 8,867,629'Power line communications during selected time intervals'2014 8,830,980'Superframe coordination in beacon-enabled networks'2014 8,830,984'Mapping schemes for secondary synchronization signal scrambling'2014 8,831,077'Communication on a pilot wire'2014 8,817,818'Backward compatible bandwidth extension'2014 8,811,273'Turbo HSDPA system'2014 8,810,059'Effective low voltage to medium voltage transmission on PRIME band'2014 8,792,567'Preamble sequence extension'2014 8,755,453'Pseudorandom sequence generation for OFDM cellular systems'2014 8,743,908'Coexistence of prime, S-FSK and G3 devices in powerline communications'2014 8,743,974'Adaptive modulation and coding with frame size adjustment for power line communications (PLC)'2014 8,718,115'Building, transmitting, and receiving frame structures in power line communications'2014 RE044858'Power control with space time transmit diversity'2014 8,693,575'Wireless precoding methods'2014 8,681,834'Wireless communications system with secondary synchronization code based on values in primary synchronization code'2014 8,670,458'Slotted channel access techniques in network communications'2014 8,670,845'System and method for automatically tuning a voltage converter'2014 8,649,443'OFDM-lite architecture for HomePlug'2014 8,625,689'Time-domain link adaptation'2014 8,605,054'Touch-sensitive interface and method using orthogonal signaling'2013 8,570,946'RF and baseband means buffering data until after demodulating control'2013 8,483,327'Reverse Viterbi and forward serial list Viterbi decoding for FER'2013 8,406,171'Network MIMO reporting, control signaling and transmission'2013 8,379,506'Multi-band OFDM communications system'2013 8,379,520'Group based packet scheduling algorithm'2013 8,351,551'Opportunistic intermediate frequency selection for communication receivers'2013 8,290,084'Space time transmit diversity for TDD/WCDMA systems'2012 8,290,098'Closed loop multiple transmit, multiple receive antenna wireless communication system'2012 8,290,492'Handover for DVB-H'2012 8,265,197'OFDM transmission methods in three phase modes'2012 8,259,598'Random access structure for optimal cell coverage'2012 8,223,867'Wireless communications with efficient channel coding'2012 8,209,575'MIMO hybrid-ARQ using basis hopping'2012 8,189,454'Multi-band OFDM communications system'2012 8,179,810'Low-complexity primary synchronization sequences'2012 8,175,021'Method for transmission of unicast control in broadcast/multicast transmission time intervals'2012 8,175,077'Mapping schemes for secondary synchronization signal scrambling'2012 8,174,955'Random access preamble coding for initiation of wireless mobile communications sessions'2012 8,144,747'Primary and secondary synchronization codes from first, second, third sequences'2012 8,139,678'High data rate closed loop MIMO scheme combining transmit diversity and data multiplexing'2012 8,135,057'Reconfigurable chip level equalizer architecture'2012 8,134,996'Downlink synchronization for a cellular OFDM communication system'2012 8,107,570'Space time block coded transmit antenna diversity for WCDMA'2012 8,107,420'Wireless communications system with cycling of unique cell bit sequences in station communications'2012 RE042919'Power control with space time transmit diversity'2011 8,059,746'Producing STTD diversity signal from rake combined level 3 message'2011 8,054,810'Interleaver for transmit diversity'2011 8,054,823'Mapping schemes for secondary synchronization signal scrambling'2011 8,040,986'Frequency-domain subchannel transmit antenna selection and power pouring for multi-antenna transmission'2011 8,031,745'Downlink synchronization channel and methods for cellular systems'2011 8,023,589'Wireless MIMO transmitter with antenna and tone precoding blocks'2011 8,018,903'Closed-loop transmit diversity scheme in frequency selective multipath channels'2011 RE042681'Wireless system with transmitter having multiple transmit antennas and combining open loop and closed loop transmit diversities'2011 7,961,774'Multipath interference-resistant receivers for closed-loop transmit diversity (CLTD) in code-division multiple access (CDMA) systems'2011 7,949,064'Codebook and pre-coder selection for closed-loop mimo'2011 7,948,866'Low complexity design of primary synchronization sequence for OFDMA'2011 7,941,164'Satellite positioning system receiver utilizing broadcast doppler information'2011 7,933,342'Multipath equalization for MIMO multiuser systems'2011 7,929,416'Receiving a pilot design and channel estimation'2011 7,929,631'Multiple space time transmit diversity communication system with selected complex conjugate inputs'2011 7,876,854'High data rate closed loop MIMO scheme combining transmit diversity and data multiplexing'2011 7,859,985'Control on at least one frequency selecting data carrier frequencies'2010 7,860,152'Wireless communications system with secondary synchronization code based on values in primary synchronization code'2010 7,835,262'Multi-band OFDM communications system'2010 7,801,247'Multiple input, multiple output system and method'2010 7,796,574'Multi-carrier reception for ultra-wideband (UWB) systems'2010 7,778,355'Space-time transmit diversity'2010 7,756,002'Time-frequency interleaved orthogonal frequency division multiplexing ultra wide band physical layer'2010 7,715,798'Multiplying symbol streams by rectangular matrix of (P/M)Ã—1 vectors'2010 7,711,034'Code division multiple access wireless system with closed loop mode using ninety degree phase rotation and beamformer verification'2010 7,701,916'Space time transmit diversity for TDD with cyclic prefix midamble'2010 7,698,616'MIMO Hybrid-ARQ using basis hopping'2010 7,693,227'Channel length estimation and accurate FFT window placement for high-mobility OFDM receivers in single frequency networks'2010 7,684,465'Frequency hopping communication protocol'2010 7,680,216'Adaptive thresholds for high speed downlink shared control channel (HS-SCCH) (part I) detection schemes'2010 7,668,564'Slow uplink power control'2010 7,660,229'Pilot design and channel estimation'2010 7,656,934'Wireless communications system with secondary synchronization code based on values in primary synchronization code'2010 7,649,960'Feedback and scheduling schemes for a communications system'2010 7,634,020'Preamble for a TFI-OFDM communications system'2009 7,634,019'Beam forming for transmit using bluetooth modified hopping sequences (BFTBMH)'2009 7,613,259'Mobile receiver phase correction circuit'2009 7,609,612'Multi-carrier transmitter for ultra-wideband (UWB) systems'2009 7,567,624'System and method of communicating using combined signal parameter diversity'2009 7,565,111'Single-antenna interference cancellation receiver in time slot communication system'2009 7,561,618'Reconfigurable chip level equalizer architecture for multiple antenna systems'2009 7,555,068'Producing control signals indicating transmit diversity and no transmit diversity'2009 7,502,591'Multi-mode radio piconet/scatternet'2009 7,489,720'Method for transmit pulse design for ultra-wideband communications'2009 7,463,700'Code division multiple access wireless system with closed loop mode using ninety degree phase rotation and beamformer verification'2008 7,447,967'MIMO hybrid-ARQ using basis hopping'2008 7,440,484'Reduced hopping sequences for a frequency hopping system'2008 7,440,491'Ultra-wideband communications system devices'2008 7,397,870'Ultra-wideband (UWB) receiver'2008 7,394,876'Enhanced channel estimator, method of enhanced channel estimating and an OFDM receiver employing the same'2008 7,394,867'Code division multiple access wireless system with closed loop mode using ninety degree phase rotation and beamformer verification'2008 7,388,907'Frequency domain equalization'2008 7,386,076'Space time encoded wireless communication system with multipath resolution receivers'2008 7,376,174'Rake receiver architecture for an ultra-wideband (UWB) receiver'2008 7,372,825'Wireless communications system with cycling of unique cell bit sequences in station communications'2008 7,369,523'Data signal demodulation in a communication system'2008 7,366,266'Space time block coded transmit antenna diversity for WCDMA'2008 7,349,379'Channel normalization'2008 7,346,121'Code division multiple access wireless system with closed loop mode using ninety degree phase rotation and beamformer verification'2008 7,324,485'Random access preamble coding for initiation of wireless mobile communications sessions'2008 7,313,190'Efficient bit interleaver for a multi-band OFDM ultra-wideband system'2007 7,302,018'Iterative detection in MIMO systems'2007 7,301,893'Linear space-time block code with block STTD structure'2007 7,302,233'Multiuser detection for wireless communications systems in the presence of interference'2007 7,298,717'Method and apparatus for providing transmit diversity with adaptive basis'2007 7,295,636'Linear single-antenna interference cancellation receiver'2007 7,295,624'Wireless system with hybrid automatic retransmission request in interference-limited communications'2007 7,289,570'Wireless communications'2007 7,254,192'Iterative detection in MIMO systems'2007 7,218,894'Interferer detection and channel estimation for wireless communications networks'2007 7,218,680'Retransmission techniques for enhanced performance in fading wireless communication channels'2007 7,218,692'Multi-path interference cancellation for transmit diversity'2007 7,200,182'Space time block coded transmit antenna diversity for WCDMA'2007 7,184,458'Reduced subset scan and dual frequency wakeup for bluetooth inquiry operation'2007 7,184,457'Spread spectrum path estimation'2007 7,181,167'High data rate closed loop MIMO scheme combining transmit diversity and data multiplexing'2007 7,173,919'Random access preamble coding for initiation of wireless mobile communications sessions'2007 7,164,704'Beam forming for transmit using bluetooth modified hopping sequences (BFTBMH)'2007 7,161,941'Wireless packet communications with extended addressing capability'2007 7,154,958'Code division multiple access wireless system with time reversed space time block transmitter diversity'2006 7,133,396'Dynamic assignment of retransmission slots for enhanced quality in wireless communication links'2006 7,133,435'Interference cancellation system and method'2006 7,133,459'Space-time transmit diversity'2006 7,113,499'Wireless communication'2006 7,103,085'Wireless communications system with secondary synchronization code based on values in primary synchronization code'2006 7,088,785'Block level space time transmit diversity in wireless communications'2006 7,058,114'Wireless device and method'2006 7,050,402'Wireless communications with frequency band selection'2006 7,039,036'Reduced complexity primary and secondary synchronization codes with good correlation properties for WCDMA'2006 7,003,016'Maximum likelihood timing synchronizers for sampled PSK burst TDMA system'2006 6,996,162'Correlation using only selected chip position samples in a wireless communication system'2006 6,985,532'Ultra wideband (UWB) transmitter architecture'2006 6,977,910'Power control with space time transmit diversity'2005 6,975,684'Dynamic slave frequency selection for improving uplink frequency hopping wireless communications'2005 6,973,611'Interleaved coder and method'2005 6,973,117'Dynamic extension of frequency hopping patterns in wireless communications'2005 6,970,495'Adjustment of slave frequency hopping pattern to improve channel measurement opportunities in wireless communications'2005 6,970,440'Enhanced performance in frequency hopping wireless communications by combining frequency dwelling with data transmission adjustments'2005 6,965,590'Dynamic slave selection in frequency hopping wireless communications'2005 6,931,051'Frequency hopping wireless communication system with filtered adaptive slicer'2005 6,917,597'System and method of communication using transmit antenna diversity based upon uplink measurement for the TDD mode of WCDMA'2005 6,891,882'Receiver algorithm for the length 4 CFC'2005 6,876,262'Technique for generating carrier frequencies with fast hopping capability'2005 6,862,275'Cell selection with STTD and SSDT'2005 6,856,610'Wireless code division multiple access communications system with channel estimation using fingers with sub-chip spacing'2005 6,839,380'Robust detection for embedded signaling'2005 6,839,325'Wireless communication system which uses ARQ packets to ACK a plurality of packets from an 802.15 superpacket'2005 6,834,046'Acquisition of an unevenly spaced synchronization channel in a wireless communication system'2004 6,831,943'Code division multiple access wireless system with closed loop mode using ninety degree phase rotation and beamformer verification'2004 6,831,956'Wireless communications system with combining of multiple paths selected from sub-windows in response to the primary synchronization channel'2004 6,829,290'Wireless communications system with combining of multiple paths selected from correlation to the primary synchronization channel'2004 6,804,311'Diversity detection for WCDMA'2004 6,798,737'Use of Walsh-Hadamard transform for forward link multiuser detection in CDMA systems'2004 6,775,260'Space time transmit diversity for TDD/WCDMA systems'2004 6,728,302'STTD encoding for PCCPCH'2004 6,724,828'Mobile switching between STTD and non-diversity mode'2004 6,714,774'Antenna reception diversity in wireless communications'2004 6,643,338'Space time block coded transmit antenna diversity for WCDMA'2003 6,603,412'Interleaved coder and method'2003 6,594,473'Wireless system with transmitter having multiple transmit antennas and combining open loop and closed loop transmit diversities'2003 6,483,821'CDMA mobile communications system and method with improved channel estimation and pilot symbol transmission'2002 6,480,559'Frame synchronization with unique-word dependent filter coefficients'2002 6,449,314'Space time block coded transmit antenna diversity for WCDMA'2002 6,424,642'Estimation of doppler frequency through autocorrelation of pilot symbols'2002 6,424,679'Space time block coded transmit antenna diversity for WCDMA'2002 6,404,826'Iterative signal-to-interference ratio estimation for WCDMA'2002 6,396,457'Concentrator for coupling local wireless networks to a wired network'2002 6,366,574'Method and device for recovering synchronization on a signal transmitted to a mobile-telephone receiver'2002 6,356,605'Frame synchronization in space time block coded transmit antenna diversity for WCDMA'2002 6,345,069'Simplified cell search scheme for first and second stage'2002 6,331,975'User data indicator for discontinuous transmission'2001 6,272,166'Reduced gain spread spectrum communication system and method'2001 6,166,622'Time slot structure for improved TPC estimation in WCDMA'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000–2021Patents assigned to TEXAS INSTRUMENTS INC (283)· patent assignee history

2000–2009Based in Richardson, TX, US· patent location history

2002–2021Based in Plano, TX, US· patent location history

2011–2018Patents assigned to DABAK ANAND G (61)· patent assignee history

2011–2018Patents assigned to SCHMIDL TIMOTHY M (15)· patent assignee history

2012–2018Patents assigned to ONGGOSANUSI EKO N (26)· patent assignee history

2012–2015Patents assigned to KIM IL HAN (20)· patent assignee history

2012Based in Parker, TX, US· patent location history

2014Based in Allen, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TEXAS INSTRUMENTS INC	283	2000–2021
DABAK ANAND Gself	61	2011–2018
ONGGOSANUSI EKO N	26	2012–2018
KIM IL HAN	20	2012–2015
SCHMIDL TIMOTHY M	15	2011–2018

Locations

Location	Patents	Span
Plano, Texas, US	264	2002–2021
Richardson, Texas, US	22	2000–2009
Allen, Texas, US	1	2014
Parker, Texas, US	1	2012