Inventor
AKHTAR SIRAJ
US33 patents
⚠️ This page may combine multiple inventors who share the name “AKHTAR SIRAJ”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TEXAS INSTRUMENTS INC
26 patentsUS7439817B2Oct 21, 2008
Frequency tuning range extension and modulation resolution enhancement of a digitally controlled oscillator
TEXAS INSTRUMENTS INC18 citations84
US7936229B2May 3, 2011
Local oscillator incorporating phase command exception handling utilizing a quadrature switch
TEXAS INSTRUMENTS INC9 citations83
US10181834B2Jan 15, 2019
Baluns for RF signal conversion and impedance matching
TEXAS INSTRUMENTS INC4 citations81
US9734265B2Aug 15, 2017
Method and apparatus having enhanced oscillator phase noise using high Vt MOS devices
TEXAS INSTRUMENTS INC3 citations73
US9484630B2Nov 1, 2016
Chip to dielectric waveguide interface for sub-millimeter wave communications link
TEXAS INSTRUMENTS INC3 citations73
US10491198B1Nov 26, 2019
Methods and apparatus for phase imbalance correction
TEXAS INSTRUMENTS INC4 citations72
US9699705B2Jul 4, 2017
Wireless chip-to-chip switching
TEXAS INSTRUMENTS INC2 citations72
US10187071B2Jan 22, 2019
PLL lock range extension over temperature
TEXAS INSTRUMENTS INC4 citations71
US10461717B2Oct 29, 2019
Baluns for RF signal conversion and impedance matching
TEXAS INSTRUMENTS INC3 citations70
US9735753B2Aug 15, 2017
Baluns for RF signal conversion and impedance matching
TEXAS INSTRUMENTS INC3 citations70
US11671138B2Jun 6, 2023
Self-calibrating on-off keying based digital isolator
TEXAS INSTRUMENTS INC2 citations69
US12556210B2Feb 17, 2026
Power efficient receiver architecture
TEXAS INSTRUMENTS INC0 citations62
US12126309B2Oct 22, 2024
Methods and apparatus for voltage buffering
TEXAS INSTRUMENTS INC0 citations62
US11863360B2Jan 2, 2024
Methods and apparatus to reduce variations for on-off keying transmissions
TEXAS INSTRUMENTS INC0 citations62
US11646700B2May 9, 2023
Amplifiers with feedforward cancellation
TEXAS INSTRUMENTS INC1 citations62
US11375429B2Jun 28, 2022
Wireless chip-to-chip switching
TEXAS INSTRUMENTS INC0 citations62
US11405042B2Aug 2, 2022
Transceiver carrier frequency tuning
TEXAS INSTRUMENTS INC1 citations61
US11171636B2Nov 9, 2021
Methods and apparatus for phase imbalance correction
TEXAS INSTRUMENTS INC0 citations61
US7974595B2Jul 5, 2011
Methodology for assessing degradation due to radio frequency excitation of transistors
TEXAS INSTRUMENTS INC6 citations61
US12489070B2Dec 2, 2025
Electronic device and multilevel package substrate with integrated filter
TEXAS INSTRUMENTS INC0 citations60
US11411566B2Aug 9, 2022
Charge pump
TEXAS INSTRUMENTS INC0 citations60
US11088696B2Aug 10, 2021
Charge pump
TEXAS INSTRUMENTS INC1 citations60
US7999615B2Aug 16, 2011
Current canceling variable gain amplifier and transmitter using same
TEXAS INSTRUMENTS INC3 citations59
US7893765B2Feb 22, 2011
Current canceling variable gain amplifier and transmitter using same
TEXAS INSTRUMENTS INC3 citations59
US10979277B1Apr 13, 2021
Carrier frequency recovery in a receiver
TEXAS INSTRUMENTS INC0 citations51
US9900022B2Feb 20, 2018
Digital to analog converter with passive reconstruction filter
TEXAS INSTRUMENTS INC1 citations48
AKHTAR SIRAJ
4 patentsUS9276056B2Mar 1, 2016
Baluns for RF signal conversion and impedance matching
AKHTAR SIRAJ14 citations89
US8212611B2Jul 3, 2012
Switching core layout
AKHTAR SIRAJ7 citations83
US8994435B2Mar 31, 2015
Switching core layout
AKHTAR SIRAJ0 citations51
US8471302B2Jun 25, 2013
Neutralization capacitance implementation
AKHTAR SIRAJ1 citations51