Inventor

WAHEED KHURRAM

US66 patents

⚠️ This page may combine multiple inventors who share the name “WAHEED KHURRAM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

WAHEED KHURRAM

TEXAS INSTRUMENTS INC

Digital phase locked loop with dithering

Digital phase locked loop with gear shifting

Adaptive spectral noise shaping to improve time to digital converter quantization resolution using dithering

Harmonic characterization and correction of device mismatch

Hybrid stochastic gradient based digitally controlled oscillator gain KDCO estimation

Precise delay alignment between amplitude and phase/frequency modulation paths in a digital polar transmitter

Continuous reversible gear shifting mechanism

Digital phase locked loop with integer channel mitigation

Interpolative all-digital phase locked loop

Digital phase locked loop with dithering

Adaptive complex gain predistorter for a transmitter

System and method for frequency pushing/pulling compensation

Frequency tuning range extension and modulation resolution enhancement of a digitally controlled oscillator

Large-dynamic-range lookup table for a transmitter predistorter and system and method employing the same

System and method for a time alignment analog notch

Hybrid stochastic gradient based digitally controlled oscillator gain KDCO estimation

FREESCALE SEMICONDUCTOR INC

Multi-rate overlay mode in wireless communication systems

Automatic received gain control

Systems and methods for calibrating a dual port phase locked loop

Radio frequency transceiver loopback testing

DC offset calibration of wireless receivers

Phase locked loop having fractional VCO modulation

Carrier frequency offset estimation for wireless communication

Systems and methods to dynamically calibrate and adjust gains in a direct conversion receiver

DC offset tracking of wireless receivers

WAHEED KHURRAM

Linearization of a transmit amplifier

Linearization and calibration predistortion of a digitally controlled power amplifier

System and method for FSK demodulation

System and method for power control in a wireless transmitter

Apparatus and method for adaptive polar transmitter linearization and wireless transmitter employing the same

System and method for power control in a wireless transmitter

Apparatus and method for adaptive cartesian transmitter linearization and wireless transmitter employing the same

Transmit power control techniques for nodes in an ad-hoc network

NXP USA INC

Multi-rate overlay mode in wireless communication systems

Preamble detection mechanism for reception of asynchronous packets

Method and technique of power-efficient two-way phase based distance estimation using packet synchronized data capture

IQ to phase conversion method and apparatus

Acquisition of a data packet having a short preamble

Transmit apparatus arranged to scale and limit frequency deviation generated after a filtering based on a frequency shift keying (FSK) signal and methods of operation

Distance quality indicator (DQI) for phase-based distance estimation using narrowband radios

EXTRAHOP NETWORKS INC

Detection of denial of service attacks

Detection of denial of service attacks

Detection of denial of service attacks

NXP BV

Type-I PLLs for phase-controlled applications

Communication node with secure cryptographic keys and methods for securing therein

WANG YONGTAO

Predistortion methods and apparatus for transmitter linearization in a communication transceiver

ZHUANG JINGCHENG

Bandwidth reduction mechanism for polar modulation

MURPHY THOMAS CASIMIR

Fractional interpolative timing advance and retard control in a transceiver

ZENG JIANQIANG

Frequency-domain symbol and frame synchronization in multi-carrier systems

STASZEWSKI ROBERT BOGDAN

Transmitter PLL with bandwidth on demand