Conference Papers

TypeTitleUpdatedDescriptionRevisionKeywords

SOQPSK ITC PaperOct-2000

“An Enhanced, Constant Envelope, Interoperable Shaped Offset QPSK (SOQPSK) Waveform for Improved Spectral Efficiency,” by Terry Hill; presented at ITC 2000.

Bandwidth Efficiency
BPSK
Constant Envelope
FQPSK
SATCOM
SBPSK
Shaped Offset QPSK (SOQPSK)
signal
Spectral Occupancy

Multi-Symbol Demodulator ITC PaperOct-2000

“Improving the Detection Efficiency of Conventional PCM/FM Telemetry by Using a Multi-Symbol Demodulator,” by Mark Geoghegan; presented at ITC 2000.

Binary PCM/FM
DEMODULATOR
detector
EFFICIENCY
FM
interval
Multiple Symbol Demodulation
Noncoherent Detection
phase
symbol
TELEMETRY
transmitter
waveform

ARTM Tier II Waveform ITC PaperOct-2000

“Description and Performance Results for the Advanced Range Telemetry (ARTM) Tier II Waveform,” by Mark Geoghegan; presented at ITC 2000.

ARTM
Continuous Phase Modulation (CPM)
Multi-h
Phase
Spectral Efficiency
TELEMETRY
Tier II
Trellis Demodulator
WAVEFORM

Trellis Detection of SOQPSK ITC PaperOct-2001

“Implementation and Performance Results for Trellis Detection of SOQPSK,” by Mark Geoghegan; presented at ITC 2001.

detector
Power Efficiency
SOQPSK
Spectral Efficiency
Trellis Detection
waveforms

The Flexible Interoperable Transciever Data Link Standard ITC PresentationOct-2001

“The Flexible Interoperable Transceiver Data Link Standard – A Solution for Interoperability and Spectral Efficiency for the T&E and Training Ranges,” by Eddie Meadows & Terry Hill; presented at ITC 2001.

Data Link
DOD
FIT
Instrumentation
Interoperbility
Protocols
RANGES
RF
Spectral and Bandwidth Efficiency

SOQPSK and Multi-h CPM in the Presence of Interference ITC PresentationOct-2001

“Analytical and Experimental Characterization of SOQPSK and Multi-h CPM in the Presence of Adjacent-Channel Interference,” by Terry Hill; presented at ITC 2001.

Adjacent-Channel Interference
Advanced Range Telemetry (ARTM) Program
FQPSK
Multi-h CPM
Shaped Offset QPSK (SOQPSK)
Tier I
Tier II
waveform

SOQPSK and Multi-h CPM in the Presence of Interference ITC PaperOct-2001

“Analytical and Experimental Characterization of SOQPSK and Multi-h CPM in the Presence of Adjacent-Channel Interference,” by Terry Hill; presented at ITC 2001.

Adjacent-Channel Interference
Advanced Range Telemetry (ARTM) Program
FQPSK
Multi-h CPM
Shaped Offset QPSK (SOQPSK)
Tier I
Tier II
waveform

SOQPSK and Multi-h CPM in a Multipath Channel ITC PaperOct-2001

“Analytical and Experimental Characterization of SOQPSK and Multi-h CPM in a Multipath Channel,” by Terry Hill; presented at ITC 2001.

Advanced Range Telemetry (ARTM) Program
FQPSK
Multi-h CPM
Multipath
Shaped Offset QPSK (SOQPSK)
Tier I
Tier II
waveform

Multi-Symbol Detection of PCM/FM ITC PaperOct-2001

“Experimental Results for Multi-Symbol Detection of PCM/FM,” by Mark Geoghegan; presented at ITC 2001.

Advanced Range Telemetry (ARTM) Project
Binary PCM/FM
Multiple Symbol Demodulation
Noncoherent Detection

VHDL-Based, Multi-Mode ARTM Demodulator ITC PaperOct-2002

“Implementation and Performance of a High-Speed, VHDL-Based, Multi-Mode ARTM Demodulator,” by Terry Hill, Mark Geoghegan, & Kevin Hutzel; presented at ITC 2002.

Advanced Range Telemetry (ARTM)DEMODULATOR
FPGA
FQPSK
modulation
multi-h CPM
PCM/FM
Reconfigurable Hardware
Software Defined Radio
SOQPSK
spectrum
Tier I
Tier II
VHDL
waveforms

Optimal Linear Detection of SOQPSK ITC PaperOct-2002

“Optimal Linear Detection Of SOQPSK,” by Mark Geoghegan; presented at ITC 2002.

Detection Efficiency
family
filter
Linear Receiver
SOQPSK
waveforms

Multi-Symbol Detector and Turbo Coding ITC PaperOct-2002

“Extending the Range Of PCM/FM Using A Multi-Symbol Detector And Turbo Coding,” by Mark Geoghegan; presented at ITC 2002.

detection
DETECTOR
efficiency
Forward Error Correction (FEC)
PCM/FM
Range Extension
Turbo Coding

Bandwidth and Power Efficiency Trade-Offs of SOQPSK ITC PaperOct-2002

“Bandwidth And Power Efficiency Trade-Offs of SOQPSK,” by Mark Geoghegan; presented at ITC 2002.

Bandwidth/Efficiency Plane
detection
Power Efficiency
SOQPSK
Spectral Efficiency
waveforms

Turbo Product Codes ITC PaperOct-2003

“Experimental Results for PCM/FM, Tier 1 SOQPSK, And Tier II Multi-h CPM with Turbo Product Codes,” by Mark Geoghegan; presented at ITC 2003.

Forward Error Correction (FEC)
Multi-h CPM
PCM/FM
SOQPSK
Tier 1
Tier II
Turbo Coding

CMA Equalization ITC PaperOct-2003

“Experimental Results for PCM/FM, Tier 1 SOQPSK, And Tier II Multi-h CPM with CMA Equalization,” by Mark Geoghegan; presented at ITC 2003.

Adaptive Equalization
CMA
Multi-h CPM
PCM/FM
SOQPSK
Tier 1
Tier II

SOQPSK with LDPC ITC PaperOct-2013

“SOQPSK with LDPC: Spending Bandwidth to Buy Link Margin,” by Terry Hill & Jim Uetrecht; presented at ITC 2013.

ARTM Tier I
Forward Error Correction
LDPC
Shaped Offset QPSK (SOQPSK)

Space-Time Coding ITC PaperOct-2014

“Space-Time Coding Solution to the Two-Antenna Interference Problem,” by Mark Geoghegan & Louis Boucher; presented at ITC 2014.

Aeronautical Flight Testing
signals
SOQPSK
Space-Time Coding (STC)
transmit
Two-Antenna Problem

Data Quality Estimation ITC PaperOct-2015

“Metrics and Test Procedures for Data Quality Estimation in the Aeronautical Telemetry Channel,” by Terry Hill; presented at ITC 2015.

Aeronautical Telemetry
Best Source Selection (BSS) Algorithms
Data Quality Encapsulation (DQE) Packet Structure
Data Quality Metric (DQM)
Maximum Likelihood Data Combining
Calibration

Data Quality Encapsulation and Best Source Selection ITC PaperOct-2017

“Performance Results Using Data Quality Encapsulation (DQE) And Best Source Selection (BSS) In Aeronautical Telemetry Environments,” by Mark Geoghegan & Robert Schumacher; presented at ITC 2017.

Aeronautical Flight Testing
Best Source Selection (BSS)
Data Quality Encapsulation (DQE)
Data Quality Metric (DQM)

Best-Channel Selection ITC PaperNov-2018

“Obtaining Superior Performance From Dual-Channel Receivers Using Best-Channel Selection,” by Jim Uetrecht; presented at ITC 2018.

Aeronautical Flight Testing
Best-Channel Selector (BCS)
Best-Source Selector (BSS)
Data Quality Encapsulation (DQE)
Data Quality Metric (DQM)
diversity
Pre-Detection Maximal-Ratio Combiner (Pre-D MRC)

Test Methods for Adaptive Equalizers ITC PaperOct-2019

“Test Methods and Results for Adaptive Equalizers,” by Terry Hill; presented at ITC 2019.

Adaptive Equalizer
aeronautical telemetry
Multipath distortion
propagation
standardized tests
test methodology

Effect of Rotating Propellers ITC PaperOct-2019

“Effect of Rotating Propellers on Telemetry Signals,” by Mark Geoghegan & Marwan Nusair; presented at ITC 2019.

Aeronautical Flight Testing
aircraft
antenna
Data Quality Metric (DQM)
electromagnetic
Propeller
RF Channel
simulation
TELEMETRY
transmit

Best-Channel Selection Field Test Results ITC PaperOct-2019

“Dual-Channel Receiver Performance Using Best-Channel Selection: Field Test Results,” by Jim Uetrecht; presented at ITC 2019.

Aeronautical Mobile Telemetry (AMT)
BER
Best-Channel Selector (BCS)
Best-Source Selector (BSS)
Combiner
Data Quality Encapsulation (DQE)
Data Quality Metric (DQM)
Link
Pre-Detection Maximal-Ratio Combiner (Pre-D MRC)

All-Digital Antenna Control Protocol ITC PaperOct-2019

“An All-Digital Antenna Control Protocol,” by Jim Uetrecht; presented at ITC 2019.

Amplitude Modulation (AM)
analog
Antenna Control Unit (ACU)
Antenna Tracking
Automatic Gain Control (AGC)
Digital Antenna Control Protocol (DACP)

Airframe Reflections ITC PaperOct-2019

“Mitigation of Antenna Polarization Transformations Caused by Airframe Reflections,” by Mark Geoghegan & Marwan Nusair; presented at ITC 2019.

aeronautical flight testing
aircraft
antennas
best channel selector (BCS)
circularly
combiner
data quality metric (DQM)
dB
linearly
loss
performance
POLARIZATION
polarized
received
signals
transmit

Ethernet Via Telemetry ITC PresentationOct-2015

“EVTM (Ethernet-Via-Telemetry): Get Ethernet Packetized Data Directly From Your Test Article,” by Matt Schultz; presented at ITC 2015.

buffer
buffering
burst
data
Ethernet packetized data
Ethernet Via Telemetry
evaluation
flight
generation
hardware
IP
link
Mbps
NASA AFRC
operation
packet
protocol
rates
receive
system
test article
theory

Ethernet Via Telemetry ITC PaperOct-2015

“EVTM (Ethernet-Via-Telemetry): Get Ethernet Packetized Data Directly From Your Test Article,” by Matt Schultz; presented at ITC 2015.

airborne
client
data
Ethernet Via Telemetry
EVTM
frame
ground
laptop
link
loss
Mbps
Packet
power
rate
RF
serial
system
test article
transfer
wireless Ethernet

Adaptively Equalized Waveforms ITC PaperOct-2002

“A Comparison of Adaptively Equalized PCM/FM, SOQPSK, And Multi-h CPM in a Multipath Channel,” by Terry Hill & Mark Geoghegan; presented at ITC 2002.

adaptive
airborne
channels
continuous
equalization
modulation
MULTIPATH
PCM
phase
SOQPSK
telemetry