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Company Information:

Name: GIRD Systems, Inc.
Address: 310 Terrace Ave.
Cincinnati, OH 45220-
Located in HUBZone: No
Woman-Owned: No
Minority-Owned: No
Phone: (513) 281-2900

Award Totals:

Program/Phase Award Amount ($) Number of Awards
SBIR Phase I $1,887,671.00 23
SBIR Phase II $8,241,587.00 12

Award List:

RF Solution to Narrow In-Band Interference in UHF SATCOM Channels

Award Year / Program / Phase: 2004 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: Ben Maxson, Project Manager
Award Amount: $67,802.00
Abstract:
UHF MILSATCOM channel availability is limited by sporadic narrowband interference. When frequency separation between the interferer and signal-of-interest is insufficient, use of conventional fixed-frequency filtering will result in unacceptable distortion to the signal-of-interest. In this Phase… More

Co-Channel Interference Mitigation Test Apparatus

Award Year / Program / Phase: 2005 / SBIR / Phase I
Agency / Branch: DOD / ARMY
Principal Investigator: Bruce Hart, R&D Engineer
Award Amount: $69,872.00
Abstract:
The airborne collection environment will encounter a large degree of its operations in an environment predominated by co-channel interference. While no currently available product or algorithm is capable of mitigating all sources of co-channel interference, existing techniques may be used either… More

RF Solution to Narrow In-Band Interference in UHF SATCOM Channels

Award Year / Program / Phase: 2006 / SBIR / Phase II
Agency / Branch: DOD / NAVY
Principal Investigator: Ben Maxson, R&D Engineer/Project Mana
Award Amount: $583,483.00
Abstract:
UHF MILSATCOM channel availability is limited by sporadic narrowband interference. When frequency separation between the interferer and signal-of-interest is insufficient, use of conventional fixed-frequency filtering will result in unacceptable distortion to the signal-of-interest. In this Phase II… More

Wideband Interference Rejecting Antenna Subsystem

Award Year / Program / Phase: 2006 / SBIR / Phase I
Agency / Branch: DOD / ARMY
Principal Investigator: Ben Maxson, R&D Engineer/Program Manager
Award Amount: $69,947.00
Abstract:
Cosite interference, or self-jamming, occurs whenever operation of transmitting RF equipment interferers with operation of co-located receiving equipment. Ordinarily, such interference is avoided by design, through use of frequency separation, temporal separation or spatial separation. Oftentimes,… More

Improved Web-Based Mapping

Award Year / Program / Phase: 2006 / SBIR / Phase I
Agency / Branch: DOD / ARMY
Principal Investigator: Bruce Hart, R&D Engineer/Program Manager
Award Amount: $69,888.00
Abstract:
The Improved Web-Based Mapping (IWM) System will significantly improve on current AJAX-based techniques for browser-based web mapping. Using the latest emerging technologies in the web development field, GIRD Systems will develop a rich user interface that operates without requiring software or… More

Advanced Radio Frequency Technology for Wireless Network Security

Award Year / Program / Phase: 2007 / SBIR / Phase I
Agency / Branch: DOD / USAF
Principal Investigator: Bruce Hart, R&D Engineer/Program Manager
Award Amount: $99,921.00
Abstract:
Unlike a wired network, all communications in a wireless network is broadcast by nature, therefore prone to malicious attacks. Wireless information assurance (IA) is therefore of paramount importance to the healthy development of wireless technologies. Various forms of wireless information… More

Remote-Controlled Improvised Explosive Device (RCIED) Detection Identification and Classification Algorithms (RADICAL)

Award Year / Program / Phase: 2007 / SBIR / Phase I
Agency / Branch: DOD / USAF
Principal Investigator: John Schamus, Senior R&D Engineer
Award Amount: $99,367.00
Abstract:
The signals intelligence (SIGINT) mission has taken on a new importance in the electronic warfare (EW) domain as improvised explosive devices (IEDs) are often enabled by consumer-grade electronic devices. Detecting, Identifying and Geo-locating (DIG) these devices before they can cause harm is… More

Multi-carrier VHF/UHF amplifier with suppressed intermodulation products

Award Year / Program / Phase: 2007 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: John J. Schamus, Senior R&D engineer
Award Amount: $69,934.00
Abstract:
Intermodulation refers to a wide-spread problem in RF power amplifiers. When an amplifier amplifies multiple frequency-separated signals simultaneously, or one signal with more than one frequency content, it also mixes different frequency contents of these signals such that two frequency contents… More

Directional Finding for Sources with Unknown Bandwidths and Center Frequencies

Award Year / Program / Phase: 2007 / SBIR / Phase I
Agency / Branch: DOD / USAF
Principal Investigator: Bruce Hart, R&D Engineer/Program Manager
Award Amount: $99,933.00
Abstract:
Signal direction of arrival (DOA) estimation is a classical problem that exists in a wide range of military and civilian applications. There are many classical high-resolution DOA estimation algorithms that can be used to estimate the DOAs of ideal narrowband sources with known center frequencies. … More

Atmospheric Noise Cancellation for Low Frequency (LF) and Very Low Frequency (VLF)

Award Year / Program / Phase: 2007 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: Bruce Hart, R&D Engineer/Project Mana
Award Amount: $79,893.00
Abstract:
Very Low Frequency (VLF) and Low Frequency (LF) reception suffers from interference of atmospheric noise caused by lightning, which occurs year round. In this proposal we investigate innovative mitigation methods that have the potential of suppressing atmospheric noise in LF/VLF communications.… More

Land Mobile Satellite Communications - Improved Mathematical and Simulation Methods for Stressed Environments

Award Year / Program / Phase: 2008 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: James Caffery, Jr., Senior R&D Engineer/Program Manager
Award Amount: $69,802.00
Abstract:
The need for accurate satellite channel models and their implementation as a simulation tool is addressed in this proposal. Improved mathematical models are proposed which provide the flexibility to model diverse environments, and to do so more accurately than current models, for both stationary… More

An Asynchronous SINCGARS (Single Channel Ground and Airborne Radio System) Frequency Hopping Notch Filter Based on Canceller Technology

Award Year / Program / Phase: 2008 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: James Caffery, Jr., Sr. R&D Eng/Program Manager
Award Amount: $69,808.00
Abstract:
Navy SIGINT systems are required to receive low level signals in the HF, VHF and UHF frequency bands. The SINCGARS (30-88 MHz) band occupies part of the VHF frequency band where signal reception is required. U.S. Navy ships will have from 2 to 8 SINCGARS transmitters installed, which are used to… More

Wideband Interference Rejecting Antenna Subsystem

Award Year / Program / Phase: 2008 / SBIR / Phase II
Agency / Branch: DOD / ARMY
Principal Investigator: John Schamus, Senior R&D Engineer
Award Amount: $728,647.00
Abstract:
Cosite interference, or self-jamming, occurs whenever operation of transmitting RF equipment interferers with operation of co-located receiving equipment. Ordinarily, such interference is avoided by design, through use of frequency separation, temporal separation or spatial separation. Oftentimes,… More

Networked OFDM Ranging System (NORS)

Award Year / Program / Phase: 2008 / SBIR / Phase II
Agency / Branch: DOD / NAVY
Principal Investigator: James Caffery, Jr., Senior R&D Engineer/Progr
Award Amount: $738,838.00
Abstract:
Despite recent and ongoing improvements to the GPS infrastructure, GPS-aided positioning is often jeopardized by both intentional and incidental jammers. GPS services are not available in many desired areas of operation, including indoors, under foliage and in urban canyons. A fall-back capability… More

Advanced Radio Frequency Technology for Wireless Network Security

Award Year / Program / Phase: 2008 / SBIR / Phase II
Agency / Branch: DOD / USAF
Principal Investigator: Bruce Hart, R&D Engineer/Program Mana
Award Amount: $745,699.00
Abstract:
The importance of wireless network security cannot be overemphasized. Unlike a wired network, all communications in a wireless network are broadcast by nature, meaning that anyone in the transmission range can either receive the signals not intended for him/her, or inject unauthorized signals into… More

Directional Finding for Sources with Unknown Bandwidths and Center Frequencies

Award Year / Program / Phase: 2008 / SBIR / Phase II
Agency / Branch: DOD / USAF
Principal Investigator: Bruce Hart, R&D Engineer/Program Mana
Award Amount: $749,680.00
Abstract:
Signal direction of arrival (DOA) estimation is a classical problem that exists in a wide range of military applications such as radar, sonar, COMINT, as well as civilian applications such as emergency/disaster response, search and rescue, and the cellular telephone industry. In many of these… More

Analog to Information (A2I) Sensing for Software Defined Receivers

Award Year / Program / Phase: 2009 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: James Caffery, Senior R&D Engineer/Progr
Award Amount: $79,295.00
Abstract:
ELINT systems are often limited in bandwidth because the Nyquist criterion restricts the sampled bandwidth to one half of the maximum sampling rate of the A/D converter. While A/D converter technology has improved over the last several years, it is still not sufficient for many wideband… More

Polarization-Invariant Wideband Direction Finding

Award Year / Program / Phase: 2009 / SBIR / Phase I
Agency / Branch: DOD / USAF
Principal Investigator: James Caffery, Jr., Sr. R&D Engineer
Award Amount: $99,676.00
Abstract:
Electromagnetic (EM) signal source direction finding (DF) or direction of arrival (DOA) estimation is a classical problem that exists in a wide range of applications. Wideband signals are becoming more prevalent nowadays. Therefore the need for wideband DOA estimation is becoming more urgent.… More

Multi-carrier VHF/UHF amplifier with suppressed intermodulation products

Award Year / Program / Phase: 2009 / SBIR / Phase II
Agency / Branch: DOD / NAVY
Principal Investigator: Bruce Hart, Senior R&D Engineer/Progr
Award Amount: $300,000.00
Abstract:
Non-linear effects in amplifiers for communications systems such as intermodulation products can reduce efficiency and introduce RF interference into other bands. GIRD Systems herein proposes a method of amplifier linearization to mitigate the nonlinear effects. The hardware architecture is designed… More

Chaotic Modulation for Satellite Communications (SATCOM) Communications Systems

Award Year / Program / Phase: 2010 / SBIR / Phase I
Agency / Branch: DOD / ARMY
Principal Investigator: James Caffery, Senior R&D Engineer/Program Manager
Award Amount: $69,308.00
Abstract:
Chaotic communication has attracted much interest due to its potential for secure communications and its potential for high data rates. In this proposal, GIRD Systems proposes to perform a feasibility study to evaluate, develop, and finally implement (in Phase II) some promising chaotic modulation… More

Global Positioning System (GPS) User Equipment (UE) Time Aiding Using WWV/WWVB

Award Year / Program / Phase: 2010 / SBIR / Phase I
Agency / Branch: DOD / USAF
Principal Investigator: Mark Arlinghaus, R&D Engineer
Award Amount: $99,976.00
Abstract:
Time to first fix (TTFF), i.e., the initial acquisition of GPS signals can be quite large when the GPS UE has a degraded timing solution or during a cold-start, when the UE has absolutely no knowledge of time or initial position. In addition, the Coarse Acquisition (C/A) code may not always be… More

Polarization-Invariant Wideband Direction Finding

Award Year / Program / Phase: 2010 / SBIR / Phase II
Agency: DOD
Principal Investigator: James Caffery, Senior R&D Engineer/Progr – (513) 281-2900
Award Amount: $749,411.00
Abstract:
The proposed Phase II effort is focused on implementing a hardware prototype of the core polarization wideband direction finding technology developed in Phase I. The developed DF algorithm is capable of high resolution DOA and polarization estimation using an antenna array having polarization… More

Analog to Information (A2I) Sensing for Software Defined Receivers

Award Year / Program / Phase: 2010 / SBIR / Phase II
Agency / Branch: DOD / NAVY
Principal Investigator: James Caffery, Sr. R&D Engineer/Program
Award Amount: $399,995.00
Abstract:
ELINT systems are often limited in bandwidth because the Nyquist criterion restricts the sampled bandwidth to one half of the maximum sampling rate of the A/D converter. While A/D converter technology has improved over the last several years, it is still not sufficient for many wideband… More

Integrated Counter-Mine/Improvised Explosive Device (IED) and Command and Control (C2) Capabilities

Award Year / Program / Phase: 2010 / SBIR / Phase I
Agency / Branch: DOD / ARMY
Principal Investigator: James Caffery, Jr., Sr. R&D Eng/Prog. Manager
Award Amount: $69,880.00
Abstract:
Installation of a counter IED jammer system on each individual Army vehicle has caused electromagnetic interference between the jammer and friendly communication systems. A fundamental enabling technology called active interference cancellation, which enables simultaneous jamming and communication… More

Orthogonal Frequency-Division Multiplex (OFDM) Waveform Optimized for Power Limited Line of Sight (LOS) User Environments

Award Year / Program / Phase: 2010 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: James Caffery, Sr. R&D Engineer/Program
Award Amount: $69,474.00
Abstract:
Under realistic mobile radio link conditions involving ground operation with multipath, or with an extended range, OFDM modulation efficiency quickly decreases. In this SBIR program, GIRD Systems will develop methods by which the communication range of links in OFDM-based mesh networks can be… More

Ultra Wide Bandwidth High Dynamic Range Digital ISR Receivers for the submarine force

Award Year / Program / Phase: 2010 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: James Caffery, Sr. R&D Engineer/Program
Award Amount: $79,325.00
Abstract:
In this effort GIRD Systems proposes to develop an innovative ultra wideband radar EW receiver. The receiver can operate in very dense RF environments, and has the potential of meeting the high POI, large instantaneous RF bandwidth, and high dynamic range requirements. Phase I effort will develop a… More

Jamming-resistant CRN Communication Architecture

Award Year / Program / Phase: 2011 / SBIR / Phase I
Agency: DOD
Principal Investigator: James C. Jr., Principal Member of Technical Staff – (513) 281-2900
Award Amount: $99,955.00
Abstract:
We propose the development of an architecture for cognitive radio networks (CRN) to provide robust operation in jamming environments. The cold re-start problem is addressed through an innovative signaling framework, and an adaptive transmission approach is applied for mitigating various levels of… More

UHF SATCOM Wideband Interference Mitigation

Award Year / Program / Phase: 2011 / SBIR / Phase I
Agency: DOD
Principal Investigator: Bruce Hart, Sr. Member of Technical S – (513) 281-2900
Award Amount: $69,976.00
Abstract:
Interference is one of the major impediments to Satellite Communications (SATCOM). When strong interference is inside SATCOM channels, signals may be corrupted so that mission critical communications via satellite are disrupted. In this proposal GIRD Systems proposes innovative excision algorithms… More

RF Solution to Narrow In-Band Interference in UHF SATCOM Channels

Award Year / Program / Phase: 2011 / SBIR / Phase II
Agency / Branch: DOD / NAVY
Principal Investigator: Bruce Hart, Sr. Member of Technical S – (513) 281-2900
Award Amount: $999,655.00
Abstract:
The Navy"s fleet relies heavily on UHF SATCOM for communications in Navy"s worldwide operations. Narrowband interference is a crippling factor in many UHF SATCOM channels. When even a single channel is rendered unusable by interference, many users are potentially affected, owing to the… More

Sub-Millisecond Internal LAN Time Synchronization

Award Year / Program / Phase: 2012 / SBIR / Phase I
Agency: DOD
Principal Investigator: James Caffery, Principal Member of R&D Staff – (513) 281-2900
Award Amount: $124,938.00
Abstract:
ABSTRACT: High precision and low cost test data acquisition and analysis systems are of wide interest in both military and commercial circles today. These systems depend on accurate time or clock synchronization across the entire system in order to correlate individual data samples across multiple… More

Improved High Frequency Communications

Award Year / Program / Phase: 2012 / SBIR / Phase I
Agency: DOD
Principal Investigator: James Caffery, Principal Member of R&D S – (513) 281-2900
Award Amount: $79,941.00
Abstract:
For decades, High Frequency (HF) communications have been an important, in some cases the only, way of providing long distance communication. For most of that time, both voice and data communications in the HF radio bands (2 30 MHz) have been restricted to channel bandwidths no wider than 3 kHz.… More

UHF SATCOM Interference Mitigation

Award Year / Program / Phase: 2012 / SBIR / Phase II
Agency: DOD
Principal Investigator: James Caffery, CTO – (513) 281-2900
Award Amount: $749,954.00
Abstract:
UHF SATCOM is a critical piece of the Navy"s worldwide communications operations. When in-band interference corrupts one or more channels, the ability to this system can be limited. GIRD Systems proposes the development of a digital signal processing system that removes interference between an… More

Land Mobile Satellite Communications - Improved Mathematical and Simulation Methods for Stressed Environments

Award Year / Program / Phase: 2012 / SBIR / Phase II
Agency: DOD
Principal Investigator: James Caffery, CTO – (513) 281-2900
Award Amount: $746,418.00
Abstract:
In an effort to facilitate and further expedite the integration of the JTRS MUOS waveform to a large diversity of hardware platforms, GIRD Systems seeks to define and develop a methodology, including necessary tools and artifacts, needed to assess and improve the waveform portability effort. The… More

Sub-Millisecond Internal LAN Time Synchronization

Award Year / Program / Phase: 2013 / SBIR / Phase II
Agency: DOD
Principal Investigator: James C. Jr, Chief Technical Officer – (513) 281-2900
Award Amount: $749,807.00
Abstract:
ABSTRACT: The technology developed under this SBIR program provides for accurate time synchronization across an entire network for purposes of processing data collected at multiple computers from multiple sensors in real-time. A software solution (in Windows) is desired in order to produce a… More

JTRS Compliant Waveform for LCS Unmanned Vehicle Communications

Award Year / Program / Phase: 2014 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: James Caffery, CTO – (513) 281-2900
Award Amount: $79,760.00
Abstract:
The Littoral Combat Ships (LCS), unmanned underwater vehicles (UUVs) and unmanned surface vehicles (USVs) work together to provide perimeter protection for the naval forces. Maintaining persistent connectivity with the UUVs/USVs is critical to the success of the operations. GIRD Systems proposes to… More