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Company Information:

Company Name: WW Technology Group
City: Ellicott City
State: MD
Zip+4: -
Woman-Owned: No
Minority-Owned: No
HUBZone-Owned: No
Phone: (410) 418-4353

Award Totals:

Program/Phase Award Amount ($) Number of Awards
SBIR Phase I $2,173,977.00 24
SBIR Phase II $8,401,195.00 10
STTR Phase I $100,000.00 1

Award List:

Scalable Fault Tolerant System Design Using Heterogeneous Components

Award Year / Program / Phase: 1996 / SBIR / Phase I
Agency / Branch: DOD / DARPA
Principal Investigator: Chris Walter
Award Amount: $99,000.00
Abstract:
An integrated system design approach will be pursued which considers the important aspects for scalable fault tolerant computing. An architecture approach, using selective separation of fault tolerant services from application and COTS components will provide transparency and interoperability among… More

A Mapping/Binding Layer for AOS to POSIX

Award Year / Program / Phase: 1997 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: Dr. Chris J. Walter
Award Amount: $70,000.00
Abstract:
The overall goal of Phase I is to ascertain the extent to which the Avionics Operating System (AOS) for the F-22 Common Integrated Processor (CIP) can offer a POSIX conforming Application Program Interface (API) for its services. The analysis will determine: (a) areas of overlap and (b) areas… More

N/A

Award Year / Program / Phase: 1999 / SBIR / Phase II
Agency / Branch: DOD / DARPA
Principal Investigator: Chris Walter
Award Amount: $750,000.00

Enabling Cluster Based Architecture for Virtual Platforms and Sensor Webs

Award Year / Program / Phase: 2002 / SBIR / Phase I
Agency: NASA
Principal Investigator: Chris Walter, Principal Investigator
Award Amount: $69,995.00
Abstract:
Distributed spacecraft systems with enhanced formation flying (EFF) technology for onboard constellation and formation control will enable large numbers of spacecraft to be managed with a minimum of ground support. EFF facilitates a ?virtual platform? concept which lowers total mission risk,… More

A Hardware-Software Codesign Framework for Scalable Reconfigurable Computing

Award Year / Program / Phase: 2002 / SBIR / Phase I
Agency / Branch: DOD / USAF
Principal Investigator: Chris Walter, Principal Investigator
Award Amount: $99,983.00
Abstract:
"The project goal is to construct and demonstrate an approach for building reconfigurable computing systems using reprogrammable logic arrays, FPGAs, under coordination of one or more processors leading to standardization of a process for reconfigurablecomputing applications using heterogeneous… More

Enabling Cluster Based Architecture for Virtual Platforms and Sensor Webs

Award Year / Program / Phase: 2002 / SBIR / Phase II
Agency: NASA
Principal Investigator: Chris Walter, Principal Investigator
Award Amount: $600,000.00
Abstract:
Distributed spacecraft systems with enhanced formation flying (EFF) technology for onboard constellation and formation control will enable large numbers of spacecraft to be managed with a minimum of ground support. EFF facilitates a ?virtual platform? concept which lowers total mission risk,… More

Middleware for Portable Avionics Software

Award Year / Program / Phase: 2002 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: Chris J. Walter, Principal MTS
Award Amount: $0.00
Abstract:
"The project goal for Phase 2 is to define an approach for a portable avionics software platform that facilitates re-use of avionics applications from platform to platform, meets stringent real-time performance requirements and incorporates standardizedinterfaces and services. The standardized… More

Middleware for Portable Avionics Software

Award Year / Program / Phase: 2002 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: Chris J. Walter, Prinicipal
Award Amount: $100,000.00
Abstract:
"The project goal for Phase 1 is to define an approach for a portable avionics software platform that facilitates re-use of avionics applications from platform to platform, meets stringent real-time performance requirements and incorporates standardizedinterfaces and services. The standardized… More

Middleware for Portable Avionics Software

Award Year / Program / Phase: 2002 / SBIR / Phase II
Agency / Branch: DOD / NAVY
Principal Investigator: Chris J. Walter, Principal MTS
Award Amount: $750,000.00
Abstract:
"The project goal for Phase 2 is to define an approach for a portable avionics software platform that facilitates re-use of avionics applications from platform to platform, meets stringent real-time performance requirements and incorporates standardizedinterfaces and services. The standardized… More

Affordable Run-Time Verification & Validation of Fly Critical Software

Award Year / Program / Phase: 2004 / SBIR / Phase I
Agency / Branch: DOD / USAF
Principal Investigator: Chris J. Walter, President
Award Amount: $100,000.00
Abstract:
The verification and validation (V&V) in distributed systems is a difficult task that is requires significant cost and effort. Our approach uses formalized attributes that are available as selectable and enforceable properties necessary for V&V of critical software. Using this information, two… More

Timing and Synchronization for Network Centric Systems

Award Year / Program / Phase: 2004 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: Chris J. Walter, Principle Investigator
Award Amount: $70,000.00
Abstract:
In this Phase I project, we present an approach for high performance synchronization with fault tolerant capabilities suitable for large-scale network centric system architectures. Our approach addresses the significant challenges faced by a time service in a distributed system, particularly for… More

Error Handling for Large-Scale Software Systems

Award Year / Program / Phase: 2004 / SBIR / Phase I
Agency / Branch: DOD / OSD
Principal Investigator: Chris J. Walter, Principal Investigator
Award Amount: $100,000.00
Abstract:
Our proposed Phase I effort is to characterize, in a formal framework, the enabling methods and technologies required for error handling operations. The theoretical base offered in our approach provides a rich framework and comprehensive design and analysis space encompassing the range of… More

Abstraction Layer for Advanced Reconfigurable Computing

Award Year / Program / Phase: 2004 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: Chris J. Walter, Principal Investigator
Award Amount: $80,000.00
Abstract:
We propose to develop a methodology and set of related products that allow FPGA applications to be hardware independent (allowing easy migration to new FPGAs), facilitate easy upgrade to add new firmware functionality, and reduce regression testing after system upgrades. Our approach is based on a… More

Affordable Run-Time Verification & Validation of Flight Critical Software

Award Year / Program / Phase: 2005 / SBIR / Phase II
Agency / Branch: DOD / USAF
Principal Investigator: Chris J. Walter, Principal Investigator
Award Amount: $750,000.00
Abstract:
A well structured approach based on sound theory is realized through a strategy to achieve affordable V&V of critical software. With this approach, we propose the development of tools needed to provide the context for assessing safety and dependability. Our approach uses formalized attributes with… More

Error Handling for Large-Scale Software Systems

Award Year / Program / Phase: 2005 / SBIR / Phase II
Agency / Branch: DOD / OSD
Principal Investigator: Chris J. Walter, Principal Investigator
Award Amount: $749,984.00
Abstract:
WWTG's Phase I effort developed a formal framework with the enabling methods and technologies required for error handling operations. In Phase II, the Error Detection Isolation Containment Types (EDICT) tool suite will be implemented to provide a rich framework for error handling, facilitating… More

Mobile Ad Hoc Network Fault Management

Award Year / Program / Phase: 2005 / SBIR / Phase I
Agency / Branch: DOD / ARMY
Principal Investigator: Chris J. Walter, Principal Investigator
Award Amount: $69,999.00
Abstract:
WW Technology Group, with expertise in dependable systems, routing technologies and network management will clarify approaches and methodologies to manage next generation mobile ad hoc networks. Our solution to this problem includes several perspectives: (a) Characterization of use cases. Many… More

Large System Software Visualization

Award Year / Program / Phase: 2005 / SBIR / Phase I
Agency / Branch: DOD / MDA
Principal Investigator: Chris J. Walter, Principal Investigator
Award Amount: $100,000.00
Abstract:
This project addresses the problem of lifecycle management of large scale software systems. In systems with a large code base, system and software engineers often struggle with maintaining a consistent view of the system architecture and software. WW Technology Group will develop techniques that… More

Reconfigurable Computing for Dynamically Reprogrammable Communications

Award Year / Program / Phase: 2006 / SBIR / Phase I
Agency: NASA
Principal Investigator: Chris J. Walter, Principal Investigator
Award Amount: $70,000.00
Abstract:
This project addresses the need for a framework and domain architecture suitable for reconfigurable transceivers and associated component technologies. The goal of this effort is to provide flexible, reconfigurable communications capability while minimizing on-board resources and cost. WW… More

A Software Hub for Model-Driven Development

Award Year / Program / Phase: 2006 / SBIR / Phase I
Agency / Branch: DOD / OSD
Principal Investigator: Chris J. Walter, Principal Investigator
Award Amount: $100,000.00
Abstract:
The WW Technology Group (WWTG) Software Hub provides coherent views of system organization and behavior by integrating architectural and analytical models of systems and architectures. With a foundation in the architectural representations available through the Architecture Analysis and Description… More

Techniques for High Assurance in Submarine Systems

Award Year / Program / Phase: 2006 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: Chris J. Walter, Principal Investigator
Award Amount: $70,000.00
Abstract:
The embedded control and information systems deployed in the Virginia Class submarine provide a sophisticated set of functions that must deliver safe and dependable mission critical functions. When considering the application domain, safety and system certification activities can become a… More

Multiple Independent Levels of Security/Safety Tools and Processes

Award Year / Program / Phase: 2007 / SBIR / Phase I
Agency / Branch: DOD / USAF
Principal Investigator: Chris Walter, Principal Investigator
Award Amount: $100,000.00
Abstract:
The innovations offered by the WWTG are grounded in our novel work in developing a model-based approach that integrates views and tools for certifying MILS-based systems. Specific advancements are realized through representations of diverse, yet coordinated, behaviors affecting MILS policies and… More

Error-handling paths and policies analysis

Award Year / Program / Phase: 2007 / STTR / Phase I
Agency / Branch: DOD / OSD
Research Institution: UNIV. OF ILLINOIS
Principal Investigator: Chris J. Walter, Principal Investigator
Award Amount: $100,000.00
RI Contact: William H. Sanders
Abstract:
Software-based systems, both distributed and embedded, have reached the point where overall complexities radically increase the chance of errors and jeopardize run-time goals of availability and dependability. As the number of operations escalates along with processor speed and the distribution of… More

Security Policy Reconciliation

Award Year / Program / Phase: 2008 / SBIR / Phase I
Agency / Branch: DOD / MDA
Principal Investigator: Chris J. Walter, President
Award Amount: $100,000.00
Abstract:
In Phase I WWTG will develop enabling tools and processes for performing security policy reconciliation and composition. The combination of a proven, multi-formalism modeling tool offers a unique opportunity to improve upon the state of the art of security policy analysis and composition of large… More

Multiple Independent Levels of Security/Safety Tools and Processes

Award Year / Program / Phase: 2008 / SBIR / Phase II
Agency: DOD
Principal Investigator: Chris J. Walter, Principal Investigator – (410) 418-4353
Award Amount: $1,991,221.00
Abstract:
Certification of systems with Information Assurance requirements is challenging and expensive due to the lack of powerful abstractions that permit separation of concerns. Current methods consider systems in total at the implementation level and the resulting complexity leads to expensive an… More

Techniques for High Assurance in Submarine Systems

Award Year / Program / Phase: 2008 / SBIR / Phase II
Agency / Branch: DOD / NAVY
Principal Investigator: Chris J. Walter, Principal Investigator
Award Amount: $600,000.00
Abstract:
Modern nuclear submarines deploy many distributed computing systems that comprise a sophisticated set of functions to deliver dependable solutions for mission critical capabilities. When considering the application domain, safety, dependability and system certification activities represent what can… More

A Tool Bus Extension for Model-Driven Development

Award Year / Program / Phase: 2009 / SBIR / Phase II
Agency / Branch: DOD / ARMY
Principal Investigator: Chris J. Walter, Principal Investigator
Award Amount: $729,993.00
Abstract:
The "tool bus" approach is a concept where methods of exchange enable a set of analysis tools (i.e. solvers/analyzers) to readily communicate results and exchange model information. The approach becomes extremely powerful when common models are used so that a unified model of the system is… More

Robust Engineering via Integrated Design and Analysis

Award Year / Program / Phase: 2009 / SBIR / Phase I
Agency / Branch: DOD / USAF
Principal Investigator: Chris J. Walter, Principal Engineer
Award Amount: $100,000.00
Abstract:
The robust engineering of large-scale distributed real-time systems is no easy task. Software-based systems, both distributed and embedded, have reached the point where overall complexities radically increase the chance of defects and jeopardize run-time goals of dependability and performance.… More

In-Flight Diagnosis and Anomaly Detection

Award Year / Program / Phase: 2010 / SBIR / Phase I
Agency: NASA
Principal Investigator: Chris Walter, Principal Investigator
Award Amount: $100,000.00
Abstract:
In flight diagnosis and anomaly detection is a difficult challenge that requires sufficient observation and real-time processing of health information. Our approach uses formalized attributes that are available as selectable and enforceable properties necessary for diagnosis based on principles of… More

Verification and Validation of Flight Critical Systems

Award Year / Program / Phase: 2010 / SBIR / Phase I
Agency: NASA
Principal Investigator: Chris Walter, Principal Investigator
Award Amount: $100,000.00
Abstract:
Verification and Validation is a multi-disciplinary activity that encompasses elements of systems engineering, safety, software engineering and test. The elements that go into the V&V of a complex, software intensive product come out of activities that are performed by all of these disciplines… More

Technologies for Cost-Effective Mixed-Criticality Flight Control Systems

Award Year / Program / Phase: 2010 / SBIR / Phase I
Agency / Branch: DOD / USAF
Principal Investigator: Chris Walter, Principal Investigator
Award Amount: $100,000.00
Abstract:
Future DoD systems, such as UAVs, will rely on greater functional integration and autonomy that create interactions among applications and resources that have mixed criticalities. WWTG's innovations in this project will benefit the Air Force (and other DoD branches) by providing: 1) A… More

Robust Engineering via Integrated Design and Analysis

Award Year / Program / Phase: 2010 / SBIR / Phase II
Agency: DOD
Principal Investigator: Chris Walter, Principal Investigator – (410) 418-4353
Award Amount: $749,999.00
Abstract:
The robust engineering of large-scale distributed real-time systems is no easy task. Software-based systems, both distributed and embedded, have reached the point where overall complexities radically increase the chance of defects and jeopardize run-time goals of dependability and performance. … More

Trusted Architecture for Airborne Networks

Award Year / Program / Phase: 2011 / SBIR / Phase I
Agency: DOD
Principal Investigator: Chris Walter, Principal Investigator – (410) 418-4353
Award Amount: $100,000.00
Abstract:
Next generation systems are increasingly network centric and reliant on collaborative data exchanges to perform critical functions. In order for these networked systems to meet their mission objectives and provide decision makers with timely and accurate information the assurance levels and… More

Cost-Effective Mixed-Criticality Systems

Award Year / Program / Phase: 2012 / SBIR / Phase II
Agency / Branch: DOD / ARMY
Principal Investigator: Chris Walter, Principal Investigator – (410) 418-4353
Award Amount: $729,998.00
Abstract:
Future Army and DoD systems will rely on greater functional integration and autonomy that create interactions among applications and resources that have mixed criticalities. WWTGs innovations in this project will benefit the Army (and other DoD branches) by providing: 1) A tool-assisted design… More

Fault Tree Generation and Augmentation

Award Year / Program / Phase: 2013 / SBIR / Phase I
Agency: NASA
Principal Investigator: Ann T. Tai, Principal Investigator/MTS
Award Amount: $125,000.00
Abstract:
Fault Management (FM) is one of the key components of system autonomy. In order to guarantee FM effectiveness and control the cost, tools are required to automate fault-tree generation and updates based on design models specified in standardized design languages such as AADL. Accordingly, we… More

Functional Allocation Trades Between Hardware and Software

Award Year / Program / Phase: 2013 / SBIR / Phase I
Agency: DOD
Principal Investigator: Chris J. Walter, Principle Investigator – (410) 418-4353
Award Amount: $150,000.00
Abstract:
Design, analysis, and assessment of multiple alternatives is important to ensuring the development and fielding of DoD systems that face increasingly dynamic and rapid changes in missions. New methods and tools are needed that compensate and recover from disruptions, adapt to dynamic environments,… More