Steve Barker

According to our database, Steve Barker authored at least 68 papers between 1999 and 2020.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2020

A High-Sensitivity and Low-Power Circuit for the Measurement of Abnormal Blood Cell Levels.

Rajasekhar Nagulapalli, Khaled Hayatleh, Steve Barker, Amr A. Tammam, F. John Lidgey, Nabil Yassine

J. Circuits Syst. Comput., 2020

A Positive Feedback-Based Op-Amp Gain Enhancement Technique for High-Precision Applications.

Rajasekhar Nagulapalli, Khaled Hayatleh, Steve Barker

J. Circuits Syst. Comput., 2020

A VGA Linearity Improvement Technique for ECG Analog Front-End in 65nm CMOS.

Rajasekhar Nagulapalli, Khaled Hayatleh, Steve Barker

J. Circuits Syst. Comput., 2020

A two-stage opamp frequency Compensation technique by splitting the 2^nd stage.

Rajasekhar Nagulapalli, Khaled Hayatleh, Steve Barker, B. Naresh Kumar Reddy

Proceedings of the 11th International Conference on Computing, 2020

A Single BJT 10.2 ppm/°C Bandgap Reference in 45nm CMOS Technology.

Rajasekhar Nagulapalli, Khaled Hayatleh, Steve Barker, B. Naresh Kumar Reddy

Proceedings of the 11th International Conference on Computing, 2020

2019

A Start-up Assisted Fully Differential Folded Cascode Opamp.

Rajasekhar Nagulapalli, Khaled Hayatleh, Steve Barker, Bilal Yassine, Saddam Zourob, Sumathi Raparthy, Nabil Yassine

J. Circuits Syst. Comput., 2019

A Low Noise Amplifier Suitable for Biomedical Recording Analog Front-End in 65nm CMOS Technology.

Rajasekhar Nagulapalli, Khaled Hayatleh, Steve Barker, Amr A. Tammam, Nabil Yassine, Bilal Yassine, Mohamed Ben-Esmael

J. Circuits Syst. Comput., 2019

A 0.55 V Bandgap Reference with a 59 ppm/°C Temperature Coefficient.

Rajasekhar Nagulapalli, Khaled Hayatleh, Steve Barker, Amr A. Tammam, Pantelis Georgiou, F. J. Lidgey

J. Circuits Syst. Comput., 2019

A High Value, Linear and Tunable CMOS Pseudo-Resistor for Biomedical Applications.

Rajasekhar Nagulapalli, Khaled Hayatleh, Steve Barker, Pantelis Georgiou, F. J. Lidgey

J. Circuits Syst. Comput., 2019

A High-Performance Skin Impedance Measurement Circuit for Biomedical Applications.

Khaled Hayatleh, Saddam Zourob, Rajasekhar Nagulapalli, Steve Barker, Nabil Yassine, Pantelis Georgiou, F. J. Lidgey

J. Circuits Syst. Comput., 2019

A High Frequency CMRR improvement technique for Differential Amplifiers in 45nm CMOS.

Rajasekhar Nagulapalli, Khaled Hayatleh, Steve Barker, B. Naresh Kumar Reddy, B. Seetharamulu

Proceedings of the 10th International Conference on Computing, 2019

A Low Power Miller Compensation Technique for Two Stage Op-amp in 65nm CMOS Technology.

Rajasekhar Nagulapalli, Khaled Hayatleh, Steve Barker, B. Naresh Kumar Reddy, B. Seetharamulu

Proceedings of the 10th International Conference on Computing, 2019

2018

A 0.6 V MOS-Only Voltage Reference for Biomedical Applications with 40 ppm/∘C Temperature Drift.

Rajasekhar Nagulapalli, Khaled Hayatleh, Steve Barker, Sumathi Raparthy, Nabil Yassine, John Lidgey

J. Circuits Syst. Comput., 2018

A 31 ppm/° C Pure CMOS Bandgap Reference by Exploiting Beta-Multiplier.

Rajasekhar Nagulapalli, Khaled Hayatleh, Steve Barker, Saddam Zourob, Nabil Yassine, B. Naresh Kumar Reddy

Proceedings of the VLSI Design and Test - 22nd International Symposium, 2018

High Performance Circuit Techniques for Nueral Front-End Design in 65nm CMOS.

Rajasekhar Nagulapalli, Khaled Hayatleh, Steve Barker, Saddam Zourob, Nabil Yassine, B. Naresh Kumar Reddy

Proceedings of the 9th International Conference on Computing, 2018

A Technique to Reduce the Capacitor Size in Two Stage Miller Compensated Opamp.

Rajasekhar Nagulapalli, Khaled Hayatleh, Steve Barker, Saddam Zourob, Nabil Yassine, B. Naresh Kumar Reddy

Proceedings of the 9th International Conference on Computing, 2018

2017

Natural head movement for HRI with a muscular-skeletal head and neck robot.

Steve Barker, Hooshang Izadi, Nigel T. Crook, Khaled Hayatleh, Matthias Rolf, Philip Hughes, Neil Fellows

Proceedings of the 26th IEEE International Symposium on Robot and Human Interactive Communication, 2017

2015

Design of a biologically inspired humanoid neck.

Steve Barker, Luis A. Fuente, Khaled Hayatleh, Neil Fellows, Jochen J. Steil, Nigel T. Crook

Proceedings of the 2015 IEEE International Conference on Robotics and Biomimetics, 2015

2014

Reasoning about delegation and revocation schemes in answer set programming.

Steve Barker, Guido Boella, Dov M. Gabbay, Valerio Genovese

J. Log. Comput., 2014

Analysis and Design of a High Precision-High output impedance Tissue Current Driver for Medical Applications.

Nikolaos Terzopoulos, Khaled Hayatleh, Cristiana Sebu, F. J. Lidgey, Mohamed Ben-Esmael, Amr A. Tammam, Steve Barker

J. Circuits Syst. Comput., 2014

2012

Access Control with Privacy Enhancements a Unified Approach.

Steve Barker, Valerio Genovese

IEEE Trans. Dependable Secur. Comput., 2012

The Scientific Contribution of Marek Sergot.

Steve Barker, Andrew J. I. Jones, Antonis C. Kakas, Robert A. Kowalski, Alessio Lomuscio, Rob Miller, Stephen H. Muggleton, Giovanni Sartor

Proceedings of the Logic Programs, Norms and Action, 2012

Logical Approaches to Authorization Policies.

Steve Barker

Proceedings of the Logic Programs, Norms and Action, 2012

2011

GPF: A General Policy Framework.

Steve Barker, Gillian Lowen

Proceedings of the POLICY 2011, 2011

Secommunity: A Framework for Distributed Access Control.

Steve Barker, Valerio Genovese

Proceedings of the Logic Programming and Nonmonotonic Reasoning, 2011

Socially Constructed Trust for Distributed Authorization.

Steve Barker, Valerio Genovese

Proceedings of the Computer Security - ESORICS 2011, 2011

Dynamics in Delegation and Revocation Schemes: A Logical Approach.

Guillaume Aucher, Steve Barker, Guido Boella, Valerio Genovese, Leendert W. N. van der Torre

Proceedings of the Data and Applications Security and Privacy XXV, 2011

2010

Personalizing access control by generalizing access control.

Steve Barker

Proceedings of the 15th ACM Symposium on Access Control Models and Technologies, 2010

A Logic of Privacy.

Steve Barker, Valerio Genovese

Proceedings of the Data and Applications Security and Privacy XXIV, 2010

2009

A Meta-model of Access Control in a Fibred Security Language.

Steve Barker, Guido Boella, Dov M. Gabbay, Valerio Genovese

Stud Logica, 2009

The next 700 access control models or a unifying meta-model?

Steve Barker

Proceedings of the 14th ACM Symposium on Access Control Models and Technologies, 2009

2008

Status-Based Access Control.

Steve Barker, Marek J. Sergot, Duminda Wijesekera

ACM Trans. Inf. Syst. Secur., 2008

Efficient and flexible access control via Jones-optimal logic program specialisation.

Steve Barker, Michael Leuschel, Mauricio Varea

High. Order Symb. Comput., 2008

Event-oriented Web-based E-trading.

Steve Barker, Gill Lowen

Proceedings of the 4th International Workshop on Automated Specification and Verification of Web Systems, 2008

Action Control by Term Rewriting.

Steve Barker, Clara Bertolissi, Maribel Fernández

Proceedings of the Third International Workshop on Security and Rewriting Techniques, 2008

Access control by action control.

Steve Barker

Proceedings of the 13th ACM Symposium on Access Control Models and Technologies, 2008

Panel Session: What Are the Key Challenges in Distributed Security?.

Steve Barker, David W. Chadwick, Jason Crampton, Emil Lupu, Bhavani Thuraisingham

Proceedings of the Data and Applications Security XXII, 2008

Dynamic Meta-level Access Control in SQL.

Steve Barker

Proceedings of the Data and Applications Security XXII, 2008

2007

Action-status access control.

Steve Barker

Proceedings of the 12th ACM Symposium on Access Control Models and Technologies, 2007

Secure knowledge exchange by policy algebra and erml.

Steve Barker, Paul Douglas

Proceedings of the ICEIS 2007, 2007

Dynamic Event-Based Access Control as Term Rewriting.

Clara Bertolissi, Maribel Fernández, Steve Barker

Proceedings of the Data and Applications Security XXI, 2007

2006

Term Rewriting for Access Control.

Steve Barker, Maribel Fernández

Proceedings of the Data and Applications Security XX, 2006

2005

An E-learning tool for Database Administration.

Paul Douglas, Steve Barker

Proceedings of the International Symposium on Information Technology: Coding and Computing (ITCC 2005), 2005

An Intelligent Tutoring System for Program Semantics.

Steve Barker, Paul Douglas

Proceedings of the International Symposium on Information Technology: Coding and Computing (ITCC 2005), 2005

2004

Efficient and flexible access control via logic program specialisation.

Steve Barker, Michael Leuschel, Mauricio Varea

Proceedings of the 2004 ACM SIGPLAN Workshop on Partial Evaluation and Semantics-based Program Manipulation, 2004

Dependency Theory E-Learning Tool.

Paul Douglas, Steve Barker

Proceedings of the International Conference on Information Technology: Coding and Computing (ITCC'04), 2004

Protecting Federated Databases Using A Practical Implementation of a Formal RBAC Policy.

Steve Barker, Paul Douglas

Proceedings of the International Conference on Information Technology: Coding and Computing (ITCC'04), 2004

Access Policy Specification for Web Applications.

Steve Barker

Proceedings of the International Conference on Information Technology: Coding and Computing (ITCC'04), 2004

Labeled Logic Programs.

Steve Barker

Proceedings of the Logic Programming, 20th International Conference, 2004

An Intelligent Tutoring System for Database Transaction Processing.

Steve Barker, Paul Douglas

Proceedings of the ICEIS 2004, 2004

Web Resource Usage Control in RSCLP.

Steve Barker

Proceedings of the Research Directions in Data and Applications Security XVIII, 2004

2003

Flexible access control policy specification with constraint logic programming.

Steve Barker, Peter J. Stuckey

ACM Trans. Inf. Syst. Secur., 2003

Distributed Access Control: A Logic-Based Approach.

Steve Barker

Proceedings of the Computer Network Security, 2003

An E-Learning Tool for Understanding Schedule Properties.

Steve Barker, Paul Douglas

Proceedings of the 2003 International Symposium on Information Technology (ITCC 2003), 2003

Extended Protected Databases: A Practical Implementation.

Steve Barker, Paul Douglas

Proceedings of the ICEIS 2003, 2003

RBAC Policy Implementation for SQL Databases.

Steve Barker, Paul Douglas

Proceedings of the Data and Applications Security XVII: Status and Prospects, 2003

2002

Protecting deductive databases from unauthorized retrieval and update requests.

Steve Barker

Data Knowl. Eng., 2002

Access Control for Deductive Databases by Logic Programming.

Steve Barker

Proceedings of the Logic Programming, 18th International Conference, 2002

Implementing RBAC Policies.

Steve Barker, Paul Douglas, Terry Fanning

Proceedings of the Research Directions in Data and Applications Security, 2002

Deductive Database Security.

Steve Barker

Proceedings of the Research Directions in Data and Applications Security, 2002

2001

Secure Deductive Databases.

Steve Barker

Proceedings of the Practical Aspects of Declarative Languages, 2001

TRBAC: A Temporal Authorization Model.

Steve Barker

Proceedings of the Information Assurance in Computer Networks: Methods, 2001

Flexible Security Policies in SQL.

Steve Barker, Arnon Rosenthal

Proceedings of the Database and Application Security XV, 2001

2000

Information Security: A Logic Based Approach.

Steve Barker

Proceedings of the ICEIS 2000, 2000

Protecting Deductive Databases from Unauthorized Retrievals.

Steve Barker

Proceedings of the Data and Application Security, 2000

Data Protection by Logic Programming.

Steve Barker

Proceedings of the Computational Logic, 2000

1999

An Expert System for Intelligent Database Design.

Steve Barker

Proceedings of the International Conference on Artificial Intelligence, 1999

Temporal Authorization in the Simplified Event Calculus.

Steve Barker

Proceedings of the Research Advances in Database and Information Systems Security, 1999