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Stanford Technology Ventures Program
(28 results)-
Whitepapers
Design and Implementation of Real-Time Software Radio for Anti-Interference GPS/WAAS Sensors
October 1, 2012, 12:00am PDT
Adaptive antenna array processing is widely known to provide significant anti-interference capabilities within a Global Navigation Satellite Systems (GNSS) receiver. A main challenge in the quest...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Dynamic Cooperation Link Selection for Network MIMO Systems With Limited Backhaul Capacity
May 24, 2012, 12:00am PDT
Base-Station (BS) cooperation in wireless cellular networks offers a promising approach for interference mitigation. However, the implementation of practical network Multi-Input Multi-Output...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Blind Null-Space Learning for Spatial Coexistence in MIMO Cognitive Radios
May 24, 2012, 12:00am PDT
This paper proposes a blind technique for MIMO cognitive radio Secondary Users (SU) to transmit in the same band simultaneously with a Primary User (PU) under a maximum interference constraint. In...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Power Budgeted Packet Scheduling for Wireless Multimedia
May 24, 2012, 12:00am PDT
In this paper, the authors profile a particular tradeoff between power budget and video quality that emerges in the transmission of multimedia packets over a wireless channel. These packets are...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Optimizing Cellular Network Architectures to Minimize Energy Consumption
May 24, 2012, 12:00am PDT
The energy consumption of different cellular network architectures are analyzed. In particular, a comparison of the transmit energy consumption between a single large cell with multiple co-located...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Exploiting Spatial Degrees of Freedom in MIMO Cognitive Radio Systems
May 24, 2012, 12:00am PDT
The authors propose a learning technique for MIMO secondary users (SU) to spatially coexist with Primary Users (PU). By learning the null space of the interference channel to the PU, the SU can...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Nonlinear Cooperative Dynamics in Distributed Power Control for Wireless Networks
May 24, 2012, 12:00am PDT
Power-Controlled Multiple Access (PCMA) is a class of distributed algorithms for Transmitter Power Control (TPC) in wireless networks. In this paper, the authors develop and evaluate a continuous...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Maximizing MLC NAND Lifetime and Reliability in the Presence of Write Noise
May 24, 2012, 12:00am PDT
The aggressive scaling of the NAND flash technology has led to write noise becoming the dominant source of disturbance in the currently shipping sub-30 nm MLC NAND memories. Write noise can be...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Outage Probability of Amplify-and-Forward Cooperation With Full Duplex Relay
March 12, 2012, 12:00am PDT
The authors study the outage performance of an Amplify-and-Forward (AF) cooperation with Full Duplex Relaying (FDR). When there exists a non-negligible direct link or Residual Self Interference...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Temporal Classification of Events in Cricket Videos
December 10, 2010, 12:00am PST
Video search today uses the metadata surrounding the video, ignoring its semantic content. Over the years, a lot of research has gone into indexing and browsing of sports video content. In this...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Convex Optimization for Precoder Design in MIMO Interference Networks
October 7, 2012, 12:00am PDT
Optimal pre-coder design for weighted sum-rate maximization in multiple-input multiple-output interference networks is studied. For this well known non-convex optimization problem, convex...
Provided by Stanford Technology Ventures Program
-
Whitepapers
The Economics of Long-Term Digital Storage
August 22, 2012, 12:00am PDT
Paper as the medium for the world's memory has one great advantage; it survives benign neglect well. Bits, on the other hand, need continual care, and thus a continual flow of money. A Blue Ribbon...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Dune: Safe User-level Access to Privileged CPU Features
September 21, 2012, 12:00am PDT
Dune is a system that provides applications with direct but safe access to hardware features such as ring protection, page tables, and tagged TLBs, while preserving the existing OS interfaces for...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Quantum-Secure Message Authentication Codes
October 25, 2012, 12:00am PDT
The authors construct the first Message Authentication Codes (MACs) that are existentially unforgeable against a quantum chosen message attack. These chosen message attacks model a quantum...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Privacy Auctions for Recommender Systems
September 27, 2012, 12:00am PDT
The authors study a market for private data in which a data analyst publicly releases a statistic over a database of private information. Individuals that own the data incur a cost for their loss...
Provided by Stanford Technology Ventures Program
-
Whitepapers
When Homomorphism Becomes a Liability
August 31, 2012, 12:00am PDT
The authors show that an encryption scheme cannot have a simple decryption function and be homomorphic at the same time, even with added noise. Specifically, if a scheme can homomorphically...
Provided by Stanford Technology Ventures Program
-
Whitepapers
How to Construct Quantum Random Functions
October 26, 2012, 12:00am PDT
In the presence of a quantum adversary, there are two possible definitions of security for a pseudorandom function; standard-security, which allows the adversary to be quantum, but requires...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Beyond Full Duplex Wireless
November 26, 2012, 12:00am PST
Recent work has shown the possibility of implementing full-duplex wireless radios using commodity hardware. The authors discuss the possibility of extending full-duplex designs to support Multiple...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Jacktrip/soundwire Meets Server Farm
July 25, 2009, 12:00am PDT
Even though bidirectional, high-quality and low-latency audio systems for network performance are available, the complexity involved in setting up remote sessions needs better tools and methods to...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Jacktrip: Under the Hood of an Engine for Network Audio
May 6, 2009, 12:00am PDT
The design of a platform for bi-directional musical performance using modern WAN networks poses several challenges that are different from related applications, e.g., synchronous LAN studio...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Playout-Buffer Aware Hand-Off Control for Wireless Video Streaming
November 21, 2012, 12:00am PST
Wireless hand-off control typically considers only connectivity strength from the mobile terminal to alternative access points. In wireless video streaming, however, where video freezing must be...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Reduced Dimension Policy Iteration for Wireless Network Control Via Multiscale Analysis
November 21, 2012, 12:00am PST
A novel framework for the analysis and optimization of wireless networks operations is proposed. The temporal evolution of the state of the network is modeled as the trajectory of the state of a...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Guaranteed-Delivery Geographic Routing Under Uncertain Node Locations
January 1, 2013, 12:00am PST
Geographic routing protocols like GOAFR or GPSR rely on exact location information at the nodes, because when the greedy routing phase gets stuck at a local minimum, they require, as a fallback, a...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Video Streaming Over Wireless Networks
January 1, 2013, 12:00am PST
Video streaming over wireless networks is compelling for many applications, ranging from home entertainment to surveillance to search-and-rescue operations. Interesting technical challenges arise...
Provided by Stanford Technology Ventures Program
-
Whitepapers
A Low-Complexity Planar Antenna Array for Wireless Communication Applications: Performance Analysis and Beamforming
October 27, 2009, 12:00am PDT
Source localization and beamforming are very important in a variety of wireless communication applications such as mobile Wireless Sensor Networks, Intelligent Transportation Systems (ITS),...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Energy Efficiency in TDMA-Based Next-Generation Passive Optical Access Networks
April 18, 2013, 12:00am PDT
Next-generation Passive Optical Network (PON) has been considered in the past few years as a cost-effective broadband access technology. With the ever-increasing power saving concern, energy...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Beyond Convex Relaxation: A Polynomial - Time Non - Convex Optimization Approach to Network Localization
February 26, 2013, 12:00am PST
The successful deployment and operation of location-aware networks, which have recently found many applications, depends crucially on the accurate localization of the nodes. Currently, a powerful...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Universal Rigidity: Towards Accurate and Efficient Localization of Wireless Networks
December 13, 2009, 12:00am PST
A fundamental problem in wireless ad-hoc and sensor networks is that of determining the positions of nodes. Often, such a problem is complicated by the presence of nodes whose positions cannot be...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Universal Rigidity: Towards Accurate and Efficient Localization of Wireless Networks
December 13, 2009, 12:00am PST
A fundamental problem in wireless ad-hoc and sensor networks is that of determining the positions of nodes. Often, such a problem is complicated by the presence of nodes whose positions cannot be...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Beyond Convex Relaxation: A Polynomial - Time Non - Convex Optimization Approach to Network Localization
February 26, 2013, 12:00am PST
The successful deployment and operation of location-aware networks, which have recently found many applications, depends crucially on the accurate localization of the nodes. Currently, a powerful...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Energy Efficiency in TDMA-Based Next-Generation Passive Optical Access Networks
April 18, 2013, 12:00am PDT
Next-generation Passive Optical Network (PON) has been considered in the past few years as a cost-effective broadband access technology. With the ever-increasing power saving concern, energy...
Provided by Stanford Technology Ventures Program
-
Whitepapers
A Low-Complexity Planar Antenna Array for Wireless Communication Applications: Performance Analysis and Beamforming
October 27, 2009, 12:00am PDT
Source localization and beamforming are very important in a variety of wireless communication applications such as mobile Wireless Sensor Networks, Intelligent Transportation Systems (ITS),...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Video Streaming Over Wireless Networks
January 1, 2013, 12:00am PST
Video streaming over wireless networks is compelling for many applications, ranging from home entertainment to surveillance to search-and-rescue operations. Interesting technical challenges arise...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Guaranteed-Delivery Geographic Routing Under Uncertain Node Locations
January 1, 2013, 12:00am PST
Geographic routing protocols like GOAFR or GPSR rely on exact location information at the nodes, because when the greedy routing phase gets stuck at a local minimum, they require, as a fallback, a...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Reduced Dimension Policy Iteration for Wireless Network Control Via Multiscale Analysis
November 21, 2012, 12:00am PST
A novel framework for the analysis and optimization of wireless networks operations is proposed. The temporal evolution of the state of the network is modeled as the trajectory of the state of a...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Playout-Buffer Aware Hand-Off Control for Wireless Video Streaming
November 21, 2012, 12:00am PST
Wireless hand-off control typically considers only connectivity strength from the mobile terminal to alternative access points. In wireless video streaming, however, where video freezing must be...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Jacktrip: Under the Hood of an Engine for Network Audio
May 6, 2009, 12:00am PDT
The design of a platform for bi-directional musical performance using modern WAN networks poses several challenges that are different from related applications, e.g., synchronous LAN studio...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Jacktrip/soundwire Meets Server Farm
July 25, 2009, 12:00am PDT
Even though bidirectional, high-quality and low-latency audio systems for network performance are available, the complexity involved in setting up remote sessions needs better tools and methods to...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Beyond Full Duplex Wireless
November 26, 2012, 12:00am PST
Recent work has shown the possibility of implementing full-duplex wireless radios using commodity hardware. The authors discuss the possibility of extending full-duplex designs to support Multiple...
Provided by Stanford Technology Ventures Program
-
Whitepapers
How to Construct Quantum Random Functions
October 26, 2012, 12:00am PDT
In the presence of a quantum adversary, there are two possible definitions of security for a pseudorandom function; standard-security, which allows the adversary to be quantum, but requires...
Provided by Stanford Technology Ventures Program
-
Whitepapers
When Homomorphism Becomes a Liability
August 31, 2012, 12:00am PDT
The authors show that an encryption scheme cannot have a simple decryption function and be homomorphic at the same time, even with added noise. Specifically, if a scheme can homomorphically...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Privacy Auctions for Recommender Systems
September 27, 2012, 12:00am PDT
The authors study a market for private data in which a data analyst publicly releases a statistic over a database of private information. Individuals that own the data incur a cost for their loss...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Quantum-Secure Message Authentication Codes
October 25, 2012, 12:00am PDT
The authors construct the first Message Authentication Codes (MACs) that are existentially unforgeable against a quantum chosen message attack. These chosen message attacks model a quantum...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Dune: Safe User-level Access to Privileged CPU Features
September 21, 2012, 12:00am PDT
Dune is a system that provides applications with direct but safe access to hardware features such as ring protection, page tables, and tagged TLBs, while preserving the existing OS interfaces for...
Provided by Stanford Technology Ventures Program
-
Whitepapers
The Economics of Long-Term Digital Storage
August 22, 2012, 12:00am PDT
Paper as the medium for the world's memory has one great advantage; it survives benign neglect well. Bits, on the other hand, need continual care, and thus a continual flow of money. A Blue Ribbon...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Convex Optimization for Precoder Design in MIMO Interference Networks
October 7, 2012, 12:00am PDT
Optimal pre-coder design for weighted sum-rate maximization in multiple-input multiple-output interference networks is studied. For this well known non-convex optimization problem, convex...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Temporal Classification of Events in Cricket Videos
December 10, 2010, 12:00am PST
Video search today uses the metadata surrounding the video, ignoring its semantic content. Over the years, a lot of research has gone into indexing and browsing of sports video content. In this...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Outage Probability of Amplify-and-Forward Cooperation With Full Duplex Relay
March 12, 2012, 12:00am PDT
The authors study the outage performance of an Amplify-and-Forward (AF) cooperation with Full Duplex Relaying (FDR). When there exists a non-negligible direct link or Residual Self Interference...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Maximizing MLC NAND Lifetime and Reliability in the Presence of Write Noise
May 24, 2012, 12:00am PDT
The aggressive scaling of the NAND flash technology has led to write noise becoming the dominant source of disturbance in the currently shipping sub-30 nm MLC NAND memories. Write noise can be...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Nonlinear Cooperative Dynamics in Distributed Power Control for Wireless Networks
May 24, 2012, 12:00am PDT
Power-Controlled Multiple Access (PCMA) is a class of distributed algorithms for Transmitter Power Control (TPC) in wireless networks. In this paper, the authors develop and evaluate a continuous...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Exploiting Spatial Degrees of Freedom in MIMO Cognitive Radio Systems
May 24, 2012, 12:00am PDT
The authors propose a learning technique for MIMO secondary users (SU) to spatially coexist with Primary Users (PU). By learning the null space of the interference channel to the PU, the SU can...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Optimizing Cellular Network Architectures to Minimize Energy Consumption
May 24, 2012, 12:00am PDT
The energy consumption of different cellular network architectures are analyzed. In particular, a comparison of the transmit energy consumption between a single large cell with multiple co-located...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Power Budgeted Packet Scheduling for Wireless Multimedia
May 24, 2012, 12:00am PDT
In this paper, the authors profile a particular tradeoff between power budget and video quality that emerges in the transmission of multimedia packets over a wireless channel. These packets are...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Blind Null-Space Learning for Spatial Coexistence in MIMO Cognitive Radios
May 24, 2012, 12:00am PDT
This paper proposes a blind technique for MIMO cognitive radio Secondary Users (SU) to transmit in the same band simultaneously with a Primary User (PU) under a maximum interference constraint. In...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Dynamic Cooperation Link Selection for Network MIMO Systems With Limited Backhaul Capacity
May 24, 2012, 12:00am PDT
Base-Station (BS) cooperation in wireless cellular networks offers a promising approach for interference mitigation. However, the implementation of practical network Multi-Input Multi-Output...
Provided by Stanford Technology Ventures Program
-
Whitepapers
Design and Implementation of Real-Time Software Radio for Anti-Interference GPS/WAAS Sensors
October 1, 2012, 12:00am PDT
Adaptive antenna array processing is widely known to provide significant anti-interference capabilities within a Global Navigation Satellite Systems (GNSS) receiver. A main challenge in the quest...
Provided by Stanford Technology Ventures Program
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