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72 Results for 'Networking & telecommunications'
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Technology
Multiple Band Polarization Rotating Phased Array Element
Nader Behdad, John Booske, Hung Luyen, Zongtang Zhang | P190115US01
Technology
2-Bit Phase Quantization Waveguide
Nader Behdad, John Booske, Hung Luyen, Zongtang Zhang | P190281US01
Technology
2-Bit Phase Quantization Phased Array Element
Nader Behdad, John Booske, Hung Luyen | P200055US01
Technology
Distributed, Packet-Mediated, Packet Routing
Loris D'Antoni, Srinivasa Akella, Kausik Subramanian | P200091US01
Technology
Magneto-Inductive Transmitter With Electrically Modulated Reluctance
John Booske, Nader Behdad, Nathan Strachen | P180254US01
Technology
State Extractor For Middlebox Management System
Srinivasa Akella, Junaid Khalid, Aaron Gember-Jacobson | P160294US01
Technology
Power-Saving, Data-Transmitting System for Wireless Remote Sensing
Real-time data monitoring via wireless sensors is used in a wide range of applications, such as "smart agriculture," where sensors measure soil moisture and monitor livestock, and in health care, wher...
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Bhuvana Krishnaswamy, Yaman Sangar | P190273US01
Technology
Location-Aware Communication System for Mobile Devices
The proliferation of LEDs for ambient lighting is driving smart lighting technologies. Visible light communication (VLC) is an emerging technology that uses LEDs as transmitters and light sensors (e.g...
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Xinyu Zhang, Suman Banerjee, Jialiang Zhang, Chi Zhang | P160080US01
Technology
Prioritized Data Mapping to Recover High Usefulness Data for Improved Wireless Communications
Sophisticated wireless transceivers transmit digital data encoded into a physical signal such as a radio wave. The encoding process changes multiple bits making up a data unit into symbols that descri...
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Suman Banerjee, Sayandeep Sen | P100120US02
Technology
Improved Delivery of Rich Media Content over Wireless Networks
Rich, high quality media content is becoming increasingly available through the Internet. As a result, user expectation of accessing such content over wireless-enabled devices continues to grow. While...
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Suman Banerjee, Sayandeep Sen | P100121US02
Technology
Hybrid Analog-Digital Transceiver for Enhanced Wireless Communications
The widespread use of wireless communication applications in daily life has resulted in an increased need for power and bandwidth efficiency in emerging wireless transceivers. Two recent technological...
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Akbar Sayeed, Nader Behdad | P110040US01
Technology
Electrically-Small, Super-Resolving Antennas and Arrays
The rise of wireless technology use in daily life has increased the need for electrically-small antennas with performance levels that exceed conventional limits. An electrically-small antenna is an an...
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Nader Behdad, Mudar Al-Joumayly | P110043US01
Technology
Electrically Small, Super-Directive Antennas Inspired by Insect Anatomy
Antennas that are electrically small, those with dimensions relatively diminutive compared to the size of the wavelengths they radiate, are integral to radio engineering, from wireless garage door ope...
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Nader Behdad | P120184US01
Technology
SmartRE: A Framework for Coordinated Network-Wide Caching
The bandwidth of a computer network is a measure of the rate of data transfer. Limits on bandwidth may result from physical limitations of the media as well as processing limitations. Incr...
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Srinivasa Akella, Ashok Anand, Vyas Sekar | P09290US
Technology
Pipelined Lookup Grid Architecture (PLUG)–Fast, Cool and Flexible Network Processing
Computer networks function by connecting spatially separated computers with “links” – electrical conductors, fiber optics and radio waves. The majority of network protocols wor...
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Cristian Estan, Karthikeyan Sankaralingam | P09094US
Technology
Method for Improving Performance in a Sparse Multipath Environment Using Reconfigurable Arrays
The most salient feature of wireless communication channels is signal propagation over multiple scattering paths. Although this so-called multipath signal propagation leads to undesirable signal fadin...
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Akbar Sayeed, Vasanthan Raghavan | P06176US
Technology
Middlebox Scaling for the Cloud
As data is shuffled around in computer networks, important components called middleboxes (also called network functions or NFs) examine and modify network traffic to meet security requirements, perfor...
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Srinivasa Akella, Aaron Gember-Jacobson, Chaithan Prakash, Raajay Viswanathan | P150073US01
Technology
New Framework Helps Compose and Scale Middlebox Software Modules for Cloud Computing
Cloud computing is an emerging model for the delivery and consumption of information technology (IT) resources. Infrastructure-as-a-service cloud providers deliver virtual servers along with network c...
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Srinivasa Akella, Ashok Anand, Aaron Gember-Jacobson, Robert Grandl, Theophilus Benson | P120286US01
Technology
Phased-Array Antenna Concept Reduces Cost, Improves Power Handling
In a phased-array antenna the relative phases of the signals feeding the antennas are varied in such a way that the effective radiation pattern is reinforced in a desired direction and suppressed in u...
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Nader Behdad, John Booske | P150090US01
Technology
More for Less: Higher Throughput, Lower Energy Communications Made Possible In Mobile Devices
In radiofrequency (RF) communications systems such as wireless local area networks (LANs) and 3G and 4G mobile networks, multiple input, multiple output (MIMO) technology has been crucial for achievin...
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Xinyu Zhang, Teng Wei, Sanjib Sur | P160037US01
Technology
Improved Mobile User Localization
The rapid proliferation of wireless devices has caused a surge in data rates. Higher frequencies including millimeter wave frequencies (30-300 GHz) are being explored to address the spectrum crunch.
...
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Akbar Sayeed | P140393US01
Technology
Improved High-Power Transistor Amplifier for Wireless Communications
The demand for smaller wireless communication devices that use less power is growing. In particular, radio frequency identification (RFID) systems require small, low-power transmitters to label or &ld...
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Zhenqiang Ma, Guogong Wang, Guoxuan Qin | P08017US
Technology
New MIMO Transceiver Cuts Costs, Complexity
In a multiple-input, multiple-output (MIMO) system, multiple antennas are used at both the transmitter and receiver to improve communication performance. MIMO systems are key to high capacity communic...
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Akbar Sayeed, John Brady | P150112US01
Technology
Wideband Transceiver for Antenna Array
Wideband high-dimensional antenna arrays are expected to play a key role in future wireless systems. Due to narrow bandwidths, phased array/beamforming methods are the natural choice when it comes to ...
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Akbar Sayeed, John Brady | P150113US01
Technology
Ultrawide Band, Low-Profile ‘Stacked’ Antenna System
High frequency (HF), very high frequency (VHF) and ultrahigh frequency (UHF) bands have long been used for many different communication systems, particularly in military applications. Standard monopol...
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Nader Behdad, Kasra Ghaemi | P140308US01