55 patents
Page 3 of 3
Utility
Redundancy in a public safety Distributed Antenna System
4 May 20
A redundancy system for data transport in a Distributed Antenna System (DAS) includes a plurality of Digital Access Units (DAUs).
Sasa Trajkovic, Andrew Leung
Filed: 11 May 17
Utility
Feedback Based Indoor Localization Using Digital Off-air Access Units
29 Apr 20
A system for indoor localization using satellite navigation signals in a Distributed Antenna System includes a plurality of Off-Air Access Units (OAAUs).
Shawn Patrick Stapleton
Filed: 7 Aug 19
Utility
Method and System for Soft Frequency Reuse In a Distributed Antenna System
29 Apr 20
A method for routing and switching operator RF signals includes providing one or more Digital Remote Units (DRUs) and providing at least one Digital Access Unit (DAU) configured to communicate with at least one of the one or more DRUs.
Seyed Amin Hejazi, Shawn Patrick Stapleton
Filed: 27 May 19
Utility
Distributed Radio System with Remote Radio Heads
29 Apr 20
A system for routing signals in a Distributed Antenna System includes a plurality of Digital Multiplexer Units (DMUs).
Shawn Patrick STAPLETON, Sasa TRAJKOVIC, Wolfgang WEBER
Filed: 1 Jan 20
Utility
Method and System for Link Synchronization In an Lte-tdd Architecture
29 Apr 20
A method of detecting a synchronization switching pulse using a power detector in a time division duplexing (TDD) system includes receiving an input signal, detecting a power level associated with the input signal using a digital power meter, and determining a configuration associated with the input signal.
Wan-Jong Kim, Shawn Patrick Stapleton
Filed: 5 Sep 19
Utility
Digital Hybrid Mode Power Amplifier System
29 Apr 20
A RF-digital hybrid mode power amplifier system for achieving high efficiency and high linearity in wideband communication systems is disclosed.
Wan Jong Kim, Kyoung Joon Cho, Shawn Patrick Stapleton, Jong Heon Kim, Dali Yang
Filed: 2 Oct 19
Utility
Digital multiplexer in a distributed antenna system
27 Apr 20
A system for routing signals in a Distributed Antenna System (DAS) includes one or more Base Band Units (BBUs).
Shawn Patrick Stapleton, Sasa Trajkovic
Filed: 22 Dec 14
Utility
Neutral Host Architecture for a Distributed Antenna System
18 Mar 20
A remote radio head unit (RRU) system for achieving high data rate communications in a Distributed Antenna System is disclosed.
Paul Lemson, Shawn Patrick Stapleton, Sasa Trajkovic
Filed: 7 May 19
Utility
System and Method for Performance Optimization In and Through a Distributed Antenna System
19 Feb 20
A method for operating a Distributed Antenna System (DAS) includes providing a plurality of Digital Remote Units (DRUs), each configured to send and receive wireless radio signals and providing a plurality of inter-connected Digital Access Units (DAUs), each configured to communicate with at least one of the plurality of DRUs via optical signals and each being coupled to at least one sector of a base station.
Shawn Patrick Stapleton, Sasa Trajkovic, Wolfgang Weber
Filed: 20 Mar 19
Utility
Method and System for Aligning Signals Widely Spaced In Frequency for Wideband Digital Predistortion In Wireless Communication Systems
12 Feb 20
A system for time aligning widely frequency spaced signals includes a digital predistortion (DPD) processor and a power amplifier coupled to the DPD processor and operable to provide a transmit signal at a power amplifier output.
Wan Jong Kim
Filed: 12 Mar 19
Utility
System and Method for Increasing Bandwidth for Digital Predistortion In Multi-channel Wideband Communication Systems
15 Jan 20
A method of operating a communications system includes receiving a signal at a digital predistorter (DPD), introducing predistortion to the signal using the DPD, and converting the predistorted signal to an analog signal using a digital-to-analog converter having a first bandwidth.
Wan-Jong Kim, Shawn Patrick Stapleton
Filed: 18 Feb 19
Utility
Method and system for soft frequency reuse in a distributed antenna system
9 Dec 19
A method for routing and switching operator RF signals includes providing one or more Digital Remote Units (DRUs) and providing at least one Digital Access Unit (DAU) configured to communicate with at least one of the one or more DRUs.
Seyed Amin Hejazi, Shawn Patrick Stapleton
Filed: 5 Mar 18
Utility
Optimization of traffic load in a distributed antenna system
9 Dec 19
A system for dynamically routing signals in a Distributed Antenna System includes a plurality of Digital Access Units (DAUs).
Shawn Patrick Stapleton, Seyed Amin Hejazi
Filed: 23 Jul 13
Utility
Method and system for link synchronization in an LTE-TDD architecture
21 Oct 19
A method of detecting a synchronization switching pulse using a power detector in a time division duplexing (TDD) system includes receiving an input signal, detecting a power level associated with the input signal using a digital power meter, and determining a configuration associated with the input signal.
Wan-Jong Kim, Shawn Patrick Stapleton
Filed: 20 Nov 17
Utility
Self-optimizing distributed antenna system using soft frequency reuse
30 Sep 19
A method of determining a carrier power in a communications system including a processor includes a) setting a power differential between a reference carrier and one or more carriers, b) measuring a number of satisfied users at the power differential, and c) measuring a capacity for the satisfied users at the power differential.
Seyed Amin Hejazi, Shawn Patrick Stapleton
Filed: 13 Aug 17