IP Library Granted Patent US 9,793,974
Granted Patent B2
US 9,793,974 · App. 15/296,544 · Granted Oct 17, 2017

System for maximizing gain in a repeater

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Quick Facts
Patent No.
US 9,793,974
App. No.
15/296,544
Granted
Oct 17, 2017
Kind
B2
Abstract

An antenna system includes a donor antenna sub-system, a server antenna sub-system, and a processor to optimize the gain of the repeater in the system. The gain in the antenna system is increased by optimizing the isolation between the donor and/or server antenna sub-systems according to a cost function.

Claims (14)

1. An antenna system for optimizing gain of a repeater comprising:

a donor antenna sub-system that accepts an incoming signal, the donor antenna sub-system configured to operate in one or more donor operational configurations;

a server antenna sub-system configured to relay an optimized version of the incoming signal, the server antenna sub-system configured to operate in one or more server operational configurations;

a processor to determine an optimal configuration for the antenna system for generating the optimized version of the incoming signal, the optimal configuration being based on an optimal value of a cost function of operating the donor antenna sub-system in each of the one or more donor operational configurations and the server antenna sub-system in each of the one or more server operational configurations, the cost function being based on one or more operational inputs;

wherein each of the donor antenna sub-system and the server antenna subsystem provide a radiation pattern that is orthogonal to each other, an orthogonality of the radiation pattern is dynamically changed by the processor according to the configuration, and the radiation pattern is changed by a change in a null position of one or both of the donor antenna sub-system and the server antenna subsystem.

2. A method of optimizing gain of an antenna system of a repeater, the method comprising:

tuning, by a measuring system, to an operating frequency of a donor antenna sub-system of the antenna system, the donor antenna sub-system being configured to accept an incoming signal, the donor antenna sub-system configured to operate in one or more donor operational configurations;

tuning, by the measuring system, to an operating frequency of a server antenna subs-system of the antenna system, the server antenna sub-system being configured to relay an optimized version of the incoming signal, the server antenna sub-system configured to operate in one or more server operational configurations;

measuring, by the measuring system, one or more operational inputs from the operation of the donor antenna sub-system and/or server antenna sub-system at the operating frequency;

calculating, by a processor and based on the one or more operational inputs, an output of a cost function of each of the one or more donor operational configurations of the donor antenna sub-system and the one or more server operational configurations of the server antenna sub-system;

determining, by the processor, an optimal configuration for the antenna system for generating the optimized version of the incoming signal based on an optimal cost function output;

providing a radiation pattern from each of the donor antenna sub-system and the server antenna subsystem, wherein the radiation patterns are orthogonal to each other;

changing, by the processor, an orthogonality of the radiation pattern in a dynamic manner, according to the optimal configuration for the antenna system; and

changing, by the processor, the radiation pattern according to a change in a null position of one or both of the donor antenna sub-system and the server antenna subsystem.

Assignments (6)
SECURITY INTEREST Recorded Jun 7, 2024
From: NEXTIVITY, INC.
To: WTI FUND X, INC.
Reel/Frame 067666/0001 →
SECURITY INTEREST Recorded Dec 23, 2022
From: NEXTIVITY, INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 062213/0590 →
RELEASE OF SECURITY INTEREST Recorded Jan 8, 2021
From: VENTURE LENDING & LEASING VII, INC.; VENTURE LENDING & LEASING VIII, INC.
To: NEXTIVITY, INC.
Reel/Frame 054863/0645 →
SECURITY INTEREST Recorded Dec 13, 2020
From: NEXTIVITY, INC.
To: LIVE OAK BANKING COMPANY
Reel/Frame 054711/0816 →
SECURITY INTEREST Recorded Jan 9, 2017
From: NEXTIVITY, INC.
To: VENTURE LENDING & LEASING VII, INC.; VENTURE LENDING & LEASING VIII, INC.
Reel/Frame 041306/0273 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 19, 2016
From: LOTTER, MICHIEL PETRUS; RIPHAGEN, IAN; QIU, JAMES XIAOHUI; KIM, IN KWANG
To: NEXTIVITY, INC.
Reel/Frame 040061/0919 →