Amplitude enhanced frequency modulation

US8965290B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-8965290-B2
Application numberUS-201213434828-A
CountryUS
Kind codeB2
Filing dateMar 29, 2012
Priority dateMar 29, 2012
Publication dateFeb 24, 2015
Grant dateFeb 24, 2015

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Abstract

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Methods and systems for transmitting a spectrally efficient signal. The method includes frequency modulating an input signal in a transmitter to generate a first frequency modulated (FM) signal and generating in the transmitter an amplitude modulated (AM) component based at least on the input signal. The method may then include generating a second FM signal based at least on the AM component and the first FM signal and sending the second FM signal to a receiver.

First claim

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The invention claimed is: 1. A communication system comprising: a transmitter, comprising: a frequency modulator configured to generate a first frequency modulated (FM) signal based at least on an input signal; a component configured to generate an amplitude modulated (AM) component based at least on the input signal; and an amplitude modulator configured to add the AM component to the first FM signal thereby generating a second FM signal; wherein the transmitter is confi…

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What does patent US8965290B2 cover?
Methods and systems for transmitting a spectrally efficient signal. The method includes frequency modulating an input signal in a transmitter to generate a first frequency modulated (FM) signal and generating in the transmitter an amplitude modulated (AM) component based at least on the input signal. The method may then include generating a second FM signal based at least on the AM component an…
Who is the assignee on this patent?
Place Richard Alan, Gen Electric
What technology area does this patent fall under?
Primary CPC classification H04L27/2003. Mapped technology areas include Electricity.
When was this patent published?
Publication date Tue Feb 24 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).