Method and apparatus for receiver VGA adaptation

US9166641B1 · US · B1

Patent metadata
FieldValue
Publication numberUS-9166641-B1
Application numberUS-201313928038-A
CountryUS
Kind codeB1
Filing dateJun 26, 2013
Priority dateJun 26, 2013
Publication dateOct 20, 2015
Grant dateOct 20, 2015

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Abstract

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One embodiment relates to a receiver circuit for a data link. The receiver circuit includes a linear equalizer for receiving an input data signal and outputting an equalized signal, and a variable gain amplifier for receiving the equalized signal and outputting an amplified signal. Adaptation circuitry is connected to the linear equalizer and the variable gain amplifier. The adaptation circuitry adapts both a gain of the variable gain amplifier and a direct current voltage setting of the linear equalizer. Other embodiments and features are also disclosed.

First claim

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What is claimed is: 1. A receiver circuit for a data link, the receiver circuit comprising: a linear equalizer for receiving an input data signal and outputting an equalized signal; a variable gain amplifier for receiving the equalized signal and outputting an amplified signal; and adaptation circuitry connected to the linear equalizer and the variable gain amplifier, wherein the adaptation circuitry adapts both a gain of the variable gain amplifier and a direct current voltag…

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What does patent US9166641B1 cover?
One embodiment relates to a receiver circuit for a data link. The receiver circuit includes a linear equalizer for receiving an input data signal and outputting an equalized signal, and a variable gain amplifier for receiving the equalized signal and outputting an amplified signal. Adaptation circuitry is connected to the linear equalizer and the variable gain amplifier. The adaptation circuitr…
Who is the assignee on this patent?
Altera Corp
What technology area does this patent fall under?
Primary CPC classification H04B1/18. Mapped technology areas include Electricity.
When was this patent published?
Publication date Tue Oct 20 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B1). 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).