Amplifiers including tunable tunnel field effect transistor pseudo resistors and related devices

US9526436B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9526436-B2
Application numberUS-201514729339-A
CountryUS
Kind codeB2
Filing dateJun 3, 2015
Priority dateMay 19, 2015
Publication dateDec 27, 2016
Grant dateDec 27, 2016

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Abstract

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Neural signal amplifiers include an operational amplifier and a feedback network coupled between an output and an input thereof. The feedback network includes a tunnel field effect transistor (“TFET”) pseudo resistor that exhibits bi-directional conductivity. A drain region of the TFET may be electrically connected to the gate electrode thereof to provide a bi-directional resistor having good symmetry in terms of resistance as a function of voltage polarity.

First claim

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What is claimed is: 1. An amplifier, comprising: an operational amplifier; and a feedback network coupled between an output of the operational amplifier and a first input of the operational amplifier, the feedback network comprising a first tunnel field effect transistor (“TFET”) pseudo resistor, wherein the first TFET pseudo resistor comprises: a source region having a first conductivity type; a drain region having a second conductivity type that is different from the first…

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What does patent US9526436B2 cover?
Neural signal amplifiers include an operational amplifier and a feedback network coupled between an output and an input thereof. The feedback network includes a tunnel field effect transistor (“TFET”) pseudo resistor that exhibits bi-directional conductivity. A drain region of the TFET may be electrically connected to the gate electrode thereof to provide a bi-directional resistor having good s…
Who is the assignee on this patent?
Samsung Electronics Co Ltd, Samsung Electronics Co Ltd
What technology area does this patent fall under?
Primary CPC classification H10D62/822. Mapped technology areas include Electricity.
When was this patent published?
Publication date Tue Dec 27 2016 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 5 related publications on this page (citations in our corpus or others sharing the same primary CPC).