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Patent

Oscillators including charge-flow transistor logic elements

TLDR
In this article, the authors used the period of oscillation of a charge-flow transistor as a measure of an environmental condition, which can be used as a measurement of environmental conditions.
Abstract
Oscillators that include charge-flow transistor logic elements, each logic element including a charge-flow transistor and a load element, in combination. The charge-flow transistors have TURN-ON times t on and TURN-OFF times t off that can be very different from one another (e.g., t on can range from milliseconds to hundreds of seconds; whereas in the charge-flow transistors shown herein t off is typically less than one microsecond). The magnitude of t on is sensitive to the environment; hence, the period of oscillation can be used as a measure of an environmental condition.

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Citations
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TL;DR: A ring oscillator circuit has two series circuits of 'n' drive stages (1-3, 4-6). Interconnections are made between drive stages in the form of inverters (7-12).
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TL;DR: A clock generating circuit with at least one loop of at least two stages is defined in this article, where the gate electrodes of the transistors in the serially connected stages are controlled alternatively by a true and a complemented clock signal.
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Method and circuit for a current controlled oscillator

Chunyan Wang
TL;DR: In this paper, a current controlled oscillator is described, consisting of a latch comprising two logic inverters to maintain a switch state for a determined duration, the latch having two complementary output voltages; a differential switch pair comprising a first and a second switch controlled by the two complementary outputs respectively to steer a control current to a first or second node alternatively; a third and fourth switch driven on by a high level voltage at one of the first and second node to set and reset the latch.
References
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Journal ArticleDOI

The charge‐flow transistor: A new MOS device

TL;DR: In this paper, a charge flow transistor (CFT) was developed to achieve integrated MOS compatibility in sensor applications, such as gas, humidity, and fire detection, where one is interested in monitoring the transverse resistance of a thin film.
Patent

Astable multivibrator with temperature compensation and requiring a single supply voltage

TL;DR: A multivibrator utilizing two split inverter pairs of MOSFETs and requiring a supply voltage less than the sum of the threshold voltages of the complementary P-N channel devices is presented in this paper.