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DC/DC converter
It is therefore an object of the present invention, considering the problems in the conventional circuit described above, to obtain a high step-up ratio in a DC/DC ...
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Low-power integrated circuit with selectable battery modes
What is claimed is: 1. An integrated circuit, comprising: first, second, and third power input terminals; said first input terminal being operatively connected to an ...
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Split-path linear isolation circuit apparatus and method
An object of this invention is, therefore, to provide an improved split-path isolation apparatus and method having an accurate and stable response over a wide range ...
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Device for preventing erroneous insertion of a plurality of print substrates into corresponding connectors in a rack
An object of the invention, therefore, is to provide a device for preventing erroneous insertion of a plurality of print substrates into corresponding connectors in a ...
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Method and apparatus for filtering signals
An object of the present invention is to improve a method of the type initially cited such that a qualitatively high-grade filtering of signals with a low signal-to-...
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Capacitive key for keyboard
The present invention makes use of a movable capacitor plate having a unique design. The movable capacitor plate may be stamped from a single sheet of resilient ...
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Variable capacitor for use in a keyboard
The foregoing and other objects and advantages of the present invention are accomplished in an illustrated embodiment comprising a variable capacitor for use with a key ...
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Method and apparatus to provide pended transaction on a non-pended system bus
In accordance with the present invention a data processing system includes a plurality of nodes connected to a shared data path, one of the plurality of nodes being a ...
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Protective case and keyboard system for a handheld computer
Referring now to the drawings, the protective case of the instant invention is illustrated and generally indicated at 10 in FIGS. 1-10. As will hereinafter be more ...
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Architecture for data processor
In carrying out the above and other objects of the invention in one form, there is provided a digital data processing system having an instruction decoder for decoding ...
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