Multi-segment gain control system
First Claim
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1. Apparatus for providing a multi-segment gain control, the apparatus comprising:
- logic to convert a gain control signal to an exponential signal; and
logic to map the exponential signal to generate a first control signal and a second control signal;
said first control signal and said second control signal provided to independently control a first gain segment and a second gain segment to produce multi-segment gain control;
wherein said multi-segment control follows a predefined square law gain characteristic.
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Abstract
Multi-segment gain control system. Apparatus is provided for a multi-segment gain control. The apparatus includes logic to convert a gain control signal to an exponential signal, and logic to map the exponential signal to multiple control signals that are used to control multiple gain stages to produce linear multi-segment gain control.
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Citations
6 Claims
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1. Apparatus for providing a multi-segment gain control, the apparatus comprising:
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logic to convert a gain control signal to an exponential signal; and logic to map the exponential signal to generate a first control signal and a second control signal;
said first control signal and said second control signal provided to independently control a first gain segment and a second gain segment to produce multi-segment gain control;
wherein said multi-segment control follows a predefined square law gain characteristic.
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2. Apparatus for providing a multi-segment gain control, the apparatus comprising:
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logic to convert a gain control signal to an exponential signal; and logic to map the exponential signal to generate a first control signal and a second control signal;
said first control signal and said second control signal provided to independently control a first gain segment and a second gain segment to produce multi-segment gain control;
wherein said multi-segment control follows a predefined square-root law gain characteristic.
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3. Apparatus for providing a multi-segment gain control, the apparatus comprising:
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logic to convert a gain control signal to an exponential signal; and logic to map the exponential signal to generate a first control signal and a second control signal;
said first control signal and said second control signal provided to independently control a first gain segment and a second gain segment to produce multi-segment gain control;
wherein said multi-segment control follows a predefined cubic law gain characteristic.
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4. Apparatus for providing multi-segment gain control in a communications device, the apparatus comprising:
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logic to generate a gain control signal from a control signal, said logic to generate a gain control signal comprising logic to generate an exponential signal; and logic to map the gain control signal to generate a plurality of gain segment control signals; wherein ones of the gain segment control signals are provided to independently control ones of a plurality of gain control segments to provide a predefined gain characteristic, and wherein said predefined gain characteristic is a square law gain characteristic.
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5. Apparatus for providing multi-segment gain control in a communications device, the apparatus comprising:
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logic to generate a gain control signal from a control signal, said logic to generate a gain control signal comprising logic to generate an exponential signal; and logic to map the gain control signal to generate a plurality of gain segment control signals; wherein ones of the gain segment control signals are provided to independently control ones of a plurality of gain control segments to provide a predefined gain characteristic, and wherein said predefined gain characteristic is a square root law characteristic.
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6. Apparatus for providing multi-segment gain control in a communications device, the apparatus comprising:
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logic to generate a gain control signal from a control signal said logic to generate a gain control signal comprising logic to generate an exponential signal; and logic to map the gain control signal to generate a plurality of gain segment control signals; wherein ones of the gain segment control signals are provided to independently control ones of a plurality of gain control segments to provide a predefined gain characteristic, and wherein said predefined gain characteristic is a cubic law gain characteristic.
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Specification