ELECTRONIC APPARATUS, METHOD OF OPTIMIZING DE-COUPLING CAPACITOR AND COMPUTER-READABLE RECORDING MEDIUM
First Claim
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1. An electronic apparatus, comprising:
- a circuit board;
a processor disposed on an upper surface of the circuit board; and
a memory disposed on a lower surface of the circuit board,wherein the lower surface of the circuit board on which the processor is arranged overlaps an area corresponding to where the memory is disposed.
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Abstract
An electronic apparatus may include a circuit board, a processor disposed on an upper surface of the circuit board, and a memory disposed on a lower surface of the circuit board, such that the lower surface of the circuit board where the processor is arranged overlaps an area corresponding to where the memory is disposed.
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Citations
24 Claims
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1. An electronic apparatus, comprising:
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a circuit board; a processor disposed on an upper surface of the circuit board; and a memory disposed on a lower surface of the circuit board, wherein the lower surface of the circuit board on which the processor is arranged overlaps an area corresponding to where the memory is disposed. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An electronic apparatus, comprising:
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a user interface to receive select input of a plurality of circuit devices; a storage to store electrical current information and a Scattering parameter (S-parameter) regarding input/output (I/O) ports of the plurality of circuit devices respectively; a calculator to calculate impedance per number of de-coupling capacitors based on the stored S-parameters and to calculate an accumulated noise value per number of the de-coupling capacitors based on the calculated impedance and the electrical current information; and a controller to determine a number of the de-coupling capacitors based on the calculated accumulated noise values and to control the user interface to display the determined number of the de-coupling capacitors. - View Dependent Claims (10, 11, 12, 13, 14)
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15. A method of optimizing de-coupling capacitors, the method comprising:
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retrieving electrical current information and a Scattering parameter (S-parameter) regarding the I/O ports of a plurality of selected circuit devices respectively; calculating impedance per number of the de-coupling capacitors based on the retrieved S-parameter and calculating an accumulated noise value per number of the de-coupling capacitors based on the calculated impedance and the retrieved electrical current information; and determining the number of the de-coupling capacitors based on the calculated accumulated noise values. - View Dependent Claims (16, 17, 18, 19)
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20. A computer-readable recording medium having recorded thereon computer-readable codes to execute a method of optimizing de-coupling capacitors, the method comprising:
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retrieving electrical current information and a Scattering parameter (S-parameter) regarding the I/O ports of a plurality of selected circuit devices respectively; calculating impedance per number of the de-coupling capacitors based on the retrieved S-parameter and calculating an accumulated noise value per number of the de-coupling capacitors based on the calculated impedance and the retrieved electrical current information; and determining the number of the de-coupling capacitors based on the calculated accumulated noise values.
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21. An electronic apparatus, comprising:
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a user interface to allow a user to select a plurality of circuit devices configured to be stacked with respect to each other; a controller to determine a number of de-coupling capacitors to be used within the electronic apparatus resulting from a calculation of accumulated noise values per number of de-coupling capacitors based on an impedance per number of de-coupling capacitors and electrical current information of the electronic apparatus; and at least one de-coupling capacitor commonly-connected to at least two of the plurality of circuit devices to reduce noise within the electronic apparatus based on the calculation of the accumulated noise values. - View Dependent Claims (22, 23, 24)
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Specification