Auto screen centering and expansion of VGA display modes on larger size of LCD display device
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United States of America Patent
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May 1, 2007
Grant Date -
Nov 27, 2003
app pub date -
Jun 16, 2003
filing date -
Feb 16, 2000
priority date (Note) -
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Abstract
The invention in one embodiment is an apparatus. The apparatus includes a lookup table having a set of entries, each entry capable of maintaining a value. The apparatus also includes a DDA (Differential Digital Analyzer) table having a set of entries, each entry capable of maintaining a value and each entry of the DDA table corresponding to an entry of the lookup table. The apparatus further includes a first multiplexing unit having a set of inputs, each input corresponding to and coupled to an entry of the DDA table. The first multiplexing unit also having a control input, the control input causing the first multiplexing unit to route one of the inputs of the set of inputs to an output. Additionally, the apparatus includes a comparison block having logic suitable for comparing each entry of the lookup table to a comparison value. Furthermore, the apparatus include a select control block having logic suitable for generating a control signal based on an output of the comparison block, the output of the comparison block indicating which entry of the lookup table matched the comparison value. The control signal is generated on an output of the select control block, and the output of the select control block is coupled to the control input of the first multiplexing unit.
First Claim
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- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
- SILICON MOTION INC.
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Chang, Richard | Cupertino, CA | 76 | 876 |
Chang, Terry | Sunnyvale, CA | 6 | 28 |
Wong, Raymond | Danville, CA | 57 | 420 |
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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