DWA circuit and DA conversion apparatus
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
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Feb 25, 2025
Grant Date -
Jun 15, 2023
app pub date -
Nov 11, 2022
filing date -
Nov 11, 2022
priority date (Note) -
In Force
status (Latency Note)
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Non-US Coverage
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Abstract
A DWA circuit includes: a thermometer conversion unit configured to convert an input digital signal into a thermometer code; a shift amount storage unit configured to store a shift amount; a shift unit configured to cyclically shift the thermometer code; an arrangement conversion unit configured to supply, to an analog output circuit, an output control code obtained by converting a bit arrangement of a shifted code; and an update unit configured to update the shift amount, in which the shifted code includes a plurality of unconverted bit fields, the output control code includes a plurality of converted bit fields, and the arrangement conversion unit is configured to perform arrangement conversions on a plurality of bits having a same position in a bit field in the plurality of unconverted bit fields, to arrange the plurality of bits in a same converted bit field among the plurality of converted bit fields.
First Claim
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International Classification(s)
- 2022 Application Filing Year
- H03M Class
- 1388 Applications Filed
- 948 Patents Issued To-Date
- 68.30 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- H03M Class
- 0 % this patent is cited more than
- < 1 Age
Maintenance Fees
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