Invention Grant
- Patent Title: Radio frequency circuit
- Patent Title (中): 射频电路
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Application No.: US12564810Application Date: 2009-09-22
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Publication No.: US08238845B2Publication Date: 2012-08-07
- Inventor: Jonathan Ephraim David Hurwitz , Steven Collins
- Applicant: Jonathan Ephraim David Hurwitz , Steven Collins
- Applicant Address: GB London
- Assignee: Broadcom Europe Limited
- Current Assignee: Broadcom Europe Limited
- Current Assignee Address: GB London
- Agency: Garlick & Markison
- Agent Bruce E. Garlick
- Main IPC: H04B1/02
- IPC: H04B1/02

Abstract:
A digital-to-analog conversion circuit operates by selectively discharging members of a plurality of capacitors. Charging of the capacitors occurs during a reset period while digital-to-analog conversion occurs as the capacitors are discharged. Those capacitors that are discharged are selected from the plurality of capacitors based on a digital input. The analog output includes the charge discharged from the capacitors. The capacitors are optionally divided into separate capacitor banks.
Public/Granted literature
- US20110069777A1 Radio Frequency Circuit Public/Granted day:2011-03-24
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