专利名称:Amplification circuitry发明人:Philip Alistair Trevelyan申请号:US10457950申请日:20030609
公开号:US20040036531A1公开日:20040226
专利附图:
摘要:Amplification circuitry for driving a load in response to an input signal,comprising: a phase locked loop, for producing a pulse width modulated signal fordriving the load and input circuitry arranged to control the phase locked loop and varythe pulse width modulated signal in response to the input signal.
申请人:NOKIA CORPORATION
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