Radio frequency amplifying apparatus having protection voltage varying function
AssigneeSamsung Electro-Mechanics Co., Ltd.
InventorYoun Suk KIM
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Abstract
There is provided a radio frequency amplifying apparatus having a protection voltage varying function, including a radio frequency amplifying unit amplifying a radio frequency signal, and a protection circuit unit connected between an output node of the radio frequency amplifying unit and a ground and limiting a voltage in the output node to a level of a preset protection voltage or less when the voltage in the output node is higher than the preset protection voltage, wherein the protection voltage is varied with a control signal.
Claims12
A radio frequency amplifying apparatus comprising:
- a radio frequency amplifying unit amplifying a radio frequency signal;
- and
- a protection circuit unit connected between an output node of the radio frequency amplifying unit and a ground and limiting a voltage in the output node to a level of a preset protection voltage or less when the voltage in the output node is higher than the preset protection voltage,
- wherein the protection voltage is varied with a control signal.
A radio frequency amplifying apparatus comprising:
- a radio frequency amplifying unit amplifying a radio frequency signal;
- a protection circuit unit connected between an output node of the radio frequency amplifying unit and a ground and limiting a voltage in the output node to a level of a preset protection voltage or less when the voltage in the output node is higher than the preset protection voltage;
- and
- a controlling unit controlling the protection voltage using a control signal.
Dependencies are inferred from the claim text.