Voltage regulation circuit

A voltage regulation circuit, comprising:

• a node having a node voltage;
• a voltage regulator electrically connected to the node;
• a plurality of load units electrically connected to the voltage regulator via the node, wherein the load units are driven by the node voltage and have a plurality of load states;
• and
• a voltage feedback circuit electrically connected between the voltage regulator and the node, wherein the voltage feedback circuit comprises a switch and receives the node voltage and a control signal, and the control signal comprises the load states;
• wherein the voltage feedback circuit controls the switch according to the load states of the control signal to output a feedback voltage, and the voltage regulator adjusts the node voltage according to the feedback voltage;
• wherein the load units comprise:
• a radio frequency transmitting circuit generating a transmitting current;
• and
• a radio frequency receiving circuit generating a receiving current;
• wherein the load states of the load units is corresponding to one of the transmitting current and the receiving current, so that the switch is switched to output the feedback voltage according to the one of the transmitting current and the receiving current.

A voltage regulation circuit, comprising:

• a plurality of nodes having a plurality of node voltages, respectively;
• a voltage regulator electrically connected to the nodes;
• a plurality of load units electrically connected to the voltage regulator via the nodes, respectively, wherein the load units are driven by the node voltages, respectively, and have at least one load state;
• and
• a voltage feedback circuit electrically connected between the voltage regulator and each of the nodes, wherein the voltage feedback circuit comprises a switch and receives the node voltages and a control signal, and the control signal comprises the at least one load state;
• wherein the voltage feedback circuit controls the switch according to the at least one load state of the control signal to output a feedback voltage, and the voltage regulator adjusts the node voltage according to the feedback voltage;
• wherein the load units comprise:
• a radio frequency transmitting circuit generating a transmitting current;
• and
• a radio frequency receiving circuit generating a receiving current;
• wherein the at least one load state of the load units is corresponding to one of the transmitting current and the receiving current, so that the switch is switched to output the feedback voltage according to the one of the transmitting current and the receiving current, the switch is an N-to-1 switch, and N is corresponding to a number of the at least one load state of the load units.