A handwriting stylus with a radio frequency, RF, transceiver transmission function, including a stylus shell, a battery inside the stylus shell, a system circuit inside the stylus shell and touch pressure sensitive components inside the stylus shell; the touch pressure sensitive components include a nib, a nib touch switch and a nib pressure inductor; the system circuit includes a charging circuit, a power control and shutdown delay circuit, a power voltage conversion circuit, function keys, a RF modulating and RF transceiver circuit and a signalgenerating circuit; the power voltage conversion circuit connects with the power control and shutdown delay circuit, and the power voltage conversion circuit is configured to convert the system power into constant voltage power supply; the RF modulating and RF transceiver circuit connects with the nib pressure inductor and the function keys, and the RF modulating and RF transceiver circuit is configured to acquire the nib pressure signals and the function key signals respectively, and RF modulating and outputting RF modulation signals, receive radio-frequency signals, and output frequency-hopping signals to the signal generating circuit; the signal generating circuit is configured to output electromagnetic signals and/or electrical signals; the signal generating circuit connects with the RF modulating and RF transceiver circuit, and the signal generating circuit is further configured to acquire frequency-hopping signals to proceed the frequency hopping operation; characterized in that, the handwriting stylus further includes an electromagnetic signal output coil, and the stylus shell includes a stylus shell front end and a stylus shell rear end; the electromagnetic signal output coil is a toroidal coil wound with metal wires with an insulating surface, and is arranged around the nib inside the stylus shell front end; the signal generating circuit connects with the electromagnetic signal output coil and is configured to output alternating electromagnetic signals by the electromagnetic signal output coil; and the nib is made from conductor materials and is used as an electrical signal radiating antenna, the signal generating circuit connects with the nib and is further configured to output electrical signals by the nib. transceiver transmission function, including a stylus shell, a battery inside the stylus shell, a system circuit inside the stylus shell and touch pressure sensitive components inside the stylus shell; the touch pressure sensitive components include a nib, a nib touch switch and a nib pressure inductor; the system circuit includes a charging circuit, a power control and shutdown delay circuit, a power voltage conversion circuit, function keys, a RF modulating and RF transceiver circuit and a signalgenerating circuit; the power voltage conversion circuit connects with the power control and shutdown delay circuit, and the power voltage conversion circuit is configured to convert the system power into constant voltage power supply; the RF modulating and RF transceiver circuit connects with the nib pressure inductor and the function keys, and the RF modulating and RF transceiver circuit is configured to acquire the nib pressure signals and the function key signals respectively, and RF modulating and outputting RF modulation signals, receive radio-frequency signals, and output frequency-hopping signals to the signal generating circuit; the signal generating circuit is configured to output electromagnetic signals and/or electrical signals; the signal generating circuit connects with the RF modulating and RF transceiver circuit, and the signal generating circuit is further configured to acquire frequency-hopping signals to proceed the frequency hopping operation; characterized in that, the handwriting stylus further includes an electromagnetic signal output coil, and the stylus shell includes a stylus shell front end and a stylus shell rear end; the electromagnetic signal output coil is a toroidal coil wound with metal wires with an insulating surface, and is arranged around the nib inside the stylus shell front end; the signal generating circuit connects with the electromagnetic signal output coil and is configured to output alternating electromagnetic signals by the electromagnetic signal output coil; and the nib is made from conductor materials and is used as an electrical signal radiating antenna, the signal generating circuit connects with the nib and is further configured to output electrical signals by the nib.