The present invention relates to a patient monitoring system using wireless communication and a method thereof, and more particularly, to a patient monitoring system using wireless communication capable of monitoring a patient state at a remote place by using infrared communication, simply and accurately checking and diagnosing the patient state, and making a nurse or a doctor quickly deal with a situation when an emergency situation of the patient occurs, and a method thereof. The patient monitoring system using wireless communication includes: a central sever which includes an information receiving unit which receives basic information and update information, a DB unit, an information transmitting unit, a display unit which displays patient information, and a control unit a moving means which includes a wireless transceiver and a display device, and diagnoses and grasps the patient state in real time and a sensor unit which is composed of a sensor unit, a storage unit, and a transmitting unit.본 발명은 무선통신을 이용한 환자모니터링 시스템 및 방법에 관한 것으로서, 더욱 상세하게는, 적외선 통신을 이용하여 원격에서 환자상태를 모니터링할 수 있고, 간단하면서도 정확하게 환자상태를 체크 및 진료하는 것이 가능하도록 하며, 환자의 응급상태 발생시 간호사나 의사가 빠르게 상황에 대처할 수 있도록 하는 무선통신을 이용한 환자 모니터링 시스템 및 그 방법에 관한 것이다.