WiBro IP-BTS
Product Abstracts
 
Portable internet(WiBro) implements OFDMA/TDD system to maximize the efficiency of the frequency utilization in the 2.34GHz frequency band range and provides radio service based on IP suited with asymmetric features of up and down links It must guarantees and provides mobility speed of 60Km/h and radios of cell coverage of 1 Km.
As Figure 1 shows, WiBro is composed with portable terminal PSS(Portable Subscriber station), base station AP(Access Point) and control station ACR9Access Control Router).
PSS is the termination point of the radio channel and communicates by AP and OFDMA/TDD system according to the sizes of radio receiving.
Special Features
  ¡Û Composition: 3 X 1FA/Omni
  ¡Û Data Rate : 30 Mbps
  ¡Û Cell coverage : ¢¦1Km
  ¡Û Modulation System : OFDMA/TDD
  ¡Û Bandwidth : 9MHz of 2.3GHz band range
  ¡Û RF Output : 20W(5W/FA)

System View
 
 
Portable Internet Frequency and width of Band Range