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                  Àθ¶»õÆ® F77 | 
               
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                            | ISDN 
                              ¼ºñ½º´Â ³ôÀº ½Å·Ú¼º°ú ºü¸¥ Á¢¼Ó´É·ÂÀ» ¹ÙÅÁÀ¸·Î, ´ë¿ë·®ÀÇ µ¥ÀÌÅ͸¦ ¸Å¿ì ºü¸¥ ¼Óµµ·Î 
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                      |  Service Features |   
                      | Mobile 
                        ISDN Service SCPC(Single Channel per Carrier/Àü¿ë´Üµ¶È¸¼±¹æ½Ä)À» ÀÌ¿ëÇÏ¿© °í¼Ó µ¥ÀÌÅÍ 
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                            | ...  128kbps ISDN Service |   
                            | ...  64kbps UDI Data (Unrestricted Digital Interface) |   
                            | ...  56kbps v. 110 Data |  
                            | ...  64kbps Speech |  Mobile 
                        Packet Data Service
 IP±â¼ú°ú Time-shared ä³ÎÀ» ÅëÇØ ³×Æ®¿öÅ© ÀÚ¿øÀ» ÇÒ´çÇÏ¿© ºñ¿ë È¿À²ÀûÀÎ À¥ Á¢¼Ó°ú À̸ÞÀÏ,
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                        À½¼º ¹× ÆÑ½º ¼ºñ½º¸¦ Á¦°øÇÔ (4.8kbps À½¼ºÀüÈ/2.4kbps ÆÑ½º*) *ƯÁ¤ ´Ü¸»±â¿¡¼¸¸ 
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                      |  Applications |   
                      | data 
                        transfer; Internet; LAN and private network access; e-mail; 
                        fax; instant messaging; SMS; voice; crew calling; encryption; 
                        video-conferencing; store-and-forward video; remote monitoring; 
                        chart and weather updates; telemedicine; GMDSS |  | 
               
                |  ¼ºñ½ºº° Ä¿¹ö¸®Áö | 
               
                | 
                     
                      | Service | Coverage |   
                      | Voice (4.8 kbps) | Global |   
                      | Fax (9.6/64 kbps, 2.4 
                        kbps *) | Global |   
                      | MPDS (64 kbps) | Global |   
                      | ISDN (56/64 kbps) | Global |   
                      | ISDN (128 kbps) | Spot |  | 
               
                |  Mobile ISDN ¼ºñ½º¿Í Mobile Packet Data ¼ºñ½ºÀÇ 
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                | 
                     
                      | Mobile 
                        ISDN Service | Mobile 
                        Packet Data Service |   
                      | 64 kbps channel Àü¿ë¼± | 64 kbps channel °øÀ¯¼± |   
                      | PSTN/ISDN¿¡ Á¢¼Ó | IP networks¿¡ Á¢¼Ó |   
                      | Á¢¼Ó½Ã°£¿¡ µû¸¥ °ú±Ý(ÃÊ´ç) | µ¥ÀÌÅÍ Àü¼Û·®¿¡ µû¸¥ °ú±Ý (1Megabit´ç °ú±Ý) |   
                      | ´ë¿ë·® ÆÄÀÏÀü¼Û¿¡ ÀûÇÔ | °£ÇæÀûÀÎ ¼Ò·®ÀÇ µ¥ÀÌÅÍ Àü¼Û½Ã ÀûÇÕ |   
                      | È»óȸÀÇ | À¥ºê¶ó¿ì¡ |  
                      | À̸ÞÀÏ ´ÙÁßÀü¼Û | ¼Ò¿ë·®ÀÇ ´ÜÀÏ Ã·ºÎÆÄÀÏ À̸ÞÀÏ Àü¼Û |  |