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GATT´Â À§¼º DMB¿ë Gap FillerÀÇ ¼º´ÉÀ» °ËÁõÇÏ°í Gap Filler¸¦ °³¹ßÇÏ´Â °úÁ¤¿¡¼µµ ´Ù¾çÇÑ ½ÅÈ£ °ø±Þ ¶Ç´Â ¼º´ÉÃøÁ¤ ±â´ÉÀ» Á¦°øÇϱâ À§ÇÑ ÀåÄ¡ÀÔ´Ï´Ù.
À̸¦ À§ÇØ GATT´Â Gap FillerÀÇ ÀԷ½ÅÈ£¸¦ °ø±ÞÇϱâ À§ÇÑ TDM ½ÅÈ£¸¦ Á¦°øÇÏ°í, Gap FillerÀÇ Ãâ·Â ½ÅÈ£¿Í µ¿ÀÏÇÑ CDM ½ÅÈ£¸¦ Á¦°øÇÕ´Ï´Ù.
¶ÇÇÑ Gap FillerÀÇ ¼º´ÉÀ» °ËÁõÇÒ ¼ö ÀÖµµ·Ï Gap FillerÀÇ ½ÅÈ£¸¦ ¼ö½ÅÇÏ¿© ¿©·¯°¡Áö ¼º´ÉÀ» ÃøÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù.
- °íÇ°ÁúÀÇ Gap Filler °³¹ß
- ´Ù¾çÇÑ ÇüÅÂÀÇ ±âÁؽÅÈ£ Á¦°ø
- Gap Filler Modulator¿¡ ´ëÇÑ ¼º´É ºÐ¼® ±â´É Á¦°ø
- Gap FillerÀÇ ¼º´É ±Ô°Ý Á¦½Ã
- Gap Filler »ý»ê ¹× À¯Áö º¸¼ö¿ë Àåºñ ±â´É Á¦°ø

- Gap Filler¿¡ ±âÁØ ÀÔ·Â ½ÅÈ£¸¦ Á¦°ø ÈÄ Ãâ·Â´Ü¿¡¼ ¼º´ÉÀ» ºÐ¼®
- À§¼º DMB¿ë ´Ü¸»±â¿¡ ´Ù¾çÇÑ ÇüÅÂÀÇ ±âÁØ ½ÅÈ£¸¦ Á¦°ø
- GATT-4000BÀÇ ±¸Çö ±Ô°Ý
- TDM ¼Û½ÅºÎ ¿ä±¸ ±Ô°Ý :
EN 300 421 V1.1.2, ¡°Digital Video Broadcasting(DVB) framing structure, channel coding and modulation for 11/12GHz satellite services¡± - CDM ¼Û½ÅºÎ ±Ô°Ý :
ITU-R BO.1130.3, ¡°System description and selection for digital satellite broadcasting to vehicular, portable and fixed receiver in the bands allocated to BSS(sound) in the frequency range 1400-2700MHz"
- TDM ¼Û½ÅºÎ ¿ä±¸ ±Ô°Ý :
- GUI¸¦ ÅëÇÑ ¼Õ½¬¿î »ç¿ëÀÚ ÀÎÅÍÆäÀ̽º Á¦°ø
- TDM ½ÅÈ£ ¹ß»ý
- DVB-S ±Ô°Ý¿¡ µû¸£´Â TDM ½ÅÈ£ÀÇ ¹ß»ý
- TX Level Á¶Àý, C/N ºñÀ² Á¶Àý
- TX Frequency Á¶Àý
- CDM ½ÅÈ£ ¹ß»ý
- System-E ±Ô°Ý¿¡ µû¸£´Â CDM ½ÅÈ£ÀÇ ¹ß»ý
- TX Level Á¶Àý, Eb/No Á¶Àý, ä³Î ON/OFF ±â´É
- S-CDM ½ÅÈ£ ¼ö½Å ÃøÁ¤
- Data Demodulation ±â´É (SER)
- Code Domain PowerÃøÁ¤
- QPSK EVM (Error Vector Magnitude)
- Composite EVM (Rho)
- Gap Filler Delay Time ÃøÁ¤ ±â´É
- Signal Constellation Ç¥½Ã ±â´É
- Spectrum Ç¥½Ã ±â´É
- TDM Ãâ·Â
Ç× ¸ñ | ±Ô °Ý |
---|---|
Frequency | 1,476.5 MHz |
Minimum-Maximum Output Power | -65 dBm ~ -15 dBm |
Frequency Stability | ¡¾0.01ppm |
Harmonic Response | 45 dBc |
OBW | 25 MHz |
- CDM Ãâ·Â
Ç× ¸ñ | ±Ô °Ý |
---|---|
Frequency | 2642.5 MHz |
Minimum-Maximum Output Power | -20 dBm ~ 10 dBm |
Frequency Stability | ¡¾ 0.01ppm |
Harmonic Response | 60 dBc |
ACPR | 57 dB ¡¾ 3dB @ -10dBm ~ 10dBm |
CCDF | 9.5dB @ 0.01% / 11.1dB @ 0.0001% |
OBW | 20 MHz |
- CDM ÀÔ·Â
Ç× ¸ñ | ±Ô °Ý |
---|---|
Frequency | 2642.5 MHz |
Minimum-Maximum Output Power | -20 dBm ~ 10 dBm |
RSSI Á¤È®µµ | 0.5 dB |
- Spectrum ÀÔ·Â (CDM)
Ç× ¸ñ | ±Ô °Ý |
---|---|
Center Frequency | 2642.5 MHz |
Bandwidth | 50 MHz |
Minimum-Maximum Input Power | -10 dBm ~ 10 dBm |
Resolution Bandwidth | 30 KHz |
Dynamic Range | 50 dBc |
- Spectrum ÀÔ·Â (TDM)
Ç× ¸ñ | ±Ô °Ý |
---|---|
Center Frequency | 1476.5 MHz |
Bandwidth | 50 MHz |
Minimum-Maximum Input Power | -10 dBm ~ 10 dBm |
Resolution Bandwidth | 30 KHz |
Dynamic Range | 50 dBc |
- Main Board CPU
Ç× ¸ñ | ±Ô °Ý |
---|---|
CPU | MPC860 50MHz |
Memory | 64Mbytes |
Flash Memory | 16Mbytes |
Ether-Net | 10 Mbps |
COM | 4 x RS-232 Áö¿ø |
OS | Linux |
- Àü¸éºÎ

- ¨ç Power SW : ½Ã½ºÅÛ ON/OFF ½ºÀ§Ä¡
- ¨è LCD Pannel : ½Ã½ºÅÛÀÇ »óÅ display¿Í »ç¿ëÀÚ ÀÎÅÍÆäÀ̽º¿¡ »ç¿ëµÈ´Ù. »ç¿ëÀÚ ÀÎÅÍÆäÀ̽º´Â touch screenÀ¸·Î
±¸¼ºµÇ¾î ÀÖ¾î ´©±¸³ª ½±°Ô ½Ã½ºÅÛÀÇ Á¦¾î °¡´É - ¨é REF 10MHz Output : 10MHzÀÇ ³»ºÎ reference ½ÅÈ£¸¦ Ãâ·Â
- ¨ê REF 10MHz Input : 10MHzÀÇ ¿ÜºÎ ½ÅÈ£¸¦ ¹Þ¾Æ ½Ã½ºÅÛÀÇ reference·Î »ç¿ëÇÏ´Â ¸ðµå¿¡ »ç¿ëµÈ´Ù.
ÀÌ °æ¿ì »ç¿ëÀÚÀÎÅÍÆäÀ̽º¸¦ ÅëÇØ ¿ÜºÎ ½ÅÈ£¸¦ »ç¿ëÇϵµ·Ï ¼³Á¤ÇØ¾ß ÇÔ (»ç¿ëÀÚ Manual ÂüÁ¶) - ¨ë TDM Baseband I output : TDM ½ÅÈ£ÀÇ baseband ½ÅÈ£ÀÇ I CH. ½ÅÈ£ Ãâ·Â
- ¨ì TDM Baseband Q output : TDM ½ÅÈ£ÀÇ baseband ½ÅÈ£ÀÇ Q CH. ½ÅÈ£ Ãâ·Â
- ¨í TDM TX : 1,476.5MHz¸¦ Á᫐ ÁÖÆļö·Î ÇÏ´Â TDM ½ÅÈ£ÀÇ Ãâ·Â (½ÅÈ£ÀÇ ¼¼±â´Â -65dBm~ -15dBm)
- ¨î CDM RX : Áß½ÉÁÖÆļö°¡ 2.6525GHzÀÎ CDM ½ÅÈ£ÀÇ ÀÔ·Â Æ÷Æ® (ÀÔ·Â ·¹º§Àº -20dBm~10dBm)
- ¨ï CDM TX : Áß½ÉÁÖÆļö°¡ 2.6425GHzÀÎ CDM ½ÅÈ£ÀÇ Ãâ·Â Æ÷Æ® (Ãâ·Â ·¹º§Àº -20dBm ~ 10dBm)
- ÈĸéºÎ

- ¨ç keyboard : Keyboard Á¢¼Ó Æ÷Æ®
- ¨è Mouse : Mouse Á¢¼Ó Æ÷Æ®
- ¨é USB : USB Á¢¼Ó Æ÷Æ®·Î USB 1.1 ±Ô°Ý Áö¿ø
- ¨ê Ether-Net : Ethernet Á¢¼Ó Æ÷Æ®·Î 10/100BASE-T ±Ô°ÝÀ» Áö¿ø
- ¨ë RS232C: ½Ã¸®¾ó ÄÉÀÌºí ¿¬°á Æ÷Æ®·Î RS-232 ±â´ÉÀ» Áö¿ø
- ¨ì Power Fan : Àü¿ø ¸ðµâÀÇ ¹æ¿ÆÒ
- ¨í Power Module ON/OFF SW : Àü¿ø ¸ðµâÀÇ ON/OFF ½ºÀ§Ä¡
- ¨î AC Power ÀÔ·Â : 220V AC Àü¿ø ÀÔ·Â Æ÷Æ®
- ¨ï System FAN : ½Ã½ºÅÛ º»Ã¼¿¡ ´ëÇÑ ¹æ¿ÆÒ