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Home > Á¦Ç°¼Ò°³  
¾Æ·¡ °¢ ¸Þ´º¸¦ Ŭ¸¯ÇÏ½Ã¸é ½Åû¸Þ´º³ª ÇØ´ç »çÀÌÆ®¸¦ ¹Ù·Î º¸½Ç¼ö ÀÖ½À´Ï´Ù Ŭ¸¯Çؼ­ »õâÀÌ ¶ß¸é µ¥¸ð½Åû Á¤º¸ ÀÔ·ÂÇØÁÖ¼¼¿ä Ŭ¸¯Çؼ­ »õâÀÌ ¶ß¸é ¿øÇÏ´Â ³»¿ëÀ» ÀÔ·ÂÇØÁÖ¼¼¿ä

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name
TIMS CDMA...¢Ñ»ó¼¼º¸±â hit: 2652
 ¸ðµ¨¸í : Tims530
 ºê·£µå :




½Ã½ºÅÛ º»Ã¼
TIMS CDMA ½Ç½ÀÀåºñ : Model Tims530
Ư¡
- ºí·Ï´ÙÀ̾î±×·¥À» ±âÃÊ·Î Direct Sequence Spread Spectrum CDMA Åë½Å ½Ã½ºÅÛÀ» 5°³ÀÇ ¸ðµâ·Î ±¸Çö

- CDMA °¢ ±¸¼º ºí·Ïº° ÆÄÇü°üÂûÀÌ °¡´É

- Wireless Channel Module (Additive White Gaussian, Rayleigh Fading)À» ÀÌ¿ëÇÑ ½ÇÁ¦ÀûÀÎ À̵¿Åë½Å ȯ°æ

- ±âÁ¸ÀÇ TIMS ¸ðµâ°ú ¿¬µ¿ÇÏ¿© Ãß°¡ÀûÀÎ ¾Æ³¯·Î±×/µðÁöÅÐ ½ÇÇè °¡´É

- FPGA / ¹ü¿ëDSP·Î ±¸ÇöµÇ¾î À־ User Programmable ÇÕ´Ï´Ù.

- FPGA / DSP Training Kit ¿ëµµ·Î ÃʽÉÀÚÀÇ ±³À°¿¡ Ȱ¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.

- ÃøÁ¤µÈ data´Â PC¿¡¼­ Pico °èÃø±â¸¦ ÅëÇØ ÆÄÇü, ½ºÆåÆ®·³À» µ¿½Ã¿¡ °üÂûÇÒ ¼ö ÀÖ¾î ±³À°Àû È¿°ú°¡ Ź¿ù

- Equalizer, PLL etc µî °í±Þ µðÁöÅÐ Åë½Å¸ðµâ·Î È®ÀåÀÌ °¡´ÉÇÏ¿© ¿¬±¸¿ëÀ¸·Îµµ »ç¿ëÀÌ °¡´É.

CDMA ¸ðµâ 5°³ÀÇ Àü¸éºÎ



½Ç½À¹üÀ§
½ÇÇè°úÁ¦ 1 : INTERLEAVING / DEINTERLEAVING
- BLOCK INTERLEAVERÀÇ ±¸Á¶¿Í µ¿ÀÛ ¿ø¸®ÀÇ ÀÌÇØ
- DEINTERLEAVER ÀÇ ±¸Á¶¿Í µ¿ÀÛ ¿ø¸®ÀÇ ÀÌÇØ
- ÀԷ½ÅÈ£¿Í º¹¿øµÈ ½ÅÈ£°¡ °°À½À» È®ÀÎÇÏ°í °¢ °úÁ¤ÀÇ ÆÄÇüÀ» È®ÀÎÇØ º»´Ù
½ÇÇè°úÁ¦ 2 : Walsh Modulator/ Walsh Demodulator
- Walsh Modulator ÀÇ ±âº» ¿ø¸®¿Í ±¸Á¶¸¦ ¾Ë¾Æº»´Ù.
- Walsh Modulator ÀÇ ±âº» µ¿ÀÛ¿ø¸®¸¦ ÀÌÇØÇÑ´Ù.
- TIMS ¸ðµâÀÇ Ãâ·Â´ÜÀÚ¿¡ ³ª¿À´Â ÆÄÇü°ú ÀÌ·ÐÀ» ºñ±³ ºÐ¼®ÇØ º»´Ù.
½ÇÇè°úÁ¦ 3 : È®»ê/¿ªÈ®»ê (Spreading / Despreading)
- CDMA¿¡¼­ Spreading ÀÇ ¸ñÀû¿¡ ´ëÇÑ ÀÌÇØ
- ¿ø ½ÅÈ£¿¡ ´ëÇØ Spreading ÇÏ´Â °úÁ¤ÀÇ ÀÌÇØ
- ´ë¿ª È®»ê Åë½Å (Spread-Spectrum Communication)¿¡ ´ëÇÑ ÀÌÇØ
½ÇÇè°úÁ¦ 4 : PN Code¸¦ ÀÌ¿ëÇÑ SECURITY
- PN SequenceÀÇ ±âº» °³³ä ¹× ¿ø¸®ÀÇ ÀÌÇØ
- PN USER ¸¦ ´Þ¸® ÇßÀ» °æ¿ì ½ÅÈ£ º¹¿øÀÇ °ü°è¸¦ ÀÌÇØÇÑ´Ù
- ¿ø ½ÅÈ£¸¦ º¹¿øÇϱâ À§ÇÑ ¼Û½ÅÃø°ú ¼ö½ÅÃøÀÇ PN Á¶°ÇÀ» ÀÌÇØÇÑ´Ù
½ÇÇè°úÁ¦ 5 : CHANNEL - Random Noise Generation
- Gaussian Noise Generation¿¡ ´ëÇÑ ÀÌÇØ
- Rayleigh Noise Generation¿¡ ´ëÇÑ ÀÌÇØ
½ÇÇè°úÁ¦ 6 : CHANNEL - ÆäÀ̵ù È¿°ú
- Wireless Channel¿¡ ´ëÇÑ ÀÌÇØ
- ´ÙÁß °æ·Î Áö¿¬¿¡ ÀÇÇÑ ÆäÀ̵ùÀÇ ÀÌÇØ
½ÇÇè°úÁ¦ 7 : PN ÄÚµå ȹµæ ¹× ÃßÀû
- µ¿±â ÀνÄÀÇ ¹æ¹ý¿¡ ÀÎÇÑ pn ÄÚµå ÃßÀû ÀÌÇØ
- µ¿±â Æ÷ÂøÀÇ °³³ä ÀÌÇØ
½ÇÇè°úÁ¦ 8 : CDMA Transmitter
- CDMA ¼Û½Å°úÁ¤ÀÇ ÀÌÇØ
½ÇÇè°úÁ¦ 9 : CDMA Receiver
- CDMA ¼ö½Å°úÁ¤ÀÇ ÀÌÇØ
½ÇÇè°úÁ¦ 10 : Wireless CDMA system½ÇÇè
- TIMSÀÇ modulator /demodulator ¸ðµâ, Antenna ¸ðµâ°ú CDMA add-on moduleÀ» °áÇÕÇÏ¿© wireless CDMA ½Ã½ºÅÛÀÇ ¼Û¼ö½Å °úÁ¤À» ÀÌÇØ
±âŸÀÀ¿ëºÐ¾ß (¿É¼Ç Ãß°¡½Ã)
Modulation
Demodulation
Wireless Communication
Power control
FPGA Training
DSP Training
CDMA ½Ã½ºÅÛÀÇ ±¸¼º°ú ±Ô°Ý
1) °íÁ¤¸ðµâ(Tims801ÀÌ¿ë½Ã)
Frequency /event counter
- Inputs : Analog 1Hz to > 500kHz
- Digital 1Hz to 10MHz, event count 9999Max
Master Oscillator Module
- 100kHz Carrier Oscillator, quadrature sine wave
- outputs and a digital output, 8.3kHz Sampling Clock, digital output.
- 2kHz Message Signal, Sine wave output.
Buffer Amplifiers : 2 variable gain buffers.
Variable DC : +/-2V DC output
Power Supply
- Input : 110V, 220V, 240V
- AC : 50/60Hz
- Output : bipolar + 15V, -15V DC ;2.25A
2) CDMA ¸ðµâ
Àü¼ÛºÎ
- Sequence Generator, Block Interleaver, Walsh Modulator ¸ðµâ
- PN Code Generator ¸ðµâä³ÎºÎ
- Channel ¸ðµâ
- Noise ¸ðµâ
- Fading ¸ðµâ
¼ö½ÅºÎ
- PN Correlator ¸ðµâ
- RAKE Receiver/Block Deinterleaver ¸ðµâ
3) CDMA Çϵå¿þ¾î ±Ô°Ý
Channel Additive White Gaussian
Rayleigh Fading
Target Chip DSP TI TMS320C31
FPGA Xilinx XCS20, XCS30
Software DSP Standard ANSI C
DSP Assembly
FPGA Xilinx Foundation
( Schematic, VHDL )
ROM DSP(int.) EPROM (512 Kbits)
DSP(ext.) Boot ROM
Xilinx SPROM (1 Mbits)
RAM(DSP) Internal Two 32 Kbits Block
External SRAM (4 x 256 Kbis)
Cache DSP 64 x 32 bits
Clock DSP 40/50/60 MHz
Xilinx 40/60 MHz
Input Impedance ~ 60 W
Output Impedance 1 MW ~
PC Interface Parallel Port
DSP Emulator
XactStep X-Checker
Data
Acquisition
ADC 12 Bit , 333 ksps
DAC 12 Bit , 4 Channel
Condition 0¡ÆC ~ 85¡ÆC
External Power Voltage +15V, -15V, 5V
Current 2~3 A
Display Xilinx 7-Segment x 4
8 Bit LED array
DSP 4 Bit LED array
Dimension 160 x 100 mm (Euro Standard)


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