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Ʒչʾҳ > Ʒչʾ > ѧʵ >

SG-1031ͨԭʵ䣨ģ黯


ƷϸϢ

ʵϵͳȫߵԺУͨ༰רҵʵһͨԭʵ豸

һƷص

Ƕʽģ黯ƣģȶ໥ϵͳϷذװϣģȽ͸Уܱ·ܹ۲쵽Ӧ·ͬʱɹûԼӦģ飬㣬Լѣ

ʵͨͬģϳɻϵͳزϵͳͨϵͳƵͨϵͳȶͨʵϵͳѧͨϵͳ

οʵ鿪ǿɶο࣬еƬDSPҲCPLDģɱ̵·ȣȫγơҵƵҪ

òƷԿ衶ͨԭγ̵ʵ飬һԿ衶ͨԭƶͨšƵͨšȿγ̵ʵ飬ѧ˽ִͨż

ʵһʽƽ̨ѧγʵ飬һڿγơҵơƴȣͬʱʦҲøƽ̨һЩо

Ʒµ

״ͨԭʵʵ˶·DS-CDMAʵϵͳ

ʵʵ˼׵Ƶ׷ܣͨ˫ʾ۲⡢ʵźŵƵԡ

ʵ˶ֵƽͨASKFSKPSKȶƵƽGSMϵͳʹõGMSKCDMA2000ϵͳʹõπ/4Ƽأπ/4—DQPSKȶֵƽ

ʱָ÷ʽʵʵ̨֮ȫ˫ͨš

ʵ书

źԴΪʵϵͳṩ׵ĸֺģźԼźţն˲жʵϵͳͨĺû

1ģźԴ

ƵʡȿɵƵʾ

ҲDzݲ1Hz50KHz

  ȣɴ20Vpp

2ƵҲ 32KHz64KHz1MHzȿɵɴ4V

3NRZ룺Ԫʿɵ24λͨÿͣͨƵѡʣƵΪ19999

4ƵźţP8KHz8KHz32KHz64KHz256KHz1024KHz24M

5λͬźBSƵʿɿأ

62BSźţ2λͬźţ

7֡ͬźFSխƵλͬźƵʵ1/24

8PN룺α룬N=15N=31N=511mУ

9źţͲƬźţŴ󣬶ͨԭʼźĶԱжͨĺû

10նˣ÷ͬʱʾ·24λµNRZ룻ɽԭʼֻźյֻźŷֱ·ͬʱʾ鷢ܵжϽյźǷ룬жͨϵͳͨĺû

11Դṩʵ+12V/1A-12V/1A+5V/3A-5V/1AԴ

1ԭʵ

1Ƶ׷ģ 

ܡص㣺

ʵźŵƵ׼и١߾ݲɼ

ٸ٣߿ɴ20M߾ȣ10λݲɼ

ڿͨPCͨţ

ԤCPLDDSPչ˿ڣڶο

2PAM/AMģ

ʵݣ

ٳ֤ʵ顣

ȵʵ飨PAM

۳˫ߴʵ飨AM

ز˫ߴƣDSB-SC

ݶܰ첨Բԣ

޳˫ߴزԱȽϡ

3ģźֻģ

ʵݣ

PCMʵ飻

CVSDʵ飻

ӦADPCMʵ顣

4ͱ任ģ

ܡص㣺

ֵͻ͵ı任뷴任

ʵݣ

RZ任뷴任ʵ飻

BRZ任뷴任ʵ飻

BNRZ任뷴任ʵ飻

CMI任뷴任ʵ飻

HDB3任뷴任ʵ飻

BPH任뷴任ʵ飻

AMI任뷴任ʵ飻

ԤCPLDչ˿ڣڶο

5ŵģģ

ģֵŵ,DSPʵʱƱ롣

ʵݣ

ŵģʵ飻

ڸ˹ŵģʵ飻

۴ŵģʵ飻

̶ܹŵģʵ飻

ͼʵ飻

޲Ʊ루룩ʵ飻

οʵ飨ʵȣԤCPLDDSPչ˿ڣڶο

6ֵģ

ʵݣ

ٶصƣ2ASKʵ飻

ڶƵصƣ2FSKʵ飻

۶صƣ2PSKʵ飻

ܶƲصƣ2DPSKʵ顣

7ֽģ

   ʵݣ

ٶؽ2ASKʵ飻

ڶƵؽ2FSKʵ飻

۶ؽ2PSKʵ飻

ܶƲؽ2DPSKʵ顣

8໷ģ

ʵݣ

555ʱӲʵ飻

ڻ໷ʵ飨ɹ۲̬ͬ׽̬̬

Ƶʺϳʵ飨Ƶ1999

9ͬȡģ

ô໷ȡλͬ֡ͬźţÿ˹˹ȡͬزźš

ʵݣ

ٴ໷ʵ飻

λͬźȡʵ飻

֡ͬźȡʵԼͬϢӰ죻

ͬزźȡʵ顣

10ʱָģ

·ʱָ⸴ã

ʵݣ

ٶ·PCMʵ飻

·źʱָʵ飻

ʱָźŽ⸴ʵ飻

ԤCPLDչ˿ڣڶο

2ͨϵͳɫʵ飨ۺʵ飩

1ִֵģ

ԤCPLDο˿ڣڶο

ʵݣ

СƵƼأMSKʵ飻

ڸ˹˲СƵƼأGMSKʵ飨BbTs=0.3BbTs=0.5ʽ

ƼأQPSKʵ飨ABַʽ

ܽƼأOQPSKʵ飨ABַʽ

ƼأDQPSKƣABַʽ

π/4Ƽأπ/4DQPSKʵ飻

߶οʵ   

2ִֽģ

ԤCPLDο˿ڣڶο

ʵݣ

СƵƼأMSKʵ飻

ڸ˹˲СƵƼأGMSKʵ飨BbTs=0.3BbTs=0.5ʽ

ƼأQPSKʵ飨ABַʽ

ܽƼأOQPSKʵ飨ABַʽ

ƼأDQPSKʵ飨ABַʽ

π/4Ƽأπ/4DQPSKʵ飻

߶οʵ顣

3绰ͨģ

绰ӿڣģźֻʱָģʵһŵ绰ȫ˫ͨţPCڣʱָģʵһŵ̨PCȫ˫ͨš

ʵݣ

ٵ绰ӿʵ飻

ڼӿʵ飻

۵绰ͨʵ飻

ܼͨʵ顣

3ƶͨŻʵ

ƶͨŻģCDMA

glodƵ·źƵƺӣڽնѡͬgoldпɷֱ·źţʵֶַ

ʵݣ

mкGoldеԣ

GoldеغͻԵĹ۲죻

ӳͺ໷DLLļߣ

ƵIJ٣޹Ƶ£

ƵIJ٣йƵ£

޹۲źƵǰױ仯

߹۲ƵPSKƵ׼Σ

۲·ƵźŵӺ׼Σ

Ƶ

ֶַ

Ƶ붨ʱƫƶԽӰ죻

խźŶԽӰ졣

עֽģPSKʹá

زƷ
SG-TS01Ƶͨۺʵʵѵϵͳ
SG-5286K Ƭ΢ʵ
SG-598PCI ִƬ΢EDAۺʵ鿪ϵͳ

SG-598PAPCI ִƬ ΢EDAۺʵ鿪ϵͳ
SG-598KC ͵Ƭ΢ʵ鿪ϵͳ
SG-598KB Ƭ΢һʵ鿪ϵͳ
SG-598K/598K+ ǿһƬ΢ʵ鿪ϵͳ
SG-52H/52H+ ǿ͵Ƭʵ鿪ϵͳ
SG-8086KB ΢ԭӿʵ
SG-5210K๦ܵƬʵ鿪ϵͳ
SG-1031ͨԭʵ䣨ģ黯
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SG-CPTH+ ԭϵͳṹʵ
SG-86PCI ΢ԭӿʵϵͳʵ
SG-XH1źϵͳۺʵ
SG-111ͨԭʵƽ̨ͣ
SG-425΢ۺʵϵͳ

SG-8653͸Ƶ·ʵ
SG-8643̿ؽۺʵ
SG-950A·ʵ
SG-950·ʵ
SG-8640EͿƿʵƽ̨
SG-CB08綯DZʵѵװ
SG-940繤ʵ
SG-X2ɱ̿ʵ
SG-EH52ܵƬʵ鿪ϵͳ
SG-8051Ƭʵ
SG-A2ģ·ʵ
SG-1121ͳ̿ؽʵƽ̨ϵͳ
SG-1033ͨԭۺʵ
SG-1032ͨԭۺʵ䣨ִͨżʵƽ̨
SG-3200DPS桢ѧʵϵͳ
SG-SD6ֵ·ʵ
SG-SD1ֵ·ѧϰ
SG-811Bʵ
SG-A6ģ·ʵ
SG-XH3źϵͳźŴƽ̨
SG-SAD֡ģ·ʵ
SG-GPƵģ·ʵ
SG-E801EDAʵ鿪ϵͳ
SG-SAE硢ģ硢EDAۺʵϵͳ
SG-52EHµƬEDAۺϿʵ
SG-ATCԿԭʵ
SG-SD2ֵ·ʵ
SG-X1PLCɱ̿ʵ
SG-QC112ӵ·ʵ
SG-6410ֵ·ʵ
SG-6411ģ·ʵ
SG-8051Ƭʵ
SG-EH52ܵƬʵ鿪ϵͳ
SG-950·ʵ
SG-940繤ʵ
SG-1034ƶͨʵѧʵ

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