自组网宽带电台 IP mesh video data network transmitter transceiver
![IP mesh video ntaub ntawv network transmitter transceiver Ad hoc network broadband xov tooj cua thiab receiver Ad Hoc Network Broadband Radio IP mesh wireless video transmitter and receiver](https://i0.wp.com/ivcan.com/wp-content/uploads/2022/01/Ad-Hoc-Network-Broadband-Radio-IP-mesh-wireless-video-transmitter-and-receiver-1.webp?resize=947%2C946&ssl=1)
Cov Lus Qhia
ib,cov khoom piav qhia
Qhov system no siv hom tshiab ntawm broadband "wireless mesh network" raws li kev sib txuas lus mesh。MP-D Link raws li mobile ad hoc network,Nws tsis yog nyob ntawm lub network infrastructure uas twb muaj lawm,Txhawb txhua lub network topology,Sib txawv ntawm ib txwm wireless networks,Nws yog ib qho centerless、faib、Multi-hop relay、Dynamic routing、Wireless broadband system nrog muaj zog ciaj sia taus thiab zoo scalability,Kev siv sab hauv ntawm nws tus kheej routing raws tu qauv, Ua kom tiav kev sib txuas lus wireless ntawm cov nodes los ntawm kev sib txuas lus wireless multi-hop。Self-organizing faib broadband wireless network kis tau tus mob nrog npaum MAC txheej kis raws tu qauv thiab ob-txheej routing raws tu qauv。Tag nrho cov nodes yog tag nrho sib npaug,Tsis xav tau infrastructure,Nws tuaj yeem tsim kom muaj kev sib koom ua ke ntawm tus kheej ntawm lub xov tooj ntawm tes,Muab kev sib txuas lus hloov pauv sai sai,Muaj kev ua tau zoo broadband zoo,Txhawb ntxiv video encoding、Real-time kis ntawm cov ntaub ntawv multimedia xws li audio coding。System technology muaj zog tiv thaiv kev cuam tshuam、High spectral efficiency、Ntev kis tau tus mob、Anti-fading muaj peev xwm、Qhov zoo xws li muaj peev xwm diffraction muaj zog。Yuav ua tau complex、Lub sijhawm tiag tiag hauv ib puag ncig uas tsis yog kab ntawm kev pom、High-zoo wireless ob-txoj kev cov ntaub ntawv kis tau tus mob muaj nuj nqi。
Ntsib drones nyob rau hauv complex ib puag ncig、neeg hlau、Lub nkoj tsis muaj neeg tsav nkoj、Emergency Individual、On-board platform cov ntaub ntawv kev sib txuas lus kis tau tus mob,Peb ua raws li generalization、Modular、Cov qauv tsim qauv tsim qauv,Paub txog kev ntsuas tej thaj chaw deb ntawm unmanned terminals ntawm ntau qhov chaw dej los ntawm cov chaw tswj hauv av、tswj chaw taws teeb、High-speed real-time kis tau tus mob ntawm payload cov ntaub ntawv thiab cov ntaub ntawv sib koom tes thiab kev sib cuam tshuam muaj nuj nqi ntawm unmanned terminals,System nyob rau hauv tas li mus ntev、ruaj khov、Txhim khu kev ua haujlwm。
ob,Technical yam ntxwv
*Tsis tas yuav teeb tsa lub chaw nres tsheb hauv nruab nrab thiab kev teeb tsa txoj haujlwm nyuaj, tsis siv neeg sib txuas tom qab pib ntawm qhov chaw,"2 theem" pib kev sib txuas lus ;
* Arbitrary topology、Multi-hop relay、Relay xa mus ;
* Cov cwj pwm zoo ntawm txhua qhov node tuaj yeem hloov kho tau yooj yim;
* Tam sim no, tib lub network zaus tuaj yeem txhawb kev sib tshuam ntawm 32 nodes ;
* Cov channel siv AES encryption;
* System data bandwidth ncov yog 90Mbps;
peb,Khoom piav qhia
1) Txais siv cov cuab yeej cuab tam kev txawj ntse hauv zos,Private network,Siv kev sib txuas lus ntiag tug raws tu qauv,Cim synchronization code。
★ AES 128-ntsis encryption technology:Tom qab cov ntaub ntawv cov ntaub ntawv yog encrypted los ntawm AES,Ua kom nws tsis yooj yim sua kom tau txais cov ntaub ntawv ua ntej encryption;
★ OFDM pilot zaus thiab cov ntaub ntawv qhov chaw scrambling code encryption:Tus naj npawb ntawm OFDM subcarriers yog khaws cia zais cia、Tus naj npawb ntawm cov kws tsav dav hlau tsis pub leej twg paub、Pilot txoj haujlwm tsis pub lwm tus paub,Ua kom nws tsis yooj yim sua kom tau txais cov ntaub ntawv tsav tsheb rau kev kwv yees channel thiab zaus sib npaug sib npaug;Tus tsav zaus thiab cov ntaub ntawv txoj hauj lwm hloov txoj kev txais txoj kev encryption,Cov neeg siv tsis raug cai tsis tuaj yeem paub qhov txawv ntawm tus tsav thiab cov ntaub ntawv kom raug。
★LDPC code lo lus qauv encryption:LDPC codeword qauv nrog rau code ntev、Cov ntaub ntawv me ntsis thiab parity me ntsis;Txoj hauj lwm hloov ntawm cov ntaub ntawv me ntsis thiab kos me ntsis yog encrypted,Cov neeg siv tsis raug cai tsis tuaj yeem paub qhov txawv ntawm cov ntaub ntawv me ntsis ntawm daim tshev me ntsis kom raug。
2) Siv ntau txoj kev encryption,Modular tsim;
3) Wireless Mesh Network;Tsis muaj chaw、faib,Tag nrho cov nodes yog sib npaug,Yuav siv tau los npog tsis-line-of-sight (NLOS)、Nyob rau hauv complex tej yam kev mob xws li high-ceev txav,Kev koom tes nrog tus kheej,Paub TDD transceiver ob txoj kev sib txuas lus;
4) Txhawb point-to-point、Cov saw、Lub hnub qub、Txhua lub network topology xws li mesh thiab hybrid,Tau paub ntau-channel IP-raws li lub suab meej、Cov ntaub ntawv dav dav、Real-time kev sib cuam tshuam ntawm cov ntaub ntawv multimedia xws li cov yeeb yaj kiab siab;
5) Co-frequency sensing networking (hauv perfection)、Multi-hop relay,Txhua lub node tuaj yeem txav tau yooj yim thiab nrawm,Thaum cov txheej txheem topology hloov pauv sai, cov routing tuaj yeem hloov kho kom zoo raws li qhov xav tau;
6) Yooj yim rau deploy、Yooj yim rau siv、yooj yim siv、Yooj yim khaws cia,Thiab tag nrho-IP tsim (txhawb ntau yam ntaub ntawv pob tshab kis tau tus mob) yog ib qho yooj yim kom paub txog kev sib txuas lus thiab kev sib txuas lus ntawm heterogeneous systems.,Tshwj xeeb tshaj yog tsim nyog rau kev sib txuas lus wireless、Wireless video soj ntsuam;
Plaub、 Cov khoom siv technical parameters
1) Technical zoo
- Ntev kis tau tus mob:Txais LDPC channel coding、Space-time coding、Transceiver ntau haiv neeg thiab lwm yam technologies,ntes
Tau txais rhiab heev tuaj yeem ncav cuag -98dBm,Module 1W kis tau tus mob lub zog (5W / 10W / 20W / 50W lub zog thiab cov duab tuaj yeem kho tau),Hauv av-rau-huab cua / cua-rau-huab cua kab-ntawm-pom kev sib txuas lus tuaj yeem ncav cuag 14km (100 meters hauv qhov siab qhov sib txawv ntawm kev xa thiab txais),Kev sib txuas lus hauv av-rau-hauv av tuaj yeem ncav cuag 1.2 km (ob qho tib si kis tau tus mob thiab tau txais qhov siab yog 2 meters),Nws kuj tseem muaj kev cuam tshuam zoo dua los tiv thaiv kev cuam tshuam ntau yam thiab muaj peev xwm muaj zog diffraction nyob rau hauv qhov tsis yog-kab-ntawm-pob pom ib puag ncig;
- Siab kis tau tus mob:Txais BPSK/QPSK/16QAM/64QAM hloov kho、Tau txais cov ntsiab lus
Ua ke technology,Peak tus nqi mus txog 90Mbps,Haum rau multi-hop kis tau tus mob loj lag luam ntim;
- Loj network:Dynamic faib ntawm cov peev txheej channel,Qhov kev sim tiag tiag tuaj yeem txhawb nqa 32 nodes rau kev sib tham;
- Ntau relay hops:Kev ntsuas video relay hop suav tuaj yeem ncav cuag 8 hops,Nthuav cov kev pab cuam network,nce
Kev siv zog ntawm kev siv network muaj zog;
2) Cov yam ntxwv
- Software Architecture:Centerless raws li IP system、Distributed Wireless Ad Hoc Network;
- Anti-multipath cuam tshuam:TDD-COFDM multi-carrier modulation muaj zog tiv thaiv multipath cuam tshuam;
- Muaj peev xwm diffraction:Nws muaj zog diffraction thiab nkag mus rau lub zog;
- Dynamic routing:Txheej 2 Intelligent Routing raws tu qauv;
- yooj:Muaj zog scalability,Nodes tuaj yeem koom nrog thiab tawm;
- Mobility:Qhov siab tshaj plaws txav ceev ntawm qhov ntsuas no yog ≥200 km / h;
- Kev kho tus kheej:Kev puas tsuaj rau lub davhlau ya nyob twg tus kheej yuav tsis cuam tshuam rau kev ua haujlwm ntawm lub network,Nws muaj peev xwm tiv thaiv kev puas tsuaj;
- Kev ua haujlwm hom:Lub hnub qub network、Mesh network、Chain net、peer to peer,Point-rau-multipoint,Multipoint rau multipoint;
- IP pob tshab kis tau tus mob:Txhawb network chaw nres nkoj ~ network chaw nres nkoj、Network chaw nres nkoj ~ Serial chaw nres nkoj、IP pob tshab kis tau los ntawm serial chaw nres nkoj mus rau serial chaw nres nkoj;
- Internet nthuav dav:Ua kom muaj txiaj ntsig nthuav dav hauv Internet,Txhua lub davhlau ya nyob twg hauv lub network tuaj yeem siv los ua lub rooj vag,Txhua qhov ntawm ad hoc network tuaj yeem nkag mus rau Is Taws Nem los ntawm lub rooj vag ntawm qhov chaw;
- Spectrum swb:Nrog spectrum scanning muaj nuj nqi,Saib kev siv spectrum tam sim no,Qhia txog kev cuam tshuam;
- Configuration tswj:Cov channel muaj nyob rau hauv xov tooj cua、bandwidth、zog、tus nqi、IP,Qhov tseem ceeb thiab lwm yam parameter yuav tsum tau teem;
- Cov xwm txheej zaub:Dynamically tso saib network topology、Txuas qhov zoo、Teeb liab lub zog、Environmental suab nrov, thiab lwm yam.;
5.1 Drone、Neeg hlau module
- Kev sib txuas lus zaus:1415~ 1465 MHz,1MHz kauj ruam adjustable;
- Xa lub zog:2*30dBm (2 * 1W),1dBm kauj ruam adjustable;
- Bandwidth hom:5 / 10 / 20 /40MHz;
- Tes taws los piav:Multi-carrier TDD-COFDM;
- Carrier modulation:BPSK/QPSK/16QAM/64QAM (adaptive or fixed);
- Tau txais rhiab heev:-98dBm @ 10MHz;
- Kev sib txuas lus nrug:30km (hauv av-rau-air/air-rau-air kab-ntawm-pom),10km (hauv av-rau-hauv av kab ntawm pom);
- Kev sib txuas lus tus nqi:Peak 90Mbps (adaptive);
- Kev xa tawm qeeb:Ib leeg dhia txog 2ms;
- Multi-hop peev xwm:Video mus txog 8 dhia;
- Pib Sijhawm:≤ 25S;
- Lub sijhawm nkag mus:Tsawg dua 1 thib ob;
- Routing hloov:Tsawg dua 1 thib ob;
- Cov ntaub ntawv interface:Network chaw nres nkoj x 2,RS232x ua 2;
- Roj teeb muaj zog:12V / 1;
- Tag nrho lub tshuab fais fab siv:6~ 12 W,Standby 6 W,Txais 8 W,Xa 12W ntawm tag nrho cov load;
- Kev tiv thaiv qib:IP65;
- Ua haujlwm kub:-40~ + 70 ℃;
- qhov loj:ntev:73mm * dav 47mm * qhov siab 10mm;
- Nyhav:60g