IP mesh ad hoc transceiver OFDM Transmitter le e amohelang Wireless Video Data Transmission bakeng sa UAV Drone IP khamera.
IP mesh ad hoc transceiver OFDM transmitter receiver Transmission Wireless Video Data Transmission for drone IP camera
Tafole ea likateng
E kentsoe Drone
Tlhaloso ea Sehlahisoa
Sistimi ena e amohela mofuta o mocha oa "sub-broadband". “marang-rang a se nang mohala” e thehiloeng ntlha-to-ntlha, point-to-multipoint, le marang-rang a AD-Hoc. Joalo ka marang-rang a mokhatlo oa setsi sa mehala, Vcan1401 ke bohareng, ajoa, phetiso ea li-multi-hop, tsela e matla, bofokodi bo matla, le sistimi e ntle ea scalability wireless broadband. E sebelisa protocol ea eona ea ho tsamaisa ka hare. Jump forwarding e phethela puisano ea waelese lipakeng tsa nodes. Sistimi ea phetisetso ea marang-rang e phatlalalitsoeng ea Broadband e nang le protocol e sebetsang hantle ea MAC layer le protocol ea mekhahlelo e 'meli.. E na le ts'ebetso e ntle haholo ea sub-broadband, matla a matla a ho thibela tšitiso ea theknoloji ea tsamaiso, bokgabane bo phahameng, sebaka se selelele sa phetiso, matla a ho thibela ho fela, le bokgoni bo matla ba diffraction. E khona ho hlokomela mesebetsi ea phetisetso ea data ea nako ea 'nete le ea boleng bo holimo ka mokhoa o se nang mohala oa litsela tse peli libakeng tse rarahaneng le tse sa bonahaleng..
Ho tobana le phetiso ea puisano ea tlhahisoleseling ea li-drones, liroboto, le liforomo tsa likepe tse se nang batho libakeng tse rarahaneng, re latela melao-motheo ea moralo oa kakaretso, modularization, le maemo a ho phethahatsa phetiso ea nako ea nnete ea telemetry ka lebelo le phahameng, taolo ka thōko, le data ea ho patala ho tloha liteisheneng tsa taolo ea fatše ho ea ho liteishene tse se nang motho holim'a metsi Hammoho le ts'ebetso ea tšebelisano ea tlhahisoleseling lipakeng tsa liteishene tse se nang motho., tsamaiso e sebetsa ka ho tsoelang pele, ka botsitso le ka botshepehi nako e telele.
Sebopeho sa Theknoloji
- Ka mor'a hore seteishene se bohareng se buloe, ha ho hlokahale hore ho be le tlhophiso e rarahaneng ea tsamaiso. Ka mor'a ho bulela setšeng motlakase, e tla iketsetsa marang-rang, mme puisano e ka qalwa ka “metsotsoana”;
- Topology e sa reroang, phetiso ea li-multi-hop, phetiso ea phetiso;
- Litšobotsi tse utloahalang tsa node ka 'ngoe li ka hlophisoa ka mokhoa o bonolo;
- Hajoale, marangrang a tšoanang a maqhubu a ka tšehetsa khokahano ea 1024 nodes;
- Channel e patiloe ka AES;
- Boleng bo phahameng ba data bandwidth ke 32Mbps;
Tlhaloso ea lisebelisoa
- 1) Ho amohela thekenoloji ea thepa ea mahlale e itlhophileng ea lapeng, marangrang a lekunutu, poraefete puisano phetiso protocol, le khoutu e ikhethang ea kamahanyo.
- Theknoloji ea AES 128-bit encryption: Ka mor'a hore tlhahisoleseding ea tlhahisoleseding e patiloe ke AES, tlhahisoleseding pele ho encryption e ke ke ea fumanoa;
- Mofofisi oa sefofane sa OFDM le khoutu ea boemo ba data e qhekellang: Palo ea li-subcarriers tsa OFDM e bolokoa e le lekunutu, palo ea bafofisi ba lifofane e bolokoa e le lekunutu, mme boemo ba mofofisi bo bolokwa sephiring, ho etsa hore ho se khonehe ho fumana tlhaiso-leseling ea sefofane bakeng sa khakanyo ea kanale le ho lekanngoa ha domain frequency; mokhoa oa ho fetola sefofane le boemo ba data bo patiloe ka mokhoa ona, basebelisi ba seng molaong ha ba khone ho khetholla ka nepo maqhubu a sefofane le data.
- LDPC khoutu sebopeho sa sebopeho sa mantsoe: Sebopeho sa mantsoe a khoutu ea LDPC se kenyelletsa bolelele ba khoutu, tlhahisoleseding bit, le ho hlahloba hanyane; Liphetoho tsa boemo ba biti ea tlhahisoleseling le li-check bit li patiloe, mme basebelisi ba seng molaong ba ke ke ba khetholla ka nepo lipakeng tsa biti ea tlhahisoleseling le sekhechana sa ho hlahloba.
- Ho sebelisa mekhoa e mengata ea encryption le moralo oa modular;
- Bohareng le ho ajoa, mahono ohle a lekana ka maemo, 'me e ka iketsetsa marang-rang tlas'a maemo a rarahaneng a kang ho sireletsa batho ba sa boneng (NLOS) le motsamao wa lebelo le phahameng, le ho hlokomela puisano ea litsela tse peli tsa TDD;
- Tšehetsa topology efe kapa efe ea marang-rang joalo ka point-to-point, ketane, naledi, joalo-joalo, 'me e ka hlokomela tšebelisano ea nako ea sebele ea data ea marang-rang e mengata ea IP-based sub-broadband, data ea li-port tse ngata, le lintlha tse ling tsa multimedia;
- Multi-hop relay, node ka 'ngoe e ka tsamaea ka tšohanyetso le kapele, mme tsela e ka lokisoa hape ka matla ha topology ea sistimi e fetoha ka potlako;
- Tsamaiso e bonolo, tshebediso e tenyetsehang, tshebetso e bonolo, paballo e loketseng, le moralo oa IP kaofela (tšehetsa tse fapa-fapaneng ya data pepeneneng phetiso) etsa hore ho be bonolo ho hlokomela khokahano ea litsamaiso tse fapaneng, haholo-holo a loketse bakeng sa phetiso ya waelese kgaso le waelese narrowband marangrang ya data;
Technical di-parameter
- Khafetsa ea puisano: 14151465MHz (3G2.4G), fetolehang;
- Matla a phetiso: 2*30dBm (2*1The), 1dBm mohato o ka fetolehang;
- Mokhoa oa bandwidth: 4 / 8 MHz;
- mokhoa diileketerone: TDD-COFDM e nang le mefuta e mengata;
- Ho feto-fetoha ha molumo oa thepa: BPSK/QPSK/16QAM/64QAM (e ikamahanyang le maemo kapa e tsitsitseng);
- fumana nahanela: -110Phetiso ea tlhahisoleseling ea sethala sa seketsoana se sa tsamaisoang;
- Ho lieha ha phetiso: hoo e ka bang 2ms bakeng sa hop e le 'ngoe;
- Nako ea ho qala: supa-ho-supa, ntlha-to-multipoint≤5S (AD-Hoc nako ea ho qala 25S);
- Nako ea ho kena marang-rang: ka tlase ho 1 ea bobeli;
- Ho fetola tsela: ka tlase ho 1 ea bobeli;
- segokanyimmediamentsi sa sebolokigolo Data: boema-kepe ba marang-rang x 2, RS232 x 2;
- Phepelo ea matla a betri: 12V / 1;
- Tšebeliso ea matla ea mochine oohle: 6~ 12W, boemong ba 6W, ho amohela 8W, mojaro o felletseng o romella 12W;
- Ho sebetsa mocheso: -40~ + 70 ℃;
- Size: bolelele: 73mm* bophara 47mm* bophahamo 10mm;
- Weight: 60g,
Chate ea Boitsebiso
modulator |
1MHz bandwidth (Mbps) | 2MHz
kgonothebolo (Mbps) |
4MHz
kgonothebolo (Mbps) |
8MHz
kgonothebolo (Mbps) |
BPSK 1/2 |
0.38 | 0.7 | 1.25 |
2.15 |
QPSK 1/2 |
0.9 | 1.6 | 2.6 |
4.5 |
QPSK 3/4 |
1.6 | 2.7 | 4 | 7.1 |
16QAM 1/2 |
1.8 | 3.1 | 5.3 | 9.5 |
16QAM 3/4 |
2.2 | 3.9 | 8 |
14.2 |
64QAM 2/3 | 2.8 | 5.2 | 10.6 |
19.5 |
64QAM 3/4 | 3.8 | 6.4 | 12 |
21.5 |
64QAM 5/6 | 4.2 | 7.8 | 13.5 |
24 |
LBH Hape
Q: Ke hobane'ng ha transceiver ea seea-le-moea e bonahala e sebetsa ka metsotsoana 'me motlakase o tima kamehla?
A: Ka kopo, hlahloba phepelo ea motlakase, bakeng sa 2×5-watt PA ka hare, phepelo ea motlakase e lokela ho ba 16-26V ho 4.5A. Mohlomong phepelo ea motlakase ha ea lekana, ebe kamehla qala bocha. (2×1-watt kapa 2×2-watt hloka 12-18V)
Q: Hobaneng ke sa khone ho hokela sesebelisoa sa radio sa transceiver ka thapo ea marang-rang kapa ho fumana maikutlo a ping?
A: Aterese ea kamehla ea IP ea transceiver ea litsela tse peli ke 192.168.17.1.
Ka kopo etsa bonnete ba hore aterese ea IPV4 ea komporo ea hau e tšoana le karolo ea nete, ka mohlala, 192.168.17.xxx.
Ka kopo, seta monyako oa kamehla oa aterese ea IPV4 192.168.17.1.
Q: Na mesh ea hau ea mekhoa e 'meli ea transceiver e tšehetsa ho fetola maqhubu (le kanaleng) ka taelo ea UART AT?
A: E, ka kopo, thaepa litaelo tse ka tlase ho sesebelisoa sa serial port.
AT-API+ set
wlan.radio.0.lebitso phy0
wlan.radio.0.txpower 30 (amplifier ea matla, 30 e bolela 2-watts)
wlan.radio.0.kgonothebolo 10 (frequency bandwidth)
wlan.radio.0.le kanaleng 2 (sekanale)
QETELA-AT-API
(Linomoro 30, 10, le 2 ea taelo e ka holimo e lokela ho fetoha ho seo u se batlang palo. )
Q: Na seea-le-moea se tšehetsa ho tsubella/ho fetoha ka matla?
A: Re na le mefuta e mengata e ts'ehetsang tšebetso ea frequency hopping (FHSS). Litšenyehelo li fapane.
Mofuta oo u o rekileng ha o tšehetse frequency hopping. U ka khetha khafetsa ho tsoa setšoantšong se ka tlase. (Khetha leqepheng la webo kapa litaelo tsa AT)
Mesh Radio Transceiver Support Channel Frequency range
Q: A na nka fetola matla a fetisoang a fokolang?
A: Ehlile. Ha o ntse o leka sampole tšebetsong ntle le sebaka sa phetiso ea 'nete, ho molemo ho fetola matla a fokolang a phetiso ka laborateng.
20mW ke 13dBm
200mW ke 23dBm
1 Watts ke 30dBm
2 Watts ke 33dBm
5 Watts ke 37dBm
10 Watts ke 40dBm
20 Watts ke 43dBm
50 Watts ke 47dBm
100 Watts ke 50dBm
Q: A na web interface e ka ba le puo ea Senyesemane feela?
Hona joale e tšehetsa Senyesemane le Sechaena.
Q: Ke li-node tse kae tse ka tšehetsoang ke mesh?
A: E ts'ehetsa marang-rang a 32-node. Li-node tse ngata haholo li tla baka tsamaiso e phahameng ea tsamaiso 'me marang-rang a tla ba a sa tsitsang haholo. ka kakaretso, ho khothaletsoa li-node tse leshome le metso e 'meli.
Q: Na mosebetsi oa relay o fumaneha modem ena? haeba ho joalo, ho ka khoneha li-hops tse kae?
A: Ts'ehetso ea relay mosebetsi. Max 5 e tlolela moleng o le mong.
Q: Na re ka fokotsa sekhahla sa data ho eketsa bongata?
A: E.
Q: Na frequency band e tšehetsa 2280 Mhz ho 2380 MHz?
A: Sehlopha sa frequency ha se khone ho fihlela seo u se batlang hona joale. Ke 2310-2380Mhz feela e fumanehang.
Q: Ho thoe'ng ka encryption? Na u fana ka lintlha tsa kamehla tsa encryption?
Q: Ka kopo, re bontše setšoantšo bakeng sa maemo a masoba le boholo ba 2×1-watt PA mohlala.
Q: At this mesh IP radio, the new unit will be auto-joining my networking, how can we set authorization and protect our privacy?
A: If you have three or four robots, those who walk in the middle will serve as relays or repeaters for those who walk in the front. If you have three or four units, they can be auto-forming networking, so setting passwords is very important.
Ka kopo, sheba setshwantsho tlase.
Download
Vcan1401 mesh version serial port AT setting routine description.pdf