wireless video transmitter for the helmet camera
COFDM Wireless HDMI hio Transmitter TX Transmission HDMI HD 1080P CVBS H264 Encoder COFDM-907T
COFDM Wireless HDMI hio Transmitter
COFDM Wireless HDMI hio Transmitter TX Transmission HDMI HD 1080P CVBS H264 Encoder COFDM-907T
TE COFDM-907T transmitt transmitter o te hoê ïa matini haponoraa itepiri vitiviti roa no te mau faaohiparaa hi'o e te mauihaa haponoraa faaroo maitai. Taa ê noa'tu te mau titauraa video e faaroo maitai a te pata hoho'a, te ra encoding, e mea teitei roa te faito o te mau titauraa. E e nehenehe e noaa i te H.264 teitei te maitai codec, te hoê hoho'a no te afata teata e tae atu i te matahiti 1920X1080P/60.
Tabula ohipa
Specification
| No te tapaoraa huna | H.264,MPEG-2 |
| Te tapea pinepine | 170Mhz ~ 930Mhz (adjustable o te taime e roaa i nia i te aniraa) |
| Ei materia modulation | COFDM / DVB-T |
| Noatu te mana Amplifier | 1TE MAU PARAU MOROMONA 2W 5W 10W (Tauihia i roto i te fare hamaniraa tau hamaniraa na mua a'e i te haponoraa |
| Reni ilawalawa rabana | 6MHz 7MHz 8MHz |
| Subcode oe modulation | QPSK, 16QAM, 64QAM |
| Hape i te numera o te faito | 1/2;2/3;3/4;5/6;7/8 |
| Tiai i te Ekalesia | 1/32，1/16，1/8，1/4 |
| Hio numera roro uira ra | 2Mbps ~ 22Mbps |
| Latency i te faanahoraa a te | 300 millisecond |
| Transmission ratou i te tahi No te faaohiparaa |
Te mau ratou i te tahi Faaohiparaa i te aroharaa maritime no te faaohiparaa Urban no te faaohiparaa paepae no te faaohiparaa |
| Ei materia compression | H.264/EI MATERIA MPEG-2 |
| Taio mahana i te manao | UART (115200 vahi/s) |
| Video-manao | HDMI, CVBS (faarooraa video) |
| Mau manao no te faaroo | Stereo, Te pae aui AL AR maitai |
| Tatararaa i te hohoa | 1080P/I(1920*1080) tuati 720 P / au,576API / AU,480API / AU,SD( vahi mau faito @ 25fram/S) |
| Vauvauraa hoho'a e tu'ati ra | 4API 1.25 Ripene no te niuniu vauvauraa, Vauvauraa tumu HDMI |
| Manao Voltage ratou i te tahi | 10V ~ 35VDC |
| Rave i te ohipa i te anuvera | -20~ + 65℃ |
| Haaputuraa maa a te | -40~ + 70℃ |
| Faito | 93mm × 56 mm × 23 mm(L × P × H) |
| Te amuiraa niu teimaha | 80g (I te mau) Including antenna 138g |
LED e te pinepine
| Te u LED | Nota | Taime |
| 1 0 0 | 1Te vai noa ra â te tahi atu mau mea i ni'a i te itenati, e te ohipa nei te tx; 2Tupohehia te 3 e te 3raa o te Blue LED | 503Mhz |
| 1 1 0 | 1Te vai noa ra â te tahi atu mau mea i ni'a i te itenati, e te ohipa nei te tx; 2Tei ni'a te 3raa o te Blue LED e te 3raa o te Blue LED tei te atea | 509Mhz |
| 1 0 1 | 1Te vai noa ra â te tahi atu mau mea i ni'a i te itenati, e te ohipa nei te tx; 2Ua hahi te 3raa o te Blue LED e tei ni'a te 3raa o te Blue LED | 515Mhz |
| 1 1 1 | 1Te vai noa ra â te tahi atu mau mea i ni'a i te itenati, e te ohipa nei te tx; 2Tei ni'a te 3 e te 3raa o te Blue LED | 521Mhz |
Faataa i te pine a TX
(a tapa'o atoa e, e mea ti'a ia outou ia faaohipa i teie niuniu uira no te faatere i te UART TX RX)
P1. No te faaroo L
P2. R no te faaroo
P3. Hio
P4. GND
P5. Vcc
P6. GND
P7. TX
P8. RX
Gallery
COFDM HDMI afata apo parau COFM-907r
| Te ture | DVB-T/DVB-T2 COFDM mau module i te rauraa 2 antenna | ||||
| Ei materia modulation | COFDM / DVB-T | ||||
| Turu i te Voltage | 12-24VDC | ||||
| Pinepine ratou i te tahi | 170MHz ~ 930MHz (adjustable, e tano 2.4-5.8G i nia i to outou aniraa) | ||||
| Reni ilawalawa rabana | 6MHz / 7MHz / 8MHz | ||||
| Subcode oe modulation | QPSK,16QAM,64QAM | ||||
| Tiai i te Ekalesia | 1/8, 1/4 | ||||
| Hape i te numera o te faito | 1/2;2/3;3/4;5/6;7/8 | ||||
| Faaararaa i te Impedance | 50Ω Unbalanced | ||||
| Ta te mana | Te horo ra:3Te mau parau Moromona Max. (PHPF 12V i roto i te); Standby: 0.5Te mau parau Moromona Max. (PHPF 12V i roto i te) | ||||
| Atea roa i te haavi vauvauraa | UART / IR | ||||
| Rave i te ohipa i te anuvera | -20℃ ~ + 50℃ | ||||
| Haaputuraa maa a te anuvera | -40℃ ~ + 65℃ | ||||
| Noatu i te faaroo | Stereo | ||||
| Hio huru faito | 16: 9; 4:3 | ||||
| A imi | A imi i te ravea tana, A imi i te Buka | ||||
| Hio noatu vauvauraa | CVBS, HDMI | ||||
| Te mana o te infrared | Buka NEC atea infrared afata apo parau | ||||
| Faito | 112mm × 67.5 mm × 22 mm | ||||
| Te mau parau | Paari signal no te raveraa i te mau huru vahi i te | ||||
TE MAU NOTA
Fatata 14 Te mau āpōse Te mau mana'o tauturu no te.
1W ua nava'i te reira no te hoê atearaa 1km. Tera râ, e hamani matou e 2W no te haapapû i te oro'a fariiraa maitai roa a'e.
Ua taai - atoa - hia te reira i te mau mea e haaati ra ia outou, LOS anei e aore râ, E NLOS, a hi'opo'a i ta tatou video hi'opo'araa, te vai nei e rave rahi mau tahua e mau fare.
No te taui i te mau haaparareraa mana'o taa ê no ni'a i te 500 MW, 1 Watt, 2 Watt, e aore ra, 10 Watts. E ere noa i te faatanoraa i te huru tupuraa i roto i te porotarama roro uira, E ti'a atoa ia outou ia taui i te faanahoraa Power amplifier i roto i te matini roro uira. Eita te reira e nehenehe e ohipa e e taui i te hopearaa matarohia, e mea taa ê te faito moni e te moni hoo o te afata auri.
Te huru o te mau mea e tupu pinepine nei, o te 503 Mhz, 509 Mhz, 521 Mhz, e te 521 Mhz no te ma'iti, e nehenehe te hoê pitopito i ni'a i te api parau e taui. Mai te mea e hinaaro mau outou i te hoê 1.3Ghz, e ti'a ia outou ia ma'iti i te tahi atu hoho'a (1.2G e aore râ, 1.4G). A faaite mai na ia matou i te mau tuhaa iti o ta oe aniraa.
Te vai noa ra te hoê uiraa?
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