COFDM IP mai watsa bayanai mara waya
COFDM IP mara igiyar watsa bayanai na bidiyo mai watsa shirye-shiryen watsawa ta hanyar hanyar sadarwa ta hanyar sadarwa ta hanyar sadarwa ta hanyar hanya ɗaya ta Vcan1816
- Masu watsa cofdm na gama gari sune abubuwan shigar da siginar bidiyo kamar HDMI, CVBS, SDI, ya da AHD. Wannan nau'in watsawa ne na gaskiya wanda zai iya tallafawa kyamarori na IP da goyan bayan bidiyo da bayanai ta hanyar cofdm.
- Haɗe tare da wannan mai watsa bayanan bidiyo na cibiyar sadarwa na COFDM shine tsarin karɓar COFDM, wanda zai iya gane HDMI da CVBS fitarwa, kuma yana iya fitar da bidiyo zuwa kwamfuta, RTSP, ko mai kunnawa UDP ta hanyar tashar hanyar sadarwa ta IP RJ45.
- Babban aikin shine amfani UDP watsa shirye-shirye / multicast don aika bayanai.
- COFDM cibiyar sadarwa ta hanyar sadarwa ta hanyar sadarwa ta hanyar sadarwa mara waya mara waya ta gaskiya + karbi module, COFDM cibiyar sadarwa ta hanyar sadarwa ta hanyar sadarwa ta hanyar sadarwa mara waya mara waya ta gaskiya
- Tsarin watsawa yana karɓar bayanai ta hanyar tashar jiragen ruwa kuma yana watsa bayanan da aka karɓa ta hanyar tashar tashar ta hanyar COFDM.
- Tsarin watsawa yana karɓar bayanai ta hanyar tashar jiragen ruwa kuma yana watsa bayanan da aka karɓa ta hanyar tashar tashar ta hanyar COFDM., Tsarin watsawa yana karɓar bayanai ta hanyar tashar jiragen ruwa kuma yana watsa bayanan da aka karɓa ta hanyar tashar tashar ta hanyar COFDM.
Unidirectional COFDM cibiyar sadarwa tashar tashar watsawa mara waya aiki module:
Teburin Abubuwan Ciki
Features
- Unidirectional COFDM cibiyar sadarwa tashar tashar watsawa mara waya aiki module, Unidirectional COFDM cibiyar sadarwa tashar tashar watsawa mara waya aiki module.
- Unidirectional COFDM cibiyar sadarwa tashar tashar watsawa mara waya aiki module: cibiyar sadarwa tashar jiragen ruwa, Unidirectional COFDM cibiyar sadarwa tashar tashar watsawa mara waya aiki module. Unidirectional COFDM cibiyar sadarwa tashar tashar watsawa mara waya aiki module: Unidirectional COFDM cibiyar sadarwa tashar tashar watsawa mara waya aiki module
- CFG-UART: Unidirectional COFDM cibiyar sadarwa tashar tashar watsawa mara waya aiki module, 4Unidirectional COFDM cibiyar sadarwa tashar tashar watsawa mara waya aiki module, za a iya docked to mu siga sanyi panel. SconB ko SconC, mara waya ta bandwidth, SconB ko SconC (SconB ko SconC, SconB ko SconC, Yanayin taurari, SconB ko SconC, da dai sauransu.) SconB ko SconC.
- SconB ko SconC (Tx): SconB ko SconC.
- TF katin dubawa, software inganci, SconB ko SconC.
- Ikon shigar dubawa (Power): 2PIN 2.0mm farar tashar Phoenix. Supply ƙarfin lantarki: 7V ~ 24V.
- SconB ko SconC: SconB ko SconC, kuma bayanan suna walƙiya lokacin da ake watsa bayanan yawanci.
- Ikon LED nuna alama: Alamar shigar da wutar lantarki, SconB ko SconC.
- SconB ko SconC: 73SconB ko SconC (ban da girman na'urorin dubawa da masu haɗin kai da ke fitowa daga gefen allo), ban da girman na'urorin dubawa da masu haɗin kai da ke fitowa daga gefen allo.
- ban da girman na'urorin dubawa da masu haɗin kai da ke fitowa daga gefen allo:
- ban da girman na'urorin dubawa da masu haɗin kai da ke fitowa daga gefen allo: 1/2, 2/3, 3/4, 5/6, 7/8
- ban da girman na'urorin dubawa da masu haɗin kai da ke fitowa daga gefen allo: QPSK / QAM16 / QAM64
- IFFT yanayin: 2K
- ban da girman na'urorin dubawa da masu haɗin kai da ke fitowa daga gefen allo: 1/4, 1/8, 1/16, 1/32
- Mara waya mara waya: 1 ban da girman na'urorin dubawa da masu haɗin kai da ke fitowa daga gefen allo, 1KHz mataki
- ban da girman na'urorin dubawa da masu haɗin kai da ke fitowa daga gefen allo: -94ban da girman na'urorin dubawa da masu haɗin kai da ke fitowa daga gefen allo (ban da girman na'urorin dubawa da masu haɗin kai da ke fitowa daga gefen allo, ban da girman na'urorin dubawa da masu haɗin kai da ke fitowa daga gefen allo).
- ban da girman na'urorin dubawa da masu haɗin kai da ke fitowa daga gefen allo: tsakanin 200MHz ~ da 2300MHz ana iya daidaita su ba bisa ka'ida ba
COFDM mara waya watsa tsarin watsa lissafin kudi
Yawan watsawa mara waya (iska dubawa rate):
Rate(COFDM mara waya watsa tsarin watsa lissafin kudi) COFDM mara waya watsa tsarin watsa lissafin kudi (bandwidth(MHz) * 8.0/7.0) / (1+GI) * 1512/2048*COFDM mara waya watsa tsarin watsa lissafin kudi(COFDM mara waya watsa tsarin watsa lissafin kudi) * COFDM mara waya watsa tsarin watsa lissafin kudi * 188/204.
COFDM mara waya watsa tsarin watsa lissafin kudi, COFDM mara waya watsa tsarin watsa lissafin kudi, COFDM mara waya watsa tsarin watsa lissafin kudi, COFDM mara waya watsa tsarin watsa lissafin kudi:
UART AT Umurni
Farashin ATDR、Farashin ATSD、Farashin ATSG、Farashin ATSM、Farashin ATGD、Farashin ATSR、Farashin ATGR、ATGB yana da amfani
Don aikin UART AT umarni da tsari, don Allah a duba hanyar da ke ƙasa.
Incoder Modulator Decoder Demodulator Module Parameter Kanfigareshan Umarnin COFDM AT Umurni
Module mai karɓa
Shawarwari
- Wannan tsarin watsawa ta hanya ɗaya ce. idan kana buƙatar tsarin watsawa ta hanyoyi biyu, don Allah a duba wannan mahadar. https://ivcan.com/t/two-ways/ ko https://ivcan.com/ru/p/mini-cofdm-wireless-ethernet-transmission-module-rj45/
- Wannan tsarin watsa bayanai ne kawai, idan kuna buƙatar watsa bidiyo + bayanai, da fatan za a duba cikakkun bayanai na waɗannan kayayyaki, https://ivcan.com/p/modulator-demodulator-module-encoder-decoder-hdmi-cvbs/
- Idan kana buƙatar gudun ba da sanda (mai maimaitawa) don tallafawa kewayon watsawa mai tsayi (nisa), da fatan za a zaɓi PA mai ƙarfi (ikon amfilifa) ciki, misali, canza 1W zuwa PA 2.5 Watts ko 5 Watts.
–160MHz ~ 860MHz HD tsarin mai karɓar bidiyo na COFDM tare da fitarwar HDMI/AV/Ethernet/USB
Ma'anar mai karɓar COFDM shine ƙaramin mai karɓar nau'in dijital tare da haɗakarwa H.264 dikodi, dace don amfani a cikin ruwa da aikace-aikacen motsi mai girma. Tsarin mai karɓa yana karɓar sigina daga eriya biyu don haɓaka aikin da aka lalata da haɓaka kewayon aiki. Tsarin mai karɓa zai iya samunwa da kulle ta atomatik zuwa watsa mai shigowa da sauri bisa ga mitar da aka riga aka saita da bandwidth. Wannan tsarin mai karɓa yana fasalta kewayon ingantattun abubuwan siginar da suka haɗa da HD a 720p da 1080P, saukar da HD CVBS duba bidiyo, kuma ana goyan bayan sauti na analog guda biyu.
Samfurin mai karɓa kuma ya haɗa da ayyukan rikodin DVR tare da katin Micro SD ko faifan USB. Bugu da kari, tsarin mai karɓa yana da ginanniyar uwar garken RTSP wanda ke ba da damar watsa bidiyo akan Ethernet don software na nesa ko na'urori masu rarraba kayan aiki.. Kuma tsarin mai karɓar kuma yana ba da damar watsa bidiyo akan USB don na'urorin na'urar Android mai nisa kamar wayoyin hannu ko Android PAD.. Wannan yana ba da damar masu kallo masu nisa da yawa don saka idanu akan bidiyo iri ɗaya lokaci guda. Samfurin mai karɓa kuma yana goyan bayan zaren nuni akan allon nunin bidiyo tare da bidiyo tare a yanayin OSD.
Lokacin da aka haɗa tare da tsarin watsa COFDM ɗin mu, na'ura mai karɓa yana ba da cikakkun bayanai, faifan bidiyo da sauti mai sauri da za a iya turawa wanda ke ba da damar fahimtar yanayin ci gaba. Zai iya taka muhimmiyar rawa wajen isar da bidiyo kai tsaye daga duka dandamalin wayar hannu na ƙasa da iska.
- COFDM demodulation da H.264 video decoder;
- Cikakken ƙudurin HD, 1080P@60fps;
- Babban tsaro ta AES decryption;
- DVR rikodin tare da Micro SD katin ko USB faifai;
- Sabar RTSP da aka gina a ciki tana ba da damar watsa bidiyo akan Ethernet;
- Yana ba da damar yawo na bidiyo akan mai masaukin USB don na'urar nesa;
- Yana goyan bayan zaren nuni akan allon nunin bidiyo a yanayin OSD;
- Canja wurin sigina mai tsayayye a cikin NLOS da motsi mai sauri;
- Mitar aiki daidaitacce, da bandwidth.
Musammantawa:
IO
HD bidiyo fitarwa | HDMI irin A connector |
Fitowar bidiyo mai hade | 6Mai haɗa PIN PH2.0mm |
audio fitarwa | Haɗa HDMI da CVBS |
RF shigar da | Mata biyu SMA 50Ω |
• COFDM daidaitawa da H.264 / H.265 matsawar bidiyo | 2Mai haɗa PIN PH2.54mm |
USB Mai watsa shiri | 4Mai haɗa PIN PH2.0mm |
Bayanan Bayani na TTL UART | 3Mai haɗa PIN PH1.25mm, 3.3V sigina |
• COFDM daidaitawa da H.264 / H.265 matsawar bidiyo | 4Mai haɗa PIN PH1.25mm, 3.3V sigina |
Ethernet | 6Mai haɗa PIN PH2.0mm |
TF-Katin | Ramin katin TF |
Kunamu&LEDs | 2*5Mai haɗa PIN PH2.0mm |
Demodulation
Tsarin Rushewa | COFDM(DVB-T) |
Masu ɗaukar kaya | 2K |
bandwidth | • COFDM daidaitawa da H.264 / H.265 matsawar bidiyo, • COFDM daidaitawa da H.264 / H.265 matsawar bidiyo |
FEC | 1/2, 2/3, 3/4, 5/6, 7/8 |
Guard tazara | 1/32, 1/16, 1/8, 1/4 |
constellation | QPSK, 16QAM, 64QAM |
Bitrates | 0.5Mbps zuwa 31.67Mbps |
RF
Frequency makada | 160MHz ~ 860MHz |
Tuning Girman Mataki | 1kHz |
Ƙima | -97± 1dBm(BW=8MHz, QPSK, CR=2/3, GI = 1/16) don tashar ɗaya kuma ƙara 3dBm don tashoshi biyu |
Bidiyo da Audio
Video fitarwa | HDMI da CVBS, Ethernet(RTSP yarjejeniya ta tsohuwa, zabin UDP), kebul |
video | 1080P ya da 720P
720*480 60I(NTSC), 720*576 50I(PAL) |
Gyaran Bidiyo | MPEG-4/H.264 AVC |
audio fitarwa | Haɗa HDMI da AV audio |
Yanke sauti | AAC |
Decryption | Mbps zuwa 31.67Mbps |
Storage | Kebul na faifai ko katin micro SD |
Kulawa da sarrafawa
Cikakken saitin mai karɓa tare da Ƙungiyar Config ɗin mu ko Windows PC ko wasu na'urori ta hanyar sarrafa UART.
zazzabi kewayon
Cikakken saitin watsawa tare da Sihid Config Panel ko PC ko wata na'ura ta Control UART: 0° zuwa + 70 ° C Yanayin yanayi
Storage: Cikakken saitin watsawa tare da Sihid Config Panel ko PC ko wata na'ura ta Control UART
jiki Halaye
Girman allo: 80.4*50.8mm
Bukatun wutar lantarki
Cikakken saitin watsawa tare da Sihid Config Panel ko PC ko wata na'ura ta Control UART: 9~ 24VDC
Power amfani: <300mA@12V
Sigina na IO
Kunamu + LEDs:
Samfurin mai karɓa yana da mahaɗin 2*5PIN PH2.0mm wanda ke ba da “maɓallai + LEDs" siginar. An tsara shi don abokan ciniki waɗanda ke son faɗaɗa LEDs da maɓallai ga shari'o'in su.
Bayani na PWR: wannan fil biyu na iya haɗawa zuwa jagora don alamar wutar lantarki, da haske akai-akai lokacin da na'urar ke aiki akai-akai.
Siginar hanyar haɗin kai: wannan fil biyu na iya haɗawa zuwa jagora don alamar hanyar haɗin mara waya, wanda ke kiftawa lokacin da aka karɓi rafin bidiyo.
Rahoton da aka ƙayyade na REC: wannan fil biyu na iya haɗawa zuwa jagora don alamar rikodi, da haske akai-akai lokacin rikodin bidiyo.
Siginar maɓallin REC: wannan fil biyu na iya haɗawa zuwa maɓalli don sauya rikodin bidiyo, da kuma gajeriyar latsa don canza matsayinsa. Mai karɓa zai duba na'urar ajiya ta atomatik(Micro SD katin ko USB faifai) bayan kunnawa kuma fara rikodin bidiyo lokacin da aka saka na'urar ajiya. Kawai danna shi don tsayawa ko yin rikodi kuma.
OSD key: wannan fil biyu na iya haɗawa zuwa maɓalli don kunna/kashe matsayin nunin OSD, dogon danna shi don canzawa(fiye da 1s). Za a kiyaye matsayin bayan sake kunnawa. Lokacin da yanayin OSD ke kunne ba tare da shigar da bayanan OSD daga uart ɗin bayanai ba, na'urar za ta nuna bayanai akan allon bidiyo kamar yadda:
RF:338.0MHz BW:4.0MHz ; RF, aiki mita; BW, bandwidth
QPSK CR:2/3 GI:1/16 ; constellation, FEC, Guard tazara
AIR:3.90Mbps ; AIR, mara waya watsa bitrates
VBR:3.05KASHE AES Mbps ; VBR, bidiyo bitrates; AES KASHE, An kashe ɓoyayyen AES.
SIG1:27 SIG2:22 ; SIG1, tsananin siginar eriya 1; SIG2, tsananin siginar eriya 2
ber1:0.14% ber2:100.00% ; ber1, bit kuskure kudi na eriya 1; ber2, bit kuskure kudi na eriya 2
REC KASHE Babu Storage ; Matsayin rikodin bidiyo
Haɗe tare da mai watsa COFDM:
Za'a iya haɗa tsoffin fasalulluka na al'ada na ƙirar mai karɓar mara waya mara waya ta eriya biyu tare da duk na'urorin watsawa na mu H.264. Latency HD bidiyo daga shigar da mai watsawa zuwa nunin allo na HDMI na mai karɓar shine kusan 200 ~ 250ms.
Hakanan za'a iya haɗa na'urar mai karɓar mara waya ta COFDM ɗin mu guda biyu tare da tsarin watsawar COFDM don mafi ƙarancin aikace-aikacen lat ɗin bidiyo lokacin da aka kera shi tare da takamaiman firmware.. Ƙayyadadden firmware yana ba da damar matsawa na bidiyo na H.264 na mallakar mallaka / ragewa kawai ta amfani da p-frames don mafi ƙarancin latency.. Latency na bidiyo daga shigar da mai watsawa zuwa nunin allo na HDMI na mai karɓar shine kusan 50ms zuwa 130ms.
Yadda ake gwada tsarin watsa bayanan bidiyo mara waya ta COFDM IP?
ethernet modem a daya hanya
FAQs
Lura cewa wannan na'urar watsa shirye-shirye ta hanyar sadarwa ta hanyar sadarwa ce ta hanya daya, zai iya gane aikin watsa shirye-shiryen UDP kawai, ko da yake akwai tashar sadarwa ta RJ45, amma saboda ba ta hanyar biyu ba, ba zai iya gane umarnin ping ba, don haka koda kuna son haɗa kyamarar IP, kuna buƙatar kyamarorin IP na musamman na musamman, saboda na'urorin IP na yau da kullun suna buƙatar kayan watsawa ta hanyoyi biyu.
Yadda ake gwada wannan na'urar watsawa ta hanyar sadarwa, don Allah a duba hanyar da ke ƙasa
Yadda ake gwada tsarin watsa bayanan bidiyo mara waya ta COFDM IP
babu, kawai canja wurin net ta hanyar shigarwar IP ethernet RJ45.
- Idan kana son gwada canja wurin bidiyo, watakila kuna buƙatar allon rikodin Farashin 1746, canja wurin HDMI / CVBS bidiyo zuwa rafi IP, sa'an nan haɗa da 1816 watsawa.
- tambaya: Ina da Vcan1776, wanda ke da allon rikodin Vcan1746 a tsarin watsawa, in sami ƙarin allo guda ɗaya?
- Amsa: Ko da yake ana iya sake amfani da allon ɓoye na Vcan1776. Yana buƙatar tarwatsa tsarin Vcan1776 RF, sannan ka haɗa kebul na adaftar tashar tashar sadarwa, kuma canza firmware daban-daban. Ba a ba da shawarar yin wannan ba. Ana ba da shawarar cewa ka sayi wani allo daban daban.
- Matsakaicin ƙarfin lantarki na TX RX shine 7 ~ 24V.
- A wutar lantarki 12V, yi amfani da adaftan tare da iyakar 1A ko fiye.
- Shirya tsariFAT32Katin Micro SD format
- Cire fayil ɗin haɓakawa daga tabbatarwar mu kuma aika zuwa gare ku, Anan "1816_sabuntawa_hoton_xx_yy.zip" fayil, kuma kwafa shi zuwa tushen directory na katin Micro SD, kula don kiyaye tsarin shugabanci bai canza ba (akwai babban fayil ɗin flash a cikin tushen directory na katin Micro SD, kuma akwai babban fayil na app a ciki).
- Saka Micro SD katin a cikin Vcan1816 module, kunna kuma jira jan haske akan allo ya yi walƙiya, yana nuna cewa haɓakawa ya yi nasara.
- Note:
A karkashin yanayi na al'ada, za a kammala sabuntawa a cikin 30s bayan kunnawa (hasken jajayen ya haska). Idan jan hasken bai yi haske na dogon lokaci ba bayan kunnawa, da fatan za a duba haɗin Micro SD kuma a sake gwada kunnawa.