COFDM高清数字无线图传开发套件
COFDM高清数字无线图传开发套件采用COFDM调制技术，完整实现了高清数字无线图传功能，供用户学习、评估和测试COFDM图传技术。该开发套件包括发射端和接收端两部分。发射端通过HDMI接口输入数字视频信号，经H.264编码压缩后做COFDM调制(实现基带功能)，再经DAC转换成模拟信号给RF Transmitter后通过PA(功率放大器) 放大信号至天线发射出去。Sihid COFDM无线图传开发套件发射端包括SEM9363编码调制板和D-PA2400A功率放大板两块电路板。接收端包括FC2400A下变频板和COFDM Demodulator模块，通过USB接口将解调后的数字视频信号传给手机(或PC、平板)做H.264解压播放。
发射端：
接收端：
COFDM高清数字无线图传开发套件功能：
- Kev khiav hauj lwm zaus：2.400GHz ~ 2.483GHz
- 发射端可设置成单PA单天线工作方式，也可设置成双PA双天线工作方式
- 单PA发射功率：23dbm(200mw)，输出功率可调
- 可在8个信道内设置工作信道
- 信道带宽可设置：6M或8M
- 调制星座可设置：QPSK、QAM16、QAM64
- 卷积码率可配置： 1/2, 2/3, 3/4, 5/6, 7/8
- COFDM调制保护间隔可配置：1/4，1/8，1/16，1/32
- 发射端视频输入：Micro HDMI接口
- 视频压缩格式：H.264
- Duab sharpness：1920x1080P@60、1920x1080I@60向下兼容，可自适应输入的数字视频源
- 空口速率：4.3~31.7Mbps可调
- 发射端提供TF卡接口，支持边录边传输功能
- 发射端提供OSD接口
- 发射端提供控制串口
- 支持AES加密
- 发射端供电电压5.5V~16V，Tam sim no 350mA@12V
- 接收端灵敏度：8MHz时-96±1dbm，6MHz时-97±1dbm
- 接收端提供Micro USB接口(USB slave)，可将解调后的视频接入笔记本\平板\手机等设备进行H.264解码播放。
- 接收端供电电压：5V(通过USB接口供电)
- 系统延时：<200MS(在Windows下解码显示时，从发射端HDMI输入到接收端Windows解码显示)
- 传输距离：1到3公里
- 支持多点接收
- 发射端SEM9363板提供调试串口、JTAG调试口
- 接收端FC2400A板提供调试串口。
SEM9363编码调制板(B版本)：
Sihid SEM9363无线数字图传编码调制板通过HDMI接口输入高清数字视频到Hi3516A处理器做H.264压缩编码，Lub yees duab compressed yees duab teeb liab yog modulated los ntawm cov COFDM channel los ntawm cov FPGA，Nws yog ces converted rau analog teeb liab modulation los ntawm cov AD936x thiab transmitted。为方便用户使用，SEM9363板B版本将Hi3516A调试串口、FPGA JTAG debug chaw nres nkoj、OSD接口、控制串口、电源等信号集中到J30传到D-PA2400A板的对外接口上。
D-PA2400A功率放大板：
D-PA2400A功率放大板包含两路独立的射频功率放大模块，将SEM9363A输出的射频信号进行功率放大输出。D-PA2400A板的J3接口与SEM9363板(B版本)的J30接口相连，将SEM9363板上的Hi3516A调试串口、FPGA JTAG debug chaw nres nkoj、OSD接口、控制串口、电源等信号集中到D-PA2400A的板边对外接口上。SEM9363板的两个RF输出分别通过IPEX连接线接到D-PA2400A板的两个RF输入接口。D-PA2400A板上的每路功率放大模块工作指标：
- Kev khiav hauj lwm zaus：2.400GHz ~ 2.483GHz
- 增益：34±1dB
- Pout1dB：31dbm
FC2400A downconversion board：
FC2400A下变频板将接收到的2.4GHz射频信号转换为250MHz信号，再通过信道解调模块进行COFDM解调转换为数字信号，最后通过USB接口将解调后的数字视频信号传给手机(或PC)做H.264解压播放。FC2400A板的RF输出通过射频线连接到COFDM Demodulator模块的RF输入。
- Kev khiav hauj lwm zaus：2.400GHz ~ 2.483GHz
- 射频接口：SMA天线接口
- 接收灵敏度：8MHz时-96±1dbm，6MHz时-97±1dbm
- 8Bit parameter teem hloov(接收与解调参数设置)
- Micro USB接口(USB slave)，将解调后的视频接入笔记本\平板\手机等设备进行H.264解码播放。
- Mov voltage：5V
- Pawg Thawj Coj Saib Kev Kawm：86mm x 31mm
COFDM高清数字无线图传开发套件发货清单：
- Sihid COFDM 2.4GHz 200mw双天线发射机
- 铝合金外壳
- 内置SEM9363板
- 内置D-PA2400A板
- 2.4GHz发射天线2根
- Micro HDMI(Type D)连接线1根(用于连接航拍相机)
- OSD连接线1根
- 控制串口连接线1根
- 串行调试线1根
- JTAG调试口连接线1根
- 电源连接线1根
- TF卡1个(内置软件与文档等)
- FC2400A 2.4GHz接收模块
- FC2400A板
- COFDM Demodulator模块
- 2.4GHz接收天线1根
- USB连接线1根
- SWD调试线1根
- 硬件设计文件
- SEM9363板电路原理图、Layout源文件
- D-PA2400A板电路原理图、Layout源文件
- FC2400A板电路原理图、Layout源文件
- 硬件用户手册
- FPGA管脚功能定义
- 软件
- 详见上文Sihid COFDM无线图传开发套件软件功能列表
- 交叉编译器
- 软件开发用户指南
- Hi3516A串口烧写工具、COFDM Demodulator模块windows驱动安装文件
- 技术服务：
提供售后1年内的技术支持服务，包括客户基于Sihid COFDM高清数字无线图传开发套件技术方案开发自己产品的硬件原理图/Layout Review服务、软件调试服务。必要时，可安排工程师上门协助调试(差旅费由用户承担)。
定制服务
矽海达公司可根据客户应用需要定制不同规格的数字高清无线图传产品：
- 通过设计不同规格的PA模块可支持其它工作频段和射频功率；
- 可更改现有设计增加其它视频输入输出处理接口，如发射端AV输入、USB输入、SDI输入，接收端HDMI输出、SDI输出等；
- IP协议方式低延时远距离宽带数据传输等。
Tseeb kuaj yees duab rau cov drone long-range Wirless yees duab Transmitter thiab Receiver
2W PA 27KM tiag kuaj los roob saum toj kawg nkaus rau seaside Line-of-Sight
tseeb 110riam Kuaj yees duab rau cov drone Long-range Wirless yees duab Transmitter thiab Receiver
NLOS wireless yees duab transmitter thiab receiver kuaj yees duab hauv tsev nyom tsis kab pom
65 KM drone UAV yeej ya wireless yees duab Transmission
65 KM drone UAV yeej ya wireless yees duab Transmission
1.5km rau hauv pem teb NLOS, 10-20-30km POOB cua rau hauv pem teb wireless yees duab transmitter receiver transmission
COFDM-912T NLOS (tsis-kab pom) 1.5km tiag tiag nyob hauv lub nroog, vaj tse, ntoo thiab txoj kev
Web device tswj UI rau UAV wireless yees duab txuas transmitter transmission los IP Net koob yees duab
Pheej yig CVBS RCA 720p wireless yees duab Transmitter + 1080P Receiver Support 128 encryption
COFDM-912T yeej kuaj hauv lub nroog complex, kev sib kis ntawm lub tsheb, receiver nyob rau hauv lub tsev
Pheej yig Wireless yees duab transmitter thiab receiver tus me me screen muaj zoo kawg thiab pab rau lub teeb liab zog xauv
OFDM Wireless yees duab Transmitter rau IP Koob yees duab Lightweight ntev ntau yam transmission Automatic Network
kis tau tus kab mob nyob deb li
Davhlau tswj protocol
Transmitter yees duab Input
Wireless Transmit txoj kev
Obstacle thiab pom
Encrypt thiab decrypt
Tus kab mob transmission kis tau tus kab
Cov Ntaub Ntawv Cob Qhia
Kav hlau txais xov
FAQs txog Wireless yees duab Transmitter thiab Receiver
Peb wireless yees duab transmitters muaj cov hom yees duab input interfaces: HDMI 1080P thiab 4K HDMI, CVBS composite, SDI, AHD, IP Ethernet, BNC, lossis qhia peb seb koj xav tau dab tsi, Peb engineer yuav hloov mus ntsib koj thov.
Peb transmission nyob deb li cas yuav tau kho los ntawm ntxiv hwj huam amplifiers. Thaum tam sim no, Lub ntsiab yog cov tseem ceeb 15riam, 30riam, 50riam, 80riam, 100riam , thiab 150km, nyob ntawm seb cov neeg muas zaub.
Tau mas, Tus transmission nyob deb li cas muaj nyob saum toj no yog tag nrho tsis pub dhau POOB cov line-of-sight ntau yam. Yog hais tias muaj obstacles ntawm tus transmitter thiab cov receiver, NLOS (Cov-line-of-sight), Tus transmission nyob deb li cas yog txo, Tsuas 1km los yog 2km, Nyob ntawm seb tus intermediate obstacles thiab lub zos wireless ib puag ncig.
ib-txoj kev txhais tau tias, Peb yuav tsuas transmit thiab download yees duab los yog cov ntaub ntawv los ntawm cov wireless yees duab transmitter rau lub receiver nyob rau hauv ib cov kev taw qhia, Thiab peb tsis tau upload yees duab los yog cov ntaub ntawv los ntawm tus receiver rau tus transmitter. Hom no kuj hu ua yooj yim.
Ob-txoj kev txhais tau hais tias, Tsis zoo xwb peb yuav download yees duab los yog cov ntaub ntawv los ntawm peb wireless transmitter rau tus receiver, Tab sis kuj peb yuav upload tus yees duab los yog cov ntaub ntawv los ntawm cov receiver rau lub transmitter. Qhov no yog suitable heev rau kev khiav hauj lwm drones. Koj yuav tsis tsuas pom lub sij hawm yees duab real-time yees duab kis ntawm tus drone, Tiam sis kuj upload tus hais kom tswj cov drone los yog hais kom tswj lub koob yees duab PTZ koob yees duab kom kho lub kaum sab xis rau lub transmitter. Qhov no yuav khiav lag luam simultaneously. Hom no kuj hu ua ib nrab-dulpex los yog full-duplex.
Thov xyuas kom paub meej txog qhov txuas ntawm qhov txuas hauv qab no. https://ivcan.com/request-a-quote-of-wireless-video-transmission/#simplex
Feem ntau Wireless yees duab transmitters tam sim no txhawb AES128 los yog AES256 encryption thiab decryption, nyob ntawm seb tus qauv uas koj xaiv. Thov tiv tauj peb kom paub tseeb tias.
Cov frequencies ntawm ob lub wireless yees duab transmitter thiab cov wireless yees duab receiver hloov. Cov neeg siv yuav tsum muas ntxiv parameter configuration boards.
tiam sis, Xav tias tus corresponding hwj huam amplifier thiab antenna twb tas nyob rau hauv ib chav ntau yam thaum cov khoom xa tawm. Yog hais tias tus neeg siv kho cov frequency ntawm tus transmitter, corresponding hwj huam amplifier, transmitter antenna thiab receiver antenna yuav tsum tau hloov mus rau tib zaus, thiab cov neeg siv yuav tsum tau npaj. Yog hais tias tsis yog, Nws yuav ua rau kom cov frequency ntawm tus wireless yees duab transmitter yuav txawv ntawm tus frequency ntawm tus antenna, txais tos. Li ntawd, thov nco ntsoov qhia qhov tseeb zaus koj yuav tsum tau ua ntej tso ib qho kev txiav txim.
Yog hais tias nws yog kev ruaj ntseg los yog tsis pub leej twg paub, Koj ua tau siv cov encryption thiab decryption kev ua hauj lwm ntawm tus transmitter thiab receiver, uas yuav xyuas kom meej tias koj tus yees duab transmission yog lwm yam. .
Yog, tag nrho peb cov khoom parameters yuav tau customized Raws li cov neeg muas zaub xav tau. Yog koj muaj ib daim ntawv thov tshwj xeeb, thov qhia rau peb paub ntawm qhov txuas hauv qab no.
https://ivcan.com/request-a-quote-of-wireless-video-transmission/
- Hloov qhov chaw ntawm tus receiver Kom tsis txhob muaj tej lub zos cuam tshuam los ntawm muaj zog magnetic tej chaw.
- Xyuas kom meej tias cov antennas rau Ob leeg tus transmitter thiab receiver yog vertical.
- Thov sau tus antennas ntawm tus transmitter thiab receiver rau tswj tau ib qhov siab qhov txawv.
- Thov saib ib ncig xyuas kom meej tias Yog tsis muaj obstacles ntawm tus transmitter thiab receiver.
- Hloov qhov kev paub tab tus receiver antenna.
- Yog hais tias nws tsis ua hauj lwm, Sim Tsiv mus nyob ze txoj hauj lwm transmitter txoj hauj lwm Saib yog hais tias nws tshaj qhov zoo wireless transmission nyob deb li cas.
- Los yog xav txog ntxiv ib relay ntawm tus transmitting Ntawm tus transmitter thiab receiver.
- Tus antenna yuav tsum tau siab tawm hauv pem teb kom tau, Raws li hauv pem teb yuav absorb lub teeb liab.
Tau mas, Peb kuj to taub tias wireless yees duab transmission transmitters thiab receivers kim heev. Koj nyob deb deb ntawm lub teb chaws Suav Hoobkas. thiab vam tias cov khoom uas koj tau txais haum rau qhov kev kawm zoo tshaj plaws.
Yog hais tias koj them tshwj xeeb rau ib parameter los yog muaj nuj nqi, Peb yuav coj ib co yeeb yaj duab raws li cov nta koj xav pom, thov hu rau peb. Nws yuav tsis tau shipped rau koj ncaj qha tsis tau koj pom zoo.
Mus kuaj qhov qeeb ntawm tus wireless yees duab transmitter thiab receiver, peb yuav tsum tau ua ob txoj kev ntsuam xyuas.
Thawj yog mus kuaj qhov qeeb los ntawm lub koob yees duab rau cov zaub.
Tus thib ob yog lub koob yees duab, Ntxiv rau cov zaub ntxiv rau cov duab wireless transmission transmitter thiab tus qeeb ntawm tus receiver.
Subtracting qhov kev kuaj ntawd ob yog qhov qeeb ntawm tus wireless yees duab transmitter thiab receiver.
Raws li ib tug professional long-range HDMI wireless yees duab transmitter thiab receiver supplier thiab manufacturer nyob Suav teb Shenzhen, Peb ua tus zoo wireless yees duab transmitter thiab receiver rau ntau xyoo, Thiab peb tau txais ib lub koob npe nrov zoo thiab zoo dua.
Ib txhia nto moo hom wireless yees duab transmitters, Dubmagic, Holyland mars 300 400s, Accsoon cine qhov muag 5g, RavenEye, Zhiyun, Inkee benbox, ua tsis taus, CVW SWIFT 800, dahua, iogear, Artek pat-225k, microlite, nyrius, teradek.
Qhov zoo tshaj plaws wireless broadcast yees duab transmitter thiab cov receiver muaj ntau daim ntaub ntawv, rau 4K tv, CCTV ruaj ntseg koob yees duab, tsheb backup koob yees duab, PTZ yees duab yees duab kit, roj teeb-powered, computer, sony camcorder, wifi yees duab sablaj lawv, CANON DSLR, UAV drone, pc computer laptop, projector, tsheb, iPhone iPad, kwj dej, GoPro kev ua si koob yees duab, raspberry pi, Xbox.
Daim ntawv qhia txog HD yees duab, suab, Cov ntaub ntawv txuas me me 1080P wireless yees duab transmitter thiab cov receiver muaj ntau input thiab tso zis connectors, AV composite CVBS, HDMI, SDI, BNC, VGA, USB.
Tus wireless yees duab transmitter sender TX RX frequency muaj 170-806Mhz, 1.2ghz, 2.4G, 5.8G, tab sis tsis xoom latency. Yuav kom them nyiaj yug nyob deb li cas, Lub hwj huam amplifier muaj 10w, 20watts, thiab txawm 30W.
Dab tsi yog ib tug zoo yuav FHD wireless yees duab transmitter ntawm tus nqi pheej yig? Nws yuav tsum xav txog koj cov lus yuav tsum tau, xaiv suitably, kim, yog koj tsis ntseeg, thov fulfil lub thov ib tsocai ib daim ntawv, Peb engineer yuav muab koj cov kua tshuaj.
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