kou_1053858502 发表于 2020-10-19 20:53

AHD/TVI/CVI/CVBS转HDMI/VGA/CVBS方案分享

本帖最后由 kou_1053858502 于 2020-10-19 20:52 编辑

<h1 style="margin-top: 8px; margin-bottom: 8px; text-align: center;"><span style="font-size:24px;"><span style="page-break-after:avoid"><span style="line-height:240%"><span style="font-family:Calibri"><span style="font-weight:bold"><b><span style="font-family:'Times New Roman'"><span style="font-weight:bold">AHD/TVI/CVI/CVBS转HDMI/VGA/CVBS方案介绍</span></span></b></span></span></span></span></span></h1>

<p style="text-indent:21.0000pt; text-align:justify"><span style="font-size:20px;"><span style="font-family:Calibri"><b><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:bold"><font face="Noto Sans CJK JP Medium">方案名称:</font></span></span></b><span style="font-family:'Times New Roman'">AHD/TVI/CVI/CVBS</span><b><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:bold"><font face="Noto Sans CJK JP Medium">转</font></span></span></b><span style="font-family:'Times New Roman'">HDMI/VGA/CVBS</span><b><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:bold"><font face="Noto Sans CJK JP Medium">高清转换方案</font></span></span></b></span></span></p>

<p style="text-indent:21.0000pt; text-align:justify"><span style="font-size:20px;"><span style="font-family:Calibri"><b><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:bold"><font face="Noto Sans CJK JP Medium">输入信号:</font></span></span></b><span style="font-family:'Times New Roman'">AHD/TVI/CVI/CVBS </span></span></span></p>

<p style="text-indent:21.0000pt; text-align:justify"><span style="font-size:20px;"><span style="font-family:Calibri"><b><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:bold"><font face="Noto Sans CJK JP Medium">输出信号:</font></span></span></b><span style="font-family:'Times New Roman'">HDMI/VGA/CVBS &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;主IC:TP2826+CV2880+CV8788+单片机</span></span></span></p>

<h2 style="margin-top:8px; padding:0pt 0pt 0pt 0pt ; text-align:justify"><span style="font-size:20px;"><span style="page-break-after:avoid"><span style="line-height:150%"><span style="font-family:Arial"><span style="font-weight:bold"><b><span style="font-family:黑体"><span style="line-height:150%"><span style="color:#15658b"><span style="font-weight:bold">1、概述</span></span></span></span></b></span></span></span></span></span></h2>

<p style="text-indent:18.0000pt; text-align:justify"><span style="font-size:16px;"><span style="font-family:Calibri"><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">此方案可将</font></span></span><span style="font-family:'Times New Roman'"><span style="font-weight:normal">AHD/TVI/CVI/CVBS</span></span><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">转为</font></span></span><span style="font-family:'Times New Roman'"><span style="font-weight:normal">HDMI/VGA/CVBS</span></span><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">四合一高清转换方案,采用自主研发工业级</font></span></span><span style="font-family:'Times New Roman'"><span style="font-weight:normal">&nbsp;Scaler</span></span><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">芯片</font></span></span><span style="font-family:'Times New Roman'"><span style="font-weight:normal"><font face="Times New Roman">(</font>CV2880)</span></span><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">转换处理设计。用普通</font></span></span><span style="font-family:'Times New Roman'"><span style="font-weight:normal">75-3</span></span><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">类同轴线可达</font></span></span><span style="font-family:'Times New Roman'"><span style="font-weight:normal">500</span></span><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">米高清无损传输。</font></span></span><span style="font-family:'Times New Roman'"><span style="font-weight:normal">HDMI</span></span><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">支持音视频同步输出,</font></span></span><span style="font-family:'Times New Roman'"><span style="font-weight:normal">OSD</span></span><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">显示,日历时间显示。可接海康威视摄像头、大华摄像头、其他品牌摄像头等等,广泛用于视频会议、视频展台、转换盒、工业相机。</font></span></span></span></span></p>

<h2><span style="font-size:20px;"><span style="page-break-after:avoid"><span style="line-height:150%"><span style="font-family:Arial"><span style="font-weight:bold"><b><span style="font-family:黑体"><span style="line-height:150%"><span style="color:#15658b"><span style="font-weight:bold">2、特征</span></span></span></span></b></span></span></span></span></span></h2>

<ul>
        <li style="text-align:justify" value="50"><span style="font-size:16px;"><span style="font-family:Calibri"><span style="font-family:'Times New Roman'"><span style="font-weight:normal"><font face="Times New Roman">输入可支持</font>720P/1080P/3MP/4MP/5MP/8MP自动识别</span></span></span></span></li>
        <li style="text-align:justify" value="50"><span style="font-size:16px;"><span style="font-family:Calibri"><span style="font-family:'Times New Roman'"><span style="font-weight:normal"><font face="Times New Roman">输入可支持环出</font></span></span></span></span></li>
        <li style="text-align:justify" value="50"><span style="font-size:16px;"><span style="font-family:Calibri"><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">输出支持</font></span></span><span style="font-family:'Times New Roman'"><span style="font-weight:normal">PAL、NTSC、720P@60、1080P@60,按键切</span></span><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">换输出</font></span></span></span></span></li>
        <li style="text-align:justify" value="50"><span style="font-size:16px;"><span style="font-family:Calibri"><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">支持</font></span></span><span style="font-family:'Times New Roman'"><span style="font-weight:normal">OSD</span></span><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">显示</font></span></span></span></span></li>
        <li style="text-align:justify" value="50"><span style="font-size:16px;"><span style="font-family:Calibri"><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">可支持</font></span></span><span style="font-family:'Times New Roman'"><span style="font-weight:normal">I2S、SPDIF、</span></span><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">左右声道音频输入</font></span></span></span></span></li>
        <li style="text-align:justify" value="50"><span style="font-size:16px;"><span style="font-family:Calibri"><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">输出视频流畅,无偏屏和屏幕抖动</font></span></span></span></span></li>
        <li style="text-align:justify" value="50"><span style="font-size:16px;"><span style="font-family:Calibri"><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">支持</font></span></span><span style="font-family:'Times New Roman'"><span style="font-weight:normal">DC 5-12V</span></span><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">宽电压</font></span></span></span></span></li>
        <li style="text-align:justify" value="50"><span style="font-size:16px;"><span style="font-family:Calibri"><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">可支持</font></span></span><span style="font-family:'Times New Roman'"><span style="font-weight:normal">7*24</span></span><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">小时长时间在线运行</font></span></span></span></span></li>
</ul>

<p style="text-indent:18.0000pt; text-align:justify"><span style="font-size:16px;"><span style="font-family:Calibri"><span style="font-family:'Times New Roman'"><span style="font-weight:normal">PS:</span></span><span style="font-family:'Noto Sans CJK JP Medium'"><span style="font-weight:normal"><font face="Noto Sans CJK JP Medium">可根据客户要求定制化产品</font></span></span></span></span></p>

<h2 style="text-align:justify"><span style="font-size:20px;"><span style="page-break-after:avoid"><span style="line-height:150%"><span style="font-family:Arial"><span style="font-weight:bold"><b><span style="font-family:黑体"><span style="line-height:150%"><span style="color:#15658b"><span style="font-weight:bold">3、连接示意图</span></span></span></span></b></span></span></span></span></span></h2>

<p></p>

<p><span style="font-size:20px;"><span style="page-break-after:avoid"><span style="line-height:150%"><span style="font-family:Arial"><span style="font-weight:bold"><b><span style="font-family:黑体"><span style="line-height:150%"><span style="color:#15658b"><span style="font-weight:bold">4、DEMO 3D示意图</span></span></span></span></b></span></span></span></span></span></p>

<p></p>

<p></p>

<p>原理图</p>

专业PCB 发表于 2020-12-9 10:05

<p>谢谢分享</p>
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