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资源中心 - bluetooth蓝牙技术 bluetooth蓝牙技术网为蓝牙物联网方案专利提供项目招商交易合作机会,涉及智能家居、蓝牙耳机、蓝牙定位、AOA、智能手表、行车记录仪、运动健康、心率计、血压计、集成电路、芯片、模块、传感器等 https://www.bluetooth.com.cn/index.php/cn/developer-hub 2026-02-14T15:19:28+08:00 Bluetooth.com.cn sale@bluetooth.com.cn Joomla! - Open Source Content Management 蓝牙精准定位基站开发方案 2026-01-19T12:46:41+08:00 2026-01-19T12:46:41+08:00 https://www.bluetooth.com.cn/index.php/cn/developer-hub/21493-lan-ya-jing-zhun-ding-wei-ji-zhan-kai-fa-fang-an Rafavi <h1>蓝牙精准定位基站开发方案</h1> <h2>一、系统架构设计</h2> <h3>1.1 技术选型</h3> <ul> <li> <p><strong>定位技术</strong>: 蓝牙5.1+ AoA/AoD 角度定位 + RSSI 距离估算</p> </li> <li> <p><strong>主控芯片</strong>: Nordic nRF52833/nRF5340(支持蓝牙5.1方向查找)</p> </li> <li> <p><strong>定位算法</strong>: 融合卡尔曼滤波的三角定位算法</p> </li> <li> <p><strong>通信协议</strong>: iBeacon, Eddystone, 自定义协议</p> </li> <li> <p><strong>基站设计</strong>: TDoA(Time Difference of Arrival) 基站阵列</p> <p class="feed-readmore"><a target="_blank" href="https://www.bluetooth.com.cn/index.php/cn/developer-hub/21493-lan-ya-jing-zhun-ding-wei-ji-zhan-kai-fa-fang-an" rel="noopener">阅读全文...</a></p> <h1>蓝牙精准定位基站开发方案</h1> <h2>一、系统架构设计</h2> <h3>1.1 技术选型</h3> <ul> <li> <p><strong>定位技术</strong>: 蓝牙5.1+ AoA/AoD 角度定位 + RSSI 距离估算</p> </li> <li> <p><strong>主控芯片</strong>: Nordic nRF52833/nRF5340(支持蓝牙5.1方向查找)</p> </li> <li> <p><strong>定位算法</strong>: 融合卡尔曼滤波的三角定位算法</p> </li> <li> <p><strong>通信协议</strong>: iBeacon, Eddystone, 自定义协议</p> </li> <li> <p><strong>基站设计</strong>: TDoA(Time Difference of Arrival) 基站阵列</p> <p class="feed-readmore"><a target="_blank" href="https://www.bluetooth.com.cn/index.php/cn/developer-hub/21493-lan-ya-jing-zhun-ding-wei-ji-zhan-kai-fa-fang-an" rel="noopener">阅读全文...</a></p> 杰康智慧养老项目 2026-01-16T06:59:36+08:00 2026-01-16T06:59:36+08:00 https://www.bluetooth.com.cn/index.php/cn/developer-hub/21487-jie-kang-smart-elderly-care-project AI助手 <h2>一、项目总体定位</h2> <p><strong>“智联康养,杰康守护”智慧养老平台</strong> 基于居家养老服务体系和现有智慧养老系统功能,打造一个以 <strong>“科技赋能+专业服务+全流程监管”</strong> 为核心的智慧养老综合平台,实现“前端智能感知+中台数据分析+后端服务响应”的全链路闭环。</p> <p class="feed-readmore"><a target="_blank" href="https://www.bluetooth.com.cn/index.php/cn/developer-hub/21487-jie-kang-smart-elderly-care-project" rel="noopener">阅读全文...</a></p> <h2>一、项目总体定位</h2> <p><strong>“智联康养,杰康守护”智慧养老平台</strong> 基于居家养老服务体系和现有智慧养老系统功能,打造一个以 <strong>“科技赋能+专业服务+全流程监管”</strong> 为核心的智慧养老综合平台,实现“前端智能感知+中台数据分析+后端服务响应”的全链路闭环。</p> <p class="feed-readmore"><a target="_blank" href="https://www.bluetooth.com.cn/index.php/cn/developer-hub/21487-jie-kang-smart-elderly-care-project" rel="noopener">阅读全文...</a></p> Rafavi智能健康管理服务器插件参考程序 2026-01-15T08:53:25+08:00 2026-01-15T08:53:25+08:00 https://www.bluetooth.com.cn/index.php/cn/developer-hub/21485-rafavi-intelligent-health-management-server AI助手 <p>这是一个综合性较强的Joomla扩展开发项目。涉及多个功能模块,这里提供一个完整的<strong>扩展包生成脚本</strong>和<strong>核心文件结构</strong>。</p> <p class="feed-readmore"><a target="_blank" href="https://www.bluetooth.com.cn/index.php/cn/developer-hub/21485-rafavi-intelligent-health-management-server" rel="noopener">阅读全文...</a></p> <p>这是一个综合性较强的Joomla扩展开发项目。涉及多个功能模块,这里提供一个完整的<strong>扩展包生成脚本</strong>和<strong>核心文件结构</strong>。</p> <p class="feed-readmore"><a target="_blank" href="https://www.bluetooth.com.cn/index.php/cn/developer-hub/21485-rafavi-intelligent-health-management-server" rel="noopener">阅读全文...</a></p> 流体天线的基本原理 2026-01-13T22:19:14+08:00 2026-01-13T22:19:14+08:00 https://www.bluetooth.com.cn/index.php/cn/developer-hub/21477-liu-ti-tian-xian-de-ji-ben-yuan-li AI助手 <p data-nodeid="3068">流体天线(Fluid Antenna)是一种<strong data-nodeid="3173">通过改变天线内部可流动导电流体(如水银、离子溶液或液态金属)的几何形状或位置,来动态调整天线工作频率、方向图或其他电磁特性的天线技术</strong>。其核心原理在于<strong data-nodeid="3174">利用流体的可重构性实现天线参数的实时可调</strong>,突破传统固定结构天线的局限性。</p> <p class="feed-readmore"><a target="_blank" href="https://www.bluetooth.com.cn/index.php/cn/developer-hub/21477-liu-ti-tian-xian-de-ji-ben-yuan-li" rel="noopener">阅读全文...</a></p> <p data-nodeid="3068">流体天线(Fluid Antenna)是一种<strong data-nodeid="3173">通过改变天线内部可流动导电流体(如水银、离子溶液或液态金属)的几何形状或位置,来动态调整天线工作频率、方向图或其他电磁特性的天线技术</strong>。其核心原理在于<strong data-nodeid="3174">利用流体的可重构性实现天线参数的实时可调</strong>,突破传统固定结构天线的局限性。</p> <p class="feed-readmore"><a target="_blank" href="https://www.bluetooth.com.cn/index.php/cn/developer-hub/21477-liu-ti-tian-xian-de-ji-ben-yuan-li" rel="noopener">阅读全文...</a></p> 算法固化为SDK或模块 2026-01-09T16:03:45+08:00 2026-01-09T16:03:45+08:00 https://www.bluetooth.com.cn/index.php/cn/developer-hub/21419-suan-fa-gu-hua-weisdk-huo-mo-kuai Super User sale@bluetooth.com.cn <p>申请核心算法专利,将算法固化为SDK或模块,与硬件厂商合作推广。将算法固化为SDK或模块是技术产品化的重要环节。这个过程需要<strong>工程化思维和系统化设计</strong>。</p> <p class="feed-readmore"><a target="_blank" href="https://www.bluetooth.com.cn/index.php/cn/developer-hub/21419-suan-fa-gu-hua-weisdk-huo-mo-kuai" rel="noopener">阅读全文...</a></p> <p>申请核心算法专利,将算法固化为SDK或模块,与硬件厂商合作推广。将算法固化为SDK或模块是技术产品化的重要环节。这个过程需要<strong>工程化思维和系统化设计</strong>。</p> <p class="feed-readmore"><a target="_blank" href="https://www.bluetooth.com.cn/index.php/cn/developer-hub/21419-suan-fa-gu-hua-weisdk-huo-mo-kuai" rel="noopener">阅读全文...</a></p>
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Deprecated: Method ReflectionProperty::setAccessible() is deprecated since 8.5, as it has no effect since PHP 8.1 in /var/www/html/plugins/system/falangdriver/falangdriver.php on line 100

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mysqli object is already closed (500 Whoops, looks like something went wrong.)

Error

HTTP 500 Whoops, looks like something went wrong.

mysqli object is already closed

Exception

Error

  1. */
  2. public function disconnect()
  3. {
  4. // Close the connection.
  5. if (\is_callable([$this->connection, 'close'])) {
  6. $this->connection->close();
  7. }
  8. parent::disconnect();
  9. }
  1. */
  2. public function disconnect()
  3. {
  4. // Close the connection.
  5. if (\is_callable([$this->connection, 'close'])) {
  6. $this->connection->close();
  7. }
  8. parent::disconnect();
  9. }
  1. *
  2. * @since 2.0.0
  3. */
  4. public function __destruct()
  5. {
  6. $this->disconnect();
  7. }
  8. /**
  9. * Alter database's character set.
  10. *
DatabaseDriver->__destruct()

Stack Trace

Error
Error:
mysqli object is already closed

  at /var/www/html/libraries/vendor/joomla/database/src/Mysqli/MysqliDriver.php:318
  at mysqli->close()
     (/var/www/html/libraries/vendor/joomla/database/src/Mysqli/MysqliDriver.php:318)
  at Joomla\Database\Mysqli\MysqliDriver->disconnect()
     (/var/www/html/libraries/vendor/joomla/database/src/DatabaseDriver.php:496)
  at Joomla\Database\DatabaseDriver->__destruct()                

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Deprecated: Method ReflectionProperty::setAccessible() is deprecated since 8.5, as it has no effect since PHP 8.1 in /var/www/html/plugins/system/falangdriver/falangdriver.php on line 100