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 534

Deprecated: Using null as the key parameter for array_key_exists() is deprecated, use an empty string instead in /var/www/html/plugins/system/t4/src/t4/MVC/Router/T4.php on line 388
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Deprecated: Using null as the key parameter for array_key_exists() is deprecated, use an empty string instead in /var/www/html/libraries/CBLib/CB/Legacy/cbPluginHandler.php on line 323

Deprecated: Using null as the key parameter for array_key_exists() is deprecated, use an empty string instead in /var/www/html/libraries/CBLib/CB/Legacy/cbPluginHandler.php on line 323

Deprecated: Using null as the key parameter for array_key_exists() is deprecated, use an empty string instead in /var/www/html/libraries/CBLib/CB/Legacy/cbPluginHandler.php on line 323

Deprecated: Using null as the key parameter for array_key_exists() is deprecated, use an empty string instead in /var/www/html/libraries/CBLib/CB/Legacy/cbPluginHandler.php on line 323

Deprecated: Using null as the key parameter for array_key_exists() is deprecated, use an empty string instead in /var/www/html/libraries/CBLib/CB/Legacy/cbPluginHandler.php on line 323

Deprecated: Using null as an array offset is deprecated, use an empty string instead in /var/www/html/components/com_comprofiler/plugin/user/plug_cbjdownloads/cbjdownloads.php on line 49

Deprecated: Using null as an array offset is deprecated, use an empty string instead in /var/www/html/components/com_comprofiler/plugin/user/plug_cbblogs/cbblogs.php on line 48

Deprecated: Using null as an array offset is deprecated, use an empty string instead in /var/www/html/components/com_comprofiler/plugin/user/plug_cbarticles/cbarticles.php on line 47

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Deprecated: strtotime(): Passing null to parameter #1 ($datetime) of type string is deprecated in /var/www/html/templates/ja_allure/html/com_content/category/blog_item.php on line 57
技术新闻

Hubble Network 成立于 2021 年 10 月，由 Alex Haro（Life360 联合创始人）、Ben Wild（Iotera 创始人）、John Kim（航天工程师）和后续加入的 Josh Barnes 共同创立。其目标是构建一个 “蓝牙卫星网络”，通过卫星群为全球低功耗蓝牙（BLE）设备提供实时数据连接，实现物联网（IoT）的全球覆盖。2024 年 1 月通过 SpaceX 的 Transporter-10 任务发射首批 4 颗卫星，计划未来两年半内扩展至 68 颗卫星，最终目标部署 300 颗卫星，连接全球 10 亿台设备。

蓝牙直连卫星

Deprecated: strtotime(): Passing null to parameter #1 ($datetime) of type string is deprecated in /var/www/html/templates/ja_allure/html/com_content/category/blog_item.php on line 156

Deprecated: strtotime(): Passing null to parameter #1 ($datetime) of type string is deprecated in /var/www/html/templates/ja_allure/html/com_content/category/blog_item.php on line 57

Deprecated: strtotime(): Passing null to parameter #1 ($datetime) of type string is deprecated in /var/www/html/templates/ja_allure/html/com_content/category/blog_item.php on line 156

Deprecated: strtotime(): Passing null to parameter #1 ($datetime) of type string is deprecated in /var/www/html/templates/ja_allure/html/com_content/category/blog_item.php on line 57

Deprecated: strtotime(): Passing null to parameter #1 ($datetime) of type string is deprecated in /var/www/html/templates/ja_allure/html/com_content/category/blog_item.php on line 156

Deprecated: strtotime(): Passing null to parameter #1 ($datetime) of type string is deprecated in /var/www/html/templates/ja_allure/html/com_content/category/blog_item.php on line 57

Deprecated: strtotime(): Passing null to parameter #1 ($datetime) of type string is deprecated in /var/www/html/templates/ja_allure/html/com_content/category/blog_item.php on line 156

Deprecated: strtotime(): Passing null to parameter #1 ($datetime) of type string is deprecated in /var/www/html/templates/ja_allure/html/com_content/category/blog_item.php on line 57

Deprecated: strtotime(): Passing null to parameter #1 ($datetime) of type string is deprecated in /var/www/html/templates/ja_allure/html/com_content/category/blog_item.php on line 156

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Deprecated: Using null as the key parameter for array_key_exists() is deprecated, use an empty string instead in /var/www/html/libraries/CBLib/CB/Legacy/cbPluginHandler.php on line 323

Deprecated: Using null as the key parameter for array_key_exists() is deprecated, use an empty string instead in /var/www/html/libraries/CBLib/CB/Legacy/cbPluginHandler.php on line 323

Deprecated: Using null as an array offset is deprecated, use an empty string instead in /var/www/html/libraries/src/Menu/AbstractMenu.php on line 164

Deprecated: Using null as an array offset is deprecated, use an empty string instead in /var/www/html/libraries/CBLib/CB/Legacy/LegacyFoundationFunctions.php on line 217

Deprecated: Using null as an array offset is deprecated, use an empty string instead in /var/www/html/libraries/CBLib/CB/Legacy/LegacyFoundationFunctions.php on line 219

Deprecated: Using null as an array offset is deprecated, use an empty string instead in /var/www/html/libraries/CBLib/CB/Legacy/LegacyFoundationFunctions.php on line 227

Deprecated: Using null as an array offset is deprecated, use an empty string instead in /var/www/html/libraries/CBLib/CB/Legacy/LegacyFoundationFunctions.php on line 231

Deprecated: Using null as an array offset is deprecated, use an empty string instead in /var/www/html/libraries/CBLib/CB/Legacy/LegacyFoundationFunctions.php on line 234

Deprecated: Using null as an array offset is deprecated, use an empty string instead in /var/www/html/libraries/CBLib/CB/Legacy/LegacyFoundationFunctions.php on line 237

Deprecated: Using null as an array offset is deprecated, use an empty string instead in /var/www/html/libraries/CBLib/CB/Legacy/LegacyFoundationFunctions.php on line 239

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

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
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

in /var/www/html/libraries/vendor/joomla/database/src/Mysqli/MysqliDriver.php (line 318)
  1. */
  2. public function disconnect()
  3. {
  4. // Close the connection.
  5. if (\is_callable([$this->connection, 'close'])) {
  6. $this->connection->close();
  7. }
  9. parent::disconnect();
  10. }
in /var/www/html/libraries/vendor/joomla/database/src/Mysqli/MysqliDriver.php -> close (line 318)
  1. */
  2. public function disconnect()
  3. {
  4. // Close the connection.
  5. if (\is_callable([$this->connection, 'close'])) {
  6. $this->connection->close();
  7. }
  9. parent::disconnect();
  10. }
in /var/www/html/libraries/vendor/joomla/database/src/DatabaseDriver.php -> disconnect (line 496)
  1. *
  2. * @since 2.0.0
  3. */
  4. public function __destruct()
  5. {
  6. $this->disconnect();
  7. }
  9. /**
  10. * Alter database's character set.
  11. *
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()

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

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