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RAFAVI_BLUETOOTH_CHIPS

深度资讯

蓝牙定位技术与智能穿戴设备在养老社区的应用

一个非常重要且具有广阔前景的应用领域。将蓝牙定位技术与智能穿戴设备结合，正在深刻改变养老社区的服务模式和管理效率，并为老年人的健康管理带来质的飞跃。 下面从应用场景、数据整合与价值、系统架构和挑战与展望四个方面详细阐述。

蓝牙技术与情绪识别

蓝牙技术与情绪识别关系的理解非常准确和全面。您清晰地阐述了技术原理、现状、挑战与伦理问题。以下是对您分析的梳理和补充，可以帮助更系统地理解这一领域： 一、核心逻辑链：从蓝牙到情绪 蓝牙 → 连接 → 可穿戴设备（传感器） → 采集 → 生理数据 → 传输 → 终端/云端 → AI算法分析 → 推断 → 情绪状态...

蓝牙信标网络：构建卫星导航的“地面星座”，开启全域无缝定位时代

在大型购物中心寻找特定店铺、在医院快速定位医疗设备、在停车场寻找爱车……这些场景共同指向一个技术痛点：卫星信号无法抵达的室内环境，正是定位服务的“黑暗地带”。而蓝牙技术，特别是低功耗蓝牙（BLE），正通过构建密集的地面信标网络，成为卫星导航系统向室内延伸的“神经末梢”。

星闪联盟 星闪

星闪联盟

星闪联盟是致力于全球化的产业联盟，目标是推动新一代无线短距通信技术SparkLink的创新和产业生态，承载智能汽车、智能家居、智能终端和智能制造等快速发展的新场景应用，满足极致性能需求。2020年9月22日，星闪联盟正式成立。

Rafavi 便携式导航信号模拟、采集、回放及测试设备 仪器设备

Rafavi 便携式导航信号模拟、采集、回放及测试设备

便携式导航信号采集及测试设备    可以完成30MHz~3.6GHz模拟信号的采集和存储回放，可以模拟仿真BDS、GPS、GLONASS和GALILEO多频点干扰信号和欺诈信号，主要用于GNSS 设备与应用测试、汽车自动驾驶测试、导航干扰测试、导航欺诈测试等领域。

便携式导航信号采集及测试设备 仪器设备

便携式导航信号采集及测试设备

便携式导航信号采集及测试设备    可以完成30MHz~3.6GHz模拟信号的采集和存储回放，可以模拟仿真BDS、GPS、GLONASS和GALILEO多频点干扰信号和欺诈信号，主要用于GNSS 设备与应用测试、汽车自动驾驶测试、导航干扰测试、导航欺诈测试等领域。

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技术解码

国产芯片

UWB+GNSS Indoor and outdoor integrated positioning module

CM52 series products are UWB+GNSS indoor and outdoor integrated positioning module solutions...

低功耗智能离线语音交互MCU

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✅ Core Positioning: Professional smart EV charging solution provider, covering AC slow-charge & DC...

供应链金融，助力企业融资

与银行联合运营，以供应链项目合作的方式，在资金、环境、数字化转型等方面做孵化运作。

Training

倾角传感器

低功耗蓝牙双轴倾角传感器

独特性、创新性、高集成性的智能低功耗产品

仪器设备

便携式导航信号采集及测试设备

便携式导航信号采集及测试设备    可以完成30MHz~3.6GHz模拟信号的采集和存储回放，可以模拟仿真BDS、GPS、GLONASS和GALILEO多频点干扰信号和欺诈信号，主要用于GNSS 设备与应用测试、汽车自动驾驶测试、导航干扰测试、导航欺诈测试等领域。

Rafavi

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专业收音降噪直播麦克风 (抖音/直播/短视频/录音专用)

真无线(TWS) 蓝牙耳机

Rafavi 蓝牙耳塞 R10

.短视频控制器 智能体验可支持短视频app点赞、上下翻页、音量加减。 .可自定义照片屏保支持手机本地相册图片 .智能一拖二耳机支持同时连接手机和充电仓，随心切换本地音乐和手机音乐

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detail-heading">

CYW20706

赛普拉斯

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0.00
元
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概述

The Cypress CYW20706 is a single-chip Bluetooth® 5.0-compliant, stand-alone baseband processor with an integrated 2.4 GHz transceiver. Manufactured using the industry's most advanced 40 nm CMOS low-power process, the CYW20706 employs the highest level of integration to eliminate all critical external components, thereby minimizing the device's footprint and the costs associated with implementing Bluetooth solutions.

The CYW20706 is the optimal solution for embedded and IoT applications. Built-in firmware adheres to the Bluetooth Low Energy (BLE) profile.

(The Cypress CYW20706 is a single-chip Bluetooth 4.2-compliant, stand-alone baseband processor with an integrated 2.4 GHz transceiver)

Microcontroller

  • Arm® Cortex®-M3 32-bit RISC processor with

  • Embedded ICE-RT debug and SWD interface units

  • 840-KB on-chip RAM

Peripherals

  • Up to 24 GPIOs

  • I2C, I2S, UART, and PCM interfaces

  • Support for EEPROM and serial flash interfaces

  • Integrated low dropout regulators (LDO)

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特性

Complies with Bluetooth Core Specification version 5.0

Includes support for BR, EDR, and BLE

LE data rate up to 2 Mbps

BLE HID profile 1.00 compliant
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特性

BR / EDR / LE
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方框图

CYW20706-Block-Diagram.webp
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应用说明

__
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开发板

CYW920706WCDEVAL
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内核

ARM Cortex-M3
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CPU时钟频率

__
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CPU构造

__
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CPU特性

__
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蓝牙版本

4.2
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频率

__
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Flash (kB)

848
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缓存

-
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SRAM (kB)

352
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EEPROM (kB)

__
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调试

__
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升级方式

Manual
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晶振

no
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PLL时钟

no
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可选晶振

no
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RC时钟

no
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外部时钟

no
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时钟 [数量, 位]

no
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实时时钟

no
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看门狗计数器

no
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GPIO

24
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针脚

__
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针距

__
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通道

__
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ADC [数量, 位]

__
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真随机数发生机器

__
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模拟组件

no
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低功耗组件

no
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温度传感器

no
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NFC标签

__
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SPI

__
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DAC [数量, 位]

__
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UART

__
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同步串行接口

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 374
detail-adm">

PWM [数量, 位]

4
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 378
detail-adm">

I2C

-
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 382
detail-adm">

TWI

no
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 386
detail-adm">

QDEC

-
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 390
detail-adm">

PDM

-
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 394
detail-adm">

USB

no
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 398
detail-adm">

SPI

no
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 402
detail-adm">

Quad SPI

-
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 406
detail-adm">

I2S

no
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 410
detail-adm">

调试界面

-
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 414
detail-adm">

人机界面

-
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 418
detail-adm">

可编程通道

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 422
detail-adm">

固定通道

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 426
detail-adm">

通道组

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 431
detail-adm">

电压 [最小~最大] (V)

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 435
detail-adm">


Warning: Undefined array key "rrafavi_bt_chip_power_ldo" in /var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 436

Warning: Attempt to read property "label_raw" on null in /var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 436

no
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 439
detail-adm">

VBUS

no
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 443
detail-adm">

可调供电输出

-
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 447
detail-adm">

电源失效

no
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 452
detail-adm">

加密加速计

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 456
detail-adm">

公钥硬件加速器

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 460
detail-adm">

加速器

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 464
detail-adm">

安全

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 468
detail-adm">


Warning: Trying to access array offset on null in /var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 469

Warning: Attempt to read property "label_raw" on null in /var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 469

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 472
detail-adm">

电流

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 476
detail-adm">

传感器控制器

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 480
detail-adm">

待机

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 484
detail-adm">

兼容标准

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 488
detail-adm">

接收器灵敏度

-93.5 dBm
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 492
detail-adm">

输出功率

12 dBm (BR) class 1 & 2
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 496
detail-adm">

射频规范

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 500
detail-adm">

协议

-
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 504
detail-adm">

蓝牙5性能

-
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 508
detail-adm">

蓝牙5.1支持

Yes
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 512
detail-adm">

尺寸

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 516
detail-adm">

封装型式

-
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 520
detail-adm">

DSP RAM

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 524
detail-adm">

DSP时钟速度

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 528
detail-adm">

DSP时钟速度

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 532
detail-adm">

音频控制

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 536
detail-adm">

概要

__
/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 541
detail-links">


Warning: Trying to access array offset on null in /var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 542

Warning: Attempt to read property "label_raw" on null in /var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 542

/var/www/html/components/com_fabrik/views/details/tmpl/bootstrap_chip_view/default.php on line 548
detail-facilities info-right">
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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

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()