A brief introduction to Bluetooth applications: BT Pointer and its interoperability issues

Allion Labs / Flash Liu

Bluetooth is a personal wireless communication technology commonly used in the connections of PCs, smartphones, and personal mobile devices for information transfer and exchange. The Bluetooth SIG introduced the newest Bluetooth 5.0 in 2016, boasting an effective transmission distance of 300 meters and speed of 2Mbps.

Ever since Bluetooth 4.0’s adoption of the Low Energy Technology, products that support Bluetooth have gradually increased. In recent years, the application of Bluetooth has expanded from general computer-related merchandise to medical and home care, vehicle-mounted devices, and IoT smart home appliances, etc.

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Wireless Charging Interoperability Test Results and Analysis

Wireless Charging Interoperability Test Results and Analysis

Foreword

It was said that wireless charging would be introducing into Apple next generation while there was also news that Apple Inc. had just joined Wireless Power Consortium (WPC) as its new member. As Apple has always been one of market leaders in the industry, such news coming one after another seems to indicate of the market booming and technology development rising into its high peak for the wireless charging that has been regarded as emerging technology for a period of time.

According to the research of IHS Markit, the worldwide wireless charging- transmitter (Tx) & receiver (Rx) market in 2017 are expected to be totally over 600 million units of shipments and would be driven even over 3 times more to reach 2.8 billion units in 2025. From Chart I, we learned that in this market the surging shipments of devices featured as receivers for wireless charging, such as smartphones and smartwatches, have become the main force of wireless charging market and has further driven the increases of the transmitter market.

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