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Project Spotlight – Philips Medical

December 18, 2023
Detail image of a custom remote control with keypad, overlay and molded enclosure
Several years ago, we were approached by Philips Medical Systems to design and produce a semi-custom remote control that was to be used for a new Tele-Health initiative. The scope of the project was to develop an IR remote control that would communicate with their custom set-top box (STB), using an existing remote control enclosure.…
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Ocean Freight Shipping Lead-Times

December 11, 2023
Picture of a large container ship approaching a berth
I am happy to report good news from our freight forwarder. Ocean freight lead-times have come down from the Covid-19 highs of 12-16 weeks to a pre-Covid normal of 4-6 weeks. While the actual shipping time from Korea to Los Angeles is only 10-12 days, the great majority of the lead-time is unloading the containers,…
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Bluetooth LE Pairing – Step by Step

October 25, 2023

This is an excellent article on Bluetooth pairing and provides a general overview of the pairing process. A remote control control would typically pair to a single device, like a set-top box or camera, and use either a Secure Connection (SC) or Legacy Pairing Method. A remote would normally be used in a private environment, where the security requirements would be lower than devices used in a public space.

Celadon works closely with clients to define functional and security requirements for Bluetooth products to ensure optimum performance and usability.

Celadon provides free consultation services to discuss any new Infrared, Radio Frequency, or custom product development projects. Please complete the Contact Us form on our website and a representative will contact you. https://celadon.com/contact-us/

allaboutcircuits.com
Understanding Bluetooth LE Pairing—Step by Step - Technical Articles
Pairing is an important concept in Bluetooth LE. Let’s examine the fundamentals of Bluetooth LE pairing, outlining how LE devices securely share keys between trusted devices.
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