Printer BLE Packet Format Selection for Multi-Device Compatibility
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Solution Overview
Problem
Conventional printing apparatuses are limited to transmitting a single format of Bluetooth Low Energy packets, failing to adapt to multiple formats required by different companies such as Apple's AirPrint and Google's EddyStone, which restricts compatibility and functionality with various devices.
Innovation Solution
A printing apparatus equipped with a processor that selects and transmits Bluetooth Low Energy packets in multiple formats, including AirPrint Bluetooth Beacon and print application formats, based on user settings and user authentication, enabling compatibility with a range of devices and power-saving control.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a printing apparatus transmits Bluetooth Low Energy packets in a single format, then the device complexity is reduced and ease of manufacture is improved, but the adaptability to different devices and formats deteriorates
Solution Approach 1:
The printing apparatus is designed to support multiple Bluetooth Low Energy packet formats (AirPrint Bluetooth Beacon and EddyStone) within a single device. The system includes a format selection unit that can choose between different formats based on external conditions, making the apparatus universally compatible with various devices that use different formats without requiring multiple separate devices.
Solution Approach 2:
The printing apparatus dynamically selects the Bluetooth Low Energy packet format based on real-time conditions such as whether a print application is installed on the external device. The format selection is not fixed but changes according to the operational context, allowing the system to adapt its behavior to match the capabilities of connected devices.
2Adaptability or versatility
If a printing apparatus supports multiple Bluetooth Low Energy packet formats, then the adaptability to different devices is improved, but the device complexity increases
Solution Approach 1:
The printing apparatus automatically detects the capabilities of external devices and selects the appropriate Bluetooth Low Energy packet format without requiring manual intervention. The format selection unit monitors whether print applications are installed on connected devices and autonomously chooses the compatible format, reducing the burden on users while maintaining high adaptability.
Solution Approach 2:
The system uses feedback from the external device's capabilities (such as the presence of specific print applications) to determine the appropriate packet format. The format selection is based on information received from or about the external device, creating a feedback loop that ensures compatibility while managing system complexity through intelligent decision-making.
Data Source
AI summary
A printing apparatus performs wireless communication based on Bluetooth Low Energy by selecting a format of a Bluetooth Low Energy packet to be transmitted from a plurality of formats and transmits a Bluetooth Low Energy packet in the selected format, where the plurality of formats includes a format associated with a print application of device external to the printing apparatus.