Wireless Receiver Identification Circuit for Camcorder Compatibility
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Solution Overview
Problem
The integration of multi-channel wireless receivers with older single-channel receiver-compatible camcorders and vice versa leads to operational difficulties due to power supply and circuit overload issues, as well as potential noise and instability, necessitating a method to identify and adapt to the connected devices without altering the attachment mechanisms.
Innovation Solution
A wireless receiving apparatus with a connector featuring an identification terminal and a circuit that generates an identification signal based on the voltage level, allowing automatic identification of connected electronic appliances, enabling appropriate operation without changing the attachment mechanism.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a multi-channel receiver is connected to an older single-channel-receiver-compatible camcorder, then the receiver can be attached using the existing slot, but the camcorder's power supply capacity and circuits become overloaded
Solution Approach 1:
The camcorder performs preliminary identification of the connected receiver type (single-channel or multi-channel) through detection circuits that recognize specific terminal configurations. Based on this preliminary identification, the camcorder's control unit pre-adjusts power supply capacity and circuit configurations before actual operation, preventing overload conditions while maintaining compatibility with both receiver types
Solution Approach 2:
The camcorder employs dynamic power supply capacity adjustment and circuit configuration changes based on the identified receiver type. The system transitions from a fixed configuration to a dynamic one where power capacity and circuit states are adapted in real-time according to the connected receiver's requirements, ensuring reliable operation for both single-channel and multi-channel receivers
2Adaptability or versatility
If an older single-channel receiver is connected to a multi-channel-receiver-compatible camcorder, then the receiver can be attached, but noise may appear in the audio signal and operation may become unstable
Solution Approach 1:
The camcorder performs preliminary identification of the connected receiver type through detection circuits. When a single-channel receiver is detected, the control unit pre-configures the system to activate only the necessary signal lines and circuits, keeping multi-channel related circuits in a high-impedance or inactive state, thereby preventing noise interference and operational instability
Solution Approach 2:
The system extracts and activates only the specific signal lines and circuits necessary for the identified receiver type. When a single-channel receiver is connected, the camcorder isolates and deactivates multi-channel related circuits, removing potential sources of noise and instability from the active system configuration
3Reliability
If the mechanism for attaching receivers is changed to prevent incompatible connections, then operational reliability improves, but the complexity of the attachment mechanism and other connection mechanisms increases
Solution Approach 1:
The system uses feedback from detection circuits that monitor terminal connections to automatically identify receiver types. This feedback information is used by the control unit to adjust system configuration, power supply, and circuit activation, achieving reliable operation without requiring complex mechanical attachment mechanisms
Solution Approach 2:
The invention introduces an intermediary identification and control system that mediates between the physical attachment mechanism and the operational configuration. Detection circuits and control units serve as intermediaries that interpret connection status and automatically configure the system, eliminating the need for complex mechanical prevention mechanisms
Data Source
AI summary
A wireless receiving apparatus that includes a connector including a plurality of terminals. A predetermined terminal is assigned as an identification terminal for identifying an electronic appliance connected to the connector, and a circuit for generating an identification signal of a level corresponding to a voltage level of the predetermined terminal when the electronic appliance is connected to the connector, and for identifying the electronic appliance connected to the connector based on the level of the identification signal.