Separate Wireless Control Signal Transmission

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Solution Overview

Problem

Existing signal transmission methods face challenges in efficiently transmitting control signals wirelessly alongside high data rate transmission subject signals, particularly in electronic devices, as they often require conversion of low data rate control signals to high data rate signals, leading to inefficient frequency utilization and increased power consumption.

Innovation Solution

A signal transmission device and method that separately transmit control signals as wireless signals distinct from the transmission subject signals, allowing for efficient use of frequencies without the need for dispersion processing circuits, thereby reducing power consumption.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If control signals are transmitted together with high data rate transmission subject signals using the same wireless channel, then frequency utilization appears efficient, but the control signals require conversion to high data rate signals leading to increased power consumption and loss of information

Engineering Contradiction:
Improvefrequency utilizationVSAvoidpower consumption
Core Design Contradiction:
Adaptability or versatilityVSUse of energy by moving object

Solution Approach 1:

The patent segments the wireless transmission into two separate channels: one for control signals and another for transmission subject signals. This segmentation allows each signal type to be transmitted independently without requiring conversion between different data rates, thereby reducing power consumption while maintaining efficient frequency utilization through dedicated channel allocation

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If control signals are transmitted together with high data rate transmission subject signals, then frequency utilization appears efficient, but dispersion processing circuits are required increasing device complexity

Engineering Contradiction:
Improvefrequency utilizationVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

By segmenting the transmission into separate wireless channels for control signals and transmission subject signals, the patent eliminates the need for complex dispersion processing circuits that would otherwise be required to handle mixed signal types at different data rates

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces separate communication devices as intermediaries: a first communication device specifically for transmitting control signals and a second communication device for receiving them, distinct from the transmitting and receiving devices handling transmission subject signals. This intermediary structure simplifies the overall system by dedicating specific components to specific functions

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If control signals are transmitted together with transmission subject signals, then frequency utilization appears efficient, but the control signals may be lost or distorted due to data rate mismatches

Engineering Contradiction:
Improvefrequency utilizationVSAvoidsignal transmission reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent segments control signal transmission and transmission subject signal transmission into separate wireless channels, ensuring that control signals are transmitted at their native data rates without conversion. This segmentation prevents signal loss and distortion by eliminating data rate mismatches while maintaining efficient frequency utilization through dedicated channel allocation

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces dedicated communication devices as intermediaries for control signal transmission. These specialized devices ensure reliable control signal delivery by handling them separately from high data rate transmission subject signals, preventing interference and data loss

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS9178504B2Signal transmission device, electronic device, and signal transmission method
Publication Date: 2015.11.03 SONY GROUP CORP
  • US9178504B2 patent drawing
  • US9178504B2 patent drawing
  • US9178504B2 patent drawing

AI summary

A signal transmission device includes: at least one of a first communication device that transmits a control signal as a wireless signal and a second communication device that receives the wireless signal transmitted from the first communication device to reproduce the control signal, wherein the wireless signal for the control signal is transmitted separately from a wireless signal for a transmission subject signal which is transmitted between a third communication device and a fourth communication device.