18264911. VIDEO CALL METHOD AND RELATED DEVICE simplified abstract (HUAWEI TECHNOLOGIES CO., LTD.)

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VIDEO CALL METHOD AND RELATED DEVICE

Organization Name

HUAWEI TECHNOLOGIES CO., LTD.

Inventor(s)

Yagang Yang of Xi’an (CN)

Xingong Zhang of Xi’an (CN)

VIDEO CALL METHOD AND RELATED DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 18264911 titled 'VIDEO CALL METHOD AND RELATED DEVICE

Simplified Explanation

The method described in the abstract involves a process where a first electronic device without a camera switches from a voice call task to a video call task by utilizing an external camera.

  • The first electronic device receives a video call task request from a third electronic device.
  • The first electronic device realizes it has no camera and establishes a voice call task with the third electronic device.
  • The first electronic device sends a probe frame to an external camera.
  • The external camera, powered on by a communication module, approaches the first electronic device and obtains the probe frame.
  • The external camera sends a response frame to the first electronic device.
  • The first electronic device switches the voice call task to a video call task.

Potential Applications

This technology could be applied in situations where a device lacks a camera but needs to switch from a voice call to a video call seamlessly.

Problems Solved

This technology solves the problem of not being able to conduct a video call due to the absence of a camera on a device.

Benefits

The main benefit of this technology is the ability to switch from a voice call to a video call even when the device does not have a built-in camera.

Potential Commercial Applications

  • Video conferencing software
  • Telemedicine applications

Possible Prior Art

There may be prior art related to methods of switching between different communication tasks on electronic devices, but specific examples are not provided in this abstract.

Unanswered Questions

How does the external camera communicate with the first electronic device?

The abstract does not specify the exact method of communication between the external camera and the first electronic device.

What type of external camera is required for this method to work?

The abstract does not mention the specific requirements or specifications of the external camera needed for this process.


Original Abstract Submitted

The method includes: a first electronic device obtains a video call task request sent by a third electronic device; the first electronic device detects that the first electronic device is currently configured with no camera; the first electronic device establishes a voice call task with the third electronic device; the first electronic device sends a probe frame to an external camera; a communication module in the external camera is powered on in a process in which the external camera approaches the first electronic device; the external camera obtains the probe frame; the external camera sends a response frame to the first electronic device; and the first electronic device switches the voice call task to a video call task.