TWI523532B - Method and system of switching video call - Google Patents

Description

Video call switching method and system

The invention mainly relates to a video call switching technology, and particularly relates to a technology for realizing a video call switching technology by using short-range wireless communication technology.

In recent years, due to the rapid development of wireless communication technology, a wide variety of portable and handheld devices, such as mobile phones, smart phones, personal digital assistants (PDAs), tablets (Tablet PCs) ) Electronic products are constantly being introduced in the market, and the functions of these electronic products are increasingly diversified. In addition, due to the convenience of these devices, these devices have also become one of the necessities of people's lives.

Video call is a call technology commonly used in handheld devices in recent years. Video calls are transmitted through a Transmission Control Protocol/Internet Protocol (TCP/IP) network architecture or through 2G/3G data supplied by carriers. The network is connected to transmit video packets such as voice and video for video calls. Through the video call, the user can simultaneously see the image of the remote user while talking with the remote user. Today's more commonly used video calling software is Skype, Google Talk (GTalk) and so on.

However, when the user wants to make a video call between the current smart phone and the remote device, and switch to a tablet or smart TV with a large screen at hand, it is often necessary to end the video call first, and then use the tablet or smart type. The television re-establishes a video connection with the remote device. This will cause the user to waste a lot of time on the operation and the inconvenience of the user switching the video call.

In view of the above prior art problems, the present invention provides a video call switching method, which can utilize short-range wireless communication technology to facilitate the technology of video call switching.

According to an embodiment of the present invention, a video call switching system includes: a first electronic device that obtains a call data of a second electronic device through a short-range wireless communication; and a remote device, and the first The electronic device establishes a video call through a communication network, and receives the call data from the first electronic device, and transmits a call switching message to the second electronic device according to the call data to transmit the communication network and the second electronic device. Establish a video call.

According to an embodiment of the present invention, a video call switching method includes: establishing a video call between a first electronic device and a remote device through a communication network; and transmitting the first through a short-range wireless communication Receiving, by the electronic device, a call data of a second electronic device, and transmitting the call data to the remote device; and transmitting, by the remote device, a call switching message to the second electronic device according to the call data, Establishing a video call with the second electronic device through the communication network.

FIG. 1 is a block diagram showing a video call switching system 100 according to an embodiment of the invention. As shown in the figure, a video call switching system 100 according to an embodiment of the invention includes a first electronic device 110, A second electronic device 120, a remote device 130, and a communication network 140.

The first electronic device 110 is configured to obtain a call data S1 of the second electronic device 120 through a Near Field Communication (NFC), where the call data S1 is an IP address or a phone number of the second electronic device 120. . According to an embodiment of the invention, the first electronic device may refer to an electronic device having a smaller screen, such as a smart phone, etc., and the second electronic device may refer to an electronic device having a larger screen, such as a tablet computer. Notebook, smart TV, etc.

Near Field Communication (NFC), also known as short-range wireless communication, is a short-range high-frequency wireless transmission technology. In recent years, mobile phone operating systems have begun to support Near Field Communication (NFC) functions through Near Field Communication (NFC). Function, mobile device can be used as a transmission medium for e-commerce, financial transactions or data exchange. It is specifically noted that in the present specification, Near Field Communication (NFC) is taken as an example for description, but not limited thereto. According to an embodiment of the present invention, the near field communication (NFC) may use other Short-range wireless communication technologies replace, for example, Bluetooth, 802.11 (Wi-Fi), ZigBee, Ultra Wide Band, and the like.

The remote device 130 performs a video call through the communication network 140 and the first electronic device 110, and receives the call data S1 from the first electronic device 110. The remote device 130 can know the IP of the second electronic device 120 through the call data S1. The address or phone number. Therefore, the remote device 130 transmits a call switching message S2 to the second electronic device 120 according to the call data S1 to establish a video call with the second electronic device 120 through the communication network 140. The call switching message S2 is a video invitation message or a caller ID.

According to an embodiment of the present invention, the second electronic device 120 can generate a menu according to the call switching message S2 for the user to decide whether to perform a video call with the remote device 130. The menu described herein refers to the second electronic device 120. One of the windows displayed on the screen is for the user to select whether to perform a video call with the remote device 130. If the user agrees that the second electronic device 120 and the remote device 130 perform a video call, the remote device 130 can transmit through the communication network. The wireless communication device establishes a video call with the second electronic device 120. If the user does not agree that the second electronic device 120 and the remote device 130 perform a video call, the first electronic device 110 and the remote device 130 continue to use the first electronic device 110 and the remote device 130 to perform a video call.

According to an embodiment of the present invention, when the remote device 130 and the second electronic device 120 have established a video call, the video call of the remote device 130 and the first electronic device 110 is ended, that is, when the user wants to When the video call of the electronic device 110 and the remote device 130 is switched to the second electronic device 120, if the remote device 130 and the second electronic device 120 have established a video call, the user can end the current remote device 130 and the first The video call of the electronic device 110 directly uses the second electronic device 120 to make a video call with the remote device 130.

According to an embodiment of the invention, the first electronic device 110 is not only used to obtain the call data S1 of the second electronic device 120 through near field communication (NFC), but also obtain other electronic devices through near field communication (NFC). The call data is retained by the first electronic device 110 or transmitted to the remote device 130.

In this embodiment, when the user wants to switch the video call to another electronic device, in an embodiment, the first electronic device 110 can directly display the switchable electronic device by storing the call data by the first electronic device 110. The list is for the user to choose. When the user selects to switch the video call to one of the electronic devices, the first electronic device 110 can transmit the corresponding call data S1 to the remote device 130, and the remote device 130 can transmit the call data according to the electronic device. The call switch message S2 to the electronic device to establish a video call with the electronic device 120 via the communication network 140. In another embodiment, the remote device 130 stores the call data corresponding to the other electronic devices of the first electronic device 110. When the user wants to switch the video call to other electronic devices, the remote device 130 can The list of other saved electronic devices is transmitted to the first electronic device 110 for selection by the user; if the user selects one of the lists as the object of switching, the remote device 130 can directly transmit the switching message S2 to the electronic device without The first electronic device 110 is required to transmit the S1 data. By the action of saving the call data, the user is prevented from repeatedly performing the operation of reading the call data S1 from other electronic devices, thereby reducing the inconvenience of the user.

For example, if a user originally uses a smart phone to make a video call with a remote device, the user can first obtain the call data of other electronic devices through Near Field Communication (NFC), and the user decides which electronic device to select for video communication. The use of call switching, for example, the user may want to use a smart TV in the living room, may want to use a laptop in the study room, may want to use a tablet in the bedroom, etc., and then select the call information of the electronic device to be switched by the video call The remote device transmits the call switching message to the electronic device according to the selected data of the selected electronic device to establish a video call with the electronic device through the communication network.

According to another embodiment of the present invention, if a three-party call is to be made, the remote device 130 may first be built through the communication network 140 and the first electronic device 110. The video call is received, and the call data S1 is received from the first electronic device 110. The remote device 130 can know the IP address or the phone number of the second electronic device through the call data S1. Therefore, the call data S1 can be transmitted through the call data S1. The communication network 140 establishes a video call with the second electronic device 120. After the remote device 130 and the second electronic device 120 establish a video call, the remote device 130 can simultaneously communicate with the first electronic device 110 and the second electronic device through the communication network 140. Device 120 establishes a three-way video call.

2 is a flow chart 200 showing a video call switching method according to an embodiment of the invention. First, in step S210, a video call is established between a first electronic device and a remote device through a communication network; in step S220, a first electronic device is obtained through the near field communication (NFC). Transmitting the data to one of the two electronic devices, and transmitting the call data to the remote device; in step S230, transmitting, by the remote device, a call switching message to the second electronic device according to the call data; in step S240 According to the call switching message, the second electronic device generates a menu for the user to decide whether to perform a video call with the remote device. If the user agrees that the second electronic device and the remote device perform a video call, step S250 is performed. The terminal device can establish a video call with the second electronic device through the communication network, and end the video call between the remote device and the first electronic device; if the user does not agree that the second electronic device and the remote device perform the video call, the steps are performed. S260. Continue to use the first electronic device and the remote device to perform a video call.

The video call switching method proposed by the present invention provides a seamless video call switching through Near Field Communication (NFC). When the user wants to make a video call of the smart phone, the switch has a larger screen at hand. In the case of a tablet or smart TV, you can switch the video call with the remote handheld device to a tablet or smart TV with a large screen at hand, without interrupting the original video call. In addition, through this method, the user only needs to perform the switching of the video call through the operation between the devices, and does not need to inform the server of the network to switch the electronic device. Then, the server on the network side is notified of the electronic device to be switched by the remote device. In other words, one of the features of the present invention is that the switching of the video call can be achieved by implementing the software in the electronic device without changing the setting of the server and its hardware architecture. Therefore, this method not only saves the user's time, but also provides the user's more convenient operation of switching the video call, and does not need to change the settings and hardware of the server.

The specific features, structures, or properties mentioned in the "invention" or "embodiment" referred to in the specification may be included in at least one embodiment of the present specification. Therefore, statements that appear in different places, "in one embodiment," may not all refer to the same embodiment. In addition, this particular feature, structure, or property may be combined with one or more embodiments in any suitable manner.

The embodiments disclosed herein will readily appreciate the above advantages for anyone skilled in the art. After reading the contents of the specification, any person skilled in the art can make appropriate changes and substitutions in a broad manner without departing from the spirit and scope of the invention. Therefore, the embodiments disclosed in the present specification are intended to protect the scope of the claims of the present invention and are not intended to limit the scope of the invention.

100‧‧‧Video call switching system

110‧‧‧First electronic device

120‧‧‧Second electronic device

130‧‧‧Remote device

140‧‧‧Communication network

200‧‧‧flow chart

S210, S220, S230, S240, S250, S260‧‧ steps

FIG. 1 is a block diagram showing a video call switching system 100 according to an embodiment of the invention.

2 is a flow chart 200 showing a video call switching method according to an embodiment of the invention.

100‧‧‧Video call switching system

110‧‧‧First electronic device

120‧‧‧Second electronic device

130‧‧‧Remote device

140‧‧‧Communication network

Claims (10)

A video call switching system includes: a first electronic device that obtains a call data of a second electronic device through a short-range wireless communication; and a remote device that establishes a video call through the communication network with the first electronic device And receiving the call data from the first electronic device, and transmitting a call switching message to the second electronic device according to the call data, to establish a video call with the second electronic device through the communication network. The video call switching system of claim 1, wherein the remote device and the second electronic device have established a video call, and the video call of the remote device and the first electronic device is ended. The video call switching system of claim 1, wherein the second electronic device generates a menu for the user to decide whether to perform a video call with the remote device according to the call switching message, if the user agrees The second electronic device and the remote device perform a video call, and the remote device establishes a video call with the second electronic device through the communication network, if the user does not agree that the second electronic device and the remote device perform video communication. The call continues to use the first electronic device and the remote device to perform a video call. The video call switching system of claim 1, wherein when the remote device and the second electronic device have established a video call, the remote device simultaneously transmits the first electronic device and the first The two electronic devices establish a three-way video call. For example, the video call switching system described in claim 1 of the patent scope, The call information includes an IP address or a phone number of one of the second electronic devices. A video call switching method includes: establishing a video call between a first electronic device and a remote device through a communication network; and obtaining a second electronic device by using the first electronic device through a short-range wireless communication Transmitting a call data to the remote device; and transmitting, by the remote device, a call switching message to the second electronic device according to the call data, to transmit the second electronic device through the communication network The device establishes a video call. The video call switching method of claim 6, further comprising: when the remote device and the second electronic device have established a video call, ending the video call between the remote device and the first electronic device. The video call switching method of claim 6, further comprising: generating, by the second electronic device, a menu for the user to determine whether to perform a video call with the remote device according to the call switching message. If the user agrees that the second electronic device and the remote device perform a video call, the remote device can establish a video call with the second electronic device through the communication network, if the user disagrees with the second electronic device And performing a video call with the remote device, and continuing to use the first electronic device and the remote device to perform a video call. The video call switching method of claim 6, further comprising: when the remote device and the second electronic device have established a video call, the remote device can simultaneously communicate with the first The electronic device and the second electronic device establish a three-way video call. The video call switching method of claim 6, wherein the call data comprises an IP address or a phone number of one of the second electronic devices.