ELECTRONIC DEVICE AND METHOD FOR PERFORMING HYBRID COMMUNICATION WITH EXTERNAL ELECTRONIC DEVICE

• US 20160306762A1
• Filed: 04/15/2016
• Published: 10/20/2016
• Est. Priority Date: 04/15/2015
• Status: Active Grant

• Current Assignee: Samsung Electronics Co. Ltd.
• Original Assignee: Samsung Electronics Co. Ltd.
• Inventors: LEE, Woo Kwang, KIM, Kyoung Hoon, NAMGOONG, Bo Ram
• Granted Patent: US 10,664,426 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: G06F 13/385 for adaptation of a particular data processing system to different peripheral devices
• CPC Class Codes: G06F 13/4022 using switching circuits, e.g. switching matrix, connection or expansion network G06F13/4009 takes precedence
• CPC Class Codes: G06F 13/4282 on a serial bus, e.g. I2C bus, SPI bus on daisy chain buses G06F13/4247
• CPC Class Codes: G06F 3/1423 controlling a plurality of local displays, e.g. CRT and flat panel display
• CPC Class Codes: G06F 3/1454 involving copying of the display data of a local workstation or window to a remote workstation or window so that an actual copy of the data is displayed simultaneously on two or more displays, e.g. teledisplay
• CPC Class Codes: G06F 9/4413 Plug-and-play [PnP]
• CPC Class Codes: G06F 9/452 Remote windowing, e.g. X-Window System, desktop virtualisation protocols for virtual reality H04L67/131
• CPC Class Codes: G09G 2340/02 Handling of images in compressed format, e.g. JPEG, MPEG
• CPC Class Codes: G09G 2340/0407 Resolution change, inclusive of the use of different resolutions for different screen areas
• CPC Class Codes: G09G 2340/0442 Handling or displaying different aspect ratios, or changing the aspect ratio
• CPC Class Codes: G09G 2360/04 Display device controller operating with a plurality of display units
• CPC Class Codes: G09G 2370/16 Use of wireless transmission of display information
• CPC Class Codes: H02J 50/10 using inductive coupling
• CPC Class Codes: H02J 50/80 involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices

Abstract

Disclosed is an electronic device including a first communication circuit that perform communication by using a first communication protocol, and a processor electrically connected to the first communication circuit, wherein the processor activates the first communication circuit based on a predetermined mutual operation, sets an operating mode of the electronic device based on at least part of the activation of the first communication circuit, and operates a universal serial bus (USB) host controller through a switching circuit based on the set operating mode.

Claims

1. An electronic device comprising:

a first communication circuit that performs communication using a first communication protocol; and

a processor electrically connected to the first communication circuit,

wherein the processor activates the first communication circuit based on a predetermined mutual operation between the electronic device and an external electronic device, sets an operating mode of the electronic device based on at least the activation of the first communication circuit, and operates a universal serial bus (USB) host controller through a switching circuit based on the set operating mode.

2. The electronic device of claim 1, wherein the processor further transmits, to the external electronic device, data to be provided to an output device connected to the external electronic device, through the first communication circuit.

3. The electronic device of claim 1, wherein the first communication protocol corresponds to millimeter wave communication.

4. The electronic device of claim 1, further comprising a second communication circuit that performs communication using a second communication protocol,

wherein the predetermined mutual operation with the external electronic device is receiving, through the second communication circuit, a request for activating the first communication circuit from the external electronic device.

5. The electronic device of claim 4, wherein the second communication protocol corresponds to short-range communication including at least one of Bluetooth™

, Bluetooth™

low energy, and near field communication (NFC).

6. The electronic device of claim 1, wherein the predetermined mutual operation comprises receiving, by the processor, power for wireless charging from the external electronic device.

7. The electronic device of claim 4, wherein the processor receives data for setting the operating mode through the first communication circuit or the second communication circuit, and sets the operating mode of the electronic device is performed based on the received data.

8. The electronic device of claim 1, wherein the processor further transmits, to the external electronic device, a signal for supplying power to a USB of the external electronic device, through the first communication circuit.

9. The electronic device of claim 7, wherein the received data is based on a virtual USB management table, and wherein the processor sets the operating mode of the electronic device by setting the virtual USB management table to have a lower priority than a priority of an actual USB management table.

10. An external electronic device comprising:

a first communication circuit that performs a first communication using a first communication protocol;

a second communication circuit that performs a second communication using a second communication protocol; and

a processor electrically connected to the first communication circuit and the second communication circuit,

wherein the processor requests an electronic device to activate the second communication circuit through the first communication circuit, and receives, from the electronic device through the activated second communication circuit, data to be provided from the electronic device to an output device connected to the external electronic device.

11. The external electronic device of claim 10, wherein the first communication protocol corresponds to short-range communication including at least one of Bluetooth™

, Bluetooth™

low energy, and near field communication (NFC) and the second communication protocol corresponds to millimeter wave communication.

12. The external electronic device of claim 10, wherein the processor further transmits, to the electronic device, an operating mode value of the electronic device for operating a universal serial bus (USB) host controller of the electronic device, through the first communication circuit or the second communication circuit.

13. The external electronic device of claim 10, wherein the processor further receives, from the electronic device, a request for supplying power to a universal serial bus (USB) connected to the output device, through the first communication circuit or the second communication circuit.

14. The external electronic device of claim 10, wherein the processor requests the electronic device to activate the second communication circuit through the first communication circuit as the processor broadcasts a signal for activating the second communication circuit using the second communication protocol through the first communication circuit and the electronic device receives the broadcasted signal.

15. A method performed in an electronic device, the method comprising:

activating a first communication circuit based on a predetermined mutual operation with an external electronic device;

setting an operating mode of the electronic device based on at least part of the activation of the first communication circuit; and

operating a universal serial bus (USB) host controller through a switching circuit based on the set operating mode.

16. The method of claim 15, wherein the predetermined mutual operation with the external device is receiving a request for activating the first communication circuit from the external electronic device, through the second communication circuit.

17. The method of claim 15, wherein the predetermined mutual operation with the external device comprises receiving power for wireless charging from the external electronic device.

18. The method of claim 15, further comprising transmitting, to the external electronic device, data to be provided to an output device connected to the external electronic device, through the first communication circuit.

19. The method of claim 16, further comprising receiving data for setting the operating mode through the first communication circuit or the second communication circuit, wherein setting the operating mode of the electronic device is performed based on the received data.

20. The method of claim 19, wherein the received data is based on a virtual USB management table, and setting the operating mode of the electronic device further comprises setting the virtual USB management table to have a lower priority than a priority of an actual USB management table.