METHODS, DEVICES AND SYSTEMS FOR BLUETOOTH AUDIO TRANSMISSION

• US 20160227319A1
• Filed: 10/21/2015
• Published: 08/04/2016
• Est. Priority Date: 01/30/2015
• Status: Active Grant

• Current Assignee: Cassia Networks Inc.
• Original Assignee: Cassia Networks Inc.
• Inventors: ZHAO, Jiamin, LIANG, Fan, ZHAO, Fuyong, ZHANG, Kunpeng
• Granted Patent: US 10,681,479 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: H04R 2227/003 Digital PA systems using, e.g. LAN or internet
• CPC Class Codes: H04R 2227/005 Audio distribution systems for home, i.e. multi-room use
• CPC Class Codes: H04R 2420/07 Applications of wireless loudspeakers or wireless microphones
• CPC Class Codes: H04R 2430/01 Aspects of volume control, not necessarily automatic, in sound systems
• CPC Class Codes: H04R 27/00 Public address systems circuits for preventing acoustic reaction H04R3/02; circuits for distributing signals to loudspeakers H04R3/12; monitoring or testing arrangements for public address systems H04R29/007; amplifiers H03F
• CPC Class Codes: H04W 4/80 Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication

Abstract

A device for providing audio data to a plurality of Bluetooth audio devices is provided. The device includes one or more Bluetooth transceivers for communicating with the plurality of Bluetooth audio devices, at least one network interface, one or more processors, and a memory for storing instructions executable by the one or more processors. The one or more processors may be configured to receive the audio data via the at least one network interface, decode the audio data for audio playing, and transmit the decoded audio data to the plurality of Bluetooth audio devices via the one or more Bluetooth transceivers.

Claims

1. A device for providing audio data to a plurality of Bluetooth audio devices, comprising:

one or more Bluetooth transceivers for communicating with the plurality of Bluetooth audio devices;

at least one network interface;

one or more processors; and

a memory for storing instructions executable by the one or more processors,

wherein the one or more processors are configured to;

receive the audio data via the at least one network interface;

decode the audio data for audio playing; and

transmit the decoded audio data to the plurality of Bluetooth audio devices via the one or more Bluetooth transceivers.

2. The device of claim 1, wherein the one or more processors are further configured to:

receive a user input from a client device, wherein the user input identifies the plurality of Bluetooth audio devices for playing the audio data; and

in response to the received user input, transmit the decoded audio data to the plurality of Bluetooth audio devices via the one or more Bluetooth transceivers.

3. The device of claim 2, wherein the user input further identifies an audio playing mode associated with the audio data, and wherein one or more processors are further configured to transmit the decoded audio data to the plurality of Bluetooth audio devices based on the audio playing mode.

4. The device of claim 3, wherein the audio playing mode is a sleep mode, and wherein one or more processors are further configured to cause a volume of each of the plurality of Bluetooth audio devices to decrease gradually.

5. The device of claim 3, wherein the audio playing mode is a wake-up mode, and wherein one or more processors are further configured to cause a volume of each of the plurality of Bluetooth audio devices to increase gradually.

6. The device of claim 2, wherein the user input further identifies a theme associated with the audio data, and wherein one or more processors are further configured to adjust, based on the theme, a light intensity of a plurality of Bluetooth lighting devices via the one or more Bluetooth transceivers.

7. The device of claim 1, wherein the one or more processors are further configured to cause the plurality of Bluetooth audio devices to play the decoded audio data at substantially the same time.

8. The device of claim 1, wherein the one or more processors are further configured to:

obtain a plurality of audio channels based on the decoded audio data, each of the audio channels including a portion of the decoded audio data;

determine an audio channel associated with each of the plurality of Bluetooth audio devices; and

transmit the portion of the decoded audio data corresponding to the associated audio channel to each of the plurality of Bluetooth audio devices.

9. The device of claim 1, wherein the one or more processors are further configured to receive the audio data from a client device via the one or more Bluetooth transceivers.

10. The device of claim 1, wherein the one or more processors are further configured to:

send a request to a client device for user account information associated with the audio data;

receive the user account information from the client device; and

retrieve, based on the user account information, the audio data from Internet via the at least one network interface.

11. A method for providing audio data to a plurality of Bluetooth audio devices, comprising:

receiving the audio data via at least one network interface;

decoding the audio data for audio playing; and

transmitting the decoded audio data to the plurality of Bluetooth audio devices via one or more Bluetooth transceivers.

12. The method of claim 11, further comprising:

receiving a user input from a client device, wherein the user input identifies the plurality of Bluetooth audio devices for playing the audio data; and

in response to the received user input, transmitting the decoded audio data to the plurality of Bluetooth audio devices via the one or more Bluetooth transceivers.

13. The method of claim 12, wherein the user input further identifies an audio playing mode associated with the audio data, and the decoded audio data is transmitted to the plurality of Bluetooth audio devices based on the audio playing mode.

14. The method of claim 13, wherein the audio playing mode is a sleep mode, the method further comprising:

causing a volume of each of the plurality of Bluetooth audio devices to decrease gradually.

15. The method of claim 13, wherein the audio playing mode is a wake-up mode, the method further comprising:

causing a volume of each of the plurality of Bluetooth audio devices to increase gradually.

16. The method of claim 12, wherein the user input further identifies a theme associated with the audio data, the method further comprising:

adjusting, based on the theme, a light intensity of a plurality of Bluetooth lighting devices via the one or more Bluetooth transceivers.

17. The method of claim 11, wherein the plurality of Bluetooth audio devices play the decoded audio data at substantially the same time.

18. The method of claim 11, further comprising:

obtaining a plurality of audio channels based on the decoded audio data, each of the audio channels including a portion of the decoded audio data;

determining an audio channel associated with each of the plurality of Bluetooth audio devices; and

transmitting the portion of the decoded audio data corresponding to the associated audio channel to each of the plurality of Bluetooth audio devices.

19. The method of claim 11, further comprising receiving the audio data from a client device via the one or more Bluetooth transceivers.

20. The method of claim 11, further comprising:

sending a request to a client device for user account information associated with the audio data;

receiving the user account information from the client device; and

retrieving, based on the user account information, the audio data from Internet via the at least one network interface.

21. A device for providing audio data to a plurality of Bluetooth audio devices, comprising:

one or more Bluetooth transceivers for communicating with the plurality of Bluetooth audio devices;

an antenna;

a radio frequency (RF) front end system communicatively coupled to the transceiver and the antenna, the RF front end system comprising;

a RF sampling block coupled to the one or more Bluetooth transceivers and configured to sample signals received from the one or more Bluetooth transceivers and output voltage signals;

a RF switching logic coupled to the RF sampling block to receive the voltage signals and configured to switch the RF front end system between a transmitting mode and a receiving mode;

a RF transmission gain block coupled to the RF switching logic and configured to increase a transmission power of the signals received from the one or more Bluetooth transceivers; and

a RF receiving gain block coupled to the RF switching logic and configured to suppress noise signals contained in radio frequency signals received from the antenna;

at least one network interface;

one or more processors; and

a memory for storing instructions executable by the one or more processors,

wherein the one or more processors are configured to;

receive the audio data via the at least one network interface;

decode the audio data for audio playing; and

transmit the decoded audio data to the plurality of Bluetooth audio devices via the one or more Bluetooth transceivers.

22. A device for providing audio data to a plurality of Bluetooth audio devices, comprising:

a configurable antenna system including a plurality of antenna elements, wherein each of the antenna elements is capable of being turned on or off to produce different antenna configurations;

one or more Bluetooth transceivers for communicating with the plurality of Bluetooth audio devices, the one or more Bluetooth transceivers configured to generate a received signal strength indicator (RSSI) for each of the antenna configurations, wherein the RSSI is generated based on signals received from a client device;

an antenna logic system communicatively coupled to the one or more Bluetooth transceivers and the configurable antenna system, the antenna logic system configured to;

receive, from the one or more Bluetooth transceivers, the RSSI for each of the antenna configurations;

select an antenna configuration among the antenna configurations based on the RSSI; and

configure the configurable antenna system with the selected antenna configuration;

at least one network interface;

one or more processors; and

a memory for storing instructions executable by the one or more processors, wherein the one or more processors are configured to;

receive the audio data via the at least one network interface;

decode the audio data for audio playing; and

transmit the decoded audio data to the plurality of Bluetooth audio devices via the one or more Bluetooth transceivers.