CN112689222B - Wireless audio conversion device and method - Google Patents
Wireless audio conversion device and method Download PDFInfo
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- CN112689222B CN112689222B CN202011469300.6A CN202011469300A CN112689222B CN 112689222 B CN112689222 B CN 112689222B CN 202011469300 A CN202011469300 A CN 202011469300A CN 112689222 B CN112689222 B CN 112689222B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention provides a wireless audio conversion device and a wireless audio conversion method. The wireless audio conversion device includes a functional coordination and audio transcoding unit configured to: when the connected audio transmitting equipment can only support the classical Bluetooth audio function, the classical Bluetooth audio receiving module is started, and when the connected audio transmitting equipment can support the Bluetooth low-power-consumption audio function, the Bluetooth low-power-consumption audio receiving module is started preferentially; when the connected audio receiving equipment can only support the classical Bluetooth audio function, the classical Bluetooth audio transmitting module is started, and when the connected audio receiving equipment can support the Bluetooth low-power-consumption audio function, the Bluetooth low-power-consumption audio transmitting module is started preferentially. The device can be used as a bridge between a device which only supports the classical Bluetooth audio function and a device which only supports the Bluetooth low-power-consumption audio function.
Description
[ field of technology ]
The present invention relates to the field of wireless communications, and in particular, to a wireless audio conversion device and method.
[ background Art ]
The wireless audio technology brings unconstrained free conversation and music enjoyment to people, and is widely loved by people. In particular, wireless Audio (Classic Audio) based on the classical Bluetooth technology is widely applied to computers, smart phones, smart speakers, smart headphones and vehicle-mounted equipment. To further improve wireless Audio quality, support true wireless stereo (TWS: true Wireless Stereos) functionality and broadcast Audio functionality while reducing power consumption, complexity and cost, bluetooth low energy (BLE: bluetooth Low Energy) Audio (Audio) technologies have been developed that support the connection isochronous stream (CIS: connected Isochronous Stream) protocol, the connection isochronous group (CIG: connected Isochronous Group) protocol, the broadcast isochronous stream (BIS: broadcast Isochronous Stream) protocol, and the broadcast isochronous group (BIG: broadcast Isochronous Group) protocol. However, in order for an Audio transmitting device supporting BLE Audio, such as a smart phone, to be compatible with an old Audio receiving device, such as a bluetooth-enabled Audio device, a dual mode function of Classic Audio and BLE Audio must be supported. Also, in order for a BLE Audio enabled Audio receiving device to be compatible with an older Audio transmitting device, such as a television, a dual mode function of the Classic Audio and BLE Audio must also be supported.
This results in both the Audio transmitting device and the Audio receiving device supporting BLE Audio and Classic Audio dual mode functionality. Such a result violates the goal of BLE Audio to reduce power consumption, complexity, and cost.
[ invention ]
The invention aims to provide wireless audio conversion equipment and a wireless audio conversion method, which simultaneously support the sending and receiving functions of classical Bluetooth audio and Bluetooth low-power-consumption audio, can be used as a bridge between audio sending equipment only supporting the classical Bluetooth audio function and audio receiving equipment only supporting the Bluetooth low-power-consumption audio function, and can also be used as a bridge between audio sending equipment only supporting the Bluetooth low-power-consumption audio function and audio receiving equipment only supporting the classical Bluetooth audio function.
In order to solve the above-described problems, according to one aspect of the present invention, there is provided a wireless audio converting apparatus including: the system comprises a classical Bluetooth audio receiving module, a classical Bluetooth audio transmitting module, a Bluetooth low-power-consumption audio receiving module and a Bluetooth low-power-consumption audio transmitting module; and the function coordination and audio code conversion unit. The functional coordination and audio transcoding unit is configured to: when the connected audio transmitting equipment can only support the classical Bluetooth audio function, the classical Bluetooth audio receiving module is started to establish Bluetooth wireless communication connection with the audio transmitting equipment, and when the connected audio transmitting equipment can support the Bluetooth low-power-consumption audio function, the Bluetooth low-power-consumption audio receiving module is started to establish Bluetooth wireless communication connection with the audio transmitting equipment preferentially; when the connected audio receiving equipment can only support the classical Bluetooth audio function, the classical Bluetooth audio sending module is started to establish Bluetooth wireless communication connection with the audio receiving equipment, and when the connected audio receiving equipment can support the Bluetooth low-power-consumption audio function, the Bluetooth low-power-consumption audio sending module is started to establish Bluetooth wireless communication connection with the audio receiving equipment preferentially.
According to another aspect of the present invention, a wireless audio conversion device is provided that includes a functional coordination and audio transcoding unit. The functional coordination and audio transcoding unit is configured to: when the connected audio transmitting equipment can only support the classical Bluetooth audio function, the classical Bluetooth audio receiving function is started to establish Bluetooth wireless communication connection with the audio transmitting equipment, and when the connected audio transmitting equipment can support the Bluetooth low-power-consumption audio function, the Bluetooth low-power-consumption audio receiving function is started to establish Bluetooth wireless communication connection with the audio transmitting equipment preferentially; when the connected audio receiving equipment can only support the classical Bluetooth audio function, the classical Bluetooth audio sending function is started to establish Bluetooth wireless communication connection with the audio receiving equipment, and when the connected audio receiving equipment can support the Bluetooth low-power-consumption audio function, the Bluetooth low-power-consumption audio sending function is started to establish Bluetooth wireless communication connection with the audio receiving equipment preferentially.
According to still another aspect of the present invention, there is provided a wireless audio conversion method including: establishing Bluetooth wireless communication connection between the wireless audio conversion equipment and the audio transmission equipment, and establishing Bluetooth wireless communication connection between the wireless audio conversion equipment and the audio receiving equipment, wherein when the connected audio transmission equipment can only support classical Bluetooth audio functions, the classical Bluetooth audio receiving function of the wireless audio conversion equipment is started to establish Bluetooth wireless communication connection with the audio transmission equipment, and when the connected audio transmission equipment can support Bluetooth low-power-consumption audio functions, the Bluetooth low-power-consumption audio receiving function of the wireless audio conversion equipment is started to establish Bluetooth wireless communication connection with the audio transmission equipment; when the connected audio receiving equipment can only support the classical Bluetooth audio function, the classical Bluetooth audio sending function of the wireless audio conversion equipment is started to establish Bluetooth wireless communication connection with the audio receiving equipment, and when the connected audio receiving equipment can support the Bluetooth low-power-consumption audio function, the Bluetooth low-power-consumption audio sending function of the wireless audio conversion equipment is started to establish Bluetooth wireless communication connection with the audio receiving equipment.
Compared with the prior art, the multifunctional wireless audio conversion device and the method can be used as a bridge of an audio transmission device only supporting a classical Bluetooth audio function and an audio receiving device only supporting a Bluetooth low-power consumption audio function, can also be used as a bridge of an audio transmission device only supporting a Bluetooth low-power consumption audio function and an audio receiving device only supporting a classical Bluetooth audio function, can also be used as a relay device of the audio transmission device supporting the classical Bluetooth audio function and the audio receiving device supporting the classical Bluetooth audio function, can improve the classical Bluetooth audio communication performance or reduce the radio frequency power consumption of the audio receiving device supporting the classical Bluetooth audio function, can also be used as a relay device of the audio transmission device supporting the Bluetooth low-power consumption audio function and the audio receiving device supporting the Bluetooth low-power consumption audio function, and can improve the Bluetooth low-power consumption audio communication performance or reduce the radio frequency power consumption of the audio receiving device supporting the Bluetooth low-power consumption audio function.
Specific and further advantages of the invention will be described in detail below in connection with the specific embodiments.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
fig. 1 is a schematic functional structure diagram of a wireless audio conversion device according to an embodiment of the present invention.
[ detailed description ] of the invention
In order to make the technical solutions and advantages of the embodiments of the present application more apparent, the following detailed description of exemplary embodiments of the present application is given with reference to the accompanying drawings, and it is apparent that the described embodiments are only some of the embodiments of the present application and not exhaustive of all the embodiments. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other.
Fig. 1 is a functional structural diagram of a wireless audio conversion device 100 according to an embodiment of the present invention. As shown in fig. 1, the wireless audio conversion apparatus 100 may establish a bluetooth wireless communication connection with the audio transmission apparatus 200, receive audio data from the audio transmission apparatus 200, and further establish a bluetooth wireless communication connection with the audio reception apparatus 300, thereby relaying the audio data received from the audio transmission apparatus 200 to the audio reception apparatus 300 directly or after format conversion. The wireless audio conversion apparatus 100 includes: classical bluetooth audio receiving module 120, classical bluetooth audio transmitting module 130, bluetooth low energy audio receiving module 140 and bluetooth low energy audio transmitting module 150, function coordination and audio transcoding unit 110.
The functional coordination and audio transcoding unit 110 is configured to:
when the connected Audio transmitting device 200 can only support the classical bluetooth Audio (Classic Audio) function, the classical bluetooth Audio receiving module 120 is started to establish bluetooth wireless communication connection with the Audio transmitting device 200, and when the connected Audio transmitting device 200 can support the bluetooth low energy Audio (BLE Audio) function, the bluetooth low energy Audio receiving module 140 is preferentially started to establish bluetooth wireless communication connection with the Audio transmitting device;
when the connected audio receiving device 300 can only support the classical Bluetooth audio function, the classical Bluetooth audio transmitting module 130 is started to establish Bluetooth wireless communication connection with the audio receiving device 300, and when the connected audio receiving device 300 can support the Bluetooth low-power-consumption audio function, the Bluetooth low-power-consumption audio transmitting module 150 is started to establish Bluetooth wireless communication connection with the audio receiving device 300 preferentially.
In one embodiment, the classical bluetooth audio receiving module 120, the classical bluetooth audio transmitting module 130, the bluetooth low energy audio receiving module 140 and the bluetooth low energy audio transmitting module 150 may be logic function modules, each of which may implement a predetermined function. The modules can have multiplexing parts, such as a radio frequency transceiver and an antenna, which can be multiplexed or completely independent of each other. The related module implementing the classical bluetooth audio receiving function may be referred to as a classical bluetooth audio receiving module 120, the related module implementing the classical bluetooth audio transmitting function may be referred to as a classical bluetooth audio transmitting module 130, and the related module implementing the bluetooth low energy audio receiving function may be referred to as a bluetooth low energy audio receiving module 140. In a physical implementation, the receiving module needs to include an antenna, a radio frequency receiver, and a demodulator, the transmitting module needs to include a modulator, a radio frequency transmitter, and an antenna, and the receiving module and the transmitting module may share a part of physical units.
The functional coordination and audio transcoding unit 110 is further configured to:
when the classical bluetooth audio receiving module 120 and the bluetooth low energy audio transmitting module 150 are enabled, the encoded audio data supported by the classical bluetooth audio function received by the classical bluetooth audio receiving module 120 is converted into encoded audio data supported by the bluetooth low energy audio function transmitted by the bluetooth low energy audio transmitting module 150;
when the bluetooth low energy audio receiving module 140 and the classical bluetooth audio transmitting module 130 are enabled, the encoded audio data supported by the bluetooth low energy audio function received by the bluetooth low energy audio receiving module 140 is converted into encoded audio data supported by the classical bluetooth audio function transmitted by the classical bluetooth audio transmitting module 130;
when the classical bluetooth audio receiving module 120 and the classical bluetooth audio transmitting module 130 are enabled, relaying encoded audio data supported by the classical bluetooth audio function received by the classical bluetooth audio receiving module 120 to the classical bluetooth audio transmitting module 130;
when the bluetooth low energy audio receiving module 140 and the bluetooth low energy audio transmitting module 150 are enabled, the encoded audio data supported by the bluetooth low energy audio function received by the bluetooth low energy audio receiving module 140 is relayed to the bluetooth low energy audio transmitting module 150.
In one embodiment, the encoded audio data supported by the classical Bluetooth audio function may be subband encoded (SBC: sub-Band encoding) or advanced audio encoded (AAC: advanced Audio Coding), the encoded audio data supported by the Bluetooth low energy audio function may be low complexity communication encoded (LC 3: low Complexity Communication Coding), the encoding format conversion may be conversion of SBC or AAC encoded audio data into LC3 encoded audio data, or conversion of LC3 encoded audio data into SBC or AAC encoded audio data.
The working modes of the wireless Audio conversion device include (1) conversion from Classic Audio to BLE Audio, using the function of receiving the Classic Audio and the function of sending the BLE Audio; (2) Converting the BLE Audio into the Classic Audio, and using the BLE Audio receiving function and the Classic Audio transmitting function; (3) The relay from BLE Audio to BLE Audio is used for a BLE Audio receiving function and a BLE Audio transmitting function; (4) The relay from the Classic Audio to the Classic Audio is used for the function of receiving the Classic Audio and the function of transmitting the Classic Audio.
The wireless audio conversion device 100 in the invention supports the transmitting and receiving functions of the classical Bluetooth audio and the Bluetooth low-power consumption audio at the same time, can be used as a bridge between an audio transmitting device only supporting the classical Bluetooth audio function and an audio receiving device only supporting the Bluetooth low-power consumption audio function, can also be used as a bridge between an audio transmitting device only supporting the Bluetooth low-power consumption audio function and an audio receiving device only supporting the classical Bluetooth audio function, can also be used as a relay device between the audio transmitting device supporting the classical Bluetooth audio function and the audio receiving device supporting the classical Bluetooth audio function, can improve the classical Bluetooth audio communication performance or reduce the radio frequency power consumption of the audio receiving device supporting the classical Bluetooth audio function, can also be used as a relay device between the audio transmitting device supporting the Bluetooth low-power consumption audio function and the audio receiving device supporting the Bluetooth low-power consumption audio function, and can improve the Bluetooth low-power consumption audio communication performance or reduce the radio frequency power consumption of the audio receiving device supporting the Bluetooth low-power consumption audio function.
In one embodiment, the wireless audio conversion device preferentially establishes a connection with the audio transmitting device 200 and then establishes a connection with the audio receiving device 300. When the connection is established with the audio transmission device 200, preferentially inquiring whether the audio transmission device 200 supports the Bluetooth low power consumption function, if the audio transmission device 200 supports the Bluetooth low power consumption function, enabling the Bluetooth low power consumption audio receiving module 140 to establish Bluetooth wireless communication connection with the audio transmission device 200, if the audio transmission device 200 does not support the Bluetooth low power consumption function, inquiring whether the audio transmission device 200 supports the classical Bluetooth function, and if the audio transmission device 200 can only support the classical Bluetooth audio function, enabling the classical Bluetooth audio receiving module 120 to establish Bluetooth wireless communication connection with the audio transmission device 200. When the connection is established with the audio receiving device 300, it is also preferentially inquired whether the audio receiving device 300 supports the bluetooth low energy function, if the audio receiving device 300 supports the bluetooth low energy function, the bluetooth low energy audio transmitting module 150 is started to establish bluetooth wireless communication connection with the audio receiving device 300, if the audio receiving device 300 does not support the bluetooth low energy function, it is inquired whether the audio receiving device 300 supports the classical bluetooth function, and if the audio receiving device 300 can only support the classical bluetooth audio function, the classical bluetooth audio transmitting module 130 is started to establish bluetooth wireless communication connection with the audio receiving device 300.
In one embodiment, if the radio frequency and antenna separation of the two functional modules is large and the mutual interference is small, a simultaneous operation mode is adopted, in other words, the transceiving time slot of the wireless audio conversion device connected to the bluetooth wireless communication of the audio transmission device 200 and the transceiving time slot of the wireless audio conversion device connected to the wireless communication of the audio reception device 300 overlap each other. In another embodiment, if the separation of the radio frequency and the antenna of the two functional modules is small or the shared radio frequency transceiver unit and the antenna are used, the time-sharing operation mode is adopted, in other words, the transceiver time slot of the bluetooth wireless communication connection between the wireless audio conversion device and the audio transmission device 200 and the transceiver time slot of the bluetooth wireless communication connection between the wireless audio conversion device and the audio reception device 300 do not overlap with each other.
According to another aspect of the invention, the invention may also be implemented as a wireless audio conversion method. The wireless audio conversion method comprises the following steps:
establishing a Bluetooth wireless communication connection between the wireless audio conversion device 100 and the audio transmission device 200, and establishing a Bluetooth wireless communication connection between the wireless audio conversion device 100 and the audio receiving device 300, wherein when the connected audio transmission device 200 can only support a classical Bluetooth audio function, the classical Bluetooth audio receiving function of the wireless audio conversion device 100 is started to establish a Bluetooth wireless communication connection with the audio transmission device 200, and when the connected audio transmission device 200 can support a Bluetooth low-power-consumption audio function, the Bluetooth low-power-consumption audio receiving function of the wireless audio conversion device 100 is started to establish a Bluetooth wireless communication connection with the audio transmission device 200; when the connected audio receiving device 300 can only support the classical bluetooth audio function, the classical bluetooth audio transmitting function of the wireless audio conversion device 100 is started to establish bluetooth wireless communication connection with the audio receiving device 300, and when the connected audio receiving device 300 can support the bluetooth low energy audio function, the bluetooth low energy audio transmitting function of the wireless audio conversion device 100 is started to establish bluetooth wireless communication connection with the audio receiving device 300.
In one embodiment, the wireless audio conversion method further includes:
when the classical Bluetooth audio receiving function and the Bluetooth low-power-consumption audio sending function are started, converting the received coded audio data supported by the classical Bluetooth function into coded audio data supported by the Bluetooth low-power-consumption function;
when the Bluetooth low-power-consumption audio receiving function is started by the classical Bluetooth audio sending function, converting the received coded audio data supported by the Bluetooth low-power-consumption audio function into coded audio data supported by the classical Bluetooth audio function;
when the classical Bluetooth audio receiving function and the classical Bluetooth audio sending function are started, relaying the received coded audio data supported by the classical Bluetooth audio function;
and when the Bluetooth low-power-consumption audio receiving function and the Bluetooth low-power-consumption audio sending function are started, relaying the received coded audio data supported by the Bluetooth low-power-consumption audio receiving function.
In one embodiment, the wireless audio conversion device preferentially establishes a connection with the audio transmitting device and then establishes a connection with the audio receiving device. When the connection is established with the audio transmission equipment, preferentially inquiring whether the audio transmission equipment supports the Bluetooth low power consumption function, if the audio transmission equipment supports the Bluetooth low power consumption function, enabling the Bluetooth low power consumption audio receiving function to establish Bluetooth wireless communication connection with the audio transmission equipment, if the audio transmission equipment does not support the Bluetooth low power consumption function, inquiring whether the audio transmission equipment supports the classical Bluetooth function, and if the audio transmission equipment can only support the classical Bluetooth audio function, enabling the classical Bluetooth audio receiving function to establish Bluetooth wireless communication connection with the audio transmission equipment. When the connection is established with the audio receiving device, the audio receiving device is also preferentially inquired whether the audio receiving device supports the Bluetooth low power consumption function, if the audio receiving device supports the Bluetooth low power consumption function, the Bluetooth low power consumption audio sending function is started to establish Bluetooth wireless communication connection with the audio receiving device, if the audio receiving device does not support the Bluetooth low power consumption function, the audio receiving device is inquired whether the audio receiving device supports the classical Bluetooth function, and if the audio receiving device can only support the classical Bluetooth audio function, the classical Bluetooth audio sending function is started to establish Bluetooth wireless communication connection with the audio receiving device.
It will be appreciated by those skilled in the art that embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
While preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the application.
Claims (11)
1. A wireless audio conversion device, characterized by: it comprises the following steps:
the system comprises a classical Bluetooth audio receiving module, a classical Bluetooth audio transmitting module, a Bluetooth low-power-consumption audio receiving module and a Bluetooth low-power-consumption audio transmitting module;
a functional coordination and audio transcoding unit configured to:
when the connected audio transmitting equipment can only support the classical Bluetooth audio function, the classical Bluetooth audio receiving module is started to establish Bluetooth wireless communication connection with the audio transmitting equipment, and when the connected audio transmitting equipment can support the Bluetooth low-power-consumption audio function, the Bluetooth low-power-consumption audio receiving module is started to establish Bluetooth wireless communication connection with the audio transmitting equipment preferentially;
when the connected audio receiving equipment can only support the classical Bluetooth audio function, the classical Bluetooth audio sending module is started to establish Bluetooth wireless communication connection with the audio receiving equipment, and when the connected audio receiving equipment can support the Bluetooth low-power-consumption audio function, the Bluetooth low-power-consumption audio sending module is started to establish Bluetooth wireless communication connection with the audio receiving equipment preferentially.
2. The wireless audio conversion apparatus of claim 1, wherein: the functional coordination and audio transcoding unit is further configured to:
when the classical Bluetooth audio receiving module and the Bluetooth low-power-consumption audio transmitting module are started, converting the coded audio data supported by the classical Bluetooth audio function received by the classical Bluetooth audio receiving module into the coded audio data supported by the Bluetooth low-power-consumption audio function transmitted by the Bluetooth low-power-consumption audio transmitting module;
when the Bluetooth low-power-consumption audio receiving module and the classical Bluetooth audio sending module are started, converting the coded audio data supported by the Bluetooth low-power-consumption audio function received by the Bluetooth low-power-consumption audio receiving module into coded audio data supported by the classical Bluetooth audio function sent by the classical Bluetooth audio sending module;
when the classical Bluetooth audio receiving module and the classical Bluetooth audio sending module are started, the coded audio data supported by the classical Bluetooth audio function received by the classical Bluetooth audio receiving module is relayed to the classical Bluetooth audio sending module;
and when the Bluetooth low-power-consumption audio receiving module and the Bluetooth low-power-consumption audio sending module are started, the coded audio data supported by the Bluetooth low-power-consumption audio function received by the Bluetooth low-power-consumption audio receiving module is relayed to the Bluetooth low-power-consumption audio sending module.
3. The wireless audio conversion apparatus of claim 1, wherein: the wireless audio conversion equipment is preferentially connected with the audio sending equipment and then connected with the audio receiving equipment.
4. The wireless audio conversion apparatus of claim 3, wherein: when the connection is established with the audio transmission equipment, preferentially inquiring whether the audio transmission equipment supports the Bluetooth low power consumption function, if the audio transmission equipment supports the Bluetooth low power consumption function, enabling the Bluetooth low power consumption audio receiving module to establish Bluetooth wireless communication connection with the audio transmission equipment, if the audio transmission equipment does not support the Bluetooth low power consumption function, inquiring whether the audio transmission equipment supports the classical Bluetooth function, if the audio transmission equipment can only support the classical Bluetooth audio function, enabling the classical Bluetooth audio receiving module to establish Bluetooth wireless communication connection with the audio transmission equipment,
when the connection is established with the audio receiving equipment, preferentially inquiring whether the audio receiving equipment supports the Bluetooth low power consumption function, if the audio receiving equipment supports the Bluetooth low power consumption function, enabling the Bluetooth low power consumption audio sending module to establish Bluetooth wireless communication connection with the audio receiving equipment, if the audio receiving equipment does not support the Bluetooth low power consumption function, inquiring whether the audio receiving equipment supports the classical Bluetooth function, and if the audio receiving equipment can only support the classical Bluetooth audio function, enabling the classical Bluetooth audio sending module to establish Bluetooth wireless communication connection with the audio receiving equipment.
5. The wireless audio conversion apparatus of claim 1, wherein:
the receiving and transmitting time slots of the wireless audio conversion device and the Bluetooth wireless communication connection of the audio transmission device are overlapped with each other, or,
the receiving and transmitting time slots of the Bluetooth wireless communication connection between the wireless audio conversion equipment and the audio transmission equipment are not overlapped with the receiving and transmitting time slots of the Bluetooth wireless communication connection between the wireless audio conversion equipment and the audio receiving equipment.
6. A wireless audio conversion device, characterized by: it comprises the following steps:
a functional coordination and audio transcoding unit configured to:
when the connected audio transmitting equipment can only support the classical Bluetooth audio function, the classical Bluetooth audio receiving function is started to establish Bluetooth wireless communication connection with the audio transmitting equipment, and when the connected audio transmitting equipment can support the Bluetooth low-power-consumption audio function, the Bluetooth low-power-consumption audio receiving function is started to establish Bluetooth wireless communication connection with the audio transmitting equipment preferentially;
when the connected audio receiving equipment can only support the classical Bluetooth audio function, the classical Bluetooth audio sending function is started to establish Bluetooth wireless communication connection with the audio receiving equipment, and when the connected audio receiving equipment can support the Bluetooth low-power-consumption audio function, the Bluetooth low-power-consumption audio sending function is started to establish Bluetooth wireless communication connection with the audio receiving equipment preferentially.
7. The wireless audio conversion apparatus of claim 6, wherein: the functional coordination and audio transcoding unit is further configured to:
when the classical Bluetooth audio receiving function and the Bluetooth low-power-consumption audio sending function are started, converting the received coded audio data supported by the classical Bluetooth function into coded audio data supported by the Bluetooth low-power-consumption function;
when the Bluetooth low-power-consumption audio receiving function and the classical Bluetooth audio sending function are started, converting the received coded audio data supported by the Bluetooth low-power-consumption audio function into coded audio data supported by the classical Bluetooth audio function;
when the classical Bluetooth audio receiving function and the classical Bluetooth audio sending function are started, relaying the received coded audio data supported by the classical Bluetooth audio function;
and when the Bluetooth low-power-consumption audio receiving function and the Bluetooth low-power-consumption audio sending function are started, relaying the received coded audio data supported by the Bluetooth low-power-consumption audio receiving function.
8. The wireless audio conversion apparatus of claim 6, wherein: the wireless audio conversion device preferentially establishes connection with the audio transmitting device and then establishes connection with the audio receiving device,
when the connection is established with the audio transmission equipment, preferentially inquiring whether the audio transmission equipment supports the Bluetooth low power consumption function, if the audio transmission equipment supports the Bluetooth low power consumption function, enabling the Bluetooth low power consumption audio receiving function to establish Bluetooth wireless communication connection with the audio transmission equipment, if the audio transmission equipment does not support the Bluetooth low power consumption function, inquiring whether the audio transmission equipment supports the classical Bluetooth function, if the audio transmission equipment can only support the classical Bluetooth audio function, enabling the classical Bluetooth audio receiving function to establish Bluetooth wireless communication connection with the audio transmission equipment,
when the connection is established with the audio receiving device, preferentially inquiring whether the audio receiving device supports the Bluetooth low power consumption function, if the audio receiving device supports the Bluetooth low power consumption function, enabling the Bluetooth low power consumption audio sending function to establish Bluetooth wireless communication connection with the audio receiving device, if the audio receiving device does not support the Bluetooth low power consumption function, inquiring whether the audio receiving device supports the classical Bluetooth function, if the audio receiving device can only support the classical Bluetooth audio function, enabling the classical Bluetooth audio sending function to establish Bluetooth wireless communication connection with the audio receiving device,
the receiving and transmitting time slots of the wireless audio conversion equipment and the Bluetooth wireless communication connection of the audio transmission equipment are overlapped with each other, or the receiving and transmitting time slots of the wireless audio conversion equipment and the Bluetooth wireless communication connection of the audio transmission equipment are not overlapped with each other.
9. A wireless audio conversion method, characterized in that: it comprises the following steps:
establishing Bluetooth wireless communication connection between the wireless audio conversion equipment and the audio transmission equipment, and establishing Bluetooth wireless communication connection between the wireless audio conversion equipment and the audio receiving equipment, wherein when the connected audio transmission equipment can only support classical Bluetooth audio functions, the classical Bluetooth audio receiving function of the wireless audio conversion equipment is started to establish Bluetooth wireless communication connection with the audio transmission equipment, and when the connected audio transmission equipment can support Bluetooth low-power-consumption audio functions, the Bluetooth low-power-consumption audio receiving function of the wireless audio conversion equipment is started to establish Bluetooth wireless communication connection with the audio transmission equipment; when the connected audio receiving equipment can only support the classical Bluetooth audio function, the classical Bluetooth audio sending function of the wireless audio conversion equipment is started to establish Bluetooth wireless communication connection with the audio receiving equipment, and when the connected audio receiving equipment can support the Bluetooth low-power-consumption audio function, the Bluetooth low-power-consumption audio sending function of the wireless audio conversion equipment is started to establish Bluetooth wireless communication connection with the audio receiving equipment.
10. The wireless audio conversion method of claim 9, wherein: it also includes:
when the classical Bluetooth audio receiving function and the Bluetooth low-power-consumption audio sending function are started, converting the received coded audio data supported by the classical Bluetooth function into coded audio data supported by the Bluetooth low-power-consumption function;
when the Bluetooth low-power-consumption audio receiving function and the classical Bluetooth audio sending function are started, converting the received coded audio data supported by the Bluetooth low-power-consumption audio function into coded audio data supported by the classical Bluetooth audio function;
when the classical Bluetooth audio receiving function and the classical Bluetooth audio sending function are started, relaying the received coded audio data supported by the classical Bluetooth audio function;
and when the Bluetooth low-power-consumption audio receiving function and the Bluetooth low-power-consumption audio sending function are started, relaying the received coded audio data supported by the Bluetooth low-power-consumption audio receiving function.
11. The wireless audio conversion method of claim 9, wherein: the wireless audio conversion device preferentially establishes connection with the audio transmitting device and then establishes connection with the audio receiving device,
when the connection is established with the audio transmission equipment, preferentially inquiring whether the audio transmission equipment supports the Bluetooth low power consumption function, if the audio transmission equipment supports the Bluetooth low power consumption function, enabling the Bluetooth low power consumption audio receiving function to establish Bluetooth wireless communication connection with the audio transmission equipment, if the audio transmission equipment does not support the Bluetooth low power consumption function, inquiring whether the audio transmission equipment supports the classical Bluetooth function, if the audio transmission equipment can only support the classical Bluetooth audio function, enabling the classical Bluetooth audio receiving function to establish Bluetooth wireless communication connection with the audio transmission equipment,
when the connection is established with the audio receiving device, the audio receiving device is also preferentially inquired whether the audio receiving device supports the Bluetooth low power consumption function, if the audio receiving device supports the Bluetooth low power consumption function, the Bluetooth low power consumption audio sending function is started to establish Bluetooth wireless communication connection with the audio receiving device, if the audio receiving device does not support the Bluetooth low power consumption function, the audio receiving device is inquired whether the audio receiving device supports the classical Bluetooth function, if the audio receiving device can only support the classical Bluetooth audio function, the classical Bluetooth audio sending function is started to establish Bluetooth wireless communication connection with the audio receiving device,
the receiving and transmitting time slots of the wireless audio conversion equipment and the Bluetooth wireless communication connection of the audio transmission equipment are overlapped with each other, or the receiving and transmitting time slots of the wireless audio conversion equipment and the Bluetooth wireless communication connection of the audio transmission equipment are not overlapped with each other.
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| CN202011469300.6A CN112689222B (en) | 2020-12-14 | 2020-12-14 | Wireless audio conversion device and method |
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| CN112689222A CN112689222A (en) | 2021-04-20 |
| CN112689222B true CN112689222B (en) | 2023-07-04 |
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| CN114845280A (en) * | 2021-01-15 | 2022-08-02 | Oppo广东移动通信有限公司 | Data transmission method and device, electronic equipment and storage medium |
| CN113347614A (en) * | 2021-04-29 | 2021-09-03 | 深圳市亚昱科技有限公司 | Audio processing apparatus, system and method |
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