CN113543097A - Multi-Bluetooth interaction method and system for Android system - Google Patents
Multi-Bluetooth interaction method and system for Android system Download PDFInfo
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- CN113543097A CN113543097A CN202110611495.1A CN202110611495A CN113543097A CN 113543097 A CN113543097 A CN 113543097A CN 202110611495 A CN202110611495 A CN 202110611495A CN 113543097 A CN113543097 A CN 113543097A
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- 238000000034 method Methods 0.000 title claims abstract description 29
- 230000003993 interaction Effects 0.000 title claims abstract description 18
- 238000004891 communication Methods 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 10
- 230000002452 interceptive effect Effects 0.000 claims description 7
- 230000004044 response Effects 0.000 claims description 4
- 230000004888 barrier function Effects 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/14—Direct-mode setup
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/15—Setup of multiple wireless link connections
Abstract
The invention provides a multi-Bluetooth interaction method and system for an Android system, which are characterized in that an extended Bluetooth service Bluetooth Ext apk is added on the basis of an Android native Bluetooth apk; the method is characterized in that an expansion interface packet Bluetooth is added on the basis of an Android native FW interface Android, an AIDL service interface of Bluetooth communication is expanded into an Ext type interface file, a mode of expanding the service of Bluetooth process Bluetooth is started through the expanded Bluetooth Manager service Ext, and an expanded Bluetooth module is newly added on the basis of a native barrier module, so that the requirement of simultaneous interaction of multiple Bluetooth modules is met.
Description
Technical Field
The invention relates to the technical field of wireless communication, in particular to a multi-Bluetooth interaction method and system for an Android system.
Background
In an automobile entertainment system, functions of a bluetooth telephone and a bluetooth headset are more and more paid attention and favored by people. However, in the Android system framework design and the protocol stack design, only one bluetooth module can be supported, and the scheme has the following defects: firstly, a plurality of bluetooth modules can not be supported to work simultaneously, for example, in a multi-screen entertainment system, a main driver needs to use a main bluetooth module to connect a mobile phone for performing phone function operation, and a copilot or a back-row passenger needs to use a second bluetooth module to connect an earphone to listen to the car machine audio for entertainment interaction. The existing design scheme of the Bluetooth frame of the Android system cannot meet the requirement. Secondly, the existing Bluetooth service framework and protocol stack framework of the Android are modified to support the vehicle-mounted multiple Bluetooth modules, so that the workload is very large and almost unacceptable, and the modification can cause incompatibility of Android versions.
Disclosure of Invention
Aiming at the problems, the invention provides a multi-Bluetooth interaction method and system for an Android system, an extended Bluetooth module is constructed by multiplexing the original frame, service codes and the like of Android in an extended mode, the requirement of simultaneous interaction of the multi-Bluetooth module can be met, a main driver can be connected with an earphone to use Bluetooth communication, and other passengers can use the earphone to perform audio and video entertainment operation. Whether the extended Bluetooth service needs to be started or not is configured in a configuration mode, and the method is compatible with the original design of Android, so that the development cost is saved.
Specifically, the multi-Bluetooth interaction method for the Android system comprises the following steps:
step 1: on the basis of the native Bluetooth apk of the Android, an extended Bluetooth service Bluetooth Ext apk is added;
step 2: on the basis of an Android native FW interface Android, an expansion interface packet bluetooth is added;
and step 3: an AIDL service interface of the Bluetooth communication is expanded into an Ext type interface file, and the service of expanding the Bluetooth process Bluetooth is started through the expanded Bluetooth Manager service Ext.
Wherein, the step 1 further comprises: copying Android native Bluetooth apk service codes; the service of the bluetooth ext is extended by extending the packet name.
Further, the step 2 further comprises: copying an Android native FW interface Android. Modify the package name of the interface file to android.
Further, the protocol stack dynamic library bluedroid stack runs in android.
Further, the protocol stack dynamic library bluedroid stack is respectively connected with Bt-Chip1 and Bt-Chip2 through UR interfaces.
Preferably, the present invention further provides a multi-bluetooth interactive system for an Android system, which specifically includes:
an Applications layer comprising at least one type of APP application;
a Framework layer comprising an API for supporting the operation of the APP application;
bluedroid layer: the Bluetooth system comprises an Android native Bluetooth apk, an added extended Bluetooth service Bluetooth Ext apk, an Android native FW interface Android which is used for communicating with a protocol stack dynamic library Bluetooth stack and an added extended interface packet Bluetooth.
Further, the system further comprises: an AIDL service interface of the Bluetooth communication is expanded into an Ext type interface file, and the service of expanding the Bluetooth process Bluetooth is started through the expanded Bluetooth Manager service Ext.
Further, the system is used in cooperation with a vehicle-mounted entertainment system; and starts or closes in response to the APP at the vehicle entertainment system side.
Wherein, the APP application program responding to the vehicle-mounted entertainment system end is started or closed, and the method further comprises the following steps:
s1, accessing native Bluetooth through an interface in the android packet preferentially;
s2: when native bluetooth is already engaged, extended bluetooth is accessed through an interface in the bluetooth packet.
Further, the native bluetooth or extended bluetooth supports at least audio playback.
In summary, the invention provides a multi-Bluetooth interaction method and system for an Android system, which is characterized in that an extended Bluetooth service Bluetooth ext apk is added on the basis of an Android native Bluetooth apk; the method is characterized in that an expansion interface packet Bluetooth is added on the basis of an Android native FW interface Android, an AIDL service interface of Bluetooth communication is expanded into an Ext type interface file, a mode of expanding the service of Bluetooth process Bluetooth is started through the expanded Bluetooth Manager service Ext, and an expanded Bluetooth module is newly added on the basis of a native barrier module, so that the requirement of simultaneous interaction of multiple Bluetooth modules is met.
Drawings
Fig. 1 is a schematic diagram of a multi-bluetooth interaction method for an Android system according to the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the multi-bluetooth interaction method for the Android system provided by the invention can effectively solve the problem of using multiple bluetooth together, and by expanding the native bluetooth module and newly adding an expanded bluetooth service function, not only can the compatibility requirement of the Android version be met, but also the workload and the development cost of software development are reduced. The specific implementation process comprises the following steps:
step 1: on the basis of the native Bluetooth apk of the Android, an extended Bluetooth service Bluetooth Ext apk is added.
Android native Bluetooth apk service code is copied into one copy, and then the service of Bluetooth ext is extended by extending the packet name, for example, the packet name of com. By means of extending the packet name, one Bluetooth service can be extended to manage a second Bluetooth module without rewriting a protocol stack and an original Bluetooth service framework code.
Step 2: on the basis of an Android native FW interface Android, an expansion interface packet bluetooth is added;
copying an Android native FW interface Android. For example: the first bluetooth module has connected a telephone or music; in the case of a vehicle entertainment system connected to a headset, the second bluetooth module may be accessed through an interface in an extended android.
And step 3: an AIDL service interface of the Bluetooth communication is expanded into an Ext type interface file, and the service of expanding the Bluetooth process Bluetooth is started through the expanded Bluetooth Manager service Ext.
An AIDL service interface of the Bluetooth communication is expanded into an Ext type interface file, and the service of expanding the Bluetooth process bluetooth is started through the expanded Bluetooth manager service Ext.
Preferably, the present invention further provides a multi-bluetooth interactive system for an Android system, which specifically includes:
an Applications layer comprising at least one type of APP application;
a Framework layer comprising an API for supporting the operation of the APP application;
bluedroid layer: the Bluetooth system comprises an Android native Bluetooth apk, an added extended Bluetooth service Bluetooth Ext apk, an Android native FW interface Android which is used for communicating with a protocol stack dynamic library Bluetooth stack and an added extended interface packet Bluetooth.
Further, the system further comprises: an AIDL service interface of the Bluetooth communication is expanded into an Ext type interface file, and the service of expanding the Bluetooth process Bluetooth is started through the expanded Bluetooth Manager service Ext.
Further, the system is used in cooperation with a vehicle-mounted entertainment system; and starts or closes in response to the APP at the vehicle entertainment system side.
Wherein, the APP application program responding to the vehicle-mounted entertainment system end is started or closed, and the method further comprises the following steps:
s1, accessing native Bluetooth through an interface in the android packet preferentially;
s2: when native bluetooth is already engaged, extended bluetooth is accessed through an interface in the bluetooth packet.
Further, the native bluetooth or extended bluetooth supports at least audio playback.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A multi-Bluetooth interaction method for an Android system is characterized by comprising the following steps:
step 1: on the basis of the native Bluetooth apk of the Android, an extended Bluetooth service Bluetooth Ext apk is added;
step 2: on the basis of an Android native FW interface Android, an expansion interface packet bluetooth is added;
and step 3: an AIDL service interface of the Bluetooth communication is expanded into an Ext type interface file, and the service of expanding the Bluetooth process Bluetooth is started through the expanded Bluetooth Manager service Ext.
2. The multi-Bluetooth interaction method for the Android system of claim 1, wherein the step 1 further comprises: copying Android native Bluetooth apk service codes; the service of the bluetooth ext is extended by extending the packet name.
3. The multi-Bluetooth interaction method for the Android system of claim 1, wherein the step 2 further comprises: copying an Android native FW interface Android. Modify the package name of the interface file to android.
4. The multi-Bluetooth interaction method for the Android system of claim 3, further comprising: the protocol stack dynamic library, bluedroid stack, runs in android.
5. The multi-Bluetooth interaction method for the Android system of claim 4, further comprising: the protocol stack dynamic library bluedroid stack is respectively connected with Bt-Chip1 and Bt-Chip2 through UR interfaces.
6. A multi-Bluetooth interactive system for an Android system, comprising:
an Applications layer comprising at least one type of APP application;
a Framework layer comprising an API for supporting the operation of the APP application;
bluedroid layer: the Bluetooth system comprises an Android native Bluetooth apk, an added extended Bluetooth service Bluetooth Ext apk, an Android native FW interface Android which is used for communicating with a protocol stack dynamic library Bluetooth stack and an added extended interface packet Bluetooth.
7. The multi-Bluetooth interactive system for the Android system of claim 6, further comprising: an AIDL service interface of the Bluetooth communication is expanded into an Ext type interface file, and the service of expanding the Bluetooth process Bluetooth is started through the expanded Bluetooth Manager service Ext.
8. The multi-Bluetooth interactive system for the Android system of claim 6, wherein the system is used with a vehicle entertainment system; and starts or closes in response to the APP at the vehicle entertainment system side.
9. The multi-Bluetooth interactive system for the Android system as claimed in claim 8, wherein the starting or closing is performed in response to an APP application on a vehicle entertainment system side, further comprising the steps of:
s1, accessing native Bluetooth through an interface in the android packet preferentially;
s2: when native bluetooth is already engaged, extended bluetooth is accessed through an interface in the bluetooth packet.
10. The multi-bluetooth interactive system for Android system of claim 9, characterized in that native bluetooth or extended bluetooth supports at least audio playback.
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