CN108616853A - The operating method of Bluetooth pairing system and Bluetooth pairing system - Google Patents
The operating method of Bluetooth pairing system and Bluetooth pairing system Download PDFInfo
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- CN108616853A CN108616853A CN201710039400.7A CN201710039400A CN108616853A CN 108616853 A CN108616853 A CN 108616853A CN 201710039400 A CN201710039400 A CN 201710039400A CN 108616853 A CN108616853 A CN 108616853A
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- external device
- bluetooth
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Abstract
The application provides the operating method of a kind of Bluetooth pairing system and Bluetooth pairing system, which includes external device and host, and external device includes bluetooth module and universal serial bus controller.When external device is coupled to host, the standard friendship of host transmission universal serial bus transfer protocol holds message to external device.When the universal serial bus controller of external device, which receives standard friendship, holds message, the use device description that universal serial bus controller transmits external device is first to host.The destinations traffic address of supplier identification code of the use device description member comprising external device, product ID, name of product, product category and bluetooth module.Aster Resolution use device description member is to obtain the destinations traffic address of bluetooth module.
Description
Technical field
This disclosure relates to a kind of Bluetooth pairing system, especially a kind of Bluetooth pairing system that can simplify Bluetooth pairing procedure
System.
Background technology
Operation with oneself for the convenience of the users, the designer of mobile electronic product can often simplify product partial function or with
External device replaces existing capability.For example, tablet computer or smart mobile phone no longer may have physical keyboard to subtract
Few weight and volume of itself, and if user is in need, then can change to come alternatively with external connection keyboard.
In addition, to meet convenience requirement of the user for portable electronic products, external device and tablet computer or intelligence
Often it can replace wire communication using wireless communication between mobile phone.Common wireless communication includes Bluetooth communication between device
(Bluetooth) and Wireless Fidelity (Wi-Fi).Which kind of, no matter however by wireless communication protocol, must all pass through between device
The process of pairing can be smoothed out line.By taking Bluetooth communication as an example, when user's external connection keyboard to be established and tablet computer
Between line when, user must first watch operation instruction to determine the device name of external connection keyboard, can start it is flat
When the blue-tooth device function of searching of plate computer, chooses correct device and carry out line.
Invention content
One embodiment of the disclosure proposes that a kind of Bluetooth pairing system, Bluetooth pairing system include external device and host.
External device includes bluetooth module, the first coffret and universal serial bus controller.
First coffret is compatible to the transformat of universal serial bus (Universal Serial Bus, USB).It is logical
It is coupled to bluetooth module and the first coffret with serial bus controller.Host includes the second coffret and processor.The
Two coffrets are compatible to the transformat of universal serial bus.Processor is coupled to the second coffret.
When the first coffret is coupled to the second coffret, processor connects via the first coffret and the second transmission
Oral instructions send the standard of universal serial bus transfer protocol to hand over and hold message to external device.When the universal serial bus control of external device
Device processed receives standard friendship when holding message, and universal serial bus controller transmits the use device description member of external device to master
Machine, supplier identification code (Vendor Identification, VID) of the use device description member comprising external device, product are known
Other code (Product Identification, PID), name of product (Product String), product category and bluetooth module
Destinations traffic address (or section communication address).
Another embodiment of the present disclosure proposes that a kind of operating method of Bluetooth pairing system, Bluetooth pairing system include external
Device and host, external device include bluetooth module and universal serial bus processor.
The operating method of Bluetooth pairing system includes when external device is coupled to host, and host transmits universal serial bus
The standard friendship of transfer protocol holds message to external device.It is held when the universal serial bus controller of external device receives standard friendship
When message, the use device description that universal serial bus controller transmits external device is first to host.Aster Resolution use device
Description member is to obtain the destinations traffic address of bluetooth module.Supplier identification code of the use device description member comprising external device,
Product ID, name of product (Product String), (or part is logical for the destinations traffic address of product category and bluetooth module
Believe address).
Description of the drawings
Fig. 1 is the schematic diagram of the Bluetooth pairing system of one embodiment of the disclosure.
Fig. 2 and 3 figures are the flow chart of the Bluetooth pairing system of one embodiment of the disclosure.
Reference sign：
100 Bluetooth pairing systems
110 external devices
112 bluetooth modules
112A destinations traffics address
114 first coffrets
116 universal serial bus controllers
118 nonvolatile memories
120 hosts
122 second coffrets
124 processors
126 bluetooth modules
128 have matched blue-tooth device list
Message is held in the friendship of S1 standards
S2 devices description member
200 methods
S210 is to S300 steps
Specific implementation mode
Fig. 1 is the schematic diagram of the Bluetooth pairing system 100 of one embodiment of the disclosure, and Bluetooth pairing system 100 includes external
Device 110 and host 120.In the section Example of the disclosure, host 120 can be such as, but not limited to computer, laptop,
Mobile phone, tablet computer ... or other devices with general calculation function, and external device 110 can be such as, but not limited to key
Disk, handwriting pad, camera ... or other devices with special applications function.
External device 110 includes bluetooth module 112, the first coffret 114 and universal serial bus controller 116.The
One coffret, the 114 compatible transformat in universal serial bus (Universal Serial Bus, USB).General sequence
Column bus controller 116 is coupled to bluetooth module 112 and the first coffret 114.
Host 120 includes the second coffret 122, processor 124 and bluetooth module 126.Second coffret 122 can phase
It is dissolved in the transformat of universal serial bus.Processor 124 is coupled to the second coffret 122 and bluetooth module 126.In this public affairs
In the section Example opened, the first coffret 114 and the second coffret 122 can be that the one group of single needle spring to match each other connects
Connect device.However in the section Example of the disclosure, the first coffret 114 and the second coffret 122 are alternatively other mutually
The standard universal sequential bus interface to match.
When the first coffret 114 is coupled to the second coffret 122, the processor 124 of host 120 can be via first
Coffret 114 and the second coffret 122 by the standard friendship of universal serial bus transfer protocol hold message S1 be sent to it is external
Device 110.
When the universal serial bus controller 116 of external device 110, which receives standard friendship, holds message S1, universal sequence is total
Use device description member (device descriptor) S2 of external device 110 can be sent to host 120 by lane controller 116.
Use device description member S2 is the device information used in universal serial bus transfer protocol, is generally available to illustrate by logical
With the essential information for the device that serial bus is connected.In embodiment of the disclosure, use device description member S2 may include outer
Supplier's identification code (Vendor Identification, VID) of connection device 110, product ID (Product
Identification, PID), the destinations traffic of name of product (Product String), product category and bluetooth module 112
Address 112A (or section communication address).
That is, when host 120 is according to the use device of the transfer protocol of universal serial bus acquirement external device 110
When describing member S2, host 120 also achieves the destinations traffic address 112A of bluetooth module 112 simultaneously.At this point, host 120 can
Further to judge whether to have matched completion before external device 110 and host 120, and according to previously whether having matched completion
It decides whether to be matched automatically.
In the section Example of the disclosure, host 120 also may include having matched blue-tooth device list 128, match indigo plant
The Bluetooth communication address for the blue-tooth device that pairing is completed with host 120 is had recorded in tooth device list 128.Thus, handle
Device 124 and can have been matched in parsing use device description member S2 and after obtaining the destinations traffic address 112A of bluetooth module 112
To blue-tooth device list 128 compared to pair, and confirms to have matched and whether there is destinations traffic address in blue-tooth device list 128
112A。
If matched in blue-tooth device list 128 there is no destinations traffic address 112A indicate host 120 with it is external
Previously and pairing is not completed between device 110, therefore host 120 can perform blue-tooth device function of searching, while host 120 can lead to
It crosses the first coffret 114 and the second coffret 122 communicates instructions to external device 110 so that external device 110 enters indigo plant
Tooth linking scheme.Then, processor 124 can be by bluetooth module 126 and according to destinations traffic address 112A and external device
110 carry out Bluetooth communication pairing, and are manually set without user.
However, due to same label with model external device may Bluetooth communication address having the same, when master
When machine 120 executes blue-tooth device function of searching, the result searched is likely to occur more than one and destinations traffic address 112A phases
Same usable bluetooth device.At this point, menu can be arranged in host 120, so that user can be from the usable bluetooth dress searched
Corresponding device is voluntarily selected in setting.
If in addition, previously having matched completion between host 120 and external device 110, then it represents that user is opening
When the function of Bluetooth communication of host 120 and external device 110, the two can be automatically performed link, in the case, host 120
Just the program of linking bluetooth need not be carried out when the first coffret 114 is coupled to the second coffret 122, and can remain to make
User decides the opportunity of linking bluetooth in its sole discretion.
In the section Example of the disclosure, when external device 110 is switched on, universal serial bus controller 116 can be certainly
Bluetooth module 112 obtains destinations traffic address 112A, and destinations traffic address 112A can be recorded in the use of external device 110
Device describes in member S2.In the section Example of the disclosure, to ensure that host 120 can describe to take in member S2 from use device
Destinations traffic address 112A is obtained, destinations traffic address 112A can be recorded in use device and retouched by universal serial bus controller 116
The a certain specific field in first S2 is stated, is for example, set as reserved field in universal serial bus communication protocol.Thus,
When processor 124 is resolved to its specific field, it will be able to which the information recorded in it is corresponded to destinations traffic address 112A.
In addition, in order to avoid when each external device 110 is switched on, all update makes universal serial bus controller 116 again
Member S2 is described with device, and unnecessary system burden or time-histories is caused to delay, external device 110 also may include non-volatile deposit
Reservoir 118, and record Bluetooth communication address using nonvolatile memory 118.For example, work as nonvolatile memory
When Bluetooth communication address recorded in 118 is different with destinations traffic address 112A, universal serial bus controller 116 will incite somebody to action
Destinations traffic address 112A is recorded in the use device description member S2 of external device 110, and destinations traffic address 112A is stored up
It deposits to nonvolatile memory 118.Thus, it is next when external device 110 is switched on, if the target of bluetooth module 112
Mailing address 112A does not change, then the Bluetooth communication address recorded in nonvolatile memory 118 will be with destinations traffic
Address 112A is identical, and universal serial bus controller 116 is just without repeating update use device description member S2 at this time.
Since the destinations traffic address 112A of bluetooth module 112 can be recorded in use by universal serial bus controller 116
Device describes in member S2, therefore can be when host 120 and external device 110 hand over and held, directly by destinations traffic address
112A sends host 120 to so that host 120 can directly carry out matcher, be manually set without user.In addition,
Since external device 110 is the destinations traffic address for transmitting bluetooth module 112 in the standard traffic program of universal serial bus
112A, therefore the program of transmission is not only simplified, while the modification amplitude of software and hardware can be also preferably minimized.
Fig. 2 is 200 flow chart of operating method of the Bluetooth pairing system 100 of one embodiment of the disclosure.Method 200 may include
Step S210 to S270, but sequence not limited to the following.
S210：When external device 110 is coupled to host 120, host 120 transmits the mark of universal serial bus transfer protocol
Standard is handed over and holds message S1 to external device 110；
S220：It is general when the universal serial bus controller 116 of external device 110, which receives standard friendship, holds message S1
The use device that serial bus controller 116 transmits external device 110 describes member S2 to host 120；
S230：Host 120 parses use device and describes member S2 to obtain the destinations traffic address 112A of bluetooth module 112；
S240：Host 120 judgement matched in blue-tooth device list 128 whether there is destinations traffic address, if then into
Enter step S270, if otherwise entering step S242；
S242：Host 120 makes external device 110 enter linking bluetooth pattern；
S244：Host 120 executes blue-tooth device function of searching；
S250：Whether the implementing result of blue-tooth device function of searching shows identical with destinations traffic address 122A multiple
Usable bluetooth device, if then entering step S252, if otherwise entering step S260；
S252：The menu comprising usable bluetooth device is provided to select for user；
S260：Host 120 carries out Bluetooth communication pairing according to destinations traffic address 112A and external device 110；
S270：Terminate.
In addition, in order to avoid universal serial bus controller 114 will update use when each external device 110 is switched on
Device describes member S2, and unnecessary system burden or time-histories is caused to delay, and the operating method 200 of Bluetooth pairing system 100 exists
Before use device description member S2 is sent to host 120 by step 220, it also may include step S280 to S300.Fig. 3 is step
The flow chart of S280 to S300, in the section Example of the disclosure, method 200 can first carry out step S280 to S300 and execute again
Step S210 to S270.
S280：When external device 110 is switched on, universal serial bus controller 116 takes 112 to obtain destinations traffic from bluetooth module
Address 112A；
S290：Whether destinations traffic address 112A and the current communications address that nonvolatile memory 118 is recorded are identical,
S300 is entered step if identical, if different enter step S292；
S292：Destinations traffic address 112A is stored to nonvolatile memory 118；
S294：Destinations traffic address 112A is recorded in the use device description member S2 of external device 110；
S300：Terminate.
By method 200, universal serial bus controller 116 can be in step S280 to S300, first by bluetooth module
112 destinations traffic address 112A is recorded in use device description member S2, and can work as host in step S210 and S220
120 with external device 110 carry out hand over hold when, directly send destinations traffic address 112A to hosts 120 so that 120 energy of host
It is enough voluntarily to carry out Bluetooth pairing procedure, it is manually set without user.Further, since external device 110 is in universal sequence
The destinations traffic address 112A of bluetooth module 112 is transmitted in the standard traffic program of bus, therefore not only simplifies the journey of transmission
Sequence, while the modification amplitude of software and hardware can be also preferably minimized.
In conclusion Bluetooth pairing system and its operating method that the disclosure is provided can lead to the bluetooth of external device
Letter address is stored in the use device description member of universal serial bus, and during the friendship of universal serial bus is held, allows host
The Bluetooth communication address of external device can be directly obtained, and then is matched automatically, and manually setting without user.Such as
This one, not only simplify the program of Bluetooth pairing, while also need not substantially change software and hardware.
The foregoing is merely the preferred embodiment of the disclosure, all equivalent changes done according to disclosure claim with repair
Decorations, should all belong to the covering scope of the disclosure.
Claims (11)
1. a kind of Bluetooth pairing system, including：
One external device, including：
One bluetooth module；
One first coffret, is compatible to the transformat of universal serial bus；And
One universal serial bus controller is coupled to the bluetooth module and first coffret；
And
One host, including：
One second coffret, is compatible to the transformat of universal serial bus；And
One processor is coupled to second coffret, to when first coffret is coupled to second coffret,
The standard friendship that universal serial bus transfer protocol is transmitted via first coffret and second coffret holds message extremely
The external device；
Wherein：
When the universal serial bus controller of the external device, which receives standard friendship, holds message, the universal serial bus control
Device processed transmits the use device description member of the external device to the host, and use device description member includes the external device
One supplier's identification code, a destinations traffic of a product ID, a name of product, a product category and the bluetooth module
Location.
2. Bluetooth pairing system as described in claim 1, wherein：
The host has also matched blue-tooth device list comprising one, to record the bluetooth for the blue-tooth device for completing pairing with the host
Mailing address；And
The processor is also first to obtain the destinations traffic address of the bluetooth module to parse use device description, and true
Recognize this to have matched in blue-tooth device list there is no when the destinations traffic address, executes a blue-tooth device function of searching, and make this
External device enters a linking bluetooth pattern.
3. Bluetooth pairing system as claimed in claim 2, wherein：
When the implementing result of the blue-tooth device function of searching shows multiple usable bluetooth dresses identical with the destinations traffic address
When setting, which provides the menu comprising the multiple usable bluetooth device and is selected for user.
4. Bluetooth pairing system as described in claim 1, wherein：
The processor is separately to according to the destinations traffic address and external device progress Bluetooth communication pairing.
5. Bluetooth pairing system as described in claim 1, wherein：
The external device also includes a nonvolatile memory；
When the external device is switched on, the universal serial bus controller also to：
The destinations traffic address is obtained from the bluetooth module；And
When the Bluetooth communication address is different with the Bluetooth communication address recorded in the nonvolatile memory, which is led to
Letter address is stored to the nonvolatile memory, and the use device that the destinations traffic address is recorded in the external device is retouched
It states in member.
6. Bluetooth pairing system as described in claim 1, wherein first coffret and second coffret are mutual
Matched one group of single needle spring connector.
7. a kind of operating method of Bluetooth pairing system, which includes an external device and a host, this is external
Device includes a bluetooth module and a universal serial bus processor, this method include：
When an external device is coupled to the host, message is held in the standard friendship of host transmission universal serial bus transfer protocol
To the external device；
When the universal serial bus controller of the external device, which receives standard friendship, holds message, the universal serial bus control
The use device description that device processed transmits the external device is first to the host；And
Aster Resolution use device description member is to obtain the destinations traffic address of the bluetooth module；
Wherein use device description member includes supplier's identification code, a product ID, a product kind for the external device
Class and the one of the bluetooth module destinations traffic address.
8. it is the method for claim 7, wherein：
The host has matched blue-tooth device list comprising one, this has matched blue-tooth device list and has matched with host completion to record
To blue-tooth device Bluetooth communication address；
This method also includes：
There is no when the destinations traffic address in confirming that this has matched blue-tooth device list for the host：
The host makes the external device enter a linking bluetooth pattern；And
The host executes a blue-tooth device function of searching.
9. method as claimed in claim 8, also includes：
When the implementing result of the blue-tooth device function of searching shows multiple usable bluetooth dresses identical with the destinations traffic address
When setting, the menu comprising the multiple usable bluetooth device is provided and is selected for user.
10. the method for claim 7, wherein the external device additionally comprises a nonvolatile memory, and this method is also wrapped
Contain：
When the external device is switched on, the universal serial bus controller separately to from the bluetooth module with obtaining the destinations traffic
Location；And
When the Bluetooth communication address is different with the current communications address that the nonvolatile memory is recorded：
The destinations traffic address is stored to the nonvolatile memory；And
The destinations traffic address is recorded in the use device description member of the external device.
11. also including the method for claim 7, that the host carries out indigo plant according to the destinations traffic address and the external device
Tooth communication partner.
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| CN201710039400.7A CN108616853A (en) | 2017-01-18 | 2017-01-18 | The operating method of Bluetooth pairing system and Bluetooth pairing system |
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Application publication date: 20181002 |