CN101365234B - Service hierarchical discrimination method in Bluetooth cordless telephone system - Google Patents
Service hierarchical discrimination method in Bluetooth cordless telephone system Download PDFInfo
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- CN101365234B CN101365234B CN2007101407725A CN200710140772A CN101365234B CN 101365234 B CN101365234 B CN 101365234B CN 2007101407725 A CN2007101407725 A CN 2007101407725A CN 200710140772 A CN200710140772 A CN 200710140772A CN 101365234 B CN101365234 B CN 101365234B
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Abstract
The invention discloses a service classification and authentication method used in a Bluetooth cordless telephone system. The method comprises the following steps: a terminal of the Bluetooth cordless telephone starts equipment connection with a Bluetooth gateway; if an user presses a control key on the Bluetooth gateway in a prearranged time interval T, the terminal of the Bluetooth cordless telephone is set to a first service mode by the Bluetooth gateway through saving and recording the MAC address of the terminal of the Bluetooth cordless telephone, and the terminal of the Bluetooth cordless telephone in the first service mode directly conducts service application when the service is started; and if the user does not conduct any operations in the prearranged time interval T, the terminal of the Bluetooth cordless telephone is set to a second service mode by the Bluetooth gateway through saving and recording the MAC address of the terminal of the Bluetooth cordless telephone, and a service authentication code is required to be input before the terminal of the Bluetooth cordless telephone in the second service mode starts and performs a corresponding service. In the first service mode and in the second service mode, the terminal differs in terms of whether an authentication code is needed to be input, so that the method combines the convenience and the safety of service application.
Description
Technical field
The present invention relates to the Bluetooth cordless telephone system in the wireless communication field, be specifically related in the Bluetooth cordless telephone system Bluetooth terminal that is inserted be realized the method for service classification authentication.
Background technology
At present, along with the development of Bluetooth technology and industrial chain thereof, blue tooth products is enriched constantly.Blue tooth products is with characteristics such as cost are low, low in energy consumption, volume is little, standard (SIG standard) is open, and the application on wireless terminal obtains constantly popularizing.
The special interest group of bluetooth (Special Interest Group, be called for short SIG), as the standardization body of bluetooth, it from hardware module, intermediate protocol layer and high-end applications normalized definition a whole set of Bluetooth protocol architecture.
As having defined a kind of Bluetooth cordless telephone application framework (CordlessTelephone Profile is called for short CTP) in the SIG standard, a kind of approach that utilizes Bluetooth technology to realize cordless telephone has been proposed.(Access Point AP) forms with the Bluetooth cordless telephone terminal by Bluetooth gateway in this system.Utilize bluetooth air interface to carry out the transmission of voice and control signaling between the two.
Accompanying drawing 2 has shown in the prior art, utilizes the composition of the cordless telephone system of Bluetooth technology realization.As shown in Figure 2, a typical Bluetooth cordless telephone system mainly is made up of Bluetooth terminal 1 and Bluetooth gateway 2, wherein adopt the blue teeth wireless mode to communicate by letter between Bluetooth terminal 1 and the Bluetooth gateway 2, and can adopt wired mode (as the POTS subscribers feeder 4 of PSTN) or wireless mode (as mobile GSM, WCDMA access) to be connected between Bluetooth gateway 2 and the business network 3.Bluetooth gateway 2 up access business networks 3 as PSTN/IP net etc., descendingly then utilize bluetooth air interface to link to each other with some Bluetooth terminals.Bluetooth terminal 2 can be that the Bluetooth terminal of single mode also can be the multi-module mobile terminal that bluetooth and other standard form.
Because the function of SIG tissue definition is also very limited, when in conjunction with concrete application, its method that provides still is apparent not enough.At present, bluetooth SIG standard is carried out authentication to two bluetooth equipments and is adopted following steps with being connected: search equipment, and the input PIN code, the calculating coupling determines whether to connect, and does not then do any regulation in service layer.Therefore, with regard in the Bluetooth cordless telephone system to regard to the authentication mechanism that accesses terminal, access terminal for different bluetooths and not do differentiation, give identical authentication mechanism and professional ability.Yet in actual applications, professional ability should obtain distinguishing.As the typical household application scenarios, (for example, called after owner pattern) terminal is professional frequent, all imports operations such as PIN code as enter the scope of business at every turn, and is very loaded down with trivial details for the household; But,, on service security, stay hidden danger again as do not import the setting of PIN code at every turn for the stranger who enters family (for example, the called after guest mode) temporarily.So and inconvenience is brought to practical application in the condition that faces a difficult selection.
Summary of the invention
As seen, because bluetooth SIG standard is in cordless telephone is used, accesses terminal for different bluetooths and not do differentiation, and give identical authentication mechanism and professional ability.Therefore, in different use patterns, under owner's pattern and guest mode, bluetooth accesses terminal and has contradiction between convenience and the fail safe in actual applications.For example,, all import operations such as PIN code owing to enter the scope of business at every turn for owner's pattern, very loaded down with trivial details; And for guest mode, in order to guarantee service security, the setting of this each input PIN code is again necessary.Distinguish the application convenience produce and the contradiction of fail safe at this owing in Bluetooth cordless telephone system, bluetooth being accessed terminal not do, the present invention proposes a kind of method, be used at Bluetooth cordless telephone system, realize different authentication mechanism and professional ability for different accessing terminal.
According to an aspect of the present invention, the method that is used at Bluetooth cordless telephone system the Bluetooth cordless telephone terminal that inserts being carried out hierarchical discrimination is provided, described Bluetooth cordless telephone system is made up of Bluetooth gateway and Bluetooth cordless telephone terminal, described Bluetooth gateway is provided with and is used for the operating key that terminal pattern is selected, and described method comprises the following steps: manually to be initiated to be connected with the equipment of Bluetooth gateway by the Bluetooth cordless telephone terminal; If at the fixed time in the section T, the user presses the above operating key of Bluetooth gateway, then described Bluetooth gateway is set to first business model by the described Bluetooth cordless telephone terminal of the MAC Address of the described Bluetooth cordless telephone terminal of recorded and stored, and the Bluetooth cordless telephone terminal that wherein is set to first business model is directly carried out service application when initiating business; If do not carry out any operation in the section T at the fixed time, described Bluetooth gateway is set to second business model by the described Bluetooth cordless telephone terminal of the MAC Address of the described Bluetooth cordless telephone terminal of recorded and stored, the Bluetooth cordless telephone terminal that wherein is set to second business model is when initiating business, Bluetooth gateway is asked to described Bluetooth cordless telephone terminal originating service authentication code input, and carries out corresponding business again behind the service authentication sign indicating number of receiving described Bluetooth cordless telephone terminal input.
Under the preferable case, the present invention stores the tabulation of the first business model MAC Address on Bluetooth gateway.
Under the preferable case, predetermined amount of time T of the present invention is arranged in the Bluetooth gateway, and picks up counting in the successful connection between Bluetooth cordless telephone terminal and Bluetooth gateway.
Under the preferable case, the present invention can also be provided with the Bluetooth cordless telephone terminal traffic pattern more than two kinds by a plurality of operating keys that terminal pattern is selected that are used for are set on described Bluetooth gateway.
According to another aspect of the present invention, provide to be used at Bluetooth cordless telephone system the Bluetooth cordless telephone terminal that inserts being carried out the method that classified service is used, described method comprises the following steps: that finishing authentication automatically between Bluetooth cordless telephone terminal and the Bluetooth gateway is connected with equipment; The Bluetooth cordless telephone terminal originating service; Bluetooth gateway is by judging the business model of Bluetooth cordless telephone terminal to Bluetooth cordless telephone terminal carrying out service pattern query: if judge described Bluetooth cordless telephone terminal is first business model, then directly carries out service application; If judging described Bluetooth cordless telephone terminal is second business model, then Bluetooth gateway is asked to described Bluetooth cordless telephone terminal originating service authentication code input, and carries out corresponding business again behind the service authentication sign indicating number of receiving described Bluetooth cordless telephone terminal input.
Under the preferable case, Bluetooth gateway comprises the following steps: further that to Bluetooth cordless telephone terminal carrying out service pattern query Bluetooth gateway sends the message of its MAC Address of request to the Bluetooth cordless telephone terminal that inserts among the present invention; The Bluetooth cordless telephone terminal sends the message that comprises its MAC Address to Bluetooth gateway; The device mac address of storing in MAC Address that Bluetooth gateway will be sent it back by the Bluetooth cordless telephone terminal and the Bluetooth gateway compares.
Under the preferable case, among the present invention between Bluetooth gateway and the Bluetooth cordless telephone terminal message transmitted utilize CL Info message bearing.
The present invention accesses terminal to difference by differentiation and carries out the classified service authentication, gives different professional abilities to accessing terminal of owner's pattern with accessing terminal of guest mode.This differentiation makes bluetooth access terminal when initiating business, along with the owner's pattern or the difference of guest mode of accessing terminal, and carries out different operations.Initiate when professional when owner's pattern accesses terminal, do not need the incoming traffic authentication code and directly carry out business, avoided unnecessary troublesome operation; And when guest mode accesses terminal the initiation business, then need to import relevant service authentication sign indicating number, and can carry out business, guaranteed service security thus.
Description of drawings
Fig. 1 is bluetooth equipment (terminal and gateway) basic block diagram used among the present invention.
Fig. 2 is a service application structure chart of the present invention.
Fig. 3 is according to embodiments of the invention, and it is the flow chart that Bluetooth terminal is provided with business model that Bluetooth terminal and gateway initiate manually that bluetooth is connected when professional.
Fig. 4 is Bluetooth terminal and gateway carry out service application according to the Bluetooth terminal business model of setting from the back that is dynamically connected a flow chart.
Fig. 5 is the terminal traffic pattern discrimination flow chart that carries out according to the present invention.
Fig. 6 is the guest mode terminal traffic applicating flow chart that carries out according to the present invention.
Embodiment
Fig. 1 has described the Bluetooth gateway that wherein can realize embodiments of the invention and the bluetooth software and hardware basic composition of terminal.Generally speaking, service application software 8 should also provide authentication and professional control under business model inquiry and the corresponding modes except the business control of finishing Bluetooth cordless telephone (CTP).Bluetooth cordless telephone is used 7 and is provided the various functions of cordless telephone to the user, and its needed voice are provided by base band 2; Needed control information is provided by SDP (service discovery protocol) 5 and TCS (phone control protocol) 6.The variety of protocol on standard communication protocol L2CAP (logical connection control and adapting protocol) 4 multiplexed upper stratas.HCI (HCI) 3 allows transmission standard HCI order and receives the response that causes thus, and wireless transceiver 1 sends and receives information according to the bluetooth communication standard of standard.It should be appreciated by those skilled in the art that bluetooth software and hardware basic composition shown in Figure 1 just for embodiments of the invention are described, realization of the present invention is not limited thereto.
Fig. 2 is used to illustrate the annexation structure chart of Bluetooth cordless telephone system and business network according to an embodiment of the invention.Be used to realize that system of the present invention mainly is made up of Bluetooth terminal 1, Bluetooth gateway 2 and communication network 3, adopt the blue teeth wireless mode to communicate by letter between Bluetooth terminal 1 and the Bluetooth gateway 2, and can adopt for example POTS subscribers feeder of PSTN of wired mode between Bluetooth gateway 2 and the communication network 3, or for example mobile GSM of wireless mode, WCDMA insert connection.
Below, with owner's pattern as first business model for example, with guest mode as second business model for example, describe embodiments of the invention in detail in conjunction with Fig. 3 and Fig. 4.
Fig. 3 is according to embodiments of the invention, and it is the flow chart that Bluetooth terminal is provided with business model that Bluetooth terminal and gateway initiate manually that bluetooth is connected when professional
As shown in Figure 3, Bluetooth terminal is connected with gateway or terminal or gateway has been revised the bluetooth PIN code or terminal/gateway has been lost under the other side's the situations such as authentication information for the first time setting up, the application mode when needing the manual initiating equipment authentication connection of terminal.Bluetooth gateway is operated in the host node pattern, and terminal works is in from node mode.
It is that the method that Bluetooth terminal is provided with business model begins at step S1 that Bluetooth terminal and gateway initiate manually that bluetooth is connected when professional.
At step S2, in the time of in Bluetooth terminal enters certain Bluetooth gateway (AP) scope of business for the first time, this Bluetooth terminal is manually initiated the bluetooth equipment search.
Then, at step S3, the authentication pairing is connected between Bluetooth terminal and Bluetooth gateway.Before device authentication, for the fail safe that guarantees that professional bluetooth connects, terminal asked user's input to be used for the bluetooth PIN code of authentication before device authentication.
At step S4, Bluetooth terminal and Bluetooth gateway are preserved the other side's facility information, and connect.Certain data storage area is arranged on the Bluetooth gateway, and the data storage area comprises the data field of store M AC address, also has other stored information.Point out in the SIG standard that after bluetooth equipment connected, both sides distinguished miscellaneous equipment in the information such as MAC Address that Bluetooth gateway is preserved the other side, and the other side is treated as trusted device.In the time of successful connection, start owner's pattern and confirm regularly T1, be set to 30s in a preferred embodiment of the invention.The predetermined amount of time T1 that is arranged in the Bluetooth gateway is provided with before dispatching from the factory by Bluetooth gateway manufacturer, for example, can be write in the relevant data storage area of Bluetooth gateway by software.
At step S5, judge whether to press " owner's pattern is confirmed operating key " on the Bluetooth gateway (AP), if press, then enter step S6.If experience T
1Do not carry out any operation bidirectional after time, then at T
1After the time, Bluetooth AP is just carried out record with the MAC Address of this Bluetooth terminal as guest mode.
At step S6, Bluetooth AP automatically with the MAC Address of this Bluetooth terminal as owner's pattern, and recorded and stored.To preserve the tabulation of owner's pattern MAC Address in the Bluetooth gateway." Reset " reset key on the Bluetooth gateway (AP) can empty the tabulation of owner's pattern MAC Address.
At step S7, Bluetooth terminal carries out service application according to the business model of setting.For example, when owner's mode terminal is initiated business, do not need the incoming traffic authentication code, can directly carry out business.When the guest mode terminal originating service, need the relevant service authentication sign indicating number (non-PIN code) of input, can carry out business.
In order to realize the present invention, on Bluetooth gateway, be provided with the operating key that is used for the terminal pattern selection, for example, " owner's pattern is confirmed operating key " in the foregoing description.Those skilled in the art should expect, a plurality of operating keys that terminal pattern is selected that are used for can be set on described Bluetooth gateway, and the Bluetooth cordless telephone terminal traffic pattern more than two kinds is set thus.Those skilled in the art also should expect, by specific key mode is set, also can realize being provided with the Bluetooth cordless telephone terminal traffic pattern more than two kinds.
At step S8, when the signal reduction can't be satisfied service application, gateway discharged bluetooth with terminal and is connected.
At step S9, the flow process that business model is set for Bluetooth terminal finishes.
Fig. 4 is Bluetooth terminal and gateway carry out service application according to the Bluetooth terminal business model of setting from the back that is dynamically connected a flow chart.Enter the AP scope of business after Bluetooth terminal leaves once more, host and guest people's mode terminal can both carry out from being dynamically connected, but then follows terminal is carried out authentication setting when being connected for the first time with Bluetooth gateway business model when carrying out business.It is as follows that it simplifies flow process example: gateway or terminal find in the tabulation equipment-＞connect between apparatus for establishing-＞gateway to the terminal carrying out service pattern query-＞by the set business model of terminal carry out service application-＞terminal leave this blueteeth network-＞terminal discharges the bluetooth resource that this is connected with gateway.
As described in Figure 4, carry out service application from step S40 according to the Bluetooth terminal business model of setting.
At step S41, Bluetooth gateway or terminal periodic ground carry out paging to tabulation equipment, for example, set 2 minutes search cycle.
At step S42, when learning method, apparatus in this micro bluetooth network coverage, finish authentication between Bluetooth gateway and the Bluetooth terminal automatically and set up bluetooth and be connected.
At step S43, Bluetooth gateway is by judging the business model of Bluetooth cordless telephone terminal to Bluetooth cordless telephone terminal carrying out service pattern query.In a preferred embodiment of the invention, Bluetooth gateway sends the message of its MAC Address of request to the Bluetooth cordless telephone terminal that inserts; The Bluetooth cordless telephone terminal sends the message that comprises its MAC Address to Bluetooth gateway; The device mac address of storing in MAC Address that Bluetooth gateway will be sent it back by the Bluetooth cordless telephone terminal and the Bluetooth gateway compares.
At step S44, carry out business automatically by the business model that terminal sets.If judge that described Bluetooth cordless telephone terminal is owner's business model, then directly carry out service application; If judge that described Bluetooth cordless telephone terminal is guest's business model, then Bluetooth gateway is asked to described Bluetooth cordless telephone terminal originating service authentication code input, and carries out corresponding business again behind the service authentication sign indicating number of receiving described Bluetooth cordless telephone terminal input.
At step S45, when the signal reduction can't be satisfied service application, gateway discharged bluetooth with terminal and is connected.
At step S46, the flow process of carrying out service application according to the Bluetooth terminal business model of setting finishes.
Fig. 5 is the terminal traffic pattern discrimination flow chart that carries out according to the present invention.When terminal originating service, gateway is to the flow process of terminal carrying out service pattern query and affirmation, and at first AP is to the terminal request MAC Address, and after terminal sent to AP to MAC Address, AP confirmed the business model type of terminal after inquiring about.If terminal is the guest mode terminal, then as shown in Figure 6.
In owner's pattern discrimination flow process shown in Figure 5, T
Mode1, T
Mode2, T
Mode3Be timer, T
Mode1, T
Mode2, T
Mode3All for example be set to 10s.Work as T
Mode1, T
Mode2, T
Mode3Overtime when also not receiving corresponding message, retransmit one time message.
Carry out owner's pattern discrimination among Fig. 5 and use following message:
Request_BT_MAC_MSG: the MAC Address of requesting terminal bluetooth module
Answer_BT_MAC_MSG: terminal is fed back the MAC Address of this terminal to AP
SetMode_Ans_MSG:AP is through after the judgement to MAC Address, and the business model of determining this terminal is owner's pattern or guest mode
SetMode_SCK_MSG: terminal is confirmed after receiving SetMode_ACK_MSG message.
These message can be considered to use does not in the specific implementation have the TCS message of connection (CL Info) carrying, and message structure can carry out self-defined.Provided a kind of possible message implementation structure below.
CL INFO structure
| The information content | Classification | Length (OCT) | Requirement |
| TCS type of message audio frequency Heat ﹠ Control Pty Ltd. is specific | M O O | 1 3+ 3+ | √ does not need √ |
(1) CL Info type of message
Company is specific
1) Request_BT_MAC_MSG message
Illustrate:
Logo " 0x7FFF " is tentative
2) Request_BT_MAC_MSG message
Illustrate:
3) SetMode_Ans_MSG message
Illustrate:
Mode：
4) SetMode_ACK_MSG message
Illustrate:
Logo " 0x7FFF " is tentative
Fig. 6 is that the guest mode terminal of carrying out according to the present invention is differentiated schematic flow sheet.AP is to the request of terminal originating service authentication code input, has only when the correct incoming traffic authentication code of guest mode terminal, just can carry out corresponding service.The application of each timer is among the figure, works as timer expiry, then retransmits and goes up a piece of news.
In guest mode terminal traffic applicating flow chart shown in Figure 6, T
Guest_mode1, T
Guest_mode2Be timer, T
Guest_mode1, T
Guest_mode2Value for example all is set to 10s.Work as T
Guest_mode1, T
Guest_mode2Overtime when also not receiving corresponding message, retransmit one time message.
Carry out the guest mode differentiation among Fig. 6 and use following message:
GuestMode_ServicePIN_Req_MSG: requesting terminal service access PIN code
GuestMode_ServicePIN_Ans_MSG: terminal is to AP feedback service access PIN code
GuestMode_ServicePIN_ACK_MSG:AP confirms after receiving GuestMode_ServicePIN_Ans_MSG message
These message can be considered to use does not in the specific implementation have the TCS message of connection (CL Info) carrying, and message structure can carry out self-defined.Provided a kind of possible message implementation structure below.
CL INFO structure
| The information content | Classification | Length (OCT) | Requirement |
| TCS type of message audio frequency Heat ﹠ Control Pty Ltd. is specific | M O O | 1 3+ 3+ | √ X √ |
(2) CL Info type of message
(3) company is specific
1) GuestMode_ServicePIN_Req_MSG message, wherein logo " 0x7FFF " for example is set to represent the application of China Telecom.
Illustrate:
I.GuestMode_ServicePIN_Ans_MSG message
Illustrate:
Logo " 0x7FFF " is tentative
3) GuestMode_ServicePIN_ACK_MSG message
Illustrate:
Notification message of the present invention is not only limited to the above implementation method that provides, and those skilled in the art can carry out various variations and change on the message implementation structure basis that as above provides, but does not exceed the essence and the scope of claim of the present invention.
Claims (8)
1. be used for the Bluetooth cordless telephone terminal that inserts being carried out the method for hierarchical discrimination at Bluetooth cordless telephone system, described Bluetooth cordless telephone system is made up of Bluetooth gateway and Bluetooth cordless telephone terminal, described Bluetooth gateway is provided with and is used for the operating key that terminal pattern is selected, and described method comprises the following steps:
Manually initiate to be connected by the Bluetooth cordless telephone terminal with the equipment of Bluetooth gateway;
If at the fixed time in the section T, the user presses the above operating key of Bluetooth gateway, then described Bluetooth gateway is set to first business model by the described Bluetooth cordless telephone terminal of the MAC Address of the described Bluetooth cordless telephone terminal of recorded and stored, and the Bluetooth cordless telephone terminal that wherein is set to first business model is directly carried out service application when initiating business;
If do not carry out any operation in the section T at the fixed time, described Bluetooth gateway is set to second business model by the described Bluetooth cordless telephone terminal of the MAC Address of the described Bluetooth cordless telephone terminal of recorded and stored, the Bluetooth cordless telephone terminal that wherein is set to second business model is when initiating business, Bluetooth gateway is asked to described Bluetooth cordless telephone terminal originating service authentication code input, and carries out corresponding business again behind the service authentication sign indicating number of receiving described Bluetooth cordless telephone terminal input.
2. method according to claim 1 further comprises: storage first business model MAC Address tabulation on Bluetooth gateway.
3. method according to claim 1, described predetermined amount of time T is arranged in the Bluetooth gateway, and picks up counting in the successful connection between Bluetooth cordless telephone terminal and Bluetooth gateway.
4. method according to claim 1 wherein, by a plurality of operating keys that terminal pattern is selected that are used for are set, is provided with the Bluetooth cordless telephone terminal traffic pattern more than two kinds on described Bluetooth gateway.
5. method according to claim 1 further comprises: manually initiate to be imported the bluetooth PIN code that is used for device authentication by the user with before the equipment of Bluetooth gateway is connected in the Bluetooth cordless telephone terminal.
6. be used at Bluetooth cordless telephone system the Bluetooth cordless telephone terminal that inserts being carried out the method that classified service is used, described method comprises the following steps:
Automatically finishing authentication between Bluetooth cordless telephone terminal and the Bluetooth gateway is connected with equipment;
The Bluetooth cordless telephone terminal originating service;
Bluetooth gateway is by judging the business model of Bluetooth cordless telephone terminal to Bluetooth cordless telephone terminal carrying out service pattern query:
If judging described Bluetooth cordless telephone terminal is first business model, then directly carry out service application;
If judging described Bluetooth cordless telephone terminal is second business model, then Bluetooth gateway is asked to described Bluetooth cordless telephone terminal originating service authentication code input, and carries out corresponding business again behind the service authentication sign indicating number of receiving described Bluetooth cordless telephone terminal input.
7. method according to claim 6, wherein, Bluetooth gateway further comprises the following steps: Bluetooth cordless telephone terminal carrying out service pattern query
Bluetooth gateway sends the message of its MAC Address of request to the Bluetooth cordless telephone terminal that inserts;
The Bluetooth cordless telephone terminal sends the message that comprises its MAC Address to Bluetooth gateway;
The device mac address of storing in MAC Address that Bluetooth gateway will be sent it back by the Bluetooth cordless telephone terminal and the Bluetooth gateway compares.
8. method according to claim 7, the message transmitted utilization does not have the phone of connection control protocol message bearing between Bluetooth gateway and the Bluetooth cordless telephone terminal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101407725A CN101365234B (en) | 2007-08-09 | 2007-08-09 | Service hierarchical discrimination method in Bluetooth cordless telephone system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101407725A CN101365234B (en) | 2007-08-09 | 2007-08-09 | Service hierarchical discrimination method in Bluetooth cordless telephone system |
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| CN101365234A CN101365234A (en) | 2009-02-11 |
| CN101365234B true CN101365234B (en) | 2011-07-27 |
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| CN102968261B (en) * | 2012-11-23 | 2016-08-03 | 广东欧珀移动通信有限公司 | A kind of unlocking method and system of mobile terminal |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1510934A (en) * | 2002-12-20 | 2004-07-07 | 北京邮电大学 | Blue tooth based Tianditong intellectual telephone system |
| CN1522084A (en) * | 2003-01-29 | 2004-08-18 | 艾威梯软件技术(北京)有限公司 | A method for implementing directed call transfer of incoming call of Blue Tooth handset |
| CN1684383A (en) * | 2004-04-14 | 2005-10-19 | 艾威梯软件技术(北京)有限公司 | Method for realizing information exchange of blue tooth speech gateway and blue tooth earphone |
| CN1859516A (en) * | 2005-04-30 | 2006-11-08 | 艾威梯软件技术(北京)有限公司 | Method for one blue tooth terminal and multiple blue tooth gateway connecting to call and receive telephone |
-
2007
- 2007-08-09 CN CN2007101407725A patent/CN101365234B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1510934A (en) * | 2002-12-20 | 2004-07-07 | 北京邮电大学 | Blue tooth based Tianditong intellectual telephone system |
| CN1522084A (en) * | 2003-01-29 | 2004-08-18 | 艾威梯软件技术(北京)有限公司 | A method for implementing directed call transfer of incoming call of Blue Tooth handset |
| CN1684383A (en) * | 2004-04-14 | 2005-10-19 | 艾威梯软件技术(北京)有限公司 | Method for realizing information exchange of blue tooth speech gateway and blue tooth earphone |
| CN1859516A (en) * | 2005-04-30 | 2006-11-08 | 艾威梯软件技术(北京)有限公司 | Method for one blue tooth terminal and multiple blue tooth gateway connecting to call and receive telephone |
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| CN101365234A (en) | 2009-02-11 |
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