CN105657784A - Apparatus and method for controlling data communication of vehicle - Google Patents
Apparatus and method for controlling data communication of vehicle Download PDFInfo
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- CN105657784A CN105657784A CN201510727165.3A CN201510727165A CN105657784A CN 105657784 A CN105657784 A CN 105657784A CN 201510727165 A CN201510727165 A CN 201510727165A CN 105657784 A CN105657784 A CN 105657784A
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- vehicle
- data communication
- radio communication
- communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
- B60R16/0315—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for using multiplexing techniques
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0053—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
Abstract
The invention discloses an apparatus and method for controlling data communication of a vehicle, wherein an integrated chip integrated by different wireless communication modules are utilized to control the data communication of the vehicle, and each communication moduleis controlled to work at different time intervals. The apparatus comprises a first data communication part which enables the vehicle and a first device to transmit and receive data by means of first wireless communication; a second data communication part which enables the vehicle and a second device to by means of second wireless communication; and a data communication control part, wherein by means of control, the data communication control part enables data transmission and receiving with the first device when time is the preset time interval, and by means of control, the data communication control part enables data transmission and receiving with the second device when time is the gap interval between the time intervals.
Description
Technical field
The present invention relates to data communication control unit and method, particularly relate to a kind of vehicle data communication control unit and method.
Background technology
In order to utilize bluetooth (Bluetooth; BT) hands-free (Handsfree) and WiFi, current vehicle is with audio-visual navigation (AudioVideoNavigation; Hereinafter referred to as ' AVN ') system has two chips (Chip) being respectively used to described each communication and two antennas (Antenna).
Therefore, the bluetooth of current vehicle AVN system and WiFi perform the radio communication between peripheral equipment by mutually independent antenna respectively, can not impact each other, can also continue when bluetooth page scan (PagingScan) to connect WiFi.
But adopting this kind of chip structure by main frame unit at present, therefore vehicle AVN system productive expense is too high.
No. 2011-0087111st, Korea S's publication discloses a kind of AVN main frame unit (headunit:H/U) with multiple communication module. But this AVN main frame unit performs Bluetooth communication and controller local area network (ControllerAreaNetwork; CAN) communicate, therefore cannot solve the problem.
Summary of the invention
Technical problem
For solving the problem, it is an object of the invention to provide the data corresponding that the integral chip (ComboChip) that a kind of utilization is integrated with different wireless communication module controls vehicle, make each communication module respectively in vehicle data communication control unit and the method for the work of different time intervals by control.
But the object of the present invention is not limited to the content of above record, those skilled in the art can clearly understand other contents do not recorded see following record.
Technical scheme
For reaching above-mentioned purpose, the present invention provides a kind of vehicle data communication control unit, it is characterised in that, comprising: the first data communication section, it makes between vehicle and the first device by the first radio communication transmitting-receiving data; 2nd data communication section, it makes to receive and dispatch described data by the 2nd radio communication between described vehicle and two devices; And data corresponding control portion, when it makes arrive the time interval set in advance by control and described first device receive and dispatch described data, by controlling to make and described two devices utilizes and receives and dispatches described data between the interstitial area between each described time interval.
Preferably, described first data communication section and described 2nd data communication section are integrated in a chip (Chip) and jointly use an antenna.
Preferably, described first data communication section using bluetooth as described first radio communication, described 2nd data communication section using WiFi as described 2nd radio communication.
Preferably, described vehicle data communication control unit is arranged at the audio-visual navigation (AudioVideoNavigation of vehicle; AVN) system.
Preferably, described vehicle data communication control unit also comprises communication priority determination portion, it determines the priority between described different radio communication when two devices receive and dispatch described data by different wireless communication request respectively, described first data communication section using radio communication relatively high for described priority as described first radio communication, described 2nd data communication section using radio communication relatively low for described priority as described 2nd radio communication.
Preferably, described first device of described first data communication section and the inside being positioned at described vehicle receives and dispatches described data, and the described two devices of described 2nd data communication section and the inside or outside that are positioned at described vehicle receives and dispatches described data.
Preferably, described vehicle data communication control unit also comprises interval size judging part, it judges more than the size whether size between described interstitial area is benchmark interval, wherein, described data corresponding control portion judged result be the size between described interstitial area more than the size in described benchmark interval time, control makes to receive and dispatch described data with described two devices, and judged result is that the size control that the size between described interstitial area is less than described benchmark interval makes and described two devices keeps communication connection.
Further, the present invention provides a kind of vehicle data communication control method, it is characterised in that, comprising: the step judging whether to arrive the time interval set in advance; When judged result is arrived described time interval, vehicle is by the step of the first radio communication and the first device transmitting-receiving data; Judge whether the step between the interstitial area arrived between each described time interval; And judged result is when being arrived between described interstitial area, described vehicle receives and dispatches the step of described data by the 2nd radio communication and two devices.
Preferably, the step receiving and dispatching data with described first device and the step receiving and dispatching described data with described two devices share the chip being integrated with module and the module of described 2nd radio communication of execution performing described first radio communication and the antenna being connected to described chip.
Preferably, with the step of described first device transmitting-receiving data using bluetooth as described first radio communication, the step receiving and dispatching described data with described two devices using WiFi as described 2nd radio communication.
Preferably, described vehicle data communication control method by vehicle with audio-visual navigation (AudioVideoNavigation; AVN) system performs.
Preferably, also comprise before the described step judging whether to arrive the time interval set in advance: the step determining the priority between described different radio communication when two devices receive and dispatch described data by different wireless communication request respectively, wherein, with the step of described first device transmitting-receiving data using relative for described priority high radio communication as described first radio communication, the step receiving and dispatching described data with described two devices using relative for described priority low radio communication as described 2nd radio communication.
Preferably, the step receiving and dispatching data with described first device is that described first device with the inside being positioned at described vehicle receives and dispatches described data, and the step receiving and dispatching described data with described two devices is that the described two devices with the inside or outside that are positioned at described vehicle receives and dispatches described data.
Preferably, and also comprise before the step that described two devices receives and dispatches described data: judge more than the size whether size between described interstitial area is benchmark interval, wherein, and the step that described two devices receives and dispatches described data judged result be the size between described interstitial area more than the size in described benchmark interval time, control makes to receive and dispatch described data with described two devices, and judged result is that the size control that the size between described interstitial area is less than described benchmark interval makes and described two devices keeps communication connection.
Technique effect
The present invention utilizes the data corresponding of the integral chip control vehicle being integrated with different wireless communication module, makes each communication module respectively in the work of different time intervals by control, therefore has following useful effect:
First, realize vehicle bluetooth (Bluetooth) and WiFi function according to the mode being similar to Android platform (AndroidPlatform) and same effect can be obtained, it is possible to solve, by the mode of amendment software (S/W), the shortcoming that bluetooth-Wifi integrates module (BT-WifiComboModule).
2nd, it is possible to save cost.
Accompanying drawing explanation
Fig. 1 is the concise and to the point figure of the vehicle radio communication system of display one embodiment of the invention;
Fig. 2 is the schematic diagram of the internal structure of the integral chip of display one embodiment of the invention;
Fig. 3 is the concrete schematic diagram of the vehicle radio communication system of display one embodiment of the invention;
Fig. 4 and Fig. 5 is the reference drawing that the method that the present invention makes each communication module work at different time intervals respectively by control is described;
Fig. 6 is the schema of the vehicle radio communication system works method of display one embodiment of the invention.
Embodiment
Referring to accompanying drawing, preferred embodiment of the present utility model is described in detail. First, it should be noted that in the integrant interpolation Reference numeral of each figure, even if identical integrant appears at also adds identical Reference numeral on different accompanying drawings as far as possible. And if judge when illustrating of the present invention to think the concrete explanation of related known structure or function may be caused by the theme of the present invention and obscure, then omit relevant explanation in detail. In addition, preferred embodiments of the present invention will be described below, but the technical scheme of the present invention does not limit or limits in this, and person of ordinary skill in the field can do various deformation and implement.
Open a kind of bluetooth-WiFi (BlueTooth-WiFi) integral chip (ComboChip) of the present invention, and it is disclosed in this integral chip bluetooth (BlueTooth; BT) resource sharing and between WiFi is improved one's methods. The vehicle of the present invention solves Lan Yamianti &WiFi with Lan Yamianti &WiFi integral chip (BluetoothHandsfree&WiFicombochip) by chip antenna (1chip1Antenna) mode and coexists the problem of (Bluetooth&WiFiCoex), therefore than using the technology of two chips, two antennas to compare at present, cost can not only be saved, and same effect can be obtained.
Fig. 1 is the concise and to the point figure of the vehicle radio communication system of display one embodiment of the invention.
In the vehicle radio communication system 100 of the present invention, integral chip group 120 is bluetooth/WiFi integral chip, it is the integral chip 122 being integrated with bluetooth communication and WiFi communication module, carries out radio communication by a bluetooth/WiFi antenna 121 and peripheral equipment 110.
Herein, integral chip 122, when utilizing bluetooth, performs universal asynchronous receiving-transmitting device (UniversalAsynchronousReceiver/Transmitter with peripheral equipment 110;UART) communicate, when utilizing WiFi, perform secure digital input and output (SecureDigitalInput/Output with peripheral equipment 110; SDIO) communicate.
Integral chip 122 can adopt BCM4339. Fig. 2 is the schematic diagram of the internal structure of the integral chip of display one embodiment of the invention. Integral chip 122 as shown in Figure 2, can comprise bandpass filter (BandPassFilter; BPF) 210, BCM89071220,26MHzCLK (Crystal: crystal) 230 and 32,768KHzCLK:LPO (OSC) 240.
But owing to integral chip group 120 utilizes an antenna 121, receive data by same frequency band (2.4G), therefore the problem of data sink RF degradation may occur.
Vehicle produced according to the invention is with audio-visual navigation (AudioVideoNavigation; Hereinafter referred to as ' AVN ') system when can than saving at present sizable expense. But the present invention is as mentioned above, it is necessary, carry out radio communication and need a shared antenna for guaranteeing by two functions (bluetooth, WiFi) and peripheral equipment, it is not easy to use. Therefore initiate to bluetooth when connecting, the problem that WiFi cannot connect or current WiFi connection disconnects.
For addressing this is that, the present invention is made to initiate (PagingScan) when bluetooth connects and inserts intermediate space interval (Gap) by amendment software (S/W), it is ensured that initiate to connect WiFi when BT connects.
Fig. 3 is the concrete schematic diagram of the vehicle radio communication system of display one embodiment of the invention.
As shown in Figure 3, vehicle radio communication system comprises AVN system 310, first exterior terminal (ExternalDevice) 320 and the 2nd exterior terminal 330.
AVN system 310 has integral chip group 120, utilizes integral chip group 120 to communicate with the first exterior terminal 320 and the 2nd exterior terminal 330.
AVN system 310 comprises application program (APP) region 311, Android (Android) S/WF/W region 312, OS region 313 and CPU314.
Application area 311 utilizes JAVA application program (JAVAApplication) to control AV, teleprocessing (Telematics), BT, speech recognition, navigation (Navi) etc. under the control of CPU314.
Android S/WF/W region 312 comprises automobile Application Program Interface (AutomotiveAPI), Android Application Program Interface (AndroidAPI), automotive space frame (AutomotiveFramework), Android framework, automobile routine library (AutomotiveLibraries), Android routine library etc.
Automobile routine library comprises the AVN factor technology etc. of microprocessor (Micom) I/F, Telechips company.
OS region 313 comprises hard body abstractization layer (HardwareAbstractionLayer; HAL), LinuxOS/ kernel (Kernel), evaluation board device driver (EVBoardDeviceDriver), the specific device driver of D-audio (D-AudioSpecificDeviceDriver) etc.
CPU314 can be the TCC8931 of Telechips company.
First exterior terminal 320 utilizes WiFi and AVN system 310 to perform data corresponding, and such as the first exterior terminal 320 can be the webserver.
2nd exterior terminal 330 performs data corresponding by bluetooth and AVN system 310, and such as the 2nd exterior terminal 330 can be mobile terminal.
According to above-mentioned embodiment illustrated in fig. 3, AVN system 310 utilizes bluetooth to connect the 2nd exterior terminal 330, call function (BluetoothHandsFree) can be realized, accessed by WiFi simultaneously, WiFi is utilized to connect the first exterior terminal 320, it may be achieved to search song (SoundHound) and down load application program (AppDownload).
Under AVN system 310 makes to be in the state that can carry out BT hands-free (BluetoothHandsfree) by BT connection the 2nd exterior terminal 330, it is possible to from the 2nd exterior terminal 330 downloading telephone number or offer hand-free call function. Further, AVN system 310 can also play the mp3 file being stored in the 2nd exterior terminal 330.
Further, when AVN system 310 is connected by WiFi with the first exterior terminal 320, AVN system 310 can provide searches song function or downloads Android application program from the first exterior terminal 320.
As a reference, above-mentioned WiFi not only comprises the WiFi of the mobile terminal that hands-free (Handsfree) connects, and also comprises other WiFi and connects.
Fig. 4 and Fig. 5 is the reference drawing that the method that the present invention makes each communication module work at different time intervals respectively by control is described.
The paging time-out (PageTimeOut) of the paging cycle (OneFullPagingCycle) that general baseline (Baseline) namely one is complete is 2.56 seconds (Sec).
And, when considering paging cycle (SimpleRepetitionofOneFullPagingCycle) that repeatedly repetition one is complete merely, such as, in Fig. 4 shown in (b), when simple repetition four next complete paging cycle, total paging time-out is 10.24 seconds.
The feature of the present invention as shown in Figure 5, is specially and increases (Gap) 530 between interstitial area between the complete paging cycle 510 of formerly and a complete paging cycle 520 afterwards.
As shown in Figure 5 improved S/W it will be seen that from main frame unit (HeadUnit:H/U) to mobile phone initiate bluetooth connect, arrange between interstitial area between Best Times (10,000ms) so that WiFi wireless connections can be guaranteed. When as above changing S/W, vehicle system (vehicle Android system) also can realize the BT&WiFi connecting moves identical with mobile phone, thus namely can realize identical BT&WiFi wireless connections action by a chip and antenna.
The present invention as shown in Figure 5 when, even if lengthen or segmentation S/W improve before paging time-out also BT connection side can not be caused obvious impact.
Fig. 6 is the schema of the vehicle radio communication system works method of display one embodiment of the invention. It is described referring to Fig. 3 and Fig. 6.
First judge whether to receive on-demand page scan (ON-DEMANDPAGESCAN) request in step S610, AVN system 310.
When judged result is do not receive on-demand page scan request, in step S650, AVN system 310 does not perform page scan (PAGESCAN) function, but enters wait (NORMALSTANDBY) state.
And if it is determined that result is for receiving on-demand page scan request, then in step S620, AVN system 310 when being connected with the 2nd exterior terminal 330, to the very first time interval time enter page-mode (PERSISTPAGINGMODE) and perform on-demand page scan function (ENABLEON-DEMANDPAGESCAN). Herein, AVN system 310 can perform on-demand page scan function by 2,500ms continuously.
Then judge whether the request having with the first exterior terminal 320 is connected when being connected to the 2nd exterior terminal 330 in step S630, AVN system 310.
When judged result is the request having the first exterior terminal 320 connection, in step S640, AVN system 310, when being connected to the 2nd exterior terminal 330 and first exterior terminal 320, enters page scan mode and performs page scan function time between interstitial area behind very first time interval.
And if it is determined that result is the request not being connected with the first exterior terminal 320, then AVN system 310 does not perform any function.
Then step S660, AVN system 310 judge the page scan cycle namely when being connected with the 2nd exterior terminal 330 continuous specified time interval whether executed perform the cycle of page scan function (REPEATTHISCYCLEFOR4TIMES) for four times.
When judged result is four page scan cycles of executed, AVN system 310 end functions. And if it is determined that result is do not perform in the page scan cycle four times, now AVN system 310 re-executes from step S610.
In addition, when BT&WiFi external device request simultaneously connects, owing to the priority of WiFi is less than bluetooth, therefore for using an antenna resources, acquiescence ground adds the connection again (Re-try) of reply connection failure
One embodiment of the present of invention is described above referring to figs. 1 through Fig. 6. The preferred embodiment of the present invention that can obtain from above-described embodiment is below described.
Vehicle data communication control unit comprises the first data communication section, the 2nd data communication section, data corresponding control portion, power supply portion and master control part according to the preferred embodiment of the invention.
Vehicle data communication control unit can be arranged at vehicle AVN system.
The function in power supply portion is to each component part supply power supply forming vehicle data communication control unit. The function of master control part is all actions that control forms each component part of vehicle data communication control unit. Owing to vehicle data communication control unit can be arranged in vehicle AVN system, therefore vehicle battery and MCU (or ECU) can be adopted as power supply portion and master control part, therefore the present embodiment do not comprise power supply portion and master control part also harmless.
The function of the first data communication section makes between vehicle and the first device by the first radio communication transmitting-receiving data.
First data communication section can using bluetooth as the first radio communication.
First data communication section can receive and dispatch data with the first device being positioned at vehicle inside.
The function of the 2nd data communication section makes between vehicle and two devices by the 2nd radio communication transmitting-receiving data.
2nd data communication section can using WiFi as the 2nd radio communication.
2nd data communication section can receive and dispatch data by the two devices inner or outside with being positioned at vehicle.
First data communication section and the 2nd data communication section can be integrated in a chip (Chip) and share an antenna.
The control of data corresponding control portion receives and dispatches data with the first device when making arrive the time interval set in advance, controls to make and two devices utilizes and receives and dispatches data between the interstitial area between each described time interval.
Vehicle data communication control unit can also comprise communication priority determination portion.
Communication priority determination portion is when two devices receive and dispatch data by different wireless communication request respectively, it is determined that the priority between radio communication.
When vehicle data communication control unit also comprises communication priority determination portion, first data communication section using radio communication relatively high for priority as the first radio communication, the 2nd data communication section using radio communication relatively low for priority as the 2nd radio communication.
Vehicle data communication control unit can also comprise interval size judging part.
The function of interval size judging part is more than the size whether size judging between interstitial area is benchmark interval.
When vehicle data communication control unit also comprises interval size judging part, data corresponding control portion judged result be the size between interstitial area more than the size in benchmark interval time, can control to make to receive and dispatch data with two devices, can control the size when between interstitial area is less than the size in benchmark interval to make to keep being connected with two devices.
The benchmark interval referred in the present embodiment represents the interval having and being enough to receive and dispatch the size of data. Generally, when performing data corresponding between two different terminals, a terminal sends request (REQUEST) signal to another terminal, only receives response (RESPONSE) signal from another terminal and just can send the signal being loaded with data to another terminal. If but the size between interstitial area is crossed little, cannot guaranteeing the time being enough to receive and dispatch data, therefore the present embodiment considers this problem, judges whether that receiving and dispatching these data still only keeps communication connection after comparing the size in the size between interstitial area and benchmark interval.
The method of work of vehicle data communication control unit is below described.
First, data corresponding control portion judges whether to arrive the time interval set in advance.
When judged result is arrived the time interval set in advance, the first data communication section makes vehicle and the first device by the first radio communication transmitting-receiving data.
Then, data corresponding control portion judges whether between the interstitial area arrived between each time interval set in advance.
Judged result be between interstitial area time, the 2nd data communication section makes vehicle and two devices by the 2nd radio communication transmitting-receiving data.
In the present embodiment, the first data communication section and the 2nd data communication section can share the chip being integrated with module and the module of execution the 2nd radio communication performing the first radio communication and the antenna being connected to this chip.
In addition before data corresponding control portion judges whether to arrive the time interval set in advance, communication priority determination portion can when two devices receive and dispatch data by different wireless communication request, it may be determined that the priority between different wireless communication.
In addition, interval size determination portion can judge more than the size whether size between interstitial area is benchmark interval before the 2nd data communication section starts. The judged result of interval size determination portion be the size between interstitial area more than the size in benchmark interval time, the 2nd data communication section receives and dispatches data with two devices. On the contrary, if the judged result of interval size determination portion is the size that the size between interstitial area is less than benchmark interval, now the 2nd data communication section keeps the communication connection between two devices.
As long as the described step of interval size determination portion performed (before namely the 2nd data communication section and two devices receive and dispatch data or the communication connection between maintenance and two devices) before the 2nd data communication section starts, and performed also harmless before more early.
More than describe all integrants forming the embodiment of the present invention and it is combined into one or in conjunction with work, but the present invention is not limited to these embodiments. Namely, within the scope of the object of the present invention, in its all integrant, more than one alternative is in conjunction with work. And, its all integrant can be respectively an independent hardware, but can also optionally combine part or all of each integrant, realize by having the computer program of the programmodule for performing the part or all of function that one or more hardware combinations realizes. And, this kind of computer program can be stored in the computer readable recording medium storing program for performing (ComputerReadableMedia) such as USB storage, CD disk, flash disk (FlashMemory), read by computer and perform, it is achieved embodiments of the invention. Computer program recorded medium can comprise magnetic recording medium, optical recording medium, carrier wave (CarrierWave) medium etc.
Further, all terms meaning that expression is identical with the usual understanding of general technical staff of the technical field of the invention when nothing defines separately in specifically illustrating of technology or science term is comprised. The term of normally used dictionary definition, should be interpreted as the meaning that the meaning of the context with correlation technique is consistent, if without clearly defining in the present invention, shall not be construed as ideal or the meaning of excessive form.
Last it is noted that above each embodiment is only in order to illustrate the technical scheme of the present invention, it is not intended to limit; Although with reference to the various embodiments described above to invention has been detailed description, it will be understood by those within the art that: the technical scheme described in the various embodiments described above still can be modified by it, or wherein some or all of technology feature is carried out equivalent replacement; And these amendments or replacement, do not make the scope of the essence disengaging various embodiments of the present invention technical scheme of appropriate technical solution.
Claims (12)
1. a vehicle data communication control unit, it is characterised in that, comprising:
First data communication section, it makes between vehicle and the first device by the first radio communication transmitting-receiving data; And
2nd data communication section, it makes to receive and dispatch described data by the 2nd radio communication between described vehicle and two devices; And
Data corresponding control portion, when it makes arrive the time interval set in advance by control and described first device receive and dispatch described data, by controlling to make and described two devices utilizes and receives and dispatches described data between the interstitial area between each described time interval.
2. vehicle data communication control unit according to claim 1, it is characterised in that:
Described first data communication section and described 2nd data communication section are integrated in a chip and jointly use an antenna.
3. vehicle data communication control unit according to claim 1, it is characterised in that:
Described first data communication section using bluetooth as described first radio communication, described 2nd data communication section using WiFi as described 2nd radio communication.
4. vehicle data communication control unit according to claim 1, it is characterised in that:
Described vehicle data communication control unit is arranged at vehicle image and sound guidance system.
5. vehicle data communication control unit according to claim 1, it is characterised in that, also comprise:
Communication priority determination portion, it determines the priority between described different radio communication when two devices receive and dispatch described data by different wireless communication request respectively,
Described first data communication section using radio communication relatively high for described priority as described first radio communication, described 2nd data communication section using radio communication relatively low for described priority as described 2nd radio communication.
6. vehicle data communication control unit according to claim 1, it is characterised in that:
Described first device of described first data communication section and the inside being positioned at described vehicle receives and dispatches described data, and the described two devices of described 2nd data communication section and the inside or outside that are positioned at described vehicle receives and dispatches described data.
7. vehicle data communication control unit according to claim 1, it is characterised in that, also comprise:
Interval size judging part, it judges more than the size whether size between described interstitial area is benchmark interval,
Wherein, described data corresponding control portion judged result be the size between described interstitial area more than the size in described benchmark interval time, control makes to receive and dispatch described data with described two devices, and judged result is that the size control that the size between described interstitial area is less than described benchmark interval makes and described two devices keeps communication connection.
8. a vehicle data communication control method, it is characterised in that, comprising:
Judge whether to arrive the step of the time interval set in advance;
When judged result is arrived described time interval, vehicle is by the step of the first radio communication and the first device transmitting-receiving data;
Judge whether the step between the interstitial area arrived between each described time interval; And
When judged result is arrived between described interstitial area, described vehicle receives and dispatches the step of described data by the 2nd radio communication and two devices.
9. vehicle data communication control method according to claim 8, it is characterised in that:
The step receiving and dispatching data with described first device and the step receiving and dispatching described data with described two devices share the chip being integrated with module and the module of described 2nd radio communication of execution performing described first radio communication and the antenna being connected to described chip.
10. vehicle data communication control method according to claim 8, it is characterised in that:
With the step of described first device transmitting-receiving data using bluetooth as described first radio communication, the step receiving and dispatching described data with described two devices using WiFi as described 2nd radio communication.
11. vehicle data communication control methods according to claim 8, it is characterised in that, comprising:
Described vehicle data communication control method is performed by vehicle image and sound guidance system.
12. vehicle data communication control methods according to claim 8, it is characterised in that, also comprise:
The step of the priority between described different radio communication is determined when two devices receive and dispatch described data by different wireless communication request respectively,
Wherein, with the step of described first device transmitting-receiving data using relative for described priority high radio communication as described first radio communication, the step receiving and dispatching described data with described two devices using relative for described priority low radio communication as described 2nd radio communication.
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| KR1020140170598A KR102279307B1 (en) | 2014-12-02 | 2014-12-02 | Apparatus and method for controlling data communication of vehicle |
| KR10-2014-0170598 | 2014-12-02 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1209877A1 (en) * | 2000-07-06 | 2002-05-29 | Kabushiki Kaisha Toshiba | Communication unit and its controlling method |
| CN102830634A (en) * | 2012-08-24 | 2012-12-19 | 江苏惠通集团有限责任公司 | Function integration system |
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| KR101631875B1 (en) * | 2009-12-29 | 2016-06-20 | 한국단자공업 주식회사 | Communications terminal and control method thereof |
| US8565112B2 (en) * | 2011-04-26 | 2013-10-22 | Qualcomm Incorporated | Concurrent transmission of Wi-Fi and Bluetooth signals |
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| EP1209877A1 (en) * | 2000-07-06 | 2002-05-29 | Kabushiki Kaisha Toshiba | Communication unit and its controlling method |
| CN102830634A (en) * | 2012-08-24 | 2012-12-19 | 江苏惠通集团有限责任公司 | Function integration system |
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| KR102279307B1 (en) | 2021-07-21 |
| CN105657784B (en) | 2019-04-09 |
| KR20160066345A (en) | 2016-06-10 |
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