CN103428283A - Method allowing vehicular terminal to share intelligent mobile terminal network - Google Patents

Method allowing vehicular terminal to share intelligent mobile terminal network Download PDF

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Publication number
CN103428283A
CN103428283A CN2013103399377A CN201310339937A CN103428283A CN 103428283 A CN103428283 A CN 103428283A CN 2013103399377 A CN2013103399377 A CN 2013103399377A CN 201310339937 A CN201310339937 A CN 201310339937A CN 103428283 A CN103428283 A CN 103428283A
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China
Prior art keywords
mounted terminal
intelligent mobile
car
mobile terminal
network
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CN2013103399377A
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CN103428283B (en
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黄毅邦
王碧
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Huizhou Foryou General Electronics Co Ltd
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Huizhou Foryou General Electronics Co Ltd
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Abstract

The invention discloses a method allowing a vehicular terminal to share an intelligent mobile terminal network. The method includes that the vehicular terminal is connected with an intelligent mobile terminal through Bluetooth, USB (universal serial bus) or WIFI (Wireless Fidelity); the vehicular terminal accesses to the network through sharing network hot spots of the intelligent mobile terminal. By the aid of the method, the vehicular terminal can access to the Internet to use Internet resources by taking the intelligent mobile terminal as a network channel, installation is facilitated, and cost is saved.

Description

Car-mounted terminal is shared the method for intelligent mobile terminal network
Technical field
The present invention relates to car-mounted terminal and mobile terminal field of interconnect technologies, relate in particular to a kind of method that car-mounted terminal is shared the intelligent mobile terminal network.
Background technology
3G (Third Generation) Moblie technology (3G), refer to the honeycomb mobile communication technology of supporting high speed data transfer.At present, vehicle-mounted online all realizes by peripheral hardware on-line module (as the 3G module), and on-line module needs additional configuration SIM(Subscriber Identity Module client identification module) card and customized online set meal, difficulty is installed, increase user extra cost.
Summary of the invention
The embodiment of the present invention proposes a kind of method that car-mounted terminal is shared the intelligent mobile terminal network, makes car-mounted terminal connect online as network channel by intelligent mobile terminal, uses Internet resources, easy for installation, and saves cost.
The embodiment of the present invention provides a kind of car-mounted terminal to share the method for intelligent mobile terminal network, comprising: car-mounted terminal connects intelligent mobile terminal by bluetooth, USB or WIFI passage; The described car-mounted terminal network focus shared by described intelligent mobile terminal carries out access to netwoks.
Wherein, described car-mounted terminal loads bluetooth by the BlueZ technology and drives, and makes described car-mounted terminal support the PAN service.Perhaps, described car-mounted terminal drives by USB drive load bluetooth, makes described car-mounted terminal support the PAN service.
Further, the described car-mounted terminal network focus shared by described intelligent mobile terminal carries out access to netwoks, specifically comprises:
S1, described car-mounted terminal start bluetooth service;
S2, described car-mounted terminal activate local bluetooth device, and described local bluetooth device is set to be found pattern;
S3, described car-mounted terminal scan all far-end bluetooth equipments, write down the MAC Address of the bluetooth equipment of scanned intelligent mobile terminal;
S4, described car-mounted terminal check whether described intelligent mobile terminal supports the PAN service;
S5, when described intelligent mobile terminal is supported the PAN service, described car-mounted terminal and described intelligent mobile terminal carry out Bluetooth pairing;
S6, after Bluetooth pairing success, described car-mounted terminal operation ifconfig order, obtain a network node;
S7, described car-mounted terminal utilize conman to search the focus of described network node, and record the connection identifier string of described focus;
S8, described car-mounted terminal utilize connman to connect the network of described intelligent mobile terminal;
S9, network have connected, and described car-mounted terminal is used Internet resources by described intelligent mobile terminal as the online passage.
Implement the embodiment of the present invention, have following beneficial effect: car-mounted terminal connects intelligent mobile terminal by bluetooth, USB or WIFI passage, and the network focus shared by described intelligent mobile terminal carries out access to netwoks.Car-mounted terminal can connect online as network channel by intelligent mobile terminal, uses Internet resources, easy for installation, and does not need to increase separately peripheral hardware on-line module, SIM card and customized online set meal, saves cost.
The accompanying drawing explanation
Fig. 1 is the structural representation that car-mounted terminal provided by the invention connects an embodiment of intelligent mobile terminal;
Fig. 2 is the structural representation that car-mounted terminal provided by the invention connects another embodiment of intelligent mobile terminal;
Fig. 3 is the schematic flow sheet of an embodiment of the car-mounted terminal provided by the invention method of sharing the intelligent mobile terminal network.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making under the creative work prerequisite the every other embodiment obtained, belong to the scope of protection of the invention.
Referring to Fig. 1, it is the structural representation that car-mounted terminal provided by the invention connects an embodiment of intelligent mobile terminal.
The embodiment of the present invention provides a kind of car-mounted terminal to share the method for intelligent mobile terminal network, car-mounted terminal is by bluetooth, USB(Universal Serial BUS, USB) or WIFI(WIFI be a kind of can be by terminals such as PC, handheld devices with the interconnected technology of wireless mode) passage connects intelligent mobile terminal, and the described car-mounted terminal network focus shared by described intelligent mobile terminal carries out access to netwoks.
Referring to Fig. 2, it is the structural representation that car-mounted terminal provided by the invention connects another embodiment of intelligent mobile terminal.
Car-mounted terminal comprises TFT(Thin Film Transistor, Thin Film Transistor (TFT)) screen, the MPU(microprocessor), MCU(Micro Control Unit, micro-control unit), bluetooth module and other modules, intelligent mobile terminal comprises bluetooth module, on-line module and other modules, and described car-mounted terminal connects described intelligent mobile terminal by the bluetooth passage.
In addition, described car-mounted terminal can also dispose the WIFI module; The described car-mounted terminal WIFI focus shared by described intelligent mobile terminal carries out access to netwoks.
Referring to Fig. 3, it is the schematic flow sheet of an embodiment of the car-mounted terminal provided by the invention method of sharing the intelligent mobile terminal network.
A kind of method that the embodiment of the present invention provides car-mounted terminal to share the intelligent mobile terminal network, car-mounted terminal loads bluetooth by the BlueZ technology and drives, and makes described car-mounted terminal support the PAN service.Perhaps, car-mounted terminal drives by USB drive load bluetooth, makes described car-mounted terminal support the PAN service.
BlueZ is Linux official bluetooth protocol repertory.It is a project of increasing income based on GNU General Public License (GPL) issue, starts just to become the part of linux kernel from Linux2.4.6.PAN is a kind of Bluetooth personal local area network, makes bluetooth (Bluetooth) as a kind of wireless connect technology among a small circle.
The car-mounted terminal network focus shared by intelligent mobile terminal carries out access to netwoks, specifically comprises step S1 to S9, as follows:
S1, described car-mounted terminal start bluetooth service.
S2, described car-mounted terminal activate local bluetooth device, and described local bluetooth device is set to be found pattern.
Wherein, the built-in described local bluetooth device of car-mounted terminal (for example, built-in bluetooth module in actual car-mounted terminal product), or the external described local bluetooth device of car-mounted terminal.During concrete enforcement, car-mounted terminal can activate local bluetooth device by operation hciconfig hci0up piscan order, and local device is set to be found pattern.
S3, described car-mounted terminal scan all far-end bluetooth equipments, write down the MAC(Media Access Control of the bluetooth equipment of scanned intelligent mobile terminal) address.
During concrete enforcement, car-mounted terminal can be write down the MAC Address of the bluetooth equipment of Intelligent target mobile terminal by all far-end bluetooth equipments of operation hcitool scan command scan(ning), and designate is ADDR.
S4, described car-mounted terminal check whether described intelligent mobile terminal supports the PAN service.
During concrete enforcement, car-mounted terminal can be listed the service that this intelligent mobile terminal is supported by operation sdptool browser ADDR order, and check and whether support PAN service (individual access network) to only have and support the bluetooth equipment of PAN could pass through its shared network.
S5, when described intelligent mobile terminal is supported the PAN service, described car-mounted terminal and described intelligent mobile terminal carry out Bluetooth pairing.
During concrete enforcement, car-mounted terminal can carry out Bluetooth pairing by operation btsample-agent hci0ADDR order and intelligent mobile terminal.
S6, after Bluetooth pairing success, described car-mounted terminal operation ifconfig order, obtain a network node.
S7, described car-mounted terminal utilize conman to search the focus of described network node, and record the connection identifier string of described focus.
Wherein, conman is the network connector that meego carries, and supports the diverse network connections such as USB/WIFI/BT/3G.
Car-mounted terminal operation test-connman services order.
S8, described car-mounted terminal utilize connman to connect the network of described intelligent mobile terminal.
S9, network have connected, and described car-mounted terminal is used Internet resources by described intelligent mobile terminal as the online passage.
Below CONNMAN is described in detail:
Conman is the network connector that meego carries, and supports the diverse network connections such as USB/WIFI/BT/3G.Wherein make connman support that Bluetooth PAN needs to carry out following setting:
(1) select to support bluetooth configure--enable-bluetooth when, CONNMAN compiles.
(2), operation bluetooth service bluetoothd.
(3) and far-end support that the bluetooth equipment of PAN is matched.
(4), activate Bluetooth function test-connman enable bluetooth.
(5), utilize test-connman services to search for all WIFI focuses, and record corresponding identification string.
(6), to utilize test-connman connect ADDR PASS linkage identification string be ADDR, the WIFI focus that password is PASS.
Below the BlueZ technology is described in detail:
1. bluetooth scanning
Hci_get_route obtains first available HCI device id.
Hci_open_dev opens the equipment of HCI ID.
Hci_inquiry searches all bluetooth equipments that can detect by HCI equipment, obtain its address list.
Hci_read_remote_name, by Bluetooth address, obtains the title of bluetooth equipment.
2. local bluetooth is set can be detected
Open bluetooth hci socket (AF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI).
Obtain facility information ioctl (ctl, HCIGETDEVINFO, (void* the) &amp of HCI0 equipment by ioctl; Di).
By ioctl HCISETSCAN, equipment being set can be by detecting state SCAN_PAGE|SCAN_INQUIRY.
ioctl(ctl,HCISETSCAN,(unsigned?long)&dr)
3. obtain the title of local bluetooth device
Hci_open_dev opens hci0 equipment.
Hci_read_local_name obtains the title of hci0 equipment.
4. the title of local bluetooth device is set
Hci_open_dev opens hci0 equipment.
Hci_write_local_name arranges the title of hci0 equipment.
5. pairing far-end bluetooth equipment
The DBUS that creates org.bluez connects, dbus_bus_get (DBUS_BUS_SYSTEM, NULL).
The method FindAdapter provided by the interface org.bluez.Manager under server org.bluez root obtains the adapter path of local device.
Register the call back function of local HCI equipment on service DBUS bus, path is by name :/org/bluez/agent_PID, PID is process ID number.Mainly provide with lower interface name and method and call for remote equipment.
Org.bluez.Agent RequestPinCode the other side requires the PIN code checking.
Org.bluez.Agent RequestPasskey the other side requires password authentification.
Org.bluez.Agent RequestConfirmation the other side confirmation request code.
Org.bluez.Agent Authorize the other side requires to be authenticated.
Org.bluez.Agent Cancel the other side requires to cancel.
Org.bluez.Agent Release the other side requires to discharge.
The method CreatePairedDevice that interface org.bluez.Adapter by server org.bluez adapter path provides creates and matches the far-end bluetooth equipment.
6. the pairing state of query facility
The DBUS that creates org.bluez connects, dbus_bus_get (DBUS_BUS_SYSTEM, NULL).
The method FindAdapter provided by the interface org.bluez.Manager under server org.bluez root obtains the adapter path of local device.
The method FindDevice provided by the interface org.bluez.Adapter under the corresponding adapter of server org.bluez path, the address of input target bluetooth, get the DBUS path of target bluetooth.
The method GetProperties provided by the interface org.bluez.Device under server org.bluez target bluetooth DBUS path, get the property set of target bluetooth, comprising:
string?Address[readonly]
string?Name[readonly]
array{object}Services[readonly]
boolean?Paired[readonly]
boolean?Connected[readonly]
It should be noted that, the present invention realizes Connection Sharing cell phone network passage with the bluetooth passage in implementation procedure, but USB and WIFI passage are also within protection scope of the present invention.The present invention in implementation procedure based on linux exploitation, but on WinCE, Android system, exploitation is also within protection scope of the present invention.Carry out the bluetooth drive load by BlueZ in implementation procedure of the present invention, also enclose within protection scope of the present invention but use other technologies to load the bluetooth driving.
The car-mounted terminal that the embodiment of the present invention provides is shared the method for intelligent mobile terminal network, makes car-mounted terminal pass through bluetooth, USB or WIFI passage and connects intelligent mobile terminal, and the network focus shared by described intelligent mobile terminal carries out access to netwoks.Car-mounted terminal can connect online as network channel by intelligent mobile terminal, uses Internet resources, easy for installation, and does not need to increase separately peripheral hardware on-line module, SIM card and customized online set meal, saves cost.In addition, also accelerate the research and development of products cycle, reduced Business Cost, facilitated product maintenance and client to use.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also are considered as protection scope of the present invention.

Claims (6)

1. the method for the shared intelligent mobile terminal network of car-mounted terminal, is characterized in that, comprising:
Car-mounted terminal connects intelligent mobile terminal by bluetooth, USB or WIFI passage;
The described car-mounted terminal network focus shared by described intelligent mobile terminal carries out access to netwoks.
2. car-mounted terminal as claimed in claim 1 is shared the method for intelligent mobile terminal network, it is characterized in that, described car-mounted terminal loads bluetooth by the BlueZ technology and drives, and makes described car-mounted terminal support the PAN service.
3. car-mounted terminal as claimed in claim 1 is shared the method for intelligent mobile terminal network, it is characterized in that, described car-mounted terminal drives by USB drive load bluetooth, makes described car-mounted terminal support the PAN service.
4. car-mounted terminal is shared the method for intelligent mobile terminal network as claimed in claim 2 or claim 3, it is characterized in that, the described car-mounted terminal network focus shared by described intelligent mobile terminal carries out access to netwoks, specifically comprises:
S1, described car-mounted terminal start bluetooth service;
S2, described car-mounted terminal activate local bluetooth device, and described local bluetooth device is set to be found pattern;
S3, described car-mounted terminal scan all far-end bluetooth equipments, write down the MAC Address of the bluetooth equipment of scanned intelligent mobile terminal;
S4, described car-mounted terminal check whether described intelligent mobile terminal supports the PAN service;
S5, when described intelligent mobile terminal is supported the PAN service, described car-mounted terminal and described intelligent mobile terminal carry out Bluetooth pairing;
S6, after Bluetooth pairing success, described car-mounted terminal operation ifconfig order, obtain a network node;
S7, described car-mounted terminal utilize conman to search the focus of described network node, and record the connection identifier string of described focus;
S8, described car-mounted terminal utilize connman to connect the network of described intelligent mobile terminal;
S9, network have connected, and described car-mounted terminal is used Internet resources by described intelligent mobile terminal as the online passage.
5. car-mounted terminal as claimed in claim 4 is shared the method for intelligent mobile terminal network, it is characterized in that the built-in described local bluetooth device of described car-mounted terminal, or the external described local bluetooth device of described car-mounted terminal.
6. car-mounted terminal as claimed in claim 1 is shared the method for intelligent mobile terminal network, it is characterized in that, described car-mounted terminal disposes the WIFI module; The described car-mounted terminal WIFI focus shared by described intelligent mobile terminal carries out access to netwoks.
CN201310339937.7A 2013-08-06 2013-08-06 The method of the shared intelligent mobile terminal network of car-mounted terminal Expired - Fee Related CN103428283B (en)

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