CN105472775A - Bluetooth communication connection method of head-up display - Google Patents
Bluetooth communication connection method of head-up display Download PDFInfo
- Publication number
- CN105472775A CN105472775A CN201510780311.9A CN201510780311A CN105472775A CN 105472775 A CN105472775 A CN 105472775A CN 201510780311 A CN201510780311 A CN 201510780311A CN 105472775 A CN105472775 A CN 105472775A
- Authority
- CN
- China
- Prior art keywords
- indicator
- bluetooth
- bluetooth communication
- external equipment
- head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0149—Head-up displays characterised by mechanical features
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/14—Direct-mode setup
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0149—Head-up displays characterised by mechanical features
- G02B2027/0161—Head-up displays characterised by mechanical features characterised by the relative positioning of the constitutive elements
- G02B2027/0163—Electric or electronic control thereof
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephone Function (AREA)
Abstract
The invention discloses a Bluetooth communication connection method of a head-up display. The method comprises the steps of: after the head-up display is powered on, judging whether a Bluetooth communication connection request sent by an external device is received; when the head-up display receives the Bluetooth communication connection request sent by the external device, controlling the head-up display to work under a passive mode and carry out point-to-point Bluetooth communication with the external device; and when the head-up display does not receive the Bluetooth communication connection request sent by the external device, controlling the head-up display to work under an active mode and periodically searching for external devices for Bluetooth matching, and when the Bluetooth matching is successful, carrying out point-to-point Bluetooth communication with one external device or carrying out one-point-multi-address Bluetooth communication with a plurality of external devices. By adopting the Bluetooth communication connection method of the head-up display, automatic switching between the passive mode and the active mode of a HUD Bluetooth device is realized.
Description
Technical field
The present invention relates to technical field of electronic communication, particularly relate to a kind of Bluetooth communication method of attachment of head-up indicator.
Background technology
The predecessor of head-up indicator (HeadUpDisplay is called for short HUD) is the optical foresight be used on fighter plane, and this sight utilizes optical reflection principle, is incident upon on the passenger cabin front end display screen of device by the aiming circle light net of ring-type.Due to the image of projection for the focal length of naked eyes be fix on infinity distance above, the running of eyes can not be hampered when pilot's run-home time, maintain and show clearly.Need to bow and check the frequency of instrument because HUD display can reduce driver, avoid attentiveness to interrupt, its convenience and can improve driving safety, civil aircraft and motor vehicles also follow up installation one after another.
Wherein, for motor vehicles, when motor vehicles are when running at high speed, particularly during high speed traveling at night, driver may bow and watch the display such as instrumented data, navigation circuit information, meets emergency just likely cause traffic accident because having little time to adopt an effective measure when traveling front.And the scene in the external world can be looked squarely in scope with the driver being presented at windshield glass for information about by the application of HUD, thus avoid bowing and watch the instruments, shorten eyeball to the vision dead zone time in front, thus effectively can reduce contingency occurrence probability, improve fail safe.
No matter be in the application of military aircraft, civil aircraft or motor vehicles, acquisition of information during driving is very useful and necessary.Driver needs to know the destination of stroke, weather conditions, air line situation/pavement behavior and other data with removing.In the prior art, driver needs to depend on cell phone, PDA (PersonalDigitalAssistant, personal digital assistant), beeper, GPS (GlobalPositioningSystem, global positioning system) the fixing or hand-held external equipment such as satellite receiver, radio device and portable computer, reads useful data from these equipment.These useful datas are projected on HUD and show, driver can read information from any ancillary equipment or data quickly and safely, comprising cellular calls, Email, orienting a map, destination data etc., when driving, two hands all being remained on the steering wheel of vehicle simultaneously.Therefore, how these useful datas are transferred on HUD and become key.
Bluetooth (Bluetooth) is one of wireless short range communication technology quite attracted attention in recent years.Bluetooth provides can carry out the mutual technical standard of short-range data in wireless transmission environments, obtain develop rapidly in recent years, current Bluetooth technology has quick, short delay, super low-power consumption, AFH, long-time dormancy, safety and the advantage such as anti-interference.
The working method of bluetooth mainly comprises active mode and passive mode.Wherein, active mode refers to that bluetooth equipment active external device sends Bluetooth communication request, and passive mode refers to the passive Bluetooth communication request accepting external equipment and send of bluetooth equipment, wherein, the equipment initiatively proposing communicating requirement is main equipment, and the passive equipment carrying out communicating is from equipment.Theoretically, bluetooth equipment can switch between active mode and passive mode two kinds of modes, when but existing bluetooth equipment needs to switch to active mode from passive mode, the input and output operation needing user artificial, under the condition not having the input and output of user to operate, bluetooth equipment substantially as just under being operated in passive mode from equipment, thus weaken the function of bluetooth equipment.And, for the bluetooth equipment be applied on HUD, because driver needs to be absorbed in various driver behavior, if operated the bluetooth equipment on HUD artificially by driver, necessarily increase Operating Complexity, the attentiveness of dispersion driver, obtains the data message of external equipment by reducing drive safety.
Summary of the invention
Technical problem to be solved by this invention is, provides a kind of Bluetooth communication method of attachment of head-up indicator, without the need to human computer interaction, automatically switches the bluetooth mode of operation of head-up indicator, improves the flexibility of HUD Bluetooth communication.
For solving above technical problem, the embodiment of the present invention provides a kind of Bluetooth communication method of attachment of head-up indicator, comprising:
After described head-up indicator is powered, judge whether to receive the Bluetooth communication connection request that external equipment sends;
When described head-up indicator receives the Bluetooth communication connection request that external equipment sends, using described head-up indicator as from equipment, to the external equipment of Bluetooth communication connection request be sent as main equipment, control to carry out point-to-point Bluetooth communication with described external equipment under described head-up indicator is operated in passive mode;
When described head-up indicator does not receive the Bluetooth communication connection request that external equipment sends, control under described head-up indicator is operated in active mode, periodically search for external equipment and carry out Bluetooth pairing, and point-to-point Bluetooth communication is carried out with an external equipment after Bluetooth pairing success, or, carry out the Bluetooth communication of one point for multiple address with multiple external equipment.
Further, the Bluetooth communication method of attachment of described head-up indicator, also comprises:
Under described head-up indicator is operated in passive mode, and the external equipment of current connection initiatively disconnects when being connected with the Bluetooth communication of described head-up indicator, the bluetooth mode of operation of described head-up indicator is switched to active mode from passive mode, periodically search for external equipment and carry out Bluetooth pairing, and point-to-point Bluetooth communication is carried out with an external equipment after Bluetooth pairing success, or, carry out the Bluetooth communication of one point for multiple address with multiple external equipment.
Further, the Bluetooth communication method of attachment of described head-up indicator, also comprises:
Under described head-up indicator is operated in active mode, and when receiving the Bluetooth communication connection request that external equipment sends, controls described head-up indicator and disconnect and being connected with current all Bluetooth communications; And using described head-up indicator as from equipment, to the external equipment of Bluetooth communication connection request be sent as main equipment, control to carry out point-to-point Bluetooth communication with external equipment under described head-up indicator is operated in passive mode, the bluetooth mode of operation of described head-up indicator is switched to passive mode from active mode.
Further, the Bluetooth communication method of attachment of described head-up indicator, also comprises:
When described head-up indicator is operated in active mode, according to the historical record that the Bluetooth communication preserved connects, Bluetooth communication connection request is sent to the one or more external equipments matched;
If described head-up indicator obtains connection response, carry out Bluetooth communication with corresponding external equipment; If connection failure, restart the external equipment of search coupling.
Further, the Bluetooth communication method of attachment of described head-up indicator, also comprises:
Detect the quantity that current and described head-up indicator carries out the successful external equipment of Bluetooth pairing; If the quantity that current and described head-up indicator carries out the successful external equipment of Bluetooth pairing is less than maximum pairing number N, then in described head-up indicator, add paired device record; If the quantity that current and described head-up indicator carries out the successful external equipment of Bluetooth pairing equals maximum pairing number N, then delete the paired device temporally recorded the earliest.
Preferably, look squarely display screen described in and comprise bluetooth equipment and microprocessor; Carry out Bluetooth communication by described bluetooth equipment and one or more external equipment to be connected, switched between active mode and passive mode by bluetooth equipment described in described Microprocessor S3C44B0X.
The Bluetooth communication method of attachment of the head-up indicator (HUD) that the embodiment of the present invention provides, after HUD is powered on, first judge whether to receive the Bluetooth communication connection request that external equipment sends, if receive request, be first operated in passive mode and carry out point-to-point Bluetooth communication with external equipment and be connected, if do not receive request, be operated in aggressive mode and carry out Bluetooth communication that is point-to-point or one point for multiple address with external equipment and be connected, thus the bluetooth equipment of head-up indicator provided by the invention both can be operated in passive mode effectively and also can be operated in active mode, and priority task is in point-to-point passive mode.In addition, technical scheme provided by the invention can realize bluetooth mode of operation further and automatically switch to active mode from passive mode, or, automatically switch to passive mode from active mode, without the need to the manual operation of user, therefore reduce operation complexity, improve the communicative flexibility of bluetooth equipment in HUD, obtain the data message of conventional external equipment intelligently and export HUD display screen display to, for the multifunctionality of HUD provides communication support.
Accompanying drawing explanation
Fig. 1 is that head-up indicator provided by the invention carries out the structural representation of the embodiment that Bluetooth communication is connected with external equipment.
Fig. 2 is the flow chart of steps of an embodiment of the Bluetooth communication method of attachment of head-up indicator provided by the invention.
Fig. 3 is the flow chart of steps of another embodiment of Bluetooth communication method of attachment of head-up indicator provided by the invention.
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.
See Fig. 1, be that head-up indicator provided by the invention carries out the structural representation of the embodiment that Bluetooth communication is connected with external equipment.
Wherein, user is driving an airplane or in vehicle processes, the data information transfer of the external equipment 102 with Bluetooth function may be needed to show to the head-up indicator (HUD) 101 of band Bluetooth function, also may need by HUD101 obtain aircraft or vehicle drive information transmission to external equipment 102, communicated with the connection device of the Internet further by external equipment 102.In the present embodiment, described external equipment 102 includes but not limited to that cell phone (mobile phone terminal), panel computer, PDA, beeper, gps satellite receiver, radio device and portable computer etc. are fixed or handheld device, so that read useful data from external equipment.Be projected on HUD101 by these useful datas and show, user can read information from any ancillary equipment or data quickly and safely, as information such as cellular calls, Email, orienting a map, destination datas.
See Fig. 2, it is the flow chart of steps of an embodiment of the Bluetooth communication method of attachment of head-up indicator provided by the invention.
In the present embodiment, the Bluetooth communication method of attachment of described head-up indicator, mainly comprises the following steps:
Step S201: after powering to described head-up indicator, judges whether to receive the Bluetooth communication connection request that external equipment sends.When described head-up indicator receives the Bluetooth communication connection request that external equipment sends, perform step S202; When described head-up indicator does not receive the Bluetooth communication connection request that external equipment sends, perform step S203.
Step S202: using described head-up indicator as from equipment, will send the external equipment of Bluetooth communication connection request as main equipment, controls to carry out point-to-point Bluetooth communication with described external equipment under described head-up indicator is operated in passive mode;
Step S203: control under described head-up indicator is operated in active mode, periodically search for external equipment and carry out Bluetooth pairing, and point-to-point Bluetooth communication is carried out with an external equipment after Bluetooth pairing success, or, carry out the Bluetooth communication of one point for multiple address with multiple external equipment.
In the present embodiment, the HUD as main equipment can communicate from equipment with 7 at most simultaneously, and can with nearly 256 to keep synchronously from equipment but not communicate.Can be forwarded by main equipment from equipment and from the Bluetooth communication between equipment.The Bluetooth system be made up of each bluetooth equipment can provide point-to-point interconnection (only having two bluetooth equipments in Bluetooth system) or one point for multiple address connected mode (exist in Bluetooth system a main equipment and multiple from equipment).Wherein, on one point in multi-address connecting mode, channel allocation is in multiple bluetooth equipment; Further, the two or more bluetooth equipments be distributed in same channel form a microgrid (Piconet), realize carrying out short range data transmission between a plurality of bluetooth apparatuses.
During concrete enforcement, described in look squarely display screen and comprise bluetooth equipment and microprocessor.Carry out Bluetooth communication by described bluetooth equipment and one or more external equipment to be connected, switched between active mode and passive mode by bluetooth equipment described in described Microprocessor S3C44B0X.
The Bluetooth communication method of attachment of the head-up indicator (HUD) that the embodiment of the present invention provides, after HUD is powered on, first judge whether to receive the Bluetooth communication connection request that external equipment sends, if receive request, be first operated in passive mode and carry out point-to-point Bluetooth communication with external equipment and be connected, if do not receive request, be operated in aggressive mode and carry out Bluetooth communication that is point-to-point or one point for multiple address with external equipment and be connected, thus the bluetooth equipment of head-up indicator provided by the invention both can be operated in passive mode effectively and also can be operated in active mode, and priority task is in point-to-point passive mode.
During concrete enforcement, when the bluetooth equipment in HUD has had the initiative in the operating state of mode or passive mode, technical scheme provided by the invention can automatically switch according to the change of HUD applied environment the mode of operation of bluetooth equipment of its inside, that is: passive mode is automatically switched to by active mode, or, automatically switch to active mode by passive mode.
Referring to Fig. 3, it is the flow chart of steps of another embodiment of Bluetooth communication method of attachment of head-up indicator provided by the invention.
In the present embodiment, the operation principle of step S301 ~ step S303 is identical with the operation principle of the step S201 in Fig. 2 ~ step S203, does not repeat them here.Further, the Bluetooth communication method of attachment of the head-up indicator that the present embodiment provides also comprises: under described head-up indicator is operated in passive mode, and the external equipment of current connection initiatively disconnects when being connected with the Bluetooth communication of described head-up indicator, execution step S304.
Step S304: the bluetooth mode of operation of described head-up indicator is switched to active mode from passive mode, periodically search for external equipment and carry out Bluetooth pairing, and point-to-point Bluetooth communication is carried out with an external equipment after Bluetooth pairing success, or, carry out the Bluetooth communication of one point for multiple address with multiple external equipment.During concrete enforcement, when the Bluetooth device operation in HUD is under active mode, no matter whether current Bluetooth equipment carries out Bluetooth communication with external equipment is connected, and equal initiated to periodically is attempted starting bluetooth equipment search and connected external equipment.If the bluetooth equipment in HUD not by external equipment as from equipment connection, HUD just attempts connecting as main equipment the equipment (the outside bluetooth equipment matched) connected recently.After the connection failure of trial bluetooth, the bluetooth equipment in control HUD is searched for external equipment by microprocessor in HUD again.
During concrete enforcement, when the Bluetooth device operation in HUD is at active mode, the Bluetooth communication method of attachment of the HUD that the present embodiment provides also comprises: detect the quantity that current and described head-up indicator HUD carries out the successful external equipment of Bluetooth pairing.If the quantity that current and described head-up indicator HUD carries out the successful external equipment of Bluetooth pairing is less than maximum pairing number N, then in described head-up indicator HUD, add paired device record; Wherein, N > 0; If the quantity that current and described head-up indicator HUD carries out the successful external equipment of Bluetooth pairing equals maximum pairing number N, then delete the paired device temporally recorded the earliest.
The number of the external equipment that the HUD under active mode matches is less than default total pairing number (maximum pairing number N), at least reserves a surplus feed system and is connected with pairing the automatic search of outside bluetooth equipment; Further, after the outside bluetooth equipment success that pairing is new, then automatically start Bluetooth communication to connect.That is, when described head-up indicator is operated in active mode, according to the historical record that the Bluetooth communication preserved connects, Bluetooth communication connection request is sent to the one or more external equipments matched; If described head-up indicator obtains connection response, carry out Bluetooth communication with corresponding external equipment; If connection failure, restart the external equipment of search coupling.Thus, the present embodiment completes HUD bluetooth equipment by the automatic switchover of passive mode to active mode.
It should be noted that, bluetooth equipment built-in in HUD will switch to active mode from passive mode, when only occurring over just the connection as the bluetooth equipment that outside bluetooth equipment initiatively disconnects and HUD is built-in of main equipment.When microprocessor (MCU) built-in in HUD judges that bluetooth equipment built-in in HUD has disconnected and worked under automatically switching to active mode, MCU controls bluetooth equipment and re-starts and periodically attempt search and connect outside bluetooth equipment.
In addition, the HUD bluetooth equipment that the embodiment of the present invention provides can also realize by the automatic switchover of active mode to passive mode.As shown in Figure 3, the Bluetooth communication method of attachment of described head-up indicator, also comprises: under described head-up indicator is operated in active mode, and when receiving the Bluetooth communication connection request that external equipment sends, performs step S305.
Step S305: control the disconnection of described head-up indicator and be connected with current all Bluetooth communications; And using described head-up indicator as from equipment, to the external equipment of Bluetooth communication connection request be sent as main equipment, control to carry out point-to-point Bluetooth communication with external equipment under described head-up indicator is operated in passive mode, the bluetooth mode of operation of described head-up indicator is switched to passive mode from active mode.
During concrete enforcement, as long as when HUD receives the Bluetooth connection request of external equipment, the MCU built-in to HUD is sent message by its built-in bluetooth equipment, informs that there is outside bluetooth equipment needs pairing or connect (connection can carry out under pairing condition) this bluetooth equipment.Send instruction to the bluetooth equipment that HUD is built-in after the built-in MCU of HUD receives message, control bluetooth equipment and disconnect current all connections, enter passive mode and carry out Bluetooth communication with external equipment and be connected.
The method that the embodiment of the present invention provides can on the basis of Fig. 2 embodiment, the bluetooth mode of operation realizing HUD further automatically switches to active mode from passive mode, or, automatically switch to passive mode from active mode, without the need to the manual operation of user, therefore reduce operation complexity, improve the communicative flexibility of bluetooth equipment in HUD, obtain the data message of conventional external equipment intelligently and export HUD display screen display to, for the multifunctionality of HUD provides communication support.
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 are also considered as protection scope of the present invention.
Claims (6)
1. a Bluetooth communication method of attachment for head-up indicator, is characterized in that, comprising:
After described head-up indicator is powered, judge whether to receive the Bluetooth communication connection request that external equipment sends;
When described head-up indicator receives the Bluetooth communication connection request that external equipment sends, using described head-up indicator as from equipment, to the external equipment of Bluetooth communication connection request be sent as main equipment, control to carry out point-to-point Bluetooth communication with described external equipment under described head-up indicator is operated in passive mode;
When described head-up indicator does not receive the Bluetooth communication connection request that external equipment sends, control under described head-up indicator is operated in active mode, periodically search for external equipment and carry out Bluetooth pairing, and point-to-point Bluetooth communication is carried out with an external equipment after Bluetooth pairing success, or, carry out the Bluetooth communication of one point for multiple address with multiple external equipment.
2. the Bluetooth communication method of attachment of head-up indicator as claimed in claim 1, it is characterized in that, described method also comprises:
Under described head-up indicator is operated in passive mode, and the external equipment of current connection initiatively disconnects when being connected with the Bluetooth communication of described head-up indicator, the bluetooth mode of operation of described head-up indicator is switched to active mode from passive mode, periodically search for external equipment and carry out Bluetooth pairing, and point-to-point Bluetooth communication is carried out with an external equipment after Bluetooth pairing success, or, carry out the Bluetooth communication of one point for multiple address with multiple external equipment.
3. the Bluetooth communication method of attachment of head-up indicator as claimed in claim 1, it is characterized in that, described method also comprises:
Under described head-up indicator is operated in active mode, and when receiving the Bluetooth communication connection request that external equipment sends, controls described head-up indicator and disconnect and being connected with current all Bluetooth communications; And using described head-up indicator as from equipment, to the external equipment of Bluetooth communication connection request be sent as main equipment, control to carry out point-to-point Bluetooth communication with external equipment under described head-up indicator is operated in passive mode, the bluetooth mode of operation of described head-up indicator is switched to passive mode from active mode.
4. the Bluetooth communication method of attachment of the head-up indicator as described in any one of claims 1 to 3, is characterized in that, described method also comprises:
When described head-up indicator is operated in active mode, according to the historical record that the Bluetooth communication preserved connects, Bluetooth communication connection request is sent to the one or more external equipments matched;
If described head-up indicator obtains connection response, carry out Bluetooth communication with corresponding external equipment; If connection failure, restart the external equipment of search coupling.
5. the Bluetooth communication method of attachment of head-up indicator as claimed in claim 4, it is characterized in that, described method also comprises:
Detect the quantity that current and described head-up indicator carries out the successful external equipment of Bluetooth pairing;
If the quantity that current and described head-up indicator carries out the successful external equipment of Bluetooth pairing is less than maximum pairing number N, then in described head-up indicator, add paired device record;
If the quantity that current and described head-up indicator carries out the successful external equipment of Bluetooth pairing equals maximum pairing number N, then delete the paired device temporally recorded the earliest.
6. the Bluetooth communication method of attachment of head-up indicator as claimed in claim 5, is characterized in that, described in look squarely display screen and comprise bluetooth equipment and microprocessor;
Carry out Bluetooth communication by described bluetooth equipment and one or more external equipment to be connected, switched between active mode and passive mode by bluetooth equipment described in described Microprocessor S3C44B0X.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510780311.9A CN105472775B (en) | 2015-11-13 | 2015-11-13 | A kind of Bluetooth communication connection method of head-up display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510780311.9A CN105472775B (en) | 2015-11-13 | 2015-11-13 | A kind of Bluetooth communication connection method of head-up display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105472775A true CN105472775A (en) | 2016-04-06 |
| CN105472775B CN105472775B (en) | 2019-02-12 |
Family
ID=55609913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510780311.9A Active CN105472775B (en) | 2015-11-13 | 2015-11-13 | A kind of Bluetooth communication connection method of head-up display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105472775B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110062366A (en) * | 2019-04-18 | 2019-07-26 | 深圳创维数字技术有限公司 | Bluetooth pairing abnormality eliminating method, equipment, storage medium and device |
| CN111050323A (en) * | 2019-11-28 | 2020-04-21 | 中国联合网络通信集团有限公司 | Terminal switching method, device and system |
| CN111083746A (en) * | 2018-10-18 | 2020-04-28 | 北京轩辕联科技有限公司 | Mode-switchable Bluetooth device, Bluetooth connection system and Bluetooth connection method |
| CN111756413A (en) * | 2020-07-27 | 2020-10-09 | 海信视像科技股份有限公司 | Method for adjusting Bluetooth mode on display device and display device |
| CN112218275A (en) * | 2020-10-10 | 2021-01-12 | 新中音私人有限公司 | MIDI apparatus and packet concatenation method |
| CN112351404A (en) * | 2019-08-08 | 2021-02-09 | 上海擎感智能科技有限公司 | Bluetooth connection method and device and vehicle machine |
| CN114120474A (en) * | 2021-11-29 | 2022-03-01 | 广东九联科技股份有限公司 | Automatic alarm system for illegal vehicle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201018499Y (en) * | 2006-11-15 | 2008-02-06 | 瀚创科技股份有限公司 | Contact type bluetooth matching device and system |
| CN101710838A (en) * | 2009-10-21 | 2010-05-19 | 无锡翱天电气科技有限公司 | Hand terminal Bluetooth entertainment system |
| CN103561111A (en) * | 2013-11-18 | 2014-02-05 | 深圳市矽韦氏科技有限公司 | Data communication method and communication system based on head-up display equipment in vehicular environment |
| CN104240091A (en) * | 2013-06-20 | 2014-12-24 | 华为终端有限公司 | Application buying method and terminals |
| CN204055598U (en) * | 2014-07-07 | 2014-12-31 | 深圳市微思客技术有限公司 | Vehicle-mounted HUD and bluetooth all-in-one |
| KR20150047777A (en) * | 2013-10-25 | 2015-05-06 | 정세윤 | HUD for vehicle using smart apparatus |
| CN104590171A (en) * | 2014-10-31 | 2015-05-06 | 惠州市华阳多媒体电子有限公司 | Vehicle-mounted information interaction method, device and system |
-
2015
- 2015-11-13 CN CN201510780311.9A patent/CN105472775B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201018499Y (en) * | 2006-11-15 | 2008-02-06 | 瀚创科技股份有限公司 | Contact type bluetooth matching device and system |
| CN101710838A (en) * | 2009-10-21 | 2010-05-19 | 无锡翱天电气科技有限公司 | Hand terminal Bluetooth entertainment system |
| CN104240091A (en) * | 2013-06-20 | 2014-12-24 | 华为终端有限公司 | Application buying method and terminals |
| KR20150047777A (en) * | 2013-10-25 | 2015-05-06 | 정세윤 | HUD for vehicle using smart apparatus |
| CN103561111A (en) * | 2013-11-18 | 2014-02-05 | 深圳市矽韦氏科技有限公司 | Data communication method and communication system based on head-up display equipment in vehicular environment |
| CN204055598U (en) * | 2014-07-07 | 2014-12-31 | 深圳市微思客技术有限公司 | Vehicle-mounted HUD and bluetooth all-in-one |
| CN104590171A (en) * | 2014-10-31 | 2015-05-06 | 惠州市华阳多媒体电子有限公司 | Vehicle-mounted information interaction method, device and system |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111083746A (en) * | 2018-10-18 | 2020-04-28 | 北京轩辕联科技有限公司 | Mode-switchable Bluetooth device, Bluetooth connection system and Bluetooth connection method |
| CN110062366A (en) * | 2019-04-18 | 2019-07-26 | 深圳创维数字技术有限公司 | Bluetooth pairing abnormality eliminating method, equipment, storage medium and device |
| CN112351404A (en) * | 2019-08-08 | 2021-02-09 | 上海擎感智能科技有限公司 | Bluetooth connection method and device and vehicle machine |
| CN112351404B (en) * | 2019-08-08 | 2022-08-16 | 上海擎感智能科技有限公司 | Bluetooth connection method and device and vehicle machine |
| CN111050323A (en) * | 2019-11-28 | 2020-04-21 | 中国联合网络通信集团有限公司 | Terminal switching method, device and system |
| CN111050323B (en) * | 2019-11-28 | 2023-02-21 | 中国联合网络通信集团有限公司 | Terminal switching method, device and system |
| CN111756413A (en) * | 2020-07-27 | 2020-10-09 | 海信视像科技股份有限公司 | Method for adjusting Bluetooth mode on display device and display device |
| CN111756413B (en) * | 2020-07-27 | 2022-02-01 | 海信视像科技股份有限公司 | Method for adjusting Bluetooth mode on display device and display device |
| CN112218275A (en) * | 2020-10-10 | 2021-01-12 | 新中音私人有限公司 | MIDI apparatus and packet concatenation method |
| CN114120474A (en) * | 2021-11-29 | 2022-03-01 | 广东九联科技股份有限公司 | Automatic alarm system for illegal vehicle |
| CN114120474B (en) * | 2021-11-29 | 2024-06-07 | 广东九联科技股份有限公司 | Automatic alarm system for illegal vehicles |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105472775B (en) | 2019-02-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105472775A (en) | Bluetooth communication connection method of head-up display | |
| JP5542244B2 (en) | Response method, computer program, mobile computer system | |
| US20140098008A1 (en) | Method and apparatus for vehicle enabled visual augmentation | |
| CN104348851A (en) | Interconnection system of head up display and mobile terminal | |
| KR101878811B1 (en) | V2x communication system for generating real-time map and method for controlling the same | |
| CN106767886A (en) | The method that walking navigation is automatically switched to from traffic navigation | |
| CN105444775A (en) | Augmented reality navigation system, head-mounted device and navigation method | |
| CN109040968B (en) | Road condition reminding method, mobile terminal and computer readable storage medium | |
| CN108370490B (en) | Vehicle use state determination method and device and terminal | |
| US11175687B2 (en) | Managing electric vehicle loads on a home network | |
| US20130237151A1 (en) | Automatic-switching wireless communication system and method | |
| KR20160001358A (en) | Head-up display system, head-up display device and navigation information display method | |
| US10320910B2 (en) | Electronic device in vehicle, control method thereof | |
| US11142069B2 (en) | Control device for controlling vehicle, method for controlling vehicle, and storage medium | |
| CN106679679A (en) | Projection type vehicle-mounted navigation communication driving assistance system and driving assistance method | |
| CN105100674A (en) | Video communication system and method based on HUD (Head Up Display) | |
| CN105206014A (en) | Communication and interconnection method and system for HUD device and intelligent terminal | |
| CN204331145U (en) | Head-up display | |
| CN109808601A (en) | The implementation method and device of augmented reality head-up-display system for vehicle | |
| KR20160124982A (en) | HUD navigation apparatus and driving method thereof | |
| CN104485011A (en) | Cloud server, system and method for realizing Internet of vehicles (IoV) pickup function | |
| CN209486897U (en) | A kind of traffic signals terminal control mechanism based on speech recognition technology | |
| KR20150047777A (en) | HUD for vehicle using smart apparatus | |
| CN105933053A (en) | Unmanned aerial vehicle communication device and unmanned aerial vehicle | |
| CN111246373B (en) | Communication distance calculation method and device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |