CN202004892U - Digital hard disc recorder with Bluetooth function - Google Patents
Digital hard disc recorder with Bluetooth function Download PDFInfo
- Publication number
- CN202004892U CN202004892U CN201120099752XU CN201120099752U CN202004892U CN 202004892 U CN202004892 U CN 202004892U CN 201120099752X U CN201120099752X U CN 201120099752XU CN 201120099752 U CN201120099752 U CN 201120099752U CN 202004892 U CN202004892 U CN 202004892U
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- CN
- China
- Prior art keywords
- hard disc
- digital hard
- bluetooth
- video recorder
- disc video
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- 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.)
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- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The utility model relates to a digital hard disc recorder with a Bluetooth function, which comprises a digital hard disc recorder master control chip, a microprocessor and a Bluetooth communication module, wherein the digital hard disc recorder master control chip is connected with the microprocessor and the Bluetooth communication module in sequence, the Bluetooth communication module is connected with peripheral Bluetooth equipment by a Bluetooth communication mode and is used for receiving a control command of the peripheral Bluetooth equipment, and the control command is analyzed and processed by the microprocessor and the digital hard disc recorder master control chip. The digital hard disc recorder is reasonable in design, realizes the function for carrying out wireless control on the digital hard disc recorder through the peripheral Bluetooth equipment by Bluetooth communication technology, solves the problems of short control distance and inconvenience for operation, and has the advantages of simple circuit structure, reliable property, high safety, low cost and the like.
Description
Technical field
The utility model relates to the safety monitoring storage management apparatus, especially a kind of digital hard disc video recorder with Bluetooth function.
Background technology
At present, be in the supervisory control system of core based on digital hard disc video recorder, digital hard disc video recorder is installed in the rack in machine room or the Control Room usually.Digital hard disc video recorder all has BNC, VGA video output interface, and USB mouse, Infrared remote controller interface, and embedding GUI operation interface, BNC of equipment this locality or VGA output interface output to the video image and the GUI operation interface of all passages on the monitor, operating personnel can by mouse or remote controller to digital hard disc video recorder manage, preview operation.When digital hard disc video recorder is managed and operates, usually use USB mouse or Infrared remote controller, the problem of its existence is: when using the USB mouse, the USB mouse need be connected to the mouse interface of digital hard disc video recorder, because USB mouse lines length only is 1.5m～2.0m, therefore, it is subjected to distance limit and causes using inconvenience; When using Infrared remote controller, because infrared transmission is a directional transmissions, infrared receiving window only can (common infrared receiving angle be level ± 30 °, vertical ± 45 ° in the certain angle of single direction and distance, vertical receiving range 7m) carries out infrared transmission in, and in the use of reality, digital hard disc video recorder might be put into rack, and rack can be placed in the machine room of Control Room between joining, but monitor and operating personnel can monitor in Control Room and control, and make infrared control be restricted.In sum, by USB mouse and Infrared remote controller digital hard disc video recorder is carried out very inconvenience of control operation.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of digital hard disc video recorder with Bluetooth function is proposed, this digital hard disc video recorder carries out controlled in wireless by peripheral bluetooth equipment to digital hard disc video recorder, has solved the problem of digital hard disc video recorder being carried out control operation inconvenience.
The utility model solves its technical problem and takes following technical scheme to realize:
A kind of digital hard disc video recorder with Bluetooth function, comprise digital hard disc video recorder main control chip, microprocessor and bluetooth communication, the digital hard disc video recorder main control chip is connected successively with microprocessor and bluetooth communication, described bluetooth communication is connected the control command that is used to receive peripheral bluetooth equipment by the Bluetooth communication mode with peripheral bluetooth equipment, carries out analyzing and processing by microprocessor and digital hard disc video recorder main control chip.
And the peripheral bluetooth equipment that described bluetooth communication connects simultaneously is 1～7.
And described peripheral bluetooth equipment is blue Tooth remote controller, bluetooth mouse or bluetooth cellular phone.
Advantage of the present utility model and good effect are:
1, this digital DVR is by combining bluetooth communication and digital hard disc video recorder main control chip, use peripheral bluetooth equipment such as bluetooth mouse, remote controller and bluetooth communication to communicate and be implemented in the operation controlled function of any direction digital hard disc video recorder, the obstruct of objects such as the penetrable baffle plate of Bluetooth communication, glass, its control effective range can reach 10m, has solved command range weak point, unhandy problem.
2, this digital DVR both can be used as main equipment and had connected a plurality of peripheral bluetooth equipments simultaneously, also can be used as slave unit a plurality of digital hard disc video recorders are connected into a peripheral bluetooth equipment, make monitoring work more freely make things convenient for, versatile and flexible.
3, this digital DVR need authenticate just and can communicate by letter with peripheral bluetooth equipment, guarantees Equipment Control uniqueness and fail safe.
4, this digital DVR and peripheral bluetooth equipment form independently wireless network, are not subjected to the interference of other wireless devices, have guaranteed the reliability of control operation.
5, the utility model is reasonable in design, realize that by Bluetooth Communication Technology peripheral bluetooth equipment carries out Radio Control Function to digital hard disc video recorder, solved short, the unhandy problem of command range, had that circuit structure is simple, a dependable performance, characteristics such as safe, with low cost.
Description of drawings
Fig. 1 is a kind of connection diagram of the utility model and peripheral bluetooth equipment;
Fig. 2 is the another kind of connection diagram of the utility model and peripheral bluetooth equipment.
Embodiment
Below in conjunction with accompanying drawing the utility model embodiment is further described:
A kind of digital hard disc video recorder with Bluetooth function, as shown in Figure 1, comprise the digital hard disc video recorder main control chip, microprocessor and bluetooth communication, the digital hard disc video recorder main control chip is connected by the I/O interface with microprocessor, microprocessor can adopt single-chip microcomputer, microprocessor also is connected with bluetooth communication by the I/O interface, bluetooth communication is connected with peripheral bluetooth equipment by the Bluetooth communication mode, this bluetooth communication can be carried out wireless connections with 7 peripheral bluetooth equipments at most simultaneously, and this periphery bluetooth equipment is a blue Tooth remote controller, bluetooth mouse or bluetooth cellular phone etc.This digital DVR both can be used as the control command that main equipment receives a plurality of peripheral bluetooth equipments in blueteeth network; Digital hard disc video recorder also can be used as slave unit, by many bluetooth digital hard disc video recorders of a peripheral bluetooth equipment control.Its operation principle is: peripheral bluetooth equipment sends instruction by wireless mode to digital hard disc video recorder, the bluetooth module of digital hard disc video recorder is issued microprocessor after receiving instruction, carries out computing through sending to the digital hard disc video recorder main control chip after the analysis of microprocessor.
As shown in Figure 1, when digital hard disc video recorder during as main equipment, the automatic response of its meeting at capable of being monitored regional search slave unit, digital hard disc video recorder can send authentication message to slave unit after finding response, slave unit is confirmed can link to each other with digital hard disc video recorder automatically after the authentication then, thereby communicates.In this process, digital hard disc video recorder may receive a lot of responses, and digital hard disc video recorder can be issued the slave unit that all provide response with authentication message after receiving response, at this moment as long as all can connect with digital hard disc video recorder by the slave unit that authenticates.
When digital hard disc video recorder during as main equipment, the concrete connection procedure that digital hard disc video recorder connects a plurality of peripheral bluetooth equipments simultaneously is:
Step 1: the bluetooth active searching function that starts digital hard disc video recorder;
Step 2: digital hard disc video recorder is searched the peripheral bluetooth equipment in the effective range automatically, as: blue Tooth remote controller, bluetooth mouse or bluetooth cellular phone etc.;
Step 3: all are found and satisfactory peripheral bluetooth equipments put in the middle of the tabulation, wait for that the user selects the peripheral bluetooth equipment that will connect;
Step 4: digital hard disc video recorder will be connected with the peripheral bluetooth equipment that the user selects, thereby finishes and being connected of peripheral bluetooth equipment.
As shown in Figure 2, when digital hard disc video recorder during as slave unit, but it can initiatively remove to search the query messages of autonomous device automatically at monitor area, after finding query messages, can send response and give main equipment, and wait for the authentication message that main equipment provides, after confirming authentication message, automatically be connected with main equipment, and receive instruction or the data that main equipment sends, when many digital hard disc video recorders used in same monitor area, the main equipment accessible region divided the method for ID to send instruction or data to digital hard disc video recorder respectively.
When digital hard disc video recorder during as slave unit, the concrete connection procedure of being controlled many digital hard disc video recorders by a peripheral bluetooth equipment in same environment is:
Step 1: start the passive function of search of digital hard disc video recorder bluetooth;
Step 2: the ID of digital hard disc video recorder is set, respectively by the ID differentiation multiple devices of digital hard disc video recorder;
Step 3: use peripheral bluetooth equipment (as: blue Tooth remote controller, bluetooth mouse or bluetooth cellular phone etc.) to search for all satisfactory digital hard disc video recorders;
Step 4: peripheral bluetooth equipment passes through to select different ID, thereby connects with every digital hard disc video recorder respectively.
It is emphasized that; embodiment described in the utility model is illustrative; rather than it is determinate; therefore the utility model is not limited to the embodiment described in the embodiment; every by those skilled in the art according to other execution modes that the technical solution of the utility model draws, belong to the scope of the utility model protection equally.
Claims (3)
1. digital hard disc video recorder with Bluetooth function, it is characterized in that: comprise digital hard disc video recorder main control chip, microprocessor and bluetooth communication, the digital hard disc video recorder main control chip is connected successively with microprocessor and bluetooth communication, described bluetooth communication is connected the control command that is used to receive peripheral bluetooth equipment by the Bluetooth communication mode with peripheral bluetooth equipment, carries out analyzing and processing by microprocessor and digital hard disc video recorder main control chip.
2. the digital hard disc video recorder with Bluetooth function according to claim 1 is characterized in that: the peripheral bluetooth equipment that described bluetooth communication connects simultaneously is 1～7.
3. the digital hard disc video recorder with Bluetooth function according to claim 1 and 2 is characterized in that: described peripheral bluetooth equipment is blue Tooth remote controller, bluetooth mouse or bluetooth cellular phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120099752XU CN202004892U (en) | 2011-04-07 | 2011-04-07 | Digital hard disc recorder with Bluetooth function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120099752XU CN202004892U (en) | 2011-04-07 | 2011-04-07 | Digital hard disc recorder with Bluetooth function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202004892U true CN202004892U (en) | 2011-10-05 |
Family
ID=44707616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120099752XU Expired - Fee Related CN202004892U (en) | 2011-04-07 | 2011-04-07 | Digital hard disc recorder with Bluetooth function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202004892U (en) |
-
2011
- 2011-04-07 CN CN201120099752XU patent/CN202004892U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: TIANJIN YAAN TECHNOLOGY CO., LTD. Free format text: FORMER NAME: YAAN SCIENCE + TECHNOLOGY ELECTRONIC CO., LTD., TIANJIN |
|
| CP03 | Change of name, title or address |
Address after: 300384 Tianjin City Huayuan Industrial Zone Ziyuan Road No. 8 Patentee after: Tianjin Yaan Technology Co., Ltd. Address before: Zi Yuan Road 300384 Tianjin city Nankai District Huayuan Industrial Park No. 8 Patentee before: Yaan Science & Technology Electronic Co., Ltd., Tianjin |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111005 Termination date: 20140407 |