CN203966106U - Software updating apparatus and system - Google Patents
Software updating apparatus and system Download PDFInfo
- Publication number
- CN203966106U CN203966106U CN201420412664.4U CN201420412664U CN203966106U CN 203966106 U CN203966106 U CN 203966106U CN 201420412664 U CN201420412664 U CN 201420412664U CN 203966106 U CN203966106 U CN 203966106U
- Authority
- CN
- China
- Prior art keywords
- video
- interface
- circuit
- voltage
- signal processing
- 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.)
- Active
Links
Abstract
The utility model provides a kind of software updating apparatus and system, and this software updating apparatus is applied to the electronic equipment with video signal processing module, comprising: power interface, video interface, storer and circuit switching module; Wherein, this circuit switching module is in the time that the voltage of power interface input is the first voltage, and the circuit between conducting video interface and storer, makes to be transferred to storer for the data of software upgrading from this video interface and carry out software upgrading; In the time that the voltage of power interface input is second voltage, the circuit between conducting video interface and video signal processing module, makes video data be transferred to video interface from video signal processing module.In the technical solution of the utility model, multiplexing by video interface and power interface, can realize the circuit switching based on mains voltage variations, and without the structure that changes analog video camera, simplify the software upgrade process to analog video camera.
Description
Technical field
The utility model relates to monitoring technique field, relates in particular to software updating apparatus and system.
Background technology
In protection and monitor field, a lot of user's choice for use analog video cameras.As shown in Figure 1, sensor (sensor) in analog video camera carries out video acquisition to destination object, and generate corresponding analog video signal, then transfer to video signal processing module to process, and export vision signal after treatment to rear end equipment by video interface P.In analog video camera, also comprise controller 1, this controller 1, by the software in pseudostatic ram 1, can be realized: parameter when sensors configured is carried out video acquisition, the function such as switch, the switching of IR-CUT (two optical-filter switcher) of control infrared lamp.
In correlation technique, because the entirety of analog video camera externally only has video interface and power interface, when the software in storer need to be upgraded, upgrade by lead-in wire mode after must taking complete machine apart, not only complicated operation, difficulty, and easily cause the damage of other structures.
Utility model content
In view of this, the utility model provides a kind of new technical scheme, can be by video interface and power interface multiplexing, can realize the circuit switching based on mains voltage variations, and without the structure that changes analog video camera and rear end equipment, also simplify the software upgrade process to analog video camera.
For achieving the above object, the utility model provides technical scheme as follows:
The utility model proposes a kind of software updating apparatus, be applied to electronic equipment, this electronic equipment has video signal processing module, and this software updating apparatus comprises: power interface, video interface, storer and circuit switching module; Wherein, this circuit switching module is in the time that the voltage of described power interface input is the first voltage, and the circuit described in conducting between video interface and storer, makes to be transferred to described storer for the data of software upgrading from this video interface and carry out software upgrading; In the time that the voltage of described power interface input is second voltage, the circuit between conducting video interface and video signal processing module, makes video data be transferred to video interface from video signal processing module.
The utility model has also proposed a kind of software update system, and this system applies is on analog video camera and DVR DVR; This analog video camera comprises the first video signal processing module; This DVR comprises the second video signal processing module, and this software update system comprises: be positioned at power interface, the first video interface, first memory, the first circuit handover module on analog video camera; And be positioned at the second video interface in DVR, second memory, the second circuit switching module, carry out the controller of switching controls instruction; Described the first video interface is connected to described the second video interface;
This first circuit handover module is in the time that the voltage of described power interface input is the first voltage, circuit described in conducting between the first video interface and first memory, the second circuit switching module is in the time that the controller of carrying out switching controls instruction sends the first switching command, circuit between conducting the second video interface and second memory, makes in second memory the data for analog video camera software upgrading transfer to first memory by the second video interface, the first video interface and carries out the upgrading of analog video camera software;
When the voltage that this first circuit is inputted at described power interface at handover module is second voltage, circuit described in conducting between the first video interface and the first video signal processing module, the second circuit switching module is in the time that the controller of carrying out switching controls instruction sends the second switching command, circuit between conducting the second video interface and the second video signal processing module, the video data that the first video signal processing module analog video camera after treatment is taken is transferred to the second video signal processing module and is processed by the first video interface, the second video interface.
From above technical scheme, multiplexing by video interface and power interface of the utility model, can realize the circuit switching based on mains voltage variations, and without the structure that changes analog video camera, also simplify the software upgrade process to analog video camera.
Brief description of the drawings
Fig. 1 shows the structural representation of the analog video camera in correlation technique;
Fig. 2 shows according to the structural representation of the software updating apparatus that is applied to analog video camera of an exemplary embodiment of the present utility model;
Fig. 3 shows the connection schematic diagram in the time realizing normal work according to the analog video camera of an exemplary embodiment of the present utility model;
Fig. 4 shows the connection schematic diagram in the time realizing software upgrading according to the analog video camera of an exemplary embodiment of the present utility model;
Fig. 5 shows according to the structural representation of the software updating apparatus of an exemplary embodiment of the present utility model;
Fig. 6 shows according to the structural representation of the software updating apparatus of another exemplary embodiment of the present utility model;
Fig. 7 shows according to the structural representation of the DVR equipment of an exemplary embodiment of the present utility model;
The circuit connection diagram of software update system when Fig. 8 shows according to the normal work of an exemplary embodiment of the present utility model;
The circuit connection diagram of software update system when Fig. 9 shows according to the software upgrading of an exemplary embodiment of the present utility model;
Figure 10 shows according to the circuit connection diagram of the DVR equipment of an exemplary embodiment of the present utility model.
Embodiment
Multiplexing by video interface and power interface of the utility model, can realize the circuit switching based on mains voltage variations, and without the structure that changes analog video camera and rear end equipment, also simplify the software upgrade process to analog video camera.But the utility model does not limit analog video camera, the electronic equipment that all and analog video camera has similar hardware condition can adopt the technical solution of the utility model to carry out software upgrading.
Please refer to Fig. 2, Fig. 2 shows according to the electronic equipment of an exemplary embodiment of the present utility model, and this electronic equipment can be analog video camera, is all elaborated as an example of analog video camera example below.Particularly, on this analog video camera, there is video interface P and power interface POWER, also comprise:
Sensor, carries out video acquisition to destination object, generates corresponding analog video signal according to the light sensing;
Video signal processing module 1, be connected to sensor, receive and process the analog video signal from sensor, specifically comprise that analog video signal is carried out to A/D to be converted to digital signal, by DSP (Digital Signal Processor, digital signal processing) chip, digital signal to be processed, digital signal after treatment is carried out to D/A is converted to the processes such as analog video signal;
Storer 1, is connected to the controller 1 in described analog video camera, in this storer 1, stores software, and the application need to upgrade to this software;
Controller 1, by the software in pseudostatic ram 1, can realize: parameter when sensors configured is carried out video acquisition, the function such as switch, the switching of IR-CUT (two optical-filter switcher) of control infrared lamp, its middle controller 1 and storer 1 can be devices independently separately, also can be integrated into as devices such as MCU;
Circuit switching module 1, according to the voltage value size of power interface POWER input, carries out break-make control to the circuit in analog video camera.
Particularly, in the structure shown in Fig. 2, at the video interface P of analog video camera (such as this interface can be CVBS (Composite Video Broadcast Signal, composite video broadcast singal) interface) and video signal processing module 1 on interface A between be provided with circuit 1, this circuit in the structure of the analog video camera shown in Fig. 1 equally exist; In addition,, on the basis of structure shown in Fig. 1, the utility model has also further adopted following structure: between the interface M on video interface P and the storer 1 of analog video camera, be provided with circuit 2.
So, the circuit switching module 1 based on above-mentioned and circuit 1, circuit 2, can realize following operation:
1) as shown in Figure 3, the in the situation that of the normal work of needs analog video camera, by POWER interface to analog video camera normal power supply (not shown supply line), such as supply voltage is 12V.Now, circuit switching module 1 is according to the voltage swing of POWER interface input, operation circuit 1 conducting, circuit 2 disconnect, and video signal processing module 1 can export analog video signal after treatment to rear end equipment by circuit 1, realizes normal video acquisition and monitoring.Now, the video interface P on analog video camera is for the transmission to analog picture signal.
2) as shown in Figure 4,, in the time that needs carry out software upgrading to analog video camera, be different from another voltage of normal power supply voltage to analog video camera input by POWER interface, such as input voltage is 5V.Now, circuit switching module 1 is according to the voltage swing of POWER interface input, and operation circuit 1 disconnects, circuit 2 conductings, and external unit can be connected to storer 1 by circuit 2, and the software in storer 1 is upgraded.Now, video interface P can adopt the data transfer mode of the buses such as I2C (Inter-Integrated Circuit), also can adopt UART (Universal Asynchronous Receiver/Transmitter, universal asynchronous receiving-transmitting transmitter) etc. the data transfer mode of serial ports, all can realize the transmission to software upgrade data.
From above-described embodiment, by adding circuit switching module 1 and circuit 2, make in the technical solution of the utility model, can realize multiplexing to the video interface P on analog video camera and power interface POWER based on circuit switching, be that video interface P is respectively used to the transmission of analog video signal and the transmission to software upgrade data, and power interface POWER is respectively used to the input of supply voltage and the input of software upgrading control signal, thereby without taking analog video camera apart, can realize easily software upgrading operation, also avoided in the process of dismounting analog video camera, inner parts are caused and lose or damage.Wherein, the variation that is the input voltage based on POWER interface due to circuit switching operation realizes, without generating and transmitting other signals, do not need transmission line of building other signals etc. yet, make the architecture advances of analog video camera itself little, meet analog video camera itself for demand simple in structure, cost is low, and easy to implement.
When the voltage of analog video camera power interface POWER input can not be directly as software upgrading control signal, such as the voltage of this input is excessive, exceed the requirement of software upgrading control signal (if input voltage is 5V, and control signal is 3V), need this input voltage to carry out certain conversion, such as by bleeder circuit, by the voltage that from the voltage transitions of power interface POWER input is the suitable software upgrading done control signal.Fig. 5 shows the circuit switching module 1 of an exemplary embodiment, can comprise:
1) control signal generation module, for the voltage of power interface POWER input is processed, its detailed process is as follows:
The input end of this control signal generation module connects power interface POWER, is control signal for the voltage transitions that POWER interface is inputted.Wherein, in the time that the voltage of POWER interface input is the first voltage (as 12V), generate the first control signal, this first control signal is for the circuit 1 between the interface M on conducting video interface P and storer 1; In the time that the voltage of POWER interface input is second voltage (as 5V), generate the second control signal, this second control signal is for the circuit 2 between the interface A in conducting video interface P and video signal processing module 1.
2) circuit switching chip, for realize the switching of circuit under the control of control signal, its detailed process is as follows:
The pin one of described circuit switching chip is connected to video interface P, pin two is connected to the interface A of video signal processing module 1, the interface M that pin 3 is connected to storer 1.The signal from control signal generation module that circuit switching chip receives: if when the first control signal, the circuit 2 between conducting video interface P and the interface M of storer 1; If when the second control signal, the circuit 1 between conducting video interface P and the interface A of video signal processing module 1.
Certainly, except using circuit switching chip, also can realize by other means the function of above-mentioned circuit switching module 1, than the switching device of single-pole double-throw (SPDT) function as shown in Figure 6, also can be according to the control signal type from control signal generation module, the on off operating mode of operation circuit 1 and circuit 2.Particularly, in the time receiving the first control signal, K1 disconnects, K2 closure, with conducting circuit 2; In the time receiving the second control signal, K1 closure, K2 disconnect, with conducting circuit 1.
In the above-described embodiments, the software upgrade data that the storer 1 in analog video camera provides can be from arbitrary external unit, and this external unit is by video interface P and circuit 2, by software upgrade data input store 1.And as an exemplary embodiment, this external unit can adopt the rear end equipment of analog video camera, such as DVR equipment, thereby avoid the architecture advances to supervisory system itself, without adding special external unit, more convenient analog video camera carries out software upgrading.
Please refer to Fig. 7, Fig. 7 shows the structure of the rear end equipment DVR matching with analog video camera, comprising: the controller 2 of video signal processing module 2, video interface Q, storer 2, circuit switching module 2, the instruction of execution switching controls.Wherein, in storer 2, store the latest edition software for analog video camera upgrading, and controller 2 and storer 2 can be devices independently separately, also can be integrated into as devices such as MCU; Circuit switching module 2 (for being different from the circuit switching module 1 in analog video camera), according to the reception to enable signal, controls the circuit on-off state in rear end equipment.
Particularly, in the structure shown in Fig. 8, between the interface B on video interface Q and signal processing module 2 on DVR equipment, be provided with circuit 3; Meanwhile, the application has also further adopted following structure: between the interface N on video interface Q and the storer 2 of DVR equipment, be provided with circuit 4.
So, controller 2, circuit switching module 2 and circuit 3 based on above-mentioned, circuit 4, can realize following operation:
1) in the situation that of the normal work of needs analog video camera, controller 2 sends the second switching command, and circuit switching module 2 is according to the circuit 3 between the interface B in this second switching command control conducting video interface Q and video signal processing module 2.
For ease of understanding, Fig. 8 shows the software update system that is applied to analog video camera and DVR equipment.In the time that analog video camera is normally worked, as shown in Figure 8: the video signal processing module 2 in circuit 1 conducting, DVR equipment between video signal processing module 1 and video interface P in analog video camera and circuit 3 conductings between video interface Q, between the video signal processing module 2 in video signal processing module 1 and the DVR equipment in analog video camera, pass through circuit 1, video interface P, video interface Q and circuit 3 conductings, realize vision signal transmission to video signal processing module 2 by video signal processing module 1.
2) in the time that needs carry out software upgrading to analog video camera, controller 2 sends the first switching command, and circuit switching module 2 is according to the circuit 4 between the interface N on this first switching command control conducting video interface Q and storer 2.
For ease of understanding, Fig. 9 shows the software update system that is applied to analog video camera and DVR equipment.In the time of the software upgrading of analog video camera, as shown in Figure 9: the storer 2 in circuit 2 conductings, DVR equipment between storer 1 and video interface P in analog video camera and circuit 4 conductings between video interface Q, between the storer 2 in storer 1 and the DVR equipment in analog video camera, pass through circuit 2, video interface P, video interface Q and circuit 4 conductings, realize software upgrade data transmission to storer 1 by storer 2, thereby complete the software upgrading of analog video camera.
Wherein, thus the instruction that the 2 executive software instructions outputs of this controller are switched for circuit switching module 2.Such as DVR equipment access is in network, then this DVR of user's Telnet (or user's computing machine directly connects DVR equipment), user inputs an order on computers, thereby makes the command adapted thereto that the controller 2 of DVR can executive softwares and export the instruction of switching for circuit switching module 2.
Wherein, circuit switching module 2 in DVR equipment is similar with the circuit switching module 1 in analog video camera, its concrete wire connection structure is as shown in figure 10: circuit switching module 2 can comprise circuit switching chip, and the pin one of this circuit switching chip is connected to video interface Q, pin two is connected to the interface B of video signal processing module 2, the interface N that pin 3 is connected to storer 2.The instruction of what circuit switching chip received come self-controller 2: if when the first switching command, the circuit 4 between conducting video interface Q and the interface N of storer 2; If when the second switching command, the circuit 3 between conducting video interface Q and the interface B of video signal processing module 2.
Certainly,, except using circuit switching chip, also can, by realize above-mentioned circuit switching function as the switching device of single-pole double-throw (SPDT) function, repeat no more herein.
Therefore, carry out the software upgrading of analog video camera based on DVR, the feature that can utilize the video interface of existing analog video camera to be connected with DVR video interface, without the cable of plug analog video camera video interface again and directly carry out the upgrading of analog video camera software, very convenient in software upgrading.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment of making, be equal to replacement, improvement etc., within all should being included in the scope of the utility model protection.
Claims (6)
1. a software updating apparatus, is applied to electronic equipment, and this electronic equipment has video signal processing module, it is characterized in that, this software updating apparatus comprises: power interface, video interface, storer and circuit switching module; Wherein, this circuit switching module is in the time that the voltage of described power interface input is the first voltage, and the circuit described in conducting between video interface and storer, makes to be transferred to described storer for the data of software upgrading from this video interface and carry out software upgrading; In the time that the voltage of described power interface input is second voltage, the circuit between conducting video interface and video signal processing module, makes video data be transferred to video interface from video signal processing module.
2. device according to claim 1, is characterized in that, described circuit switching module comprises: control signal generation module; The input end of this control signal generation module connects power interface, be control signal for the voltage transitions that power interface is inputted, wherein in the time that the voltage of power interface input is the first voltage, generate the first control signal, in the time that the voltage of described power interface input is second voltage, generate the second control signal; This first control signal is for the circuit between video interface described in conducting and storer, and this second control signal is for the circuit between conducting video interface and video signal processing module.
3. device according to claim 2, is characterized in that, described circuit switching module also comprises: circuit switching chip; Some pins of described circuit switching chip are connected to respectively video signal processing module and storer; Described the first control signal enables the circuit between video interface and storer described in this circuit switching chip conducting; Described the second control signal enables the circuit between this circuit switching chip conducting video interface and video signal processing module.
4. device as claimed in claim 1, is characterized in that, this electronic equipment is analog video camera.
5. device as claimed in claim 4, is characterized in that, described video interface is connected with DVR DVR, for the data of software upgrading from this DVR.
6. a software update system, this system applies is on analog video camera and DVR DVR; This analog video camera comprises the first video signal processing module; This DVR comprises the second video signal processing module, it is characterized in that, this software update system comprises: be positioned at power interface, the first video interface, first memory, the first circuit handover module on analog video camera; And be positioned at the second video interface in DVR, second memory, the second circuit switching module, carry out the controller of switching controls instruction; Described the first video interface is connected to described the second video interface;
This first circuit handover module is in the time that the voltage of described power interface input is the first voltage, circuit described in conducting between the first video interface and first memory, the second circuit switching module is in the time that the controller of carrying out switching controls instruction sends the first switching command, circuit between conducting the second video interface and second memory, makes in second memory the data for analog video camera software upgrading transfer to first memory by the second video interface, the first video interface and carries out the upgrading of analog video camera software;
When the voltage that this first circuit is inputted at described power interface at handover module is second voltage, circuit described in conducting between the first video interface and the first video signal processing module, the second circuit switching module is in the time that the controller of carrying out switching controls instruction sends the second switching command, circuit between conducting the second video interface and the second video signal processing module, the video data that the first video signal processing module analog video camera after treatment is taken is transferred to the second video signal processing module and is processed by the first video interface, the second video interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420412664.4U CN203966106U (en) | 2014-07-24 | 2014-07-24 | Software updating apparatus and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420412664.4U CN203966106U (en) | 2014-07-24 | 2014-07-24 | Software updating apparatus and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203966106U true CN203966106U (en) | 2014-11-26 |
Family
ID=51926663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420412664.4U Active CN203966106U (en) | 2014-07-24 | 2014-07-24 | Software updating apparatus and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203966106U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104111853A (en) * | 2014-07-24 | 2014-10-22 | 浙江宇视科技有限公司 | Software upgrading method, software upgrading device and software upgrading system |
| CN106973254A (en) * | 2016-01-14 | 2017-07-21 | 杭州海康威视数字技术股份有限公司 | A kind of firmware data transmission method, device and a kind of digital monitor system |
| CN112463691A (en) * | 2020-12-04 | 2021-03-09 | 威创集团股份有限公司 | Line switching circuit and communication system based on I2C |
-
2014
- 2014-07-24 CN CN201420412664.4U patent/CN203966106U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104111853A (en) * | 2014-07-24 | 2014-10-22 | 浙江宇视科技有限公司 | Software upgrading method, software upgrading device and software upgrading system |
| CN104111853B (en) * | 2014-07-24 | 2018-03-06 | 浙江宇视科技有限公司 | Method for upgrading software, device and system |
| CN106973254A (en) * | 2016-01-14 | 2017-07-21 | 杭州海康威视数字技术股份有限公司 | A kind of firmware data transmission method, device and a kind of digital monitor system |
| CN106973254B (en) * | 2016-01-14 | 2019-11-22 | 杭州海康威视数字技术股份有限公司 | A kind of firmware data transmission method, device and a kind of digital monitor system |
| CN112463691A (en) * | 2020-12-04 | 2021-03-09 | 威创集团股份有限公司 | Line switching circuit and communication system based on I2C |
| CN112463691B (en) * | 2020-12-04 | 2024-04-02 | 威创集团股份有限公司 | I2C-based line switching circuit and communication system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108459982B (en) | Communication equipment and switching method of USB and serial port | |
| CN203966106U (en) | Software updating apparatus and system | |
| US20200374449A1 (en) | Intermediate unit and camera system | |
| US20160088211A1 (en) | Network camera system and network camera thereof | |
| CN104932999A (en) | USB (universal serial bus) interface mode switching device and intelligent terminal | |
| CN104731734B (en) | A kind of output method and device of terminal signaling | |
| CN104111853A (en) | Software upgrading method, software upgrading device and software upgrading system | |
| CN106532382A (en) | USB Type-C adapter and implementation method thereof | |
| CN208488659U (en) | A kind of long-range control and the intelligent switching device locally controlled | |
| JP2010525476A (en) | Electronic processing apparatus and configuration method | |
| CN112769196B (en) | Charging control method and device, electronic equipment and charger | |
| CN108363336A (en) | A kind of remote control and the intelligent switching device locally controlled | |
| CN212624021U (en) | Switching system for multi-host multi-network shared display | |
| US20190065424A1 (en) | Data transmission system, projector, and data transmission method | |
| EP2990893B1 (en) | Power supply returning apparatus | |
| JP2013175167A (en) | Electronic apparatus | |
| CN103179366A (en) | Projection application device and projection device and image output device combined system | |
| CN206060923U (en) | A kind of intelligent instructor in broadcasting's equipment | |
| CN102867500A (en) | Display control device and USB (universal serial bus) control method thereof | |
| CN211278417U (en) | Portable robot remote monitoring control device | |
| CN105894775A (en) | Data interaction method and system of wearable device | |
| CN201813481U (en) | Portable wireless video monitor | |
| CN217643551U (en) | IMU data acquisition device capable of being intelligently switched and intelligent equipment | |
| CN219322502U (en) | Low-power consumption camera operation control circuit | |
| CN116521114B (en) | Image processing module, device and system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |