CN2810065Y - Audio & video collection device with video recording subscription function - Google Patents
Audio & video collection device with video recording subscription function Download PDFInfo
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- CN2810065Y CN2810065Y CN 200520057473 CN200520057473U CN2810065Y CN 2810065 Y CN2810065 Y CN 2810065Y CN 200520057473 CN200520057473 CN 200520057473 CN 200520057473 U CN200520057473 U CN 200520057473U CN 2810065 Y CN2810065 Y CN 2810065Y
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Abstract
The utility model relates to an audio-video collection device with the function of reserving image record, which resolves the technical problem that the audio-video collection device can still automatically start a computer to carry out the image record when a PME computer-starting function is prohibited in a BIOS program of the computer or when the computer is powered off not by an operating system last time for powering off the computer. The audio-video collection device comprises a tuner module, a PUI-interface audio-video processing module, and a control module, wherein the PUI-interface audio-video processing module is respectively connected with the tuner module and a PCI general wire, and the control module is respectively connected with the PUI-interface audio-video processing module and a PCI general wire of the computer, and is also connected with an interface of a key of a power source of a main board of the computer. Furthermore, the control module is also respectively connected with a key of the power source of a computer box of the computer and a remote controller.
Description
Technical field
The utility model relates to a kind of audio and video acquisition devices, relates in particular to a kind of audio and video acquisition devices of tool subscription and video recording function.
Background technology
The main effect of audio and video acquisition devices is reception and the processing that realizes TV signal, broadcast singal and other video, audio signal, so a critical function of audio and video acquisition devices is recording audio and video.The most existing audio and video acquisition devices can be provided with by program in advance and realize timed recording audio frequency and video, but requires operating personnel's manual unlocking computer before preset time, or computer is remained on open state always.Under open state, the power consumption of computer is very big.According to the operation principle of computer as can be known, only under off-mode (comprise that calculator memory information writes hard disk, all parts quit work state, i.e. resting state), power consumption is just very little for computer.
In addition, though the most existing audio and video acquisition devices all has distant control function, its various operations that can realize only limit to computer and are in open state, under the situation that computer is not started shooting as yet, still need to open computer power supply by hand, certain limitation is arranged in the use.
Therefore, more existing audio and video acquisition devices are improved, make audio and video acquisition devices also subscription and video recording automatically under the computer shutdown state, but it realizes that under off-mode subscription and video recording only can pass through to trigger computer PME incident (power management event) by audio and video acquisition devices, and then the startup computer is recorded a video again.Follow the PCI2.2 bus specification by audio and video acquisition devices simply and trigger two problems of scheme existence that the PME incident realizes start, problem one is that the control module of energising does not just enter normal operating conditions in the short time and sends the startup Computer signal at the utmost point, and then has started computer mistakenly; The 2nd, forbidden that in the bios program of computer the shutdown of PME power up function or last time is not during by operating system normal shutdown (as outage), can't realize starting computer by control PME incident, still need the manual computer power supply of opening to record a video by the time of reservation, therefore using has certain limitation.
The utility model content
It is a kind of when having forbidden in the bios program of computer that the shutdown of PME power up function or last time is not the audio and video acquisition devices that still can start the tool subscription and video recording function that computer records a video when being shut down by operating system automatically that technical problem to be solved in the utility model is to provide.
For solving the problems of the technologies described above, the technical scheme that the utility model adopted is: the audio and video acquisition devices that a kind of tool subscription and video recording function is provided, it comprises tuner module, pci interface audio frequency and video processing module and control module, this pci interface audio frequency and video processing module is connected with pci bus with tuner module respectively, this control module is connected with the pci bus of pci interface audio frequency and video processing module and computer respectively, and this control module also is connected with the motherboard power supply keystroke interface of computer.
Further improvement in the technical proposal is: this control module also is connected with the computer cabinet power button.
Further improvement in the technical proposal is: this control module also is connected with remote controller.
The beneficial effects of the utility model are: because the control module of audio and video acquisition devices of the present utility model is connected with the motherboard power supply keystroke interface of computer, therefore can the dormancy awakening time of computer motherboard and the timing startup computer time of audio and video acquisition devices be set by software kit, wake computer up by computer motherboard again or by audio and video acquisition devices to the motherboard power supply keystroke interface, pci bus sends the startup Computer signal and realizes that the startup of computer is to realize the subscription and video recording function, therefore when having forbidden in the bios program of computer shutting down PME power up function or last time be not when shutting down by operating system audio and video acquisition devices of the present utility model still can start computer automatically and record a video, can be not restricted thereby use.
Description of drawings
Fig. 1 is the functional block diagram of the audio and video acquisition devices of the utility model tool subscription and video recording function.
Fig. 2 is the control circuit schematic diagram of the audio and video acquisition devices of the utility model tool subscription and video recording function.
Fig. 3 is the connection layout of audio and video acquisition devices of the present utility model and computer motherboard and cabinet.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
See also Fig. 1, the audio and video acquisition devices of tool subscription and video recording function of the present utility model comprises tuner module, pci interface audio frequency and video processing module and control module.Wherein, this pci interface audio frequency and video processing module is connected with the pci bus of tuner module and computer respectively, by radio frequency interface received television signal, it uses the signal that processing television signals becomes pci interface audio frequency and video processing module to use this tuner module for pci interface audio frequency and video processing module under the control of pci interface audio frequency and video processing module; This pci interface audio frequency and video processing module receives external audio-video signal by S-Video (S terminal), Compsite (composite video) or audio input interface, is sent on the computer by pci bus above-mentioned signal converts digital signal in pci interface audio frequency and video processing module after and handles, stores or show.This control module is connected with remote controller with pci bus, motherboard power supply keystroke interface, the chassis power supply button of pci interface audio frequency and video processing module, computer respectively.This pci bus is the PCI2.2 bus, and this computer is meant the computer that uses the ATX power supply.
According to the routine definition, computer power supply has five kinds of power supply statuss, is respectively:
S0---normal operating conditions;
S1---the CPU state that quits work;
S2---cpu power closed condition;
S3---parts except that the internal memory state that all quits work;
S4---memory information writes hard disk, and computer power supply closed condition (being called resting state again);
S5---off-mode.
" start " that will narrate below the utility model is meant that computer is from off-mode (S5) or memory information writes hard disk and computer power supply closed condition (S4) enters computer normal operating conditions (S0).
See also Fig. 2, the control module of audio and video acquisition devices of the present utility model comprises MCU, power button interface J17 and remote control infrared remote receiver P2.No matter computer is at which kind of state, during MCU is in running order always.MCU provides power supply by pci bus A14 pin, and pci bus A14 pin all has the output of 3.3V power supply under any power supply status, can guarantee MCU operate as normal under any power supply status.The time point of control module recording reservation task is meant that driver writes numerical value to MCU, and whether MCU arrives subscription time according to writing the numerical value decision.When arriving subscription time, whether MCU can be in off-mode by first detection computations machine, if computer is in off-mode, MCU then carries out the start operation.MCU detects simultaneously in real time the starting-up signal that remote controller sends, if just receive starting-up signal and detect computer and be in off-mode and carry out the start operation that computer will start.
As shown in Figure 2, exclusion RN4, RN5, RN6 draw for 1,2,3,4,8,9,10,12,13,17,18,19,20 pin of MCU provide; 2 pin of remote control infrared remote receiver P2 are connected with 4 pin of MCU, and the outside infrared signal that remote control infrared remote receiver P2 is received sends to MCU; C82 is the power filter of remote control infrared remote receiver P2; 15 pin of MCU connect the 3.3V power supply by capacitor C 77 ground connection reaching by resistance R 17 respectively, and capacitor C 77 and resistance R 17 constitute a RC reset circuit; The two ends of oscillating crystal Y4 are connected with 6 pin, 7 pin of MCU respectively, and by capacitor C 90, C97 ground connection; 5 pin of MCU connect power supply, 16 pin ground connection, and C94 is the power filter of 5 pin; 12 pin of MCU respectively by R22 ground connection and by R20 receive PCI+5V power supply VCC; 1,2,3,8,9,10,12,13,17,18,19,20 pin of MCU are the communication signal line, are connected to pci interface audio frequency and video processing module, receive the subscription time assignment instructions that pci interface audio frequency and video processing module sends; 11 pin of MCU are received the 3.3V power supply by R36, are connected to the base stage of triode Q5 by R38; Triode Q5 emitter grounding, collector electrode are connected to 4 pin of pull-up resistor R39, direct-to-ground capacitance C81 and power distribution switch U10; 2 pin ground connection of power distribution switch, 1 pin and 5 pin are received 1 pin of light idol U15 by R35, receive base stage and the R41 of triode Q6 by R40; 3,4 pin of light idol are received power button interface J17; The emitter grounding of triode Q6, collector electrode are connected to the A19 pin of pci bus, and connect and draw the A14 pin of receiving pci bus after the resistance R 37.
The control protocol that above-mentioned control circuit and pci interface audio frequency and video processing module are carried out communication is:
The signal definition explanation:
GPIO16-GPIO23: the transfer of data mouth, pci interface audio frequency and video processing module is transmitted to pci interface audio frequency and video processing module to MCU transmission or MCU.
GPIO15: the data useful signal outputs to MCU by pci interface audio frequency and video processing module, sends the transfer of data index signal to MCU, shows that FPDP has new data, and is effectively low.
GPIO11: the data useful signal outputs to pci interface audio frequency and video processing module by MCU, sends the transfer of data index signal to pci interface audio frequency and video processing module, shows that FPDP has new data, and is effectively low.
GPIO9-GPIO10: data address signal, when sending data, be transferred to pci interface audio frequency and video processing module by transmit leg, show the purposes of this secondary data.
When pci interface audio frequency and video processing module will send data to MCU, can detect MCU earlier and send data whether for pci interface audio frequency and video processing module.If MCU is sending data, then receive data earlier and send data to MCU again.If MCU does not send data, pci interface audio frequency and video processing module is served bus to data and address signal earlier, again data useful signal GPIO15 is put low 16Ms.MCU can detect valid data and receive processing in 16Ms.
The process that MCU sends data for pci interface audio frequency and video processing module is similar to the above process.
The start course of work of control circuit is:
State 1: when not beginning operate as normal when the MCU of control module energising just, because capacitor C 81 is in charged state, make the pin 4 of power distribution switch U10 be low level, pin 1 and 5 is output as low level.The pin 1 of light idol U15 and the base stage of triode Q6 are low level.The pin 3,4 of light idol U15 disconnects, and the collector electrode output high level of triode Q6 can not cause start.
State 2: after the MCU of control module finished initialization, the pin 11 of MCU can the output high level.Triode Q5 saturation conduction, the pin 4 of power distribution switch U10 is a low level.At this moment can not cause the opening computer operation yet.
State 3: when timing start-up signal or remote-controlled start-up signal, whether MCU detects pin 12 earlier is low level.If pin 12 is a low level, then computer is in off-mode, and the pin 11 of MCU will be exported the low level that continues about 1.6s.During this period of time, Q5 is in cut-off state, and the pin 4 of power distribution switch U10 is a high level, and pin 1 and 5 is output as high level, and the pin 1 of light idol U15 and the base stage of triode Q6 are high level.The pin 3,4 of light idol U15 disconnects, and the collector electrode output low level of triode Q6 is finished the opening computer operation.
State 4: behind computer booting, when promptly computer is in any power supply status of S0, S1, S2, pci bus+5V power supply VCC produces input.MCU will detect pin 12 and be high level, and at this moment MCU can not send the order of start.
State 5: when the operator shut down computer, control circuit returned to state 2.
The model that MCU of the present utility model adopts is JS5620.The crystal oscillator Y4 that MCU uses is 4MHZ.Remote control infrared remote receiver P2 has adopted the 5Pins socket.Triode Q5, Q6 are NPN transistor 9014.The model that the power distribution switch adopts is RT9701.The model of light idol is PC357.D.That pci interface audio frequency and video processing module U16 adopts is the CX23881-19 of Conexant.
See also Fig. 3, the power button interface J17 of audio and video acquisition devices of the present utility model has four pins, and pin 1 links to each other with pin 3, and pin 2 links to each other with pin 4; The pin 1 and 2 of power button interface J17 is connected to the chassis power supply button, and pin 3 and 4 is connected to the motherboard power supply keystroke interface, can start computer when making this interface conducting.The effect of control module is equivalent to make the motherboard power supply keystroke interface to insert the button of two parallel connections, and one is the chassis power supply button, and another is the light idol U15 of audio and video acquisition devices control module.
The utility model audio and video acquisition devices starts by the timing of on computers software kit being installed dormancy awakening time of computer motherboard and audio and video acquisition devices being set and realizes the subscription and video recording function computer time.When operating personnel made the computer dormancy, computer motherboard can wake computer up on time and record a video; When operating personnel closed computer, audio and video acquisition devices can start computer on time and record a video.When operating personnel are not connected to the motherboard power supply keystroke interface to the power button interface J17 of audio and video acquisition devices, this audio and video acquisition devices can opened under the PME function situation, utilize the control circuit in the control module to be connected with the PME A19 pin of PCI2.2 bus, make the PME pin of pci bus change the computer PME incident that triggers to low level, and then start computer by high level.Be order start-up time that described audio and video acquisition devices receives software kit, arrive reservation during start-up time, realize starting computer operation by control circuit.In addition, control module can also receive the starting-up signal that remote controller sends, by the motherboard power supply keystroke interface and/or by the operation of starting shooting of pci bus control computer.
The workflow that the audio and video acquisition devices of tool subscription and video recording function of the present utility model regularly starts computer is: according to the setting of user's subscription time, software kit is formulated precontract task, and will need the time of dormancy awakening to send to computer motherboard by event sequence, the time that starts of will needing simultaneously to shut down sends to the control module of audio and video acquisition devices.No matter whether computer is in start, shutdown or other states, control module continues to check whether the present time surpasses the time point of precontract task, and whether computer is in the S5 power supply status, control module makes computer enter normal operating conditions (S0) by the motherboard power supply keystroke interface and/or by the operation of starting shooting of pci bus control computer.If computer is in the S4 power supply status, then mainboard will carry out wake operation.After computer reached the S0 power supply status, software kit can send to next task computer motherboard and audio and video acquisition devices.
Claims (10)
1. the audio and video acquisition devices of a tool subscription and video recording function, it comprises tuner module, pci interface audio frequency and video processing module and control module, this pci interface audio frequency and video processing module is connected with pci bus with tuner module respectively, this control module is connected with the pci bus of pci interface audio frequency and video processing module and computer respectively, it is characterized in that: this control module also is connected with the motherboard power supply keystroke interface of computer.
2. the audio and video acquisition devices of tool subscription and video recording function as claimed in claim 1 is characterized in that: this control module also is connected with the computer cabinet power button.
3. the audio and video acquisition devices of tool subscription and video recording function as claimed in claim 1 or 2 is characterized in that: this control module also is connected with remote controller.
4. the audio and video acquisition devices of tool subscription and video recording function as claimed in claim 1 is characterized in that: this pci bus is the PCI2.2 bus, and this computer is to use the computer of ATX power supply.
5. the audio and video acquisition devices of tool subscription and video recording function as claimed in claim 1, it is characterized in that: this tuner module is by radio frequency interface received television signal, and the interface that this pci interface audio frequency and video processing module receives external audio-video signal is S terminal, composite video or audio input interface.
6. the audio and video acquisition devices of tool subscription and video recording function as claimed in claim 1 or 2 is characterized in that: this control module comprises MCU and power button interface J17.
7. the audio and video acquisition devices of tool subscription and video recording function as claimed in claim 6 is characterized in that: this power button interface J17 has four pins, and pin 1 links to each other with pin 3, and pin 2 links to each other with pin 4; The pin 1 and 2 of power button interface J17 is connected to the chassis power supply button, and pin 3 and 4 is connected to the motherboard power supply keystroke interface.
8. the audio and video acquisition devices of tool subscription and video recording function as claimed in claim 6, it is characterized in that: MCU provides power supply by pci bus A14 pin, and exclusion RN4, RN5, RN6 draw for 1,2,3,4,8,9,10,12,13,17,18,19,20 pin of MCU provide; 15 pin of MCU connect the 3.3V power supply by capacitor C 77 ground connection reaching by resistance R 17 respectively, and capacitor C 77 and resistance R 17 constitute a RC reset circuit; The two ends of oscillating crystal Y4 are connected with 6 pin, 7 pin of MCU respectively, and by capacitor C 90, C97 ground connection; 5 pin of MCU connect power supply, 16 pin ground connection, and C94 is the power filter of 5 pin; 12 pin of MCU respectively by R22 ground connection and by R20 receive PCI+5V power supply VCC; 1,2,3,8,9,10,12,13,17,18,19,20 pin of MCU are the communication signal line, are connected to pci interface audio frequency and video processing module; 11 pin of MCU are received the 3.3V power supply by R36, are connected to the base stage of triode Q5 by R38; Triode Q5 emitter grounding, collector electrode are connected to 4 pin of pull-up resistor R39, direct-to-ground capacitance C81 and power distribution switch U10; 2 pin ground connection of power distribution switch, 1 pin and 5 pin are received 1 pin of light idol U15 by R35, receive base stage and the R41 of triode Q6 by R40; 3,4 pin of light idol are received power button interface J17; The emitter grounding of triode Q6, collector electrode are connected to the A19 pin of pci bus, and connect and draw the A14 pin of receiving pci bus after the resistance R 37.
9. the audio and video acquisition devices of tool subscription and video recording function as claimed in claim 3 is characterized in that: this control module comprises MCU, power button interface J17 and remote control infrared remote receiver P2.
10. the audio and video acquisition devices of tool subscription and video recording function as claimed in claim 9, it is characterized in that: MCU provides power supply by pci bus A14 pin, and exclusion RN4, RN5, RN6 draw for 1,2,3,4,8,9,10,12,13,17,18,19,20 pin of MCU provide; 2 pin of remote control infrared remote receiver P2 are connected with 4 pin of MCU; C82 is the power filter of remote control infrared remote receiver P2; 15 pin of MCU connect the 3.3V power supply by capacitor C 77 ground connection reaching by resistance R 17 respectively, and capacitor C 77 and resistance R 17 constitute a RC reset circuit; The two ends of oscillating crystal Y4 are connected with 6 pin, 7 pin of MCU respectively, and by capacitor C 90, C97 ground connection; 5 pin of MCU connect power supply, 16 pin ground connection, and C94 is the power filter of 5 pin; 12 pin of MCU respectively by R22 ground connection and by R20 receive PCI+5V power supply VCC; 1,2,3,8,9,10,12,13,17,18,19,20 pin of MCU are the communication signal line, are connected to pci interface audio frequency and video processing module; 11 pin of MCU are received the 3.3V power supply by R36, are connected to the base stage of triode Q5 by R38; Triode Q5 emitter grounding, collector electrode are connected to 4 pin of pull-up resistor R39, direct-to-ground capacitance C81 and power distribution switch U10; 2 pin ground connection of power distribution switch, 1 pin and 5 pin are received 1 pin of light idol U15 by R35, receive base stage and the R41 of triode Q6 by R40; 3,4 pin of light idol are received power button interface J17; The emitter grounding of triode Q6, collector electrode are connected to the A19 pin of pci bus, and connect and draw the A14 pin of receiving pci bus after the resistance R 37.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520057473 CN2810065Y (en) | 2005-04-28 | 2005-04-28 | Audio & video collection device with video recording subscription function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520057473 CN2810065Y (en) | 2005-04-28 | 2005-04-28 | Audio & video collection device with video recording subscription function |
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| CN2810065Y true CN2810065Y (en) | 2006-08-23 |
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| CN 200520057473 Expired - Fee Related CN2810065Y (en) | 2005-04-28 | 2005-04-28 | Audio & video collection device with video recording subscription function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101364173B (en) * | 2007-08-09 | 2010-09-29 | 华硕电脑股份有限公司 | Method for recording image in electronic device |
| CN101630200B (en) * | 2008-07-18 | 2012-05-09 | 华硕电脑股份有限公司 | Method for executing programs in computer system and correlative computer system |
-
2005
- 2005-04-28 CN CN 200520057473 patent/CN2810065Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101364173B (en) * | 2007-08-09 | 2010-09-29 | 华硕电脑股份有限公司 | Method for recording image in electronic device |
| CN101630200B (en) * | 2008-07-18 | 2012-05-09 | 华硕电脑股份有限公司 | Method for executing programs in computer system and correlative computer system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HUIZHOU TIANMIN TECHNOLOGY DEVELOPMENT CO., LTD. Free format text: FORMER OWNER: CHEN YANXIONG Effective date: 20090911 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090911 Address after: Guangdong province Huizhou City Zhongkai high tech Zone and six moons Technology Park A building 6 floor, zip code: 516006 Patentee after: 10moons Technology Development Co., Ltd. Address before: Guangdong city in Shenzhen Province, Futian District Huaqiang road Edward dormitory 11 room 106, zip code: 518053 Patentee before: Chen Yanxiong |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060823 Termination date: 20120428 |