CN103257877A - Automatic sleep control system of display device and control method thereof - Google Patents
Automatic sleep control system of display device and control method thereof Download PDFInfo
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- CN103257877A CN103257877A CN2013101613840A CN201310161384A CN103257877A CN 103257877 A CN103257877 A CN 103257877A CN 2013101613840 A CN2013101613840 A CN 2013101613840A CN 201310161384 A CN201310161384 A CN 201310161384A CN 103257877 A CN103257877 A CN 103257877A
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Abstract
The invention discloses an automatic sleep control system of a display device and a control method thereof. The automatic sleep control system of the display device comprises an eye locating unit, an eye state unit and a command unit. The eye locating unit is used for carrying out detection and recognition on users and locating human eyes. The eye state unit is used for carrying out detection on the located human eyes, generating and sending human eye state commands and then sending the generated human eye state commands to command modules. The command unit is used for judging the human eye state commands and controlling the display device to enter a sleep mode or a power-off mode according to the commands. The automatic sleep control system of the display device overcomes the defects in the prior art, is environment-friendly and humanized in design, and achieves energy conservation and emission reduction. The automatic sleep control system of the display device can automatically enter the sleep mode or the power-off mode when detecting that people close eyes or nobody watches over a certain time.
Description
Technical field
The present invention relates to human-computer interaction technique field.
Background technology
Present most of user if promptly leave for a certain reason, or is quietly to fall asleep in the process of using computer or TV, the waste that will inevitably cause power supply of long duration.Especially for some special populations, for example lonely old age or disabled user just are not only the problem of environmental protection, energy-saving and emission-reduction, and the design of a kind of hommization of needs strengthens the experience sense of the electronic equipment with display screen.
Summary of the invention
In order to overcome the deficiency that prior art exists, the object of the present invention is to provide display device auto sleep control system and the control method thereof of a kind of environmental protection, energy-saving and emission-reduction, human oriented design, the present invention be detecting close one's eyes or nobody when watching above certain hour, just enter dormancy or shutdown mode automatically.
For reaching above purpose, the invention provides a kind of display device auto sleep control system, comprise eye positioning unit, eye state cell and command unit, the eye positioning unit is used for the user is detected and identifies, and the location human eye; The eye state cell is used for the state of the human eye of location is detected, and produces and sender's eye status command, and the human eye state instruction that produces is sent to instruction module; Command unit is used for judging the human eye state instruction, and whether enters dormancy or shutdown mode according to instruction control display device.
Further improve as the present invention, described eye positioning unit comprises the image/video collecting device.
Further improve as the present invention, described image/video collecting device comprises a pair of camera that is arranged at display device top and below respectively, carry out the degree of accuracy that the image/video collection can improve identification from both sides up and down respectively, for example such as the very little user of eyes.
Further improve as the present invention, described image/video collecting device also comprises a pair of camera that is arranged at display device left side and right side respectively, can further increase the degree of accuracy that image/video is gathered in this kind scheme.
Further improve as the present invention, described image/video collecting device comprises the camera that is arranged at the display device top and the ultrared sensing camera that is positioned at the corner, described ultrared sensing camera is launched infrared ray with the investigation user, and camera is aimed at the user carry out the human eye state data acquisition.
According to a further aspect in the invention, provide a kind of display device auto sleep control method, be used for aforesaid display device auto sleep control system, comprised the steps:
A) whether there is the active user and locatees position of human eye by the detection of eye positioning unit;
B) the eye state cell detects the human eye state of location, and generation and sender's eye status command are to control module;
C) judge the human eye state instruction, enter dormancy or shutdown mode according to instruction control display device.
Further improve as the present invention, in described step b), catch the human eye picture by the image/video collecting device, the simple eye state of opening is made as (0,1) or (1,0), the state that eyes are opened is made as (1,1), and output state is the state of opening eyes.
Further improve as the present invention, in described step b), catch the human eye picture by the image/video collecting device, the state that eyes are all closed is made as (0,0), and output state is closed-eye state, by the timer record closed-eye state retention time, when reaching schedule time T, the control display device enters dormancy or " shut " mode".
Further improve as the present invention, when state (0,0) retention time when reaching T1, the timer opening entry; More than or equal to time T 1 during less than time T 2, the timer automatic clear is waited for timing next time when state (0, the 0) retention time; When state (0,0) retention time during greater than time T 2, output state is closed-eye state.
Further improve as the present invention, in described step a), do not detect the user if timing reaches time T 3, then carry out dormancy or shutdown command.
The invention has the beneficial effects as follows, when the user closes one's eyes or after nobody watches above certain hour, system enters dormant state or shutdown automatically, the design of hommization is bringing great advantage to the user property not only, strengthened user's experience, and this interactive electronic apparatus control system apparatus control method based on vision, be applicable in all equipment with Presentation Function, for example computer, TV etc. have embodied the environmental protection concept.
Description of drawings
Accompanying drawing 1 is the control system block diagram according to display device auto sleep control system of the present invention;
Accompanying drawing 2 is instruction analysis and identification module working mode figure;
Accompanying drawing 3 is the mapping relations synoptic diagram of human eye state and digital command;
Accompanying drawing 4 is the process flow diagram according to the control method of display device auto sleep control system of the present invention;
Accompanying drawing 5 is the camera position synoptic diagram one according to display device auto sleep control system of the present invention;
Accompanying drawing 6 is the camera position synoptic diagram two according to display device auto sleep control system of the present invention;
Accompanying drawing 7 is the camera position synoptic diagram three according to display device auto sleep control system of the present invention.
Embodiment
Below preferred embodiment of the present invention is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that protection scope of the present invention is made more explicit defining.
Referring to accompanying drawing 1, the control system block diagram for display device auto sleep control system according to the present invention comprises eye positioning unit, eye state cell and command unit.Wherein, the eye positioning unit is used for the user is detected and identifies, and the location human eye; The eye state cell is used for the state of the human eye of location is detected, and produces and sender's eye status command, and the human eye state instruction that produces is sent to instruction module; Command unit is used for judging the human eye state instruction, and whether enters dormancy or shutdown mode according to instruction control display device.
The eye positioning unit comprises for detection of motion user's motion detection block, single identification module (when second user occurring, motion detection block quits work, unless the user reopens this function), be used for to detected user carry out image cut apart and handle and identify and locate the face recognition module of people's face position, for the face tracking module of track human faces, for detection of the human eye detection module of user's ocular (seizure less than eyeball time think to close one's eyes).
The eye state cell comprises the human eye state monitoring modular, produces the human eye state sign indicating number and the human eye state sign indicating number is sent to the human eye state identification module for judging human eye state; Be used for the retention time of described human eye state is carried out timing, and timing result sent to the timer of human eye state identification module and for generation of the instruction of the human eye state that formed by described human eye state sign indicating number and timing result, and send described human eye state instruction human eye state identification module.
Command unit comprises the instruction set that instruction arranges module, instruction analysis module, instruction execution module and is used for storing predetermined instruction.Instruction arranges module and is used for the predetermined instruction of instruction set is arranged; The instruction analysis module is used for comparing to judge by the predetermined instruction that the instruction queue and instruction that the human eye state instruction is constituted is concentrated whether described instruction queue is effective, if described instruction queue is effective, then the effective instruction in the instruction queue is sent to the instruction output module, and flush instructions formation, if described instruction queue is invalid, then instruction queue is carried out error correction; If error correction success, whether effective, if error correction is overtime or failure, then continue to receive the human eye status command from status monitoring and identification module if then returning the instruction queue of judging the error correction success again, its whole logical diagram has been described instruction analysis and identification module mode of operation as shown in Figure 2.
With shown in the accompanying drawing 4, propose a kind of display device auto sleep control method referring to accompanying drawing 3 in the present embodiment, be used for display device auto sleep control system as above, comprise the steps:
A) whether there is the active user and locatees position of human eye by the detection of eye positioning unit;
B) the eye state cell detects the human eye state of location, and generation and sender's eye status command are to control module;
C) judge the human eye state instruction, enter dormancy or shutdown mode according to instruction control display device.
As the human eye state of accompanying drawing 3 and the mapping relations synoptic diagram of digital command.In step b), catch the human eye picture by the image/video collecting device, the simple eye state of opening is made as (0,1) or (1,0), the state that eyes are opened is made as (1,1), and output state is the state of opening eyes; And the state that eyes are all closed is made as (0,0), and output state is closed-eye state, by the timer record closed-eye state retention time, when reaching schedule time T, the control display device enters dormancy or " shut " mode".When state (0,0) retention time when reaching T1, the timer opening entry; More than or equal to time T 1 during less than time T 2, the timer automatic clear is waited for timing next time when state (0, the 0) retention time; When state (0,0) retention time during greater than time T 2, output state is closed-eye state.In step a), if reaching time T 3, timing do not detect the user, for example surpass 10 minutes, then carry out dormancy or shutdown command, otherwise do not change current state.
Establish because eye positioning unit of the present invention comprises the image/video collection, general camera all is mounted in centre above the display device, because the catching range of single camera is limited, following several scheme can be arranged:
Scheme one: as shown in Figure 5, under LCD, increase a camera, such situation may appear in the camera of top: the people of some pigsney, when perhaps eyes look down, eyeball, upper eyelid, camera are point-blank, eyeball falls into the blind area of camera just, and camera catches less than eyeball, can be considered to closed-eye state.After having increased the below camera, adopt the data of two camera collections simultaneously, can avoid erroneous judgement to reduce error.
Scheme two: as shown in Figure 6, since increased the seizure height of camera, we can increase the camera of both sides under the situation that technology allows, and camera catches the outer zone of width range in the middle of can capturing like this.
Scheme three: as shown in Figure 7, but increase the camera of an Auto-Sensing people face in the upper left corner, can launch infrared ray, investigation is aimed at camera this user then to the user, carries out the human eye state data and collects.This camera can be investigated the user on a large scale, and camera can be to be fixed on the machine frame, also can dismantle, and the user is placed on any position of machine voluntarily, and data transmission can be passed through USB, perhaps by bluetooth etc.
Below in conjunction with the flow process of the control method of accompanying drawing 4 explanation display device auto sleep control system of the present invention, software realizes because the present invention is based on, and the user can open this function, i.e. synchronized sleep function in application program; Also can give the machine configuration remote-controller function in addition, we can increase the button of synchronized sleep at telepilot, and the user can open or close this function easily.
After entering mode of operation behind the electric power starting, at first the eye positioning unit detects the people whether there is motion by motion detection block, and the target of feature that can get rid of doll toy or body model's and so on similar people like this is detected; Subsequently by single identification module identification number of users, carry out this function when locking single people, otherwise re-execute the work of motion detection block; Lock single back by face recognition module, identification people face detects human eye by face tracking module, human eye detection module.
This moment, the eye state cell detected the state of human eye by state detection module, the human eye picture that captures by camera, eyes are all closed the state that is be made as (0,0), simple eyely open the state that the another eye closes and be made as (0,1), (1,0), the state that eyes are opened is made as (1,1); Following condition judgment module starts, and set the time that human eye state keeps by timer herein: state is (0,1), and when (1,0) and (1,1), the state of output is the state of opening eyes, and this moment, timer was not-time; When state was (0,0), when just eyes were closed, the state of output was closed-eye state, timer work this moment.
In order to prevent from blinking, timer is worked always, in the human eye state judge module, and when detected state (0,0) surpasses 60S, the timer opening entry time; And work as (0,0) state time more than or equal to 1 min but less than 10 min the time, the timer automatic clear is waited for timing next time; Surpass the closed-eye state of 10Min, be output as closed-eye state (0,0).In addition, when detecting the people of motion, if timing surpasses the people that 10min does not still have motion, output state is (0,0), and instruction is the same with the instruction of closed-eye state, carries out dormancy or shutdown command.
The predetermined instruction that the instruction analysis module of final command unit is concentrated by the instruction queue and instruction that the human eye state instruction is constituted compares to judge whether described instruction queue is effective, if described instruction queue is effective, then the effective instruction in the instruction queue is sent to the instruction output module, and flush instructions formation, if described instruction queue is invalid, then instruction queue is carried out error correction; If whether the error correction success, it is effective then to return the instruction queue of judging the error correction success again, if error correction is overtime or failure, then continues to receive the human eye status command from status monitoring and identification module.According to the instruction that produces, the state of opening eyes (1,1) (0,1) (1,0), instruction execution module are carried out corresponding instruction for keeping the machine standing state; Closed-eye state is (0,0), and the instruction execution module is carried out corresponding instruction and entered dormancy or shutdown mode for machine.
Above embodiment only is explanation technical conceive of the present invention and characteristics; its purpose is to allow the people that is familiar with this technology understand content of the present invention and is implemented; can not limit protection scope of the present invention with this, all equivalences that spirit essence is done according to the present invention change or modification all is encompassed in protection scope of the present invention.
Claims (10)
1. a display device auto sleep control system is characterized in that, comprising:
The eye positioning unit is used for the user is detected and identifies, and the location human eye;
The eye state cell is used for the state of the human eye of location is detected, and produces and sender's eye status command, and the human eye state instruction that produces is sent to instruction module; And
Command unit is used for judging the human eye state instruction, and whether enters dormancy or shutdown mode according to instruction control display device.
2. display device auto sleep control system according to claim 1, it is characterized in that: described eye positioning unit comprises the image/video collecting device.
3. display device auto sleep control system according to claim 2 is characterized in that: described image/video collecting device comprises a pair of camera that is arranged at display device top and below respectively.
4. display device auto sleep control system according to claim 3 is characterized in that: described image/video collecting device also comprises a pair of camera that is arranged at display device left side and right side respectively.
5. display device auto sleep control system according to claim 2, it is characterized in that: described image/video collecting device comprise the camera that is arranged at display device top, with the ultrared sensing camera that is positioned at the corner, described ultrared sensing camera emission infrared ray investigation user also aims at the user and carries out the human eye state data acquisition.
6. a display device auto sleep control method is used for as the described display device auto sleep of above arbitrary claim control system, it is characterized in that, comprises the steps:
A) whether there is the active user and locatees position of human eye by the detection of eye positioning unit;
B) the eye state cell detects the human eye state of location, and generation and sender's eye status command are to control module;
C) judge the human eye state instruction, enter dormancy or shutdown mode according to instruction control display device.
7. display device auto sleep control method according to claim 6, it is characterized in that: in described step b), catch the human eye picture by the image/video collecting device, the simple eye state of opening is made as (0,1) or (1,0), the state that eyes are opened is made as (1,1), and output state be the state of opening eyes.
8. display device auto sleep control method according to claim 6, it is characterized in that: in described step b), catch the human eye picture by the image/video collecting device, the state that eyes are all closed is made as (0,0), and output state is closed-eye state, by the timer record closed-eye state retention time, when reaching schedule time T, the control display device enters dormancy or " shut " mode".
9. display device auto sleep control method according to claim 8 is characterized in that: when state (0,0) retention time when reaching T1, and the timer opening entry; More than or equal to time T 1 during less than time T 2, the timer automatic clear is waited for timing next time when state (0, the 0) retention time; When state (0,0) retention time during greater than time T 2, output state is closed-eye state.
10. display device auto sleep control method according to claim 6 is characterized in that: in described step a), do not detect the user if timing reaches time T 3, then carry out dormancy or shutdown command.
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Application publication date: 20130821 |