WO2012014593A1 - 存在判定装置、存在判定方法及びプログラム - Google Patents
存在判定装置、存在判定方法及びプログラム Download PDFInfo
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- WO2012014593A1 WO2012014593A1 PCT/JP2011/063774 JP2011063774W WO2012014593A1 WO 2012014593 A1 WO2012014593 A1 WO 2012014593A1 JP 2011063774 W JP2011063774 W JP 2011063774W WO 2012014593 A1 WO2012014593 A1 WO 2012014593A1
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/22—Status alarms responsive to presence or absence of persons
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
- G06F1/3231—Monitoring the presence, absence or movement of users
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Definitions
- the present invention relates to a presence determination device, a presence determination method, and a program.
- Patent Document 1 describes a technique for determining whether a user exists based on operation presence / absence information by an operation input device provided in an electronic device and controlling the power supply of the electronic device.
- Patent Documents 2 and 3 describe a technique for determining whether a user exists based on the detection result of a human sensor provided in an electronic device and controlling the power supply of the electronic device. Yes.
- JP 2000-075964 A Japanese Patent Laid-Open No. 10-268984 JP 05-11713 A
- a distance measuring sensor using infrared rays includes a light emitting element that emits infrared rays and a light receiving element that receives the infrared rays. The sensor is based on the amount of light received by the infrared light receiving element that is emitted from the light emitting element and reflected by an object. The distance from the object to the object is detected.
- the present invention has been made in view of the above problems, and an object thereof is a presence determination device, a presence determination method, and a program capable of obtaining a highly reliable determination result as to whether a user exists in a predetermined area. Is to provide.
- the present invention provides detection data validity for determining the validity of the detection data based on detection data indicating a detection result by a sensor for detecting the presence of an object and operation data indicating whether or not an operation input is made to a predetermined device.
- Determination means presence detection means for determining whether there is a user around the predetermined device based on the detection data, the operation data, and the validity determination result of the detection data. This is a presence determination device.
- the present invention provides detection data validity for determining the validity of the detection data based on detection data indicating a detection result by a sensor for detecting the presence of an object and operation data indicating whether or not an operation input is made to a predetermined device.
- the present invention provides a computer for detecting the validity of the detection data based on detection data indicating a detection result by a sensor that detects the presence of an object and operation data indicating the presence or absence of an operation input to a predetermined device.
- FIG. 1 is a block diagram of a presence determination system according to the first embodiment of the present invention.
- FIG. 2 is a flowchart for explaining the validity determination process.
- FIG. 3 is a flowchart for explaining the presence determination process.
- FIG. 4 is a block diagram of a presence determination system according to the second embodiment of the present invention.
- FIG. 5 is a flowchart for explaining the operation of the determination parameter update unit.
- FIG. 6 is a block diagram of a presence determination system according to the third embodiment of the present invention.
- FIG. 7 is a diagram illustrating a time change of detection data by the human sensor.
- FIG. 1 is a block diagram of a presence determination system according to the first embodiment of the present invention.
- the presence determination system according to the first embodiment includes a human sensor 1, an operation input device 2, a presence determination device 3, and a presence determination result output device 4.
- the human sensor 1 detects the presence of an object around the electronic device.
- the human sensor 1 includes a distance measuring sensor and a motion sensor.
- the distance measuring sensor detects the distance from the sensor to the detection target using infrared rays or ultrasonic waves. When an object such as a person exists within the detection range of the distance measuring sensor, the distance to the object is detected, and it can be determined that some object exists at the position of the detected distance.
- the motion sensor detects a motion of an object around the sensor using a pyroelectric sensor, a microwave radar, or the like. When an object such as a person is present in the detection range of the motion sensor, the motion of the object is detected, and it can be determined that some object exists in the detection range of the motion sensor.
- the human sensor 1 may be installed at a position where the presence of an object around the electronic device can be detected, and need not be installed on the electronic device itself.
- the operation input device 2 is a device for inputting to an electronic device, and is operated by a user of the electronic device.
- the operation input device 2 includes devices such as a remote controller, a keyboard, a mouse, a touch panel, a switch, or a button.
- the presence determination device 3 includes a detection data acquisition unit 31, an operation data acquisition unit 32, a detection data validity determination unit 33, a presence determination unit 34, and a determination parameter storage unit 35.
- the detection data acquisition unit 31 acquires a detection result (detection data) by the human sensor 1.
- the detection data indicates a distance value from the sensor to the detection target or an output value corresponding to the distance from the sensor to the detection target.
- the detection data indicates an output value corresponding to the presence or absence of the motion of an object around the sensor or the strength of the motion.
- the detection data from the human sensor 1 may be acquired by requesting the human sensor 1 at certain time intervals, and when any change is detected by the human sensor 1 (the detection value is predetermined). You may make it receive the detection data supplied by the human sensitive sensor 1 (when exceeding the range etc.).
- the operation data acquisition unit 32 determines whether or not there has been an input to the electronic device by operating the operation input device 2 within a predetermined time, and acquires a determination result (operation data).
- the determination as to whether or not there is an operation input may be performed for a single operation input device 2 or may be performed for a plurality of operation input devices 2.
- the detection data validity determination unit 33 determines whether the detection data is valid from the detection data acquired by the detection data acquisition unit 31 and the operation data acquired by the operation data acquisition unit 32. Details of the validity determination process by the detection data validity determination unit 33 will be described later.
- the presence determination unit 34 is arranged around the electronic device based on the detection data acquired by the detection data acquisition unit 31, the operation data acquired by the operation data acquisition unit 32, and the determination result acquired by the detection data validity determination unit 33. Determine if the user exists. Details of the presence determination processing by the presence determination unit 34 will be described later.
- the determination parameter storage unit 35 stores determination parameters used in the presence determination process by the presence determination unit 34.
- the presence determination result output device 4 outputs the determination result of the presence determination process by the presence determination device 3.
- the detection data validity determination unit 33 refers to the detection data acquired from the human sensor 1, and determines whether or not the object to be detected has moved within the detection range of the human sensor 1 (step A1). Specifically, when the human sensor 1 is a distance measuring sensor, the detection data (distance) stored in the storage area at the previous determination and the detection data (distance) at the latest determination A difference may be taken, and when the difference (change amount) is larger than a set threshold value, it may be determined that the object has moved. In addition, detection data at the time of a plurality of determinations in the past is stored in the storage area as a history, and the amplitude (difference between the maximum value and the minimum value) or the variance value of the detection data included in the history is larger than a set threshold value.
- the object has moved.
- the human sensor 1 is a motion sensor
- the detection data at the time of the determination multiple times in the past is stored as a history in the storage area, and the number of detection data that can be determined to have movement among the detection data included in the history is larger than a set threshold value. Sometimes it may be determined that there is movement.
- step A3 If it is determined in step A1 that there is a movement, the detection data validity determination unit 33 determines that the detection data from the human sensor 1 is valid and outputs a determination result “valid” (step A3). .
- the detection data validity determination unit 33 refers to the operation data and determines whether there is an operation on the electronic device (step A2). Specifically, it may be determined whether an operation has been performed based on the latest operation data.
- the operation data at the time of a plurality of determinations in the past is stored in the storage area as a history, and the number of operation data indicating that there has been an operation input among the operation data included in the history is greater than a set threshold value May be determined to have moved.
- the detection data validity determination unit 33 determines that the detection data from the human sensor 1 is invalid and outputs a determination result “invalid” ( Step A4).
- step A5 if it is determined in step A2 that there is no operation on the electronic device, it is not determined whether the detection data from the human sensor 1 is valid, and the determination result “unknown” is output (step A5).
- the detection data validity determination unit 33 is configured so that when the motion sensor 1 detects no movement, the electronic device is input by the operation of the operation input device 2. It is determined that there is an obstacle other than the user in the detection range of the sensor 1, or that the sensor 1 has not detected the user because the operation of the sensor 1 is abnormal. The detection data from the human sensor 1 is output as invalid. On the other hand, if any motion is detected by the human sensor 1, it is determined that the human sensor 1 is operating normally, and the detection data from the human sensor 1 is output as valid.
- the existence determination unit 34 updates the validity value of the detection data based on the determination result of the validity of the detection data by the detection data validity determination unit 33 (step B1).
- the validity value of the detection data takes a value of “valid” or “invalid” and is held in the storage area over a plurality of determination processes. If the validity value of the detection data indicated by the determination result of the validity determination process is “valid”, the presence determination unit 34 stores “valid” as the latest validity value, and the determination result of the validity determination process is When the validity value of the detected data shown is “invalid”, “invalid” is stored as the latest validity value, and when the validity value of the detected data is “unknown”, the validity value of the detected data is updated. do not do.
- the presence determination unit 34 refers to the operation data in the same manner as in step A2 of the effectiveness determination process described above, and determines whether there has been an operation on the electronic device (step B2).
- step B6 If it is determined in step B2 that an operation has been performed on the electronic device, the presence determination unit 34 determines that a user exists and outputs a determination result “present” (step B6).
- the presence determination unit 34 checks the validity value of the detection data held in the storage area (step B3), and the validity value is “ In the case of “invalid”, “unknown” is output as the existence determination result (step B8).
- “unknown” indicates that the presence of the user cannot be determined correctly.
- step B3 when the validity value is “valid”, the presence determination unit 34 refers to the detection data acquired from the human sensor 1 as in step A1 of the above-described validity determination process, and the human sensor 1 It is determined whether or not the detection target object has moved within the detection range (step B4). At this time, parameters (threshold values) used for determination are read and used in advance stored in the determination parameter storage unit 35.
- step B4 When it is determined in step B4 that there is a movement, the presence determination unit 34 determines that a user is present around the electronic device, and outputs a determination result “present” (step B6).
- the presence determination unit 34 refers to the detection data to determine whether there is any object within a predetermined range (step B5). Specifically, when the human sensor 1 is a distance measuring sensor, when the detection data (distance from the sensor) at the time of determination is smaller than a set threshold value, it is determined that there is an object within a predetermined range, When the detection data is larger than the threshold value, it may be determined that no object exists.
- the detection data at the time of a plurality of determinations in the past is held in the storage area as a history, and when the average value, median value, minimum value, or maximum value of the detection data included in the history is smaller than a set threshold value, It may be determined that there is an object within the range.
- parameters (threshold values) used for determination are read and used in advance stored in the determination parameter storage unit 35. Further, when the human sensor 1 is a motion sensor, it may be determined that there is always no object in this step.
- step B6 If it is determined in step B5 that there is an object, the presence determination unit 34 determines that there is a user around the electronic device and outputs a determination result “present” (step B6).
- step B5 If it is determined in step B5 that there is no object, the presence determination unit 34 determines that there is no user around the electronic device, and outputs a determination result “absence” (step B7).
- the presence determination unit 34 detects the detected data because there is an obstacle other than the user in the detection range of the human sensor 1 or the operation of the human sensor 1 is abnormal. If it is determined that it is not reliable, it is possible to increase the reliability of the presence determination result by outputting that it is unknown whether or not there is a user around the electronic device.
- the human sensor 1 using the detection data indicating the detection result by the human sensor 1 and the operation data indicating whether or not the operation input device 2 is operated, the human sensor 1 When the obstacle other than the user exists in the detection range of the human sensor 1 or when the operation of the human sensor 1 is abnormal, etc. Therefore, it can be determined whether or not there is a user around the electronic device, and errors in the presence determination can be reduced.
- FIG. 4 is a block diagram of a presence determination system according to the second embodiment of the present invention.
- components having the same functions as those in the first embodiment are denoted by the same reference numerals and description thereof is omitted.
- the presence determination device 3A of the presence determination system according to the second embodiment further includes a determination parameter update unit 36 in addition to the configuration of the presence determination device 3 in the first embodiment.
- the determination parameter update unit 36 uses the detection data obtained by the detection data acquisition unit 31 and the operation data obtained by the operation data acquisition unit 32 to store the determination parameter used by the presence determination unit 34 stored in the determination parameter storage unit 35. Update.
- the determination parameter update unit 36 refers to the operation data in the same manner as in step A2 of FIG. 2, and determines whether there has been an operation on the electronic device (step C1).
- the determination parameter update unit 36 stores the detection data in addition to the detection data history used for determination parameter update (step C2).
- the determination parameter update unit 36 determines a determination parameter based on the detection data history, and updates the determination parameter stored in the determination parameter storage unit 35 (step C3).
- the determination parameter to be determined is also a threshold value (distance) used in the determination of step B5 in FIG. 3 (determination of whether there is any object within the sensor detection range). Good.
- a value indicating the farthest distance from the sensor, or a median value or an average value of the detection data included in the history may be determined as a determination parameter.
- the human sensor 1 is a motion sensor such as a pyroelectric sensor
- the determination parameter to be determined is the determination in step B4 in FIG. 3 (determination as to whether the object to be detected has moved within the detection range of the sensor). It may be a threshold value (motion intensity) used in.
- the median value or average value of the detection data included in the history may be determined as the determination parameter, indicating that the movement of the detection target is the weakest.
- the determination parameter used in the presence determination process is automatically updated based on the detection result of the human sensor 1 and the presence / absence of an operation on the electronic device. Since presence determination reflecting the state of the detection target and changes in the surrounding environment can be performed, errors in presence determination can be further reduced.
- FIG. 6 is a block diagram of a presence determination system according to the third embodiment of the present invention.
- components having the same functions as those in the first embodiment are denoted by the same reference numerals and description thereof is omitted.
- the presence determination device 5 of the presence determination system reads and executes the presence determination program 6 to thereby execute the presence determination device 3 of the first embodiment or the presence determination device of the second embodiment.
- the same processing as that performed by 3A is performed.
- the presence determination program 6 includes a program and data for controlling the operation of the presence determination device 5.
- the presence determination device 5 may read and acquire the presence determination program 6 recorded on the recording medium, or may download and acquire the presence determination program from another computer via a network. Good.
- the human sensor 1 includes a distance measuring sensor mounted on the lower part of the display so that a computer user is included in the detection range of the sensor.
- the operation input device 2 includes a keyboard and a mouse connected to the computer.
- the presence determination device 3 and the presence determination result output device 4 include a computer including a central processing unit and a storage device. The presence determination result output device 4 realizes a power saving function for controlling the power state of the computer according to the presence determination result by the presence determination device 3.
- the presence determination system determines whether there is a computer user in front of the keyboard connected to the computer.
- the human sensor 1 outputs a value from 0 (no detection target) to 255 (the detection target is closest to the sensor) according to the distance between the sensor and the detection target.
- the presence determination device 3 acquires detection data from the human sensor 1 and operation data indicating the presence / absence of an operation input to the device input device 2 at a frequency of twice per second, and there is a user around the computer. Determine whether or not.
- FIG. 7 shows the time change of the detection data by the human sensor 1.
- the detection data for the user varies slightly compared to the detection data for the obstacle even though the user and the obstacle are stationary. This is because the body of a person using a computer is not completely stationary.
- step A1 of the validity determination process (FIG. 2), 1 or 2 is used as the detection data fluctuation width threshold value for determining the movement of the detection target from the detection data. Can be distinguished whether it is a stationary person (obstacle etc.) or a user.
- the detection data validity determination unit 33 determines the validity of the detection data as “invalid” (FIG. 2: step A2).
- the presence determination result output device 4 turns on the computer when it is determined that the user exists based on the result determined by the presence determination device 3, and it is determined that the user does not exist.
- a power saving function for reducing the power consumption of the computer is realized by turning off the power of the display or setting the power state of the computer to the suspended state.
- the value used for the detection data fluctuation range threshold is not limited to the above, and any value that can distinguish whether the detection target is a stationary object or a user may be used.
- the presence determination system may be realized by a processor reading and executing an operation program or the like stored in a memory or a recording medium, or configured by hardware. May be. Only some functions of the above-described embodiments can be realized by a computer program.
- the determination parameter storage unit 35 is used as a threshold to be referred to when determining whether there is a detection target movement within the detection range of the human sensor 1.
- the determination parameter stored in may be used.
- Detection data validity determination means for determining the validity of the detection data from detection data indicating a detection result by a sensor for detecting the presence of an object and operation data indicating presence / absence of an operation input to a predetermined device; Presence detection means for determining whether or not a user is present around the predetermined device from the detection data, the operation data, and the validity determination result of the detection data;
- a presence determination apparatus comprising:
- the sensor includes a distance measuring sensor that detects a distance from the sensor to an object,
- the detection data validity determination unit stores detection data acquired from the sensor, a change amount between the plurality of detection data is less than or equal to a predetermined value, and the operation data is transmitted to the predetermined device. When indicating that there is an operation input, it is determined that the detection data acquired from the sensor is invalid.
- the presence determination unit indicates that the operation data indicates that there is no operation input to the predetermined device, and the determination result of the validity of the detection data by the detection data validity determination unit indicates invalid. , Determine that the presence of the user is unknown,
- the presence determination apparatus according to appendix 1 or 2, characterized in that:
- the presence determination means includes When there is an operation input to the predetermined device, it outputs that there is a user, When there is no operation input to the predetermined device, and the detection data is invalid, it is output whether the user exists or is unknown, When there is no operation input to the predetermined device, When the detection data is valid and the change amount of the detection data is larger than a predetermined value, it is output that there is a user, and the detection data is valid and the change amount of the detection data is a predetermined value. If it is smaller, output that there is no user, The presence determination apparatus according to appendix 1 or 2, characterized in that:
- the presence determination means includes When there is an operation input to the predetermined device, it outputs that there is a user, When there is no operation input to the predetermined device, and the detection data is invalid, it is output whether the user exists or is unknown, When there is no operation input to the predetermined device, When the detection data is valid and the change amount of the detection data is larger than a predetermined value, it is output that there is a user, and the detection data is valid and the change amount of the detection data is a predetermined value. If the distance between the sensor and the detection target is smaller than a predetermined value, it is determined that there is a user, the detection data is valid, and the change amount of the detection data is lower than the predetermined value. If it is small and the distance between the sensor and the detection target is greater than a predetermined value, it is determined that there is no user.
- the presence determination apparatus according to appendix 1 or 2, characterized in that:
- a detection data validity determination step for determining the validity of the detection data from detection data indicating a detection result by a sensor that detects the presence of an object, and operation data indicating whether or not an operation input is made to a predetermined device;
- a presence determination step for determining whether a user is present around the predetermined device from the detection data, the operation data, and the validity determination result of the detection data;
- a presence determination method comprising:
- the sensor includes a distance measuring sensor that detects a distance from the sensor to an object,
- the detection data validity determination step stores detection data acquired from the sensor, a change amount between the plurality of detection data is equal to or less than a predetermined value, and the operation data is input to the predetermined device. When indicating that there is an operation input, it is determined that the detection data acquired from the sensor is invalid.
- the presence determination step indicates that the operation data indicates that there is no operation input to the predetermined device, and the determination result of the validity of the detection data by the detection data validity determination step indicates invalidity. , Determine that the presence of the user is unknown,
- the presence determination step includes When there is an operation input to the predetermined device, it outputs that there is a user, When there is no operation input to the predetermined device, and the detection data is invalid, it is output whether the user exists or is unknown, When there is no operation input to the predetermined device, When the detection data is valid and the change amount of the detection data is larger than a predetermined value, it is output that there is a user, and the detection data is valid and the change amount of the detection data is a predetermined value. If it is smaller, output that there is no user, The presence determination method according to appendix 6 or 7, characterized in that:
- the presence determination step includes When there is an operation input to the predetermined device, it outputs that there is a user, When there is no operation input to the predetermined device, and the detection data is invalid, it is output whether the user exists or is unknown, When there is no operation input to the predetermined device, When the detection data is valid and the change amount of the detection data is larger than a predetermined value, it is output that there is a user, and the detection data is valid and the change amount of the detection data is a predetermined value. If the distance between the sensor and the detection target is smaller than a predetermined value, it is determined that there is a user, the detection data is valid, and the change amount of the detection data is lower than the predetermined value. If it is small and the distance between the sensor and the detection target is greater than a predetermined value, it is determined that there is no user.
- the presence determination method according to appendix 6 or 7, characterized in that:
- a detection data validity determination process for determining the validity of the detection data from detection data indicating a detection result by a sensor for detecting the presence of an object and operation data indicating presence / absence of an operation input to a predetermined device;
- a presence determination process for determining whether or not a user is present around the predetermined device from the detection data, the operation data, and the validity determination result of the detection data;
- the sensor includes a distance measuring sensor that detects a distance from the sensor to an object,
- the detection data validity determination process stores detection data acquired from the sensor, a change amount between the plurality of detection data is equal to or less than a predetermined value, and the operation data is transmitted to the predetermined device. When indicating that there is an operation input, it is determined that the detection data acquired from the sensor is invalid.
- the presence determination process indicates that the operation data indicates that there is no operation input to the predetermined device, and the determination result of the detection data validity by the detection data validity determination process indicates invalid. , Determine that the presence of the user is unknown, The program according to appendix 11 or 12, characterized by the above.
- the presence determination process includes When there is an operation input to the predetermined device, it outputs that there is a user, When there is no operation input to the predetermined device, and the detection data is invalid, it is output whether the user exists or is unknown, When there is no operation input to the predetermined device, When the detection data is valid and the change amount of the detection data is larger than a predetermined value, it is output that there is a user, and the detection data is valid and the change amount of the detection data is a predetermined value. If it is smaller, output that there is no user, The program according to appendix 11 or 12, characterized by the above.
- the presence determination process includes When there is an operation input to the predetermined device, it outputs that there is a user, When there is no operation input to the predetermined device, and the detection data is invalid, it is output whether the user exists or is unknown, When there is no operation input to the predetermined device, When the detection data is valid and the change amount of the detection data is larger than a predetermined value, it is output that there is a user, and the detection data is valid and the change amount of the detection data is a predetermined value. If the distance between the sensor and the detection target is smaller than a predetermined value, it is determined that there is a user, the detection data is valid, and the change amount of the detection data is lower than the predetermined value. If it is small and the distance between the sensor and the detection target is greater than a predetermined value, it is determined that there is no user.
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Abstract
Description
図1は、本発明の第1の実施形態に係る存在判定システムのブロック図である。図示されるように、第1の実施形態に係る存在判定システムは、人感センサ1と、操作入力装置2と、存在判定装置3と、存在判定結果出力装置4とを備える。
次に、第2の実施形態に係る存在判定システムについて説明する。図4は、本発明の第2の実施形態に係る存在判定システムのブロック図である。本実施形態では、第1の実施形態と同様の機能を有するものについては同じ符号を付して説明を省略する。
次に、第3の実施形態に係る存在判定システムついて図面を参照して説明する。図6は、本発明の第3の実施形態に係る存在判定システムのブロック図である。本実施形態では、第1の実施形態と同様の機能を有するものについては同じ符号を付して説明を省略する。
次に、第1の実施形態の存在判定システムをパソコン等のコンピュータにより実現した場合の実施例について説明する。
物体の存在を検知するセンサによる検出結果を示す検出データと、所定機器への操作入力の有無を示す操作データとから、前記検出データの有効性を判定する検出データ有効性判定手段と、
前記検出データと、前記操作データと、前記検出データの有効性判定結果とから、前記所定機器の周辺に利用者が存在するかどうかを判定する存在判定手段と、
を備えることを特徴とする存在判定装置。
前記センサは、当該センサから物体までの距離を検出する測距センサを含み、
前記検出データ有効性判定手段は、前記センサから取得した検出データを記憶しておき、複数の前記検出データ間の変化量が所定値以下であり、かつ、前記操作データが、前記所定機器への操作入力が有ることを示す場合、前記センサから取得した検出データは無効であると判定する、
ことを特徴とする付記1に記載の存在判定装置。
前記存在判定手段は、前記操作データが、前記所定機器への操作入力が無いことを示し、かつ、前記検出データ有効性判定手段による前記検出データの有効性の判定結果が無効を示す場合には、利用者の存在は不明であると判定する、
ことを特徴とする付記1又は2に記載の存在判定装置。
前記存在判定手段は、
前記所定機器への操作入力があるときに、利用者が存在すると出力し、
前記所定機器への操作入力が無い場合で、前記検出データが無効であるときには、利用者が存在するか不明であると出力し、
前記所定機器への操作入力が無い場合で、
前記検出データが有効であり、かつ前記検出データの変化量が所定値より大きいときには、利用者が存在すると出力し、また、前記検出データが有効であり、かつ前記検出データの変化量が所定値より小さい場合、利用者が存在しないと出力する、
ことを特徴とする付記1又は2に記載の存在判定装置。
前記存在判定手段は、
前記所定機器への操作入力があるときに、利用者が存在すると出力し、
前記所定機器への操作入力が無い場合で、前記検出データが無効であるときには、利用者が存在するか不明であると出力し、
前記所定機器への操作入力が無い場合で、
前記検出データが有効であり、かつ前記検出データの変化量が所定値より大きいときには、利用者が存在すると出力し、また、前記検出データが有効であり、かつ前記検出データの変化量が所定値より小さい場合で、センサと検出対象との距離が所定値よりも小さい場合には利用者が存在すると判定し、また、前記検出データが有効であり、かつ前記検出データの変化量が所定値より小さい場合で、センサと検出対象との距離が所定値よりも大きい場合には利用者が存在しないと判定する、
ことを特徴とする付記1又は2に記載の存在判定装置。
物体の存在を検知するセンサによる検出結果を示す検出データと、所定機器への操作入力の有無を示す操作データとから、前記検出データの有効性を判定する検出データ有効性判定ステップと、
前記検出データと、前記操作データと、前記検出データの有効性判定結果とから、前記所定機器の周辺に利用者が存在するかどうかを判定する存在判定ステップと、
を備えることを特徴とする存在判定方法。
前記センサは、当該センサから物体までの距離を検出する測距センサを含み、
前記検出データ有効性判定ステップは、前記センサから取得した検出データを記憶しておき、複数の前記検出データ間の変化量が所定値以下であり、かつ、前記操作データが、前記所定機器への操作入力が有ることを示す場合、前記センサから取得した検出データは無効であると判定する、
ことを特徴とする付記6に記載の存在判定方法。
前記存在判定ステップは、前記操作データが、前記所定機器への操作入力が無いことを示し、かつ、前記検出データ有効性判定ステップによる前記検出データの有効性の判定結果が無効を示す場合には、利用者の存在は不明であると判定する、
ことを特徴とする付記6又は7に記載の存在判定方法。
前記存在判定ステップは、
前記所定機器への操作入力があるときに、利用者が存在すると出力し、
前記所定機器への操作入力が無い場合で、前記検出データが無効であるときには、利用者が存在するか不明であると出力し、
前記所定機器への操作入力が無い場合で、
前記検出データが有効であり、かつ前記検出データの変化量が所定値より大きいときには、利用者が存在すると出力し、また、前記検出データが有効であり、かつ前記検出データの変化量が所定値より小さい場合、利用者が存在しないと出力する、
ことを特徴とする付記6又は7に記載の存在判定方法。
前記存在判定ステップは、
前記所定機器への操作入力があるときに、利用者が存在すると出力し、
前記所定機器への操作入力が無い場合で、前記検出データが無効であるときには、利用者が存在するか不明であると出力し、
前記所定機器への操作入力が無い場合で、
前記検出データが有効であり、かつ前記検出データの変化量が所定値より大きいときには、利用者が存在すると出力し、また、前記検出データが有効であり、かつ前記検出データの変化量が所定値より小さい場合で、センサと検出対象との距離が所定値よりも小さい場合には利用者が存在すると判定し、また、前記検出データが有効であり、かつ前記検出データの変化量が所定値より小さい場合で、センサと検出対象との距離が所定値よりも大きい場合には利用者が存在しないと判定する、
ことを特徴とする付記6又は7に記載の存在判定方法。
コンピュータに、
物体の存在を検知するセンサによる検出結果を示す検出データと、所定機器への操作入力の有無を示す操作データとから、前記検出データの有効性を判定する検出データ有効性判定処理、
前記検出データと、前記操作データと、前記検出データの有効性判定結果とから、前記所定機器の周辺に利用者が存在するかどうかを判定する存在判定処理、
を実行させるためのプログラム。
前記センサは、当該センサから物体までの距離を検出する測距センサを含み、
前記検出データ有効性判定処理は、前記センサから取得した検出データを記憶しておき、複数の前記検出データ間の変化量が所定値以下であり、かつ、前記操作データが、前記所定機器への操作入力が有ることを示す場合、前記センサから取得した検出データは無効であると判定する、
ことを特徴とする付記11に記載のプログラム。
前記存在判定処理は、前記操作データが、前記所定機器への操作入力が無いことを示し、かつ、前記検出データ有効性判定処理による前記検出データの有効性の判定結果が無効を示す場合には、利用者の存在は不明であると判定する、
ことを特徴とする付記11又は12に記載のプログラム。
前記存在判定処理は、
前記所定機器への操作入力があるときに、利用者が存在すると出力し、
前記所定機器への操作入力が無い場合で、前記検出データが無効であるときには、利用者が存在するか不明であると出力し、
前記所定機器への操作入力が無い場合で、
前記検出データが有効であり、かつ前記検出データの変化量が所定値より大きいときには、利用者が存在すると出力し、また、前記検出データが有効であり、かつ前記検出データの変化量が所定値より小さい場合、利用者が存在しないと出力する、
ことを特徴とする付記11又は12に記載のプログラム。
前記存在判定処理は、
前記所定機器への操作入力があるときに、利用者が存在すると出力し、
前記所定機器への操作入力が無い場合で、前記検出データが無効であるときには、利用者が存在するか不明であると出力し、
前記所定機器への操作入力が無い場合で、
前記検出データが有効であり、かつ前記検出データの変化量が所定値より大きいときには、利用者が存在すると出力し、また、前記検出データが有効であり、かつ前記検出データの変化量が所定値より小さい場合で、センサと検出対象との距離が所定値よりも小さい場合には利用者が存在すると判定し、また、前記検出データが有効であり、かつ前記検出データの変化量が所定値より小さい場合で、センサと検出対象との距離が所定値よりも大きい場合には利用者が存在しないと判定する、
ことを特徴とする付記11又は12に記載のプログラム。
2 操作入力装置
3、3A、5 存在判定装置
4 存在判定結果出力装置
6 存在判定用プログラム
31 検出データ取得部
32 操作データ取得部
33 検出データ有効性判定部
34 存在判定部
35 判定パラメータ記憶部
36 判定パラメータ更新部
Claims (10)
- 物体の存在を検知するセンサによる検出結果を示す検出データと、所定機器への操作入力の有無を示す操作データとに基づいて、前記検出データの有効性を判定する検出データ有効性判定手段と、
前記検出データと、前記操作データと、前記検出データの有効性判定結果とに基づいて、前記所定機器の周辺に利用者が存在するかどうかを判定する存在判定手段と、
を備えることを特徴とする存在判定装置。 - 前記センサは、当該センサから物体までの距離を検出する測距センサを含み、
前記検出データ有効性判定手段は、前記センサから取得した検出データを記憶しておき、複数の前記検出データ間の変化量が所定値以下であり、かつ、前記操作データが、前記所定機器への操作入力が有ることを示す場合、前記センサから取得した検出データは無効であると判定する、
ことを特徴とする請求項1に記載の存在判定装置。 - 前記存在判定手段は、前記操作データが、前記所定機器への操作入力が無いことを示し、かつ、前記検出データ有効性判定手段による前記検出データの有効性の判定結果が無効を示す場合には、利用者の存在は不明であると判定する、
ことを特徴とする請求項1又は2に記載の存在判定装置。 - 前記存在判定手段は、
前記所定機器への操作入力があるときに、利用者が存在すると出力し、
前記所定機器への操作入力が無い場合で、前記検出データが無効であるときには、利用者が存在するか不明であると出力し、
前記所定機器への操作入力が無い場合で、
前記検出データが有効であり、かつ前記検出データの変化量が所定値より大きいときには、利用者が存在すると出力し、また、前記検出データが有効であり、かつ前記検出データの変化量が所定値より小さい場合、利用者が存在しないと出力する、
ことを特徴とする請求項1又は2に記載の存在判定装置。 - 前記存在判定手段は、
前記所定機器への操作入力があるときに、利用者が存在すると出力し、
前記所定機器への操作入力が無い場合で、前記検出データが無効であるときには、利用者が存在するか不明であると出力し、
前記所定機器への操作入力が無い場合で、
前記検出データが有効であり、かつ前記検出データの変化量が所定値より大きいときには、利用者が存在すると出力し、また、前記検出データが有効であり、かつ前記検出データの変化量が所定値より小さい場合で、センサと検出対象との距離が所定値よりも小さい場合には利用者が存在すると判定し、また、前記検出データが有効であり、かつ前記検出データの変化量が所定値より小さい場合で、センサと検出対象との距離が所定値よりも大きい場合には利用者が存在しないと判定する、
ことを特徴とする請求項1又は2に記載の存在判定装置 - 物体の存在を検知するセンサによる検出結果を示す検出データと、所定機器への操作入力の有無を示す操作データとに基づいて、前記検出データの有効性を判定する検出データ有効性判定ステップと、
前記検出データと、前記操作データと、前記検出データの有効性判定結果とに基づいて、前記所定機器の周辺に利用者が存在するかどうかを判定する存在判定ステップと、
を備えることを特徴とする存在判定方法。 - 前記センサは、当該センサから物体までの距離を検出する測距センサを含み、
前記検出データ有効性判定ステップは、前記センサから取得した検出データを記憶しておき、複数の前記検出データ間の変化量が所定値以下であり、かつ、前記操作データが、前記所定機器への操作入力が有ることを示す場合、前記センサから取得した検出データは無効であると判定する、
ことを特徴とする請求項6に記載の存在判定方法。 - 前記存在判定ステップは、前記操作データが、前記所定機器への操作入力が無いことを示し、かつ、前記検出データ有効性判定ステップによる前記検出データの有効性の判定結果が無効を示す場合には、利用者の存在は不明であると判定する、
ことを特徴とする請求項6又は7に記載の存在判定方法。 - 前記存在判定ステップは、
前記所定機器への操作入力があるときに、利用者が存在すると出力し、
前記所定機器への操作入力が無い場合で、前記検出データが無効であるときには、利用者が存在するか不明であると出力し、
前記所定機器への操作入力が無い場合で、
前記検出データが有効であり、かつ前記検出データの変化量が所定値より大きいときには、利用者が存在すると出力し、また、前記検出データが有効であり、かつ前記検出データの変化量が所定値より小さい場合、利用者が存在しないと出力する、
ことを特徴とする請求項6又は7に記載の存在判定方法。 - コンピュータに、
物体の存在を検知するセンサによる検出結果を示す検出データと、所定機器への操作入力の有無を示す操作データとに基づいて、前記検出データの有効性を判定する検出データ有効性判定処理、
前記検出データと、前記操作データと、前記検出データの有効性判定結果とに基づいて、前記所定機器の周辺に利用者が存在するかどうかを判定する存在判定処理、
を実行させるためのプログラム。
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JP2014157112A (ja) * | 2013-02-18 | 2014-08-28 | Nec Personal Computers Ltd | 情報処理装置 |
JP2014191918A (ja) * | 2013-03-26 | 2014-10-06 | Nec Personal Computers Ltd | 環境制御システム |
JP2015221543A (ja) * | 2014-05-23 | 2015-12-10 | 京セラドキュメントソリューションズ株式会社 | 電子機器 |
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US11314311B2 (en) * | 2019-09-20 | 2022-04-26 | Dell Products, L.P. | Battery runtime and performance management based upon presence detection |
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JPH11296478A (ja) * | 1998-04-08 | 1999-10-29 | Nec Corp | 離席監視システム |
WO2004053665A1 (ja) * | 2002-12-09 | 2004-06-24 | Kokuyo Co., Ltd. | 情報処理装置、コントロール装置、収納具監護装置、プログラム |
JP2010067104A (ja) * | 2008-09-12 | 2010-03-25 | Olympus Corp | デジタルフォトフレーム、情報処理システム、制御方法、プログラム及び情報記憶媒体 |
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JPH10268984A (ja) | 1997-03-28 | 1998-10-09 | Toshiba Corp | 情報機器の省電力方法ならびに装置 |
JP2000075964A (ja) | 1998-08-27 | 2000-03-14 | Mitsubishi Electric Corp | 省電力制御装置 |
US7770118B2 (en) * | 2006-02-13 | 2010-08-03 | Research In Motion Limited | Navigation tool with audible feedback on a handheld communication device having a full alphabetic keyboard |
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JPH11296478A (ja) * | 1998-04-08 | 1999-10-29 | Nec Corp | 離席監視システム |
WO2004053665A1 (ja) * | 2002-12-09 | 2004-06-24 | Kokuyo Co., Ltd. | 情報処理装置、コントロール装置、収納具監護装置、プログラム |
JP2010067104A (ja) * | 2008-09-12 | 2010-03-25 | Olympus Corp | デジタルフォトフレーム、情報処理システム、制御方法、プログラム及び情報記憶媒体 |
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JP2014157112A (ja) * | 2013-02-18 | 2014-08-28 | Nec Personal Computers Ltd | 情報処理装置 |
JP2014191918A (ja) * | 2013-03-26 | 2014-10-06 | Nec Personal Computers Ltd | 環境制御システム |
JP2015221543A (ja) * | 2014-05-23 | 2015-12-10 | 京セラドキュメントソリューションズ株式会社 | 電子機器 |
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