CN213963329U - Near-infrared picture acquisition device - Google Patents
Near-infrared picture acquisition device Download PDFInfo
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- CN213963329U CN213963329U CN202021618510.2U CN202021618510U CN213963329U CN 213963329 U CN213963329 U CN 213963329U CN 202021618510 U CN202021618510 U CN 202021618510U CN 213963329 U CN213963329 U CN 213963329U
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0075—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence by spectroscopy, i.e. measuring spectra, e.g. Raman spectroscopy, infrared absorption spectroscopy
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0033—Features or image-related aspects of imaging apparatus, e.g. for MRI, optical tomography or impedance tomography apparatus; Arrangements of imaging apparatus in a room
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/10—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths
- H04N23/11—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths for generating image signals from visible and infrared light wavelengths
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Abstract
The utility model discloses a near-infrared picture acquisition device, which comprises a near-infrared picture acquisition module and a processor, wherein the near-infrared picture acquisition module is used for acquiring a human body near-infrared picture; the processor comprises a near-infrared picture acquisition control unit and a near-infrared picture processing unit; the near-infrared picture acquisition control unit is used for controlling acquisition of a near-infrared picture, and the near-infrared picture processing unit is used for processing the acquired near-infrared picture. The device has the advantages of simple structure, economy and practicality, and only needs to place fingers on the near-infrared image acquisition module to sequentially acquire one, two, three, four or more finger near-infrared images with different wavelengths. The acquisition of multiple devices is not needed, the acquired data can be stored in the processor after being processed, and the data can also be transmitted to an external device.
Description
Technical Field
The utility model relates to a picture collection system particularly, relates to a near-infrared picture collection system.
Background
The application and research of near infrared spectroscopy (NIRS) in human bodies is a new research field at home and abroad in recent years, and due to the advantages of convenience, no wound, low cost and the like, the NIRS is continuously developed and perfected in recent 20 years, thereby attracting wide attention of people. The near infrared spectrum can penetrate through tissues with a certain depth in a certain range, for example, the absorption coefficients of oxyhemoglobin and deoxyhemoglobin in the tissues to near infrared light are different, and the blood oxygen parameters of the tissues are obtained through the analysis of a sensor and a computer technology. Near infrared tissue blood oxygen noninvasive monitors based on near infrared spectroscopy, functional near infrared spectroscopy (f NIRS), near infrared spectroscopy fluorescence and the like are playing more and more important roles in the emerging fields of clinical medicine, sports medicine, neurobiology, cognitive science, mental fatigue, human-computer interaction and the like.
However, the application of the near infrared spectrum technology in these emerging fields is premised on collecting near infrared photographs of human bodies as raw materials for further scientific research and application.
SUMMERY OF THE UTILITY MODEL
According to one main aspect of the utility model, a near-infrared picture collecting device is provided, which comprises a near-infrared picture collecting module and a processor, wherein,
the near-infrared picture acquisition module is used for acquiring a human body near-infrared picture;
the processor comprises a near-infrared picture acquisition control unit and a near-infrared picture processing unit;
the near-infrared picture acquisition control unit is used for controlling acquisition of a near-infrared picture, and the near-infrared picture processing unit is used for processing the acquired near-infrared picture.
Preferably, the processor is either a single chip processor or an external CPU processor.
Preferably, when the processor is a single-chip processor, the near-infrared image acquisition device can independently complete acquisition of near-infrared images and image processing.
Preferably, when the processor is an external CPU processor, the near-infrared image acquisition device may be embedded into a corresponding external device as a plug-in, and the external CPU processor of the external device controls the near-infrared image acquisition device to perform near-infrared image acquisition and image processing.
Preferably, the near-infrared image acquisition device further comprises a communication interface, the near-infrared image acquisition device is in communication with an external device in a wired and/or wireless mode through the communication interface, and the external device is independent of the near-infrared image acquisition device.
Preferably, the near-infrared picture acquisition module is a finger near-infrared picture acquisition module and is used for acquiring a near-infrared picture of a finger of a user.
Preferably, the finger near-infrared image acquisition module comprises a near-infrared camera, a near-infrared light source component and a finger fixing device.
Preferably, the near-infrared light source means includes one or more sets of near-infrared lamps emitting near-infrared light of different wavelengths.
Preferably, the near-infrared light source means includes four sets of near-infrared lamps emitting near-infrared light of different wavelengths.
Preferably, the near-infrared image acquisition module sequentially acquires four near-infrared images with different wavelengths.
Preferably, the wavelength selection range of the near infrared light emitted by the near infrared light source component is 700-1800 nm.
Preferably, the first wavelength selection range of the near-infrared light emitted by the near-infrared light source component is between 700-800nm, the second wavelength selection range is between 800-900nm, the third wavelength selection range is between 900-1000nm, and the fourth wavelength selection range is between 1000-1100 nm.
Preferably, the first wavelength selection range of the near-infrared light emitted by the near-infrared light source part is between 740 and 800nm, the second wavelength selection range is between 840 and 900nm, the third wavelength selection range is between 940 and 1000nm, and the fourth wavelength selection range is between 1040 and 1100 nm.
Preferably, the near infrared camera is disposed at one side of the finger fixing device, and the near infrared light source part is disposed at the other side of the finger fixing device.
Preferably, the near-infrared camera is disposed below the finger fixing device, and the near-infrared light source part is disposed above the finger fixing device.
Preferably, the near infrared camera is separated from the finger fixing device by transparent glass.
Preferably, the finger fixing means comprises a U-shaped recess; and a switch is arranged at the position of the U-shaped groove corresponding to the finger tip and used for starting the acquisition of the finger near-infrared picture.
Preferably, the switch is a touch sensitive switch.
Preferably, the bottom of the U-shaped groove is hollow.
The utility model provides a near-infrared picture collection system, simple structure, economical and practical only need place the finger on near-infrared picture collection module, gather in proper order one, two, three, four or four more than different wavelength's finger near-infrared picture. The acquisition of multiple devices is not needed, the acquired data can be stored in the processor after being processed, and the data can also be transmitted to an external device.
Drawings
The foregoing summary, as well as the following detailed description, will be better understood when read in conjunction with the appended drawings. For the purpose of illustration, certain embodiments of the present disclosure are shown in the drawings. It should be understood, however, that the invention is not limited to the precise arrangements and instrumentalities shown. The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate implementations of systems and apparatus according to the invention and, together with the description, serve to explain the advantages and principles according to the invention.
Fig. 1 schematically shows a functional framework diagram of a near-infrared picture taking apparatus according to an embodiment of the present invention;
Detailed Description
Before explaining at least one embodiment of the invention in detail, it is to be understood that the invention is not limited in its application to the details of construction and to the arrangements of the components set forth in the following description or illustrated in the drawings. The drawings and written description are provided to guide those skilled in the art in making and using the invention for which patent protection is sought. The present invention is applicable to other embodiments and can be implemented and executed in various ways. Those skilled in the art will appreciate that not all features of a commercial embodiment are shown for the sake of clarity and understanding. Those skilled in the art will also appreciate that the development of an actual commercial embodiment incorporating aspects of the present inventions will require numerous implementation-specific decisions to achieve the developer's final goals of the commercial embodiment. While these efforts may be complex and time consuming, these efforts will be a routine undertaking for those of ordinary skill in the art having the benefit of this disclosure.
Also, it is to be understood that the phraseology and terminology employed herein is for the purpose of description and should not be regarded as limiting. For example, use of singular terms, such as "a," "an," and "the" is not intended to limit the number of items. Furthermore, the use of relational terms, such as, but not limited to, "top," "bottom," "left," "right," "upper," "lower," "down," "up," "side," and the like are used in this description with specific reference to the figures for clarity and are not intended to limit the scope of the invention or the appended claims. Further, it should be understood that any of the features of the present invention may be used alone or in combination with other features. Other systems, methods, features and advantages of the invention will be, or will become, apparent to one with skill in the art upon examination of the following figures and detailed description. It is intended that all such additional systems, methods, features and advantages be included within this description, be within the scope of the invention, and be protected by the accompanying claims.
Implementations of the present invention will now be described in detail with reference to the accompanying drawings.
Referring to fig. 1, in an embodiment of the present invention, the near-infrared image capturing device includes a processor 1 and a finger near-infrared image capturing module 2, wherein the finger near-infrared image capturing module 2 is used for capturing a near-infrared photo of a finger of a user (a photo taken by a near-infrared camera under near-infrared light); the processor 1 comprises a near-infrared picture acquisition control unit and a near-infrared picture processing unit (not shown); the near-infrared picture acquisition control unit is used for controlling acquisition of a near-infrared picture, the near-infrared picture processing unit is used for processing the acquired near-infrared picture, and the processor 1 plays a control role in the near-infrared picture acquisition module. It should be understood that, although the present invention is described by using the finger near-infrared image capturing module in the illustrated embodiment, the present invention is not limited thereto, and various near-infrared image capturing modules, for example, a palm near-infrared image capturing module, etc., may be used.
The collected pictures can be stored in a near-infrared picture collecting device, and can also be transmitted to an external device in a wired and/or wireless way through a communication interface. It should be appreciated that in other embodiments of the present invention, the communication interface and the external device may not be included. They are illustrated together in this embodiment for the purpose of exhaustive description, but this does not imply that these components are essential.
As shown in fig. 1, the finger near-infrared picture collecting device includes a near-infrared camera 21, a finger fixing device 22 and a near-infrared light source part 23. The near-infrared camera 21 is used to take a near-infrared picture of a finger, and the near-infrared light source section 23 is used to emit near-infrared light to the finger of the user so that the near-infrared camera takes a picture. When the user correctly places the finger on the finger fixing device 22, the near-infrared light source part 23 sequentially emits four kinds of near-infrared light of different wavelengths, and the near-infrared camera 21 sequentially takes four near-infrared pictures of different wavelengths. It should be understood that while the present embodiment is preferred to capture photographs of four different wavelengths of near infrared light, in other embodiments it is possible to use one, two, or three, five, or even more different wavelengths of photographs, and such alternatives should not be excluded from the scope of the present invention.
As shown, the near-infrared light source part 23 is located above the finger hold 22, and the near-infrared camera 21 is located below the finger hold 22. A layer of transparent glass is arranged between the finger fixing device and the near-infrared camera. The transparent glass plays a dustproof role in the near-infrared camera; the near-infrared camera can shoot the finger through glass. However, it is emphasized again that "upper" and "lower" in this embodiment merely indicate relative positions between the components; also, in other embodiments, for example, the near-infrared light source component may be located on the left side of the finger holder, and the near-infrared camera may be located on the right side of the finger holder. Of course, the position of the one side and the other side is preferably the position of the opposite side, but may be a certain range of positions deviating from the position of the opposite side in some embodiments. It should be understood by those skilled in the art that these solutions should not be excluded from the scope of the present invention as long as the near-infrared light source component 23 can illuminate the finger of the user and the near-infrared camera 21 can take the picture of the near-infrared light passing through the finger.
The finger hold means 22 is in the illustrated embodiment a "U-shaped" recess with a hollow bottom. The top end (corresponding to the finger tip) of the U-shaped top end is provided with a capacitive touch sensing switch, wherein the touch sensing function is provided with a capacitive touch sensing switches, and a capacitive touch sensing function of the capacitive touch sensing switches, and touch sensing functions of the capacitive touch sensing switches are triggered by a capacitive touch sensing switches, and touch sensing functions of the capacitive touch sensing switches are arranged at the touch sensing switches, and are arranged at the tops of the touch sensing switches, and touch sensing functions of the capacitive touch sensing switches are triggered by a capacitive touch sensing switches, and are arranged at the top ends of the capacitive touch sensing switches, and are arranged. It should be understood that in other embodiments, the finger securement device may be other than U-shaped, and may be other suitable shapes; the bottom of the device is not necessarily hollow, so long as the near-infrared camera can shoot a picture of near-infrared light passing through fingers; the touch sensitive switch need not be disposed at the top of the U-shape, and other suitable positions are possible. It should also be understood that although the touch-sensitive switch is capacitive in this embodiment, other forms of touch-sensitive switches are possible; also, even other forms of switches, such as mechanical switches, light sensitive switches or voice activated switches are possible. None of these alternatives should be excluded from the scope of the present invention.
When the top end of the finger touches the switch at the top end, the process of shooting the near-infrared picture is started. The near-infrared light source means comprises four sets of near-infrared lamps, each set comprising one or more near-infrared lamps, preferably 2 to 6 near-infrared lamps. Each group of near-infrared lamps can emit near-infrared light with the group of wavelengths when being started. When the near-infrared camera starts a shooting process, the groups of wavelength near-infrared lamps are sequentially started, and finger near-infrared pictures under the wavelength are shot according to the wavelength. Specifically, the near-infrared light source part turns on near-infrared light of a first wavelength, the near-infrared camera takes a photo of the finger near-infrared light at the first wavelength, then the near-infrared light source part turns off the near-infrared light of the first wavelength, turns on the near-infrared light of a second wavelength, the near-infrared camera takes a photo of the finger near-infrared light at the second wavelength, then the near-infrared light source part turns off the near-infrared light of the second wavelength, turns on the near-infrared light of a third wavelength, the near-infrared camera takes a photo of the finger near-infrared light at the third wavelength, then the near-infrared light source part turns off the near-infrared light of the third wavelength, turns on the near-infrared light of a fourth wavelength, and the near-infrared camera takes a photo of the finger near-infrared light at the fourth wavelength. In a preferred embodiment, the entire photographing process takes less than 1 second. After the photographing is finished, the user can remove the finger from the finger fixing device by himself. It should be understood that in some embodiments, the above-described lighting and photographing processes may be automatically performed upon activation, and in other embodiments, the processes may be controlled by a user, for example, through the above-described switch or another switch. It should also be understood that in some embodiments, after the photographing is finished, the user may be prompted in a light or sound manner, or a prompting lamp or a speaker may be provided for prompting. None of these alternatives should be excluded from the scope of the present invention.
The four different wavelengths of the near-infrared light source component are all 700-1800 nm. In a preferred embodiment, the first wavelength is set between 700-800nm, the second wavelength is set between 800-900nm, the third wavelength is set between 900-1000nm, and the fourth wavelength is set between 1000-1100 nm. In a more preferred embodiment, the first wavelength is set between 740-800nm, the second wavelength is set between 840-900nm, the third wavelength is set between 940-1000nm, and the fourth wavelength is set between 1040-1100 nm.
As shown in fig. 1, the processor is preferably a single-chip processor, which includes a near-infrared image acquisition control unit and a near-infrared image processing unit. The near-infrared picture acquisition control unit is used for controlling the acquisition of a near-infrared picture, namely controlling the operation of the near-infrared camera and the near-infrared light source component, the near-infrared picture processing unit is used for processing the acquired near-infrared picture, namely associating the acquired near-infrared picture with the near-infrared wavelength during shooting, and the processed picture can be stored in the processor or transmitted to the external device in a wired and/or wireless mode through the communication interface so as to be used for specific purposes.
The external device can be a mobile phone, a Pad computer or a PC computer of a user, and can also be specific equipment, such as a blood sugar measuring instrument, and the principle of the blood sugar measuring instrument is to measure the blood sugar value of the user by using a finger near-infrared picture of the user. The wireless mode includes, for example, WiFi, bluetooth, Zigbee, etc., and also includes, for example, 3G, 4G, 5G, etc.
It should be understood that, although the present invention is explained by taking and analyzing the near infrared photograph of the finger in the above embodiments, the present invention is not limited to only taking the photograph of the finger. Other suitable ways, such as taking a picture of collecting and analyzing the palm or other limb segment of the human body, are also possible. These alternatives should not be excluded from the scope of the present invention.
In addition, it should be understood by those skilled in the art that due to the variety of combinations of hardware and software (including firmware), a single software function is not necessarily implemented by only one piece of hardware, and various software functions may be implemented by being integrated into one piece of hardware or distributed among multiple pieces of hardware. The separation or integration of hardware, as well as not specifically illustrated, does not limit the functionality of the software. In particular, due to advances in cloud storage and cloud computing technologies, some functions may be implemented either locally, on the "cloud," or both. None of these alternatives should be excluded from the scope of the present invention unless otherwise specifically stated.
It will be appreciated by those skilled in the art that changes could be made to the embodiments described above without departing from the broad inventive concept thereof. It is understood, therefore, that the invention disclosed herein is not limited to the particular embodiments disclosed, but is intended to cover modifications within the spirit and scope of the present invention as defined by the appended claims. In addition, even if the spirit and scope of the present invention as defined in the appended claims are read according to the embodiments disclosed in the present invention, the principle of contribution should not be applied to accept or reject the spirit and scope of the present invention unless the applicant makes a special explanation.
Claims (13)
1. The utility model provides a near-infrared picture collection system which characterized in that: comprises a near-infrared image acquisition module and a processor, wherein,
the near-infrared picture acquisition module is used for acquiring a human body near-infrared picture;
the processor comprises a near-infrared picture acquisition control unit and a near-infrared picture processing unit;
the near-infrared picture acquisition control unit is used for controlling acquisition of a near-infrared picture, and the near-infrared picture processing unit is used for processing the acquired near-infrared picture.
2. The near-infrared picture taking device according to claim 1, further comprising a communication interface, wherein the near-infrared picture taking device communicates with an external device in a wired and/or wireless manner through the communication interface, and the external device is independent of the near-infrared picture taking device.
3. The near-infrared picture taking device as claimed in claim 1, wherein the near-infrared picture taking module is a finger near-infrared picture taking module for taking near-infrared pictures of fingers of a user.
4. The near-infrared picture capturing device as claimed in claim 3, wherein the finger near-infrared picture capturing module includes a near-infrared camera, a near-infrared light source component, and a finger fixing device.
5. The near-infrared picture taking apparatus as claimed in claim 4, wherein the near-infrared light source means includes one or more sets of near-infrared lamps emitting near-infrared light of different wavelengths.
6. The near-infrared picture taking apparatus as claimed in claim 5, wherein the near-infrared light source means includes four sets of near-infrared lamps emitting near-infrared light of different wavelengths.
7. The near-infrared picture collecting device as claimed in claim 6, wherein the near-infrared picture collecting module collects four near-infrared pictures with different wavelengths in sequence.
8. The device as claimed in claim 4, wherein the wavelength of the near infrared light emitted from the near infrared light source component is selected from the range of 700-1800 nm.
9. The near-infrared picture taking device as claimed in claim 4, wherein the near-infrared camera is disposed on one side of the finger holder, and the near-infrared light source part is disposed on the other side of the finger holder.
10. The near-infrared picture taking device as claimed in claim 4, wherein the near-infrared camera is disposed below the finger holding device, and the near-infrared light source part is disposed above the finger holding device.
11. The near-infrared picture taking device as claimed in claim 4, wherein the near-infrared camera is separated from the finger fixing device by a transparent glass.
12. The near-infrared picture taking device as claimed in claim 4, wherein the finger fixing means comprises a U-shaped groove; and a switch is arranged at the position of the U-shaped groove corresponding to the finger tip and used for starting the acquisition of the finger near-infrared picture.
13. The near-infrared picture taking device according to claim 12, wherein the switch is a touch-sensitive switch.
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| CN202021414568 | 2020-07-17 | ||
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| CN202010784720.7A Pending CN113940625A (en) | 2020-07-17 | 2020-08-06 | A kind of near-infrared image acquisition method |
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| WO2024143500A1 (en) * | 2022-12-28 | 2024-07-04 | Suntory Holdings Limited | Detection apparatus, detection method, and control program for detection apparatus |
| CN116898431A (en) * | 2023-06-25 | 2023-10-20 | 苏州优化医疗科技有限公司 | Multi-band near infrared luminous shooting device and data acquisition method |
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| CN102467665B (en) * | 2010-11-12 | 2014-05-28 | 中国船舶重工集团公司第七一○研究所 | Finger vein image acquisition identification apparatus |
| JP6361193B2 (en) * | 2014-03-14 | 2018-07-25 | 富士通株式会社 | LIGHT SOURCE DEVICE, LIGHT EMITTING METHOD, AND TERMINAL DEVICE |
| CN203861234U (en) * | 2014-04-12 | 2014-10-08 | 吉林大学 | Near-infrared dual-wavelength noninvasive blood glucose gauge |
| JP2016092784A (en) * | 2014-11-11 | 2016-05-23 | キヤノン株式会社 | Imaging apparatus |
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