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WO2025146845A1 - Dispositif de caméra pourvu d'une structure dans laquelle une source de lumière et un capteur d'images sont autoalignés, et système l'utilisant - Google Patents

Dispositif de caméra pourvu d'une structure dans laquelle une source de lumière et un capteur d'images sont autoalignés, et système l'utilisant Download PDF

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Publication number
WO2025146845A1
WO2025146845A1 PCT/KR2024/000132 KR2024000132W WO2025146845A1 WO 2025146845 A1 WO2025146845 A1 WO 2025146845A1 KR 2024000132 W KR2024000132 W KR 2024000132W WO 2025146845 A1 WO2025146845 A1 WO 2025146845A1
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WO
WIPO (PCT)
Prior art keywords
light source
image sensor
camera device
light
reflector
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
PCT/KR2024/000132
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English (en)
Korean (ko)
Inventor
강희균
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Granluz Co ltd
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Granluz Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Granluz Co ltd filed Critical Granluz Co ltd
Priority to PCT/KR2024/000132 priority Critical patent/WO2025146845A1/fr
Publication of WO2025146845A1 publication Critical patent/WO2025146845A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/55—Details of cameras or camera bodies; Accessories therefor with provision for heating or cooling, e.g. in aircraft
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means

Definitions

  • the present disclosure relates to a camera device having a structure in which a light source and an image sensor are self-aligned, and a system using the same.
  • the imaging device has a camera module, and the camera module includes an image sensor.
  • camera modules are being installed not only in imaging devices but also in general electronic devices.
  • the searchlights for image-forming optical zoom systems were mostly composed of a fixed reflector light, a camera, and a laser.
  • a fixed reflector light e.g., a laser
  • high-quality shooting, and transmission of the data are required, such as performing manual or automatic zooming. This is also required to obtain clear results even when forming a non-image-forming optical system.
  • the embodiments disclosed in the present disclosure have been proposed to solve the above-described problems, and the purpose is to provide a camera device including a structure in which a light source and an image sensor are self-aligned, and to realize an optical system applicable to imaging optics or non-imaging optics.
  • a camera device may include a light source unit that outputs light and an image sensor positioned on a surface facing the light source unit in the direction of an optical axis while being parallel to an optical path, and characterized in that the light source unit and the image sensor have a structure in which they are self-aligned with respect to the optical path in the direction of the optical axis.
  • the light source unit of the camera device may be characterized by having a shape in which a portion overlapping with the image sensor on the optical path is removed in order to reduce the amount of light directly irradiated to the self-aligned image sensor and thereby reduce optical power.
  • the light source unit of the camera device may be characterized by having a metal reflector provided in a portion overlapping the image sensor on the optical path in order to reduce the amount of light directly irradiated to the self-aligned image sensor and thereby reduce optical power.
  • a camera device may include a transparent housing, and the housing may be positioned between the light source unit and the image sensor in the direction of the optical axis while being parallel to the optical path, or may be positioned on a common, opposing surface of the light source unit and the image sensor.
  • the lens may be characterized by including at least one of a concave lens, a convex lens, and the special lens.
  • the external housing of another camera device may be characterized by being composed of a light-absorbing material to reduce scattered light due to light output from the light source and light passing through the lens.
  • control unit may be set to perform focusing within a preset threshold range with respect to the investigation target distance.
  • FIG. 1 is a schematic block diagram of a camera device according to various embodiments of the present disclosure.
  • FIG. 4 is an exemplary diagram of a self-alignment structure of a camera device according to various embodiments of the present disclosure.
  • FIGS. 5A and 5B are exemplary diagrams of image sensor locations of a camera device according to various embodiments of the present disclosure.
  • FIGS. 6A and 6B are exemplary views of lenses according to various embodiments of the present disclosure.
  • FIG. 8 is an exemplary diagram of a special lens according to various embodiments of the present disclosure.
  • FIG. 10 is an example diagram of a light source unit formed in a special shape to reduce the amount of light directly irradiated to an image sensor (140) according to various embodiments of the present disclosure.
  • FIG. 12 is an exemplary diagram of a light source unit according to various embodiments of the present disclosure.
  • FIGS. 13a to 13c are exemplary diagrams of the operation of a reflector of a self-aligning camera according to various embodiments of the present disclosure.
  • FIG. 14 is an exemplary diagram regarding control of a reflector according to various embodiments of the present disclosure.
  • FIGS. 15A and 15B are exemplary diagrams of a camera device having a reflector and a reflector according to various embodiments of the present disclosure.
  • FIGS. 16A to 16B are exemplary diagrams of a light source unit according to various embodiments of the present disclosure.
  • FIG. 17 is an exemplary diagram of a camera device having a heat dissipation unit according to various embodiments of the present disclosure.
  • first, second, etc. are used to distinguish one component from another, and the components are not limited by the aforementioned terms.
  • each step is used for convenience of explanation and do not describe the order of each step. Each step may be performed in a different order than specified unless the context clearly indicates a specific order.
  • the 'device according to the present disclosure includes all of various devices that can perform computational processing and provide results to a user.
  • the device according to the present disclosure may include all of a computer, a server device, and a portable terminal, or may be in the form of any one of them.
  • the computer may include, for example, a notebook, desktop, laptop, tablet PC, slate PC, etc. equipped with a web browser.
  • the above server device is a server that processes information by communicating with an external device, and may include an application server, a computing server, a database server, a file server, a game server, a mail server, a proxy server, and a web server.
  • the above portable terminal may include, for example, all kinds of handheld-based wireless communication devices such as a PCS (Personal Communication System), GSM (Global System for Mobile communications), PDC (Personal Digital Cellular), PHS (Personal Handyphone System), PDA (Personal Digital Assistant), IMT (International Mobile Telecommunication)-2000, CDMA (Code Division Multiple Access)-2000, W-CDMA (W-Code Division Multiple Access), WiBro (Wireless Broadband Internet) terminal, a smart phone, and a wearable device such as a watch, a ring, a bracelet, an anklet, a necklace, glasses, contact lenses, or a head-mounted-device (HMD), as a wireless communication device that ensures portability and mobility.
  • a PCS Personal Communication System
  • GSM Global System for Mobile communications
  • PDC Personal Digital Cellular
  • PHS Personal Handyphone System
  • PDA Personal Digital Assistant
  • IMT International Mobile Telecommunication
  • CDMA Code Division Multiple Access
  • W-CDMA Wideband Code Division Multiple Access
  • a camera device means a camera having a self-aligning light source unit.
  • self-alignment may mean that the light source unit and the image sensor unit are self-aligned.
  • self-alignment of the present disclosure may mean matching the irradiation range of the light source unit and the shooting range of the image sensor unit.
  • the camera device is different from a conventional camera that is arranged vertically by a simple combination of a light source portion and an image sensor portion.
  • the light source portion and the image sensor portion are arranged vertically, so that the respective irradiation ranges and shooting ranges do not match, resulting in low optical power outdoors where long-distance focusing is required.
  • the self-aligning camera of the present disclosure can compensate for the low optical power in long-distance focusing even when installed outdoors.
  • the camera device (100) may include a control unit.
  • the control unit according to various embodiments of the present disclosure may be configured to check the irradiation target distance of the light source unit (110) and adaptively perform focusing based on the checked irradiation target distance. Such a process may correspond to an autofocusing process.
  • the control unit may be implemented as a memory (not shown) that stores data for an algorithm for controlling the operation of components in the camera device (100) or a program that reproduces the algorithm, and at least one function block that performs the above-described operation using the data stored in the memory.
  • the control unit and the memory may be implemented as separate chips.
  • the control unit and the memory may be implemented as a single chip.
  • the control unit according to the embodiment may be set to perform focusing within a preset threshold range for the investigation target distance.
  • the preset threshold range may be, for example, 20%.
  • the threshold range may be arbitrarily set by the user as long as it is a range for finely adjusting the focus of the camera device (100).
  • the control unit according to the embodiment may be set to adjust the optical magnification of the light source unit (110) to adjust the light irradiation area.
  • the control unit may be set to continuously emit the amount of light required for the image sensor (140) corresponding to the distance at which the subject is located, and to transmit the captured image of the subject to an external device through the communication unit. Through this, the user can monitor the captured image.
  • the camera device (100) may include a communication unit capable of communicating with an external device.
  • the communication unit (not shown) may perform a function of transmitting information stored in the memory of the camera device (100) or information processed by the control unit to another device, or receiving information from another device to the camera device (100).
  • the camera device (100) may exchange information with an external device for remote monitoring through the communication unit.
  • the wireless communication module may include, in addition to a WiFi module and a Wireless Broadband module, a wireless communication module that supports various wireless communication methods such as GSM (global System for Mobile Communication), CDMA (Code Division Multiple Access), WCDMA (Wideband Code Division Multiple Access), UMTS (universal mobile telecommunications system), TDMA (Time Division Multiple Access), LTE (Long Term Evolution), 4G, 5G, and 6G.
  • GSM Global System for Mobile Communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • UMTS universalal mobile telecommunications system
  • TDMA Time Division Multiple Access
  • LTE Long Term Evolution
  • the wireless communication module may include a wireless communication interface including an antenna and a receiver for receiving a mobile communication signal.
  • the wireless communication module may further include a signal conversion module for demodulating an analog wireless signal received through the wireless communication interface into a digital control signal.
  • the short-range communication module is for short-range communication and can support short-range communication using at least one of Bluetooth (BluetoothTM RFID (Radio Frequency Identification), Infrared Data Association; IrDA), UWB (Ultra Wideband), ZigBee, NFC (Near Field Communication), Wi-Fi (Wireless-Fidelity), Wi-Fi Direct, and Wireless USB (Wireless Universal Serial Bus) technologies.
  • Bluetooth BluetoothTM RFID (Radio Frequency Identification), Infrared Data Association; IrDA), UWB (Ultra Wideband), ZigBee, NFC (Near Field Communication), Wi-Fi (Wireless-Fidelity), Wi-Fi Direct, and Wireless USB (Wireless Universal Serial Bus) technologies.
  • An interface unit (not shown) serves as a passage for various types of external devices connected to the camera device (100).
  • the interface unit may include at least one of a wired/wireless headset port, an external charger port, a wired/wireless data port, a memory card port, a port for connecting a device equipped with an identification module (SIM), an audio I/O (Input/Output) port, a video I/O (Input/Output) port, and an earphone port.
  • SIM identification module
  • an audio I/O Input/Output
  • video I/O Input/Output
  • Such memory may include at least one type of storage medium among a flash memory type, a hard disk type, an SSD (Solid State Disk type), an SDD (Silicon Disk Drive) type, a multimedia card micro type, a card type memory (for example, an SD or XD memory, etc.), a random access memory (RAM), a static random access memory (SRAM), a read-only memory (ROM), an electrically erasable programmable read-only memory (EEPROM), a programmable read-only memory (PROM), a magnetic memory, a magnetic disk, and an optical disk.
  • the memory may be a database that is separate from the camera device (100) but connected by wire or wirelessly.
  • the light source unit (110) may be equipped with a high-power LED as the main light source.
  • the high-power LED may refer to, for example, LED elements having an output of 1 W or more.
  • the light source unit (110) may be equipped with micro LEDs around the high-power LED in order to compensate for color bleeding, refraction, diffraction, etc. that may occur due to the light power output from the high-power LED.
  • the high-power LED of the light source unit (110) may be equipped in a shape composed of a point, a line, or a plane, and the micro LEDs may be equipped along the boundary of the shape.
  • the micro LEDs may be equipped in a shape that surrounds the boundary of the shape of the high-power LED of the light source unit (110).
  • the high-power LED of the light source unit (110) may be equipped on the PCB in the shape of a square plane, and the micro LEDs may be equipped on the PCB in the shape of a square frame that surrounds the boundary of the square plane shape of the high-power LED. That is, the micro LED of the light source unit (110) is provided to perform color correction of the high-power LED.
  • the lens (120) can refract light output from the light source (110).
  • the lens (120) includes at least one lens.
  • the lens (120) is positioned on the optical path and between the light source (110) and the image sensor (140) to form an imaging optical system of the camera device (100).
  • the lens (120) may include at least one of a concave lens, a convex lens, or a special lens.
  • the special lens may be a lens that combines a concave lens and a convex lens to reduce the amount of light output from the light source (110) and reaching the image sensor (140).
  • Each pixel of the image sensor (140) according to the embodiment may have its own color temperature.
  • the color temperature of each pixel may be calibrated. This calibration may be a process of adjusting the characteristics of each pixel forming the image sensor (140) by comparing the color temperature of light with the color temperature of an image captured through the image sensor (140).
  • the image sensor (140) according to the embodiment may be positioned on a surface that is parallel to the light path and faces the light source unit (110) in the direction of the optical axis.
  • the camera device (100) may further include an external housing (not shown) configured to surround the light source unit (110), the lens (120), the housing (130), the image sensor (140), etc.
  • the external housing may be configured with a light-absorbing material to prevent light irradiated from the light source unit (110) from being irradiated to a direction other than the direction in which the image sensor faces.
  • the external housing may be configured with a light-absorbing material to reduce scattered light due to light output from the light source unit (110) and light passing through the lens (120). More specifically, the housing may perform a function of reducing scattered light due to light output from the light source unit (110) and light passing through the lens (120), and thus may perform a light guide role.
  • each component illustrated in Fig. 1 represents software and/or hardware components such as a Field Programmable Gate Array (FPGA) and an Application Specific Integrated Circuit (ASIC).
  • FPGA Field Programmable Gate Array
  • ASIC Application Specific Integrated Circuit
  • the irradiation area of the light source unit (110) and the photographing area of the image sensor (140) do not match each other.
  • the light irradiation area and the photographing area partially overlap, but do not completely overlap.
  • only a part of the photographing area of the image sensor (140) overlaps with the irradiation area of the light source unit (110), so that the subject to be observed may not be properly observed.
  • FIG. 3 is an exemplary diagram of magnetic alignment of a camera device according to various embodiments of the present disclosure.
  • a camera device (e.g., the camera device (100) of FIG. 1) may have a configuration in which a light source unit (e.g., the light source unit (110) of FIG. 1) and an image sensor (e.g., the image sensor (140) of FIG. 1) are self-aligned.
  • the camera device according to an embodiment of the present disclosure may have a structure in which a range of a light path irradiated from the light source unit and a shooting range of the image sensor correspond to each other.
  • the meaning of correspondence may mean having a structure in which the light source unit and the image sensor are arranged so that the shooting range (FOV) of the image sensor is included within the light irradiation range (optical path).
  • the meaning of the aligned structure may mean that the light source unit and the image sensor are self-aligned by arranging the light source unit and the image sensor so that the shooting range (FOV) of the image sensor is included within the light irradiation range (optical path).
  • the centers of the light source (110) and the image sensor (140) are shown to be aligned, but this is not limited to the arrangement, and any arrangement or location is possible as long as the shooting range (FOV) of the image sensor (140) is positioned or functions to correspond within the light irradiation range (optical path), and it is not necessary for the centers of each element to be aligned.
  • the image sensor (140) may be in contact with the light source or positioned at a certain distance from the light source within the range where the shooting range (FOV) of the image sensor (140) corresponds to the light irradiation range (optical path) of the light source (110).
  • FOV shooting range
  • optical path optical path
  • the camera device is capable of close-range and long-range shooting. At this time, the camera device can transmit high-quality shooting data to an external device via a wired/wireless network.
  • a camera device can perform judgment of adjusting the zoom ratio to match the irradiation area and the shooting area while maintaining an appropriate optical power for a subject to be photographed, and control of components for performing such a process.
  • the camera device may have a structure for minimizing the amount of light transmitted to an image sensor (140) positioned on an optical path.
  • This structure may be, for example, a structure in which a light source unit (110) and an image sensor (140) are self-aligned.
  • the camera device of the present disclosure may include a self-alignment structure for forming an imaging optical system and a self-alignment structure for forming a non-imaging optical system.
  • a camera device may include a light source unit (110), an image sensor (140), and a reflector.
  • the reflector unit may include a first reflector, a second reflector, and a reflector that reflect light output from the light source unit (110).
  • the light receiving angle and position of the first reflector and the second reflector may be set so that the irradiation range where the light output from the light source unit (110) is reflected and irradiated matches the shooting range captured by the image sensor (140).
  • the reflector unit may be provided so that the light source unit (110) and the image sensor (140) have a structure in which they are self-aligned with respect to the optical path in the direction of the optical axis.
  • the reflector may include a first reflector on a plane spaced apart from the light source unit (110) by a first distance on a surface opposite to the image sensor (140) based on the light source unit (110).
  • the reflector may include a second reflector on a plane spaced apart from the light source unit (110) by a second distance on a surface where the image sensor (140) is located based on the light source unit (110), and located between the light source unit (110) and the image sensor (140).
  • the reflector may include a reflector between the second reflector and the image sensor (140).
  • the reflector reflects light output from the light source unit (110) or reflects light reflected from the first reflector or the second reflector.
  • the light-receiving angles of the first reflector and the second reflector, the positions where they are provided, and the shape of the reflector can be set.
  • the shape of the reflector can be hemispherical, flat, etc.
  • the light-receiving angle can be set corresponding to the angle at which the light spreads by adjusting the bending angle of the reflector, and the position where the reflector is provided can be set by adjusting the first and second intervals spaced apart from the light source unit.
  • the camera device is capable of autofocusing and zooming in/out on a subject to be photographed.
  • the camera device can determine an irradiation area in conjunction with the focus adjustment. At this time, the camera device can immediately adjust the irradiation area according to the focus adjustment speed.
  • the control unit according to the embodiment can calculate the amount of light required for the image sensor corresponding to the distance at which the subject to be photographed is located.
  • a camera device may include at least one of a concave lens, a convex lens, and a special lens.
  • the camera device including the lens may be an imaging optical system camera device.
  • the special lens according to the embodiment may be formed to reduce light loss by allowing less light to enter the image sensor.
  • the special lens may be a combined form of a concave lens and a convex lens.
  • the special lens refracts light output from the light source to reduce the amount of light reaching the image sensor, and may be positioned accordingly.
  • the special lens according to the embodiment disclosed in FIG. 8 may include a convex lens positioned at both edges and a concave lens positioned between the convex lenses to reduce the amount of light reaching the image sensor. Accordingly, the amount of light may relatively increase in the peripheral area of the image sensor, and the amount of light may relatively decrease in the area where the image sensor is located.
  • the special lens may have any form without limitation as long as the special lens reduces the amount of light reaching the image sensor while allowing the light source and the image sensor to be self-aligned and installed in the camera device.
  • the special lens is not limited to the position, order, or number of installations as long as it can reduce the amount of light reaching the image sensor and reduce light loss.
  • the special lens may be positioned closest to the light source between the light source and the housing as in Fig. 8, but alternatively, another general lens may be positioned closest to the light source followed by the special lens.
  • the light source unit (110) may additionally be equipped with LED modules of different colors around the LED module in order to compensate for color bleeding, refraction, diffraction, etc. that may occur due to light output from the LED module.
  • the single-color LED module of the light source unit (110) may be equipped in a shape composed of a point, a line, or a plane, and LED modules of different colors may be equipped along the boundary of the shape.
  • another LED module may be equipped in a shape that surrounds the boundary of the LED module of the light source unit (110).
  • the LED module of the light source unit (110) may be equipped on a PCB, and LED modules of different colors may be equipped on the PCB in a shape that surrounds the boundary of the LED module.
  • the LED modules of different colors of the light source unit (110) may be equipped in order to perform color correction of the main LED module.
  • FIG. 10 is an example diagram of a light source unit formed in a special shape to reduce the amount of light directly irradiated to an image sensor (140) according to various embodiments of the present disclosure.
  • the light source unit (110) may be formed in a shape such that light is not irradiated to a portion overlapping the image sensor (140) in the optical path in order to reduce the amount of light directly irradiated to the self-aligned image sensor (140) and thus reduce the optical power for the image sensor (140).
  • FIG. 11 is an example diagram including a reflector for reducing the amount of light directly irradiated to an image sensor (140) according to various embodiments of the present disclosure.
  • the light source unit (110) may be designed to have a shape in which a portion overlapping with the image sensor (140) on the optical path is removed in order to reduce the amount of light directly irradiated to the self-aligned image sensor (140) and thus reduce the optical power for the image sensor (140).
  • the light source unit (110) may be designed in a two-dimensional square shape in which a portion overlapping with the image sensor (140) on the optical path is removed. Accordingly, the optical power of the light output from the light source unit (110) is reduced for the removed portion.
  • the light source unit (110) may be designed to have a metal reflector provided at a portion overlapping the image sensor (140) on the optical path in order to reduce the amount of light directly irradiated to the self-aligned image sensor, thereby reducing the optical power for the image sensor (140).
  • the light source unit (110) is provided with a metal reflector at a portion overlapping the image sensor (140) on the optical path, so that the light output from the light source unit (110) is reflected by the reflector, thereby reducing the optical power directly irradiated to the image sensor (140).
  • the material of the reflector is not limited to metal, and any material that can reduce the light directly or indirectly irradiated to the image sensor (140) may be used. Such an effect may be achieved by designing various shapes of the light source unit (110), as shown in FIGS. 10 and 12.
  • FIG. 12 is an exemplary diagram of a light source unit according to various embodiments of the present disclosure.
  • the camera device may further include a reflector (153).
  • the reflector (153) may be positioned between the light source unit (110) and the housing unit (130) and facing the image sensor unit (140).
  • the reflector (123) may be provided to reduce light directly directed to the image sensor unit (140).
  • the reflector (153) may reflect light output from the light source unit (110) or re-reflect light reflected from the first reflector (151) or the second reflector.
  • the reflector (153) may be designed in consideration of the correlation between the radiation of the light source and the reflection angle of the reflector (151, 152).
  • FIGS. 15A and 15B are exemplary diagrams of a camera device forming a non-focusing optical system according to various embodiments of the present disclosure.
  • it may be configured in a flat shape, for example, as in Fig. 15a, or in a shape with a convex surface that is partially convex, as in Fig. 15b.
  • it may be formed in a hemispherical shape in which one side is convex and the other side is flat, as shown in the drawing.
  • one side may be in a direction facing the light source.
  • the reflector (153) is illustrated as being provided when the second reflector (152) described above is not installed, but may be provided regardless of the presence or absence of the second reflector (152) when it is necessary to reduce light directed to the image sensor (140).
  • FIGS. 16A and 16B are exemplary diagrams of a light source unit according to various embodiments of the present disclosure.
  • the light source unit may be configured as a light source module of the type mentioned in FIG. 12 above, or as a special type of light source module, such as an x-cube module.
  • the light source unit may be of any type that minimizes light directed directly toward the image sensor unit (140).
  • a light source of the type used in a lighthouse, as shown in FIG. 16a, or a light source of the type of x-cube module, as shown in FIG. 16b may be used. While using a light source of a type that does not directly direct light toward the image sensor unit (140), light irradiated in other directions can be irradiated in an intended direction by adjusting the size, number, and position of reflectors.
  • Computer-readable storage media include all types of storage media that store instructions that can be deciphered by a computer. Examples include ROM (Read Only Memory), RAM (Random Access Memory), magnetic tape, magnetic disk, flash memory, and optical data storage devices.
  • ROM Read Only Memory
  • RAM Random Access Memory
  • magnetic tape magnetic tape
  • magnetic disk magnetic disk
  • flash memory optical data storage devices

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  • Optics & Photonics (AREA)
  • Aviation & Aerospace Engineering (AREA)
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Abstract

Un dispositif de caméra selon divers modes de réalisation de la présente divulgation peut comprendre : une unité source de lumière destinée à émettre de la lumière ; et un capteur d'images positionné dans la portée de la lumière émise par l'unité source de lumière.
PCT/KR2024/000132 2024-01-03 2024-01-03 Dispositif de caméra pourvu d'une structure dans laquelle une source de lumière et un capteur d'images sont autoalignés, et système l'utilisant Pending WO2025146845A1 (fr)

Priority Applications (1)

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PCT/KR2024/000132 WO2025146845A1 (fr) 2024-01-03 2024-01-03 Dispositif de caméra pourvu d'une structure dans laquelle une source de lumière et un capteur d'images sont autoalignés, et système l'utilisant

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0511363A (ja) * 1991-07-05 1993-01-22 Canon Inc 照 明 装 置
JP2011248370A (ja) * 2011-07-06 2011-12-08 Nikon Corp 投影装置および電子機器
JP2018515958A (ja) * 2015-03-13 2018-06-14 タレス ヴィジョニクス インクＴｈａｌｅｓ Ｖｉｓｉｏｎｉｘ， Ｉｎｃ． 異なる照明条件下でのイメージングのためのデュアルモード照明器
KR20190019504A (ko) * 2017-08-18 2019-02-27 삼성전자주식회사 카메라 모듈에 포함된 렌즈부의 흔들림을 제어하는 전자 장치 및 전자 장치의 동작 방법
KR20190084054A (ko) * 2016-11-17 2019-07-15 트리나미엑스 게엠베하 적어도 하나의 피사체를 광학적으로 검출하기 위한 검출기

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0511363A (ja) * 1991-07-05 1993-01-22 Canon Inc 照 明 装 置
JP2011248370A (ja) * 2011-07-06 2011-12-08 Nikon Corp 投影装置および電子機器
JP2018515958A (ja) * 2015-03-13 2018-06-14 タレス ヴィジョニクス インクＴｈａｌｅｓ Ｖｉｓｉｏｎｉｘ， Ｉｎｃ． 異なる照明条件下でのイメージングのためのデュアルモード照明器
KR20190084054A (ko) * 2016-11-17 2019-07-15 트리나미엑스 게엠베하 적어도 하나의 피사체를 광학적으로 검출하기 위한 검출기
KR20190019504A (ko) * 2017-08-18 2019-02-27 삼성전자주식회사 카메라 모듈에 포함된 렌즈부의 흔들림을 제어하는 전자 장치 및 전자 장치의 동작 방법

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