CN108693650A - A kind of Worn type glasses for wireless power - Google Patents
A kind of Worn type glasses for wireless power Download PDFInfo
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- CN108693650A CN108693650A CN201810541940.XA CN201810541940A CN108693650A CN 108693650 A CN108693650 A CN 108693650A CN 201810541940 A CN201810541940 A CN 201810541940A CN 108693650 A CN108693650 A CN 108693650A
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- 239000011521 glass Substances 0.000 title claims abstract description 48
- 210000001525 retina Anatomy 0.000 claims abstract description 21
- 239000003990 capacitor Substances 0.000 claims description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 5
- 229910052744 lithium Inorganic materials 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims 1
- 239000010949 copper Substances 0.000 claims 1
- 210000005252 bulbus oculi Anatomy 0.000 abstract description 14
- 230000005540 biological transmission Effects 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 7
- 230000000007 visual effect Effects 0.000 description 13
- 210000001508 eye Anatomy 0.000 description 9
- 210000003710 cerebral cortex Anatomy 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000004377 microelectronic Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000000638 stimulation Effects 0.000 description 2
- 201000009487 Amblyopia Diseases 0.000 description 1
- 206010057430 Retinal injury Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000002569 neuron Anatomy 0.000 description 1
- 210000001328 optic nerve Anatomy 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 230000004936 stimulating effect Effects 0.000 description 1
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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
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
- H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/50—Circuit arrangements or systems for wireless supply or distribution of electric power using additional energy repeaters between transmitting devices and receiving devices
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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
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/0138—Head-up displays characterised by optical features comprising image capture systems, e.g. camera
-
- 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
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
- G02B2027/0178—Eyeglass type
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Prostheses (AREA)
Abstract
本发明提出一种用于无线供电的佩戴式眼镜,该供电装置的发射线圈内置于眼镜线圈框,感光镜片固定于眼镜线圈框的闭合框内,微中继线圈内置于感光镜片;两个摄像头、两个投影器和两个镜腿均分别位于眼镜线圈框的两侧,一个镜腿的尾端装有备用电池,另一个镜腿的尾端装有主控电源、控制器和高频逆变电路,主控电源、控制器、高频逆变电路和发射线圈依次连接;微元接收线圈设置在人造眼球近人造视网膜处。解决了传统的无线供电多采用耳蜗佩戴式的无线供电方法,该方式存在传输距离受限、电池容量有限以及不够美观的问题。本发明实现了为人造眼球远距离提供能量,具有操作简单,可无线供电,增加传输距离、保证电池容量的同时也增强了美观性的优点。
The invention proposes a wearable glasses for wireless power supply, the transmitting coil of the power supply device is built in the glasses coil frame, the photosensitive lens is fixed in the closed frame of the glasses coil frame, and the micro-relay coil is built in the photosensitive lens; two cameras, The two projectors and the two mirror legs are respectively located on both sides of the glasses coil frame. The end of one mirror leg is equipped with a backup battery, and the end of the other mirror leg is equipped with a main control power supply, a controller and a high-frequency inverter. The circuit, the main control power supply, the controller, the high-frequency inverter circuit and the transmitting coil are connected in sequence; the microelement receiving coil is arranged near the artificial retina of the artificial eyeball. The traditional wireless power supply mostly adopts the cochlear wearable wireless power supply method, which has the problems of limited transmission distance, limited battery capacity and unattractive appearance. The invention realizes long-distance energy supply for the artificial eyeball, has the advantages of simple operation, wireless power supply, increased transmission distance, guaranteed battery capacity and enhanced aesthetics.
Description
技术领域technical field
本发明涉及一种无线供电装置,具体涉及一种用于无线供电的佩戴式眼镜,属于无线电能传输领域。The invention relates to a wireless power supply device, in particular to wearable glasses for wireless power supply, and belongs to the field of wireless power transmission.
背景技术Background technique
对于视网膜严重受损的患者,需要植入人造视网膜或人造眼球,人造视网膜安装于眼球内部,是一种视觉电信号传感器,当接收到图像信息后,使用电流刺激依然完好的神经,让大脑能够接收到信号并认为感官依然在正常工作。该传感器内置于人造眼球内,通过电极阵列紧贴于视网膜外表面,通过眼外传来的信号直接刺激神经细胞,相当于完全替换了镜头和感光器件,而后在大脑皮层处产生视觉影像。但该传感器需要进行外部供电,内置电池会导致设备整体体积的增加,而采用无线供电技术可有效解决人造视网膜供电问题,For patients with severe retinal damage, an artificial retina or artificial eyeball needs to be implanted. The artificial retina is installed inside the eyeball and is a visual electrical signal sensor. Receives the signal and assumes the senses are still functioning normally. The sensor is built into the artificial eyeball, and is attached to the outer surface of the retina through the electrode array. The signal from the outside of the eye directly stimulates nerve cells, which is equivalent to completely replacing the lens and photosensitive devices, and then generates visual images in the cerebral cortex. However, the sensor requires external power supply, and the built-in battery will increase the overall volume of the device, and the use of wireless power supply technology can effectively solve the problem of artificial retina power supply,
目前传统的无线供电多采用耳蜗佩戴式的无线供电方法,而耳蜗佩戴式的无线供电方式存在以下缺点:传输距离受限、电池容量有限以及不够美观。At present, the traditional wireless power supply mostly adopts the cochlear wearable wireless power supply method, but the cochlear wearable wireless power supply method has the following disadvantages: limited transmission distance, limited battery capacity, and not beautiful enough.
发明内容Contents of the invention
本发明解决了传统的无线供电多采用耳蜗佩戴式的无线供电方法,该方式存在传输距离受限、电池容量有限以及不够美观的问题,提供一种较为美观的用于无线供电的佩戴式眼镜为人造眼球、人造电子视网膜等微电子集成远距离提供能量。The present invention solves the problems of traditional wireless power supply using the cochlear-worn wireless power supply method, which has the problems of limited transmission distance, limited battery capacity and unattractive appearance, and provides a more beautiful wearable glasses for wireless power supply. The integration of microelectronics such as artificial eyeballs and artificial electronic retinas provides energy over long distances.
本发明所述的一种用于无线供电的佩戴式眼镜包括外部视觉眼镜和微元接收线圈,所述外部视觉眼镜包括两个摄像头、眼镜线圈框、发射线圈、微中继线圈、感光镜片、两个投影器、备用电源、主控电源、控制器和两个镜腿,所述发射线圈内置于眼镜线圈框,所述感光镜片固定于眼镜线圈框的闭合框内,所述微中继线圈内置于感光镜片;所述两个摄像头、两个投影器和两个镜腿均分别位于眼镜线圈框的两侧,一个镜腿的尾端装有备用电池,另一个镜腿的尾端装有主控电源、控制器和高频逆变电路,所述控制器集成在主控电源上,所述主控电源、高频逆变电路和发射线圈依次连接;所述微元接收线圈设置在人造眼球近人造视网膜处。A wearable glasses for wireless power supply according to the present invention includes external vision glasses and microelement receiving coils. The external vision glasses include two cameras, glasses coil frames, transmitting coils, micro-relay coils, photosensitive lenses, two a projector, a backup power supply, a main control power supply, a controller and two mirror legs, the transmitting coil is built in the glasses coil frame, the photosensitive lens is fixed in the closed frame of the glasses coil frame, and the micro-relay coil is built in Photosensitive lens; the two cameras, the two projectors and the two mirror legs are respectively located on both sides of the glasses coil frame, the tail end of one mirror leg is equipped with a backup battery, and the tail end of the other mirror leg is equipped with a main control Power supply, controller and high-frequency inverter circuit, the controller is integrated on the main control power supply, the main control power supply, high-frequency inverter circuit and transmitting coil are connected in sequence; the micro-element receiving coil is set near the artificial eyeball artificial retina.
优选地,所述主控电源和备用电源均为柔性锂电池供电,所述主控电源上还集成有欠压检测电路和切换继电器。Preferably, both the main control power supply and the backup power supply are powered by flexible lithium batteries, and an undervoltage detection circuit and a switching relay are integrated on the main control power supply.
优选地,所述微元接收线圈为多匝闭合式线圈且外径尺寸为2mm-8mm。Preferably, the microelement receiving coil is a multi-turn closed coil with an outer diameter of 2mm-8mm.
优选地,所述微中继线圈为单匝铜线线圈,通过分布式电容进行谐振。Preferably, the micro-relay coil is a single-turn copper wire coil, which resonates through distributed capacitance.
优选地,所述发射线圈为多匝闭合式线圈,所述发射线圈与微中继线圈谐振耦合,通过集中式电容进行谐振。Preferably, the transmitting coil is a multi-turn closed coil, the transmitting coil is resonantly coupled with the micro-relay coil, and the resonance is performed through a concentrated capacitor.
优选地,所述摄像头的焦距≤14mm。Preferably, the focal length of the camera is ≤14mm.
本发明的工作原理是:所述用于无线供电的佩戴式眼镜,眼镜线圈框的左右两侧的摄像头通过拍摄外部映像,利用投影器在感光镜片上显示,近人造视网膜处设置有微元接收线圈,通过外部视觉眼镜的能量传输接收控制信号,刺激人造视网膜晶元电路,从而获得感光镜片上的影像信息,实现视觉刺激反馈,传输给大脑皮层,从而完成辅助视觉识别与辨识。The working principle of the present invention is: in the wearable glasses for wireless power supply, the cameras on the left and right sides of the glasses coil frame take external images and display them on the photosensitive lenses by a projector, and a micro-element receiver is arranged near the artificial retina. The coil receives the control signal through the energy transmission of the external visual glasses, stimulates the artificial retina wafer circuit, thereby obtains the image information on the photosensitive lens, realizes visual stimulation feedback, and transmits it to the cerebral cortex, thereby completing auxiliary visual recognition and recognition.
本发明所述的用于无线供电的佩戴式眼镜的有益效果为:The beneficial effects of the wearable glasses for wireless power supply described in the present invention are:
本发明实现了用于无线供电的佩戴式眼镜为人造眼球、人造电子视网膜等微电子集成远距离提供能量,具有操作简单,可无线供电,增加传输距离、保证电池容量的同时也增强了美观性的优点。The invention realizes wearable glasses for wireless power supply to provide long-distance energy for microelectronic integration such as artificial eyeballs and artificial electronic retinas, and has the advantages of simple operation, wireless power supply, increased transmission distance, guaranteed battery capacity and enhanced aesthetics The advantages.
附图说明Description of drawings
图1为本发明所述的用于无线供电的佩戴式眼镜与植入眼球内的接收微元线圈的工作原理图;Fig. 1 is a working principle diagram of the wearable glasses for wireless power supply and the receiving microelement coil implanted in the eyeball according to the present invention;
图2为本发明所述的用于无线供电的佩戴式眼镜的立体图;Fig. 2 is a perspective view of the wearable glasses for wireless power supply according to the present invention;
图3为本发明所述的用于无线供电的佩戴式眼镜的无线信号传输示意图;3 is a schematic diagram of wireless signal transmission of wearable glasses for wireless power supply according to the present invention;
图4为本发明所述的主控电源和备用电源切换的控制示意图;Fig. 4 is the control schematic diagram of switching between main control power supply and standby power supply according to the present invention;
其中标注:1-摄像头;2-眼镜线圈框;3-发射线圈;4-微中继线圈;5-感光镜片;6-投影器;7-备用电源;8-主控电源;9-控制器;10-镜腿;11-微元接收线圈;12-高频逆变电路。Among them, it is marked: 1-camera; 2-glasses coil frame; 3-transmitting coil; 4-micro-relay coil; 5-photosensitive lens; 6-projector; 7-backup power supply; 10-mirror leg; 11-miniature receiving coil; 12-high frequency inverter circuit.
具体实施方式Detailed ways
以下结合附图1-图4对本发明的具体实施方式作进一步详细的说明:Below in conjunction with accompanying drawing 1-Fig. 4 the specific embodiment of the present invention is described in further detail:
具体实施方式一:参见图1-图4说明本实施方式。本实施方式所述的一种用于无线供电的佩戴式眼镜包括外部视觉眼镜和微元接收线圈11,所述外部视觉眼镜包括两个摄像头1、眼镜线圈框2、发射线圈3、微中继线圈4、感光镜片5、两个投影器6、备用电源7、主控电源8、控制器9和两个镜腿10,所述发射线圈2内置于眼镜线圈框2,所述感光镜片5固定于眼镜线圈框2的闭合框内,所述微中继线圈4内置于感光镜片5;所述两个摄像头1、两个投影器6和两个镜腿10均分别位于眼镜线圈框2的两侧,一个镜腿10的尾端装有备用电池7,另一个镜腿10的尾端装有主控电源8、控制器9和高频逆变电路12,所述控制器9集成在主控电源8上,所述主控电源8、高频逆变电路12和发射线圈3依次连接;所述微元接收线圈11设置在人造眼球近人造视网膜处。Specific Embodiment 1: Referring to Fig. 1-Fig. 4, this embodiment will be described. The wearable glasses for wireless power supply described in this embodiment include external vision glasses and microelement receiving coil 11, and the external vision glasses include two cameras 1, glasses coil frame 2, transmitting coil 3, and micro-relay coil 4. Photosensitive lens 5, two projectors 6, backup power supply 7, main control power supply 8, controller 9 and two mirror legs 10, the transmitting coil 2 is built in the glasses coil frame 2, and the photosensitive lens 5 is fixed on In the closed frame of the glasses coil frame 2, the micro-relay coil 4 is built into the photosensitive lens 5; the two cameras 1, the two projectors 6 and the two temples 10 are respectively located on both sides of the glasses coil frame 2, The tail end of one mirror leg 10 is equipped with a backup battery 7, and the tail end of the other mirror leg 10 is equipped with a main control power supply 8, a controller 9 and a high-frequency inverter circuit 12, and the controller 9 is integrated in the main control power supply 8 Above, the main control power supply 8, the high-frequency inverter circuit 12 and the transmitting coil 3 are sequentially connected; the microelement receiving coil 11 is arranged near the artificial retina of the artificial eyeball.
所述发射线圈3与中继线圈4在同一平面内,并向微元接收线圈11发射信号,发射线圈3、中继线圈4以及微元接收线圈11的三线圈信号传输设计可提升系统的传输距离,从而减少安装于眼内的微元接收线圈11的尺寸。The transmitting coil 3 and the relay coil 4 are in the same plane, and transmit signals to the microelement receiving coil 11. The three-coil signal transmission design of the transmitting coil 3, the relay coil 4 and the microelement receiving coil 11 can improve the transmission distance of the system. Thus, the size of the microelement receiving coil 11 installed in the eye is reduced.
所述主控电源8和备用电源7均为柔性锂电池供电,所述主控电源8上还集成有欠压检测电路和切换继电器。Both the main control power supply 8 and the standby power supply 7 are powered by flexible lithium batteries, and the main control power supply 8 is also integrated with an undervoltage detection circuit and a switching relay.
所述主控电源8和备用电源7均为柔性锂电池供电,欠压检测电路、切换继电器与控制器9均集成在主控电源8上,通过欠压检测电路检测主控电源8的剩余电量,当无法维持系统正常工作时,通过控制器控制继电器切换至备用电源7,以继续保证系统的正常运行。备用电源7的加入延长了眼镜的工作周期,极大地方便用户出行,提高用户体验性。所述主控电源8与备用电源7安置于镜腿10的尾部,可以有效的保持眼镜前后的重量平衡,同时采用柔性锂电池可以根据镜架的结构变化而改变,满足眼镜功能性及美观性的要求。Both the main control power supply 8 and the backup power supply 7 are powered by flexible lithium batteries, and the undervoltage detection circuit, switching relay and controller 9 are all integrated on the main control power supply 8, and the remaining power of the main control power supply 8 is detected by the undervoltage detection circuit , when the normal operation of the system cannot be maintained, the controller controls the relay to switch to the backup power supply 7 to continue to ensure the normal operation of the system. The addition of the backup power supply 7 prolongs the working cycle of the glasses, which greatly facilitates the travel of the user and improves the user experience. The main control power supply 8 and the backup power supply 7 are placed at the tail of the temples 10, which can effectively maintain the weight balance of the front and back of the glasses. At the same time, the flexible lithium battery can be changed according to the structure of the mirror frame to meet the functionality and aesthetics of the glasses. requirements.
所述控制器9的作用是提供有效的控制信号实现定频情况下逆变器稳定功率输出。The function of the controller 9 is to provide an effective control signal to realize the stable power output of the inverter under the condition of constant frequency.
所述用于无线供电的佩戴式眼镜的左右两个摄像头1通过拍摄外部映像,利用投影器6在感光镜片5上显示,由于针对视觉障碍患者,可简化投影图像,如显示字符或其他便于人造视网膜识别抽象影像,同时针对左右眼视觉角度不同,呈现3D立体画面,而对于人造视网膜供电过程,感光镜片5与人造眼球的视觉聚焦距离为1cm-2cm,即通过可视聚焦距离为1cm-2cm,同时对于人造视网膜的视觉传感器供电距离则为1.5cm-2.5cm。The two left and right cameras 1 of the wearable glasses for wireless power supply use the projector 6 to display the external image on the photosensitive lens 5 by shooting the external image. Since it is aimed at visually impaired patients, the projected image can be simplified, such as displaying characters or other convenient artificial images. The retina recognizes abstract images, and at the same time presents a 3D stereoscopic image according to the different visual angles of the left and right eyes. For the power supply process of the artificial retina, the visual focusing distance between the photosensitive lens 5 and the artificial eyeball is 1cm-2cm, that is, the visual focusing distance is 1cm-2cm , while the power supply distance for the visual sensor of the artificial retina is 1.5cm-2.5cm.
而对于摄像头1所采集的信息,为满足高速信息处理,需要进行信息筛选及提取,利用投影器6,将敏感信息强化,分辨率弱化,从而加强信息有效处理,利用感光镜片5显示处理化影像信息,从而为人造视网膜提供有效的数据来源,根据人眼的视觉停留时间0.05-0.2s,感光镜片5所显示的画面帧数为24帧。For the information collected by the camera 1, in order to meet the high-speed information processing, it is necessary to screen and extract the information. The projector 6 is used to strengthen the sensitive information and weaken the resolution, so as to enhance the effective processing of the information. The photosensitive lens 5 is used to display the processed image. information, so as to provide an effective data source for the artificial retina. According to the visual dwell time of the human eye of 0.05-0.2s, the number of picture frames displayed by the photosensitive lens 5 is 24 frames.
所述微元接收线圈11其位于人造眼球近人造视网膜处,为人造视网膜的感光传感器提供电能从而刺激视觉神经。The microelement receiving coil 11 is located near the artificial eyeball near the artificial retina, and provides electric energy for the photosensitive sensor of the artificial retina to stimulate the optic nerve.
所述微元接收线圈11为多匝闭合式线圈且外径尺寸为2mm-8mm。The microelement receiving coil 11 is a multi-turn closed coil with an outer diameter of 2mm-8mm.
所述微元接收线圈11为安装于眼球后部的多匝微型柔性闭合式线圈,可有效贴合于眼球外部,同时便于连接植入电极,对人造视网膜进行供电。所述微元接收线圈11安装于硅胶表面材料内,为提高系统的传输距离及效率。The microelement receiving coil 11 is a multi-turn miniature flexible closed coil installed at the back of the eyeball, which can be effectively attached to the outside of the eyeball, and at the same time, it is convenient to connect implanted electrodes to supply power to the artificial retina. The microelement receiving coil 11 is installed in the surface material of silica gel, in order to improve the transmission distance and efficiency of the system.
所述微中继线圈4为单匝铜线线圈,通过分布式电容进行谐振。The micro-repeater coil 4 is a single-turn copper wire coil, which resonates through distributed capacitance.
所述微中继线圈4的尺寸可根据感光镜片5的尺寸进行调整,与眼镜线圈框2内部的发射线圈3同心位置,从而保证无线传输系统的能量腔稳定。所述微中继线圈4利用感光镜片5的固定作用,其内部的自感、寄生电容等均为定值,其自谐振频率与系统工作频率一致,为独立式无源谐振谐振电路。The size of the micro-relay coil 4 can be adjusted according to the size of the photosensitive lens 5, and is concentric with the transmitting coil 3 inside the glasses coil frame 2, so as to ensure the stability of the energy cavity of the wireless transmission system. The micro-repeater coil 4 utilizes the fixing function of the photosensitive lens 5, and its internal self-inductance and parasitic capacitance are fixed values, and its self-resonant frequency is consistent with the system operating frequency, which is an independent passive resonant resonant circuit.
所述发射线圈3为多匝闭合式线圈,所述发射线圈3与微中继线圈4谐振耦合,通过集中式电容进行谐振。The transmitting coil 3 is a multi-turn closed coil, and the transmitting coil 3 is resonantly coupled with the micro-repeater coil 4 and resonates through a concentrated capacitor.
所述发射线圈3与微中继线圈4谐振耦合,通过集中式电容进行谐振,而微中继线圈4通过分布式电容进行谐振,可有效的提高系统磁场强度,从而实现小线圈远距离供电,保证系统传输效率。所述谐振电容安装于与主控电源7连接的控制器8的内部。The transmitting coil 3 is resonantly coupled with the micro-relay coil 4, and resonates through a concentrated capacitor, while the micro-relay coil 4 resonates through a distributed capacitor, which can effectively increase the magnetic field strength of the system, thereby realizing long-distance power supply of the small coil and ensuring the system transmission efficiency. The resonant capacitor is installed inside the controller 8 connected to the main control power supply 7 .
所述摄像头1的焦距≤14mm。The focal length of the camera 1 is ≤14mm.
所述摄像头1采集当前人脸所对方向的影像信息,由于人眼单眼可视角度为156度,双眼可视角度为188度,合视区域为124度,摄像头1根据焦距的不同,可视范围差别很大,为近似模拟人眼功能性需求,采用14mm以下焦距的摄像头进行影像信息捕捉,可实现124度的信息采集,而对于真正模拟人眼的摄像头则需要5.76亿像素,而实际情况无法满足要求,需要进行近似等效,判别主要色彩变化区域,从而为弱视、失明患者提供可靠的视觉信息反馈。The camera 1 collects the image information of the direction facing the current face. Since the viewing angle of one eye of the human eye is 156 degrees, the viewing angle of both eyes is 188 degrees, and the combined viewing area is 124 degrees, the camera 1 can visually The range varies greatly. In order to approximate the functional requirements of the human eye, a camera with a focal length below 14mm is used for image information capture, which can achieve 124-degree information collection. For a camera that truly simulates the human eye, 576 million pixels are required. If the requirements cannot be met, approximate equivalent is required to identify the main color change area, so as to provide reliable visual information feedback for amblyopia and blind patients.
如具体实施方式一所述的用于无线供电的佩戴式眼镜的具体操作过程为:The specific operation process of the wearable glasses for wireless power supply described in the first specific embodiment is as follows:
两个摄像头1通过拍摄外部映像,利用投影器6在感光镜片5上显示,即感光镜片5上印有转化后的影像信息。The two cameras 1 take external images and display them on the photosensitive lens 5 by the projector 6 , that is, the converted image information is printed on the photosensitive lens 5 .
所述主控电源8供给无线系统控制器9及逆变源,实现DC/AC变换器功能,控制器9控制逆变器稳定功率输出,高频逆变电12将信号传给发射线圈3,发射线圈3与微中继线圈4谐振耦合,在中继线圈3中产生无功电流,增强传输磁场,将电能传递到微元接收线圈11,微元接收线圈11将接收到的电能利用变换电路,传输给电极,所述变换电路包括高频整流桥、滤波电路以及直流变换电路,从而供电给人造视网膜,刺激人造视网膜晶元电路,从而获得感光镜片5上的影像信息,实现视觉刺激反馈,传输给大脑皮层,从而完成辅助视觉识别与辨识。The main control power supply 8 supplies the wireless system controller 9 and the inverter source to realize the function of the DC/AC converter, the controller 9 controls the inverter to stabilize the power output, and the high-frequency inverter 12 transmits the signal to the transmitting coil 3, The transmitting coil 3 is resonantly coupled with the micro-relay coil 4, generating reactive current in the relay coil 3, enhancing the transmission magnetic field, and transferring electric energy to the micro-element receiving coil 11, and the micro-element receiving coil 11 uses the conversion circuit to transmit the received electric energy For the electrode, the conversion circuit includes a high-frequency rectifier bridge, a filter circuit and a DC conversion circuit, thereby supplying power to the artificial retina, stimulating the artificial retina wafer circuit, thereby obtaining image information on the photosensitive lens 5, realizing visual stimulation feedback, and transmitting it to the Cerebral cortex, so as to complete auxiliary visual recognition and recognition.
以上所述的具体实施例,对本发明的目的、技术方案和有益效果进行了进一步详细说明。所应理解的是,以上所述仅为本发明的具体实施例而已,并不用于限制本发明,还可以是上述各个实施方式记载的特征的合理组合,凡在本发明精神和原则之内,所做的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。The specific embodiments described above have further described the purpose, technical solutions and beneficial effects of the present invention in detail. It should be understood that the above descriptions are only specific examples of the present invention, and are not intended to limit the present invention, and may also be a reasonable combination of the features described in the above-mentioned implementations, within the spirit and principles of the present invention, Any modifications, equivalent replacements, improvements, etc. should be included in the protection scope of the present invention.
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