TW202401077A - Wearable intelligent glasses communication device - Google Patents

Abstract

A wearable intelligent glasses communication device, in which a transparent antenna is applied, is provided, comprising a spectacle frame, a pair of glasses frame, a processor and a transparent antenna. The spectacle frame is arranged on the periphery of a pair of lens. The pair of glasses frame is pivoted to both sides of the spectacle frame. The processor is configured in either one of the glasses frames. The transparent antenna is configured adjacent to the pair of lens and can be attached by optical glue or directly formed in any one of the lens for providing input and output communication signals. By replacing the conventional metal antenna with a transparent film antenna, and applying the transparent film antenna to intelligent glasses, the present invention is able to effectively provide high-speed wireless transmission signals under limited space conditions. When it is applied to an intelligent glasses communication device, it further achieves in benefits of both light weights and multi-function transmission efficiencies.

Description

Wearable smart glasses communication device

The present invention relates to a smart glasses communication device, in particular to a wearable smart glasses communication device using a transparent antenna using a transparent conductive film, which is applied to smart glasses.

In recent years, major companies such as Google, Facebook and Microsoft have actively acquired and developed virtual reality (VR) and augmented reality (AR) technologies. The product power and market attention they have demonstrated have made VR and AR technology is expected to become an important development direction in the field of wearable devices in the next few years. As more and more major technology companies and new entrepreneurs invest, various companies have begun to focus on product design, basic functions, richness of applications, and differentiated selling prices, in order to provide ordinary consumers with Provide investors and enterprises with more and richer choices.

Generally speaking, the category of wearable smart display devices can be divided into head-mounted displays (smart glasses like eye masks) mainly for VR applications and smart glasses mainly for AR applications. VR technology allows users to operate and experience 3D audio and video in a completely enclosed and immersive space. Most of these videos are unrealistic content developed and created by designers for specific themes. The focus is on satisfying users' desire to be immersed in the scene and extending the user's imagination. They are very suitable for integration with the game industry. On the other hand, AR smart glasses allow users to operate and experience the surrounding environment (see through), which is a non-closed immersive technology; AR smart glasses can receive content near the user's actual location or interact with it. Personally relevant information and other content, and project these contents onto the display. Generally speaking, AR has a wider range of applications than VR, surrounding users’ daily life and work. The aforementioned smart glasses also include various special-purpose devices and mixed reality (Mixed Reality, MR) products that combine AR and VR content.

Traditional AR smart glasses are equipped with wireless transmission modules, which use conventional metal antennas and processing modules that match the metal antennas; thereby, they communicate with surrounding mobile communication devices through wireless networks or Bluetooth transmission technology. By transmitting signals or connecting to the Internet, traditional AR smart glasses can obtain and display information. In order to meet market demand, traditional AR smart glasses usually have the characteristics of light weight and small size. However, with the popularization of 5G technology, AR smart glasses with 5G communication capabilities require more antennas, which often conflict with the pursuit of "small size" and "multifunctional transmission modules." Therefore, how to achieve a balance between the two in a limited space is actually a major challenge for relevant R&D personnel.

In view of the above technical problems, the inventor of the present invention proposes a novel and effective wearable smart glasses communication device that improves the above deficiencies based on years of practical experience and application of academic theories. This innovative smart glasses communication device can provide antenna transmission signals that comply with 5G specifications under limited space conditions.

In order to solve the problems existing in the prior art, one purpose of the present invention is to provide a novel smart glasses communication device. The smart glasses communication device is a wearable smart glasses communication device, including: a frame, a frame group, and a processing device. device, and a transparent antenna, wherein the frame ring is arranged on the periphery of a lens group. The frame set is pivotally connected to both sides of the frame, and the processor is installed in any frame of the frame set. A transparent antenna is disposed adjacent to the lens group, and the transparent antenna is electrically coupled to the processor to provide input and output of communication signals.

According to an embodiment of the present invention, the transparent antenna can be attached to any lens of the lens set through an optical glue, for example.

According to an embodiment of the present invention, the transparent antenna can also be directly formed on any lens of the lens set through an integral molding process. For example, when the transparent antenna is directly formed on any lens of the lens group through an integrated molding process, the designer can first coat the lens with a metal conductive layer, and then use exposure The antenna pattern of the transparent antenna is completed by developing, etching or chemical plating.

According to an embodiment of the present invention, the transparent antenna can preferably be a transparent conductive film element, and its material can be, for example, a metal grid composed of silver or copper, or carbon nanotubes, or nanometer Silver thread. In one embodiment, when the material of the transparent antenna is a metal mesh, the metal mesh has an aperture ratio greater than 90%.

According to an embodiment of the present invention, the conductive material or conductive base material of the transparent conductive film element has a conductive area, and the ratio of the designed conductive area to the lens area of one of the opposite lenses is greater than 95%. The transparent antenna has a thin film resistor, and the resistance value of the thin film resistor is less than 10 ohms/unit area.

According to an embodiment of the present invention, the transparent conductive film element has a light transmittance greater than 85%.

According to an embodiment of the present invention, one lens of the lens set has a first refractive index n1, the transparent conductive film element has a second refractive index n2, and the difference between the second refractive index and the first refractive index does not exceed 0.5. , that is, n2-n1≤0.5.

According to an embodiment of the present invention, the antenna pattern of the transparent antenna is L-shaped or rectangular.

In summary, through the technical solutions disclosed above, the present invention can effectively provide high-speed and multi-functional antenna transmission signals under limited space conditions. When applied to smart glasses devices, it can not only transmit signals simultaneously It meets the needs of "thin and light" and "multifunctional transmission module", and can also respond to AM, FM and other radio wave signals, global satellite positioning signals, wireless network signals, Bluetooth signals, Sub-6G signals, or 5G millimeter wave signals. It has excellent market applicability and industrial competitiveness.

Below, the applicant explains in detail the technical demands, technical means and corresponding technical effects of the present invention through specific embodiments and accompanying drawings.

The above description of the present invention and the following embodiments are used to demonstrate and explain the spirit and principles of the present invention, and to provide further explanation of the patent application scope of the present invention. Regarding the characteristics, implementation and effects of the present invention, the preferred embodiments are described in detail below with reference to the drawings. Reference will be made herein to the preferred embodiments of the present invention, examples of which are illustrated in the drawings, and throughout the drawings and description, the same reference numbers will be used to refer to the same or similar elements wherever possible.

References below to "one embodiment" or "an embodiment" refer to a particular element, structure, or feature associated with at least one embodiment. Therefore, “one embodiment” or multiple descriptions of “an embodiment” appearing in multiple places below are not directed to the same embodiment. Furthermore, specific components, structures and features in one or more embodiments may be combined in an appropriate manner.

The following disclosed embodiments of the present invention are intended to illustrate the technical content and technical features of the present invention, and to enable those skilled in the art to understand, manufacture, and use the present invention. However, it should be noted that these embodiments are not intended to limit the scope of the present invention. Therefore, any equivalent modifications or variations based on the spirit of the present invention should also be included in the scope of the present invention and shall not be described in advance.

The invention discloses a wearable smart glasses communication device. Please refer to Figures 1 to 3 of the present invention. The wearable smart glasses communication device has a lens set 10, a frame set 11, a frame 20, a transparent antenna 130, and a processor 160 . Among them, the lens set 10 includes lenses 10A and 10B. The frame set 11 includes frames 11A and 11B. The spectacle frame 20 is arranged around the periphery of the lens group 10 . The spectacle frame set 11 is pivotally connected to both sides of the spectacle frame 20 . According to an embodiment of the present invention, the processor 160 is electrically coupled to the transparent antenna 130 , and the processor 160 is disposed in either frame 11A or 11B of the frame set 11 . In Figure 3 of the present invention, the processor 160 is disposed in the frame 11A as an example, but the present invention is not limited to this. In other embodiments of the present invention, the processor 160 can also be selectively disposed in the frame 11B, and can also be used to implement the object of the present invention.

The transparent antenna 130 is electrically coupled to the processor 160, and the transparent antenna 130 is disposed adjacent to any lens of the lens group 10 to provide input and output of the communication signal S1. In one embodiment of the present invention, the transparent antenna 130 can be attached to any lens 10A or 10B of the lens set 10 through an optical clear adhesive (OCA), for example. Or, in another embodiment of the present invention, the transparent antenna 130 can also be directly formed on any lens 10A or 10B of the lens set 10 through an integral molding process. For example, when the transparent antenna 130 is directly formed on any lens 10A or 10B of the lens set 10 through an integrated molding process, the lens 10A or 10B can be coated with a metal conductive layer first, and then a common metal conductive layer is used. The antenna pattern of the transparent antenna 130 is produced by exposure, development, etching or chemical plating. This is a common method that can be realized by those with ordinary knowledge in the art, so the present invention will not be described in detail here.

Below, please refer to Figure 3 of the present invention, which is a schematic diagram of the wearable smart glasses communication device disclosed according to the present invention, in which the transparent antenna 130 is disposed opposite to the lens 10A shown in Figure 1 (Including being attached to the lens 10A, or directly formed on the lens 10A) is explained as an example, but the invention is not limited to this. In other embodiments, those with ordinary knowledge in the art can also selectively attach the transparent antenna 130 to the lens 10B of the lens set 10 , or choose to form the transparent antenna 130 directly on the lens 10B above, the same can be used to implement the object of the present invention.

Based on the embodiments disclosed above, please refer to Figures 4 and 5 of the present invention. When the transparent antenna 130 is attached to the lens 10A of the lens set 10 through an optical glue 140, and, When the user wears the wearable smart glasses communication device on his or her head, the transparent antenna 130 may be disposed in a direction toward the user's eyes (as indicated by the direction of arrow 41 in Figure 4 ), for example. Alternatively, the transparent antenna 130 may be disposed in a direction toward the outside of the lens 10A (lens group 10) (as shown in the direction of arrow 51 in Figure 5, which is the opposite direction of the user's eyes), In view of this, the wearable smart glasses communication device disclosed in the present invention can have certain manufacturing flexibility and application margin.

At the same time, in order to meet the needs of higher-speed communication signals (such as 5G communication) and replace the use of existing indium tin oxide (Indium Tin Oxide, ITO) materials, transparent conductive materials composed of transparent substrates and ultra-fine wire metal mesh electrodes This is the material that has the highest expectations. It is the material that can best meet the requirements of high transparency, low sheet resistance and low cost at the same time. In view of this, the material of the transparent antenna 130 used in the present invention can be, for example, a transparent conductive film element, and through the conductivity of the metal and By combining the transmittance of the glass substrate, a transparent conductive film material that is ideal for replacing existing ITO can be successfully produced. Therefore, according to an embodiment of the present invention, when the transparent antenna 130 used is a transparent conductive film element, the material of the transparent conductive film element can be, for example, a metal mesh, and the metal mesh The grid contains materials composed of silver or copper. Please refer to Figure 6, which discloses a schematic diagram of an opening ratio of the metal grid. As shown in the figure, the metal grid 200 includes: main grids 201A, 201B and virtual grids 203, so that all The metal grid 200 has a grid area M1, and the lens 10A (or 10B) to which the transparent antenna 130 is arranged (including being attached to the lens or directly formed on the lens) has a lens length A and a lens width B. , so that the lens 10A (or 10B) has a lens area = A*B, so that the aperture ratio of the metal grid 200 is defined according to the following formula (1): aperture ratio = ……… (1)

According to an embodiment of the present invention, the opening ratio is designed to be greater than 90%. In addition, the material of the transparent conductive thin film element is not limited to the silver or copper metal mesh shown above. According to other implementations of the present invention, the material of the transparent conductive thin film element can also be a carbon nanotube. (carbon nanotube) or nanosilver wire, so that the communication signal S1 of the transparent antenna 130 can be applied to amplitude modulation radio waves (AM), frequency modulation radio waves (FM), global satellite positioning signals (GPS), wireless network signals (Wi-Fi ), Bluetooth signal, Sub-6G signal, or 5G millimeter wave signal and other application areas. In view of this, according to the technical solution disclosed in the present invention, the device that uses the transparent antenna 130 for wearable smart glasses communication may be an augmented reality (AR) smart glasses or a virtual reality (VR) ) smart glasses. In summary, those skilled in the art can naturally apply the teachings of the present invention to wearable smart glasses with required antenna devices. Those skilled in the art can apply the teachings of the present invention without departing from the Under the premise of the spirit of the present invention, its implementation can be changed voluntarily, but within the scope of equality, it should still fall within the scope of the present invention. The present invention has excellent manufacturing flexibility and is not limited to the implementation disclosed here and the scope of application of communication signals.

In addition, the applicant provides several better implementable values for the transparent conductive film element for reference. For example, the conductive material or substrate of the transparent conductive film element has a conductive area. According to a preferred embodiment of the present invention, the ratio of the conductive area to the lens area of an opposite lens is greater than 95%.

Furthermore, according to the preferred embodiment disclosed in the present invention, when the transparent antenna uses a transparent conductive film element, it has a sheet resistance (sheet resistance), and the resistance value of the sheet resistance is less than 10 ohms/unit area (Ω/ □).

Furthermore, from an optical point of view, the transparent conductive film element has a light transmittance. The light transmittance of the transparent antenna designed in the present invention is preferably greater than 85%. Please refer to Figure 7, which discloses a schematic diagram of the refractive index of the transparent antenna film designed in the present invention relative to the lens. As shown in one embodiment of the present invention, the transparent antenna 130 is disposed opposite to the lens 10A, wherein the lens 10A has a first refractive index n1, and the transparent antenna 130 (transparent conductive film element) has a second refractive index. n2, the difference between the second refractive index n2 and the first refractive index n1 does not exceed 0.5, satisfying: n2-n1≤0.5. Generally speaking, according to the several implementation modes provided above in the present invention and the conditions for designing the transparent antenna film, such as: aperture ratio, conductive area, light transmittance, refractive index, etc., there are certain manufacturing processes. Flexibility. It is worth reminding that the present invention is not limited to the parameters disclosed in the disclosed embodiments or their numerical values.

Next, please further refer to FIGS. 8 and 9 below. The applicant provides two exemplary examples of the antenna pattern of the transparent antenna 130: L-shaped and rectangular. In these two embodiments, the applicant simulated antenna patterns suitable for 2.4GHz based on the material properties of metallic silver/copper, including: as shown in Figure 8, the transparent antenna 130 is an L-shaped antenna pattern, and as shown in Figure 8 The transparent antenna 130 shown in Figure 9 is a rectangular antenna pattern. Among them, the L-shaped antenna pattern is a single-layer dipole antenna; the rectangular antenna pattern is a double-layer microstrip antenna. Figures 10 and 11 are data diagrams of S ₁₁ parameters simulated based on the antenna patterns of Figures 8 and 9 respectively. Among them, the reflected power loss is less than -10dB based on the set center frequency. It can be seen from Figure 10 that the single-layer dipole antenna of the L-shaped antenna pattern has an applicable bandwidth of 2.27 to 2.62GHz. As for the double-layer microstrip antenna with the rectangular antenna pattern in Figure 11, it has an applicable bandwidth of 0.33 to 5.41GHz.

Therefore, in summary, it can be seen that the present invention provides an extremely novel wearable smart glasses communication device, which aims to replace the existing metal antenna with a transparent antenna, and is directly formed through optical glue bonding or an integrated molding process. on lenses to achieve high-quality optical properties. At the same time, the transparent antenna disclosed in the present invention can be implemented by a transparent conductive film. When applied to smart glasses, the structure can be light and thin, and the manufacturing process can be simplified. In addition, the wearable antenna disclosed in the present invention can When a transparent antenna is used to replace the existing metal antenna in the smart glasses communication device, the installation complexity of the overall glasses device can be reduced, and the problem of excessive stack thickness in the previous technology can be solved.

In addition, the wearable smart glasses communication device disclosed according to the present invention can not only maintain the quality of its communication signal feed and output and reduce signal interference, but can also be widely used in AM radio waves, FM radio waves, and global satellite positioning. Signals, wireless network signals, Bluetooth signals, Sub-6G signals, or 5G millimeter wave signals and other high-speed transmission signal fields have excellent industrial applicability in the development of virtual reality and augmented reality smart glasses. and competitiveness. The technical features, methods and effects of the invention are significantly different from existing solutions and cannot be easily accomplished by those who are familiar with the technology, but should have patent requirements.

It is worth reminding that the present invention is not limited to the layouts of the several embodiments disclosed above. In other words, those skilled in the art can make equal modifications and changes based on the inventive spirit and spirit of the present invention based on the actual product specifications, but such modified embodiments should still fall within the scope of the present invention.

The above-described embodiments are only to illustrate the technical ideas and characteristics of the present invention. Their purpose is to enable those skilled in the art to understand the content of the present invention and implement it accordingly. They should not be used to limit the patent scope of the present invention, that is, All equivalent changes or modifications made in accordance with the spirit disclosed in the present invention shall still be covered by the patent scope of the present invention.

10: Lens set 10A, 10B: Lens 11: Frame set 11A, 11B: Frame 20: Frame 41:Arrow 51:Arrow 130:Transparent antenna 140: Optical glue 160:processor 200:Metal grid 201A, 201B: Main grid 203:Virtual Grid S1: communication signal A: Lens length B: Lens width

Figure 1 is an isometric view of a wearable smart glasses communication device according to an embodiment of the present invention; Figure 2 is a schematic diagram of a processor and a transparent antenna configured in the wearable smart glasses communication device in Figure 1; Figure 3 Figure 4 is a schematic diagram of the overall device according to Figures 1 and 2; Figure 4 is a schematic diagram of the transparent antenna facing the user according to an embodiment of the present invention; Figure 5 is a schematic diagram of the transparent antenna facing the user according to an embodiment of the present invention; A schematic view of the outer direction of the lens; Figure 6 is a schematic view of the aperture ratio of the metal mesh according to one embodiment of the present invention; Figure 7 is a schematic view of the refractive index of the transparent antenna film relative to the lens according to one embodiment of the present invention Figure 8 is a schematic diagram of the transparent antenna when the antenna pattern is L-shaped according to one embodiment of the present invention; Figure 9 is a schematic diagram of the transparent antenna when the antenna pattern is rectangular according to another embodiment of the present invention; Figure 10 Figure 8 is a data graph of the S ₁₁ parameters simulated based on the L-shaped antenna pattern; and Figure 11 is a data graph of the S ₁₁ parameters simulated based on the rectangular antenna pattern in Figure 9 .

10B:Lens

11A:Frame

11B:Frame

20: Frame

130:Transparent antenna

160:processor

Claims (11)

A wearable smart glasses communication device, including: A spectacle frame, the spectacle frame ring is arranged around the periphery of a lens set; A spectacle frame set, pivotally connected to both sides of the spectacle frame; A processor, located in any frame of the frame group; and A transparent antenna is disposed adjacent to the lens group, and the transparent antenna is electrically coupled to the processor to provide input and output of communication signals. The wearable smart glasses communication device as claimed in claim 1, wherein the transparent antenna is attached to any lens of the lens set through an optical glue. The wearable smart glasses communication device as claimed in claim 1, wherein the transparent antenna is directly formed on any lens of the lens set through an integrated molding process. The wearable smart glasses communication device according to claim 1, wherein the transparent antenna is a transparent conductive film element, and the material of the transparent conductive film element includes a metal grid composed of silver or copper. The wearable smart glasses communication device as claimed in claim 4, wherein the metal grid has an opening ratio greater than 90%. The wearable smart glasses communication device according to claim 1, wherein the transparent antenna is a transparent conductive thin film element, and the material of the transparent conductive thin film element is a carbon nanotube or a nanosilver wire. The wearable smart glasses communication device as claimed in claim 6, wherein the transparent conductive film element has a conductive area, and the ratio of the conductive area to the lens area of one lens of the lens group is greater than 95%. The wearable smart glasses communication device according to claim 1, wherein the transparent antenna is a transparent conductive film element, and the transparent conductive film element has a light transmittance greater than 85%. The wearable smart glasses communication device according to claim 1, wherein the transparent antenna is a transparent conductive film element, one lens of the lens group has a first refractive index n1, and the transparent conductive film element has a second refraction The rate is n2, and the difference between the second refractive index and the first refractive index does not exceed 0.5, that is, n2-n1≤0.5. The wearable smart glasses communication device as claimed in claim 1, wherein the antenna pattern of the transparent antenna is L-shaped or rectangular. The wearable smart glasses communication device according to claim 1, wherein the transparent antenna has a thin film resistor, and the resistance value of the thin film resistor is less than 10 ohms/unit area.

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