CN115616799A - a kind of glasses - Google Patents

Abstract

The invention discloses a pair of glasses, which relates to the technical field of intelligent wearable equipment and comprises a glass frame, a main board and an antenna module, wherein the main board is arranged in a connecting part which is arranged in the glass frame and used for connecting a left glass frame and a right glass frame, the main board controls the antenna module to send and receive electromagnetic waves so as to meet the communication requirement of the glasses and external equipment, and a first antenna module and a second antenna module in the antenna module are respectively arranged at the inner edges of the left glass frame and the right glass frame of the glass frame, so that the antenna module is ensured to have sufficient available space, the requirement on the available space when the frequency band of the antenna module is increased can be met, the influence of the head of a user on the electromagnetic waves received and sent by the antenna module is reduced, and the performance of the glasses is further improved.

Description

a kind of glasses

technical field

The invention relates to the technical field of smart wearable devices, in particular to glasses.

Background technique

At present, the concept of the Metaverse is gradually emerging, and more and more manufacturers have begun to dabble in this field, resulting in an endless stream of eyewear products. Since the glasses need to be worn for a long time, it is necessary to control their volume and weight when designing the glasses, so the available space for the antenna module is very limited. The antenna module is used to realize the communication between the glasses and external devices, such as realizing the glasses and the router through the antenna module communication connection. In the prior art, the antenna module is usually installed on the temple of the glasses. On the one hand, when the antenna module is installed on the temple, the signal transmitted by the antenna module and the external device will be weakened by the user's head. On the other hand, the antenna module Due to the limited space of the temples, the frequency band of the antenna module is narrow, which makes the communication rate between the glasses and external devices slow, which affects the performance of the glasses.

Contents of the invention

The object of the present invention is to provide a pair of glasses, which can ensure sufficient space for the antenna module, thereby increasing the frequency band of the antenna module and improving the performance of the glasses.

In order to solve the above technical problems, the present invention provides a pair of glasses, including a frame, a main board and an antenna module, wherein the frame includes a left frame, a right frame and a connecting part connecting the left frame and the right frame, the The antenna module includes a first antenna module and a second antenna module;

The main board is arranged in the connecting part, and is used to control the first antenna module and the second antenna module to send and receive electromagnetic waves;

The first antenna module and the second antenna module are respectively arranged at the inner edge of the left mirror frame and the inner edge of the right mirror frame.

Preferably, it also includes a left mirror leg connected to the left mirror frame, a right mirror leg connected to the right mirror frame, a left lens arranged on the left mirror frame, and a right mirror arranged on the right mirror frame, and The material of the left mirror leg, the material of the right mirror leg and the material of the mirror frame are all insulating materials.

Preferably, it also includes a power supply device provided on the left temple or the right temple for supplying power to the main board.

Preferably, both the first antenna module and the second antenna module are FPC antennas, LDS antennas or steel sheet antennas.

Preferably, it further includes a heat dissipation module disposed in the connecting portion, configured to dissipate heat for the mainboard when it is detected that the temperature of the mainboard is greater than a preset temperature threshold.

Preferably, the main board is also used to detect whether the first antenna module and the second antenna module can normally send and receive the electromagnetic wave, and when it is detected that there is a faulty antenna module that cannot normally send and receive the electromagnetic wave Generate fault prompt information.

Preferably, both the first antenna module and the second antenna module include a radiation sheet, a parasitic unit and a coaxial cable;

The shape of the parasitic unit is rectangular and an L-shaped hole is arranged inside the parasitic unit, the shape of the radiation sheet is rectangular, and the radiation sheet is arranged in the area of the L-shaped hole of the parasitic unit;

One end of the coaxial line is connected to the radiation piece, and the other end is connected to the main board;

The coaxial line is used to transmit the control signal sent by the main board to the first antenna module and the second antenna module so that the first antenna module and the second antenna module generate the control signal Corresponding electromagnetic waves, and transmitting the electromagnetic waves sent by the first antenna module and the second antenna module to the main board so that the main board controls the glasses to perform corresponding operations based on the electromagnetic waves.

Preferably, the length of the radiation sheet is a quarter of the wavelength of the longest electromagnetic wave in the target frequency band of the glasses.

Preferably, it also includes screws made of metal, and the parasitic unit is provided with a circular digging hole;

The screws fix the first antenna module and the second antenna module on the main board through the circular digging holes on the parasitic unit.

Preferably, the screws are also used to fix the main board to the connecting portion of the mirror frame.

In summary, the present invention provides a pair of glasses, including a frame, a main board and an antenna module. The main board is arranged in the connecting part of the mirror frame for connecting the left and right mirror frames. The main board controls the antenna module to send and receive electromagnetic waves to ensure that the glasses are connected to external devices The requirements for communication, and the first antenna module and the second antenna module in the antenna module are respectively arranged at the inner edge of the left mirror frame and the right mirror frame of the mirror frame to ensure that the antenna module has sufficient available space, thereby improving the frequency band of the antenna module , and reduce the influence of the user's head on receiving and sending electromagnetic waves by the antenna module, and further improve the performance of the glasses.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the prior art and the accompanying drawings that need to be used in the embodiments. Obviously, the accompanying drawings in the following description are only some of the present invention. Embodiments, for those of ordinary skill in the art, other drawings can also be obtained based on these drawings without any creative effort.

Fig. 1 is the structural representation of a kind of glasses provided by the present invention;

Fig. 2 is a schematic structural diagram of a first antenna module in glasses provided by the present invention;

Fig. 3 is a schematic structural diagram of a second antenna module in glasses provided by the present invention;

Fig. 4 is a performance test waveform diagram of the first antenna module in a kind of glasses provided by the present invention;

Fig. 5 is a performance test waveform diagram of a second antenna module in glasses provided by the present invention.

detailed description

The core of the present invention is to provide glasses, which can ensure sufficient space for the antenna module, thereby increasing the frequency band of the antenna module and improving the performance of the glasses.

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Fig. 1, Fig. 1 is a structural schematic diagram of a kind of glasses provided by the present invention, the glasses include:

A picture frame 1, a main board 2, and an antenna module, wherein the picture frame 1 includes a left picture frame 1, a right picture frame 1, and a connecting portion connecting the left picture frame 1 and the right picture frame 1, and the antenna module includes a first antenna module and a second antenna module;

The main board 2 is arranged in the connection part, and is used to control the first antenna module and the second antenna module to send and receive electromagnetic waves;

The first antenna module and the second antenna module are respectively arranged at the inner edge of the left mirror frame 1 and the inner edge of the right mirror frame 1 .

In the prior art, the antenna module is usually placed on the temple of the glasses. On the one hand, the antenna module will be weakened by the user's head when receiving and emitting electromagnetic waves. On the other hand, the limited position on the temple leads to the design of the antenna module. The limitation eventually leads to a relatively low frequency band of the antenna module, and it will also cause a relatively large burden on the user's ears and affect the user experience.

Therefore, in this application, the antenna module is arranged in the area corresponding to the frame 1 of the glasses. The available space in the frame 1 is much larger than the available space on the temples, so that the antenna module needs to occupy more available space when increasing the frequency band. need. Specifically, the glasses in this application include a frame 1, a main board 2, and an antenna module. This application does not specifically limit the specific size and shape of the frame 1. It is guaranteed that the frame 1 includes a left lens 501 and a right lens 502 that can be installed with an antenna module and lenses. And the connection part connecting the left lens 501 and the right lens 502 is sufficient.

In order to realize the basic functions of the glasses, it is also necessary to set a main board 2. The main board 2 is used to control the first antenna module and the second antenna module to send and receive electromagnetic waves. After the command to connect with the router, the first antenna module and the second antenna module are controlled to generate electromagnetic waves for establishing the connection between the glasses and the router. The motherboard 2 can be realized by soldering various chips and components on a PCB, which is not particularly limited in this application.

The first antenna module and the second antenna module are respectively arranged at the edge of the left picture frame 1 and the edge of the right picture frame 1, for example, the first antenna module is arranged at the right edge of the left picture frame 1, and the second antenna module is arranged at the right edge of the left picture frame 1. on the left edge of the right mirror frame 1, and on the basis of ensuring that the frequency bands of the first antenna module and the second antenna module meet the requirements, minimize the space occupied by the first antenna module and the second antenna module, thereby reducing the first The effect of the antenna module and the second antenna module on the field of view. Since the first antenna module and the second antenna module are all arranged in the mirror frame 1 in this application, there is enough available space to realize the full coverage of 2.4GHZ, 5GHZ and 7GHZ by the first antenna module and the second antenna module, greatly improving The speed of data transmission between glasses and external devices is improved, and the performance of glasses is improved.

To sum up, the glasses provided by the present application include a frame 1, a main board 2 and an antenna module. The main board 2 is arranged in the connecting part of the picture frame 1 for connecting the left picture frame 1 and the right picture frame 1. The main board 2 controls the antenna module to send and receive electromagnetic waves. In order to ensure that the glasses communicate with external devices, and the first antenna module and the second antenna module in the antenna module are respectively arranged at the inner edges of the left mirror frame 1 and the right mirror frame 1 of the mirror frame 1 to ensure that the antenna modules have sufficient available The space can meet the demand for available space when the antenna module increases the frequency band, and reduce the influence of the user's head on receiving and sending electromagnetic waves by the antenna module, and further improve the performance of the glasses.

On the basis of above-mentioned embodiment:

As a preferred embodiment, both the first antenna module and the second antenna module include a radiation sheet 301, a parasitic unit 302 and a coaxial cable 303;

The shape of the parasitic unit 302 is rectangular and an L-shaped hole is arranged inside the parasitic unit 302. The shape of the radiation sheet 301 is rectangular, and the radiation sheet 301 is arranged in the area of the L-shaped hole of the parasitic unit 302;

One end of the coaxial line 303 is connected to the radiation sheet 301, and the other end is connected to the main board 2;

The coaxial line 303 is used to transmit the control signal sent by the motherboard 2 to the first antenna module and the second antenna module so that the first antenna module and the second antenna module generate electromagnetic waves corresponding to the control signal, and connect the first antenna module and the second antenna module The electromagnetic waves sent by the two antenna modules are transmitted to the main board 2 so that the main board 2 controls the glasses to perform corresponding operations based on the electromagnetic waves.

In this embodiment, the first antenna module and the second antenna module have the same structure, and both include a radiation sheet 301 , a parasitic unit 302 and a coaxial cable 303 . The overall shape of the parasitic unit 302 is a rectangle, and an L-shaped hole is arranged inside it, and the overall shape of the radiation sheet 301 is also rectangular and is arranged in the L-shaped hole of the parasitic unit 302. Therefore, by adjusting the size of the radiation sheet 301 and Adjusting the distance between the radiation sheet 301 and the parasitic unit 302 can change the wavelength of the electromagnetic wave generated by the antenna module, thereby changing the frequency band covered by the glasses. For example, the full coverage of Wi-Fi signals at 5GHZ and 7GHZ can be realized by adjusting the length and width of the radiation sheet 301 , and the coverage of Wi-Fi signals at 2.4GHZ can be realized by adjusting the size of the parasitic unit 302 . The principle of the antenna implementation is a monopole antenna plus a parasitic antenna, and the process of generating electromagnetic waves is not described here in this application.

Please refer to Fig. 2 and Fig. 3, Fig. 2 is a schematic structural diagram of the first antenna module in a kind of glasses provided by the present invention, Fig. 3 is a schematic structural diagram of the second antenna module in a kind of glasses provided by the present invention, Fig. 2 and Fig. 3 The first antenna module and the second antenna module provided are an implementation method that can realize full coverage of 2.4GHZ, 5GHZ, and 7GHZ by the antenna module, and their sizes can also be adjusted according to actual usage scenarios.

Please refer to FIG. 4 and FIG. 5. FIG. 4 is a performance test waveform diagram of the first antenna module in glasses provided by the present invention, and FIG. 5 is a performance test waveform diagram of the second antenna module in glasses provided by the present invention. The vertical axes in Figure 4 and Figure 5 are index parameters, and the horizontal axis is the frequency of electromagnetic waves. When the index parameter is below 2, it proves that the performance of the antenna module in this frequency band is better. It can be seen that the first antenna module and the The second antenna module can realize full coverage of 2.4GHZ, 5GHZ and 7GHZ.

The present application does not specifically limit the materials of the parasitic unit 302 and the radiation sheet 301 , for example, they may be conductive materials such as copper. Moreover, the dielectric substrate on which the radiation sheet 301 and the parasitic unit 302 are located can be made of a transparent and non-conductive material, which further ensures that the user's field of vision is not blocked and improves user experience.

As a preferred embodiment, the length of the radiation sheet 301 is a quarter of the wavelength of the longest electromagnetic wave in the target frequency band of the glasses.

In this embodiment, when the length of the radiation piece 301 in the antenna is 1/4 of the wavelength of the electromagnetic wave, the efficiency of the antenna for transmitting electromagnetic waves and receiving electromagnetic waves is the highest, so the length of the radiation piece 301 in the antenna can be adjusted according to the size of the glasses. The wavelength of the electromagnetic wave with the longest wavelength in the target frequency band is determined. This application does not specifically limit the target frequency band of the glasses, which can be adjusted according to actual conditions.

As a preferred embodiment, it also includes a screw 4 made of metal, and the parasitic unit 302 is provided with a circular digging hole;

The screws 4 fix the first antenna module and the second antenna module on the main board 2 through the circular digging holes on the parasitic unit 302 .

Please refer to Figure 2 and Figure 3, Figure 2 is a schematic structural view of the first antenna module in a pair of glasses provided by the present invention, Figure 3 is a schematic structural view of the second antenna module in a pair of glasses provided by the present invention, in Figure 2 is located The circle in the upper right corner and the circle in the upper left corner in Fig. 3 are the circular digging holes, which are also the installation positions of the screw 4, correspondingly, the hollowing out corresponding to the screw 4 is also provided on the main board 2, this application is for the main board 2 The position of the screw 4 digging holes on the top is not particularly limited.

It should be noted that, in this embodiment, on the one hand, the screw 4 plays the role of installing and fixing the first antenna module and the second antenna module on the main board 2; on the other hand, since the material of the screw 4 is a conductive metal material, the screw 4 can also be used as the ground point of the first antenna module and the ground point of the second antenna module, reducing the cost of glasses.

As a preferred embodiment, the screws 4 are also used to fix the main board 2 on the connecting portion of the mirror frame 1 .

In this embodiment, the length of the screw 4 is further extended, and the screw 4 is not only used for arranging the first antenna module and the second antenna module on the main board 2, but also can fix the main board 2 on the connection part of the mirror frame 1 , thereby further reducing the complexity of glasses design and reducing the cost of glasses.

As a preferred embodiment, it also includes a left mirror leg 601 connected with the left mirror frame 1, a right mirror leg 602 connected with the right mirror frame 1, a left lens 501 arranged on the left mirror frame 1, and a mirror rod arranged on the right mirror frame 1. The material of the right lens 502 , the material of the left temple 601 , the material of the right temple 602 and the material of the frame 1 are all insulating materials.

In this embodiment, the glasses also include a left temple 601 and a right temple 602 to meet the needs of the user to wear glasses, and in order to reduce the influence of the glasses body on the first antenna module and the second antenna module receiving electromagnetic waves and transmitting electromagnetic waves, there is also a The left temple 601 , the right temple 602 , the left mirror frame 1 and the right mirror frame 1 are all made of insulating materials such as plastic.

In addition, the left mirror 501 and the right mirror 502 are arranged on the left mirror frame 1 and the right mirror frame 1 respectively, since the first antenna module and the second antenna module are also arranged on the inner edge of the left mirror frame 1 and the inner edge of the right mirror frame 1 respectively , so it is necessary to ensure that the left lens 501 is located on a different layer from the first antenna module, and that the right lens 502 is located on a different layer from the second antenna module. Whether the left lens 501 is placed on the inner layer or the outer layer relative to the first antenna module is not specified in this application. special restrictions. Please refer to Fig. 1, which is a structural schematic diagram of a kind of glasses provided by the present invention. In Fig. 1, certain protrusions are arranged on the edges of the left lens 501 and the right lens 502 so as to connect the first antenna module and the second antenna The module is arranged on the inner layer, and the left lens 501 and the right lens 502 are arranged on the outer layer.

As a preferred embodiment, it also includes a power supply device arranged on the left temple 601 or the right temple 602 for supplying power to the main board 2 .

Considering that the motherboard 2 needs to be powered to realize the functions of the glasses, a power supply device is also provided in this embodiment. The application does not specifically limit the specific structure of the power supply device, but the power supply device is located at the left temple 601 of the glasses. Or on the right temple 602, so as to balance the weight of the main board 2 provided in the connecting part of the front end of the glasses, so that the user can wear the glasses more stably.

As a preferred embodiment, both the first antenna module and the second antenna module are FPC antennas, LDS antennas or steel sheet antennas.

In this embodiment, the first antenna module and the second antenna module have multiple implementation forms, wherein, the FPC antenna and the steel sheet antenna are equivalent to pulling out the antenna line on the PCB board, and using other external metals as the antenna, which has the advantages of The advantages of small size, good performance and low cost; the LDS antenna can make full use of the three-dimensional space, thereby reducing the volume of the first antenna module and the second antenna module. It should be noted that when the above three types of antennas are used, there are certain differences in the size requirements of the parasitic unit 302 and the radiation sheet 301 in the antenna, which can be adjusted according to the actual situation.

As a preferred embodiment, it also includes a heat dissipation module disposed in the connection part, which is used to dissipate heat for the mainboard 2 when it is detected that the temperature of the mainboard 2 is greater than a preset temperature threshold.

Considering that the main board 2 may generate a large amount of heat when the glasses work for a long time or the work task is heavy, and because the main board 2 is arranged on the inner layer of the connection part, the heat dissipation of the main board 2 is relatively slow, so in this embodiment, the main board 2 is also placed in the connection part. A heat dissipation module is provided, and the heat dissipation module can automatically detect the temperature of the mainboard 2, and dissipate heat for the mainboard 2 when the temperature of the mainboard 2 is greater than a preset temperature threshold. This application does not specifically limit the preset temperature threshold and the specific structure of the heat dissipation module.

As a preferred embodiment, the main board 2 is also used to detect whether the first antenna module and the second antenna module can normally send and receive electromagnetic waves, and generate fault prompt information when detecting a faulty antenna module that cannot normally send and receive electromagnetic waves .

Considering that the first antenna module and the second antenna module in the glasses may not be able to receive or transmit electromagnetic waves normally, the motherboard 2 is also used to detect whether the first antenna module and the second antenna module are normal in this embodiment. Send and receive electromagnetic waves, and generate fault prompt information when it is detected that there is a faulty antenna module that cannot normally send and receive electromagnetic waves, wherein the fault prompt information can indicate the number of the specific faulty module in the first antenna module and the second antenna module Information.

In addition, the present application does not specifically limit how to detect whether the first antenna module and the second antenna module can normally send and receive electromagnetic waves. For example, when it is detected that there is an antenna module receiving electromagnetic waves in the first antenna module and the second antenna module, but the other antenna module does not receive electromagnetic waves, it is initially determined that the antenna module that has not received electromagnetic waves is a faulty antenna module. In order to further determine Whether the judgment result is correct can also control the faulty antenna module to send electromagnetic waves to detect whether it can send electromagnetic waves normally. For example, when it is necessary to detect whether the first antenna module and the second antenna module can transmit electromagnetic waves normally, the main board 2 generates a test signal, and then detects whether the external device communicating with the main board 2 receives the signal sent by the first antenna module and the second antenna module. Electromagnetic waves and reply related receiving information.

Each embodiment in this specification is described in a progressive manner, each embodiment focuses on the difference from other embodiments, and the same and similar parts of each embodiment can be referred to each other. In this specification, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. an actual relationship or order. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

The above description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A kind of glasses, it is characterized in that, comprise picture frame, mainboard and antenna module, wherein, described picture frame comprises left picture frame, right picture frame and the connection part that connects described left picture frame and described right picture frame, and described antenna module comprises the first an antenna module and a second antenna module; The main board is arranged in the connecting part, and is used to control the first antenna module and the second antenna module to send and receive electromagnetic waves; The first antenna module and the second antenna module are respectively arranged at the inner edge of the left mirror frame and the inner edge of the right mirror frame. 2. The glasses according to claim 1, further comprising a left mirror leg connected to the left mirror frame, a right mirror leg connected to the right mirror frame, a left lens arranged on the left mirror frame, and The right lens is arranged on the right mirror frame, and the materials of the left mirror leg, the right mirror leg and the mirror frame are all insulating materials. 3. The glasses according to claim 2, further comprising a power supply device provided on the left temple or the right temple for supplying power to the main board. 4. The glasses according to claim 1, wherein the first antenna module and the second antenna module are both FPC antennas, LDS antennas or steel sheet antennas. 5 . The glasses according to claim 1 , further comprising a heat dissipation module disposed in the connecting portion, configured to dissipate heat for the mainboard when it is detected that the temperature of the mainboard is greater than a preset temperature threshold. 6 . 6. The glasses according to claim 1, wherein the main board is also used to detect whether the first antenna module and the second antenna module can normally send and receive the electromagnetic wave, and when it is detected that there is no When the faulty antenna module normally sends and receives the electromagnetic waves, fault prompt information is generated. 7. The glasses according to any one of claims 1 to 6, wherein the first antenna module and the second antenna module both include a radiation sheet, a parasitic unit and a coaxial line; The shape of the parasitic unit is rectangular and an L-shaped hole is arranged inside the parasitic unit, the shape of the radiation sheet is rectangular, and the radiation sheet is arranged in the area of the L-shaped hole of the parasitic unit; One end of the coaxial line is connected to the radiation piece, and the other end is connected to the main board; The coaxial line is used to transmit the control signal sent by the main board to the first antenna module and the second antenna module so that the first antenna module and the second antenna module generate the control signal Corresponding electromagnetic waves, and transmitting the electromagnetic waves sent by the first antenna module and the second antenna module to the main board so that the main board controls the glasses to perform corresponding operations based on the electromagnetic waves. 8 . The glasses according to claim 7 , wherein the length of the radiation sheet is a quarter of the wavelength of the electromagnetic wave with the longest wavelength in the target frequency band of the glasses. 9. The glasses according to claim 7, further comprising screws made of metal, and circular digging holes are arranged on the parasitic unit; The screws fix the first antenna module and the second antenna module on the main board through the circular digging holes on the parasitic unit. 10. The glasses according to claim 9, wherein the screws are also used to fix the main board to the connecting portion of the frame.

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