WO2021147181A1

WO2021147181A1 - Dual-antenna wireless video glasses

Info

Publication number: WO2021147181A1
Application number: PCT/CN2020/084547
Authority: WO
Inventors: 刘丰; 厉翔龙; 李冉高; 廖峰
Original assignee: 深圳市富斯科技有限公司
Priority date: 2020-01-20
Filing date: 2020-04-13
Publication date: 2021-07-29
Also published as: CN211603725U

Abstract

Disclosed is a pair of dual-antenna wireless video glasses, comprising: a surface cover (11), a first antenna (1), a second antenna (2), a radio-frequency interface conversion board (3), a feeder line (4) and a wireless receiving module, wherein the first antenna (1) and the second antenna (2) are mounted on the outside of the surface cover (11) and are located on two sides of the video glasses, such that the first antenna (1) and the second antenna (2) receive radio-frequency signals, and the first antenna (1) and the second antenna (2) are detachable and replaceable and cover a larger signal receiving range; the radio-frequency interface conversion board (3), the feeder line (4) and the wireless receiving module are detachably mounted on the inside of the surface cover (11); and the feeder line (4) is connected between the radio-frequency interface conversion board (3) and the wireless receiving module. By means of the first antenna (1), the second antenna (2) and the wireless receiving module, the radio-frequency signal receiving effect is enhanced, the antennas and a wireless video receiving module of the video glasses are detachable and replaceable, and the internal wiring of the video glasses is simplified; and radio-frequency signals of large power values are parsed by means of the wireless receiving module, and a signal receiving coverage range is also expanded, thereby ensuring the stable transmission of the radio-frequency signals, and improving the smoothness of video signals.

Description

Double antenna wireless video glasses

Technical field

The utility model belongs to the technical field of video glasses, in particular to a dual-antenna wireless video glasses.

Background technique

With the development of artificial intelligence technology, unmanned operation equipment such as drones and unmanned vehicles have developed rapidly. In order to monitor the operation of equipment in real time, wireless video glasses have emerged, and wireless video glasses receive unmanned driving such as drones. The real-time signal during the movement of the equipment converts the received signal into an image showing the movement of the unmanned equipment. The operator observes the real-time movement of the unmanned equipment through video glasses.

At present, in the current technical field of video glasses, the signal receiving devices of wireless video glasses all adopt a built-in structure, the signal receiving device and the wireless video glasses body are integrated design, and the signal receiving device cannot be disassembled and replaced separately. During use, if the signal receiving device is damaged, the entire wireless video glasses can only be discarded, resulting in a waste of wireless video glasses.

At the same time, in the field of existing dual-antenna video glasses, the signal receiving modules are independent of each other. The dual antennas are mostly located on the side of the video glasses, which seriously affects the wireless signal reception coverage. Video glasses are generally worn on the human head, human head and video The glasses themselves will block the signal. If a block is located between the wireless video receiving and transmitting antenna, it will affect the wireless signal transmission. The closer the block is to the receiving antenna or the transmitting antenna, the greater the influence on the signal strength of the wireless signal.

In the existing dual-antenna video glasses, mutually independent wireless signal receiving modules result in huge and complicated internal circuits of the dual-antenna wireless video glasses, which is not convenient for repair and maintenance, and has high power consumption, heavy weight, and high cost, which easily affects user experience.

technical problem

The integrated design of the video glasses itself and the signal receiving device in the existing video glasses technology leads to the waste of the video glasses, as well as the problems of complicated internal wiring of the existing video glasses, inconvenient maintenance, and low picture quality and definition.

Technical solutions

The utility model provides a dual-antenna wireless video glasses, comprising: a face cover, a first antenna and a second antenna; the first antenna and the second antenna are installed outside the face cover, so that the first antenna and the second antenna can receive radio frequency signals And the detachable replacement of the first antenna and the second antenna. The radio frequency interface conversion board, the feeder line and the wireless signal receiving module are detachably installed inside the cover, the radio frequency interface conversion board and the wireless signal receiving module are connected to the feeder line, and the first antenna transmits the received radio frequency signal to the radio frequency interface conversion board, The feeder transmits the radio frequency signal to the wireless signal receiving module.

Specifically, the face cover is clamped on the video glasses body, and the face cover is arranged in two, symmetrical.

Specifically, the radio frequency interface conversion board and the wireless receiving module are installed on the inner side of the face cover by screws.

The wireless signal receiving module installed inside the cover includes a power measurement unit, a selection unit, a main control unit, and an analysis unit.

Specifically, the radio frequency signal is transmitted among the power measurement unit, the selection unit, the main control unit, and the analysis unit.

Specifically, the signal received by the first antenna is a first radio frequency signal, and the signal received by the second antenna is a second radio frequency signal.

The power measurement unit measures the power value of the radio frequency signal and transmits the power value of the radio frequency signal to the main control unit. The main control unit transmits the selection signal to the selection unit. The selection unit selects the radio frequency from the power measurement unit according to the selection signal. The radio frequency signal with a large power value in the signal is transmitted to the analysis unit, and the analysis unit parses the radio frequency signal into a video signal.

Specifically, the dual-antenna wireless video glasses also include an antenna and a glasses screen; the antenna is used to receive radio frequency signals and transmit the radio frequency signals to the power measurement unit; the glasses screen is connected to the analysis unit to receive video signals for display as images.

Specifically, the antenna includes a first antenna, a second antenna, a radio frequency interface conversion board, and a radio frequency feeder. The radio frequency signal includes a first radio frequency signal and a second radio frequency signal; the first antenna transmits the first radio frequency signal through the radio frequency interface conversion board and the radio frequency feeder. Transmitted to the power measurement unit, the second antenna transmits the second radio frequency signal to the power measurement unit, and the power measurement unit measures the power values of the first radio frequency signal and the second radio frequency signal.

Specifically, the first antenna and the second antenna are arranged symmetrically on the body of the video glasses.

Specifically, the first antenna is connected to the radio frequency interface conversion board and the radio frequency feeder in sequence, and finally connected to the power measurement unit; the second antenna is directly connected to the power measurement unit.

Specifically, the power measurement unit transmits the power values of the first radio frequency signal and the second radio frequency signal to the main control unit, and the main control unit selects the power values of the first radio frequency signal and the second radio frequency signal to generate the selection signal.

Specifically, the main control unit transmits the selection signal to the selection unit, and the selection unit screens out the first radio frequency signal and the second radio frequency signal with a higher power value from the power measurement unit according to the selection signal.

Specifically, the antenna and the wireless signal receiving module can be instantly detachably installed in the video glasses body.

Specifically, a radio frequency signal transmission connection is adopted between the antenna and the wireless receiving module.

Specifically, the headband is configured as a rubber elastic band for covering the user's head; the eye mask is configured as an elastic buffer sheet structure.

Video glasses also include eyewear and video glasses body. The eyewear includes a headband and an eyewear body. The headband is used to fix the eyewear body through the eyewear. The headband is an elastic band structure, and the eyewear is set in a sheet-shaped elastic buffer structure; the eyewear and the eyewear body are fixedly connected .

Thus, the utility model enhances the signal receiving effect through the dual antenna structure, the radio frequency interface conversion board and the radio frequency feeder, simplifies the internal circuit of the video glasses, realizes the detachable and replaceable antenna, and analyzes the high power value through the wireless signal receiving module The radio frequency signal also ensures the stable transmission of the radio frequency signal to improve the definition of the video signal.

Beneficial effect

The utility model enhances the signal receiving effect through the dual antenna structure, the radio frequency interface conversion board and the radio frequency feeder, simplifies the internal circuit of the video glasses, realizes the detachable and replaceable antenna, and analyzes the radio frequency signal with high power value through the wireless signal receiving module. Ensure the stable transmission of the radio frequency signal to improve the definition of the video signal.

Description of the drawings

Fig. 1 is a structural diagram of dual-antenna video glasses provided by an embodiment.

Fig. 2 is an exploded view of dual antenna video glasses provided by an embodiment.

Fig. 3 is a frame diagram of dual-antenna video glasses provided by an embodiment. .

Embodiments of the present invention

In order to make the purpose, technical solutions and advantages of the present utility model clearer, the following further describes the present utility model in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present utility model, and are not used to limit the present utility model.

As shown in Fig. 3, the present invention provides a dual-antenna wireless video glasses, which includes a power measurement unit 5, a selection unit 7, a main control unit 6, and an analysis unit 8, and is fixedly installed inside the video glasses body 13. Among them, the power measuring unit 5 measures the power value of the radio frequency signal, and transmits the power value of the radio frequency signal to the main control unit 6. The main control unit 6 uses a judgment circuit to judge the power value of the radio frequency signal, and The result of the judgment is transmitted to the selection unit 7 in the form of a selection signal. The selection unit 7 selects the radio frequency signal with a large power value from the power measurement unit 5 according to the selection signal, and transmits the radio frequency signal with a large power value to the analysis unit. Unit 8, the analysis unit 8 parses the radio frequency signal into a video signal.

As shown in Figures 2 and 1, the dual-antenna wireless video glasses also include a first antenna 1, a second antenna 2, a radio frequency interface conversion board 3, a radio frequency feeder 4 and a glasses screen 9. The radio frequency signal includes the first radio frequency signal and the second radio frequency. Signal; the first antenna 1 and the second antenna 2 are arranged symmetrically on the video glasses body 13, the first antenna 1 and the second antenna 2 are fixedly installed on the face cover 11, and the face cover 11 is detachably clamped to the video glasses body On 13, there are two face covers 11, which are symmetrical. The radio frequency interface conversion board 3 and the wireless receiving module 4 are installed on the inner side of the cover 11 by screws. The first antenna 1 and the second antenna 2 are detachably mounted on the video glasses body 13. The first antenna 1 transmits the first radio frequency signal to the power measurement unit 5 through the radio frequency interface conversion board 3 and the radio frequency feeder 4. The radio frequency interface conversion board 3 is set on the first antenna 1 and is set as an SMA connector, and the radio frequency feeder 4 is set to MMCX The interface realizes the transmission of the first radio frequency signal. The first radio frequency signal is transmitted to the power measurement unit 5 through the radio frequency feeder 4, and the second antenna 2 also transmits the second radio frequency signal to the power measurement unit 5 after receiving the second radio frequency signal. The power measuring unit 5 measures the power values of the received first radio frequency signal and the second radio frequency signal; after the measurement, the power measuring unit 5 transmits the power value of the radio frequency signal to the main control unit 6, and the main control unit 6 The judgment circuit is used to judge the power value of the first radio frequency signal and the second radio frequency signal, and the result of the judgment is transmitted to the selection unit 7 in the form of a selection signal. The selection unit 7 receives the power measurement unit 5 from the power measurement unit 5 according to the selection signal. The radio frequency signal with a large power value in the radio frequency signal is screened out, and the radio frequency signal with the large power value is transmitted to the analysis unit 8, and the analysis unit 8 parses the radio frequency signal with the high power value into a video signal. The glasses screen 9 is connected to the analysis unit 8 and receives video signals for display as an image.

In this embodiment, the video glasses body 13 and the eye cup 12 are magnetically attracted to achieve a fixed connection, and to ensure that they can be disassembled immediately. The eye cup 12 is configured as a sponge buffer sheet structure for fixing the video glasses body 13, which is connected to the sleeve. The headband 14 provided on the user's head is used in conjunction.

Thus, the present invention enables the antenna to be disassembled, installed and replaced through the dual-antenna structure, the RF interface conversion board and the RF feeder, which enhances the wireless signal receiving effect, simplifies the internal circuit of the video glasses, and analyzes the high power value through the wireless signal receiving module The wireless signal also ensures the smoothness of the video signal and reduces the video jam phenomenon during the use of the user.

Finally, it should be noted that the above-mentioned embodiments are merely examples to clearly illustrate the present utility model, and are not intended to limit the implementation manners. For those of ordinary skill in the art, other changes or modifications in different forms can be made on the basis of the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or changes derived from this are still within the protection scope of the present utility model.

Claims

A dual-antenna wireless video glasses, comprising: a face cover, a first antenna and a second antenna; the first antenna and the second antenna are installed outside the face cover to facilitate the first antenna and the The second antenna receives radio frequency signals and the first antenna and the second antenna can be easily replaced.
The dual-antenna wireless video glasses of claim 1, further comprising: a radio frequency interface conversion board, a feeder, and a wireless signal receiving module; the radio frequency interface conversion board, the feeder, and the wireless signal receiving module can be It is disassembled and installed inside the face cover, and the feeder is connected between the radio frequency interface conversion board and the wireless signal receiving module.
The dual-antenna wireless video glasses of claim 2, wherein the first antenna transmits the received radio frequency signal to the radio frequency interface conversion board, and the feeder transmits the radio frequency signal to the radio frequency interface conversion board. Wireless signal receiving module; the signal received by the first antenna is called the first radio frequency signal, and the signal received by the second antenna is called the second radio frequency signal.
The dual-antenna wireless video glasses according to claim 2, wherein the wireless signal receiving module includes a power measurement unit, a selection unit, a main control unit, and an analysis unit;

The power measurement unit measures the power value of the radio frequency signal and transmits the power value of the radio frequency signal to the main control unit. The main control unit generates a selection signal and transmits it to the selection unit. The unit selects the radio frequency signal with a large power value from the power measurement unit according to the selection signal, and transmits the radio frequency signal with the large power value to the analysis unit, and the analysis unit transfers all the radio frequency signals to the analysis unit. The radio frequency signal with a large power value is parsed as a video signal.
5. The dual-antenna wireless video glasses according to claim 4, further comprising an antenna and a glasses screen; the glasses screen is connected to the parsing unit, and receives the video signal for display as an image.
The dual-antenna wireless video glasses of claim 4, wherein the first antenna transmits the first radio frequency signal to the power measurement unit through the radio frequency interface conversion board and the radio frequency feeder, so The second antenna transmits the second radio frequency signal to the power measurement unit, and the power measurement unit measures the power values of the first radio frequency signal and the second radio frequency signal.
The dual-antenna wireless video glasses of claim 4, wherein the radio frequency interface conversion board and the radio frequency feeder are sequentially arranged between the first antenna and the power measurement unit, and are connected to the first antenna and the power measurement unit. The antenna and the power measurement unit transmit the first radio frequency signal.
The dual-antenna wireless video glasses of claim 4, wherein the power measurement unit transmits the power values of the first radio frequency signal and the second radio frequency signal to the main control unit, and the main The control unit selects the power values of the first radio frequency signal and the second radio frequency signal to generate a selection signal.
The dual-antenna wireless video glasses of claim 4, wherein the main control unit transmits the selection signal to the selection unit; the selection unit receives the selection signal from the power measurement unit according to the selection signal. The first radio frequency signal and the second radio frequency signal with a large power value are filtered out.
The dual-antenna wireless video glasses of claim 1, wherein the video glasses further comprise an eye mask and a video glasses body, the eye mask comprises a headband and an eye mask body, and the headband is fixed by the eye mask. In the glasses body, the headband is an elastic belt-shaped structure, and the eye mask is provided with a sheet-shaped elastic buffer structure; the eye mask and the glasses body are fixedly connected.