TWM544129U - Communication device glass back-cover capable of receiving and emitting radio signal - Google Patents

Description

Glass back cover for communication devices that can receive and transmit wireless signals

The present invention relates to a glass back cover of a communication device, and more particularly to a glass back cover of a communication device having a built-in 5G antenna design and the appearance of the antenna can be made into a trademark pattern or a decorative pattern.

According to the portable electronic devices, such as mobile phones and multimedia players, most of them need to rely on smooth transmission of radio signals to make the device operate normally. If the transmission of radio signals is disturbed or the transmission bandwidth is insufficient, It will cause lag phenomenon in the operation of the device, causing confusion in use; in particular, the construction of the Internet of Things system has flourished in recent years, and the wireless communication of mobile devices is required to meet the collection and distribution requirements of a large amount of data required for the operation of the Internet of Things system. The electronic data transmission rate must be sufficiently high to be sufficient.

Repeatedly, the marketing of mobile phones pays great attention to the appearance of products. In the past, most mobile phone cases were made of plastic or metal. In addition to the advantages of low cost, the plastic case is mainly for easy processing and easy production. It is used to make a variety of appearances or textures of the chassis, but because the plastic case is less textured, it is rarely used in high-end mobile phones or high-priced mobile phones. The shells of these high-priced and high-end mobile phones are often used. Metal case, this metal case not only has the characteristics of beautiful appearance and elegant texture, but also the hardness, impact resistance and corrosion resistance of the metal body structure can enhance the durability of the product. However, its production technology High, resulting in high cost and high cost is difficult to be widely used. In addition, because metal materials block wireless signals, the use of metal casings can affect internal antenna reception and transmission efficiency. This problem can be solved by metal casings. Setting proper cuts or gaps can still solve internal antenna reception and launch problems, but these factors are also The design and function of the metal casing are subject to many restrictions. In addition, with the advancement of materials science, the practical research and development of glass materials has been significantly improved. Therefore, glass casings have been widely used, and they have been used with metals. The same kind of texture, aesthetics and strongness of the casing, but the glass casing does not hinder the electromagnetic wave signal, and has the characteristics of not affecting the internal antenna receiving and transmitting efficiency, so the design of the casing does not have to be received for the internal antenna. The setting of slits or gaps in the problem of transmission and transmission not only has the advantages of convenient design of the mobile phone, but also facilitates the introduction of wireless charging design, so the glass casing has been widely used in wireless signal communication equipment such as mobile phones.

The present invention provides a glass back cover for a communication device capable of receiving and transmitting wireless signals, mainly by providing a film type planar antenna on the inner side of the glass back cover, and designing the planar antenna as a trademark pattern or a decorative pattern or a texture, using a glass back The cover does not hinder the characteristics of the electromagnetic wave signal, ensures the signal transceiving performance of the planar antenna, and the logo pattern, decorative pattern or texture of the planar antenna can be visualized on the casing by the see-through characteristics of the glass back cover. The plane antenna has the trademark marking or decoration body, beautifying the appearance of the appearance, thereby saving the setting process of the trademark pattern or the decorative pattern, thereby reducing the production cost.

For the above purposes, the glass back cover of the communication device for receiving and transmitting wireless signals provided by the present invention can be assembled on the back of the communication device as the back protection casing of the communication device, and the glass back cover a tempered glass, a colored layer and an explosion-proof layer are sequentially attached to the inner surface of the glass back cover, and in particular, a film-type planar antenna is further disposed on the inner side of the glass back cover, and the planar antenna is composed of one or plural The transceiver units are arranged in an array, and the overall shape can be set in a trademark pattern or a decorative pattern or a texture pattern, and the planar antenna can be overlapped with the signal connection component of the communication device, thereby connecting and transmitting the planar antenna and the communication device. Signal.

In particular, the inner surface of the glass back cover is a non-planar surface, and the non-planar surface is preferably a concave surface, and the concave surface forms a space for accommodating the colored layer, the explosion-proof layer and the planar antenna.

In particular, the colored layer is a color film laminate which is formed by using a non-conductive material directly on the inner side surface of the glass back cover by printing or coating means, or may be a color film using optical glue. It is attached to the inner surface.

In particular, the explosion-proof layer is a laminate having excellent toughness and good light transmittance, and the material of the explosion-proof layer is selected from TAC (cellulose triacetate) and PET (polyethylene terephthalate). , PC (polycarbonate), PP (polypropylene), ABS (acrylonitrile-butadiene-styrene copolymer), etc., but the scope of implementation is not limited to the types of materials mentioned above.

In particular, the planar antenna is made of a material having excellent electrical conductivity selected from the group consisting of platinum, silver, copper, aluminum, or an alloy of the foregoing materials, but the scope of implementation is not limited to the foregoing materials.

In particular, the planar antenna should have a suitable thickness to enhance the signal and impedance values, preferably 5 um or more.

In particular, the planar antenna is disposed on the surface of the explosion-proof layer by means of adhesion, printing, plating, or coating, but the scope of implementation is not limited to the foregoing means.

In particular, the planar antenna is disposed on the inner side surface of the glass back cover by means of adhesion, printing, plating or coating by the colored layer and/or the hollowing out of the explosion-proof layer.

This will further clarify other functions and technical features of the present work, which will be implemented by those skilled in the art after reading the description in the text.

The preferred embodiments of the present invention are shown in the following drawings; however, it should be understood that the embodiments are merely examples for ease of explanation, and the present embodiments are not limited by the description.

Referring to FIG. 1 to FIG. 6 , the glass back cover of the communication device capable of receiving and transmitting wireless signals according to the first embodiment of the present invention mainly comprises a glass back cover 1, a colored layer 2, an explosion-proof layer 3 and a 5G plane. The antenna 5 has the colored layer 2, the explosion-proof layer 3, and the 5G planar antenna 5 attached to the inner surface of the glass back cover 1 in this order. The glass back cover 1 is a tempered glass. In a feasible embodiment, the inner and outer surfaces of the glass back cover may be flat surfaces (as shown in FIG. 3 ), or may be the back cover of the glass. The outer surface is a curved surface, and the inner surface is a flat surface (as shown in FIG. 4), or the inner and outer surfaces of the glass back cover are curved (as shown in FIG. 5). The colored layer 2 is a colored film laminate which is directly disposed on the inner side surface of the glass back cover 1 by a printing means using a non-conductive material. The explosion-proof layer 3 is a laminate having high toughness and good light transmittance. In the present embodiment, the explosion-proof layer 3 is made of a film made of PET, and is adhered to the surface of the colored layer 2 by an adhesive. In the embodiment, the 5G planar antenna 5 is composed of a plurality of transceiver units arranged in a matrix, and the transceiver units are made of a copper film having excellent conductivity, and the thickness of the copper film is about 18um, and adhered to the surface of the explosion-proof layer 3; as shown in FIG. 6, when the glass back cover 1 is combined with the communication device 9, the 5G planar antenna 5 can be overlapped with the elastic copper piece 91 of the communication device 9, according to This connects the transceiver signal between the 5G planar antenna 5 and the communication device 9.

According to the structural description of the first embodiment, the 5G planar antenna 5 is an internal antenna disposed inside the casing of the communication device, but the conductive material is not used for the glass back cover 1, the colored layer 2 and the explosion-proof layer 3. Therefore, the wireless signal transceiving performance of the 5G planar antenna 5 is not blocked or interfered.

Referring to the second embodiment of the present invention shown in FIG. 7 to FIG. 9, the basic composition is the same as that of the foregoing embodiment, wherein the 5G planar antenna 5 is designed as a trademark pattern, and the 5G plane is made. The arrangement of the antenna 5 is directly attached to the inner side surface of the cover glass 1 by the hollow 21 of the colored layer and the hollow 31 of the explosion-proof layer (as shown in FIG. 9), which can increase the thickness of the planar antenna 5, In order to enhance the signal and impedance value; in addition, the trademark pattern of the 5G planar antenna 5 can be clearly displayed through the transparent glass back cover 1, such a design can make the trademark pattern show beautiful and elegant texture, and save additional The process of setting the trademark pattern on the surface of the casing to reduce the production cost.

The scope of the request for this creation includes all corrections and variations within the scope of this Creative Protection. This creation is not limited to the above-mentioned forms. It is obvious that with reference to the above description, there can be more improvements and changes in the technical equality; therefore, any modifications or changes to the creation made under the same creative spirit, They should still be included in the scope of this creative intent.

1‧‧‧glass back cover
2‧‧‧Colored layer
21‧‧‧ hollowing out of the colored layer
3‧‧‧Explosion layer
31‧‧‧Exposure of the explosion-proof layer
5‧‧‧5G planar antenna
9‧‧‧Communication device
91‧‧‧Flexible copper

1 is a perspective view of a glass back cover of a first embodiment; FIG. 2 is a front view of the glass back cover of the first embodiment; FIG. 3 is a side cross-sectional view of the glass back cover of the first embodiment, showing the glass back cover 4 is a side cross-sectional view of the glass back cover of the first embodiment, showing that the outer surface of the glass back cover is a curved surface and the inner surface is a flat surface; FIG. 5 is a first embodiment The side cross-sectional view of the glass back cover shows that the inner and outer surfaces of the glass back cover are curved surfaces; FIG. 6 is a side cross-sectional view of the combination of the original glass back cover and the communication device, showing the elastic copper piece of the 5G planar antenna and the communication device. Figure 7 is a perspective view of the glass back cover of the second embodiment; Figure 8 is a front view of the glass back cover of the second embodiment; and Figure 9 is the side of the glass back cover of the second embodiment Cutaway view.

1‧‧‧glass back cover

2‧‧‧Colored layer

3‧‧‧Explosion layer

5‧‧‧5G planar antenna

Claims (10)

A glass back cover of a communication device capable of receiving and transmitting a wireless signal, the glass back cover being connectable to a back surface of the communication device as a back protective casing of the communication device, the glass back cover being a tempered glass, The inner surface of the glass back cover is sequentially coated with a colored layer and an explosion-proof layer, and is characterized in that: a film type planar antenna is further disposed on the inner side of the glass back cover, and the planar antenna is composed of one or more The transceiver unit is arranged in an array, and the overall shape can be set in a trademark pattern or a decorative pattern or a texture pattern, and the planar antenna can be overlapped with the signal connection component of the communication device to communicate the transmission and reception signals between the planar antenna and the communication device. . The glass back cover of the communication device capable of receiving and transmitting the wireless signal according to claim 1, wherein the inner surface of the glass back cover is a non-planar surface. The glass back cover of the communication device capable of receiving and transmitting the wireless signal according to claim 2, wherein the non-planar surface is a concave surface. The glass back cover of the communication device capable of receiving and transmitting wireless signals according to claim 1, wherein the colored layer is a colored film laminate, which is directly printed or coated by a non-conductive material. It is formed on the inner side surface of the aforementioned glass back cover. The glass back cover of a communication device capable of receiving and transmitting a wireless signal according to claim 1, wherein the colored layer is a colored film laminate, which is coated with a color film to optically adhere to the glass. The inner surface of the back cover is formed. The glass back cover of the communication device capable of receiving and transmitting wireless signals according to claim 1, wherein the explosion-proof layer is a laminate having strong toughness and good light transmittance, and the material of the explosion-proof layer is selected. It is one of cellulose triacetate, polyethylene terephthalate, polycarbonate, polypropylene, acrylonitrile-butadiene-styrene copolymer. The glass back cover of the communication device capable of receiving and transmitting wireless signals according to claim 1, wherein the planar antenna is made of a material having excellent conductivity, and the material is selected from the group consisting of platinum, silver, and copper. , aluminum or one of the alloys of the foregoing materials. The glass back cover of the communication device capable of receiving and transmitting the wireless signal according to claim 7, wherein the planar antenna has a thickness of 5 um or more. The glass back cover of the communication device capable of receiving and transmitting the wireless signal according to claim 1, wherein the planar antenna is disposed on the surface of the explosion-proof layer by means of pasting, printing, plating or coating. The glass back cover of the communication device capable of receiving and transmitting wireless signals according to claim 1, wherein the planar antenna passes through the hollow layer of the colored layer and/or the explosion-proof layer, and is pasted, printed, plated or The means for coating is disposed on the inner side surface of the glass back cover.