TWM637394U - IoT octal-band antenna with three feed points - Google Patents

Abstract

An eight-band antenna for the Internet of Things with three feeding points includes a first metal element and a second metal element. The first metal element and the second metal element have a special structure, so that the eight-band planar antenna with three feed points and common ground can transmit and receive radio waves from the first frequency band to the eighth frequency band with an antenna efficiency higher than 50%. It is applicable to handheld communication devices such as smart phones or other Internet of Things devices.

Description

Three Feed Point IoT Eight-Band Antenna

This creation is related to wireless communication, especially related to a three-feed-point IoT eight-band antenna.

With the rapid development of wireless communication technology, smart phones are widely used by the public. However, with the rapid development of wireless communication technology so far, it has evolved from the original 2G/3G/4G (WCDMA) to the existing 5G, and more than 60 different frequency bands have been distinguished for use in the world due to laws and regulations. Since the function of the smart phone device increases and must be portable, there is a demand for compactness and reduction in size. Antennas are used to transmit and receive wireless signals to achieve the functions of smart phone calls and data transmission. Since it is necessary to meet the purpose of using different frequency bands around the world, how to compress the multi-frequency radiation function of the antenna volume is a challenge for the industry. Topics discussed in depth.

In the prior art, a planar inverted-F antenna (planar inverted-F antenna) is widely used in the design of built-in antennas of communication products. The planar inverted-F antenna can be applied to multi-band design, and the performance of the inverted-F antenna designed in the same volume can be better than that of the monopole antenna. Inverted-F antennas are usually designed to resonate out of two-band or three-band resonant operation. For the multi-band resonant design of four or more frequencies on the same antenna monomer, the effect still needs to be improved.

Therefore, the purpose of this creation is to provide an eight-band antenna for the Internet of Things with three feed points, which has good antenna efficiency in eight frequency bands.

The technical means adopted in this work to solve the problems of the conventional technology is to provide a three-feed point Internet of Things eight-band antenna, including: a first metal element with a first feed point, a second feed point, A first section, a second section, a third section, a first radiating portion, a second radiating portion, a fourth section, a fifth section, a fourth radiating portion and a first Five radiation parts, the first feeding point is located to the left of the second feeding point, the first section is connected to the first feeding point and extends upward, and the second section is connected to the first section The upper section extends to the right, the third section is connected to the right section of the second section and extends downward, the first radiation part is connected to the lower section of the third section and extends to the right, the second radiation section is connected to The upper section of the third section extends to the right, the fourth radiating part is connected to the middle section of the second section and extends downward, the fourth section is connected to the second feeding point and extends upward, and the fifth section A section is connected between the fourth section and the fourth radiating part, the fifth radiating part is connected to the middle section of the fourth section and extends to the right; and a second metal element has a third feeding point, A sixth section, a seventh section, an eighth section, a sixth radiating part, a seventh radiating part and an eighth radiating part, the third feeding point is located on the left of the first feeding point side, the sixth section is connected to the third feeding point and extends upward, the seventh section is connected to the upper section of the sixth section and extends to the left, the eighth section is connected to the seventh section and Extending upward, the sixth radiating portion is connected to the eighth section and extends rightward, the seventh radiating portion is connected to the seventh section and extends downward, and the eighth radiating portion is connected to the middle section of the sixth section And extend to the left.

In one embodiment of this creation, a three-feed-point Internet of Things eight-band antenna is provided, the first radiating part is used for transmitting and receiving wireless signals in a first frequency band, and the second radiating part is used for a second The transmission and reception of wireless signals in the frequency band, the path from the first feed point to the second feed point through the fifth section is used for the transmission and reception of wireless signals in a third frequency band, and the fourth radiating part is used for a For transmitting and receiving wireless signals in the fourth frequency band, the fifth radiating part is used for transmitting and receiving wireless signals in the fifth frequency band, the sixth radiating part is used for transmitting and receiving wireless signals in the sixth frequency band, and the seventh radiating part for use in a seventh band The eighth radiating part is used for the transmission and reception of wireless signals in an eighth frequency band, and the frequencies from low to high are the first frequency band, the second frequency band, the third frequency band, and the fourth frequency band , the fifth frequency band, the sixth frequency band, the seventh frequency band, and the eighth frequency band.

In one embodiment of the present invention, a three-feed-point Internet of Things eight-band antenna is provided, and the first frequency band ranges from 700MHz to 850MHz.

In one embodiment of the present invention, a three-feed-point Internet of Things eight-band antenna is provided, and the second frequency band ranges from 850 MHz to 980 MHz.

In one embodiment of the present invention, a three-feed-point Internet of Things eight-band antenna is provided, and the third frequency band ranges from 1700 MHz to 1850 MHz.

In one embodiment of the present invention, a three-feed-point Internet of Things eight-band antenna is provided, and the fourth frequency band ranges from 1850 MHz to 1950 MHz.

In one embodiment of the present invention, a three-feed-point Internet of Things eight-band antenna is provided, and the fifth frequency band ranges from 2050 MHz to 2150 MHz.

In one embodiment of the present invention, a three-feed-point Internet of Things eight-band antenna is provided, and the sixth frequency band ranges from 2700 MHz to 2800 MHz.

In one embodiment of the present invention, a three-feed-point Internet of Things eight-band antenna is provided, and the seventh frequency band ranges from 3700 MHz to 3850 MHz.

In one embodiment of the present invention, a three-feed-point Internet of Things eight-band antenna is provided, and the eighth frequency band ranges from 5000 MHz to 5500 MHz.

Through the technical means adopted in the eight-band antenna of the Internet of Things with three feed points in this creation, the first metal element and the second metal element are arranged in the above-mentioned structure, which can transmit and receive the first frequency band to the second frequency band with an antenna efficiency higher than 50%. Eight frequency bands are radio waves with a total of eight frequency bands, and are suitable for handheld communication devices such as smart phones or other Internet of Things devices.

100:Three feed points IoT eight-band antenna

1: The first metal element

11: The first feed point

12: Second feed point

13: The third feed point

2: The second metal element

21: The first section

22:Second segment

23: The third section

24: The fourth section

25: Fifth section

26: Section Six

27: Seventh section

28: Eighth section

31: The first radiation department

32: Second radiation department

34: The Fourth Radiant Division

35: The Fifth Radiant Division

36: Sixth Radiation Department

37: Seventh Radiation Department

38: Eighth Radiation Department

P1: the first current path

P2: Second current path

P3: The third current path

P4: The fourth current path

P5: fifth current path

P6: sixth current path

P7: seventh current path

P8: Eighth current path

[Fig. 1] is a schematic diagram showing a three-feed point Internet of Things eight-band antenna according to an embodiment of the present creation; [Fig. 2] is a schematic diagram showing a three-feed point Internet of Things eight-band antenna according to an embodiment of the present creation A schematic diagram of the current path.

Below, according to Fig. 1 to Fig. 2, the embodiment of this creation is described. This description is not intended to limit the implementation of this creation, but is one of the embodiments of this creation.

As shown in FIG. 1 , a three-feed point Internet of Things eight-band antenna 100 according to an embodiment of the present invention includes a first metal element 1 and a second metal element 2 .

The first metal element 1 has a first feeding point 11, a second feeding point 12, a first section 21, a second section 22, a third section 23, a first radiation part 31, A second radiation portion 32 , a fourth section 24 , a fifth section 25 , a fourth radiation portion 34 and a fifth radiation portion 35 .

The first feeding point 11 is located on the left of the second feeding point 12 and spaced apart. The first feed point 11 and the second feed point 12 are feed points for feeding signals, and are connected to the mesh conductors of the coaxial cable.

The first section 21 is connected to the first feeding point 11 and extends upward. The second section 22 is connected to the upper section of the first section 21 and extends rightward. The third section 23 is connected to the right section of the second section 22 and extends downward. The first radiation portion 31 is connected to the lower section of the third section 23 and extends rightward. The first radiating part 31 is used for transmitting and receiving wireless signals in a first frequency band.

The second radiation portion 32 is connected to the upper section of the third section 23 and extends rightward. The second radiating part 32 is used for transmitting and receiving wireless signals in a second frequency band.

The fourth radiation portion 34 is connected to the middle section of the second section 22 and extends downward. The fourth radiating part 34 is used for transmitting and receiving wireless signals in a fourth frequency band.

The fourth section 24 is connected to the second feeding point 12 and extends upward, the fifth section 25 is connected between the fourth section 24 and the fourth radiation portion 34 , the first feeding point 11 The path from the fifth section 25 to the second feeding point 12 is used for transmitting and receiving wireless signals in a third frequency band.

The fifth radiation portion 35 is connected to the middle section of the fourth section 24 and extends rightward. The fifth radiation part 35 is used for transmitting and receiving wireless signals in a fifth frequency band.

The second metal element has a third feeding point 13, a sixth section 26, a seventh section 27, an eighth section 28, a sixth radiation portion 36, a seventh radiation portion 37 and an eighth Radiation section 38.

The third feeding point is located on the left of the first feeding point and spaced apart. The third feed point 13 is a feed point for feeding signals, and is used for connecting the mesh conductor of the coaxial cable.

The sixth section 26 is connected to the third feeding point 13 and extends upward. The seventh section 27 is connected to the upper section of the sixth section 26 and extends leftward. The eighth section 28 is connected to the seventh section 27 and extends upward. The sixth radiating portion 36 is connected to the eighth section 28 and extends rightward. The sixth radiation part 36 is used for transmitting and receiving wireless signals in a sixth frequency band.

The seventh radiating portion 37 is connected to the seventh section 27 and extends downward. The seventh radiation part 37 is used for transmitting and receiving wireless signals in a seventh frequency band.

The eighth radiating portion 38 is connected to the middle section of the sixth section 26 and extends leftward. The eighth radiation part 38 is used for transmitting and receiving wireless signals in an eighth frequency band.

Up, down, left, and right are only used to indicate the relative orientation, and the structure of the three-feed point Internet of Things eight-band antenna 100 of this creation can be rotated and mirrored arbitrarily.

The frequencies from low to high are the first frequency band, the second frequency band, the third frequency band, the fourth frequency band, the fifth frequency band, the sixth frequency band, the seventh frequency band, and the eighth frequency band. Specifically, the first frequency band ranges from 700MHz to 850MHz. The second frequency band ranges from 850MHz to 980MHz. The third frequency band ranges from 1700MHz to 1850MHz. The fourth frequency band ranges from 1850MHz to 1950MHz. The fifth frequency band ranges from 2050MHz to 2150MHz. The sixth frequency band ranges from 2700MHz to 2800MHz. The seventh frequency band ranges from 3700MHz to 3850MHz. The eighth frequency band ranges from 5000MHz to 5500MHz.

As shown in Figure 2, corresponding to the relationship between high and low frequencies of each frequency band, the current path of transmitting and receiving wireless signals of each frequency band from long to short is the first current path P1 of transmitting and receiving wireless signals of the first frequency band, and the first current path of transmitting and receiving the wireless signal of the second frequency band. The second current path P2 for wireless signals, the third current path P3 for transmitting and receiving wireless signals in the third frequency band, the fourth current path P4 for transmitting and receiving wireless signals in the fourth frequency band, and the fifth current path for transmitting and receiving wireless signals in the fifth frequency band P5, the sixth current path P6 for transmitting and receiving wireless signals in the sixth frequency band, the seventh current path P7 for transmitting and receiving wireless signals in the seventh frequency band, and the eighth current path P8 for transmitting and receiving wireless signals in the eighth frequency band. Based on this, the size of each section and each radiation part is designed. Arrows indicate the current flow of wireless signals in each frequency band.

The above descriptions and illustrations are only descriptions of the preferred embodiments of this creation. Those who have common knowledge of this technology can make other modifications according to the scope of the patent application defined below and the above descriptions, but these modifications should still be It is within the scope of rights of this creation for the creative spirit of this creation.

100:Three feed points IoT eight-band antenna

1: The first metal element

11: The first feed point

12: Second feed point

13: The third feed point

2: The second metal element

21: The first section

22:Second section

23: The third section

24: The fourth section

25: Fifth section

26: Section Six

27: Seventh section

28: Eighth section

31: The first radiation department

32: Second radiation department

34: The Fourth Radiant Division

35: The Fifth Radiant Division

36: Sixth Radiation Division

37: Seventh Radiation Department

38: Eighth Radiation Department

Claims (10)

An eight-band antenna for the Internet of Things with three feeding points, comprising: a first metal element having a first feeding point, a second feeding point, a first section, a second section, and a third section segment, a first radiating portion, a second radiating portion, a fourth section, a fifth section, a fourth radiating portion and a fifth radiating portion, the first feeding point is located at the second feeding To the left of the point, the first section is connected to the first feeding point and extends upward, the second section is connected to the upper section of the first section and extends to the right, and the third section is connected to the second The right section of the section extends downward, the first radiating part is connected to the lower section of the third section and extends rightward, the second radiating section is connected to the upper section of the third section and extends rightward, the fourth radiating section connected to the middle section of the second section and extended downwards, the fourth section connected to the second feeding point and extended upwards, the fifth section connected between the fourth section and the fourth radiating part , the fifth radiating part is connected to the middle section of the fourth section and extends to the right; and a second metal element has a third feeding point, a sixth section, a seventh section, and an eighth section section, a sixth radiating part, a seventh radiating part and an eighth radiating part, the third feeding point is located on the left of the first feeding point, the sixth section is connected to the third feeding point and Extending upwards, the seventh section is connected to the upper section of the sixth section and extends leftward, the eighth section is connected to the seventh section and extends upwards, the sixth radiating part is connected to the eighth section and Extending to the right, the seventh radiating portion is connected to the seventh section and extends downward, and the eighth radiating portion is connected to the middle section of the sixth section and extends to the left. As in claim 1, the eight-band antenna of the three feeding points of the Internet of Things, wherein the first radiating part is used for transmitting and receiving wireless signals of a first frequency band, and the second radiating part is used for transmitting and receiving of wireless signals of a second frequency band Transceiver, the path from the first feeding point to the second feeding point through the fifth section is used for sending and receiving wireless signals of a third frequency band, and the fourth radiating part is used for wireless signals of a fourth frequency band The fifth radiating part is used for transmitting and receiving wireless signals in the fifth frequency band, the sixth radiating part is used for transmitting and receiving wireless signals in the sixth frequency band, and the seventh radiating part is used for transmitting and receiving wireless signals in a first frequency band. Seven-band wireless signal transmission and reception, The eighth radiating part is used for transmitting and receiving wireless signals in an eighth frequency band, and the frequencies from low to high are the first frequency band, the second frequency band, the third frequency band, the fourth frequency band, and the fifth frequency band , the sixth frequency band, the seventh frequency band, and the eighth frequency band. For example, the eight-band antenna of the feed-in point Internet of Things in claim 2-3, wherein the first frequency band ranges from 700MHz to 850MHz. As in claim 2-3, the eight-band antenna of the feeding point Internet of Things, wherein the second frequency band ranges from 850MHz to 980MHz. For example, the eight-band antenna of the feeding point Internet of Things in claim 2-3, wherein the third frequency band ranges from 1700MHz to 1850MHz. For example, the eight-band antenna of the feed point Internet of Things of the request item 2-3, wherein the fourth frequency band ranges from 1850MHz to 1950MHz. For example, the eight-band antenna of the feeding point Internet of Things of the claim 2-3, wherein the fifth frequency band ranges from 2050MHz to 2150MHz. For example, the eight-band antenna of the feeding point Internet of Things in the request item 2-3, wherein the sixth frequency band ranges from 2700MHz to 2800MHz. For example, the eight-band antenna of the eight-band antenna of the feeding point Internet of Things of the request item 2-3, wherein the seventh frequency band ranges from 3700MHz to 3850MHz. For example, the eighth frequency band antenna of the feeding point Internet of Things in the request item 2-3, wherein the eighth frequency band ranges from 5000MHz to 5500MHz.

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