Miniaturized short message Tiantong positioning converged communication antenna

Abstract

The utility model discloses a miniaturized short message Tiantong positioning converged communication antenna, which comprises an antenna casing, a short message antenna, a positioning antenna and a Tiantong antenna, the short message antenna is obliquely arranged in the antenna casing, the short message antenna and the positioning antenna are vertically and orthogonally arranged, and the antenna casing is internally provided with an antenna slot. The short message antenna adopts a short message laminated antenna structure of an upper-layer transmitting antenna and a lower-layer receiving antenna, and the antenna is orthogonally placed and attached to the antenna shell; according to the utility model, multiple system functions of the short message antenna, the positioning antenna and the antenna are integrated, the short message antenna is obliquely arranged, and the positioning antenna and the antenna are matched in the antenna casing, so that the isolation degree of each system of the antenna can be improved, the influence of a power amplifier system on the receiving and positioning antenna is reduced, and the design of a multi-system integrated terminal is realized; the product has a good application effect and meets the use requirements of customers.

Description

Technical Field

[0001] The utility model relates to the field of antennas, in particular to a miniaturized short message Tiantong positioning fusion communication antenna. Background Art

[0002] Antenna is a kind of converter. It converts the guided waves propagating on the transmission line into electromagnetic waves propagating in the unbounded medium, or performs the opposite conversion. Generally, antennas are reversible. It is a component used to transmit or receive electromagnetic waves in radio equipment. Engineering systems such as radio communication, broadcasting, television, radar, navigation, electronic countermeasures, remote sensing, radio astronomy, etc., all of which use electromagnetic waves to transmit information, rely on antennas to work. Antennas are divided into two categories: internal and external. Common internal antennas include: Monopole antenna, PIFA antenna, patch ceramic antenna, FPC antenna, etc.; common external antennas include: rod antenna, telescopic antenna, helical antenna, vehicle-mounted antenna, etc.

[0003] The traditional short message positioning terminal antenna adopts a separate ceramic solution and is placed side by side on the upper end of the device circuit, which takes up a lot of design space and makes it impossible to reduce the size of the terminal. In addition, the antenna layout is compact, the systems interfere with each other greatly, and cannot be effectively compatible, resulting in poor product application effect. Utility Model Content

[0004] The purpose of the utility model is to provide a miniaturized short message Tiantong positioning fusion communication antenna to solve the problems proposed in the above background technology that the traditional antenna adopts a separate ceramic solution, occupies more design space, the systems interfere with each other greatly and cannot be effectively compatible, and the product application effect is poor.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A miniaturized short message Tiantong positioning fusion communication antenna, comprising an antenna housing, a short message antenna, a positioning antenna and a Tiantong antenna;

[0007] The short message antenna is placed obliquely inside the antenna casing. The short message antenna is placed vertically and orthogonally with the positioning antenna. The short message antenna adopts a short message stacked antenna structure with an upper transmitting antenna and a lower receiving antenna. The Tiantong antenna is placed orthogonally and attached to the antenna casing. The Tiantong antenna is located on the left side of the short message antenna.

[0008] Furthermore, the lower receiving antenna of the short message antenna is composed of a low dielectric constant ceramic antenna, and the upper transmitting antenna of the short message antenna is composed of a high dielectric constant ceramic antenna.

[0009] Furthermore, a combiner device is installed on the antenna housing, and the Skycom antenna adopts an FPC antenna, which forms left-hand circular polarization through the combiner device.

[0010] Furthermore, the positioning antenna uses a PIFA linear polarization antenna as polarization isolation of the antenna system.

[0011] The beneficial effects of the utility model are as follows: the utility model is compatible with the multi-system functions of the short message antenna, the positioning antenna and the Tiantong antenna in one, and by tilting the short message antenna and fitting the positioning antenna and the Tiantong antenna inside the antenna casing, the isolation of each antenna system can be improved, the influence of the power amplifier system on the receiving positioning antenna can be reduced, and a multi-system integrated terminal design can be realized. The product application effect is good and meets customer usage requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a top view of the structure of the utility model;

[0013] Figure 2 This is the structural front view of the utility model;

[0014] Figure 3 For this utility model Figure 1 AA section structure view.

[0015] In the figure: 1 antenna housing, 2 short message antenna, 3 positioning antenna, 4 sky communication antenna. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] See also Figure 1-3 , which provides a technical solution for the utility model, a miniaturized short message Tiantong positioning fusion communication antenna, including an antenna housing 1, a short message antenna 2, a positioning antenna 3 and a Tiantong antenna 4; the short message antenna 2 is placed obliquely inside the antenna housing 1, and the short message antenna 2 and the positioning antenna 3 are placed vertically orthogonally, and the positioning antenna 3 adopts but is not limited to a PIFA linear polarization antenna as the polarization isolation of the antenna system.

[0018] Among them, the short message antenna 2 mentioned refers to the two-way information transmission between the Beidou ground terminal and Beidou satellite and the Beidou ground monitoring station directly through satellite signals. The communication uses short messages as the basic transmission unit and is a functional feature of the Beidou satellite navigation system. Beidou short messages are divided into regional short messages and global short messages. Short message communication is a unique function of the Beidou navigation system, providing two-way information transmission in the region and globally. It has the advantages of rapid response, strong anti-interference and low equipment cost. It is especially suitable for disaster relief, geological monitoring and communications in remote areas. In addition, it is also widely used in military, marine, aviation, border patrol and other fields.

[0019] In this embodiment, the short message antenna 2 mentioned adopts a short message laminated antenna structure with an upper transmitting antenna and a lower receiving antenna. The lower receiving antenna of the short message antenna 2 is composed of a low dielectric constant ceramic antenna, and the upper transmitting antenna of the short message antenna 2 is composed of a high dielectric constant ceramic antenna; preferably, the short message antenna 2 can adopt but is not limited to a high dielectric constant ceramic laminate antenna; the Tiantong antenna 4 is orthogonally placed and attached to the antenna housing 1, and the Tiantong antenna 4 is located on the left side of the short message antenna 2; further, the positioning antenna 3 mentioned adopts but is not limited to the SINO-GPSP2006 or DAM1575A4 antenna.

[0020] Among them, the short message antenna 2 mentioned is placed at an angle inside the antenna housing 1, and the short message antenna 2 can be placed at an angle inside the antenna housing 1 through a T-shaped bracket, and the short message antenna 2 is placed at an angle to serve as antenna space isolation; the inclination angle a of the short message antenna 2 is 0-90 degrees, and the inclination angle a is the angle between the short message antenna 2 and the antenna housing 1. Preferably, the inclination angle a of the short message antenna 2 mentioned can be set to 20 degrees, 30 degrees, 45 degrees or 60 degrees.

[0021] In this embodiment, a combining device is also installed on the antenna housing 1 mentioned above, and the Tiantong antenna 4 mentioned above adopts but is not limited to an FPC antenna. The Tiantong antenna 4 uses a combining device to form left-handed circular polarization to improve the overall antenna efficiency; the Tiantong antenna 4 mentioned above adopts but is not limited to a WD-TT100-SC type circular rubber stick antenna.

[0022] Among them, the main function of the combining device mentioned is to combine the input multi-band signals together and output them to the same indoor distribution system. The combining device uses but is not limited to a dual-frequency combiner, a triple-frequency combiner or a quad-frequency combiner. The combining device is generally used at the transmitting end. Its function is to combine two or more RF signals emitted from different transmitters into one RF device sent to the antenna for transmission, while avoiding mutual influence between the signals of each port.

[0023] To sum up: this miniaturized short message Tiantong positioning fusion communication antenna is compatible with the multi-system functions of short message antenna 2, positioning antenna 3 and Tiantong antenna 4, which can improve the isolation of each antenna system, reduce the impact of the power amplifier system on the receiving positioning antenna, and realize multi-system integrated terminal design. The product application effect is good and meets customer requirements.

[0024] The technical features of the above embodiments may be combined arbitrarily. To make the description concise, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0025] The above embodiments only express the preferred implementation methods of the utility model, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the utility model patent; it should be understood that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, and these all belong to the protection scope of the utility model; in the utility model, unless otherwise clearly stipulated and limited, the terms such as "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, or a detachable connection, or integrated; it can be a mechanical connection; among them, there are various ways of detachable installation, for example, it can be through the method of plug-in and snap-fit, for example, through the method of bolt connection, etc.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A miniaturized short message Tiantong positioning fusion communication antenna, characterized by: Including antenna housing, short message antenna, positioning antenna and Tiantong antenna; The short message antenna is placed obliquely inside the antenna casing. The short message antenna is placed vertically and orthogonally with the positioning antenna. The short message antenna adopts a short message stacked antenna structure with an upper transmitting antenna and a lower receiving antenna. The Tiantong antenna is placed orthogonally and attached to the antenna casing. The Tiantong antenna is located on the left side of the short message antenna.

2. The miniaturized short message Tiantong positioning fusion communication antenna according to claim 1 is characterized by: The lower receiving antenna of the short message antenna is composed of a low dielectric constant ceramic antenna, and the upper transmitting antenna of the short message antenna is composed of a high dielectric constant ceramic antenna.

3. The miniaturized short message Tiantong positioning fusion communication antenna according to claim 1 is characterized by: A combiner device is also installed on the antenna housing. The sky-high antenna adopts an FPC antenna, and the sky-high antenna forms left-hand circular polarization through the combiner device.

4. The miniaturized short message Tiantong positioning fusion communication antenna according to claim 1 is characterized by: The positioning antenna adopts a PIFA linear polarization antenna as the polarization isolation of the antenna system.

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