CN213151017U - Antenna structure and electronic equipment - Google Patents
Antenna structure and electronic equipment Download PDFInfo
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- CN213151017U CN213151017U CN202021264937.7U CN202021264937U CN213151017U CN 213151017 U CN213151017 U CN 213151017U CN 202021264937 U CN202021264937 U CN 202021264937U CN 213151017 U CN213151017 U CN 213151017U
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Abstract
The utility model provides an antenna structure and electronic equipment, include: the method comprises the following steps: the IFA antenna is respectively connected with the feed point and the grounding point; the grounding point is connected with a reference ground; the reference ground length is greater than 0.8 antenna wavelengths. Antenna structure can improve the design of cell-phone antenna through the size of referring to ground, can make every frequency band performance best like this, also can let the cell-phone have good communication performance in the area of weak signal, improves user's experience.
Description
Technical Field
The utility model relates to an electronic equipment field, in particular to electronic equipment antenna structure, and contain the electronic equipment of this structure.
Background
With the increasingly wide application of electronic devices such as mobile phones and tablet computers in daily life, people are continuously demanding new requirements for the structure and functions of the electronic devices, such as a metal shell requiring smaller device specification, larger screen occupation ratio and better hand feeling. Under the requirement of the design concept, more and more devices are placed in the antenna area, so that the space environment of the antenna is more and more complicated. Under the limited space environment, the design of the mobile phone antenna meeting the requirements of multiple frequency bands becomes difficult.
The existing mobile phone antenna is divided into an external antenna and an internal antenna, the internal mobile phone antenna is arranged in the mobile phone, such as an IFA (insert antenna) type antenna, wherein the IFA antenna is simple in structure, not easy to damage and attractive in appearance of the mobile phone, so that the external dual-band mobile phone antenna is gradually replaced and widely used.
IFA antennas are very popular in handset antenna design. The IFA antenna evolved from the monopole antenna with one more ground point. Therefore, the IFA antenna is more stable than the monopole antenna and is less susceptible to the external environment. In many cases, the current distribution established at the ground plane is a major factor in establishing the radiation pattern of the antenna. Therefore, the magnitude of the ground has a relatively large influence on the resonant frequency, radiation pattern, bandwidth, etc. of the antenna. If we can clearly know the influence of the reference ground size on the antenna, we will help greatly improve the performance of the mobile phone antenna in the future.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an antenna structure is provided, can improve the design of cell-phone antenna through the size with reference to ground, can make every frequency band performance best like this, also can let the cell-phone have good communication performance in the area of weak signal, improve user's experience.
In order to solve the technical problem, the utility model provides an antenna structure, include: the IFA antenna is respectively connected with the feed point and the grounding point; the grounding point is connected with a reference ground; the reference ground length is greater than 0.8 antenna wavelengths.
Antenna structure's beneficial effect lies in: the design of the mobile phone antenna can be improved by referring to the size of the ground, so that the performance of each frequency band is optimal, the mobile phone has good communication performance in a weak signal area, and the user experience is improved.
Preferably, the shape of the reference ground is rectangular.
Preferably, the IFA antenna is a triple-entry antenna.
Preferably, the IFA antenna is located on a substrate.
Preferably, the width of the reference ground is 30-50 mm, and the length of the reference ground is 15-35 mm.
Preferably, the width of the reference ground is 40 mm, and the length of the reference ground is 25 mm.
The utility model also provides an electronic equipment, including antenna and base plate, include: the IFA antenna is respectively connected with the feed point and the grounding point; the grounding point is connected with a reference ground; the reference ground length is greater than 0.8 antenna wavelengths.
Electronic equipment's beneficial effect lies in: the design of the mobile phone antenna can be improved by referring to the size of the ground, so that the performance of each frequency band is optimal, the mobile phone has good communication performance in a weak signal area, and the user experience is improved.
Preferably, the shape of the reference ground is rectangular; the IFA antenna is a three-in-one antenna; the IFA antenna is located on a substrate.
Preferably, the width of the reference ground is 30-50 mm, and the length of the reference ground is 15-35 mm.
Preferably, the width of the reference ground is 40 mm, and the length of the reference ground is 25 mm.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic diagram of an antenna structure according to a first embodiment of the present invention.
The various reference numbers in the figures:
101. reference ground 102, IFA antenna, 103, substrate, 104, ground point, 105, feed point.
Detailed Description
The first embodiment,
The utility model relates to an antenna structure, concrete structure is as shown in figure 1, include: an IFA antenna 102, wherein the IFA antenna 102 is connected to a feeding point 105 and a grounding point 104; the grounding point 104 is connected with a reference ground 101; the reference ground 101 length is greater than 0.8 antenna wavelengths.
Antenna structure can improve the design of cell-phone antenna through the size of referring to ground 101, can make every frequency band performance best like this, also can let the cell-phone have good communication performance in the area of weak signal, improves user's experience.
Preferably, the shape of the reference ground 101 is rectangular.
Preferably, the IFA antenna 102 is a three-in-one antenna of GPS, WIFI, and BT.
Preferably, the IFA antenna 102 is located on the substrate 103.
Preferably, the width of the reference ground 101 is 30-50 mm, and the length of the reference ground 101 is 15-35 mm.
Preferably, the width of the reference ground 101 is 40 mm, and the length of the reference ground 101 is 25 mm.
The utility model discloses an antenna structure can be applicable to various fields that need use the antenna, can be applied to the radio frequency of various electronic equipment commonly used such as cell-phone, computer, wearable equipment.
The substrate 103 of the present invention is made of FR-4 grade material. FR-4 is a code of a flame-resistant material grade, which means a material specification that a resin material must be self-extinguished after burning, and it is not a material name but a material grade, so that there are very many kinds of FR-4 grade materials used for general circuit boards, but most are composite materials made of so-called tetra-functional (terra-functional) epoxy resin plus Filler (Filler) and glass fiber. FR-4epoxy glass cloth laminates, depending on the application used, are commonly referred to in the industry as: FR-4EpoxyGlassCloth, an insulating plate, an epoxy resin plate, a brominated epoxy resin plate, FR-4, a glass fiber plate, an FR-4 reinforcing plate, an FPC reinforcing plate, a flexible circuit board reinforcing plate, an FR-4epoxy resin plate, a flame-retardant insulating plate, an FR-4 laminated plate, an epoxy plate, an FR-4 light plate, an FR-4 glass fiber plate, an epoxy glass cloth laminated plate and a circuit board drilling base plate. The main technical characteristics and application are as follows: the electric insulation performance is stable, the flatness is good, the surface is smooth, no pit is formed, the thickness tolerance is standard, and the electric insulation board is suitable for products with high-performance electronic insulation requirements, such as FPC reinforcing plates and PCB drilling base plates.
Example II,
The utility model also provides an electronic equipment, this kind of electronic equipment can be various electronic equipment commonly used such as cell-phone, computer, wearable equipment.
The electronic device, including the antenna and the substrate 103, includes: an IFA antenna 102, wherein the IFA antenna 102 is connected to a feeding point 105 and a grounding point 104; the grounding point 104 is connected with a reference ground 101; the reference ground 101 length is greater than 0.8 antenna wavelengths.
Electronic equipment can improve the design of cell-phone antenna through the size of referring to ground 101, can make every frequency band performance best like this, also can let the cell-phone have good communication performance in the area of weak signal, improves user's experience.
Preferably, the shape of the reference ground 101 is rectangular; the IFA antenna 102 is a three-in-one antenna of three antennas, namely GPS, WIFI and BT; the IFA antenna 102 is located on a substrate 103.
Preferably, the width of the reference ground 101 is 30-50 mm, and the length of the reference ground 101 is 15-35 mm.
Preferably, the width of the reference ground 101 is 40 mm, and the length of the reference ground 101 is 25 mm.
The present application provides an electronic device comprising an IFA antenna structure as in any of the embodiments described above.
Accordingly, embodiments of the present invention also provide an electronic device, which may include Radio Frequency (RF) circuitry, a memory including one or more computer-readable storage media, an input unit, a display unit, a sensor, audio circuitry, a wireless fidelity (WiFi) module, a processor including one or more processing cores, and a power supply.
The RF circuit may be used for receiving and transmitting signals during information transmission and reception or during a call, and in particular, receives downlink information from a base station and then sends the received downlink information to one or more processors for processing; in addition, data relating to uplink is transmitted to the base station. Typically, the RF circuitry includes, but is not limited to, an antenna, at least one amplifier, a tuner, one or more oscillators, a Subscriber Identity Module (SIM) card, a transceiver, a coupler, a Low Noise Amplifier (LNA), a duplexer, and the like. In addition, the RF circuitry may also communicate with networks and other devices via wireless communications. The wireless communication may use any communication standard or protocol including, but not limited to, global system for mobile communications (GSM), General Packet Radio Service (GPRS), Code Division Multiple Access (CDMA), Wideband Code Division Multiple Access (WCDMA), Long Term Evolution (LTE), email, short message Service (SM), etc.
In the embodiment of the present invention, the antenna included in the RF circuit is the IFA antenna structure described in any of the embodiments.
The memory may be used to store software programs and modules, and the processor may execute various functional applications and data processing by operating the software programs and modules stored in the memory. The memory may mainly include a storage program area and a storage data area, wherein the storage program area may store an operation storage medium, an application program (such as a sound playing function, an image playing function, etc.) required for at least one function, and the like; the storage data area may store data (such as audio data, a phonebook, etc.) created according to the use of the electronic device, and the like. Further, the memory may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device. Accordingly, the memory may further include a memory controller to provide access to the memory by the processor and the input unit.
The input unit may be used to receive input numeric or character information and generate keyboard, mouse, joystick, optical or trackball signal inputs related to user settings and function control. In particular, in one particular embodiment, the input unit may include a touch-sensitive surface as well as other input devices. The touch-sensitive surface, also referred to as a touch display screen or a touch pad, may collect touch operations by a user (e.g., operations by a user on or near the touch-sensitive surface using a finger, a stylus, or any other suitable object or attachment) thereon or nearby, and drive the corresponding connection device according to a predetermined program. Alternatively, the touch sensitive surface may comprise two parts, a touch detection means and a touch controller. The touch detection device detects the touch direction of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch detection device, converts the touch information into touch point coordinates, sends the touch point coordinates to the processor, and can receive and execute commands sent by the processor. In addition, touch sensitive surfaces may be implemented using various types of resistive, capacitive, infrared, and surface acoustic waves. The input unit may comprise other input devices than a touch sensitive surface. In particular, other input devices may include, but are not limited to, one or more of a physical keyboard, function keys (such as volume control keys, switch keys, etc.), a trackball, a mouse, a joystick, and the like.
The display unit may be used to display information input by or provided to a user and various graphical user interfaces of the electronic device, which may be composed of graphics, text, icons, video, and any combination thereof. The display unit may include a display panel, and the display panel may be configured, optionally, in the form of a Liquid Crystal Display (LCD), an Organic Light Emitting Diode (OLED), or the like. Further, the touch-sensitive surface may overlie the display panel, and when a touch operation is detected on or near the touch-sensitive surface, the touch operation is transmitted to the processor to determine the type of touch event, and the processor then provides a corresponding visual output on the display panel in accordance with the type of touch event. The touch-sensitive surface and the display panel are two separate components to implement input and output functions, but in some embodiments the touch-sensitive surface may be integrated with the display panel to implement input and output functions.
The electronic device may also include at least one sensor, such as a light sensor, a motion sensor, and other sensors. In particular, the light sensor may include an ambient light sensor that may adjust the brightness of the display panel according to the brightness of ambient light, and a proximity sensor that may turn off the display panel and/or the backlight when the electronic device is moved to the ear. As one of the motion sensors, the gravity acceleration sensor can detect the magnitude of acceleration in each direction (generally, three axes), can detect the magnitude and direction of gravity when the mobile phone is stationary, and can be used for applications of recognizing the posture of the mobile phone (such as horizontal and vertical screen switching, related games, magnetometer posture calibration), vibration recognition related functions (such as pedometer and tapping), and the like; as for other sensors such as a gyroscope, a barometer, a hygrometer, a thermometer, and an infrared sensor, which may be further configured to the electronic device, detailed descriptions thereof are omitted.
Audio circuitry, a speaker, and a microphone may provide an audio interface between a user and the electronic device. The audio circuit can transmit the electric signal converted from the received audio data to the loudspeaker, and the electric signal is converted into a sound signal by the loudspeaker to be output; on the other hand, the microphone converts the collected sound signal into an electrical signal, which is received by the audio circuit and converted into audio data, which is then output to the processor for processing, and then transmitted to, for example, another electronic device via the RF circuit, or the audio data is output to the memory for further processing. The audio circuitry may also include an earbud jack to provide communication of a peripheral headset with the electronic device.
WiFi belongs to short-distance wireless transmission technology, and electronic equipment can help a user to receive and send electronic mails, browse webpages, access streaming media and the like through a WiFi module, and provides wireless broadband internet access for the user.
The processor is a control center of the electronic equipment, is connected with each part of the whole mobile phone by various interfaces and lines, and executes various functions and processing data of the electronic equipment by running or executing software programs and/or modules stored in the memory and calling the data stored in the memory, thereby carrying out the integral monitoring on the mobile phone. Optionally, the processor may include one or more processing cores; preferably, the processor may integrate an application processor, which mainly handles operations of storage media, user interfaces, application programs, etc., and a modem processor, which mainly handles wireless communications. It will be appreciated that the modem processor described above may not be integrated into the processor. The electronic device may further comprise a power source (such as a battery) for powering the various components, preferably the power source may be powered electrically
The source management storage medium is logically connected with the processor, so that functions of managing charging, discharging, power consumption management and the like are realized through the power management storage medium. The power supply may also include any component of one or more dc or ac power sources, rechargeable storage media, power failure detection circuitry, power converters or inverters, power status indicators, and the like.
Although not shown, the electronic device may further include a camera, a bluetooth module, and the like, which are not described in detail herein. Specifically, in this embodiment, a processor in the electronic device loads an executable file corresponding to a process of one or more application programs into a memory according to the following instructions, and the processor runs the application programs stored in the memory, thereby implementing various functions.
The above operations can be implemented in the foregoing embodiments, and are not described in detail herein.
The present invention is not limited to the embodiments discussed above. The foregoing description of the specific embodiments is intended to illustrate and describe the technical solutions of the present invention. Obvious modifications or alternatives based on the teachings of the invention should also be considered to fall within the scope of the invention. The above detailed description is provided to disclose the best mode of carrying out the invention, so that those skilled in the art can apply the invention in its various embodiments and in its various alternative ways to achieve the objects of the invention.
Claims (10)
1. An antenna structure, comprising:
the IFA antenna is respectively connected with the feed point and the grounding point;
the grounding point is connected with a reference ground;
the reference ground length is greater than 0.8 antenna wavelengths.
2. The antenna structure of claim 1,
the shape of the reference ground is rectangular.
3. The antenna structure of claim 1,
the IFA antenna is a three-in-one antenna.
4. The antenna structure of claim 1,
the IFA antenna is located on a substrate.
5. The antenna structure of claim 1,
the width of the reference ground is 30-50 mm, and the length of the reference ground is 15-35 mm.
6. The antenna structure of claim 1,
the width of the reference ground is 40 mm, and the length of the reference ground is 25 mm.
7. An electronic device comprising an antenna and a substrate, comprising:
the IFA antenna is respectively connected with the feed point and the grounding point;
the grounding point is connected with a reference ground;
the reference ground length is greater than 0.8 antenna wavelengths.
8. The electronic device of claim 7,
the shape of the reference ground is rectangular;
the IFA antenna is a three-in-one antenna;
the IFA antenna is located on a substrate.
9. The electronic device of claim 8,
the width of the reference ground is 30-50 mm, and the length of the reference ground is 15-35 mm.
10. The electronic device of claim 9,
the width of the reference ground is 40 mm, and the length of the reference ground is 25 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021264937.7U CN213151017U (en) | 2020-07-01 | 2020-07-01 | Antenna structure and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021264937.7U CN213151017U (en) | 2020-07-01 | 2020-07-01 | Antenna structure and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213151017U true CN213151017U (en) | 2021-05-07 |
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ID=75729776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021264937.7U Active CN213151017U (en) | 2020-07-01 | 2020-07-01 | Antenna structure and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213151017U (en) |
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2020
- 2020-07-01 CN CN202021264937.7U patent/CN213151017U/en active Active
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