CN111224217A - Terminal and communication method - Google Patents
Terminal and communication method Download PDFInfo
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- CN111224217A CN111224217A CN202010016591.7A CN202010016591A CN111224217A CN 111224217 A CN111224217 A CN 111224217A CN 202010016591 A CN202010016591 A CN 202010016591A CN 111224217 A CN111224217 A CN 111224217A
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- signal
- radiated
- radio frequency
- feeding slot
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
- H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
- H01Q1/244—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas extendable from a housing along a given path
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
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- Engineering & Computer Science (AREA)
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Abstract
The embodiment of the application discloses a terminal, include: the antenna comprises a metal middle frame, a flexible circuit board, a radio frequency chip and at least one millimeter wave antenna; at least one millimeter wave antenna is integrated on the metal middle frame; the inner surface of the metal middle frame is covered with a metal coating, the metal coating is provided with at least one feed gap, and the at least one feed gap corresponds to the at least one millimeter wave antenna one to one; the flexible circuit board is adhered to the inner surface and passes through the at least one feed gap; the flexible circuit board is connected with the radio frequency chip and used for feeding each signal of at least one signal to be radiated transmitted by the radio frequency chip into a corresponding antenna of at least one millimeter wave antenna through a corresponding feed gap of the at least one feed gap so as to realize radiation.
Description
Technical Field
The embodiment of the application relates to the technical field of communication, in particular to a terminal integrating a millimeter wave module and a communication method.
Background
The New air interface (NR) of the fifth Generation (5th Generation) mobile communication system mainly uses two sections of frequencies: FR1 frequency band and FR2 frequency band. The frequency range of the FR1 frequency band is 450MHz to 6GHz, and the frequency range of the FR2 frequency band is 24.25GHz to 52.6GHz, which is also called millimeter wave.
Millimeter wave modules, i.e., millimeter wave antenna arrays, of terminals such as mobile phones are generally based on phased arrays. The implementation modes of the phased array millimeter wave antenna array can be mainly divided into three types, which are respectively: the Antenna array is located on a system motherboard (AoB), the Antenna array is located in a Package of a chip (AiP), and the Antenna array and the rf chip form a Module (air), which is mostly implemented in AiP or AiM.
However, the radiation performance of the millimeter wave module in the whole machine is difficult to regulate and control at present, and a large amount of space inside the terminal is occupied by adopting a plurality of millimeter wave modules.
Disclosure of Invention
The embodiment of the application provides a terminal and a communication method, and a millimeter wave antenna is arranged on a metal middle frame of the terminal, so that the occupied space in the whole terminal is avoided, the whole terminal is not shielded, and the radiation performance is ensured.
The technical scheme of the embodiment of the application is realized as follows:
the embodiment of the application provides a terminal, the terminal includes: the antenna comprises a metal middle frame, a flexible circuit board, a radio frequency chip and at least one millimeter wave antenna;
the at least one millimeter wave antenna is integrated on the metal middle frame;
the inner surface of the metal middle frame is covered with a metal coating, the metal coating is provided with at least one feed gap, and the at least one feed gap corresponds to the at least one millimeter wave antenna one to one;
the flexible circuit board is adhered to the inner surface and passes through the at least one feed gap;
the flexible circuit board is connected with the radio frequency chip and used for feeding each signal of at least one signal to be radiated transmitted by the radio frequency chip to a corresponding antenna in the at least one millimeter wave antenna through a corresponding feed gap in the at least one feed gap so as to realize radiation.
In the terminal, at least one through hole is formed in the metal middle frame;
the at least one through hole is filled with a nano injection molding material to form the at least one millimeter wave antenna.
In the above terminal, each of the at least one feeding slot exposes a central region of a corresponding one of the at least one millimeter wave antenna.
In the terminal, at least one wire is arranged on the flexible circuit board, and the at least one wire corresponds to the at least one feed gap one to one;
the first end of each wire in the at least one wire passes through the corresponding feed gap in the at least one feed gap;
the second end of each of the at least one wire is connected with the radio frequency chip.
In the terminal, on the flexible circuit board, a position and a length of each of the at least one trace are determined based on a position of a corresponding feed gap in the at least one feed gap.
In the above terminal, the terminal further includes: a main board;
the radio frequency chip is arranged on the mainboard;
the mainboard is used for transmitting a target signal to the radio frequency chip;
the radio frequency chip is used for determining the at least one signal to be radiated based on the target signal.
In the above terminal, the terminal further includes: a screen and a rear cover;
the screen and the rear cover are respectively arranged on two sides of the metal middle frame;
the metal middle frame is connected with the screen and the rear cover.
The embodiment of the application provides a communication method, which is applied to the terminal and comprises the following steps:
receiving at least one signal to be radiated transmitted by a radio frequency chip through a flexible circuit board, and feeding each signal in the at least one signal to be radiated to a corresponding antenna in at least one millimeter wave antenna through a corresponding feed gap in at least one feed gap; the at least one feeding slot corresponds to the at least one millimeter wave antenna one to one;
and radiating the at least one signal to be radiated through the at least one millimeter wave antenna.
In the above communication method, the receiving, by the flexible circuit board, at least one signal to be radiated transmitted by the radio frequency chip, and feeding each signal of the at least one signal to be radiated to a corresponding antenna of the at least one millimeter wave antenna through a corresponding feed slot of the at least one feed slot includes:
receiving one signal of the at least one signal to be radiated through each of at least one wire deployed on the flexible circuit board, and feeding the signal into a corresponding antenna of the at least one millimeter wave antenna through a corresponding feed gap of the at least one feed gap; the at least one routing line is in one-to-one correspondence with the at least one feed gap.
In the above communication method, before the receiving, by the flexible circuit board, at least one signal to be radiated transmitted by the radio frequency chip, the method further includes:
transmitting a target signal to the radio frequency chip through the mainboard;
determining, by the radio frequency chip, the at least one signal to be radiated based on the target signal.
An embodiment of the present application provides a terminal, including: the antenna comprises a metal middle frame, a flexible circuit board, a radio frequency chip and at least one millimeter wave antenna; at least one millimeter wave antenna is integrated on the metal middle frame; the inner surface of the metal middle frame is covered with a metal coating, the metal coating is provided with at least one feed gap, and the at least one feed gap corresponds to the at least one millimeter wave antenna one to one; the flexible circuit board is adhered to the inner surface and passes through the at least one feed gap; the flexible circuit board is connected with the radio frequency chip and used for feeding each signal of at least one signal to be radiated transmitted by the radio frequency chip into a corresponding antenna of at least one millimeter wave antenna through a corresponding feed gap of the at least one feed gap so as to realize radiation. The terminal that this application embodiment provided is provided with the millimeter wave antenna on the metal center, not only avoids the complete machine inner space to be occupied, does not receive moreover to shelter from, guarantees the radiation performance.
Drawings
Fig. 1 is a schematic structural diagram of a terminal according to an embodiment of the present disclosure;
fig. 2 is a schematic outer side view of a metal middle frame according to an embodiment of the present disclosure;
fig. 3 is a schematic inside view of a metal middle frame according to an embodiment of the present disclosure;
fig. 4 is a schematic cross-sectional view of a terminal according to an embodiment of the present application;
FIG. 5 is a schematic cross-sectional view of an exemplary metal bezel provided in an embodiment of the present application;
fig. 6 is a flowchart illustrating a communication method according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant application and are not limiting of the application. It should be noted that, for the convenience of description, only the parts related to the related applications are shown in the drawings.
Example one
The embodiment of the application provides a terminal. Referring to fig. 1 to 5, the terminal includes: the antenna comprises a metal middle frame 10, a flexible circuit board 11, a radio frequency chip 12 and at least one millimeter wave antenna 13;
at least one millimeter wave antenna 13 is integrated on the metal middle frame 10;
the inner surface of the metal middle frame 10 is covered with a metal coating, the metal coating is provided with at least one feed gap 100, and the at least one feed gap 100 corresponds to the at least one millimeter wave antenna 13 one to one;
the flexible circuit board 11 is adhered to the inner surface and passes through at least one feed gap 100;
the flexible circuit board 11 is connected to the rf chip 12, and is configured to feed each signal of at least one signal to be radiated, which is transmitted by the rf chip 12, to a corresponding antenna of the at least one millimeter wave antenna 13 through a corresponding feed slot 100 of the at least one feed slot 100, so as to implement radiation.
In the embodiment of the present application, at least one millimeter wave antenna 13 is disposed on the metal middle frame 10, and signal radiation is performed. The position, size and number of the specific millimeter wave antenna 13 arranged on the metal middle frame 10 may be determined according to actual requirements, and the embodiment of the present application is not limited.
It is understood that, in the embodiments of the present application, the inner surface of the metal middle frame 10 may be metal-sprayed, thereby forming a metal coating on the inner surface of the metal middle frame 10. In order to feed signals into the millimeter wave antenna 13 to realize radiation, therefore, a feeding slot 100, that is, at least one feeding slot 100, needs to be correspondingly formed on the metal coating for each of the at least one millimeter wave antenna 13 disposed on the metal middle frame 10.
It should be noted that, in the embodiments of the present application, the metal materials used for the metal middle frame 10 and the metal coating layer may be determined according to actual requirements, and the embodiments of the present application are not limited.
It should be noted that, in the embodiment of the present application, at least one signal to be radiated is a signal that needs to be radiated to implement communication. The specific at least one signal to be radiated may be determined according to actual requirements, and the embodiment of the present application is not limited.
It should be noted that, in the embodiment of the present application, the flexible circuit board 11 is adhered to the inner surface of the metal middle frame 10 and passes through at least one feeding slot 100, so that, after the flexible circuit board 11 receives at least one signal to be radiated, which is transmitted by the radio frequency chip 12 and corresponds to the at least one feeding slot 100, it may be fed into the corresponding millimeter wave antenna 13 through the corresponding feeding slot 100 to implement radiation.
It can be understood that, at present, the millimeter wave module is usually arranged inside the terminal, occupies a part of the internal space of the whole machine, and is easily shielded by other devices to influence the radiation performance. In the embodiment of the application, the millimeter wave antenna 13 is arranged on the metal middle frame 10 of the terminal, so that the internal space of the whole terminal is prevented from being occupied, the internal space is not shielded, and the radiation performance is ensured.
Specifically, in the embodiment of the present application, at least one through hole is formed on the metal middle frame 10; at least one of the through holes is filled with a nano-injection molding material to form at least one millimeter wave antenna 13.
It is understood that, in the embodiment of the present application, the number of through holes opened in the metal bezel 10 is the number of millimeter wave antennas 13 to be finally formed.
It should be noted that, in the embodiments of the present application, the shape and size of at least one through hole may be determined according to actual situations or actual needs, and the embodiments of the present application are not limited.
Fig. 2 is a schematic outer side view of a metal middle frame according to an embodiment of the present application. As shown in fig. 2, in the embodiment of the present application, the metal middle frame 10 may actually be provided with four rectangular through holes, and each rectangular through hole is filled with the nano injection molding material, so as to form four millimeter wave antennas 13.
It should be noted that, in the embodiments of the present application, the nano injection molding material for filling the at least one through hole may be selected according to actual requirements, and the embodiments of the present application are not limited.
Specifically, in the embodiment of the present application, each of the at least one feed slot 100 exposes the center region of the corresponding one of the at least one millimeter wave antenna 13.
It should be noted that, in the embodiment of the present application, each feeding slot 100 in at least one feeding slot 100 may also be offset from the central area of the corresponding millimeter wave antenna 13, and may be set according to actual requirements, and the embodiment of the present application is not limited.
Fig. 3 is a schematic inside view of a metal middle frame according to an embodiment of the present application. As shown in fig. 3, in the embodiment of the present application, the inner side surface of the metal middle frame 10 is covered by a metal coating, and on the metal coating, as can be seen from fig. 2, a rectangular feeding slot 100 is formed at the center antenna of each rectangular millimeter wave antenna 13, so as to expose the corresponding millimeter wave antenna 13.
Specifically, in the embodiment of the present application, at least one trace 110 is disposed on the flexible circuit board 11, and the at least one trace 110 corresponds to the at least one feeding gap 100 one to one; a first end of each trace 110 in the at least one trace 110 passes through a corresponding feed gap 100 in the at least one feed gap 100; the second end of each trace 110 in the at least one trace 110 is connected to the rf chip 12.
It should be noted that, in the embodiment of the present application, as shown in fig. 3, for each trace 110 in at least one trace 110 on the flexible circuit board 11, the trace 110 passes through a corresponding feed gap 100 in at least one feed gap 100, so that when performing signal radiation, a signal on the trace 110 is fed into a corresponding millimeter wave antenna 13 through the corresponding feed gap 100.
It can be understood that, in the embodiment of the present application, each trace 110 of the at least one trace 110 on the flexible circuit board 11 is connected to the rf chip 12, so that the corresponding signal to be radiated can be received by different traces 110.
Specifically, in the embodiment of the present application, on the flexible circuit board 11, the position and the length of each trace 110 in the at least one trace 110 are determined based on the position of the corresponding feed slot 100 in the at least one feed slot 100.
It should be noted that, in the embodiment of the present application, the length and the position of each trace 110 on the flexible circuit board 11 are not directly cut off to the corresponding feed gap 100, because parameters such as the corresponding impedance matching performance and the like due to the opening position of the feed gap 100 are also considered to ensure a better radiation effect. The position and the length of each trace 110 in the at least one trace 110 are not limited in this embodiment.
For example, in the embodiment of the present application, as shown in fig. 3, four feeding slots 100 are opened on the metal coating on the inner surface of the metal middle frame 10, which correspond to the four millimeter wave antennas 13 shown in fig. 2 respectively. On the flexible circuit board 11, four traces 110 are disposed, and each trace 110 passes through a corresponding feed gap 100 of the four feed gaps 100, but does not directly cut off to the corresponding feed gap 100.
Specifically, in an embodiment of the present application, the terminal further includes: a main board 14;
the radio frequency chip 12 is arranged on the main board 14;
a main board 14 for transmitting the target signal to the rf chip 12;
and the radio frequency chip 12 is used for determining at least one signal to be radiated based on the target signal.
It should be noted that, in the embodiment of the present application, the radio frequency chip 12 is disposed on the main board 14 of the terminal, the main board 14 may obtain a target signal, and the radio frequency chip 12 processes the target signal to obtain at least one signal to be radiated. The mode of determining at least one signal to be radiated by the rf chip 12 based on the target signal may be implemented by using a specific algorithm, which is not limited in the embodiment of the present application.
It should be noted that, in the embodiment of the present application, the target signal is actually all signals that need to be communicated, the terminal may determine at least one signal to be radiated based on the target signal through the radio frequency chip 12, further, a specific trace 110 is selected for the signal, and the signal is fed into the corresponding millimeter wave antenna 13 through the corresponding feed gap 100 to implement radiation, and a specific manner of selecting the trace 110 may be implemented by using a specific algorithm. Specific target signal the embodiments of the present application are not limited.
It should be noted that, in the embodiment of the present application, the terminal includes not only the metal middle frame 10, the screen 18 and the rear cover 19, but of course, as shown in fig. 1, the terminal also includes other conventional components, such as the camera 15, the battery 16, and the small plate 17, which can be selected and arranged at suitable positions according to actual requirements, and the embodiment of the present application is not limited.
Specifically, in an embodiment of the present application, the terminal further includes: a screen 18 and a rear cover 19;
the screen 18 and the rear cover 19 are respectively arranged at two sides of the metal middle frame 10;
the metal middle frame 10 is connected with a screen 18 and a rear cover 19.
Fig. 4 is a schematic cross-sectional view of a terminal according to an embodiment of the present application. As shown in fig. 4, in the embodiment of the present application, a screen 18 and a rear cover 19 of a terminal are disposed on both sides of a metal middle frame 10, the screen 18 and the rear cover 19 surround the terminal, and further, a flexible circuit board 11 is attached to an inner surface of the metal middle frame 10.
Fig. 5 is a schematic cross-sectional view of an exemplary metal middle frame provided in an embodiment of the present application. As shown in fig. 5, the cross section of the metal middle frame is actually a schematic cross-sectional structure of the metal middle frame 10 shown in fig. 4 where the flexible circuit board is attached to the left side.
It is understood that, in the embodiment of the present application, as shown in fig. 1, the screen 18 and the rear cover 19 of the terminal are disposed on both sides of the metal middle frame 10, so that when at least one signal to be radiated is radiated, at least one millimeter wave antenna 13 will not be shielded, and normal radiation can be realized.
An embodiment of the present application provides a terminal, including: the antenna comprises a metal middle frame, a flexible circuit board, a radio frequency chip and at least one millimeter wave antenna; at least one millimeter wave antenna is integrated on the metal middle frame; the inner surface of the metal middle frame is covered with a metal coating, the metal coating is provided with at least one feed gap, and the at least one feed gap corresponds to the at least one millimeter wave antenna one to one; the flexible circuit board is adhered to the inner surface and passes through the at least one feed gap; the flexible circuit board is connected with the radio frequency chip and used for feeding each signal of at least one signal to be radiated transmitted by the radio frequency chip into a corresponding antenna of at least one millimeter wave antenna through a corresponding feed gap of the at least one feed gap so as to realize radiation. The terminal that this application embodiment provided is provided with the millimeter wave antenna on the metal center, not only avoids the complete machine inner space to be occupied, does not receive moreover to shelter from, guarantees the radiation performance.
Example two
The embodiment of the application provides a communication method, which is applied to the terminal. Fig. 6 is a flowchart illustrating a communication method according to an embodiment of the present application. As shown in fig. 6, the communication method provided by the present application mainly includes the following steps:
s601, receiving at least one signal to be radiated transmitted by a radio frequency chip through a flexible circuit board, and feeding each signal in the at least one signal to be radiated to a corresponding antenna in at least one millimeter wave antenna through a corresponding feed gap in at least one feed gap 100; wherein, at least one feed gap corresponds to at least one millimeter wave antenna one-to-one.
In the embodiment of the present application, the terminal may receive, through the flexible circuit board 11, at least one signal to be radiated transmitted by the rf chip 12, and feed each of the at least one signal to be radiated to a corresponding antenna of the at least one millimeter wave antenna 13 through a corresponding feed slot 100 of the at least one feed slot 100.
It should be noted that, in the embodiment of the present application, at least one signal to be radiated is a signal that needs to be radiated to implement communication. The specific at least one signal to be radiated may be determined according to actual requirements, and the embodiment of the present application is not limited.
Specifically, in the embodiment of the present application, the terminal receives, through the flexible circuit board 11, at least one signal to be radiated transmitted by the rf chip 12, and feeds each signal of the at least one signal to be radiated to a corresponding antenna of the at least one millimeter wave antenna 13 through a corresponding feed slot 100 of the at least one feed slot 100, including: receiving one signal of at least one signal to be radiated through each trace 110 of at least one trace 110 disposed on the flexible circuit board 11, and feeding the signal into a corresponding antenna of at least one millimeter wave antenna 13 through a corresponding feed slot 100 of at least one feed slot 100; at least one trace 110 corresponds to at least one feed slot 100.
It is understood that, in the embodiment of the present application, one trace 110 on the flexible circuit board 11 corresponds to one feeding slot 100, and one feeding slot 100 on the metal middle frame 10 corresponds to one millimeter wave antenna 13, so that a signal received on each trace 110 may be fed into the corresponding millimeter wave antenna 13 through the corresponding feeding slot 100.
S602, radiating at least one signal to be radiated through at least one millimeter wave antenna.
In the embodiment of the present application, after the terminal feeds each of the at least one signal to be radiated into a corresponding antenna of the at least one millimeter wave antenna 13, the at least one signal to be radiated may be radiated through the at least one millimeter wave antenna 13.
It is understood that in the embodiment of the present application, at least one millimeter wave antenna 13 is actually formed by using the metal middle frame 10 and the nano injection molding material, so that at least one signal to be radiated, which is fed to at least one millimeter wave antenna 13, is radiated.
It should be noted that, in the embodiment of the present application, before receiving, by the flexible circuit board 11, at least one signal to be radiated transmitted by the radio frequency chip 12, the method further includes: transmitting the target signal to the radio frequency chip 12 through the main board; at least one signal to be radiated is determined based on the target signal by the radio frequency chip 12.
It can be understood that, in the embodiment of the present application, the radio frequency chip 12 is disposed on a main board of the terminal, the terminal can obtain a target signal through the main board, and the target signal is processed by the radio frequency chip 12 to obtain at least one signal to be radiated. The mode of determining at least one signal to be radiated by the rf chip 12 based on the target signal may be implemented by using a specific algorithm, which is not limited in the embodiment of the present application.
It should be noted that, in the embodiment of the present application, the target signal is actually all signals that need to be communicated, the terminal may determine at least one signal to be radiated based on the target signal through the radio frequency chip 12, further, a specific trace 110 is selected for the signal, and the signal is fed into the corresponding millimeter wave antenna 13 through the corresponding feed gap 100 to implement radiation, and a specific manner of selecting the trace 110 may be implemented by using a specific algorithm. Specific target signal the embodiments of the present application are not limited.
The embodiment of the application provides a communication method, which comprises the following steps: receiving at least one signal to be radiated transmitted by the radio frequency chip through the flexible circuit board, and feeding each signal in the at least one signal to be radiated to a corresponding antenna in the at least one millimeter wave antenna through a corresponding feed gap in the at least one feed gap; at least one feed gap corresponds to at least one millimeter wave antenna one to one; at least one signal to be radiated is radiated out by at least one millimeter wave antenna. According to the communication method provided by the embodiment of the application, the millimeter wave antenna is arranged on the metal middle frame for signal radiation, so that the occupied space in the whole machine is avoided, the whole machine is not shielded, and the radiation performance is ensured.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application are included in the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010016591.7A CN111224217A (en) | 2020-01-08 | 2020-01-08 | Terminal and communication method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010016591.7A CN111224217A (en) | 2020-01-08 | 2020-01-08 | Terminal and communication method |
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| Publication Number | Publication Date |
|---|---|
| CN111224217A true CN111224217A (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010016591.7A Pending CN111224217A (en) | 2020-01-08 | 2020-01-08 | Terminal and communication method |
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| CN (1) | CN111224217A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112993525A (en) * | 2021-02-03 | 2021-06-18 | 维沃移动通信有限公司 | Display device and electronic apparatus |
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| CN112993525B (en) * | 2021-02-03 | 2024-03-19 | 维沃移动通信有限公司 | Display devices and electronic equipment |
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