CN109348063A - A kind of wireless telecom equipment and its antenna switching circuit, method and system - Google Patents
A kind of wireless telecom equipment and its antenna switching circuit, method and system Download PDFInfo
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- CN109348063A CN109348063A CN201811384977.2A CN201811384977A CN109348063A CN 109348063 A CN109348063 A CN 109348063A CN 201811384977 A CN201811384977 A CN 201811384977A CN 109348063 A CN109348063 A CN 109348063A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
- H04M1/72454—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to context-related or environment-related conditions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0602—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using antenna switching
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Environmental & Geological Engineering (AREA)
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Abstract
The application is suitable for field of communication technology, a kind of wireless telecom equipment and its antenna switching circuit are provided, method and system, the embodiment of the present application is by detecting whether wireless telecom equipment is arranged with protective case, when wireless telecom equipment is not arranged protective case, connect the electrical connection between radio-frequency module and first antenna, when wireless telecom equipment is arranged with protective case, disconnect the electrical connection between radio-frequency module and first antenna, and radio-frequency module and working frequency are connected greater than the electrical connection between the second antenna of first antenna, the working frequency of first antenna caused by being arranged protective case be can effectively eliminate to the influence of low frequency offset, improve the communication performance of wireless telecom equipment.
Description
Technical field
The application belongs to field of communication technology more particularly to a kind of wireless telecom equipment and its antenna switching circuit, method
And system.
Background technique
With the continuous development of the communication technology, mobile phone, tablet computer, Intelligent bracelet, personal digital assistant etc. are various wireless
Communication equipment emerges one after another, and brings great convenience for the daily production and life of people.
In actual use, wireless telecom equipment is arranged protective case, base station number, geographical environment, building density and
The external environmental factors such as pattern can impact the communication performance of wireless telecom equipment.
Summary of the invention
In view of this, the embodiment of the present application provides a kind of wireless telecom equipment and its antenna switching circuit, method and is
System can be effectively reduced protective case to the adverse effect of the communication quality of wireless telecom equipment, improve communication performance.
The first aspect of the embodiment of the present application provides a kind of antenna switching circuit, is applied to wireless telecom equipment, described
Wireless telecom equipment includes at least one radio-frequency module, and the antenna switching circuit includes:
At least one first antenna；
At least one second antenna, each corresponding first antenna of the radio-frequency module and second antenna, it is described
The working frequency of the corresponding first antenna of radio-frequency module is less than the working frequency of corresponding second antenna of the radio-frequency module；
Protective case detection module, the protective case detection module is for detecting whether the wireless telecom equipment is arranged with guarantor
Sheath, and when the wireless telecom equipment is not arranged protective case, the first switching signal is issued, in the wireless telecom equipment set
When equipped with protective case, the second switching signal is issued；And
Switching module, the switching module detect mould with the first antenna, second antenna, the protective case respectively
Block and radio-frequency module electrical connection, for when receiving first switching signal, connecting the radio-frequency module and described
Electrical connection between the corresponding first antenna of radio-frequency module disconnects the radio frequency mould when receiving second switching signal
Electrical connection between block and the corresponding first antenna of the radio-frequency module, and connect the radio-frequency module and the radio-frequency module pair
The electrical connection between the second antenna answered.
In one embodiment, at least one described radio-frequency module includes GPS module, WiFi module, bluetooth module, GSM
At least one of module and NFC module.
In one embodiment, at least one described radio-frequency module includes GPS module, the corresponding work of the GPS module
Working frequency is greater than the second antenna of L1 frequency range for the first antenna of L1 frequency range and a working frequency.
In one embodiment, corresponding second antenna of the GPS module be B3, B4 based on LTE technical standard, B9,
One in the antenna of B10 or B24 frequency range.
In one embodiment, the antenna switching circuit further include:
At least one third antenna, each radio-frequency module correspond at least one third antenna, the radio-frequency module pair
The working frequency for the second antenna answered is less than the working frequency of the corresponding third antenna of the radio-frequency module；And
Frequency detection module, the frequency of the signal of communication for detecting the corresponding second antenna transmitting of the radio-frequency module,
And the frequency of the signal of communication in the corresponding second antenna transmitting of the radio-frequency module is less than the radio-frequency module corresponding first
When the working frequency of antenna, third switching signal is issued；
The switching module is also electrically connected with the third antenna and the frequency detection module, is also used to receiving
When stating third switching signal, the electrical connection between the radio-frequency module and corresponding second antenna of the radio-frequency module is disconnected, and
In turn switch on the electrical connection between the radio-frequency module and each corresponding third antenna of the radio-frequency module, until with it is described
The frequency of the signal of communication of the third antenna transmitting of radio-frequency module electrical connection is greater than or equal to the radio-frequency module corresponding first
Until when the working frequency of antenna.
In one embodiment, the switching module is specifically used for the work according to the corresponding third antenna of the radio-frequency module
The ascending sequence of working frequency, in turn switch on the radio-frequency module and each corresponding third antenna of the radio-frequency module it
Between electrical connection, until be electrically connected with the radio-frequency module third antenna transmitting signal of communication frequency be greater than or equal to institute
Until when stating the working frequency of the corresponding first antenna of radio-frequency module.
In one embodiment, the switching module includes at least one equal at least one described radio-frequency module quantity
A electronic switch unit, each corresponding electronic switch unit of the radio-frequency module；
The input terminal of the corresponding electronic switch unit of the radio-frequency module is electrically connected with the radio-frequency module, the radio frequency mould
The output end of the corresponding electronic switch unit of block first antenna corresponding with the radio-frequency module and the electrical connection of the second antenna, it is described
The controlled end of the corresponding electronic switch unit of radio-frequency module is electrically connected with the protective case detection module.
The second aspect of the embodiment of the present application provides a kind of antenna switching method, is applied to wireless telecom equipment, described
Wireless telecom equipment includes above-mentioned antenna switching circuit, and the antenna switching method includes:
It controls the protective case detection module and detects whether the wireless telecom equipment is arranged with protective case；
When the wireless telecom equipment is not arranged protective case, controls the protective case detection module and issue the first switching letter
Number, the switching module is triggered when receiving first switching signal, connects the radio-frequency module and the radio-frequency module
Electrical connection between corresponding first antenna；
When the wireless telecom equipment is arranged with protective case, controls the protective case detection module and issue the second switching letter
Number, the switching module is triggered when receiving second switching signal, disconnects the radio-frequency module and the radio-frequency module
Electrical connection between corresponding first antenna, and connect between the radio-frequency module and corresponding second antenna of the radio-frequency module
Electrical connection.
The third aspect of the embodiment of the present application provides a kind of antenna switching system, is applied to wireless telecom equipment, described
Wireless telecom equipment includes above-mentioned antenna switching circuit, and the antenna switching system includes:
First control module detects whether the wireless telecom equipment is arranged with for controlling the protective case detection module
Protective case；
Second control module, for when the wireless telecom equipment is not arranged protective case, controlling the protective case detection
Module issues the first switching signal, triggers the switching module when receiving first switching signal, connects the radio frequency
Electrical connection between module and the corresponding first antenna of the radio-frequency module；
Third control module, for when the wireless telecom equipment is arranged with protective case, controlling the protective case detection
Module issues the second switching signal, triggers the switching module when receiving second switching signal, disconnects the radio frequency
Electrical connection between module and the corresponding first antenna of the radio-frequency module, and connect the radio-frequency module and the radio-frequency module
Electrical connection between corresponding second antenna.
The fourth aspect of the embodiment of the present application provides a kind of wireless telecom equipment, including memory, processor and deposits
The computer program that can be run in the memory and on the processor is stored up, the processor executes the computer journey
The step of above method is realized when sequence.
5th aspect of the embodiment of the present application provides a kind of computer readable storage medium, the computer-readable storage
The step of media storage has computer program, and the above method is realized when the computer program is executed by processor.
The embodiment of the present application is not arranged by detecting whether wireless telecom equipment is arranged with protective case in wireless telecom equipment
When protective case, the electrical connection between radio-frequency module and first antenna is connected, when wireless telecom equipment is arranged with protective case, is disconnected
Electrical connection between radio-frequency module and first antenna, and connect the second antenna of radio-frequency module and working frequency greater than first antenna
Between electrical connection, can effectively eliminate the working frequency of first antenna caused by being arranged protective case to the influence of low frequency offset,
Improve the communication performance of wireless telecom equipment.
Detailed description of the invention
It in order to more clearly explain the technical solutions in the embodiments of the present application, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only some of the application
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the structural schematic diagram for the antenna switching circuit that the embodiment of the present application one provides；
Fig. 2 is the structural schematic diagram for the antenna switching circuit that the embodiment of the present application two provides；
Fig. 3 and Fig. 4 is the structural schematic diagram for the antenna switching circuit that the embodiment of the present application three provides；
Fig. 5 is the flow diagram for the antenna switching method that the embodiment of the present application four provides；
Fig. 6 is the structural schematic diagram for the antenna switching system that the embodiment of the present application five provides；
Fig. 7 is the structural schematic diagram for the wireless telecom equipment that the embodiment of the present application six provides.
Specific embodiment
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, technical solutions in the embodiments of the present application are explicitly described, it is clear that described embodiment is the application one
The embodiment divided, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present application.
The description and claims of this application and term " includes " and their any deformations in above-mentioned attached drawing, meaning
Figure, which is to cover, non-exclusive includes.Such as process, method or system comprising a series of steps or units, product or equipment do not have
It is defined in listed step or unit, but optionally further comprising the step of not listing or unit, or optionally also wrap
Include the other step or units intrinsic for these process, methods, product or equipment.In addition, term " first ", " second " and
" third " etc. is for distinguishing different objects, not for description particular order.
Embodiment one
As shown in Figure 1, being applied to wireless telecom equipment 100, channel radio the present embodiment provides a kind of antenna switching circuit 10
Letter equipment 100 include at least one radio-frequency module (illustratively shown in Fig. 1 radio-frequency module 101, radio-frequency module 102 ...,
The total M radio-frequency module of radio-frequency module 10M；Wherein, M >=1 and be integer).
In a particular application, wireless telecom equipment can be mobile phone, tablet computer, Intelligent bracelet, personal digital assistant, shifting
Dynamic POS (point of sale, point-of-sale terminal) machine etc. has the arbitrary equipment of wireless communication function.Radio-frequency module, which can be, to be set
Any circuit, chip or the device with radiofrequency signal of the transmitting for carrying out wireless communication being placed in wireless telecom equipment,
For example, GPS (Global Positioning System, global positioning system) module, WiFi module, bluetooth module, GSM
(Global System For Mobile Communications, global system for mobile communications) module and NFC (Near
Field Communication, near field communication (NFC)) module etc..Radio-frequency module can be arranged independently of baseband chip
Or with baseband chip is integrally disposed is integrated.
In one embodiment, at least one described radio-frequency module includes GPS module, WiFi module, bluetooth module, GSM
At least one of module and NFC module.
As shown in Figure 1, antenna switching circuit 10 includes:
At least one first antenna (illustratively shown in Fig. 1 first antenna 11, first antenna 12 ..., first antenna
The total M first antenna of 1M)；
At least one the second antenna (illustratively shown in Fig. 1 the second antenna 21, first antenna 22 ..., first antenna
The total M first antenna of 2M), the corresponding first antenna of each radio-frequency module and second antenna, radio-frequency module corresponding the
The working frequency of one antenna is less than the working frequency of corresponding second antenna of radio-frequency module；
Protective case detection module 3, protective case detection module 3 is for detecting whether wireless telecom equipment 100 is arranged with protection
Set, and when wireless telecom equipment 100 is not arranged protective case, the first switching signal is issued, is arranged in wireless telecom equipment 100
When protective case, the second switching signal is issued；And
Switching module 4, switching module 4 respectively with 11~1M of first antenna, second 21~2M of antenna, protective case detection module
3 and 101~10M of radio-frequency module electrical connection, for connecting radio-frequency module and radio-frequency module pair when receiving the first switching signal
The electrical connection between first antenna answered disconnects radio-frequency module and radio-frequency module is corresponding when receiving the second switching signal
Electrical connection between first antenna, and connect the electrical connection between radio-frequency module and corresponding second antenna of radio-frequency module.
In the present embodiment, protective case, which refers to, is sheathed on wireless telecom equipment according to the actual needs of user, is mainly used for
The protective effects such as drop resistant, anti-skidding, scratch resistant are played to wireless telecom equipment, have both the protection structure of aesthetics or interest.Protection
Set can be made of materials such as silica gel, plastics, metal, timber.
In a particular application, according to the difference of radio-frequency module type, the corresponding first antenna of radio-frequency module and the second antenna
Working frequency it is also not identical, the frequency of the radiofrequency signal specifically emitted by the radio-frequency module of respective type determines, if protect
The working frequency for demonstrate,proving the corresponding first antenna of radio-frequency module is less than the working frequency of corresponding second antenna of radio-frequency module.
In one embodiment, at least one described radio-frequency module includes GPS module, the corresponding work of the GPS module
Working frequency is greater than the second antenna of L1 frequency range for the first antenna of L1 frequency range and a working frequency.
In a particular application, the frequency range of L1 frequency range is 1.57542 ± 1.023MHz, as long as guaranteeing that GPS module is corresponding
The second antenna working frequency be greater than 1.57542 ± 1.023MHz, specifically select the second antenna of which kind of working frequency
With the thickness of protective case, material, structure and to be sheathed on the specific location of wireless telecom equipment related.
In one embodiment, corresponding second antenna of the GPS module be B3, B4 based on LTE technical standard, B9,
One in the antenna of B10 or B24 frequency range.
In a particular application, by by the second antenna be set as wireless telecom equipment originally be equipped with based on LTE technology
One in the antenna of B3, B4, B9, B10 or B24 frequency range of standard, antenna multiplexed, the additional setting of saving second day may be implemented
Cost caused by line, while cabling quantity, the structure of simplification wireless telecom equipment can be reduced to greatest extent.B3,B4,
The full name of letter b in B9, B10 and B24 is BAND, and meaning is frequency range.The upstream frequency range of B3 frequency range be 1710MHz~
The upstream frequency range of 1785MHz, B4 frequency range is 1710MHz~1755MHz, and the upstream frequency range of B9 frequency range is
The upstream frequency range of 1749.9MHz~1784.9MHz, B10 frequency range is 1710MHz~1770MHz, the upper line frequency of B24 frequency range
Rate range is 1626.5MHz~1660.5MHz.
In a particular application, protective case detection module can be the program mould in the system setting program of wireless telecom equipment
Whether block, detection wireless telecom equipment are arranged with the principle of protective case are as follows: user will be protected by arbitrary man-machine interaction mode
This program module of sheath detection module is set as detecting that wireless telecom equipment is arranged with protective case or is not arranged protective case.It protects
Sheath detection module can also be the communication performance being set in wireless telecom equipment detection device, circuit or chip, for examining
The intensity and/or the bit error rate for surveying the signal of communication of wireless telecom equipment, when remitted its fury and/or bit error rate raising, it is believed that inspection
It measures wireless telecom equipment and is arranged with protective case, otherwise it is assumed that wireless telecom equipment is not arranged protective case.Protective case detection module
It can also be the proximity sensor being set in wireless telecom equipment or light sensor, by having detected whether that object contacts nothing
The luminous intensity size of line communication equipment or wireless telecom equipment local environment, to detect whether wireless telecom equipment is arranged with protection
Set.The specific implementation of protective case detection module may include at least one of foregoing manner or a variety of combinations.
In a particular application, switching module can pass through analog switch, electronic switch, the chip or electricity for having corresponding function
Line structure is realized.Electric connection mode between switching module and first antenna and the second antenna, can be with first antenna and/or
Any position electrical connection in communication link where second antenna.
In a particular application, electrical connection, which refers to, is used for transmission the logical of electric signal by realizations such as cable, data/address bus
Letter connection.Electric signal can be current signal, voltage signal or pulse signal etc..First switching signal and the second switching signal are
Electric signal.
The present embodiment is not arranged protection in wireless telecom equipment by detecting whether wireless telecom equipment is arranged with protective case
When set, the electrical connection between radio-frequency module and first antenna is connected, when wireless telecom equipment is arranged with protective case, disconnects radio frequency
Electrical connection between module and first antenna, and radio-frequency module and working frequency are connected greater than between the second antenna of first antenna
Electrical connection, can effectively eliminate the working frequency of first antenna caused by being arranged protective case to the influence of low frequency offset, improve
The communication performance of wireless telecom equipment.
Embodiment two
As shown in Fig. 2, in the present embodiment, the antenna switching circuit 10 in embodiment one, further includes:
At least one third antenna, each radio-frequency module correspond at least one third antenna and (illustratively show in Fig. 2
Third antenna 511, third antenna 512 ..., third antenna 51N, third antenna 521, third antenna 522 ..., third day
Line 52N ... ..., third antenna 5M1, third antenna 5M2 ..., the total M of third antenna 5MN × N number of third antenna；Wherein, M >=1
And be integer), the working frequency of corresponding second antenna of radio-frequency module is less than the work frequency of the corresponding third antenna of radio-frequency module
Rate；And
Frequency detection module 6, the frequency of the signal of communication for detecting the corresponding second antenna transmitting of radio-frequency module, and
The frequency of the signal of communication of the corresponding second antenna transmitting of radio-frequency module is less than the work frequency of the corresponding first antenna of radio-frequency module
When rate, third switching signal is issued；
Switching module 4 is also electrically connected with 511~5MN of third antenna and frequency detection module 6, is also used to receiving third
When switching signal, the electrical connection between radio-frequency module and corresponding second antenna of radio-frequency module is disconnected, and in turn switch on radio frequency mould
Electrical connection between block and each corresponding third antenna of radio-frequency module, until the third antenna hair being electrically connected with radio-frequency module
The frequency for the signal of communication penetrated be greater than or equal to the corresponding first antenna of radio-frequency module working frequency when until.
In a particular application, frequency detection module, which can be to be set in wireless telecom equipment, has each antenna hair of detection
Any hardware, chip or the circuit of the frequency for the signal of communication penetrated, are also possible to software program module.
In a particular application, frequency of the frequency detection module in the signal of communication of the corresponding second antenna transmitting of radio-frequency module
When the working frequency of first antenna corresponding less than radio-frequency module, third switching signal is issued, it is corresponding any in radio-frequency module
When the frequency of the signal of communication of third antenna transmitting is less than the working frequency of the corresponding first antenna of radio-frequency module, the can be also issued
Three switching signals.
In a particular application, switching module is when receiving third switching signal, the radio frequency that will be electrically connected with the second antenna
Module is switched to be electrically connected with third antenna, or the radio-frequency module being electrically connected with third antenna is switched to and next third day
Line electrical connection.
In one embodiment, the switching module is specifically used for the work according to the corresponding third antenna of the radio-frequency module
The ascending sequence of working frequency, in turn switch on the radio-frequency module and each corresponding third antenna of the radio-frequency module it
Between electrical connection, until be electrically connected with the radio-frequency module third antenna transmitting signal of communication frequency be greater than or equal to institute
Until when stating the working frequency of the corresponding first antenna of radio-frequency module.
In a particular application, radio-frequency module can also be switched to penetrate with described at random by switching module according to random sequence
The corresponding next third antenna electrical connection of frequency module.Can also according to the corresponding third antenna of radio-frequency module working frequency by
Small sequence switching is arrived greatly.
In a particular application, according to the difference of radio-frequency module type, the working frequency of the corresponding third antenna of radio-frequency module
Also not identical, the frequency of the radiofrequency signal specifically emitted by the radio-frequency module of respective type determines, as long as guaranteeing radio-frequency module
The working frequency of corresponding second antenna is less than the working frequency of the corresponding third antenna of radio-frequency module.
In one embodiment, the corresponding third antenna of the GPS module be B3, B4 based on LTE technical standard, B9,
One in the antenna of B10 or B24 frequency range.
In a particular application, third switching signal is electric signal.
The present embodiment can be currently electrically connected by the way that third antenna and frequency detection module is additionally arranged in radio-frequency module
When the signal quality of the signal of communication of antenna transmitting is bad, radio-frequency module is switched to the next antenna of electrical connection, until signal matter
Until when amount meets the requirements, communication performance when wireless telecom equipment is arranged with protective case can be effectively improved.
Embodiment three
As shown in figure 3, on the basis of embodiment one or embodiment two, switching module 4 includes and at least one radio frequency mould
Equal 41~the 4M of at least one electronic switch unit of block 101~10M quantity, the corresponding electronic switch list of each radio-frequency module
Member.
On the basis of example 1, the connection relationship between the electronic switch unit in the present embodiment and other each devices
It is as follows:
The input terminal of the corresponding electronic switch unit of radio-frequency module is electrically connected with radio-frequency module, the corresponding electronics of radio-frequency module
The output end of switch unit first antenna corresponding with radio-frequency module and the electrical connection of the second antenna, the corresponding electronic cutting of radio-frequency module
The controlled end for closing unit is electrically connected with protective case detection module.
Based on embodiment one, in a particular application, electronic switch unit is specifically as follows the list realized by logic circuit
Single-pole single-throw analog switch or single pole double throw analog switch, alternatively, being realized by electronic switching tubes such as triode, field-effect tube.
On the basis of example 2, the connection relationship between the electronic switch unit in the present embodiment and other each devices
It is as follows:
The input terminal of the corresponding electronic switch unit of radio-frequency module is electrically connected with radio-frequency module, the corresponding electronics of radio-frequency module
The output end of switch unit first antenna corresponding with radio-frequency module, the second antenna and third antenna electrical connection, radio-frequency module pair
The controlled end for the electronic switch unit answered is electrically connected with protective case detection module and frequency detection module.
Based on embodiment two, in a particular application, electronic switch unit is specifically as follows the list realized by logic circuit
Single-pole single-throw analog switch, single pole double throw analog switch or hilted broadsword throw analog switch more, alternatively, passing through triode, field-effect tube etc.
Electronic switching tube is realized.
Fig. 3 is illustratively shown on the basis of Fig. 1, and each electronic switch unit passes through two single-pole single-throw(SPST simulations
The case where switch is realized.
Fig. 4 is illustratively shown on the basis of Fig. 1, and each electronic switch unit passes through a single pole double throw analog
The case where switch is realized.
Switching module is constituted by using electronic switch in the present embodiment, to realize antenna connection path handoff functionality,
It has the advantages of simple structure and easy realization, it is low in cost.
Example IV
As shown in figure 5, the present embodiment provides a kind of wireless communications based in embodiment one, embodiment two or embodiment three
The antenna switching method that equipment 100 is realized, the antenna switching method include:
Step S501, it controls the protective case detection module and detects whether the wireless telecom equipment is arranged with protective case；
Step S502, it when the wireless telecom equipment is not arranged protective case, controls the protective case detection module and issues
First switching signal triggers the switching module when receiving first switching signal, connects the radio-frequency module and institute
State the electrical connection between the corresponding first antenna of radio-frequency module；
Step S503, it when the wireless telecom equipment is arranged with protective case, controls the protective case detection module and issues
Second switching signal triggers the switching module when receiving second switching signal, disconnects the radio-frequency module and institute
The electrical connection between the corresponding first antenna of radio-frequency module is stated, and connects the radio-frequency module and the radio-frequency module corresponding
Electrical connection between two antennas.
In a particular application, the antenna switching method specifically can be by the baseband chip or processor of wireless telecom equipment
It executes, alleged processor can be central processing unit (Central Processing Unit, CPU), can also be other
General processor, digital signal processor (Digital Signal Processor, DSP), specific integrated circuit
(Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field-
Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic,
Discrete hardware components etc..General processor can be microprocessor or the processor is also possible to any conventional processor
Deng.
In one embodiment, the antenna switching method further include:
Control the frequency that the frequency detection module detects the signal of communication of the corresponding second antenna transmitting of the radio-frequency module
Rate；
It is corresponding less than the radio-frequency module in the frequency of the signal of communication of the corresponding second antenna transmitting of the radio-frequency module
First antenna working frequency when, control the frequency detection module and issue third switching signal；
The switching module is controlled when receiving the third switching signal, disconnects the radio-frequency module and the radio frequency
Electrical connection between corresponding second antenna of module, and in turn switch on the radio-frequency module and the radio-frequency module is corresponding each
Electrical connection between a third antenna, until the frequency of the signal of communication for the third antenna transmitting being electrically connected with the radio-frequency module
Until when the working frequency of first antenna corresponding more than or equal to the radio-frequency module.
In one embodiment, the antenna switching method further include:
The switching module is controlled according to ascending suitable of working frequency of the corresponding third antenna of the radio-frequency module
Sequence in turn switches on the electrical connection between the radio-frequency module and each corresponding third antenna of the radio-frequency module, Zhi Daoyu
It is corresponding that the frequency of the signal of communication of the third antenna transmitting of the radio-frequency module electrical connection is greater than or equal to the radio-frequency module
Until when the working frequency of first antenna.
The present embodiment is not arranged protection in wireless telecom equipment by detecting whether wireless telecom equipment is arranged with protective case
When set, the electrical connection between radio-frequency module and first antenna is connected, when wireless telecom equipment is arranged with protective case, disconnects radio frequency
Electrical connection between module and first antenna, and radio-frequency module and working frequency are connected greater than between the second antenna of first antenna
Electrical connection, can effectively eliminate the working frequency of first antenna caused by being arranged protective case to the influence of low frequency offset, improve
The communication performance of wireless telecom equipment.
It should be understood that the size of the serial number of each step is not meant that the order of the execution order in above-described embodiment, each process
Execution sequence should be determined by its function and internal logic, the implementation process without coping with the embodiment of the present application constitutes any limit
It is fixed.
Embodiment five
As shown in fig. 6, the present embodiment provides a kind of antenna switching systems 6, for executing the method and step in example IV,
Antenna switching system 6 can be the software program in the wireless telecom equipment 100 in embodiment one, embodiment two or embodiment three
System, the antenna switching system include:
First control module 601 detects whether the wireless telecom equipment covers for controlling the protective case detection module
Equipped with protective case；
Second control module 602, for when the wireless telecom equipment is not arranged protective case, controlling the protective case inspection
It surveys module and issues the first switching signal, trigger the switching module when receiving first switching signal, penetrated described in connection
Electrical connection between frequency module and the corresponding first antenna of the radio-frequency module；
Third control module 603, for when the wireless telecom equipment is arranged with protective case, controlling the protective case inspection
It surveys module and issues the second switching signal, trigger the switching module when receiving second switching signal, penetrated described in disconnection
Electrical connection between frequency module and the corresponding first antenna of the radio-frequency module, and connect the radio-frequency module and the radio frequency mould
Electrical connection between corresponding second antenna of block.
In one embodiment, the antenna switching system further include:
4th control module detects the corresponding second antenna hair of the radio-frequency module for controlling the frequency detection module
The frequency for the signal of communication penetrated；
5th control module, the frequency for the signal of communication in the corresponding second antenna transmitting of the radio-frequency module are less than
When the working frequency of the corresponding first antenna of the radio-frequency module, controls the frequency detection module and issue third switching signal；
6th control module, for controlling the switching module when receiving the third switching signal, described in disconnection
Electrical connection between radio-frequency module and corresponding second antenna of the radio-frequency module, and in turn switch on the radio-frequency module and described
Electrical connection between each corresponding third antenna of radio-frequency module, until the third antenna hair being electrically connected with the radio-frequency module
The frequency for the signal of communication penetrated be greater than or equal to the corresponding first antenna of the radio-frequency module working frequency when until.
In one embodiment, the 6th control module, is specifically used for:
The switching module is controlled according to ascending suitable of working frequency of the corresponding third antenna of the radio-frequency module
Sequence in turn switches on the electrical connection between the radio-frequency module and each corresponding third antenna of the radio-frequency module, Zhi Daoyu
It is corresponding that the frequency of the signal of communication of the third antenna transmitting of the radio-frequency module electrical connection is greater than or equal to the radio-frequency module
Until when the working frequency of first antenna.
The present embodiment is not arranged protection in wireless telecom equipment by detecting whether wireless telecom equipment is arranged with protective case
When set, the electrical connection between radio-frequency module and first antenna is connected, when wireless telecom equipment is arranged with protective case, disconnects radio frequency
Electrical connection between module and first antenna, and radio-frequency module and working frequency are connected greater than between the second antenna of first antenna
Electrical connection, can effectively eliminate the working frequency of first antenna caused by being arranged protective case to the influence of low frequency offset, improve
The communication performance of wireless telecom equipment.
Embodiment six
As shown in fig. 7, the present embodiment provides a kind of wireless telecom equipments 7 comprising: embodiment example one, embodiment two or
Antenna switching circuit 10 in embodiment three further includes processor 70, memory 71 and is stored in the memory 71 simultaneously
The computer program 72 that can be run on the processor 70, such as antenna changeover program.The processor 70 executes the meter
The step in above-mentioned each antenna switching method embodiment is realized when calculation machine program 72, such as step S501 shown in fig. 5 is extremely
S503.Alternatively, the processor 70 realizes the function of each module in above-mentioned each Installation practice when executing the computer program 72
Can, such as the function of module 601 to 603 shown in Fig. 6.
Illustratively, the computer program 72 can be divided into one or more modules, one or more of
Module is stored in the memory 71, and is executed by the processor 70, to complete the application.One or more of moulds
Block can be the series of computation machine program instruction section that can complete specific function, and the instruction segment is for describing the computer journey
Implementation procedure of the sequence 72 in the wireless telecom equipment 7.For example, the computer program 72 can be divided into the first control
Module, the second control module and third control module, each module concrete function are as follows:
First control module detects whether the wireless telecom equipment is arranged with for controlling the protective case detection module
Protective case；
Second control module, for when the wireless telecom equipment is not arranged protective case, controlling the protective case detection
Module issues the first switching signal, triggers the switching module when receiving first switching signal, connects the radio frequency
Electrical connection between module and the corresponding first antenna of the radio-frequency module；
Third control module, for when the wireless telecom equipment is arranged with protective case, controlling the protective case detection
Module issues the second switching signal, triggers the switching module when receiving second switching signal, disconnects the radio frequency
Electrical connection between module and the corresponding first antenna of the radio-frequency module, and connect the radio-frequency module and the radio-frequency module
Electrical connection between corresponding second antenna.
The wireless telecom equipment 7 can be notebook, palm PC etc. and calculate equipment.The wireless telecom equipment can wrap
It includes, but is not limited only to, processor 70, memory 71.It will be understood by those skilled in the art that Fig. 7 is only wireless telecom equipment 7
Example, do not constitute the restriction to wireless telecom equipment 7, may include than illustrating more or fewer components, or combination
Certain components or different components, such as the wireless telecom equipment can also be set including input-output equipment, network insertion
Standby, bus etc..
Alleged processor 70 can be central processing unit (Central Processing Unit, CPU), can also be
Other general processors, digital signal processor (Digital Signal Processor, DSP), specific integrated circuit
(Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field-
Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic,
Discrete hardware components etc..General processor can be microprocessor or the processor is also possible to any conventional processor
Deng.
The memory 71 can be the internal storage unit of the wireless telecom equipment 7, such as wireless telecom equipment 7
Hard disk or memory.The memory 71 is also possible to the External memory equipment of the wireless telecom equipment 7, such as the channel radio
The plug-in type hard disk being equipped in letter equipment 7, intelligent memory card (Smart Media Card, SMC), secure digital (Secure
Digital, SD) card, flash card (Flash Card) etc..Further, the memory 71 can also both include described wireless
The internal storage unit of communication equipment 7 also includes External memory equipment.The memory 71 is for storing the computer program
And other programs and data needed for the wireless telecom equipment.The memory 71 can be also used for temporarily storing
Output or the data that will be exported.
It is apparent to those skilled in the art that for convenience of description and succinctly, only with above-mentioned each function
Can unit, module division progress for example, in practical application, can according to need and by above-mentioned function distribution by different
Functional unit, module are completed, i.e., the internal structure of described device is divided into different functional unit or module, more than completing
The all or part of function of description.Each functional unit in embodiment, module can integrate in one processing unit, can also
To be that each unit physically exists alone, can also be integrated in one unit with two or more units, it is above-mentioned integrated
Unit both can take the form of hardware realization, can also realize in the form of software functional units.In addition, each function list
Member, the specific name of module are also only for convenience of distinguishing each other, the protection scope being not intended to limit this application.Above system
The specific work process of middle unit, module, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, is not described in detail or remembers in some embodiment
The part of load may refer to the associated description of other embodiments.
Those of ordinary skill in the art may be aware that list described in conjunction with the examples disclosed in the embodiments of the present disclosure
Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
It is implemented in hardware or software, the specific application and design constraint depending on technical solution.Professional technician
Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed
Scope of the present application.
In embodiment provided herein, it should be understood that disclosed wireless telecom equipment, system and method,
It may be implemented in other ways.For example, wireless telecom equipment embodiment described above is only schematical, example
Such as, the division of the module, only a kind of logical function partition, there may be another division manner in actual implementation, such as
Multiple units or components can be combined or can be integrated into another system, or some features can be ignored or not executed.Separately
A bit, shown or discussed mutual coupling or direct-coupling or communication connection can be through some interfaces, device
Or the INDIRECT COUPLING or communication connection of unit, it can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, each functional unit in each embodiment of the application can integrate in one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated module is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, the application realizes above-described embodiment side
All or part of the process in method can also instruct relevant hardware to complete, the computer by computer program
Program can be stored in a computer readable storage medium, and the computer program is when being executed by processor, it can be achieved that above-mentioned each
The step of a embodiment of the method.Wherein, the computer program includes computer program code, and the computer program code can
Think source code form, object identification code form, executable file or certain intermediate forms etc..The computer-readable medium can be with
It include: any entity or device, recording medium, USB flash disk, mobile hard disk, magnetic disk, light that can carry the computer program code
Disk, computer storage, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random
Access Memory), electric carrier signal, telecommunication signal and software distribution medium etc..It should be noted that the computer
The content that readable medium includes can carry out increase and decrease appropriate according to the requirement made laws in jurisdiction with patent practice, such as
It does not include electric carrier signal and telecommunication signal according to legislation and patent practice, computer-readable medium in certain jurisdictions.
Embodiment described above is only to illustrate the technical solution of the application, rather than its limitations；Although referring to aforementioned reality
Example is applied the application is described in detail, those skilled in the art should understand that: it still can be to aforementioned each
Technical solution documented by embodiment is modified or equivalent replacement of some of the technical features；And these are modified
Or replacement, the spirit and scope of each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution should all
Comprising within the scope of protection of this application.
Claims (10)
1. a kind of antenna switching circuit, which is characterized in that be applied to wireless telecom equipment, the wireless telecom equipment includes at least
One radio-frequency module, the antenna switching circuit include:
At least one first antenna；
At least one second antenna, each corresponding first antenna of the radio-frequency module and second antenna, the radio frequency
The working frequency of the corresponding first antenna of module is less than the working frequency of corresponding second antenna of the radio-frequency module；
Protective case detection module, the protective case detection module is for detecting whether the wireless telecom equipment is arranged with protection
Set, and when the wireless telecom equipment is not arranged protective case, the first switching signal is issued, is arranged in the wireless telecom equipment
When having protective case, the second switching signal is issued；And
Switching module, the switching module respectively with the first antenna, second antenna, the protective case detection module and
The radio-frequency module electrical connection, for when receiving first switching signal, connecting the radio-frequency module and the radio frequency
Electrical connection between the corresponding first antenna of module, when receiving second switching signal, disconnect the radio-frequency module and
Electrical connection between the corresponding first antenna of the radio-frequency module, and connect the radio-frequency module and the radio-frequency module is corresponding
Electrical connection between second antenna.
2. antenna switching circuit as described in claim 1, which is characterized in that at least one described radio-frequency module includes GPS mould
At least one of block, WiFi module, bluetooth module, gsm module and NFC module.
3. antenna switching circuit as claimed in claim 2, which is characterized in that at least one described radio-frequency module includes GPS mould
Block, the corresponding working frequency of the GPS module are that the first antenna of L1 frequency range and a working frequency are greater than the of L1 frequency range
Two antennas.
4. antenna switching circuit as claimed in claim 3, which is characterized in that corresponding second antenna of the GPS module is base
One in the antenna of B3, B4, B9, B10 or B24 frequency range of LTE technical standard.
5. such as the described in any item antenna switching circuits of Claims 1 to 4, which is characterized in that further include:
At least one third antenna, each radio-frequency module correspond at least one third antenna, and the radio-frequency module is corresponding
The working frequency of second antenna is less than the working frequency of the corresponding third antenna of the radio-frequency module；And
Frequency detection module, the frequency of the signal of communication for detecting the corresponding second antenna transmitting of the radio-frequency module, and
The frequency of the signal of communication of the corresponding second antenna transmitting of the radio-frequency module is less than the corresponding first antenna of the radio-frequency module
Working frequency when, issue third switching signal；
The switching module is also electrically connected with the third antenna and the frequency detection module, is also used to receiving described
When three switching signals, the electrical connection between the radio-frequency module and corresponding second antenna of the radio-frequency module is disconnected, and successively
Connect the electrical connection between the radio-frequency module and each corresponding third antenna of the radio-frequency module, until with the radio frequency
The frequency of the signal of communication of the third antenna transmitting of module electrical connection is greater than or equal to the corresponding first antenna of the radio-frequency module
Working frequency when until.
6. antenna switching circuit as claimed in claim 5, which is characterized in that the switching module is specifically used for penetrating according to described
The ascending sequence of the working frequency of the corresponding third antenna of frequency module, in turn switches on the radio-frequency module and the radio frequency mould
Electrical connection between each corresponding third antenna of block, until what the third antenna being electrically connected with the radio-frequency module emitted leads to
Until believing when the frequency of signal is greater than or equal to the working frequency of the corresponding first antenna of the radio-frequency module.
7. antenna switching circuit as described in claim 1, which is characterized in that the switching module include with it is described at least one
At least one equal electronic switch unit of radio-frequency module quantity, each corresponding electronic switch unit of the radio-frequency module；
The input terminal of the corresponding electronic switch unit of the radio-frequency module is electrically connected with the radio-frequency module, the radio-frequency module pair
The output end for the electronic switch unit answered first antenna corresponding with the radio-frequency module and the electrical connection of the second antenna, the radio frequency
The controlled end of the corresponding electronic switch unit of module is electrically connected with the protective case detection module.
8. a kind of antenna switching method, which is characterized in that be applied to wireless telecom equipment, the wireless telecom equipment includes right
It is required that 1~7 described in any item antenna switching circuits, the antenna switching method include:
It controls the protective case detection module and detects whether the wireless telecom equipment is arranged with protective case；
When the wireless telecom equipment is not arranged protective case, controls the protective case detection module and issues the first switching signal,
The switching module is triggered when receiving first switching signal, the radio-frequency module is connected and the radio-frequency module is corresponding
First antenna between electrical connection；
When the wireless telecom equipment is arranged with protective case, controls the protective case detection module and issues the second switching signal,
The switching module is triggered when receiving second switching signal, the radio-frequency module is disconnected and the radio-frequency module is corresponding
First antenna between electrical connection, and connect the electricity between the radio-frequency module and corresponding second antenna of the radio-frequency module
Connection.
9. a kind of antenna switching system, which is characterized in that be applied to wireless telecom equipment, the wireless telecom equipment includes right
It is required that 1~7 described in any item antenna switching circuits, the antenna switching system include:
First control module detects whether the wireless telecom equipment is arranged with protection for controlling the protective case detection module
Set；
Second control module, for controlling the protective case detection module when the wireless telecom equipment is not arranged protective case
The first switching signal is issued, the switching module is triggered when receiving first switching signal, connects the radio-frequency module
Electrical connection between the corresponding first antenna of the radio-frequency module；
Third control module, for controlling the protective case detection module when the wireless telecom equipment is arranged with protective case
The second switching signal is issued, the switching module is triggered when receiving second switching signal, disconnects the radio-frequency module
Electrical connection between the corresponding first antenna of the radio-frequency module, and connect the radio-frequency module and the radio-frequency module is corresponding
The second antenna between electrical connection.
10. a kind of wireless telecom equipment, including memory, processor and storage are in the memory and can be in the processing
The computer program run on device, which is characterized in that the processor realizes such as claim 8 when executing the computer program
The step of the method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811384977.2A CN109348063B (en) | 2018-11-20 | 2018-11-20 | Wireless communication equipment and antenna switching circuit, method and system thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811384977.2A CN109348063B (en) | 2018-11-20 | 2018-11-20 | Wireless communication equipment and antenna switching circuit, method and system thereof |
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| CN109348063B CN109348063B (en) | 2021-03-26 |
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| WO2023116459A1 (en) * | 2021-12-24 | 2023-06-29 | 华为技术有限公司 | Antenna tuning method and apparatus, and electronic device and readable storage medium |
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