CN102064845A - Wireless communication equipment with common antenna and communication method utilizing same - Google Patents
Wireless communication equipment with common antenna and communication method utilizing same Download PDFInfo
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- CN102064845A CN102064845A CN2010106098880A CN201010609888A CN102064845A CN 102064845 A CN102064845 A CN 102064845A CN 2010106098880 A CN2010106098880 A CN 2010106098880A CN 201010609888 A CN201010609888 A CN 201010609888A CN 102064845 A CN102064845 A CN 102064845A
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- transceiver circuit
- signal
- antenna
- wireless telecom
- telecom equipment
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
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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
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2250/00—Details of telephonic subscriber devices
- H04M2250/12—Details of telephonic subscriber devices including a sensor for measuring a physical value, e.g. temperature or motion
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Abstract
The invention discloses a wireless communication equipment with a common antenna, comprising an antenna, a first transceiver circuit and a second transceiver circuit, wherein the antenna is used for receiving or sending a signal; the first transceiver circuit and the second transceiver circuit are respectively connected with the antenna; the wireless communication equipment also comprises a power divider; and the power divider is connected between the antenna and the first transceiver circuit and is connected between the antenna and the second transceiver circuit. The invention also provides a communication method for the wireless communication equipment with the common antenna. Under the condition of ensuring that Bluetooth and wireless fidelity (WI-FI) can jointly work, one antenna can be omitted, the volume of the wireless communication equipment is reduced, and the reliability for wireless communication can be improved by adding the power divider.
Description
Technical field
The present invention relates to a kind of radio communication circuit, particularly a kind of Wireless Telecom Equipment of common antenna and adopt the communication means of described equipment.
Background technology
Wireless Telecom Equipment is universal just day by day, and described Wireless Telecom Equipment comprises as mobile phone, notebook, media player etc.Wherein, bluetooth and WI-FI are as the part major technique in the Wireless Telecom Equipment, in the wireless communication field utilization extensively.
In a kind of prior art Wireless Telecom Equipment, be provided with bluetooth and WI-FI function simultaneously.But, all be 2.4GHz, so need to solve its Bluetooth signal and the mutual interference problem of WI-FI signal because the working frequency range of bluetooth and WI-FI is identical.Prior art solves the problems of the technologies described above provides two kinds of technical schemes, a kind of scheme be bluetooth and WI-FI each with an antenna, but with regard to the position that needs two antennas antenna is set in this case, and the another kind of scheme shared antenna that is bluetooth and WI-FI, use a single-pole double-throw switch (SPDT) to switch, but bluetooth and WI-FI will use in timesharing, and the switch speed of this switch requires very high.There is the problem that the Wireless Telecom Equipment volume is increased in first kind of scheme of above-mentioned prior art, and second kind of scheme causes radio communication unreliable.
Make the Wireless Telecom Equipment volume increase or the insecure problem of radio communication in order to solve existing wireless communications field bluetooth and WI-FI coexistence, an urgent demand provides a kind of Wireless Telecom Equipment of novel common antenna.
Summary of the invention
Cause the Wireless Telecom Equipment volume to increase or the insecure problem of radio communication at prior art bluetooth and WI-FI coexistence, the invention provides and a kind ofly can reduce the Wireless Telecom Equipment volume, and can improve the Wireless Telecom Equipment of the common antenna of Reliability of Wireless Communication.
Simultaneously, the present invention also provides a kind of communication means of Wireless Telecom Equipment of common antenna.
Based on one object of the present invention, a kind of Wireless Telecom Equipment of common antenna is provided, comprise antenna, first transceiver circuit, second transceiver circuit, described antenna is used for receiving or sending signal, described first transceiver circuit is connected described antenna respectively with described second transceiver circuit, described Wireless Telecom Equipment also comprises power splitter, and described power splitter is connected between described antenna and described first transceiver circuit, also is connected between described antenna and described second transceiver circuit.
Further improvement as Wireless Telecom Equipment of the present invention, described Wireless Telecom Equipment also comprises first, second resistance and first, second switch, first end of described first switch is connected between described power splitter and described first transceiver circuit, second end of described first switch is connected to described first resistance, first end, described first resistance, the second end ground connection; First end of described second switch is connected between described power splitter and described second transceiver circuit, and second end of described second switch is connected to described second resistance, first end, described second resistance, the second end ground connection.
As the further improvement of Wireless Telecom Equipment of the present invention, the resistance of described first, second resistance is 51 ohm.
Further improvement as Wireless Telecom Equipment of the present invention, described power splitter is the one-to-two power splitter, comprises first, second and the 3rd end, and described first end connects described antenna, described second end connects described first transceiver circuit, and described the 3rd end connects described second transceiver circuit.
As the further improvement of Wireless Telecom Equipment of the present invention, described first transceiver circuit is a bluetooth module, and described bluetooth module connects described second end of described one-to-two power splitter.
As the further improvement of Wireless Telecom Equipment of the present invention, described second transceiver circuit is the WI-FI module, and described WI-FI module connects described the 3rd end of described one-to-two power splitter.As the further improvement of Wireless Telecom Equipment of the present invention, described bluetooth module and described WI-FI module all are operated in the 2.4GHz frequency range.
Based on another object of the present invention, a kind of communication means of Wireless Telecom Equipment of common antenna is provided, comprising: the signal receiving step receives the signal from antenna; The signal processing step, the described signal that adopts power splitter to receive is divided into two paths of signals, and first via signal transfers to first transceiver circuit, and the second road signal transfers to second transceiver circuit; The signal resolution step adopts described first transceiver circuit or described second transceiver circuit that described signal is resolved.
Further improvement as the communication means of Wireless Telecom Equipment of the present invention, in described signal resolution step, when described first transceiver circuit and described second transceiver circuit are not all worked, described first, second road signal ground connection all before transferring to described first, second transceiver circuit; When described first transceiver circuit was worked, described first via signal was resolved by described first transceiver circuit, and described the second road signal is ground connection before transferring to described second transceiver circuit; When described second transceiver circuit was worked, described first via signal is ground connection before transferring to described first transceiver circuit, and described the second road signal is resolved by described second transceiver circuit; When described first transceiver circuit and described second transceiver circuit were all worked, described first via signal was resolved by described first transceiver circuit, and described the second road signal is resolved by described second transceiver circuit.
Based on a further object of the present invention, a kind of communication means of Wireless Telecom Equipment of common antenna is provided, comprise: the received signal step receives the mixed signal of first signal, secondary signal or first signal and secondary signal that first transceiver circuit, second transceiver circuit or described first transceiver circuit and described second transceiver circuit generate; The processing signals step adopts power splitter to handle the mixed signal of described first signal, secondary signal or described first signal and described secondary signal; The step that transmits adopts antenna that the mixed signal of described first signal, secondary signal or first signal and secondary signal is launched.
By increasing power splitter, during received signal, power splitter can be divided into two-way with one road signal, because the power splitter output port has higher isolation, can guarantee that also this two paths of signals degree of disturbance is less, so the present invention can only adopt an antenna to realize that bluetooth communicates by letter with WI-FI, can also truly realize bluetooth and WI-FI received signal simultaneously, and divide multiplexing when not required.In addition, when transmitting, power splitter can be used as mixer and uses, and the mixer input port has the high isolation degree, and bluetooth and WI-FI can transmit simultaneously, and the signal degree of disturbance is little.So,, also improve the reliability of radio communication guaranteeing to reduce the volume of Wireless Telecom Equipment under the situation that bluetooth and WI-FI can work simultaneously by increasing power splitter.
By adopting communication means of the present invention, bluetooth and WI-FI can receive or transmit simultaneously simultaneously, also can receive separately or transmit separately certainly.
Description of drawings
Fig. 1 is the illustrative view of functional configuration of Wireless Telecom Equipment first execution mode of the present invention;
Fig. 2 is the illustrative view of functional configuration of Wireless Telecom Equipment second execution mode of the present invention;
Fig. 3 is the flow chart of the communication means of Wireless Telecom Equipment the 3rd execution mode of the present invention;
Fig. 4 is the flow chart of the communication means of Wireless Telecom Equipment the 4th execution mode of the present invention.
Embodiment
The present invention will be described below in conjunction with accompanying drawing.
The embodiment of the invention provides a kind of Wireless Telecom Equipment of common antenna, sees also Fig. 1, is the illustrative view of functional configuration of Wireless Telecom Equipment first execution mode of common antenna of the present invention.Described Wireless Telecom Equipment comprises antenna 10, power splitter 20, first transceiver circuit 30, second transceiver circuit 32, described power splitter 20 is connected between described antenna 10 and described first transceiver circuit 30, also is connected between described antenna 10 and described second transceiver circuit 32.Described power splitter 20 comprises first, second, third end 200,202,204, and described first end 200 connects described antenna 10, and described second end 202 connects described first transceiver circuit 30, and described the 3rd end 204 ends connect described second transceiver circuit 32.
Described antenna 10 received signals are transferred to described power splitter 20, and described signal is divided into two paths of signals after described power splitter 20 is handled, and the first via sends to described first transceiver circuit 30 and resolves, and the second the tunnel sends to described second transceiver circuit 32 resolves.
First embodiment of the invention is the simplest execution mode, by increasing described power splitter 20, because have higher isolation between described second, third end 202,204 of described power splitter 20, so described first via signal and described the second road signal degree of disturbance are less, so described first transceiver circuit 30 and described second transceiver circuit 32 can receive or transmit simultaneously simultaneously, also can receive separately or transmit separately certainly.
Fig. 2 is the illustrative view of functional configuration of Wireless Telecom Equipment second execution mode of the present invention.It is the further optimization to first embodiment of the invention, and its difference is: described Wireless Telecom Equipment also comprises first resistance 41, second resistance 42, first switch 50 and second switch 60.First end 51 of described first switch 50 is connected between described second end 202 and described first transceiver circuit 30 of described power splitter 20, second end 52 of described first switch is connected to described first resistance, 41 first ends (not indicating), described first resistance, 41 second ends (not indicating) ground connection; First end 61 of described second switch 60 is connected between described the 3rd end 204 and described second transceiver circuit 32 of described power splitter 20, second end of described second switch 60 is connected to described second resistance, 42 first ends (not indicating), second end of described second resistance 42 (not indicating) ground connection.The resistance of described first resistance 41 and described second resistance 42 can be 51 ohm.Can be by manually controlling described first switch 50 and described second switch 60; Described first switch 50 and described second switch 60 can also comprise control end (figure does not show) respectively, and connection controller (figure does not show), described controller sends control signal and gives described control end, and described control end is controlled described first switch 50 and described second switch 60.
Described power splitter 20 adopts the one-to-two power splitter, also comprise first end 200, second end 202 and the 3rd end 204, described antenna 10 received signals, import described power splitter 20 into by described first end 200, described signal transfers to described first transceiver circuit 30 and described second transceiver circuit 32 by described second end 202 and described the 3rd end 204 respectively after described power splitter 20 is handled.
Described first transceiver circuit 30 is described bluetooth modules 300, described second transceiver circuit 32 is WI-FI (wireless fidelity, WiMAX) module 320, described bluetooth module 300 connects described second end 202 of described power splitter 20, described WI-FI module 320 connects described the 3rd end 204 of described power splitter 20, and described bluetooth module 300 and described WI-FI module 320 all are operated in the 2.4GHz frequency range.
By increasing described first, second resistance 41,42 and first, second switch 50,60, because described first, second resistance 41,42 of described first, second switch 50,60 controlled controls, when described first switch 50 connects its described second end 52, described first via signal ground, or described second switch 60 is when connecting its described second end 62, described the second road signal ground, the degree of disturbance that described first transceiver circuit 30 and described second transceiver circuit 32 are subjected to when working independently is littler.
Fig. 3 is the flow chart of the communication means of Wireless Telecom Equipment the 3rd execution mode of the present invention.It comprises the steps:
S11, the signal receiving step.The signal that described power splitter 20 receives from described antenna 10;
S12, the signal processing step.The described signal that described power splitter 20 will receive is divided into two-way, and first via signal transfers to described first transceiver circuit, 30, the second road signal and transfers to described second transceiver circuit 32;
S13, the signal resolution step.Described first transceiver circuit 30 or 32 pairs of described signals of described second transceiver circuit are resolved.
At S13, in the described signal resolution step, when described first transceiver circuit 30 and described second transceiver circuit 32 are not all worked, described first, second road signal ground connection all before transferring to described first, second transceiver circuit 30,32; When described first transceiver circuit 30 was worked, described first via signal was resolved by described first transceiver circuit 30, and described the second road signal is ground connection before transferring to described second transceiver circuit 32; When described second transceiver circuit 32 is worked, described first via signal ground, described the second road signal is resolved by described second transceiver circuit 32; When described first transceiver circuit 30 and described second transceiver circuit 32 were all worked, described first via signal was resolved by described first transceiver circuit 30, and described the second road signal is resolved by described second transceiver circuit 32.
By step S11 to S13, described first, second transceiver circuit 30,32 is received signal simultaneously, certainly also can receive separately and analytic signal, by controlling described first or the ground connection of secondary signal, can reduce the degree of disturbance of described first or second transceiver circuit 30 or 32 signals that receive, improve the reliability of radio communication.
Fig. 4 is the flow chart of the communication means of Wireless Telecom Equipment the 4th execution mode of the present invention.Comprise the steps:
S21, the received signal step.Described power splitter 20 receives first signal that described first transceiver circuit 30, second transceiver circuit 32 or described first transceiver circuit 30 and described second transceiver circuit 32 generate, secondary signal or described first and the mixed signal of described secondary signal;
S22, the processing signals step.Described power splitter 20 is handled the mixed signal of described first signal, secondary signal or first signal and secondary signal;
S23, step transmits.Described antenna 10 is launched the mixed signal of described first signal, secondary signal or first signal and secondary signal.
At S21, in the described received signal step, when described first transceiver circuit 30 and described second transceiver circuit 32 are not all worked, described first transceiver circuit 30 and described second transceiver circuit, 32 ground connection; When described first transceiver circuit 30 was worked, described first signal transferred to described power splitter 20, described second transceiver circuit, 32 ground connection; When described second transceiver circuit 32 is worked, described first transceiver circuit, 30 ground connection, described secondary signal transfers to described power splitter 20; When described first transceiver circuit 30 and described second transceiver circuit, 32 co-operation, the mixed signal of described first signal and described secondary signal transfers to described power splitter 20.
By step S21 to S23, described first, second transceiver circuit 30,32 can transmit simultaneously, certainly also can transmit separately, by controlling the ground connection of described first or second transceiver circuit 30,32, can reduce by first or second transceiver circuit 30 or 32 degree of disturbances that transmit, improve the reliability of radio communication.
The present invention is by increasing described power splitter 20, when the Wireless Telecom Equipment of guaranteeing common antenna has bluetooth and WI-FI function, save an antenna and reduced the volume of the Wireless Telecom Equipment of common antenna, because between second, third end 202,204 of described power splitter 20 higher isolation is arranged, degree of disturbance when greatly reducing described bluetooth module 300 and described WI-FI module 320 co-operation improves the reliability of Wireless Telecom Equipment when carrying out radio communication.By increasing described first resistance 41, second resistance 42, first switch 50 and second switch 60, degree of disturbance when further having reduced described bluetooth module 300 and described WI-FI module 320 and working has simultaneously further improved the reliability of Wireless Telecom Equipment when carrying out radio communication.
Only be preferred case study on implementation of the present invention below, be not limited to the present invention, for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the Wireless Telecom Equipment of a common antenna, comprise antenna, first transceiver circuit, second transceiver circuit, described antenna is used for receiving or sending signal, described first transceiver circuit is connected described antenna respectively with described second transceiver circuit, it is characterized in that: described Wireless Telecom Equipment also comprises power splitter, described power splitter is connected between described antenna and described first transceiver circuit, also is connected between described antenna and described second transceiver circuit.
2. Wireless Telecom Equipment according to claim 1, it is characterized in that: described Wireless Telecom Equipment also comprises first, second resistance and first, second switch, first end of described first switch is connected between described power splitter and described first transceiver circuit, second end of described first switch is connected to described first resistance, first end, described first resistance, the second end ground connection; First end of described second switch is connected between described power splitter and described second transceiver circuit, and second end of described second switch is connected to described second resistance, first end, described second resistance, the second end ground connection.
3. Wireless Telecom Equipment according to claim 2 is characterized in that: the resistance of described first, second resistance is 51 ohm.
4. Wireless Telecom Equipment according to claim 1, it is characterized in that: described power splitter is the one-to-two power splitter, comprise first, second and the 3rd end, described first end connects described antenna, described second end connects described first transceiver circuit, and described the 3rd end connects described second transceiver circuit.
5. the Wireless Telecom Equipment of common antenna according to claim 4, it is characterized in that: described first transceiver circuit is a bluetooth module, described bluetooth module connects described second end of described one-to-two power splitter.
6. Wireless Telecom Equipment according to claim 4 is characterized in that: described second transceiver circuit is the WI-FI module, and described WI-FI module connects described the 3rd end of described one-to-two power splitter.
7. according to claim 5 or 6 each described Wireless Telecom Equipments, it is characterized in that: described bluetooth module and described WI-FI module all are operated in the 2.4GHz frequency range.
8. the communication means of the Wireless Telecom Equipment of a common antenna is characterized in that, comprising:
The signal receiving step receives the signal from antenna;
The signal processing step, the described signal that adopts power splitter to receive is divided into two paths of signals, and first via signal transfers to first transceiver circuit, and the second road signal transfers to second transceiver circuit;
The signal resolution step adopts described first transceiver circuit or described second transceiver circuit that described signal is resolved.
9. the communication means of Wireless Telecom Equipment according to claim 8, it is characterized in that: in described signal resolution step, when described first transceiver circuit and described second transceiver circuit are not all worked, described first, second road signal ground connection all before transferring to described first, second transceiver circuit; When described first transceiver circuit was worked, described first via signal was resolved by described first transceiver circuit, and described the second road signal is ground connection before transferring to described second transceiver circuit; When described second transceiver circuit was worked, described first via signal is ground connection before transferring to described first transceiver circuit, and described the second road signal is resolved by described second transceiver circuit; When described first transceiver circuit and described second transceiver circuit were all worked, described first via signal was resolved by described first transceiver circuit, and described the second road signal is resolved by described second transceiver circuit.
10. the communication means of the Wireless Telecom Equipment of a common antenna is characterized in that, comprising:
The received signal step receives the mixed signal of first signal, secondary signal or described first signal and described secondary signal that first transceiver circuit, second transceiver circuit or described first transceiver circuit and described second transceiver circuit generate;
The processing signals step adopts power splitter to handle the mixed signal of described first signal, secondary signal or first signal and secondary signal;
The step that transmits adopts antenna that the mixed signal of described first signal, secondary signal or first signal and secondary signal is launched.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106098880A CN102064845A (en) | 2010-12-28 | 2010-12-28 | Wireless communication equipment with common antenna and communication method utilizing same |
| PCT/CN2011/080590 WO2012088937A1 (en) | 2010-12-28 | 2011-10-09 | Method and device for controlling answering of video call of mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106098880A CN102064845A (en) | 2010-12-28 | 2010-12-28 | Wireless communication equipment with common antenna and communication method utilizing same |
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| CN102064845A true CN102064845A (en) | 2011-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010106098880A Pending CN102064845A (en) | 2010-12-28 | 2010-12-28 | Wireless communication equipment with common antenna and communication method utilizing same |
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|---|---|
| CN (1) | CN102064845A (en) |
| WO (1) | WO2012088937A1 (en) |
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| CN103236868A (en) * | 2013-03-28 | 2013-08-07 | 惠州Tcl移动通信有限公司 | Signal transceiving module and mobile communication terminal |
| WO2015106407A1 (en) * | 2014-01-15 | 2015-07-23 | 华为技术有限公司 | Radio frequency device and user system |
| WO2015123846A1 (en) * | 2014-02-20 | 2015-08-27 | 华为终端有限公司 | Signal transmission method and system and controller |
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| CN110289883A (en) * | 2019-07-31 | 2019-09-27 | 维沃移动通信有限公司 | A kind of radio circuit, terminal device and circuit control method |
| CN110289883B (en) * | 2019-07-31 | 2021-09-28 | 维沃移动通信有限公司 | Radio frequency circuit, terminal equipment and circuit control method |
| CN110380755A (en) * | 2019-08-30 | 2019-10-25 | 四川爱联科技有限公司 | A kind of system and its control method of WIFI and Bluetooth coexistence multiplex antenna |
| CN111884671A (en) * | 2020-08-04 | 2020-11-03 | 维沃移动通信有限公司 | Radio frequency circuit and electronic device |
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| WO2012088937A1 (en) | 2012-07-05 |
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