CN104301002A - Radio transceiver - Google Patents
Radio transceiver Download PDFInfo
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- CN104301002A CN104301002A CN201410595611.5A CN201410595611A CN104301002A CN 104301002 A CN104301002 A CN 104301002A CN 201410595611 A CN201410595611 A CN 201410595611A CN 104301002 A CN104301002 A CN 104301002A
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- radio transceiver
- radio
- transceiver
- signal
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Abstract
The invention discloses a radio transceiver. The radio transceiver can be in communication with one or more remote radio transceivers. The radio transceiver comprises at least one adjustable assembly coupled to the radio transceiver. When a synchronous signal of another radio transceiver is received and the radio transceiver and the another radio transceiver are connected to the same crystal oscillator, according to the synchronous signal, the radio transceiver does not send data signals when the another radio transceiver is in the receiving state. The transmission of the multiple radio transceivers can be coordinated, interference on received signals of the radio transceivers is also reduced, and therefore the better performance is provided.
Description
Technical field
The present invention relates to technical field of radio, particularly relate to a kind of radio transceiver.
Background technology
Radio transceiver can between remote location transceiving data, such as, data audio data bag is transmitted as a stream Public Address system from wireless microphone by radio, two-way radio allows each Packet Generation confirmation, thus raising reliability, due to radio signal limited bandwidth, therefore, operate multiple radio at different frequency channel parallel, thus make the more data message sending ratio reliable containment on single channel between two equipment.
But, because the multiple radio transceivers on an equipment are positioned to come in close proximity to each other usually, the phase reception in the same time that can interfere with from radio transceiver transmission on same equipment will be caused, owing to having leakage between adjacent band, even if two radio work over different frequency bands, also can influence each other.
Summary of the invention
The embodiment of the present invention is by providing a kind of radio transceiver system, solve in prior art because the multiple radio transceivers on an equipment are positioned to come in close proximity to each other usually, the phase reception in the same time that can interfere with from radio transceiver transmission on same equipment will be caused, owing to having leakage between adjacent band, even if two radio work over different frequency bands, also can influence each other, achieve the transmission can coordinating multiple radio audio receivers, decrease the interference of Received signal strength each other, thus better performance is provided.
Embodiments provide a kind of radio transceiver, described radio transceiver can communicate with one or more remote radio transceiver, comprising: at least one adjustable component being coupling in described radio transceiver;
When reception is connected to the synchronizing signal of another radio transceiver of same crystal oscillator, according to synchronizing signal, make when another radio transceiver is in accepting state, described radio transceiver sends without data-signal.
Further, at least one adjustable component comprises switched capacitor bank.
Further, the radio transceiver be arranged on same equipment is all periodically be switched to accepting state from transmission state, when described radio transceiver is in transmission state, can send data message, when described radio transceiver is in accepting state, can receiving data information.
The one or more technical schemes provided in the embodiment of the present invention, at least have following technique effect or advantage:
Owing to have employed a kind of radio transceiver, described radio transceiver can communicate with one or more remote radio transceiver, comprising: at least one adjustable component being coupling in described radio transceiver; When reception is connected to the synchronizing signal of another radio transceiver of same crystal oscillator, according to synchronizing signal, make when another radio transceiver is in accepting state, described radio transceiver sends without data-signal.Solve in prior art because the multiple radio transceivers on an equipment are positioned to come in close proximity to each other usually, the phase reception in the same time that can interfere with from radio transceiver transmission on same equipment will be caused, owing to having leakage between adjacent band, even if two radio work over different frequency bands, also can influence each other, achieve the transmission can coordinating multiple radio audio receivers, decrease the interference of Received signal strength each other, thus better performance is provided.
Accompanying drawing explanation
Fig. 1 is the module map of a kind of radio transceiver system in the embodiment of the present invention.
Embodiment
The present invention is by providing a kind of radio transceiver, the multiple radio transceivers solved in prior art on an equipment are positioned to come in close proximity to each other usually, the phase reception in the same time that can interfere with from radio transceiver transmission on same equipment will be caused, owing to having leakage between adjacent band, even if two radio work over different frequency bands, also can interactional technical problem, and then achieve the mutual interference can effectively avoiding same equipment receiving between radio.
In order to solve above-mentioned technical problem, below in conjunction with Figure of description and concrete execution mode, technique scheme is described in detail.
A kind of radio transceiver provided by the invention, receives long-range Public Address system for wireless microphone equipment by radio company below and is described in detail.
As shown in Figure 1, this wireless microphone equipment comprises the first radio audio emitter 101 and the second radio audio emitter 102, and this long-range Public Address system comprises the first radio audio receiver 103 and the second radio audio receiver 104.Common crystal oscillator 105 provides clock signal for the first radio audio receiver 103 and the second radio audio receiver 104 simultaneously, and this clock signal is used in particular for regulating flywheel, and this flywheel runs with the fixed frequency of this crystal oscillator.
Be coupling at least one adjustable component 106 of each signal transceiver, wherein, at least one adjustable component 106 comprises switched capacitor bank.The change of the signal received along with radio audio receiver, electric capacity also must change to avoid larger mismatch, provides the combination of the capacitor in the capacitor of highest received signal or Capacitor banks should be selected for the signal receiving this radio frequency.
Above-mentionedly from Capacitor banks, select suitable electric capacity for the radio signal of receiving feature frequency, thus avoid at the needs manufacturing radiophonics frequency receiver derivation antenna offset.
Locate in the time of above-mentioned flywheel timer sets, first radio audio receiver 103 enters receiving mode when the first switching cycle starts, after the first switching cycle time, be switched to sending mode, when the second switching cycle starts, this first radio audio receiver 103 returns to receiving mode; Meanwhile, the running of the second wireless audio receiver 104 is also synchronous, in the time that internal regulation wheel is arranged, when the first switching cycle starts, enters receiving mode, at the end of the first switching cycle, enters sending mode, until the switching of next pattern.
Because two audio receivers operate on public crystal oscillator, its respective regulating wheel is by synchronously, that is, they can not relative to each other drift about.
Wherein, the second wireless audio receiver 104 controls the phase place of internal regulation wheel relative to the regulating wheel the first wireless audio receiver with it from the synchronizing signal that the first wireless audio receiver 103 receives.
When the square wave of the first wireless audio receiver 103 Drazin inverse wheel, second wireless audio receiver produces identical inside square wave, by the justified margin by two square waves, set up a common phase referential, thus make the regulating wheel of adjustment first wireless audio receiver and regulate the regulating wheel of the second wireless audio receiver to keep synchronous.
By above-mentioned technical scheme, the transmission of multiple radio audio receiver can be coordinated, decrease the interference of Received signal strength each other, thus better performance is provided.
Although describe the preferred embodiments of the present invention, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the scope of the invention.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (3)
1. a radio transceiver, described radio transceiver can communicate with one or more remote radio transceiver, it is characterized in that, comprising: at least one adjustable component being coupling in described radio transceiver;
When reception is connected to the synchronizing signal of another radio transceiver of same crystal oscillator, according to synchronizing signal, make when another radio transceiver is in accepting state, described radio transceiver sends without data-signal.
2. radio transceiver according to claim 1, is characterized in that, at least one adjustable component comprises switched capacitor bank.
3. radio transceiver according to claim 1, it is characterized in that, the radio transceiver be arranged on same equipment is all periodically be switched to accepting state from transmission state, when described radio transceiver is in transmission state, data message can be sent, when described radio transceiver is in accepting state, can receiving data information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410595611.5A CN104301002A (en) | 2014-10-30 | 2014-10-30 | Radio transceiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410595611.5A CN104301002A (en) | 2014-10-30 | 2014-10-30 | Radio transceiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104301002A true CN104301002A (en) | 2015-01-21 |
Family
ID=52320594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410595611.5A Pending CN104301002A (en) | 2014-10-30 | 2014-10-30 | Radio transceiver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104301002A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103609031A (en) * | 2011-06-07 | 2014-02-26 | 北欧半导体公司 | Synchronised radio transceivers |
| US20140185494A1 (en) * | 2011-12-27 | 2014-07-03 | Xue Yang | Method and system for coexistence of multiple collocated radios |
| CN204089807U (en) * | 2014-10-30 | 2015-01-07 | 成都新光微波工程有限责任公司 | A kind of radio transceiver |
-
2014
- 2014-10-30 CN CN201410595611.5A patent/CN104301002A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103609031A (en) * | 2011-06-07 | 2014-02-26 | 北欧半导体公司 | Synchronised radio transceivers |
| US20140185494A1 (en) * | 2011-12-27 | 2014-07-03 | Xue Yang | Method and system for coexistence of multiple collocated radios |
| CN204089807U (en) * | 2014-10-30 | 2015-01-07 | 成都新光微波工程有限责任公司 | A kind of radio transceiver |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150121 |