CN203423807U - Terminal - Google Patents
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- CN203423807U CN203423807U CN201320449309.XU CN201320449309U CN203423807U CN 203423807 U CN203423807 U CN 203423807U CN 201320449309 U CN201320449309 U CN 201320449309U CN 203423807 U CN203423807 U CN 203423807U
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Abstract
The utility model discloses a terminal. The terminal comprises: at least two communication subsystems working by different communication standards; a first antenna capable of working within a frequency range of the different communication standards; and a first multiplexer with one end connected to the first antenna and the other end respectively connected with the communication subsystems for sending received signals to the subsystems by the corresponding communication standards. According to the utility model, the multiplexer is used for sending the received signals to the subsystems by the corresponding communication standards so that no matter how many communication standards are integrated in the terminal, communication can be realized merely by one or two antennas, thus the performance of the multiple communication subsystems is ensured, the cost is reduced, the space is saved, and the product dimension is also reduced.
Description
Technical field
The utility model belongs to communication field, relates in particular to the terminal that is applicable to multiple types system.
Background technology
Long Term Evolution (Long Term Evolution, LTE) be third generation partner program (3rd Generation Partnership Project, maximum new technology development project 3GPP) starting over the past two years, can be regarded as " accurate 4G " technology, it improves and has strengthened the aerial access technology of 3G, adopt OFDM (Orthogonal Frequency Division Multiplexing, OFDM) and multi-user installation multiple-input and multiple-output (Multiple Input Multiple Output, MIMO) as the basic technology of its wireless network evolution.In order to meet LTE in the demand aspect High Data Rate and high power system capacity, LTE system is supported descending application multiple-input and multiple-output (MIMO) technology, comprises spatial reuse, wave beam forming and transmission diversity.In LTE, the descending basic antenna configuration of using MIMO technique is 2 * 2, and 2 antennas send and 2 antenna receptions, four layers of transmission of maximum support 4 antenna down direction.The cardinal principle of transmission diversity is to utilize the weak dependence of space channel, and the selectivity in binding time/frequency, for the transmission of signal provides more copy, improves the reliability of signal transmission, thereby improves the signal to noise ratio of signal.
And for WIFI, MIMO(Multiple Input Multiple Output) system is a core technology that applies to 802.11n.802.11n be continue IEEE802.11b a brand-new wireless local area network technology after g, speed can reach 600Mbps.Meanwhile, proprietary MIMO technology can be improved the performance of existing 802.11a/b/g network.This technology utilizes many antennas to suppress channel fading.Utilize MIMO technology can improve the capacity of channel, also can improve the reliability of channel, reduce the error rate simultaneously.The application of MIMO technology, be space become a kind of can be for high performance resource, and can increase the coverage of wireless system.
The UFI/Mifi of LTE and WIFI combination is a staple product form in the application of LTE product, how to guarantee, meeting under the prerequisite of LTE and WIFI performance requirement, to reduce as far as possible product cost, reduces product form, is that we need to pay close attention to.As shown in Figure 1, for existing a kind of schematic diagram that merges the terminal of LTE and WIFI communication standard, this terminal comprises LTE subsystem 100 and WIFI subsystem 200, in order to realize multiple-input and multiple-output, on this LTE subsystem 100, be connected with two antennas 101,102, WIFI subsystem 200 is connected with two antennas 201,202.Can find out, in order to guarantee high-performance, LTE and WIFI have adopted MIMO technology.But the problem that MIMO technology is brought is exactly that LTE and WIFI need to use double antenna, such terminal of supporting LTE and WIFI, must be used 4 antenna guarantee MIMO functions, no matter is from size or cost aspect, is all very large pressure.
When merging different communication standard, all can there are the problems referred to above in existing terminal, be not limited to LTE and WIFI.Along with the increase of communication subsystem, corresponding antenna also can increase, thereby has increased size and the cost of terminal.
Utility model content
In order to solve existing terminal when merging multiple communication standard, the problem that corresponding antenna also can increase, the utility model provides a kind of terminal.
The technical solution adopted in the utility model is: a kind of terminal, comprising:
At least two kinds of communication subsystems of working under different communication standards;
The first antenna can be worked under the frequency range of described at least two kinds of different communication standards;
The first multiplexer, one end connects described the first antenna, and the other end is connected with each communication subsystem respectively, for the signal receiving being sent to the communication subsystem of respective communication standard, and for the signal of each communication subsystem is sent to antenna.
In above-mentioned terminal, also comprise the second antenna and the second multiplexer, described the second antenna is connected with each communication subsystem by the second multiplexer.
In above-mentioned terminal, described each communication subsystem is connected with the second antenna with the first antenna by filter respectively.
In above-mentioned terminal, described each communication subsystem is connected with the second antenna with the first antenna by amplifier respectively.
In above-mentioned terminal, described communication subsystem comprises LTE subsystem and WIFI subsystem, and described LTE subsystem is connected with the first antenna by the first multiplexer with WIFI subsystem.
In above-mentioned terminal, described communication subsystem comprises LTE subsystem and WIFI subsystem, and described LTE subsystem is connected with the first antenna by the first multiplexer with WIFI subsystem, and is connected with the second antenna by the second multiplexer.
The beneficial effects of the utility model are: the utility model utilizes multiplexer the signal receiving to be sent in the communication subsystem of respective communication standard, tube terminal does not merge how many kinds of communication standard, only one of need or two antennas just can be realized communication, both guaranteed the performance of a plurality of communication subsystems, reduce costs again, save space, reduced the size of product.
Accompanying drawing explanation
Fig. 1 is existing a kind of schematic diagram that merges the terminal of LTE and WIFI communication standard;
Fig. 2 is the structural representation of the first embodiment of the utility model terminal;
Fig. 3 is the structural representation of the second embodiment of the utility model terminal;
Fig. 4 is the structural representation of the third embodiment of the utility model terminal.
Embodiment
For making the technical problems to be solved in the utility model, technical scheme and advantage clearer, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
As shown in Figure 2, be the structural representation of the first embodiment of the utility model terminal, the terminal of this embodiment comprises:
The first antenna 101 can be worked under the frequency range of LTE communication standard and WIFI communication standard;
The first multiplexer 300, one end connects described the first antenna 101, the other end is connected with WIFI subsystem 200 subsystems with LTE subsystem 100 respectively, for the signal receiving being sent to the communication subsystem of respective communication standard, and for the signal of each communication subsystem is sent to antenna.
The utility model utilizes multiplexer the signal receiving to be sent in the communication subsystem of respective communication standard, because multiplexer has frequency selectivity, leads to the unwanted signal of the passage meeting filtering WIFI frequency of LTE part; Lead to the unwanted signal of the passage meeting filtering LTE frequency of WIFI subsystem, thereby realize transmitting-receiving object separately, and do not interfere with each other.This antenna is supported the frequency range of LTE and WIFI, only needs an antenna just can realize communication, can either meet the needs of LTE communication, can meet again the needs of WIFI communication, guarantee the performance of two communication subsystems, reduce the cost of terminal, save space, reduced the size of product.
The LTE subsystem 100 of the present embodiment is connected with the first antenna 101 by circuit respectively with WIFI subsystem 200.Because WIFI is operated in 2.4 to 2.497GHz frequency range, with some frequency range of LTE, may exist mutually and disturb, for this reason, the utility model also increases filter on LTE subsystem receiving circuit, on the transmission circuit of WIFI subsystem, increase amplifier and filter, to eliminate the impact of disturbing mutually generation.
As shown in Figure 3, be the structural representation of the second embodiment of the utility model terminal, the terminal of this embodiment comprises:
The first antenna 101 can be worked under the frequency range of LTE communication standard, WIFI communication standard and gsm communication standard;
The first multiplexer 300, one end connects described the first antenna 101, and the other end is connected with GSM subsystem 400 with LTE subsystem 100, WIFI subsystem 200 subsystems respectively, for the signal receiving being sent to the communication subsystem of respective communication standard.
The terminal of the present embodiment has merged LTE communication standard, WIFI communication standard and gsm communication standard, utilize multiplexer the signal receiving to be sent in the communication subsystem of respective communication standard, because multiplexer has frequency selectivity, realize transmitting-receiving object separately, and do not interfere with each other.Only need an antenna just can realize communication, can meet the needs of LTE communication, WIFI communication and gsm communication simultaneously, guaranteed the performance of three communication subsystems, reduced the cost of terminal, saved space, reduced the size of product.Certainly, terminal of the present utility model can also merge three kinds of above communication standards, communication standard is not limited to LTE communication standard, WIFI communication standard and gsm communication standard, can also be TDSCDMA standard, CDMA standard, WCDMA standard, CDMA2000 standard etc.
As shown in Figure 4, structural representation for the third embodiment of the utility model terminal, the terminal of this embodiment and the first embodiment are basic identical, its difference is also to comprise: the second antenna 102 and the second multiplexer 500, described the second antenna 102 is connected with WIFI subsystem 200 subsystems with LTE subsystem 100 by the second multiplexer 500.The present embodiment has adopted two antennas, respectively the first antenna 101 and the second antenna 102, two antennas are connected with two communication subsystems by a multiplexer respectively, only need 2 antennas of supporting LTE and WIFI frequency range, just can realize LTE and WIFI works simultaneously, and can both support MIMO function.
Certainly, terminal of the present utility model can also merge three kinds or three kinds of above communication standards, is to utilize two antennas to realize the work of supporting multiple communication standard equally, and can both supports MIMO function.Communication standard of the present utility model is not limited to LTE communication standard, WIFI communication standard and gsm communication standard, can also be TDSCDMA standard, CDMA standard, WCDMA standard, CDMA2000 standard etc.
The LTE subsystem 100 of the present embodiment is connected with the second antenna 102 with the first antenna 101 by circuit respectively with WIFI subsystem 200.Because WIFI is operated in 2.4 to 2.497GHz frequency range, with some frequency range of LTE, may exist mutually and disturb, when the LTE frequency range of using existence to disturb mutually, need on LTE subsystem receiving circuit, increase filter, on the transmission circuit of WIFI subsystem, increase amplifier and filter, to eliminate the impact of disturbing mutually generation.
Technique scheme utilizes multiplexer the signal receiving to be sent in the communication subsystem of respective communication standard, tube terminal does not merge how many kinds of communication standard, only one of need or two antennas just can be realized communication, both guaranteed the performance of a plurality of communication subsystems, reduce costs again, save space, reduced the size of product.
The above is preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (6)
1. a terminal, is characterized in that, comprising:
At least two kinds of communication subsystems of working under different communication standards;
The first antenna can be worked under the frequency range of described at least two kinds of different communication standards;
The first multiplexer, one end connects described the first antenna, and the other end is connected with each communication subsystem respectively, for the signal receiving being sent to the communication subsystem of respective communication standard, and for the signal of each communication subsystem is sent to antenna.
2. terminal according to claim 1, is characterized in that, also comprises the second antenna and the second multiplexer, and described the second antenna is connected with each communication subsystem by the second multiplexer.
3. terminal according to claim 2, is characterized in that, described each communication subsystem is connected with the second antenna with the first antenna by filter respectively.
4. terminal according to claim 2, is characterized in that, described each communication subsystem is connected with the second antenna with the first antenna by amplifier respectively.
5. terminal according to claim 1, is characterized in that, described communication subsystem comprises LTE subsystem and WIFI subsystem, and described LTE subsystem is connected with the first antenna by the first multiplexer with WIFI subsystem.
6. according to the terminal described in claim 2-4 any one, it is characterized in that, described communication subsystem comprises LTE subsystem and WIFI subsystem, and described LTE subsystem is connected with the first antenna by the first multiplexer with WIFI subsystem, and is connected with the second antenna by the second multiplexer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320449309.XU CN203423807U (en) | 2013-07-25 | 2013-07-25 | Terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320449309.XU CN203423807U (en) | 2013-07-25 | 2013-07-25 | Terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203423807U true CN203423807U (en) | 2014-02-05 |
Family
ID=50022896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320449309.XU Expired - Lifetime CN203423807U (en) | 2013-07-25 | 2013-07-25 | Terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203423807U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104954040A (en) * | 2015-06-10 | 2015-09-30 | 联想(北京)有限公司 | Method for determining antenna use and electronic equipment |
| CN106253923A (en) * | 2016-07-27 | 2016-12-21 | 维沃移动通信有限公司 | A kind of signal processing apparatus, signal processing method and mobile terminal |
| CN107611579A (en) * | 2017-08-16 | 2018-01-19 | 维沃移动通信有限公司 | A kind of antenna system and mobile terminal |
-
2013
- 2013-07-25 CN CN201320449309.XU patent/CN203423807U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104954040A (en) * | 2015-06-10 | 2015-09-30 | 联想(北京)有限公司 | Method for determining antenna use and electronic equipment |
| CN104954040B (en) * | 2015-06-10 | 2017-11-28 | 联想(北京)有限公司 | The method and electronic equipment that a kind of determination antenna uses |
| CN106253923A (en) * | 2016-07-27 | 2016-12-21 | 维沃移动通信有限公司 | A kind of signal processing apparatus, signal processing method and mobile terminal |
| CN107611579A (en) * | 2017-08-16 | 2018-01-19 | 维沃移动通信有限公司 | A kind of antenna system and mobile terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140205 |