CN104079311A - Communication system and communication control method - Google Patents
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- CN104079311A CN104079311A CN201310104676.0A CN201310104676A CN104079311A CN 104079311 A CN104079311 A CN 104079311A CN 201310104676 A CN201310104676 A CN 201310104676A CN 104079311 A CN104079311 A CN 104079311A
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Abstract
The invention discloses a communication system and a communication control method. The communication system comprises an antenna structure, a first filter, a second filter, a first radio frequency chip, and a second radio frequency chip. The antenna structure has a feed point, and is used for receiving or transmitting a first signal in a first frequency band and a second signal in a second frequency band, wherein the first frequency band is different from the second frequency band, and the second frequency band is a frequency modulation frequency band, and is about between 88 MHz and 108 MHz. The first filter is used for passing signals having frequencies in the first frequency band, and blocking signals having frequencies in the second frequency band. The second filter is used for passing signals having frequencies in the second frequency band, and blocking signals having frequencies in the first frequency band. The first radio frequency chip is coupled to the feed point of the antenna structure via the first filter. The second radio frequency chip is coupled to the feed point of the antenna structure via the second filter. Because additional antenna structures and antenna design spaces are not required, the communication system and the communication control method disclosed by the invention are easily applied to various miniaturized mobile devices.
Description
Technical field
The present invention relates to a kind of communication system, relate in particular to the communication system that comprises the shared antenna structure that can contain band multiplex.
Background technology
Along with the prosperity of mobile communication technology, mobile device is more prevalent in recent years, for example common: the portable electron device of hand-held computer, mobile phone, multimedia player and other mixed functions.In order to meet people's demand, mobile device has the function of radio communication conventionally.Some contains the range for wireless communication of long distance, for example: mobile phone uses the frequency bands for communication of 2G, 3G, LTE (Long Term Evolution) system and the 700MHz that uses, 850MHz, 900MHz, 1800MHz, 1900MHz, 2100MHz, 2300MHz and 2500MHz, some contains short-range range for wireless communication, for example: Wi-Fi, Bluetooth and WiMAX (Worldwide Interoperability for Microwave Access) system is used the frequency bands for communication of 2.4GHz, 3.5GHz, 5.2GHz and 5.8GHz.
In known technology, if desired in band multiplex, carry out radio communication, a plurality of antennas must be set in mobile device, to correspond to respectively these frequency bands.Yet the inner space of mobile device is often very limited, therefore cannot hold so many antennas in wherein.
Summary of the invention
In order to solve the problem of prior art, the invention provides a kind of communication system, comprise: an antenna structure, there is a load point, and for receiving or transmit a secondary signal that is positioned at a first signal of one first frequency band and is positioned at one second frequency band, wherein this first frequency band is different from this second frequency band, and this second frequency band is a frequency modulation frequency band, approximately between between 88MHz to 108MHz; One first filter, for the frequency of this first frequency band is passed through, and stops the frequency of this second frequency band; One second filter, for the frequency of this second frequency band is passed through, and stops the frequency of this first frequency band; One first radio frequency chip, is coupled to this load point of this antenna structure via this first filter, and for the treatment of or produce this first signal; And one second radio frequency chip, via this second filter, be coupled to this load point of this antenna structure, and for the treatment of or produce this secondary signal.
In addition, the present invention also provides a kind of communication control method, comprise the following steps: by an antenna structure, receive or transmit a secondary signal that is positioned at a first signal of one first frequency band and is positioned at one second frequency band, wherein this first frequency band is different from this second frequency band, and this second frequency band is a frequency modulation frequency band, approximately between between 88MHz to 108MHz; By one first filter, the frequency of this first frequency band is passed through, and stopped the frequency of this second frequency band; By one second filter, the frequency of this second frequency band is passed through, and stopped the frequency of this first frequency band; By one first radio frequency chip, process or produce this first signal, wherein this first radio frequency chip is coupled to a load point of this antenna structure via this first filter; And by one second radio frequency chip, process or produce this secondary signal, wherein this second radio frequency chip is coupled to this load point of this antenna structure via this second filter.
In communication system provided by the invention and method, comprise that a shared antenna structure is to support the radio communication of band multiplex.Owing to not needing extra antenna structure and Antenna Design space, the present invention in the mobile device that is applied in various miniaturizations, makes it more can operate at least one frequency modulation frequency band by easily.
Accompanying drawing explanation
Fig. 1 shows according to the schematic diagram of the communication system described in one embodiment of the invention;
Fig. 2 shows according to the schematic diagram of the communication system described in one embodiment of the invention;
Fig. 3 shows according to the schematic diagram of the communication system described in one embodiment of the invention;
Fig. 4 shows according to the schematic diagram of the communication system described in one embodiment of the invention;
Fig. 5 shows according to the schematic diagram of the communication system described in one embodiment of the invention;
Fig. 6 shows according to the schematic diagram of the communication system described in one embodiment of the invention;
Fig. 7 shows according to the schematic diagram of the communication system described in one embodiment of the invention; And
Fig. 8 shows according to the flow chart of the communication control method described in one embodiment of the invention.
[main element description of reference numerals]
100,200,300,400,500,600,700～communication system;
110,120,130,140,150～filter;
112,122,132～radio frequency chip;
114,124,134,144,154～match circuit;
116,126,136～low noise amplifier;
180,580～antenna structure;
182, the load point of 582～antenna structure;
The short dot of 583～antenna structure;
The first of 587～antenna structure;
The second portion of 588～antenna structure;
589～breach;
710～Parasitica;
The short dot of 713～Parasitica;
GND～earthing potential;
G1～coupling gap;
S1～first signal;
S2～secondary signal;
S3～three signal.
Embodiment
For object of the present invention, feature and advantage can be become apparent, cited below particularlyly go out specific embodiments of the invention, and coordinate appended figure, be described in detail below.
Fig. 1 shows according to the schematic diagram of the communication system 100 described in one embodiment of the invention.In certain embodiments, communication system 100 can be a part for a transceiver (Transceiver) of a mobile device, and this mobile device can be a smart mobile phone (Smart Phone), a panel computer (Tablet Computer), a notebook computer (Notebook Computer), or other have the electronic installation of radio communication function.As shown in Figure 1, communication system 100 at least comprises: an antenna structure 180, two filters 110,120, and two radio frequency chips (RF Chip, Radio Frequency Chip) 112,122.Antenna structure 180 available metals are made, for example: copper, silver, or aluminium.Antenna structure 180 has a load point 182, and for receive or (and) transmit a secondary signal S2 who is positioned at a first signal S1 of one first frequency band and is positioned at one second frequency band, wherein this first frequency band is different from this second frequency band.In preferred embodiment, this second frequency band is a frequency modulation (Frequency Modulation, FM) frequency band, and it is approximately between between 88MHz to 108MHz.This first frequency band can need to elect according to difference, and detailed content please refer to embodiment thereafter.The kind of antenna structure 180 is not restricted in the present invention.For example, antenna structure 180 can be a unipole antenna (Monopole Antenna), a loop antenna (Loop Antenna), a dipole antenna (Dipole Antenna), a planar inverted F-antenna (Planar Inverted F Antenna, PIFA), a patch antenna (Patch Antenna), an or antenna component (Chip Antenna).Filter 110 is for the frequency of this first frequency band is passed through, and stops the frequency of this second frequency band.Filter 120 is for the frequency of this second frequency band is passed through, and stops the frequency of this first frequency band.In other words, filter 110,120 all has band pass filter (Band Pass Filter, BPF) and band refuse filter (Band Rejection Filter, BRF) partial function, but it can by frequency band (Pass Band) and to stop frequency band (Stop Band) not identical.In certain embodiments, filter 110,120 comprises one or more capacitor and inductor separately.Radio frequency chip 112 is coupled to the load point 182 of antenna structure 180 via filter 110, and for the treatment of or (and) produce first signal S1.Radio frequency chip 122 is coupled to the load point 182 of antenna structure 180 via filter 120, and for the treatment of or (and) produce secondary signal S2.Because there has been filter 110,120, radio frequency chip 112,122 will can not be subject to the interference of unrelated frequencies, under this shared antenna structure, still can keep good treatment efficiency.Radio frequency chip 112,122 can use integrated circuit (Integrated Circuits, ICs) to implement it.In preferred embodiment, radio frequency chip 122 is a frequency modulation process chip, and filter 120 can make this frequency modulation frequency band, is that frequency is passed through.
In certain embodiments, this first frequency band be a bluetooth (Bluetooth) or (and) a Wi-Fi frequency band, it is approximately between between 2400MHz to 2500MHz.In certain embodiments, this first frequency band is a GPS (Global Position System) (Global Positioning System, GPS) frequency band, and it is approximately between between 1565MHz to 1585MHz.In certain embodiments, this first frequency band is a simulated television (Analog Television, ATV) frequency band, and it is approximately between between 470MHz to 862MHz.In certain embodiments, this first frequency band is a near-field communication (Near Field Communication, NFC) frequency band, and it is approximately positioned at 13.56MHz.In certain embodiments, this first frequency band is a wireless charging (Wireless Charging) frequency band, and it is approximately positioned at 13.56MHz.It should be noted that the present invention is not limited to this.In other embodiments, this first frequency band also can be contained other above NM frequency ranges.
In preferred embodiment of the present invention, antenna structure 180, filter 110, and radio frequency chip 112 formation one main communication paths, and on the other hand, antenna structure 180, filter 120, and radio frequency chip 122 forms less important communication paths.This of this main communication path the first frequency band may be selected to be various frequency bands, for example: and one bluetooth/Wi-Fi frequency band, or a GPS (Global Position System) frequency band etc., and this second frequency band in this secondary communication path is all chosen as a frequency modulation frequency band.For example, because filter 110,120 can provide different resonant lengths (: filter 120 can comprise that at least one inductor is to increase resonant length), first signal S1 and the secondary signal S2 that is positioned at different frequency bands be transmitted and be received in this main communication path and this secondary communication path can by shared antenna structure 180.In other words, filter 110 and antenna structure 180 can be considered one first antenna, and filter 120 and antenna structure 180 can be considered one second antenna, and wherein this first antenna can be contained this first frequency band, and this second antenna can be contained this second frequency band.Under this design, communication system of the present invention only needs single antenna structure can operate in band multiplex, has advantages of and reduces costs and save the inner usage space of mobile device.For instance, the present invention can for example,, by the mode of shared its main antenna (: one bluetooth/Wi-Fi antenna, or a near-field communication aerial etc.), make general intelligence mobile phone increase the function of listening in frequency modulation broadcast.
Fig. 2 shows according to the schematic diagram of the communication system 200 described in one embodiment of the invention.Fig. 2 is similar with Fig. 1.In the embodiment of Fig. 2, communication system 200 also comprises 114,124 and two low noise amplifiers of two match circuits (Matching Circuit) (Low Noise Amplifier, LNA) 116,126.Match circuit the 114, the 124th, is respectively used to adjust the impedance matching in this main communication path and this secondary communication path.Match circuit 114,124 can comprise one or more inductor and capacitor separately.In certain embodiments, radio frequency chip 112 is coupled to the load point 182 of antenna structure 180 via match circuit 114 and filter 110, and radio frequency chip 122 is coupled to the load point 182 of antenna structure 180 via match circuit 124 and filter 120.Low noise amplifier 116 is for amplifying the first signal S1 of reception, and low noise amplifier 126 is for amplifying the secondary signal S2 of reception.In certain embodiments, radio frequency chip 112 is coupled to the load point 182 of antenna structure 180 via low noise amplifier 116 and filter 110, and radio frequency chip 122 is coupled to the load point 182 of antenna structure 180 via low noise amplifier 126 and filter 120.If a match circuit and a low noise amplifier are arranged in a communication path simultaneously, the order of connection therebetween is not restricted.For example, in this main communication path, match circuit 114 can be exchanged as position with low noise amplifier 116.It should be noted that match circuit 114,124 and low noise amplifier the 116, the 126th, for improving the usefulness of communication system 200, but all non-be necessary element of the present invention.In other embodiments, they also can remove from communication system 200.All the other features of the communication system 200 of Fig. 2 are all similar to the communication system 100 of Fig. 1, therefore these two embodiment all can reach similar operating effect.
Fig. 3 shows according to the schematic diagram of the communication system 300 described in one embodiment of the invention.Fig. 3 is similar with Fig. 1.In the embodiments of figure 3, communication system 300 also comprises a filter 130 and a radio frequency chip 132.Except first signal S1 and secondary signal S2, antenna structure 180 also for receive or (and) transmit one the 3rd signal S3 that is positioned at one the 3rd frequency band, wherein the 3rd frequency band be different from this second frequency band or (and) be different from this first frequency band.Filter 130 is for the frequency of the 3rd frequency band is passed through, and stops the frequency of this first frequency band and this second frequency band.Radio frequency chip 132 is coupled to the load point 182 of antenna structure 180 via filter 130, and for the treatment of or (and) produce the 3rd signal S3.In addition, the filter 110 of this main communication path and the filter 120 in this secondary communication path also can be used for stopping the frequency of the 3rd frequency band.In the present embodiment, antenna structure 180, filter 130, and radio frequency chip 132 another secondary communication paths of formation, make communication system 300 to receive and to transmit first signal S1, the secondary signal S2 that is positioned at least three frequency bands by shared antenna structure 180, and the 3rd signal S3.In other embodiments, communication system 300 can comprise that more times wants communication path, for example, and four or five.Similarly, this second frequency band is still selected as a frequency modulation frequency band, and it is approximately between between 88MHz to 108MHz.In certain embodiments, this first frequency band be a bluetooth or (and) a Wi-Fi frequency band, it is approximately between between 2400MHz to 2500MHz, and the 3rd frequency band is a GPS (Global Position System) frequency band, it is approximately between between 1565MHz to 1585MHz.In certain embodiments, this first frequency band is a near-field communication frequency band, and it is approximately positioned at 13.56MHz, and the 3rd frequency band is a wireless charging frequency band, and it is approximately positioned at 13.56MHz.All the other features of the communication system 300 of Fig. 3 are all similar to the communication system 100 of Fig. 1 figure, therefore these two embodiment all can reach similar operating effect.
Fig. 4 shows according to the schematic diagram of the communication system 400 described in one embodiment of the invention.Fig. 4 is similar with Fig. 2, Fig. 3.In the embodiment of Fig. 4, communication system 400 also comprises a match circuit 134 and a low noise amplifier 136.Match circuit 134 can comprise one or more inductor and capacitor, and for adjusting the impedance matching of its communication path.In certain embodiments, radio frequency chip 132 is coupled to the load point 182 of antenna structure 180 via match circuit 134 and filter 130.Low noise amplifier 136 is for amplifying the 3rd signal S3 of reception.In certain embodiments, radio frequency chip 132 is coupled to the load point 182 of antenna structure 180 via low noise amplifier 136 and filter 130.Similarly, match circuit 134 and low noise amplifier 136 be for improving the usefulness of communication system 400, but all non-be necessary element of the present invention.In other embodiments, they also can remove from communication system 400.All the other features of the communication system 400 of Fig. 4 are all similar to the communication system 200,300 of Fig. 2, Fig. 3, therefore these three embodiment all can reach similar operating effect.
Fig. 5 shows according to the schematic diagram of the communication system 500 described in one embodiment of the invention.Fig. 5 is similar with Fig. 1.In the embodiment of Fig. 5, communication system 500 comprises an antenna structure 580 with given shape.Antenna structure 580 can be a metal planar structure, for example: copper, silver, or aluminium.In certain embodiments, antenna structure 580 for example can be printed in, on a medium substrate: a FR4 substrate.In more detail, antenna structure 580 comprises a first 587 and a second portion 588, wherein first 587 is roughly a rectangle, and it is one J-shaped that second portion 588 is roughly, and a load point 582 of antenna structure 580 is corners that are roughly positioned at first 587.Load point 582 is coupled to the filter 110 of this main communication path and the filter 120 in this secondary communication path.The first 587 of antenna structure 580 and second portion 588 can define a breach 589, and breach 589 is roughly a L font.The shape of above-described antenna structure 580 is only one for example, is not restrictive condition of the present invention.In certain embodiments, communication system 500 also can comprise for receiving and transmit another secondary communication path of one the 3rd signal S3, as shown in Figure 3.In certain embodiments, communication system 500 also can comprise one or more match circuit and low noise amplifier, as shown in Figure 2, Figure 4 shows.All the other features of the communication system 500 of Fig. 5 are all similar to the communication system 100 of Fig. 1, therefore these two embodiment all can reach similar operating effect.
Fig. 6 shows according to the schematic diagram of the communication system 600 described in one embodiment of the invention.Fig. 6 is similar with Fig. 5.In the embodiment of Fig. 6, the antenna structure 580 of communication system 600 also has a short dot 583, and it is coupled to an earthing potential GND.In certain embodiments, the short dot 583 of antenna structure 580 is another corners that are roughly positioned at its first 587.For example, load point 582 can lay respectively at relative two corners of the first 587 of rectangle with short dot 583, but is not limited to this.In addition, communication system 600 also comprises a filter 140 and a match circuit 144.Filter 140 is coupled between the short dot 583 and earthing potential GND of antenna structure 580, and for stopping the frequency of this second frequency band (that is, a frequency modulation frequency band, it is approximately between between 88MHz to 108MHz).Because this second frequency band in this secondary communication path is to correspond to longer wavelength, in a grounding path of antenna structure 580, add for stopping the filter 140 of this second frequency band, can make this grounding path for the signal of this second frequency band and Yan Weiyi open circuit (Open Circuit), to maintain antenna structure 580 in effective resonant length of this second frequency band.In certain embodiments, short dot 583 also can be coupled to earthing potential GND via filter 140 and match circuit 144.Match circuit 144 can comprise one or more inductor and capacitor.Match circuit 144 is for adjusting the impedance matching of this grounding path of antenna structure 580, but is not the necessary element of the present invention.All the other features of the communication system 600 of Fig. 6 are all similar to the communication system 500 of Fig. 5, therefore these two embodiment all can reach similar operating effect.
Fig. 7 shows according to the schematic diagram of the communication system 700 described in one embodiment of the invention.Fig. 7 is similar with Fig. 6.In the embodiment of Fig. 7, communication system 700 also comprises a Parasitica 710.Parasitica 710 can be a metal planar structure, for example: copper, silver, or aluminium.In certain embodiments, Parasitica 710 for example can be printed in, on a medium substrate: a FR4 substrate.As shown in Figure 7, Parasitica 710 is separated with antenna structure 580, and has a short dot 713.Parasitica 710 approaches antenna structure 580, and between Parasitica 710 and antenna structure 580, has a narrow and small coupling gap G1.In certain embodiments, Parasitica 710 is roughly an I font, and short dot 713 is the one end that are roughly positioned at Parasitica 710.In other embodiments, Parasitica 710 also can be other shapes, for example, is roughly a L font, a S font, or a U font, and short dot 713 is still roughly positioned at one end of Parasitica 710.In certain embodiments, the short dot 713 of Parasitica 710 approaches the short dot 583 of antenna structure 580.In addition, communication system 700 also comprises a filter 150 and a match circuit 154.Filter 150 is coupled between the short dot 713 and earthing potential GND of Parasitica 710, and for stopping the frequency of this second frequency band (that is, a frequency modulation frequency band, it is approximately between between 88MHz to 108MHz).Similarly, the grounding path that filter 150 can make Parasitica 710 is for the signal of this second frequency band and Yan Weiyi open circuit.In certain embodiments, short dot 713 also can be coupled to earthing potential GND via filter 150 and match circuit 154.Match circuit 154 can comprise one or more inductor and capacitor.Match circuit 154 is for adjusting the impedance matching of this grounding path of Parasitica 710, but is not the necessary element of the present invention.All the other features of the communication system 700 of Fig. 7 are all similar to the communication system 600 of Fig. 6, therefore these two embodiment all can reach similar operating effect.
Fig. 8 shows according to the flow chart of the communication control method described in one embodiment of the invention.First, at step S810, by an antenna structure, receive or (and) transmit a secondary signal that is positioned at a first signal of one first frequency band and is positioned at one second frequency band, wherein this first frequency band is different from this second frequency band, and this second frequency band is a frequency modulation frequency band, approximately between between 88MHz to 108MHz.At step S820, by one first filter, the frequency of this first frequency band is passed through, and stopped the frequency of this second frequency band.At step S830, by one second filter, the frequency of this second frequency band is passed through, and stopped the frequency of this first frequency band.At step S840, by one first radio frequency chip, process or (and) produce this first signal, wherein this first radio frequency chip is coupled to a load point of this antenna structure via this first filter.Finally, at step S850, by one second radio frequency chip, process or (and) produce this secondary signal, wherein this second radio frequency chip is coupled to this load point of this antenna structure via this second filter.It should be noted that above step must be according to sequentially not carrying out.In addition, each detail characteristic of the embodiment of Fig. 1-Fig. 7 all can be applied mechanically to this communication control method.
Above-described component shape, component parameters, and frequency band range all non-be restrictive condition of the present invention.Designer can need to adjust these set points according to difference.
The invention provides a kind of communication system of novelty, it comprises that a shared antenna structure is to support the radio communication of band multiplex.Owing to not needing extra antenna structure and Antenna Design space, the present invention in the mobile device that is applied in various miniaturizations, makes it more can operate at least one frequency modulation frequency band by easily.
Ordinal number in this specification and claim, for example " first ", " second ", " 3rd " etc., do not have the precedence relationship in order each other, and it only distinguishes two different elements with same name for indicating.
Though the present invention with preferred embodiment openly as above; so it is not in order to limit scope of the present invention; any technical staff who is familiar with this area general knowledge; without departing from the spirit and scope of the present invention; when doing a little change and retouching, so the scope that protection scope of the present invention ought define depending on appended claim is as the criterion.
Claims (21)
1. a communication system, comprising:
One antenna structure, there is a load point, and for receiving or transmit a secondary signal that is positioned at a first signal of one first frequency band and is positioned at one second frequency band, wherein this first frequency band is different from this second frequency band, and this second frequency band is a frequency modulation frequency band, approximately between between 88MHz to 108MHz;
One first filter, for the frequency of this first frequency band is passed through, and stops the frequency of this second frequency band;
One second filter, for the frequency of this second frequency band is passed through, and stops the frequency of this first frequency band;
One first radio frequency chip, is coupled to this load point of this antenna structure via this first filter, and for the treatment of or produce this first signal; And
One second radio frequency chip, is coupled to this load point of this antenna structure via this second filter, and for the treatment of or produce this secondary signal.
2. communication system as claimed in claim 1, wherein this first frequency band is a bluetooth or a Wi-Fi frequency band, approximately between between 2400MHz to 2500MHz.
3. communication system as claimed in claim 1, wherein this first frequency band is a GPS (Global Position System) frequency band, approximately between between 1565MHz to 1585MHz.
4. communication system as claimed in claim 1, wherein this first frequency band is a simulated television frequency band, approximately between between 470MHz to 862MHz.
5. communication system as claimed in claim 1, wherein this first frequency band is a near-field communication frequency band, is approximately positioned at 13.56MHz.
6. communication system as claimed in claim 1, wherein this first frequency band is a wireless charging frequency band, is approximately positioned at 13.56MHz.
7. communication system as claimed in claim 1, also comprises:
One first low noise amplifier, for amplifying this first signal of reception, wherein this first radio frequency chip is coupled to this load point of this antenna structure via this first low noise amplifier and this first filter; And
One second low noise amplifier, for amplifying this secondary signal of reception, wherein this second radio frequency chip is coupled to this load point of this antenna structure via this second low noise amplifier and this second filter.
8. communication system as claimed in claim 1, also comprises:
One first match circuit, wherein this first radio frequency chip is coupled to this load point of this antenna structure via this first match circuit and this first filter; And
One second match circuit, wherein this second radio frequency chip is coupled to this load point of this antenna structure via this second match circuit and this second filter.
9. communication system as claimed in claim 1, wherein this antenna structure is also for receiving or transmit one the 3rd signal that is positioned at one the 3rd frequency band, and the 3rd frequency band is different from this second frequency band, and this communication system also comprises:
One the 3rd filter, for the frequency of the 3rd frequency band is passed through, and stops the frequency of this first frequency band and this second frequency band; And
One the 3rd radio frequency chip, is coupled to this load point of this antenna structure via the 3rd filter, and for the treatment of or produce the 3rd signal;
Wherein, this first filter and this second filter are also for stopping the frequency of the 3rd frequency band.
10. communication system as claimed in claim 9, wherein this first frequency band is a bluetooth or a Wi-Fi frequency band, approximately between between 2400MHz to 2500MHz, and the 3rd frequency band is a GPS (Global Position System) frequency band, approximately between between 1565MHz to 1585MHz.
11. communication systems as claimed in claim 9, wherein this first frequency band is a near-field communication frequency band, be approximately positioned at 13.56MHz, and the 3rd frequency band is a wireless charging frequency band, is approximately positioned at 13.56MHz.
12. communication systems as claimed in claim 9, also comprise:
One the 3rd low noise amplifier, for amplifying the 3rd signal of reception, wherein the 3rd radio frequency chip is coupled to this load point of this antenna structure via the 3rd low noise amplifier and the 3rd filter.
13. communication systems as claimed in claim 9, also comprise:
One the 3rd match circuit, wherein the 3rd radio frequency chip is coupled to this load point of this antenna structure via the 3rd match circuit and the 3rd filter.
14. communication systems as claimed in claim 1, wherein this antenna structure comprises a first and a second portion, and this first is roughly a rectangle, and it is one J-shaped that this second portion is roughly, and this load point is roughly positioned at a corner of this first.
15. communication systems as claimed in claim 14, wherein this first of this antenna structure and this second portion define a breach, and this breach is roughly a L font.
16. communication systems as claimed in claim 1, wherein this antenna structure also has one first short dot, and this communication system also comprises:
One the 4th filter, is coupled between this first short dot and an earthing potential, and for stopping the frequency of this second frequency band.
17. communication systems as described in claim 16, also comprise:
One the 4th match circuit, wherein this first short dot is coupled to this earthing potential via the 4th filter and the 4th match circuit.
18. communication systems as claimed in claim 1, also comprise:
One Parasitica, separated with this antenna structure, and approach this antenna structure, wherein this Parasitica has one second short dot; And
One the 5th filter, is coupled between this second short dot and an earthing potential, and for stopping the frequency of this second frequency band.
19. communication systems as described in claim 18, also comprise:
One the 5th match circuit, wherein this second short dot is coupled to this earthing potential via the 5th filter and the 5th match circuit.
20. communication systems as claimed in claim 18, wherein this Parasitica is roughly an I font, and this second short dot is roughly positioned at one end of this Parasitica.
21. 1 kinds of communication control methods, comprise the following steps:
By an antenna structure, receive or transmit a secondary signal that is positioned at a first signal of one first frequency band and is positioned at one second frequency band, wherein this first frequency band is different from this second frequency band, and this second frequency band is a frequency modulation frequency band, approximately between between 88MHz to 108MHz;
By one first filter, the frequency of this first frequency band is passed through, and stopped the frequency of this second frequency band;
By one second filter, the frequency of this second frequency band is passed through, and stopped the frequency of this first frequency band;
By one first radio frequency chip, process or produce this first signal, wherein this first radio frequency chip is coupled to this antenna structure one load point via this first filter; And
By one second radio frequency chip, process or produce this secondary signal, wherein this second radio frequency chip is coupled to this load point of this antenna structure via this second filter.
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| CN201310104676.0A CN104079311B (en) | 2013-03-28 | 2013-03-28 | Communication system and communication control method |
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| CN201310104676.0A CN104079311B (en) | 2013-03-28 | 2013-03-28 | Communication system and communication control method |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106025499A (en) * | 2016-07-29 | 2016-10-12 | 宇龙计算机通信科技(深圳)有限公司 | Antenna device and mobile terminal |
| CN106299600A (en) * | 2016-08-12 | 2017-01-04 | 珠海格力电器股份有限公司 | Multifunctional antenna control method and device and smart phone with device |
| CN107919523A (en) * | 2017-10-31 | 2018-04-17 | 维沃移动通信有限公司 | A kind of antenna assembly and mobile terminal |
| CN109495138A (en) * | 2018-10-29 | 2019-03-19 | Oppo广东移动通信有限公司 | Antenna assembly and electronic equipment |
| CN109613817A (en) * | 2017-10-05 | 2019-04-12 | 广达电脑股份有限公司 | Wearable device |
| CN110832829A (en) * | 2018-04-05 | 2020-02-21 | Lg电子株式会社 | Mobile terminal |
| CN111133738A (en) * | 2018-04-05 | 2020-05-08 | Lg电子株式会社 | Mobile terminal |
| US11330088B2 (en) | 2018-04-05 | 2022-05-10 | Lg Electronics Inc. | Mobile terminal |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106025499A (en) * | 2016-07-29 | 2016-10-12 | 宇龙计算机通信科技(深圳)有限公司 | Antenna device and mobile terminal |
| CN106299600A (en) * | 2016-08-12 | 2017-01-04 | 珠海格力电器股份有限公司 | Multifunctional antenna control method and device and smart phone with device |
| CN109613817A (en) * | 2017-10-05 | 2019-04-12 | 广达电脑股份有限公司 | Wearable device |
| CN109613817B (en) * | 2017-10-05 | 2020-10-09 | 广达电脑股份有限公司 | Wearable device |
| CN107919523A (en) * | 2017-10-31 | 2018-04-17 | 维沃移动通信有限公司 | A kind of antenna assembly and mobile terminal |
| CN110832829A (en) * | 2018-04-05 | 2020-02-21 | Lg电子株式会社 | Mobile terminal |
| CN111133738A (en) * | 2018-04-05 | 2020-05-08 | Lg电子株式会社 | Mobile terminal |
| US11330088B2 (en) | 2018-04-05 | 2022-05-10 | Lg Electronics Inc. | Mobile terminal |
| CN109495138A (en) * | 2018-10-29 | 2019-03-19 | Oppo广东移动通信有限公司 | Antenna assembly and electronic equipment |
| CN109495138B (en) * | 2018-10-29 | 2021-01-26 | Oppo广东移动通信有限公司 | Antenna device and electronic apparatus |
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| CN104079311B (en) | 2016-12-28 |
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