CN1294778C - Apparatus and method for configuring high-frequency path of dual mode mobile phone - Google Patents
Apparatus and method for configuring high-frequency path of dual mode mobile phone Download PDFInfo
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- CN1294778C CN1294778C CNB031365442A CN03136544A CN1294778C CN 1294778 C CN1294778 C CN 1294778C CN B031365442 A CNB031365442 A CN B031365442A CN 03136544 A CN03136544 A CN 03136544A CN 1294778 C CN1294778 C CN 1294778C
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
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- H—ELECTRICITY
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Abstract
The present invention relates to a device and a method for reducing the loss of a UMTS high frequency path in a double mode mobile phone compatible with a GSM and a UMTS. The composition of the device has the following characteristics: a control unit monitors and controls each function unit of a mobile phone and outputs path setting control signals of high frequency signals; according to the monitoring and the control of the control unit, a path unit separates respective paths for UMTS high frequency signals, DSC transmission and receiving high frequency signals and GSM transmission and receiving high frequency signals and inputs and outputs the signals; a duplexer receives and transmits UMTS signals according to the signals received from the path unit; a DCS receives signals from a transmission unit according to the path unit, receives and transmits the DCS signals; a GSM receives the signals from the transmission unit according to the path unit, receives and transmits the GSM signals.
Description
Technical field
The present invention relates to a kind of high-frequency converter of mobile phone, especially in bimodulus (DUAL MODE) mobile phone of compatible European GSM that uses and UMTS, reduce the mobile phone high frequency path setting device and the method for path loss.
Background technology
The mobile communication system that use in Europe (EUROPE) adopts GSM (GSM: global system for mobile communications, GLOBAL SYSTEM FOR MOBILE COMMUNICATION) mode, it is a kind of time division multiple access (TDMA) mode, have and use the 900MHz radio band, also have and use the 1.8GHz radio band, using above-mentioned 1.8GHz frequency band is for the extended wireless frequency resource, be also referred to as GSM1800 or DCS (digital cordless system, DIGITAL CORDLESS SYSTEM) mode, integrate said GSM and DCS, with PCS (PCS Personal Communications System, PERSONAL COMMUNICATION SYSTEM) notion operation.
At European Region, the 3rd third-generation mobile communication system that can carry out multimedia communication is called UMTS (UMTS: universal mobile telecommunications system, UNIVERSAL MOBILE TELECOMMUNICATION SYSTEM), use the wireless frequency signal of 2.1GHz frequency band, high speed transmission data with 2Mbps, be to use asynchronous (ASYNCHRONOUS) mode of Wideband Code Division Multiple Access (WCDMA) (WCDMA) mode, belong to the notion that is similar to Korea S third generation mobile communication system IMT-2000.
That is to say, original mobile communication system in Europe is used the GSM mode that comprises as the DCS of one of time division multiple access (TDMA) mode, can carry out the UMTS mode of the third generation mobile communication system use of multimedia communication as code division multiple access (CDMA) mode.
At a mobile phone (UE: subscriber equipment, USER EQUIPMENT) said GSM, UMTS mode have been held in simultaneously, this is called as bimodulus (DUAL MODE), in the UMTS pattern of carrying out above-mentioned multimedia (MULTIMEDIA) communication, because power consumption is more, therefore need exploitation to reduce the scheme of power consumption.
Dual-mode mobile phone high frequency path setting device and method to conventional art describes with reference to the accompanying drawings.
Fig. 1 is the function constitution map of dual-mode mobile phone high frequency path setting device in the past, and Fig. 2 is the flow chart of dual-mode mobile phone high frequency path setting method in the past, and both all are used to illustrate conventional art.
By above-mentioned Fig. 1 as can be known, the dual-mode mobile phone high frequency path setting device of conventional art is constructed as follows: control part (10) monitoring mobile phone allomeric function, and output is used to be provided with the control signal of high-frequency signal path; Antenna multicoupler (DIPLEXER) (30) is according to the supervision of above-mentioned control part (10) and the control signal of access, the device of high-frequency signal path (PATH) is set, high frequency (HIGH FREQUENCY) zone of radio-frequency head (32) separate wireless signal, low frequency (LOW FREQUENCY) zone is distinguished by low frequency portion (34), and antenna multicoupler (30) is then to carrying out separated transmission by the path of the signal of radio-frequency head (32) and low frequency portion (34) reception; Path portion (20) is made of transducer (40), transducer (40) is according to the control signal of above-mentioned control part (10), the GSM mode is received the low frequency portion (34) that the path that transmits is connected to above-mentioned antenna multicoupler (30), simultaneously, the DCS mode is received the path that transmits with UMTS mode signal and be connected to radio-frequency head (32); Duplexer (DUPLEXER) (50) is connected with the transducer (40) of above-mentioned path portion (20), and UMTS mode signal is received and launches; DCS acceptance division (60) is connected with the transducer (40) of above-mentioned path portion (20), receives DCS mode signal; DCS emission part (70) is connected with the transducer (40) of above-mentioned path portion (20), output DCS mode signal; GSM acceptance division (80) is connected with the transducer (40) of above-mentioned path portion (20), receives GSM mode signal; GSM emission part (90) is connected with the transducer (40) of above-mentioned path portion (20), output GSM mode signal.
By above-mentioned Fig. 2 as can be known, the dual-mode mobile phone high frequency path setting method of conventional art is realized by 8 steps: first step (S10) judges whether it is to utilize above-mentioned dual-mode mobile phone to carry out mobile communication; The 2nd step (S20) if the judged result of above-mentioned steps (S10) is to carry out mobile communication, is then analyzed the character of the signal of emission or reception, and distinguishing is DCS mode signal or GSM mode signal, or UMTS mode signal; The 3rd step (S30) if above-mentioned steps (S20) judged result is a DCS mode signal, then judges whether it is to transmit; The 4th step (S40), if above-mentioned steps (S30) judged result is the DCS signal of emission, then above-mentioned transducer (40) switches according to the control signal of control part (10), the radio-frequency head (32) of antenna multicoupler (30) is connected with DCS emission part (70), high frequency (RF) path (PATH) is set; The 5th step (S50), if above-mentioned the 3rd step (S30) judged result is the DCS signal that receives, then above-mentioned transducer (40) switches according to the control signal of above-mentioned control part (10), the radio-frequency head (32) of antenna multicoupler (30) is connected with DCS acceptance division (60), the high frequency path is set; The 6th step (S60) if above-mentioned the 2nd step (S20) judged result is a GSM mode signal, then judges whether it is to transmit; The 7th step (S70), if above-mentioned steps (S60) judged result is to transmit, above-mentioned transducer (40) switches according to the corresponding control signal of above-mentioned control part (10), the low frequency portion (34) of antenna multicoupler (30) is connected with GSM emission part (90), high frequency (RF) path (PATH) is set; The 8th step (S80), if above-mentioned the 6th step (S60) judged result is a received signal, above-mentioned transducer (40) switches according to the corresponding control signal of above-mentioned control part (10), the low frequency portion (34) of antenna multicoupler (30) is connected with GSM emission part (90), simultaneously, above-mentioned antenna multicoupler (30) radio-frequency head (32) is connected with duplexer (50), high frequency (RF) path (PATH) is set.
In addition, if above-mentioned the 2nd step (S20) judged result is a UMTS mode signal, then carry out above-mentioned the 8th step (S60).
The high frequency path setting device and the method for the dual-mode mobile phone of 1,2 pair of above-mentioned conventional art are elaborated with reference to the accompanying drawings.
Above-mentioned dual-mode mobile phone is the mobile phone that Europe is used for mobile communication, it can use three kinds of signals to communicate, be the GSM mode signal of 900MHz frequency band, the DCS mode signal of 1.8MHz frequency band and the UMTS mode signal of 2.1GHz frequency band, because above-mentioned DCS mode is divided into the GSM mode, so be a kind of mobile phone (UE) that uses with GSM mode and UMTS mode bimodulus (DUAL MODE) substantially.
Above-mentioned dual-mode mobile phone is (S10) when beginning to carry out mobile communication, utilize above-mentioned control part (10) that the employed signal of above-mentioned communication is analyzed, signal is distinguished (S20), it is categorized as DCS mode signal, GSM mode signal, UMTS mode signal, and corresponding control signal is outputed to above-mentioned transducer (40).
According to the signal of communication that as above control part (10) is analyzed, the control signal of its output is as shown in the table.
Table 1
| Control signal | Transducer is selected | ||
| A | B | C | |
| 0 | 0 | 0 | The GSM emission |
| 0 | 1 | 0 | The DCS emission |
| 1 | 1 | 1 | DCS receives |
| 1 | 0 | 1 | GSM reception/UMTS |
If the judged result of above-mentioned signal analysis step (S20) is a DCS mode signal, judge that then (S30) is the signal of emission or the signal that receives, when above-mentioned judged result is the signal that receives, as shown in table 1, above-mentioned control part (10) is 0,1,0 control signal to path portion (20) input A, B, C value, and transducer (40) is controlled.
Transducer (40) is provided with the high frequency path after control part (10) receives control signal, the path that only connects radio-frequency head (32) Yu the DCS emission part (70) of antenna multicoupler (30), all the other all high frequency paths all are cut off, so, from transmitting of above-mentioned DCS emission part (70) output, be linked into antenna (ANTENNA) through transducer (40) and antenna multicoupler (30).
In addition, as shown in table 1 if above-mentioned the 3rd step (S30) judged result is the DCS signal that receives, above-mentioned control part (10) is 1,1,1 control signal to path portion (20) input A, B, C value, and above-mentioned transducer (40) is controlled.
Transducer (40) is provided with the high frequency path after receiving the control signal of as above control part (10), the path that only connects radio-frequency head (32) Yu the DCS acceptance division (60) of antenna multicoupler (30), all the other all high frequency paths all are cut off, so the signal that receives from above-mentioned antenna (ANTENNA) is access in DCS acceptance division (60) through antenna multicoupler (30) and transducer (40).
If above-mentioned the 2nd step (S20) judged result is a GSM mode signal, judge that then (S60) transmits or received signal, if the signal of emission, as shown in table 1, above-mentioned control part (10) is 0,0,0 control signal to path portion (20) input A, B, C value, and above-mentioned transducer (40) is controlled.
Transducer (40) is received as above and after the control signal high frequency path is set, the low frequency portion (34) and GSM emission part (90) that connect antenna multicoupler (30), therefore, from the signal of said GSM emission part (90) output through transducer (40) and antenna multicoupler (30), be linked into antenna (ANTENNA), realize wireless transmission.
If the judged result of above-mentioned the 6th step (S60) is the GSM received signal, or the judged result of above-mentioned the 2nd step (S20) is UMTS mode signal, and is as shown in table 1, and the value of above-mentioned control part (10) output control signal A, B, C is 1,0,1.
Transducer (40) is received as above and after the control signal high frequency path is set, the low frequency portion (34) of antenna multicoupler (30) is connected with GSM emission part (80), simultaneously, switching (SWITCHING) high frequency path is provided with, the radio-frequency head (32) of above-mentioned antenna multicoupler (30) is connected with duplexer (50), and the switching state of transducer (40) is shown in above-mentioned accompanying drawing 1.
When receiving emission UMTS signal as mentioned above, switch to and to receive the GSM signal simultaneously, or when receiving the GSM signal, switch to and to receive emission UMTS signal simultaneously, its reason is to consider for specification (SPECIFICATION), when the purpose of making is to use with bimodulus (DUAL MODE) like this, monitor the accepting state of (MONITORING) other pattern (MODE) or system (SYSTEM), confirm whether to have signal with other pattern incoming call.
The formation of conventional art is as implied above, utilizes this technology, and the dual-mode mobile phone of compatible GSM mode and UMTS mode can simultaneously move simultaneously, and one side is carried out mobile communication with GSM mode, DCS mode, UMTS mode selectively.
But, the next-generation mobile communications mode that above-mentioned UMTS mode is the 3GPP mode, use multimedia (MULTIMEDIA) to communicate, therefore be under a lot of state of power consumption, receive, launch corresponding high-frequency signal through above-mentioned transducer (40) and antenna multicoupler (30), so the problem that exists the path loss (LOSS) of high-frequency signal to increase, simultaneously in order to obtain identical output, power consumption is a lot.
Summary of the invention
The high frequency path setting device and the method that the purpose of this invention is to provide a kind of dual-mode mobile phone, it can reduce the UMTS path of Europe class dual-mode mobile phone, reduces the path loss of UMTS high-frequency signal, reduces power consumption.
The present invention develops for achieving the above object, it is characterized in that having following structure in the dual-mode mobile phone that uses with GSM and UMTS mode: control part monitors each function portion of the above-mentioned mobile phone of control, and the path of output high-frequency signal is provided with control signal; Path portion is separated into UMTS signal, DCS emission and received signal, GSM emission and received signal different paths and carries out input and output according to the supervision and the control of above-mentioned control part; Duplexer receives according to the UMTS signal that inserts from above-mentioned path portion and launches the UMTS signal; DCS receives emission part and receives according to DCS emission that inserts from above-mentioned path portion and received signal and launch the DCS signal; GSM receives emission part and receives according to GSM emission that inserts from above-mentioned path portion and received signal and launch the GSM signal.
In addition, for achieving the above object, feature of the present invention is to be made of three processes: set-up procedure, when using dual-mode mobile phone to communicate, GSM, DCS, UMTS mode signal are distinguished judgement; The DCS process when the judged result of set-up procedure is DCS mode signal, transmits in this way, and the DCS transmission path then is set, and received signal then is provided with the DCS RX path in this way; The GSM process when the judged result of set-up procedure is GSM mode signal, transmits in this way, and the GSM transmission path then is set, and received signal then is provided with GSM RX path and high frequency UMTS simultaneously and receives transmission path in this way; The UMTS process when the judged result of set-up procedure is UMTS mode signal, then is provided with direct UMTS simultaneously and receives transmission path and GSM RX path.
Description of drawings
Fig. 1 is the function constitution map of dual-mode mobile phone high frequency path setting device in the past,
Fig. 2 is the flow chart of dual-mode mobile phone high frequency path setting method in the past,
Fig. 3 is the function constitution map of dual-mode mobile phone high frequency of the present invention path setting device,
Fig. 4 is the flow chart of dual-mode mobile phone high frequency path setting method of the present invention.
Embodiment
The high frequency path setting device and the method for dual-mode mobile phone of the present invention are described with reference to the accompanying drawings.
Fig. 3 is a dual-mode mobile phone high frequency of the present invention path setting device function constitution map, and Fig. 4 is a dual-mode mobile phone high frequency path setting method flow chart of the present invention, and they are used for, and the present invention will be described.
By above-mentioned Fig. 3 as can be known, the high frequency path setting device of dual-mode mobile phone of the present invention has following structure in bimodulus (DUAL MODE) mobile phone (UE) that uses with the GSM that comprises DCS and UMTS mode:
Control part (100) monitors each function portion of the above-mentioned mobile phone of control (UE), and the path of output high-frequency signal is provided with control signal;
Path portion (200) is separated into UMTS high-frequency signal, DCS emission and reception high-frequency signal, GSM emission and reception high-frequency signal path (PATH) separately and carries out input and output according to the supervision and the control of above-mentioned control part (100).It is made of antenna multicoupler (300) and transducer (400), antenna multicoupler (300) has direct portion (310), radio-frequency head (320), low frequency portion (330), directly portion (310) is the path (PATH) that input high-frequency signal is passed through, radio-frequency head (320) carries out filtering (FILTER) and only makes high frequency (HIGH FREQUENCY) signal more than set frequency band high frequency and the high frequency path of passing through, low frequency portion (330) is to carry out filtering (FILTER) and only make following low frequency (LOW FREQUENCY) signal of set frequency band high frequency and the high frequency path of passing through.Transducer (400) is according to the control letter of above-mentioned control part (100), (SWITCHING) switched in each high frequency path to above-mentioned antenna multicoupler (300), therefore can be connected to duplexer (500), DCS reception emission part (600) and GSM selectively and receive emission part (700);
Duplexer (500) receives and launches Wideband Code Division Multiple Access (WCDMA) (WCDMA) the mode UMTS signal of asynchronous system simultaneously according to the signal that inserts from above-mentioned path portion (200);
DCS receives emission part (600) according to the signal that inserts from above-mentioned path portion (200), receive selectively and launch the DCS signal, it constitutes by the DCS acceptance division (610) that receives the DCS signal from above-mentioned path portion (200) with to the DCS emission part (620) of the above-mentioned DCS signal of above-mentioned path portion (200) output;
GSM receives emission part (700) according to the signal that inserts from above-mentioned path portion (200), receive and emission GSM signal, it constitutes by the GSM acceptance division (710) that receives the GSM signal from above-mentioned path portion (200) with to the GSM emission part (720) of above-mentioned path portion (200) output said GSM signal.
By above-mentioned Fig. 4 as can be known, the high frequency path setting method of dual-mode mobile phone of the present invention is made of set-up procedure, DCS process, GSM process, UMTS process (S180).In the set-up procedure, when utilizing dual-mode mobile phone (UE) when communicating, utilize control part (100) that GSM, DCS, UMTS mode signal are distinguished judgement, it is made of two processes: the one, judge whether to carry out the process (S100) of mobile communication; The 2nd, when said process (S100) judged result is when carrying out mobile communication, the signal distinguishing of employed communication mode is judged as the process (S110) of DCS mode signal, GSM mode signal and UMTS mode signal.
The DCS process is when differentiation is judged as DCS mode signal in above-mentioned set-up procedure, transmits in this way, and the DCS transmission path then is set, and received signal is that the DCS RX path is set in this way.It is made of three processes: the one, judge whether above-mentioned DCS signal is the process (S120) that transmits; The 2nd, when above-mentioned deterministic process (S120) judged result is when transmitting, radio-frequency head (320) and the DCS high-frequency signal transmission path of transducer (400) and the process (S130) of end via antenna multicoupler (300) are set; The 3rd, when above-mentioned deterministic process (S120) when judged result is received signal, DCS high-frequency signal RX path and terminal procedure (S140) via the radio-frequency head (320) and the transducer (400) of antenna multicoupler (300) are set.
The GSM process is when differentiation is judged as GSM mode signal (S110) in above-mentioned set-up procedure, launches high-frequency signal in this way, and the GSM transmission path then is set, and receives high-frequency signal in this way, GSM RX path and high frequency UMTS then is set simultaneously receives transmission path.It is made of three processes: the one, judge that the said GSM high-frequency signal transmits or the process of received signal (S150); The 2nd, when the result of above-mentioned deterministic process is GSM high-frequency emission signal, low frequency portion (330) and the GSM transmission path of transducer (400) and the process (S160) that finishes via antenna multicoupler (300) are set; The 3rd, when the result of above-mentioned deterministic process (S150) is the GSM high-frequency received signal, setting is provided with simultaneously via the radio-frequency head (320) of above-mentioned antenna multicoupler (300) and the UMTS of transducer (400) and receives the process (S170) that transmission path also finishes via the low frequency portion (330) of antenna multicoupler (300) and the GS M RX path of transducer (400).
UMTS process (S180) is when differentiation is judged as UMTS mode signal in above-mentioned set-up procedure (S110), the process that the UMTS high-frequency signal receives transmission path and GSM high-frequency signal RX path is set simultaneously, promptly, setting receives transmission path via the direct portion (310) of above-mentioned antenna multicoupler (300) and the UMTS of transducer (400), simultaneously, be provided with via the low frequency portion (330) of above-mentioned antenna multicoupler (300) and the GSM RX path and the end of transducer (400).
With reference to the accompanying drawings 3 and accompanying drawing 4 describe the high frequency path setting device and the method for dual-mode mobile phone of the present invention in detail.
Compatible GSM mode of above-mentioned dual-mode mobile phone (UE) and UMTS mode, wherein, the GSM mode has comprised that with voice (VOICE) level signal and literal (CHARACTER) level signal be the main DCS mode that communicates, the UMTS mode is the third generation (3GPP) mobile communication, and it has comprised the communication of image (IMAGE) level signal.Multimedia (MULTIMEDIA) the communication power consumption that includes above-mentioned image (IMAGE) level signal is more.
In addition, the said GSM mode is one of time division multiple access (TDMA) mode, and realize that full duplex (F ULL-DUPLEX) signal post needs transmit and receive to control by time variable taken place with alternating state.Above-mentioned UMTS mode also is one of code division multiple access (CDMA) mode, realizes that required the transmitting and receiving of full duplex is simultaneous by duplexer (duplexer), reception emission part structural similarity separately.
That is to say that UMTS uses duplexer (500), DCS or GSM are made of other acceptance division (610,710) and emission part (620,720) respectively.
Therefore, in above-mentioned DCS and GSM mode, alternately (ALTERNATELY) selects above-mentioned acceptance division (610,710) and emission part (620,720) transducer (400) formation is absolutely necessary, in addition, owing to be bimodulus (DUAL MODE), in above-mentioned transducer (400), added the function of selecting UMTS mode, DCS mode and GSM mode.
Dual-mode mobile phone (UE) is when communicating (S100), after receiving corresponding signal, above-mentioned control part (100) analyzes, judge that (S110) signal is DCS mode signal or GSM mode signal, or UMTS mode signal, and corresponding control signal outputed to above-mentioned path portion (200), the high frequency path is set.It is as shown in the table from the high frequency path that above-mentioned control part is exported control signal to be set.
Table 2
Above-mentioned control part (100) carries out work (S110) according to as above analysis, for example, and DCS mode signal if the judgment is Yes, then judge and transmit or received signal (S120), if being DCS, the result of above-mentioned judgement transmits, then to the output A of path portion (200), B, C, the D value is respectively 0,1,0,0 control signal inserts and gives transducer (400).Therefore, above-mentioned transducer is provided with (S130), be arranged to connect and compose the radio-frequency head (320) of antenna multicoupler (300) and the high frequency path that DCS receives the DCS emission part (620) of emission part (600), so, transmit through transducer (400) and radio-frequency head (320) from the DCS of above-mentioned DCS emission part (620) output, be access in antenna (ANTENNA) and realize wireless transmission.
| Control signal | Transducer is selected | |||
| A | B | C | D | |
| 0 | 0 | 0 | 0 | The GSM emission |
| 0 | 1 | 0 | 0 | The DCS emission |
| 1 | 1 | 1 | 0 | DCS receives |
| 1 | 0 | 1 | 0 | GSM reception/UMTS-A |
| X | X | X | 1 | GSM reception/UMTS-B |
In addition, when the result of above-mentioned judgement (S120) is the DCS received signal, shown in the above-mentioned table 2 of institute, above-mentioned control part (100) is 1 to path portion (200) output valve, 1,1,0 control signal, insert and give transducer (400), transducer (400) is provided with after receiving the input of above-mentioned control signal, is arranged to connect and compose the high frequency path of the DCS acceptance division (610) of antenna multicoupler (300) radio-frequency head (320) and DCS reception emission part (600), therefore, the signal that receives by antenna is access in DCS acceptance division (610) through radio-frequency head (320) and transducer (400).
Again for example, in said process (S110), when the result of control part (100) analysis and judgement is GS M mode signal, judge that then (S150) transmits or received signal, transmits if the judged result of above-mentioned judgement is GSM, shown in above-mentioned table 2, be 0,0,0 then to above-mentioned path portion (200) output valve, 0 control signal is with this control transformation device (400).
After transducer (400) is received above-mentioned control signal (S160) is set, is arranged to connect and compose the low frequency portion (330) of above-mentioned antenna multicoupler (300) and the high frequency path of the GSM emission part (720) of GSM reception emission part (700).
In addition, the judged result when said process (S150) is that shown in above-mentioned table 2, above-mentioned control part (100) then is 1,0,1,0 control signal to path portion (200) output valve, with this control transformation device (400) when receiving the GSM signal.Above-mentioned transducer (400) is provided with (S170), be arranged to connect the low frequency portion (330) of antenna multicoupler (300) and the high frequency path of GSM acceptance division (710), be arranged to the radio-frequency head (320) of antenna multicoupler (300) simultaneously and be used for the high frequency path that UMTS receives the duplexer (500) of emission, promptly dotted line a path connects among Fig. 3.
As mentioned above, when being when receiving the GSM signal, UMTS is set simultaneously receives transmission path, this is because mobile phone uses bimodulus (DUAL MODE), in order to monitor the signal that whether receives current untapped another kind of pattern (MODE).
Again for example, in said process (S110), when the result of control part (100) analysis and judgement was UMTS mode signal, shown in above-mentioned table 2, above-mentioned control part (100) was X to path portion (200) output valve then, X, and X, 1 control signal is with this control transformation device.Above-mentioned transducer (400) is provided with (S180) after receiving as above control signal, shown in the solid line of Fig. 3 b, be arranged to connect antenna multicoupler (300) without the direct portion (310) of filter function portion and the high frequency path of duplexer (500), connect simultaneously antenna multicoupler (300) as the low frequency portion (330) of filter function portion and the high frequency path of GSM acceptance division (710).
In said process (S180), the duplexer (500) of reception and emission UMTS mode signal is connected to antenna (ANTENNA) by transducer (400), therefore the loss (LOSS) that filter function portion because of antenna multicoupler (300) causes does not take place, also reduce power consumption simultaneously, GSM mode received signal is monitored according to the application mode of bimodulus.
Therefore, when using, simplified the path, reduced the transmission loss of signal, also reduced power consumption in the more UMTS mode of power consumption.
Have as above the present invention of structure, have the industry of in GSM mode dual-mode mobile phone, simplifying the path of UMTS high-frequency signal and reducing loss of transmission paths and utilize effect.
And, reduced the power consumption of multimedia signal dispose, improved the reliability of dual-mode mobile phone, increased the facility of using.
Claims (10)
1. the high frequency path setting device of a dual-mode mobile phone is characterized in that having following structure in the dual-mode mobile phone with GSM and UMTS utilization:
Control part monitors each function portion of the above-mentioned mobile phone of control, and the path of output high-frequency signal is provided with control signal;
Path portion is according to the supervision and the control of above-mentioned control part, UMTS signal and DCS emission and received signal, GSM emission and received signal is separated into different paths carries out input and output;
Duplexer receives and emission UMTS signal according to the UMTS signal that inserts from above-mentioned path portion;
DCS receives emission part according to the DCS emission and the received signal that insert from above-mentioned path portion, receives and emission DCS signal;
GSM receives emission part according to the GSM emission and the received signal that insert from above-mentioned path portion, receives and emission GSM signal.
2. the high frequency path setting device of dual-mode mobile phone according to claim 1, it is characterized in that above-mentioned path portion is made of antenna multicoupler and transducer, antenna multicoupler has path that input signal is passed through respectively, only makes path that high-frequency signal passes through and the path that low frequency signal is passed through; Transducer is according to the control signal of above-mentioned control part, each path of above-mentioned antenna multicoupler is connected to above-mentioned duplexer, DCS reception emission part, GSM selectively receives emission part.
3. the high frequency path setting device of dual-mode mobile phone according to claim 1 is characterized in that: above-mentioned DCS receives emission part and is made of the emission part of acceptance division that receives the DCS signal and the above-mentioned DCS signal of emission;
Said GSM receives emission part and is made of the emission part of the acceptance division that receives the GSM signal with emission said GSM signal.
4. the high frequency path setting device of dual-mode mobile phone according to claim 2, it is characterized in that: above-mentioned antenna multicoupler is made of direct portion, radio-frequency head, low frequency portion, wherein, directly portion does not carry out Filtering Processing and the path of direct transmission to the signal of importing; Radio-frequency head is only to make the path that the high-frequency signal more than certain frequency band passes through in the signal of input; Low frequency portion only makes the path that the low frequency signal below certain frequency band passes through in the signal of input.
5. the high frequency path setting device of dual-mode mobile phone according to claim 2, it is characterized in that: above-mentioned transducer can be according to the control signal of above-mentioned control part, the direct portion of above-mentioned antenna multicoupler is connected to duplexer, or the radio-frequency head of above-mentioned antenna multicoupler is connected to duplexer, DCS emission part or DCS acceptance division, or the low frequency portion of above-mentioned antenna multicoupler is connected to GSM emission part or GSM acceptance division.
6. the high frequency path setting device of dual-mode mobile phone according to claim 5, it is characterized in that: when above-mentioned transducer is connected to duplexer to the direct portion of above-mentioned antenna multicoupler, or when the radio-frequency head of above-mentioned antenna multicoupler is connected to duplexer, simultaneously the low frequency portion of above-mentioned antenna multicoupler is connected to the GSM acceptance division.
7. the high frequency path setting method of a dual-mode mobile phone is characterized in that being made of following four processes:
Set-up procedure when dual-mode mobile phone communicates, is judged GSM, DCS, UMTS mode signal respectively;
The DCS process when the result of above-mentioned set-up procedure differentiation judgement is DCS mode signal, transmits in this way, and the DCS transmission path then is set, and received signal then is provided with the DCS RX path in this way;
The GSM process when the result of above-mentioned set-up procedure differentiation judgement is GSM mode signal, transmits in this way, and the GSM transmission path then is set, and received signal then is provided with GSM RX path and high frequency UMTS simultaneously and receives transmission path in this way;
The UMTS process when the result of above-mentioned set-up procedure differentiation judgement is UMTS mode signal, then is provided with direct UMTS simultaneously and receives transmission path and GSM RX path.
8. the high frequency path setting method of dual-mode mobile phone according to claim 7 is characterized in that above-mentioned DCS process is made of following three processes:
Process one judges whether above-mentioned DCS signal transmits;
Process two when the result of above-mentioned deterministic process is when transmitting, is provided with via the DCS transmission path of the radio-frequency head of antenna multicoupler and transducer and finishes;
Process three when the result of above-mentioned deterministic process is received signal, is provided with DCS RX path and end via the radio-frequency head and the transducer of antenna multicoupler.
9. the high frequency path setting method of dual-mode mobile phone according to claim 7 is characterized in that the said GSM process is made of following three processes:
Process one judges whether the said GSM signal transmits;
Process two when the result of above-mentioned deterministic process is when transmitting, is provided with via the GSM transmission path of the low frequency portion of antenna multicoupler and transducer and finishes;
Process three when the result of above-mentioned deterministic process is received signal, is provided with via the low frequency portion of antenna multicoupler and the GSM RX path of transducer, is provided with simultaneously via the radio-frequency head of above-mentioned antenna multicoupler and the UMTS of transducer and receives transmission path and end.
10. the high frequency path setting method of dual-mode mobile phone according to claim 7, it is characterized in that: the UMTS that above-mentioned UMTS process is provided with via the direct portion of antenna multicoupler and transducer receives transmission path, is provided with simultaneously via the low frequency portion of above-mentioned antenna multicoupler and the GSM RX path and the end of transducer.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR0011217/2003 | 2003-02-22 | ||
| KR1020030011217A KR100539781B1 (en) | 2003-02-22 | 2003-02-22 | A method and a device of setup rf path for dual mode mobile phone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1523912A CN1523912A (en) | 2004-08-25 |
| CN1294778C true CN1294778C (en) | 2007-01-10 |
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| CNB031365442A Expired - Fee Related CN1294778C (en) | 2003-02-22 | 2003-05-23 | Apparatus and method for configuring high-frequency path of dual mode mobile phone |
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| KR (1) | KR100539781B1 (en) |
| CN (1) | CN1294778C (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100597481B1 (en) * | 2003-08-29 | 2006-07-10 | 주식회사 팬택 | Transceiver for transmitting signal using two transmitting filter in wireless telecommunication terminal |
| US9026070B2 (en) | 2003-12-18 | 2015-05-05 | Qualcomm Incorporated | Low-power wireless diversity receiver with multiple receive paths |
| US9450665B2 (en) | 2005-10-19 | 2016-09-20 | Qualcomm Incorporated | Diversity receiver for wireless communication |
| US9178669B2 (en) | 2011-05-17 | 2015-11-03 | Qualcomm Incorporated | Non-adjacent carrier aggregation architecture |
| US9252827B2 (en) | 2011-06-27 | 2016-02-02 | Qualcomm Incorporated | Signal splitting carrier aggregation receiver architecture |
| US9154179B2 (en) | 2011-06-29 | 2015-10-06 | Qualcomm Incorporated | Receiver with bypass mode for improved sensitivity |
| US8774334B2 (en) | 2011-11-09 | 2014-07-08 | Qualcomm Incorporated | Dynamic receiver switching |
| US9362958B2 (en) | 2012-03-02 | 2016-06-07 | Qualcomm Incorporated | Single chip signal splitting carrier aggregation receiver architecture |
| US9172402B2 (en) | 2012-03-02 | 2015-10-27 | Qualcomm Incorporated | Multiple-input and multiple-output carrier aggregation receiver reuse architecture |
| US9118439B2 (en) | 2012-04-06 | 2015-08-25 | Qualcomm Incorporated | Receiver for imbalanced carriers |
| US9154356B2 (en) | 2012-05-25 | 2015-10-06 | Qualcomm Incorporated | Low noise amplifiers for carrier aggregation |
| US9867194B2 (en) | 2012-06-12 | 2018-01-09 | Qualcomm Incorporated | Dynamic UE scheduling with shared antenna and carrier aggregation |
| US9300420B2 (en) | 2012-09-11 | 2016-03-29 | Qualcomm Incorporated | Carrier aggregation receiver architecture |
| US9543903B2 (en) | 2012-10-22 | 2017-01-10 | Qualcomm Incorporated | Amplifiers with noise splitting |
| US8995591B2 (en) | 2013-03-14 | 2015-03-31 | Qualcomm, Incorporated | Reusing a single-chip carrier aggregation receiver to support non-cellular diversity |
| US10177722B2 (en) | 2016-01-12 | 2019-01-08 | Qualcomm Incorporated | Carrier aggregation low-noise amplifier with tunable integrated power splitter |
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| CN1303223A (en) * | 2000-01-06 | 2001-07-11 | 摩托罗拉公司 | Overload protective method and device of receiver interference signal |
| CN1358394A (en) * | 1999-12-20 | 2002-07-10 | 皇家菲利浦电子有限公司 | Call re-establishment for dual mode telephone |
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- 2003-02-22 KR KR1020030011217A patent/KR100539781B1/en not_active IP Right Cessation
- 2003-05-23 CN CNB031365442A patent/CN1294778C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1358394A (en) * | 1999-12-20 | 2002-07-10 | 皇家菲利浦电子有限公司 | Call re-establishment for dual mode telephone |
| CN1303223A (en) * | 2000-01-06 | 2001-07-11 | 摩托罗拉公司 | Overload protective method and device of receiver interference signal |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100539781B1 (en) | 2006-01-10 |
| KR20040075634A (en) | 2004-08-30 |
| CN1523912A (en) | 2004-08-25 |
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