CN201234356Y - WiFi and GSM dual mode mobile phone - Google Patents

WiFi and GSM dual mode mobile phone Download PDF

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Publication number
CN201234356Y
CN201234356Y CNU2008200956176U CN200820095617U CN201234356Y CN 201234356 Y CN201234356 Y CN 201234356Y CN U2008200956176 U CNU2008200956176 U CN U2008200956176U CN 200820095617 U CN200820095617 U CN 200820095617U CN 201234356 Y CN201234356 Y CN 201234356Y
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CN
China
Prior art keywords
unit
wifi
antenna
gsm
bluetooth
Prior art date
Application number
CNU2008200956176U
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Chinese (zh)
Inventor
雷斌
赵晨飞
万晓玲
Original Assignee
中兴通讯股份有限公司
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Priority to CNU2008200956176U priority Critical patent/CN201234356Y/en
Application granted granted Critical
Publication of CN201234356Y publication Critical patent/CN201234356Y/en

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Abstract

The utility model discloses a WIFI/GSM dual-mode mobile telephone. A central processing unit, a WiFi unit, a GSM unit, a Bluetooth unit and a GSM antenna are connected with units of the dual-mode mobile telephone, respectively, and are arranged on the printed circuit board (PCB) of the dual-mode mobile telephone. A WiFi antenna and a Bluetooth antenna are also arranged on the PCB and are positioned on the two sides of the diagonal line of the PCB, respectively, and the WiFi antenna and the GSM antenna are positioned on the two sides of the long edge of the PCB; the WiFi unit and the Bluetooth unit are connected through a three-wire-in-one interface; and the WiFi antenna, the GSM antenna and the Bluetooth antenna are connected with the WiFi unit, the GSM unit and the Bluetooth unit, respectively, to receive/send corresponding signals of the WiFi unit, the GSM unit and the Bluetooth unit. The WIFI/GSM dual-mode mobile telephone has both the WiFi unit and the GSM unit, and reduces mutual coupling of the WiFi unit and the GSM unit at the triple-frequency harmonics.

Description

A kind of WiFi and GSM dual-mode handset
Technical field
The utility model relates to a kind of dual-mode handset, especially a kind of WiFi (WirelessFidelity, WLAN (wireless local area network)) and GSM (Global System for MobileCommunications, global system for mobile communications) dual-mode handset.
Background technology
Angle from current radio communication field technical standard, radio communication technology is just along following two main lines development: the one, and ITU (International TelecommunicationsUnion, International Telecommunications Union) and 3GPP (3rd Generation Partnership Project, 3rd Generation Partnership Project)/mobile communication system that 3GPP2 leads, from 2G (second generation mobile communication system), 3G (3-G (Generation Three mobile communication system)) is up to 4G (the 4th third-generation mobile communication system); Another is IEEE (The Institute of Electrical and ElectronicsEngineers, U.S. electric and electronics engineers) wireless access system that leads, from WPAN (Wireless Personal Area Network, wireless personal area network) to WiFi (Wireless Fidelity, WLAN (wireless local area network)), WMAN (Wireless MetropolitanArea Network, wireless MAN), arrive WWAN (Wireless Wide Area Network, wireless wide area network) again.
Typical GSM comprises base station system, network and switched system and GPRS (GeneralPacket Radio Service, GPRS) core network; Further, can use the improvement of EDGE (Enhanced Dataratefor GSM Evolution improves data transfer rate GSM service) as GPRS.The tradition GSM mobile handset is used double frequency or three frequently, and double frequency generally is to switch between 900MHz and 1800MHz, and three then generally is to switch between 900MHz, 1800MHz and 1900MHz frequently.On three frequency bases, some countries have opened the 850MHz frequency range, have realized moving communication of four frequency displacements of 850MHz, 900MHz, 1800MHz and 1900MHz.
At present, merged WiFi and GSM mobile phone can improve network performance, the scope of increasing network coverage and improve frequency range management in, for the user provides following facility: the user only need carry a mobile phone, can use WiFi in the zone that has WiFi, be transferred to GSM automatically in the zone that does not have WiFi.For satisfying the demand that the user increases day by day, mobile phone needs integrated increasing communication unit, and a plurality of communication units and antenna thereof are too approaching can to cause mutual interference among signals, thereby has influenced communication quality.Such as, WiFi antenna and GSM antenna too near the time, can increase the WiFi antenna and the GSM antenna closes in the mutual coupling at triple-frequency harmonics place; And for example, on WiFi and GSM dual-mode handset during the integrated with Bluetooth unit, because WiFi unit and bluetooth unit are operated in the 2.4GHz frequency range simultaneously, there is co-channel interference between the two, the method that avoids interference at present is the shared antenna of WiFi unit and bluetooth unit, switching by a switch makes WiFi unit and bluetooth unit time-sharing work again, though solved problem of co-channel interference like this, but reduced transmission rate, and can't realize VoIP (Voice overInternet Protocol, the networking telephone) function by the WiFi unit.
The utility model content
The technical problems to be solved in the utility model provides a kind of WiFi and GSM dual-mode handset, has realized the coexistence of WiFi unit and bluetooth unit, and has reduced the WiFi antenna and the GSM antenna closes in the mutual coupling at triple-frequency harmonics place.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of WiFi and GSM dual-mode handset, its PCB (Printed Circuit Board, printed circuit board (PCB)) comprises the central processing unit, WiFi unit, GSM unit, bluetooth unit and the GSM antenna that link to each other with each unit in the described dual-mode handset respectively on, also comprise WiFi antenna and Bluetooth antenna on the described PCB, described WiFi antenna and Bluetooth antenna lay respectively at described PCB diagonal both sides, and described WiFi antenna and described GSM antenna lay respectively at the both sides on the long limit of described PCB; Described WiFi unit links to each other by three-way coexistence interface with described bluetooth unit; Described WiFi antenna, GSM antenna and Bluetooth antenna link to each other with described WiFi unit, GSM unit and bluetooth unit respectively, to realize the transmitting-receiving of described WiFi unit, GSM unit and bluetooth unit corresponding signal.
In the such scheme, also comprise GPS (the Global Position System that links to each other with described central processing unit respectively on the described PCB, GPS (Global Position System)) module and gps antenna, described gps antenna links to each other with described GPS module, to realize the transmitting-receiving of described GPS module corresponding signal.
In the such scheme, the operating frequency of described gps antenna is 1575.42MHz.
In the such scheme, described GSM antenna is operated in 850MHz, 900MHz, 1800MHz and four frequency ranges of 1900MHz.
In the such scheme, described GSM unit is for improving data transfer rate GSM service unit.
In the such scheme, described GSM antenna is multiband one pole type antenna or multiband inverted F shaped antenna.
In the such scheme, described WiFi antenna is operated in the 2.4GHz frequency range.
In the such scheme, described Bluetooth antenna is operated in the 2.4GHz frequency range.
In the such scheme, also comprise display on the described PCB, link to each other with each unit in the described dual-mode handset respectively, under the controlling of described central processing unit, show the result of described each unit.
The beneficial effects of the utility model mainly show: rational deployment has been carried out in the dual-mode handset that the utility model provides position to GSM antenna, WiFi antenna and Bluetooth antenna on PCB, and between WiFi unit and bluetooth unit, increased three-way coexistence interface, realized the coexistence of WiFi unit and bluetooth unit, and reduced the WiFi antenna and the GSM antenna closes in the mutual coupling at triple-frequency harmonics place, thereby realized the combination of GSM, WiFi and voip technology, can satisfy user's mobile call, wireless Internet access and the networking telephone three big demands simultaneously; In addition, this dual-mode handset provides A-GPS function, and its GSM unit can be operated in four frequency ranges commonly used, thereby has further satisfied user's diversified demand.
Description of drawings
Fig. 1 is the PCB front schematic layout pattern of the utility model one embodiment;
Fig. 2 is a PCB back side schematic layout pattern embodiment illustrated in fig. 1.
Embodiment
The utility model will be further described below in conjunction with accompanying drawing.
With reference to Fig. 1 and Fig. 2, a kind of WiFi and GSM dual-mode handset, comprise on its PCB respectively and linking to each other with each unit in the dual-mode handset, with the central processing unit of controlling each unit, link to each other with central processing unit and each unit respectively, under the controlling of central processing unit, show each cell processing result's display, WiFi unit, GSM unit (illustrating unit among Fig. 1), bluetooth unit, GPS unit and GSM antenna, WiFi antenna, Bluetooth antenna and gps antenna into EDGE; WiFi unit, GSM unit, bluetooth unit and GPS unit are respectively applied for WiFi function, GSM function, Bluetooth function and the A-GPS function that realizes dual-mode handset, WiFi antenna, GSM antenna, Bluetooth antenna, gps antenna link to each other with WiFi unit, GSM unit, bluetooth unit and GPS unit respectively, are used to realize the transmitting-receiving of WiFi unit, GSM unit, bluetooth unit and GPS unit corresponding signal.
Because the size of PCB has certain restriction, so with the front of each part mentioned above difference layout to PCB, promptly as shown in Figure 1, and the back side of PCB, promptly as shown in Figure 2.Especially, in the layout process, WiFi antenna and Bluetooth antenna should lay respectively at PCB diagonal both sides, and WiFi antenna and GSM antenna lay respectively at the both sides on the long limit of PCB, and simultaneously, the WiFi unit should link to each other by three-way coexistence interface with bluetooth unit.
In the above-mentioned dual-mode handset, GSM antenna and WiFi antenna lay respectively at the both sides on the long limit of PCB, and this relative distribution has reduced the WiFi antenna and the GSM antenna closes in the mutual coupling at triple-frequency harmonics place.The GSM antenna can be operated in 850MHz, 900MHz, 1800MHz and four frequency ranges of 1900MHz, and promptly the GSM antenna can be received and dispatched the signal of above four frequency ranges; When the GSM unit used the EDGE unit, the EDGE unit was handled with transmitting the input of GSM antenna.The GSM antenna is preferably multiband one pole type antenna or multiband inverted F shaped antenna, be used on wide relatively bandwidth and a plurality of cellular band, realizing high-gain and desirable impedance matching, and satisfy the requirement of SAR (SpecificAbsorptionRate, electro-magnetic wave absorption ratio).
The WiFi unit is used to realize the WiFi function such as meeting IEEE802.11a or IEEE802.11g standard.During layout, the WiFi antenna and the Bluetooth antenna that are operated in the 2.4GHz frequency range equally lay respectively at PCB diagonal both sides, simultaneously, the WiFi unit links to each other by three-way coexistence interface with bluetooth unit, thereby guaranteed high isolation between WiFi antenna and the Bluetooth antenna, at WiFi antenna and Bluetooth antenna altogether the time, the signal of side's antenna emission is to the opposing party's antenna receiving terminal 25dB that decays at least, thereby reduced crosstalking between the signal, realized the coexistence of WiFi unit and bluetooth unit.
The operating frequency of gps antenna is 1575.42MHz, is used to receive faint satellite positioning signal; The GPS cell processing realizes A-GPS (Assisted GPS, auxiliary global satellite positioning system) positioning function from the received signal of gps antenna.
In sum, the dual-mode handset that the utility model provides has been realized the combination of GSM, WiFi, and can realize VoIP by the WiFi unit, therefore can satisfy user's mobile call, wireless Internet access and the networking telephone three big demands simultaneously; In addition, this dual-mode handset provides A-GPS function, and its GSM unit can be operated in four frequency ranges commonly used at least, thereby has further satisfied user's diversified demand.
The above is embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the claim scope of the present utility model.

Claims (9)

1, a kind of WiFi and GSM dual-mode handset, comprise the central processing unit, WiFi unit, GSM unit, bluetooth unit and the GSM antenna that link to each other with each unit in the described dual-mode handset respectively on its printed circuit board (PCB), it is characterized in that: also comprise WiFi antenna and Bluetooth antenna on the described printed circuit board (PCB), described WiFi antenna and Bluetooth antenna lay respectively at described printed circuit board (PCB) diagonal both sides, and described WiFi antenna and described GSM antenna lay respectively at the both sides on the long limit of described printed circuit board (PCB); Described WiFi unit links to each other by three-way coexistence interface with described bluetooth unit; Described WiFi antenna, GSM antenna and Bluetooth antenna link to each other with described WiFi unit, GSM unit and bluetooth unit respectively, to realize the transmitting-receiving of described WiFi unit, GSM unit and bluetooth unit corresponding signal.
2, WiFi as claimed in claim 1 and GSM dual-mode handset, it is characterized in that: also comprise the GPS module and the gps antenna that link to each other with described central processing unit respectively on the described printed circuit board (PCB), described gps antenna links to each other with described GPS module, to realize the transmitting-receiving of described GPS module corresponding signal.
3, WiFi as claimed in claim 2 and GSM dual-mode handset is characterized in that: the operating frequency of described gps antenna is 1575.42MHz.
4, WiFi as claimed in claim 1 or 2 and GSM dual-mode handset is characterized in that: described GSM antenna is operated in 850MHz, 900MHz, 1800MHz and four frequency ranges of 1900MHz.
5, WiFi as claimed in claim 4 and GSM dual-mode handset is characterized in that: described GSM unit is for improving data transfer rate GSM service unit.
6, WiFi as claimed in claim 5 and GSM dual-mode handset is characterized in that: described GSM antenna is multiband one pole type antenna or multiband inverted F shaped antenna.
7, WiFi as claimed in claim 1 or 2 and GSM dual-mode handset is characterized in that: described WiFi antenna is operated in the 2.4GHz frequency range.
8, WiFi as claimed in claim 1 or 2 and GSM dual-mode handset, it is characterized in that: described Bluetooth antenna is operated in the 2.4GHz frequency range.
9, WiFi as claimed in claim 1 or 2 and GSM dual-mode handset, it is characterized in that: also comprise display on the described printed circuit board (PCB), link to each other with each unit in described central processing unit and the dual-mode handset respectively, under the controlling of described central processing unit, show the result of described each unit.
CNU2008200956176U 2008-07-14 2008-07-14 WiFi and GSM dual mode mobile phone CN201234356Y (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101826660A (en) * 2010-05-05 2010-09-08 中兴通讯股份有限公司 Antenna device and application terminal thereof of dual-mode intelligent mobile phone
CN101841601A (en) * 2010-05-04 2010-09-22 中兴通讯股份有限公司 Antenna device and dual-mode intelligent terminal
CN101951665A (en) * 2010-09-15 2011-01-19 宇龙计算机通信科技(深圳)有限公司 Routing method of double-card mobile terminal and double-card mobile terminal
CN101951283A (en) * 2009-07-09 2011-01-19 联发科技股份有限公司 Communication system
CN104780261A (en) * 2014-01-09 2015-07-15 深圳桑菲消费通信有限公司 Wireless communication equipment antenna multiplexing method and device
CN105009670A (en) * 2013-02-13 2015-10-28 高通股份有限公司 Coexistence of cellular and Wi-Fi/bluetooth transceivers with global navigation satellite system (GNSS) receiver in a wireless device
CN105391476A (en) * 2015-12-09 2016-03-09 惠州市德赛西威汽车电子股份有限公司 WIFI and Bluetooth anti-interference device and method for vehicle-mounted system
US9369221B2 (en) 2009-07-14 2016-06-14 Zte Corporation Signal reception apparatus and method for implementation thereof
CN101800350B (en) * 2009-02-09 2017-04-12 通用汽车环球科技运作公司 Radio access module with integrated antenna

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101800350B (en) * 2009-02-09 2017-04-12 通用汽车环球科技运作公司 Radio access module with integrated antenna
CN101951283A (en) * 2009-07-09 2011-01-19 联发科技股份有限公司 Communication system
CN101951283B (en) * 2009-07-09 2014-01-01 联发科技股份有限公司 Communication system
US9369221B2 (en) 2009-07-14 2016-06-14 Zte Corporation Signal reception apparatus and method for implementation thereof
WO2011137612A1 (en) * 2010-05-04 2011-11-10 中兴通讯股份有限公司 Antenna apparatus and dual-mode intelligent terminal
CN101841601A (en) * 2010-05-04 2010-09-22 中兴通讯股份有限公司 Antenna device and dual-mode intelligent terminal
WO2011137611A1 (en) * 2010-05-05 2011-11-10 中兴通讯股份有限公司 Antenna device and application terminal for dual-mode intelligent mobile phone
US8868129B2 (en) 2010-05-05 2014-10-21 Zte Corporation Antenna device and application terminal for dual-mode intelligent mobile phone
CN101826660B (en) * 2010-05-05 2013-11-06 中兴通讯股份有限公司 Antenna device and application terminal thereof of dual-mode intelligent mobile phone
CN101826660A (en) * 2010-05-05 2010-09-08 中兴通讯股份有限公司 Antenna device and application terminal thereof of dual-mode intelligent mobile phone
CN101951665A (en) * 2010-09-15 2011-01-19 宇龙计算机通信科技(深圳)有限公司 Routing method of double-card mobile terminal and double-card mobile terminal
CN105009670A (en) * 2013-02-13 2015-10-28 高通股份有限公司 Coexistence of cellular and Wi-Fi/bluetooth transceivers with global navigation satellite system (GNSS) receiver in a wireless device
CN104780261A (en) * 2014-01-09 2015-07-15 深圳桑菲消费通信有限公司 Wireless communication equipment antenna multiplexing method and device
CN105391476A (en) * 2015-12-09 2016-03-09 惠州市德赛西威汽车电子股份有限公司 WIFI and Bluetooth anti-interference device and method for vehicle-mounted system

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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090506

Termination date: 20130714