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CN103716918A - Lte mobile terminal - Google Patents

Lte mobile terminal Download PDF

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Publication number
CN103716918A
CN103716918A CN201310692079.4A CN201310692079A CN103716918A CN 103716918 A CN103716918 A CN 103716918A CN 201310692079 A CN201310692079 A CN 201310692079A CN 103716918 A CN103716918 A CN 103716918A
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CN
China
Prior art keywords
module
baseband
radio frequency
lte
gsm
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201310692079.4A
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Chinese (zh)
Inventor
李海强
许明
杜俊蛟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SURFING TELECOM TERMINAL CO Ltd
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SURFING TELECOM TERMINAL CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to CN201310692079.4A priority Critical patent/CN103716918A/en
Priority to PCT/CN2014/074652 priority patent/WO2015089953A1/en
Publication of CN103716918A publication Critical patent/CN103716918A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
    • H04W8/183—Processing at user equipment or user record carrier
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals

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  • Engineering & Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephone Function (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention provides an LTE mobile terminal, and relates to the technical field of mobile communication. The terminal comprises an antenna, first and second radio frequency and radio frequency front ends, an LTE radio frequency and radio frequency front end, a base-band module and first and second user identification card grooves. The base-band module comprises first and second base-band sub-modules and an LTE base-band sub-module. The first user identification card groove is connected with the first base-band sub-module and the LTE base-band sub-module. The first base-band sub-module and the LTE base-band sub-module are respectively connected with the antenna via the first radio frequency and radio frequency front end and the LTE radio frequency and radio frequency front end. The second user identification card groove is connected with the second base-band sub-module. The second base-band sub-module is connected with the antenna via the second radio frequency and radio frequency front end. Through adoption of the LTE mobile terminal, double-card grooves can be supported, and three systems of LTE, CDMA/GSM and GSM/WCDMA can be supported to use simultaneously.

Description

LTE mobile terminal
Technical Field
The invention relates to the technical field of mobile communication, in particular to an LTE mobile terminal.
Background
At present, an LTE (long Term evolution) mobile terminal, such as an LTE mobile phone, adopts a single card slot, a single baseband chip or a dual baseband chip, and a single radio frequency or dual radio frequency design, and can support two-way communication in LTE/CDMA/GSM/WCDMA/TD-SCDMA systems to communicate with a mobile network at the same time at most. The current dual-card mobile terminal, such as a CDMA + GSM dual-card dual-standby mobile phone, can support simultaneous standby of CDMA and GSM systems, and temporarily does not support LTE systems.
The prior art has the following problems:
first, the current LTE mobile terminal only supports the insertion of one user identity card, but cannot support the simultaneous insertion of two or more user identity cards.
Secondly, the current LTE mobile terminal only supports two-way communication at most, such as simultaneous communication between LTE and CDMA or simultaneous communication between LTE and GSM, and cannot support three-way communication such as LTE, CDMA/GSM, and GSM/WCDMA.
Third, the current dual-card terminal cannot support simultaneous communication of three systems, i.e., LTE, CDMA, and GSM (or WCDMA).
Based on this, an LTE mobile terminal capable of supporting dual card slots is urgently needed, and the terminal can support simultaneous use of three systems, namely LTE, CDMA/GSM, and GSM/WCDMA.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the LTE mobile terminal which can support double card slots and can support the simultaneous use of three systems of LTE, CDMA/GSM and GSM/WCDMA.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
an LTE mobile terminal comprising: the system comprises an antenna, a first radio frequency and radio frequency front end, a second radio frequency and radio frequency front end, an LTE radio frequency and radio frequency front end, a baseband module, a first subscriber identity module card slot and a second subscriber identity module card slot;
wherein,
the baseband module comprises a first baseband sub-module, a second baseband sub-module and an LTE baseband sub-module;
the first subscriber identification card slot is connected with a first baseband sub-module and an LTE baseband sub-module, and the first baseband sub-module and the LTE baseband sub-module are respectively connected with an antenna through the first radio frequency and radio frequency front end and the LTE radio frequency and radio frequency front end;
the second subscriber identity module card slot is connected with the second baseband sub-module, and the second baseband sub-module is connected with an antenna through the second radio frequency and the radio frequency front end.
Preferably, the baseband module includes three baseband chips, and the first baseband sub-module, the second baseband sub-module, and the LTE baseband sub-module correspond to one baseband chip respectively.
Preferably, the baseband module includes two baseband chips, and at least one of the two baseband chips includes two of the first baseband sub-module, the second baseband sub-module, and the LTE baseband sub-module.
Preferably, the baseband module includes a baseband chip, and the baseband chip includes the first baseband sub-module, the second baseband sub-module, and the LTE baseband sub-module.
Preferably, the first subscriber identity module card slot supports a USIM card, a CSIM card, or a SIM card, and the second subscriber identity module card slot supports a SIM card or a USIM card.
Preferably, the first radio frequency and radio frequency front end is a CDMA or GSM radio frequency and radio frequency front end, and the second radio frequency and radio frequency front end is a GSM or WCDMA radio frequency and radio frequency front end.
Preferably, the first baseband sub-module is a CDMA or GSM baseband sub-module, and the second baseband sub-module is a GSM or WCDMA baseband sub-module.
(III) advantageous effects
The invention provides an LTE mobile terminal which is connected with a first baseband submodule and an LTE baseband submodule through a first subscriber identity module card slot, wherein the first baseband submodule and the LTE baseband submodule are respectively connected with an antenna through a first radio frequency and radio frequency front end and an LTE radio frequency and radio frequency front end; the second subscriber identification card slot is connected with the second baseband sub-module, and the second baseband sub-module is connected with the antenna through a second radio frequency and a radio frequency front end, so that the LTE mobile terminal can support double slots and support the simultaneous use of three systems of LTE, CDMA/GSM and GSM/WCDMA.
The invention provides a processing mode of one chip, two chips or three chips for the baseband module, can be adopted according to the actual situation, and generally, when three systems are processed simultaneously, the fewer the chips are, the lower the cost is, and the smaller the hardware layout area is, the more electricity is saved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an LTE mobile terminal according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram in an embodiment of the present invention;
FIG. 4 is a schematic structural diagram in an embodiment of the present invention;
FIG. 5 is a schematic structural diagram in an embodiment of the present invention;
fig. 6 is a schematic structural diagram in an embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
as shown in fig. 1, an LTE mobile terminal includes the following components:
the system comprises an antenna, a first radio frequency and radio frequency front end, a second radio frequency and radio frequency front end, an LTE radio frequency and radio frequency front end, a baseband module, a first subscriber identity module card slot and a second subscriber identity module card slot;
the baseband module comprises a first baseband sub-module, a second baseband sub-module and an LTE baseband sub-module,
the first subscriber identification card slot is connected with a first baseband sub-module and an LTE baseband sub-module, and the first baseband sub-module and the LTE baseband sub-module are respectively connected with an antenna through the first radio frequency and radio frequency front end and the LTE radio frequency and radio frequency front end;
the second subscriber identity module card slot is connected with the second baseband sub-module, and the second baseband sub-module is connected with an antenna through the second radio frequency and the radio frequency front end.
By the embodiment of the invention, the LTE mobile terminal can support double card slots and can support the simultaneous use of three systems of LTE, CDMA/GSM and GSM/WCDMA.
The following examples illustrate the invention in detail:
the embodiment of the invention provides a processing mode of one chip, two chips or three chips for the baseband module, can be adopted according to actual conditions, and generally has the advantages that when three systems are processed simultaneously, the fewer the chips are, the lower the cost is, the smaller the hardware layout area is, and the more electricity is saved.
Preferably, the baseband module includes three baseband chips, and the first baseband sub-module, the second baseband sub-module, and the LTE baseband sub-module correspond to one baseband chip respectively.
Preferably, the baseband module includes two baseband chips, and at least one of the two baseband chips includes two of the first baseband sub-module, the second baseband sub-module, and the LTE baseband sub-module.
Further, the baseband module includes a baseband chip, and the baseband chip includes the first baseband sub-module, the second baseband sub-module, and the LTE baseband sub-module.
Preferably, the first subscriber identity module card slot supports a USIM card/CSIM card/SIM card, and the second subscriber identity module card slot supports a SIM card/USIM card.
Preferably, the first radio frequency and radio frequency front end is a CDMA/GSM radio frequency and radio frequency front end, and the second radio frequency and radio frequency front end is a GSM/WCDMA radio frequency and radio frequency front end.
Preferably, the first baseband sub-module is a CDMA/GSM baseband sub-module, and the second baseband sub-module is a GSM/WCDMA baseband sub-module.
Example 2:
as shown in fig. 2, the embodiment of the present invention includes a CDMA/GSM radio frequency and radio frequency front end, a GSM/WCDMA radio frequency and radio frequency front end, and an LTE radio frequency and radio frequency front end; CDMA/GSM baseband submodule, GSM/WCDMA baseband submodule and LTE baseband submodule; the first subscriber identity module card slot supports USIM card/CSIM card/SIM card, and the second subscriber identity module card slot supports SIM card/USIM card;
the baseband module comprises three baseband chips, and the CDMA/GSM baseband sub-module, the GSM/WCDMA baseband sub-module and the LTE baseband sub-module respectively correspond to one baseband chip.
The CDMA/GSM baseband chip, the CDMA/GSM radio frequency and the radio frequency front end process CDMA/GSM standard communication; GSM/WCDMA system communication is processed by a GSM/WCDMA baseband chip, a GSM/WCDMA radio frequency and a radio frequency front end.
The first subscriber identity module card slot is connected with the CDMA/GSM baseband submodule and the LTE baseband submodule; and the second subscriber identity module card slot is connected with the GSM/WCDMA baseband sub-module.
Therefore, the three-standby tee joint of CDMA/GSM, LTE and GSM/WCDMA can be realized and work simultaneously.
Example 3:
as shown in fig. 3, the embodiment of the present invention includes a CDMA/GSM radio frequency and radio frequency front end, a GSM/WCDMA radio frequency and radio frequency front end, and an LTE radio frequency and radio frequency front end; CDMA/GSM baseband submodule, GSM/WCDMA baseband submodule and LTE baseband submodule; the first subscriber identity module card slot supports USIM card/CSIM card/SIM card, and the second subscriber identity module card slot supports SIM card/USIM card;
the baseband module comprises two baseband chips, the CDMA/GSM baseband sub-module and the LTE baseband sub-module correspond to the CDMA/GSM and LTE baseband chips, and the GSM/WCDMA baseband sub-module corresponds to the GSM/WCDMA baseband chip.
CDMA/GSM and LTE baseband chips, CDMA/GSM radio frequency and radio frequency front and LTE radio frequency and radio frequency front end process CDMA/GSM standard communication and LTE standard communication; GSM/WCDMA system communication is processed by a GSM/WCDMA baseband chip, a GSM/WCDMA radio frequency and a radio frequency front end.
The first subscriber identity module card slot is connected with the CDMA/GSM baseband submodule and the LTE baseband submodule; and the second subscriber identity module card slot is connected with the GSM/WCDMA baseband sub-module.
Therefore, the three-standby tee joint of CDMA/GSM, LTE and GSM/WCDMA can be realized and work simultaneously.
Example 4:
as shown in fig. 4, the embodiment of the present invention includes a CDMA/GSM radio frequency and radio frequency front end, a GSM/WCDMA radio frequency and radio frequency front end, and an LTE radio frequency and radio frequency front end; CDMA/GSM baseband submodule, GSM/WCDMA baseband submodule and LTE baseband submodule; the first subscriber identity module card slot supports USIM card/CSIM card/SIM card, and the second subscriber identity module card slot supports SIM card/USIM card;
the baseband module comprises two baseband chips, the GSM/WCDMA baseband sub-module and the LTE baseband sub-module correspond to the GSM/WCDMA and LTE baseband chips, and the CDMA/GSM baseband sub-module corresponds to the CDMA/GSM baseband chip.
GSM/WCDMA system communication and LTE system communication are processed by a GSM/WCDMA and LTE baseband chip, a GSM/WCDMA radio frequency and radio frequency front end and an LTE radio frequency and radio frequency front end; CDMA/GSM baseband chip, CDMA/GSM radio frequency and radio frequency front end are used to process CDMA/GSM standard communication.
The first subscriber identity module card slot is connected with the CDMA/GSM baseband submodule and the LTE baseband submodule; and the second subscriber identity module card slot is connected with the GSM/WCDMA baseband sub-module.
Therefore, the three-standby tee joint of CDMA/GSM, LTE and GSM/WCDMA can be realized and work simultaneously.
Example 5:
as shown in fig. 5, the embodiment of the present invention includes a CDMA/GSM radio frequency and radio frequency front end, a GSM/WCDMA radio frequency and radio frequency front end, and an LTE radio frequency and radio frequency front end; CDMA/GSM baseband submodule, GSM/WCDMA baseband submodule and LTE baseband submodule; the first subscriber identity module card slot supports USIM card/CSIM card/SIM card, and the second subscriber identity module card slot supports SIM card/USIM card;
the baseband module comprises two baseband chips, the CDMA/GSM baseband sub-module and the GSM/WCDMA baseband sub-module correspond to the CDMA/GSM and GSM/WCDMA baseband chips, and the LTE baseband sub-module corresponds to the LTE baseband chip.
CDMA/GSM and GSM/WCDMA baseband chip, CDMA/GSM radio frequency and radio frequency front end and GSM/WCDMA radio frequency and radio frequency front end process CDMA/GSM system communication and GSM/WCDMA system communication; and the LTE baseband chip, the LTE radio frequency and the radio frequency front end process the LTE system communication.
The first subscriber identity module card slot is connected with the CDMA/GSM baseband submodule and the LTE baseband submodule; and the second subscriber identity module card slot is connected with the GSM/WCDMA baseband sub-module.
Therefore, the three-standby tee joint of CDMA/GSM, LTE and GSM/WCDMA can be realized and work simultaneously.
Example 6:
as shown in fig. 6, the embodiment of the present invention includes a CDMA/GSM radio frequency and radio frequency front end, a GSM/WCDMA radio frequency and radio frequency front end, and an LTE radio frequency and radio frequency front end; CDMA/GSM baseband submodule, GSM/WCDMA baseband submodule and LTE baseband submodule; the first subscriber identity module card slot supports USIM card/CSIM card/SIM card, and the second subscriber identity module card slot supports SIM card/USIM card;
the baseband module comprises a baseband chip, and the CDMA/GSM baseband sub-module, the LTE baseband sub-module and the GSM/WCDMA baseband sub-module correspond to the CDMA/GSM, LTE and GSM/WCDMA baseband chips.
CDMA/GSM, LTE and GSM/WCDMA baseband chips, CDMA/GSM radio frequency and radio frequency front end, GSM/WCDMA radio frequency and radio frequency front end and LTE radio frequency and radio frequency front end process CDMA/GSM standard communication, GSM/WCDMA standard communication and LTE standard communication.
The first subscriber identity module card slot is connected with the CDMA/GSM baseband submodule and the LTE baseband submodule; and the second subscriber identity module card slot is connected with the GSM/WCDMA baseband sub-module. Therefore, the three-standby tee joint of CDMA/GSM, LTE and GSM/WCDMA can be realized and work simultaneously.
In summary, the structure and the connection relationship of the embodiment of the invention can support dual card slots and support simultaneous use of three systems, namely LTE, CDMA/GSM, and GSM/WCDMA.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (7)

1. An LTE mobile terminal, comprising: the system comprises an antenna, a first radio frequency and radio frequency front end, a second radio frequency and radio frequency front end, an LTE radio frequency and radio frequency front end, a baseband module, a first subscriber identity module card slot and a second subscriber identity module card slot; wherein,
the baseband module comprises a first baseband sub-module, a second baseband sub-module and an LTE baseband sub-module;
the first subscriber identification card slot is connected with a first baseband sub-module and an LTE baseband sub-module, and the first baseband sub-module and the LTE baseband sub-module are respectively connected with an antenna through the first radio frequency and radio frequency front end and the LTE radio frequency and radio frequency front end;
the second subscriber identity module card slot is connected with the second baseband sub-module, and the second baseband sub-module is connected with an antenna through the second radio frequency and the radio frequency front end.
2. The LTE mobile terminal of claim 1, wherein said baseband module comprises three baseband chips, and said first baseband sub-module, second baseband sub-module and LTE baseband sub-module correspond to one baseband chip respectively.
3. The LTE mobile terminal of claim 1, wherein said baseband module comprises two baseband chips, at least one of said two baseband chips comprising two of said first baseband sub-module, second baseband sub-module, and LTE baseband sub-module.
4. The LTE mobile terminal of claim 1, wherein said baseband module comprises a baseband chip, said baseband chip comprising said first baseband sub-module, second baseband sub-module, and LTE baseband sub-module.
5. The LTE mobile terminal of claim 1, wherein the first subscriber identity card slot supports a USIM card, a CSIM card, or a SIM card, and the second subscriber identity card slot supports a SIM card or a USIM card.
6. The LTE mobile terminal of any of claims 1-5, wherein the first RF and RF front end is a CDMA or GSM RF and RF front end, and the second RF and RF front end is a GSM or WCDMA RF and RF front end.
7. The LTE mobile terminal of any of claims 1-5, wherein the first baseband sub-module is a CDMA or GSM baseband sub-module, and the second baseband sub-module is a GSM or WCDMA baseband sub-module.
CN201310692079.4A 2013-12-16 2013-12-16 Lte mobile terminal Pending CN103716918A (en)

Priority Applications (2)

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CN201310692079.4A CN103716918A (en) 2013-12-16 2013-12-16 Lte mobile terminal
PCT/CN2014/074652 WO2015089953A1 (en) 2013-12-16 2014-04-02 Lte mobile terminal

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Application publication date: 20140409