CN101944190B - Wireless communication module and communication cable - Google Patents
Wireless communication module and communication cable Download PDFInfo
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- CN101944190B CN101944190B CN201010236676.2A CN201010236676A CN101944190B CN 101944190 B CN101944190 B CN 101944190B CN 201010236676 A CN201010236676 A CN 201010236676A CN 101944190 B CN101944190 B CN 101944190B
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Abstract
The invention discloses a wireless communication module and a communication cable, which aim to solve the problem of inconvenient communication between an embedded wireless communication module and the outside in the prior art. After switching is performed on a switch 20 of the wireless communication module, a pin 12 of a clamping seat 10 is connected to a pin 41 of a wired communication interface of the wireless communication module through the switch 20; one end of the communication cable is provided with a connector 13 which can be connected with an external communication interface, while the other end is provided with a card 11 having the shape of an integrated circuit (IC) card; a contact 14 on the card 11 is connected with a signal pin 15 of the connector 13; the position of the contact 14 corresponds to that of the pin 12; and in a use process, a standard IC card can be taken out of the clamping seat 10, a card 11 end of the communication cable is inserted into the clamping seat 10 and the wired communication interface can be connected with the external communication interface after switching. Therefore, disassembly and assembly are not needed during communication with the outside and convenient use is realized.
Description
Technical field
The invention belongs to wireless communication terminal field, be particularly useful for a kind of wireless communication module and telecommunication cable.
Background technology
Traditional wireless communication terminal product, as mobile phone and data card etc., all be designed with external wired communication interface as USB, UART interface etc., these interfaces are mainly used in communicating by letter with between PC, can not only facilitate user's transmission of audio video file etc., and in the research and development of product, produce, in test and maintenance work, usually for download, debugging, test and the maintenance etc. of software.
Along with the extensive of wireless communication technology popularized, at PC, household electrical appliances, the vehicles, the tradition such as watch-dog do not have on the product of wireless communication ability, start embedded wireless communication module.These are embedded in the wireless communication module of other interiors of products, and majority has outside communication interface unlike traditional mobile communication terminal.Although in the research and development and production run of product, independently PC communication interface be can design and debugging and the download of software carried out, but in the time of integral united test, or need to carry out software release upgrade to the wireless communication module of having sold time, often need complete machine to carry out dismounting.Because these machine products are (as automobile, household electrical appliances etc.) assembling complex, cause the software upgrading difficulty of built-in wireless communication module, carried out research and development debugging and the software upgrading of this type of wireless communication module in the urgent need to a kind of method more easily.
Wireless downloading is a reasonable solution, but has some limitations.First, wirelessly need now network side support, not every network is all supported; Secondly, the prerequisite of wireless downloading is that wireless communication module can be set up wireless connections, and in the time there is the fault of some type, wireless communication module cannot be set up wireless connections, causes downloading.
When the wired communication interface of built-in wireless Web communication module is communicated by letter with external communication interface in visible prior art, can only communicate and use inconvenience by the mode of dismounting and outside.
Summary of the invention
In order to solve the larger problem of the limitation of built-in wireless Web communication module and PERCOM peripheral communication in prior art, the invention provides a kind of wireless communication module, comprising:
Integrated circuit card deck 10 and change-over switch 20, by change-over switch 20, the pin of deck 10 12 is connected on integrated circuit card signal wire 31, after change-over switch 20 is switched, change-over switch 20 is connected to the pin of deck 10 12 on the pin 41 of wired communication interface of wireless communication module, wherein, when the switching controls pin (21) of change-over switch (20) is set to the first level, change-over switch (20) is connected to the pin of deck (10) (12) on integrated circuit card signal wire (31), in the time that switching controls pin (21) is set to second electrical level, change-over switch (20) is connected to the pin of deck (10) (12) on the pin (41) of the wired communication interface of wireless communication module, the first level is that low level second electrical level is high level, or first level be that high level second electrical level is low level.
The present invention simultaneously also provides a kind of telecommunication cable, one end of the described communications cable is the connector (13) that can be connected with external communication interface, the other end is the card (11) with integrated circuit card shape, contact (14) on described card (11) is connected with the pin (15) of described connector (13), and the position of the position of the contact (14) on described card (11) and the pin (12) of deck (10) is as claimed in claim 2 corresponding.
The invention has the beneficial effects as follows: in use the IC-card of standard is taken out from deck 10, the card of the communications cable 11 ends are inserted to deck 10, after switching, just can realize by wired communication interface and communicating by letter with external communication interface, during therefore with external communication, not need easy disassembly.
Brief description of the drawings
Figure 1A is the structural drawing of wireless communication module provided by the invention;
Figure 1B is the structural drawing of the communications cable provided by the invention;
Fig. 2 is the structural drawing of the wireless communication module that comprises electric controling switch provided by the invention;
Fig. 3 A, Fig. 3 B are the structural drawing of the wireless communication module by pin control change-over switch provided by the invention;
Fig. 3 C is the structural drawing of the communications cable corresponding with Fig. 3 B provided by the invention;
Fig. 4 is the structural drawing of the usim card of standard;
Fig. 5 A is the structural drawing of the wireless communication module that comprises usim card provided by the invention;
Fig. 5 B is the structural drawing of the communications cable corresponding with Fig. 5 A provided by the invention.
Embodiment
Below in conjunction with drawings and Examples, the embodiment of wireless communication module and telecommunication cable is described.
A kind of wireless communication module as shown in Figure 1A, on the body of wireless communication module, comprise that one for inserting the IC-card seat 10 of integrated circuit IC-card, between the pin 12 of deck 10 and integrated circuit card signal wire 31, be serially connected with change-over switch 20, the pin of deck 10 12 is connected on the signal wire 31 of integrated circuit card by change-over switch 20, simultaneously change-over switch 20 is also connected with the pin 41 of the wired communication interface of wireless communication module, after change-over switch 20 is switched, change-over switch 20 is connected to the pin of deck 10 12 on pin 41.When concrete enforcement, change-over switch 20 can be selected hand switch or electric controling switch according to different demands.
A kind of communications cable as shown in Figure 1B, can be used in conjunction with the wireless communication module shown in Figure 1A, one end of the communications cable is the connector 13 that can be connected as USB, UART interface with external communication interface, connector 13 comprises signal pins 15, pin 15 can be data-signal wire pin or ground wire pin, the other end of the communications cable is the card 11 with IC-card shape, on card 11, comprise contact 14, contact 14 is connected with pin 15, and the position of contact 14 is corresponding with the position of the pin 12 of aforementioned wireless communication module IC-card seat 10.
When use, the IC-card of standard is taken out from deck 10, the card of the communications cable 11 ends are inserted to deck 10, after switching, just can realize by wired communication interface and communicating by letter with external communication interface, during therefore with external communication, do not need easy disassembly.
When concrete enforcement as preferred version, a kind of wireless communication module that comprises electric controling switch as shown in Figure 2, on the basis of the wireless communication module shown in Figure 1A, change-over switch 20 adopts electric controling switch, change-over switch 20 comprises switching controls pin 21, switching controls pin 21 can be connected to high level or low level by switch 22, when switching controls pin 21 is set to high level, change-over switch 20 is connected to the pin of deck 10 12 on signal wire 31, in the time that switching controls pin 21 is set to low level, change-over switch 20 is connected to the pin of deck 10 12 on pin 41.
Can certainly be, when switching controls pin 21 is set to low level, change-over switch 20 be connected to the pin of deck 10 12 on signal wire 31, and in the time that switching controls pin 21 is set to high level, change-over switch 20 is connected to the pin of deck 10 12 on pin 41.
More convenient while adopting electric signal to carry out switching controls use.
As further preferred version, adopt wireless communication module as shown in Figure 3A, on the basis of aforementioned wireless communication module, control the switching of change-over switch 20 by pin 12.The pin 12 of deck 10 comprises the first deck pin 121, the second deck pin 122 and the 3rd deck pin 123, the second deck pin 122 ground connection, the first deck pin 121 is connected with switching controls pin 21, when wireless communication module inserts IC-card, the first deck pin 121 is set to high level (switch 22 is opened) IC-card extract after, switch 22 cuts out the first deck pin 121 that connects switching controls pin 21 is set to low level, and change-over switch 20 is connected to the 3rd deck pin 123 on the pin 41 of wired communication interface of wireless communication module.Adopt wireless communication module as shown in Figure 3 B, this wireless communication module is not to switch by switch 22, but card 11 ends of the communications cable are as shown in Figure 3 C inserted to decks 10, and the first deck pin 121 that connects switching controls pin 21 is set to low level.
A kind of communications cable as shown in Figure 3 C, can be used in conjunction with the wireless communication module shown in Fig. 3 B, on aforementioned communication cable basis, contact 14 comprises the first card contact 141 and the second card contact 142, the first card contact 141 and the second card contact 142 short circuits, the position of the first card contact 141 is corresponding with the position of the first deck pin 121, and the position of the second card contact 142 is corresponding with the position of the second deck pin 122.
After IC-card is extracted, the card 11 of the communications cable is as shown in Figure 3 C inserted to deck 10, due to the second deck pin 122 ground connection of deck 10, the position of the first deck pin 121 is corresponding with the position of the first card contact 141, the first card contact 141 and the second card contact 142 short circuits, the position of the second card contact 142 is corresponding with the position of the second deck pin 122, and therefore the first deck pin 121 is set to low level.
This programme changes through simple, the second deck pin 122 is by meeting working power VCC, the first deck pin 121 is connected with switching controls pin 21, when wireless communication module inserts IC-card, the first deck pin 121 is set to low level, after IC-card is extracted, close or the card of the communications cable as shown in Figure 3 C 11 ends are inserted to decks 10 by switch 22, the first deck pin 121 that connects switching controls pin 21 is set to high level.
In above-mentioned wireless communication module, an integrated switch switching circuit, is not used the contact of signal to draw the control signal as change-over switch IC-card deck 10.According to the difference of control signal, the contact of IC-card seat, except realizing the IC-card interface signal of connection standard, can also switch the wired communication interface of the wireless communication module of other kinds.
For the communications cable, one end is can be with certain interface of PC or emulator connection simultaneously, and the other end is the card 11 of a standard IC-card shape, and it comprises several contacts 14.The first corresponding switch controlling signal card contact 141 is being set to a fixing logic level by this cable, by direct or indirect the signal of the wired communication interface of wireless communication module PC or the emulator of being connected to.
In the time being inserted into an IC-card in above-mentioned wireless communication module, the logic level of control signal in acquiescence, the IC-card signal that wireless communication module is produced is switched on the IC-card interface of module (by the pin 12 of deck 10), wireless communication module can reading and writing IC card, and this is normal duty.
In the time that the above-mentioned communications cable inserts the deck 10 of above-mentioned wireless communication module, this communications cable meeting gauge tap switching signal, make IC-card contact 14 (being connected with the pin 15 of connector 13) switch the wired communication interface signal wire 41 that is connected to wireless communication module, realize the connection of wireless communication module with PC or emulator.
So just can save the switchgear of the switch controlling signal of switching controls pin 21 being controlled to realizing, have advantages of simple in structure.
Below the enforcement that adopts usim card (or SIM card) technical scheme is described in further detail, Fig. 4 is the usim card interface of 3GPP normalized definition.The usim card interface that 3GPP agreement is used terminal has done detailed definition.According to this agreement, the interface of usim card comprises 8 signals altogether, be respectively C1 (VCC), C2 (RST), C3 (CLK), C5 (GND), C6 (VPP), C7 (I/O), C4 (D+) and C8 (D-), C4 wherein and C8 are optional.In most Realization of Products, front 6 signals are only used.
This agreement has also specified three kinds of action types of the interface of usim card, is respectively category-A (5V), category-B (3V) and C class (1.8V), its specified in more detail three kinds of operating voltage and the corresponding logic level of usim card.According to these regulations, for the usim card of ID-1 size of supporting class-a operation condition, VPP signal is only and needs, and for the usim card of not supporting class-a operation condition, VPP signal can not be used, and agreement is defined in usim card inside, must not do any connection to this signal.Table 1 is that the operating voltage of above-mentioned three kinds of operating conditionss is connected specification with VPP.
Table 1
Due to the progress of technology, support that the terminal of class-a operation condition is eliminated completely.And on new category-B and C class usim card, VPP signal is always unsettled.Utilize this not use VPP, our one of definable is input to the control signal of switching controls pin 21, by this input signal control change-over switch 20, can be used for switching and on usim card seat 10, remove all the other 6 signals outside VPP and GND.In particular, can allow usim card interface on terminal wireless communication module, be down normal usim card signal in working order; Under download state, can switch to again and download required interface signal.
Fig. 5 A is one and utilizes said method to realize the schematic diagram of realizing USB download interface on the usim card seat of wireless communication module.Wherein, comprise the usim card seat 10 (6pin) of wireless communication module, C6 pin is wherein by moving USIM_VCC in resistance R 1, and is connected to the switching controls pin 21 of change-over switch 20.In normal operation, switching controls pin 21 is high level, and change-over switch 20 is connected to the C2 of usim card seat and C3 pin USIM_RST and the USIM_CLK data signal line of communication module, realizes the function of usim card.
Certainly be that C6 pin pulls down to GND by resistance R 1 as the scheme difference of distortion, and be connected to the switching controls pin 21 of change-over switch 20.In normal operation, switching controls pin 21 is low levels.
Fig. 5 B is the usb communication cable schematic diagram of corresponding diagram 5A wireless communication module, its one end is the USB connector 13 of standard, can directly insert PC USB interface, one end is the cardboard 11 of a usim card shape in addition, the shape structure of card 11 is identical with the shape structure of usim card (or SIM card), it comprises 6 contacts 14 that meet usim card specification and is respectively contact C1, C2, C3, C5, C6 and C7, can insert the SIM card seat of standard.In this cable, the DP of USB connector 13, DM data signal pin and ground wire GND pin are connected respectively to contact C2, C3 and the C5 of card 11, and C5 and C6 short circuit.Can certainly be C5 and C1 short circuit.
When the usim card seat of above-mentioned communications cable one end insertion communication module, after the USB mouth of PC is inserted in one end in addition, because the C6 pin of contact is forced to pull down to GND by current limliting, cause the control pin 21 of change-over switch 20 on wireless communication module to be set to low level, change-over switch 20 can be cut off the connection of C2/C3 pin to usim card signal, and by C2/C3, it is switched on two usb signals of wireless communication module, realize the connection of the usb signal of PC and the usb signal of communication module, the variation of usim card signal is as shown in table 2.
Table 2
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention the present invention.Like this, if these amendments of the present invention and within modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (9)
1. a wireless communication module, it is characterized in that, on the body of wireless communication module, comprise: integrated circuit card deck (10) and change-over switch (20), change-over switch (20) is connected to the pin of deck (10) (12) on integrated circuit card signal wire (31), after change-over switch (20) is switched, change-over switch (20) is connected to the pin of deck (10) (12) on the pin (41) of the wired communication interface of wireless communication module, wherein, when the switching controls pin (21) of change-over switch (20) is set to the first level, change-over switch (20) is connected to the pin of deck (10) (12) on integrated circuit card signal wire (31), in the time that switching controls pin (21) is set to second electrical level, change-over switch (20) is connected to the pin of deck (10) (12) on the pin (41) of the wired communication interface of wireless communication module, the first level is that low level second electrical level is high level, or first level be that high level second electrical level is low level.
2. wireless communication module as claimed in claim 1, it is characterized in that, the pin (12) of described deck (10) comprises the first deck pin (121), the second deck pin (122) and the 3rd deck pin (123), described switching controls pin (21) is connected with described the first deck pin (121), in the time that described the first deck pin (121) is set to second electrical level, described change-over switch (20) is connected to described the 3rd deck pin (123) on the pin (41) of the wired communication interface of described wireless communication module, described the second deck pin (122) is connected with working power line or ground wire.
3. wireless communication module as claimed in claim 1, is characterized in that, integrated circuit card is SIM card or usim card, and wired communication interface is USB interface.
4. wireless communication module as claimed in claim 1, it is characterized in that, integrated circuit card deck (10) can be used for inserting category-B usim card or C class usim card, the switching controls pin (21) of change-over switch (20) is connected with the C6 pin of deck (10), and C6 pin is connected to USIM_VCC power lead by resistance, in the time that C6 pin is low level, change-over switch (20) is connected respectively to C2 pin and C3 pin two data signal lines of wireless communication module USB interface, in the time that C6 pin is high level, change-over switch (20) is by the disconnection that is connected of two data signal lines of the C2 pin of integrated circuit card deck (10) and C3 pin and USB interface, and by C2 pin and C3 pin be connected respectively to integrated circuit card two data signal lines.
5. wireless communication module as claimed in claim 1, it is characterized in that, integrated circuit card is category-B usim card or C class usim card, the switching controls pin (21) of change-over switch (20) is connected with the C6 pin of deck (10), C6 pin is connected to GND ground wire by resistance, ground wire is connected with C5 pin, in the time that C6 pin is high level, change-over switch (20) is connected respectively to C2 pin and C3 pin two data signal lines of wireless communication module USB interface, in the time that C6 pin is low level, change-over switch (20) is by the disconnection that is connected of two data signal lines of the C2 pin of integrated circuit card deck (10) and C3 pin and USB interface, and C2 pin and C3 pin are connected respectively to two data signal lines of integrated circuit card.
6. a communications cable, it is characterized in that, one end of the communications cable is the connector (13) that can be connected with external communication interface, the other end is the card (11) with integrated circuit card shape, contact (14) on described card (11) is connected with the pin (15) of described connector (13), and the position of the position of the contact (14) on described card (11) and the pin (12) of deck (10) is as claimed in claim 2 corresponding.
7. the communications cable as claimed in claim 6, it is characterized in that, contact (14) on described card (11) comprises the first card contact (141) and the second card contact (142), described the first card contact (141) and described the second card contact (142) short circuit, the position of described the first card contact (141) is corresponding with the position of described the first deck pin (121), and the position of described the second card contact (142) is corresponding with the position of described the second deck pin (122).
8. the communications cable as claimed in claim 6, is characterized in that, the shape structure of card (11) is identical with the shape of SIM card or usim card structure.
9. the communications cable as claimed in claim 8, it is characterized in that, connector (13) is USB interface, the pin (15) of connector (13) comprises two signal wire pins and the ground wire pin of USB interface, contact (14) comprises C2 contact, C3 contact and C5 contact, C5 contact and C1 contact or C6 contact short circuit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010236676.2A CN101944190B (en) | 2010-07-22 | 2010-07-22 | Wireless communication module and communication cable |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010236676.2A CN101944190B (en) | 2010-07-22 | 2010-07-22 | Wireless communication module and communication cable |
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| Publication Number | Publication Date |
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| CN101944190A CN101944190A (en) | 2011-01-12 |
| CN101944190B true CN101944190B (en) | 2014-12-10 |
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| CN201010236676.2A Active CN101944190B (en) | 2010-07-22 | 2010-07-22 | Wireless communication module and communication cable |
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| CN112968712B (en) * | 2021-01-29 | 2022-08-02 | 维沃移动通信有限公司 | Electronic device and control method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1747483A (en) * | 2004-09-06 | 2006-03-15 | 华为技术有限公司 | Wireless terminal with double mode and realization thereof |
| CN101106389A (en) * | 2007-08-22 | 2008-01-16 | 中兴通讯股份有限公司 | Mobile terminal with confidential purpose |
| CN101350971A (en) * | 2007-07-17 | 2009-01-21 | 英华达（南京）科技有限公司 | Dual-mode single-standby handhold communication device |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1747483A (en) * | 2004-09-06 | 2006-03-15 | 华为技术有限公司 | Wireless terminal with double mode and realization thereof |
| CN101350971A (en) * | 2007-07-17 | 2009-01-21 | 英华达（南京）科技有限公司 | Dual-mode single-standby handhold communication device |
| CN101106389A (en) * | 2007-08-22 | 2008-01-16 | 中兴通讯股份有限公司 | Mobile terminal with confidential purpose |
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Effective date of registration: 20220921 Address after: 644000 building 6, sugE intelligent industrial base, No. 31, west section of Gangyuan Road, Lingang Economic Development Zone, Yibin City, Sichuan Province Patentee after: Yibin Meijie Communication Technology Co.,Ltd. Patentee after: Tinno Mobile Technology Corp. Address before: 27-001, south side of Tianlong Mobile Headquarters Building, Tongfa South Road, Xili Community, Xili Street, Nanshan District, Shenzhen, Guangdong Province, 518000 Patentee before: Tinno Mobile Technology Corp. Effective date of registration: 20220921 Address after: 27-001, south side of Tianlong Mobile Headquarters Building, Tongfa South Road, Xili Community, Xili Street, Nanshan District, Shenzhen, Guangdong Province, 518000 Patentee after: Tinno Mobile Technology Corp. Address before: 518057 Ministry of justice, Zhongxing building, South Science and technology road, Nanshan District hi tech Industrial Park, Shenzhen, Guangdong Patentee before: ZTE Corp. |
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