CN1630210A - A mobile telephone having intercommunication function - Google Patents
A mobile telephone having intercommunication function Download PDFInfo
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- CN1630210A CN1630210A CNA2004100585401A CN200410058540A CN1630210A CN 1630210 A CN1630210 A CN 1630210A CN A2004100585401 A CNA2004100585401 A CN A2004100585401A CN 200410058540 A CN200410058540 A CN 200410058540A CN 1630210 A CN1630210 A CN 1630210A
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Abstract
This invention provides a mobile telephone set with intercom function, the antenna received signal is sent to high frequency trigger and digital analog base band through low noise amplifier, then sent to central process unit, the signal output from CPU is sent back to high frequency trigger through digital base band and transmitted by antenna switch through power amplifier, the CPU is connected with memory, display, telephony and receiver, loudspeaker power amplifier and an intercom module. Said invention integrates the function of mobile telephone set and intercom.
Description
Technical field
The present invention relates to a kind of mobile phone, particularly relate to a kind of mobile phone with intercommunication function.
Background technology
Mobile phone of Xiao Shouing and intercom style are a lot of in the market, but both needed to use mobile phone for part, use the user of intercom again, except will being with a mobile phone, also to be with last intercom, so can cause a lot of inconveniences. for example: the intercom of singly depositing can only be used for Near Field Communication, mobile phone can carry out telecommunication, but also to consider the problem of signal quality and cost of the phone call simultaneously. in addition, because many equipment, carrying and also will become not too convenient etc.
Because the problems referred to above, the design people through constantly studying, design, and after improving repeatedly, designs a kind of mobile phone with intercommunication function.
Summary of the invention
Main purpose of the present invention is, overcome the defective that existing mobile phone or intercom exist, and a kind of mobile phone with intercommunication function, technical problem underlying to be solved are provided is to make regular handset also possess intercommunication function when possessing mobile phone telecommunication function.
Purpose of the present invention and to solve its technical problem underlying be to adopt following technical scheme to realize: a kind of mobile phone with intercommunication function, the signal of its antenna received is delivered to high frequency trigger and hand-set digit Analog Baseband through low noise amplifier, be input to the U4 central processing unit then, the signal of U4 central processing unit output sends back to high frequency trigger through mobile phone digital simulation base band, after amplifying, power amplifier sends again by duplexer, the U4 central processing unit also is connected with memory in addition, display, communication and receiver and loudspeaker power amplifier is characterized in that: described U4 central processing unit also is connected with an intercom module.
The object of the invention to solve the technical problems can also be further achieved by the following technical measures:
Described U4 central processing unit is connected with the LJ2 input and output link block of intercom module.
Described U4 central processing unit is connected with TXD, RXD, EN, the TR pin of described LJ2 input and output link block.
The V-OUT pin of described LJ2 input and output link block is connected with the receiver of mobile phone.V-IN is connected with the transmitter of mobile phone, and the TR pin links to each other with the T-OUT6 pin of U4 central processing unit, and central processing unit is by the transmission or the accepting state of this signal pins control intercommunication module; The EN pin links to each other with the T-OUT10 pin of U4 central processing unit, and during the intercommunication pattern, central processing unit is put height with this signal, makes the intercommunication module be in open mode; The TXD pin is the command-control signal input pin of mobile phone central processing unit.The output pin of the internal data of RXD pin intercom module; V-SD is the power supply pin of intercommunication module, and LJ2 the 8th pin is the grounding leg of intercommunication module.
Described EN pin also is connected with a diverter switch.
The shared display of described intercom module and mobile module.
The shared power supply of described intercom module and mobile module.
The shared keyboard of described intercom module and mobile module.
The shared shell body of described intercom module and mobile module.
The shared antenna of described intercom module and mobile module.
Shared transmitter of described intercom module and mobile module and receiver.
The present invention compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, the present invention unites two into one the function of mobile phone and intercom, and is convenient for users, reasonably integrated available resources.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, below with preferred embodiment of the present invention and conjunction with figs. describe in detail as after.
Description of drawings
Fig. 1 is functional-block diagram of the present invention.
The part that frame of broken lines goes out among the figure is a mobile module
Fig. 2 is the circuit theory diagrams of intercom module
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, to a kind of mobile phone that foundation the present invention proposes with intercommunication function, its embodiment, structure, feature and effect thereof, describe in detail as after.
See also shown in Figure 1, a kind of mobile phone with intercommunication function, it mainly comprises: mobile module and intercom module, described mobile module comprises hand-set digit Analog Baseband, high-frequency transceiver, power amplifier, low noise amplifier, U4 central processing unit, memory, display, transmitter and receiver and loudspeaker power amplifier etc., and it is characterized in that: described U4 central processing unit also is connected with an intercom module.
Wherein: as shown in Figure 2, described U4 central processing unit is connected with the input and output Connection Block LJ2 module of intercom module.Described intercom module is connected with the U4 central processing unit by TXD, RXD, EN, the TR pin of LJ2 module.The V-OUT pin of described LJ2 input and output link block is connected with the receiver of mobile phone.V-IN is connected with the transmitter of mobile phone, and the TR pin links to each other with the T-OUT6 pin of U4 central processing unit, and central processing unit is by the transmission or the accepting state of this signal pins control intercommunication module; The EN pin links to each other with the T-OUT10 pin of U4 central processing unit, and during the intercommunication pattern, central processing unit is put height with this signal, makes the intercommunication module be in open mode; The TXD pin is the command-control signal input pin of mobile phone central processing unit.The output pin of the internal data of RXD pin intercom module; V-SD is the power supply pin of intercommunication module, and LJ2 the 8th pin is the grounding leg of intercommunication module.Described EN pin also is connected with a diverter switch (not drawing among the figure).Described intercom module and mobile module common display, power supply, keyboard, shell body, antenna, communication and receiver.
When opening the mobile phone intercommunication function by diverter switch, the mobile phone central processing unit is just opened the intercom module by the EN pin and is made it be in operating state, simultaneously central processing unit by the TXD pin with control command (as the intercommunication channel, parameters such as infrasonic frequency) deliver to the intercommunication module, next central processing unit is put the level of TR pin low, makes its intercommunication module be in receiving mode.The effect of the TR signal that the mobile phone central processing unit links to each other with the intercommunication module is to be used for controlling the intercommunication module to be in emission mode or receiving mode.Each step work of intercommunication module all is to be controlled by the input and output Connection Block LJ2 of the existing central processing unit of mobile phone by the intercom module. wherein LJ2 is as follows with being connected of mobile phone part: 1, V-OUT (output of intercommunication module audio signal), the other side's audio signal that this signal receives during for intercommunication, carry out power amplification in the IC9 by delivering to behind LJ2, C141, the R77, and drive the loud speaker sounding by the output of the 17th, 18 pin of IC9; 2, V-IN (input of intercommunication module audio), the voice signal that handset transmitter MIC1 picks up is delivered in the intercom module to the V-IN interface of LJ2 through C80-A; This signal of TR (transmission-reception control) links to each other with the T-OUT6 pin of mobile phone central processing unit, central processing unit links to each other with the EN pin by the T-OUT10 pin by the transmission or accepting state .EN (the intercommunication module enables pin) the mobile phone central processing unit of this signal pins control intercommunication module, when mobile phone open intercommunication pattern, central processing unit is put height with this signal, makes the intercommunication module be in open mode; TXD, RXD (command-control signal) mobile phone central processing unit is by the state of these two signal pins control intercommunication modules; V-SD is the power supply pin of intercommunication module, and LJ2 the 8th pin is the lower margin of intercommunication module.
Secondly, the transmitter of intercommunication module and receiver are equally also shared with mobile phone, when the intercommunication module is in accepting state, the loudspeaker power amplifier that the audio signal of intercommunication module output is input to mobile phone through audio frequency carries out power amplification and promotes sound horn. when intercommunication module during in accepting state, the faint voice signal that transmitter picks up amplifies through the audio frequency of mobile phone, and the input transfer of process audio frequency is to the intercommunication module.
The part of below not giving detailed description is all prior art.
The above, it only is preferred embodiment of the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the structure that can utilize above-mentioned announcement and technology contents are made a little change or be modified to the equivalent embodiment of equivalent variations, but every content that does not break away from technical solution of the present invention, all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did according to technical spirit of the present invention.
Claims (10)
1, a kind of mobile phone with intercommunication function, the signal of its antenna received is delivered to high frequency trigger and hand-set digit Analog Baseband through low noise amplifier, be input to the U4 central processing unit then, the signal of U4 central processing unit output sends back to high frequency trigger through mobile phone digital simulation base band, after amplifying, power amplifier sends again by duplexer, the U4 central processing unit also is connected with memory, display, communication and receiver and loudspeaker power amplifier in addition, it is characterized in that: described U4 central processing unit also is connected with an intercom module.
2, a kind of mobile phone with intercommunication function according to claim 1 is characterized in that: described U4 central processing unit is connected with the LJ2 input and output link block of described intercom module.
3, a kind of mobile phone with intercommunication function according to claim 2 is characterized in that: described U4 central processing unit is connected with TXD, RXD, EN, the TR pin of described LJ2 input and output link block.
4, a kind of mobile phone with intercommunication function according to claim 3, it is characterized in that: the V-OUT pin of described LJ2 input and output link block is connected with the receiver of mobile phone.V-IN is connected with the transmitter of mobile phone, and the TR pin links to each other with the T-OUT6 pin of U4 central processing unit, and central processing unit is by the transmission or the accepting state of this signal pins control intercommunication module; The EN pin links to each other with the T-OUT10 pin of U4 central processing unit, and during the intercommunication pattern, central processing unit is put height with this signal, makes the intercommunication module be in open mode; The TXD pin is the command-control signal input pin of mobile phone central processing unit.The output pin of the internal data of RXD pin intercom module; V-SD is the power supply pin of intercommunication module, and LJ2 the 8th pin is the grounding leg of intercommunication module.
5, according to claim 1,2,3 or 4 described a kind of mobile phones with intercommunication function, it is characterized in that: described EN pin also is connected with a diverter switch.
6, according to claim 1,2,3 or 4 described a kind of mobile phones, it is characterized in that: the shared display of described intercom module and mobile module with intercommunication function.
7, according to claim 1,2,3 or 4 described a kind of mobile phones, it is characterized in that: the shared power supply of described intercom module and mobile module with intercommunication function.
8, according to claim 1,2,3 or 4 described a kind of mobile phones, it is characterized in that: the shared keyboard of described intercom module and mobile module with intercommunication function.
9, according to claim 1,2,3 or 4 described a kind of mobile phones, it is characterized in that: the shared shell body of described intercom module and mobile module with intercommunication function.
10, according to claim 1,2,3 or 4 described a kind of mobile phones, it is characterized in that: shared transmitter of described intercom module and mobile module and receiver with intercommunication function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2004100585401A CN1630210A (en) | 2004-08-19 | 2004-08-19 | A mobile telephone having intercommunication function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2004100585401A CN1630210A (en) | 2004-08-19 | 2004-08-19 | A mobile telephone having intercommunication function |
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| CN1630210A true CN1630210A (en) | 2005-06-22 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101102571B (en) * | 2007-07-25 | 2010-06-02 | 中兴通讯股份有限公司 | Mobile terminal and multiplexing system of interphone |
| CN101094263B (en) * | 2007-07-17 | 2010-08-11 | 深圳市创翔通讯技术有限公司 | Handset device possessing function of talk back, and battery |
| CN101888441A (en) * | 2010-03-29 | 2010-11-17 | 北京亚际芯科技有限公司 | Wireless communication system supplementary with mobile phone communication system and implementing method thereof |
| CN102624963A (en) * | 2011-01-26 | 2012-08-01 | 上海华勤通讯技术有限公司 | Mobile phone with full duplex wireless intercom function, and implementation method thereof |
| CN101662318B (en) * | 2008-08-28 | 2012-11-21 | 展讯通信（上海）有限公司 | Method for controlling power in talkback communication between mobile terminals |
| CN101325756B (en) * | 2007-06-11 | 2013-02-13 | 英华达(上海)电子有限公司 | Apparatus for identifying mobile phone voice and method for activating mobile phone voice identification |
-
2004
- 2004-08-19 CN CNA2004100585401A patent/CN1630210A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101325756B (en) * | 2007-06-11 | 2013-02-13 | 英华达(上海)电子有限公司 | Apparatus for identifying mobile phone voice and method for activating mobile phone voice identification |
| CN101094263B (en) * | 2007-07-17 | 2010-08-11 | 深圳市创翔通讯技术有限公司 | Handset device possessing function of talk back, and battery |
| CN101102571B (en) * | 2007-07-25 | 2010-06-02 | 中兴通讯股份有限公司 | Mobile terminal and multiplexing system of interphone |
| CN101662318B (en) * | 2008-08-28 | 2012-11-21 | 展讯通信（上海）有限公司 | Method for controlling power in talkback communication between mobile terminals |
| CN101888441A (en) * | 2010-03-29 | 2010-11-17 | 北京亚际芯科技有限公司 | Wireless communication system supplementary with mobile phone communication system and implementing method thereof |
| CN102624963A (en) * | 2011-01-26 | 2012-08-01 | 上海华勤通讯技术有限公司 | Mobile phone with full duplex wireless intercom function, and implementation method thereof |
| CN102624963B (en) * | 2011-01-26 | 2014-05-14 | 上海华勤通讯技术有限公司 | Mobile phone with full duplex wireless intercom function, and implementation method thereof |
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Owner name: SONGXUNDA ZHONGKE ELECTRONICS ( SHENZHEN ) CO., L Free format text: FORMER OWNER: WU YUCE Effective date: 20060120 |
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Effective date of registration: 20060120 Address after: 518116, Longgang District, Guangdong City, Shenzhen province fun Ridge Industrial Zone Applicant after: Songxunda Zhongke Electronic (Shenzhen) Co., Ltd. Address before: Kei Ling fun industrial zone of Longgang District of Shenzhen City, Guangdong province 518116 Telsda Applicant before: Wu Yuce |
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