CN201758418U - MT improving energy consumption efficiency - Google Patents
MT improving energy consumption efficiency Download PDFInfo
- Publication number
- CN201758418U CN201758418U CN2010202713424U CN201020271342U CN201758418U CN 201758418 U CN201758418 U CN 201758418U CN 2010202713424 U CN2010202713424 U CN 2010202713424U CN 201020271342 U CN201020271342 U CN 201020271342U CN 201758418 U CN201758418 U CN 201758418U
- Authority
- CN
- China
- Prior art keywords
- portable terminal
- conversion module
- circuit board
- power amplifier
- thermo
- Prior art date
- 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.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The utility model discloses an MT (mobile terminal), which improves the energy consumption efficiency. The MT includes a circuit board and at least two power amplifier modules, and the power amplifier modules are electrically connected on the circuit board and used for amplifying communication signals of the MT, wherein a thermoelectric conversion module used for absorbing thermal energy generated by the power amplifier modules and converting into electric energy is further arranged on the MT, and an output terminal of the thermoelectric conversion module is electrically connected on the circuit board. Because the thermoelectric conversion module adopted on the MT can absorb the thermal energy generated by the power amplifier modules in working and convert into electric energy for utilization, the energy consumption efficiency of the MT can be improved; and meanwhile, the temperature rise of the MT after a long-time call can be reduced, the influence caused by high temperature on a user can be reduced, and the safety of a battery on the MT can be improved.
Description
Technical field
The utility model relates to the mobile communication terminal field of being with power amplifier, and in particular, what improvement related to is a kind of portable terminal that promotes energy consumption efficiency.
Background technology
At present, the energy consumption efficiency of communicating terminal is not very high, and most energy is all consumed by its power amplifier Power Amplifier (being called for short PA); Even the efficient of PA maximum power also has only about 40% when emission, this just means that the electric energy that has about 60% will convert heat energy to and be consumed.
With WCDMA (Wideband Code Division Multiple Access, Wideband Code Division Multiple Access (WCDMA)) terminal is an example, the operating current of PA maximum power can reach 500～700mA, this WCDMA terminal is after conversing for a long time, because energy consumption efficiency is not high, most electric weight is converted into useless heat, causes described WCDMA terminal more hot, its temperature can reach 60 ℃ even higher, and this use for the user can cause certain influence; In addition, high temperature has also stayed the hidden danger of secure context to the battery on this WCDMA terminal.
Therefore, prior art still haves much room for improvement and develops.
The utility model content
Order of the present utility model is, a kind of portable terminal that promotes energy consumption efficiency is provided, and can promote the energy consumption efficiency of communication terminal.
The technical solution of the utility model is as follows:
A kind of portable terminal that promotes energy consumption efficiency comprises a circuit board and at least one power amplifier module, and described power amplifier module is electrically connected on the described circuit board, is used to amplify the communication signal of portable terminal; Wherein, also be provided with a thermo-electric conversion module that is used to absorb the heat energy that is produced by described power amplifier module and converts electric energy on described portable terminal, the output of described thermo-electric conversion module is electrically connected on the described circuit board.
Described portable terminal, wherein, the temperature end of described thermo-electric conversion module is positioned at the back side of described circuit board, described relatively power amplifier setting; Described power amplifier is positioned at the front of described circuit board.
Described portable terminal, wherein, the output of described thermo-electric conversion module is electrically connected in the charging circuit on the described circuit board, is used for to the battery charge on the described portable terminal.
Described portable terminal, wherein, the output of described thermo-electric conversion module is electrically connected in the power supply circuits on the described circuit board, is used for powering to the LED lamp on the described portable terminal.
Described portable terminal, wherein, the output of described thermo-electric conversion module is electrically connected in the power supply circuits on the described circuit board, is used for powering to the display screen on the described portable terminal.
Described portable terminal, wherein, described thermo-electric conversion module is the thermoelectric conversion sheet of an adaptive described power amplifier layout.
A kind of portable terminal that promotes energy consumption efficiency provided by the utility model, owing on portable terminal, adopted thermo-electric conversion module, the heat energy that has produced when having absorbed power amplifier work, and converted thereof into electric energy and be used, thus the energy consumption efficiency of this portable terminal promoted; Simultaneously, also reduce the temperature rise after the portable terminal extended telephone conversation, reduced the influence that high temperature causes for user's use, the fail safe that has improved battery of mobile terminal.
Description of drawings
Fig. 1 is the flow chart that the utility model promotes portable terminal energy consumption efficiency method;
Fig. 2 is the flow chart that the utility model promotes detected temperatures in the portable terminal energy consumption efficiency method;
Fig. 3 is that the utility model promotes the flow chart that detects voltage in the portable terminal energy consumption efficiency method;
Fig. 4 is a kind of stacked structure schematic diagram that the utility model promotes the energy consumption efficiency portable terminal;
Fig. 5 is a kind of typical power amplifier schematic diagram that the utility model promotes the energy consumption efficiency portable terminal;
Fig. 6 is the applied thermo-electric conversion module transfer principle of a utility model portable terminal schematic diagram.
Embodiment
Below with reference to accompanying drawing, embodiment of the present utility model and embodiment are described in detail.
A kind of method that promotes energy consumption efficiency of the utility model is used for the inside of portable terminal, and one of its embodiment as shown in Figure 1, may further comprise the steps:
Step S110, the power amplifier that is used to amplify communication signal are arranged on the circuit board of described portable terminal, are positioned at the inside of described portable terminal, electrically connect with described circuit board; Heating and generation heat energy when described power amplifier is worked; For example, in the process of using described portable terminal to converse, the communication signal of amplifying emission and/or reception when described power amplifier is worked, and produce a large amount of heats in the course of the work;
Step S120, be arranged on the thermo-electric conversion module of described portable terminal inside, the heat energy that produces when absorbing described power amplifier work by heat conduction; Comprise with heat conduction, thermal convection, thermal radiation mode and directly and/or indirectly absorb heat energy;
Step S130, described thermo-electric conversion module become electric energy with the thermal power transfer that absorbs, and output on the described circuit board to be used.
Wherein, in described step S130, also can comprise the operation of temperature detection and/or voltage detecting:
(1) temperature detection, as shown in Figure 2:
The temperature value T of step S131, the described thermo-electric conversion module temperature end of detection
1And detect the temperature value T of described thermo-electric conversion module low-temperature end
2
Step S132, with the temperature value T of described temperature end
1Temperature value T with described low-temperature end
2Between temperature gap Δ T=T
1-T
2, with default temperature difference threshold values T
3Compare;
When described temperature gap Δ T meets or exceeds default temperature difference threshold values T
3The time, i.e. Δ T 〉=T
3The time, enter step S133a, introduce the output end voltage of described thermo-electric conversion module;
When described temperature gap Δ T does not reach default temperature difference threshold values T
3The time, i.e. Δ T＜T
3The time, the output end voltage that enters step S133b, the described thermo-electric conversion module of disconnection is introduced.
(2) voltage detecting, as shown in Figure 3:
The magnitude of voltage U of step S134, the described thermo-electric conversion module output of detection
1
Step S135, with the magnitude of voltage U that detects
1With default threshold voltage U
2Compare;
As the magnitude of voltage U that detects
1Meet or exceed default threshold voltage U
2The time, i.e. U
1〉=U
2The time, enter step S136a, introduce the output end voltage of described thermo-electric conversion module;
As the magnitude of voltage U that detects
1Do not reach default threshold voltage U
2The time, i.e. U
1＜U
2The time, the output end voltage that enters step S136b, the described thermo-electric conversion module of disconnection is introduced.
For this reason, the utility model proposes a kind of portable terminal that promotes energy consumption efficiency, comprise a circuit board and more than one power amplifier module, described power amplifier module is electrically connected on the described circuit board, is used to amplify the communication signal of portable terminal; One of its embodiment also is provided with a thermo-electric conversion module on described portable terminal, be used to absorb the heat energy that is produced by described power amplifier module and convert thereof into electric energy; Described thermo-electric conversion module is arranged on the inside of described portable terminal, and the output of described thermo-electric conversion module is electrically connected on the described circuit board, and the electric energy that is used for changing turns back on the described circuit board and is used.
Concrete, as shown in Figure 5, described power amplifier comprises the PA power amplifier 401 of a GSM, the PA1 power amplifier 402 of a WCDMA and the PA2 power amplifier 403 of a WCDMA, all is positioned at the positive 400a of described circuit board 400; The input of described thermo-electric conversion module 410 comprises a temperature end 410a and a low-temperature end 410b; Described temperature end 410a is positioned on the back side 400b of described circuit board 400, and described relatively power amplifier 401,402 and 403 is provided with; For example, the temperature end 410a of described thermo-electric conversion module 410 can be close on the back side 400b of described circuit board 400, owing to being provided with the through hole 420 that much is used for auxiliary heat dissipation on the circuit board 400 that is positioned at described power amplifier 401,402 or 403 belows, the heat major part that can make described power amplifier 401,402 or 403 produce in the course of the work all can arrive the temperature end 410a of described thermo-electric conversion module 410 by these through hole 420 thermal radiations and/or thermal convection; Add described power amplifier 401,402 or 403 contact with the positive 400a of described circuit board 400, and the back side 400b of described circuit board 400 contacts the conduction of heat that produces with the temperature end 410a of described thermo-electric conversion module 410, cause the temperature of described thermo-electric conversion module 410 temperature end 410a to rise rapidly, and form the bigger temperature difference with the low-temperature end 400b of this thermo-electric conversion module 400, thereby make the thermo-electric conversion module that semiconductor with two kinds of different kind of material characteristics is formed, the thermo-electric conversion module that perhaps adopts two kinds of dissimilar semi-conducting materials to be connected to form produces electromotive force ε at its output:
ε=α
s* (T
2-T
1) formula (1)
In the formula (1), the unit of electromotive force ε is V; α
sBe Seebeck (Seebeck) coefficient of used thermoelectric conversion semi-conducting material, unit is V/K, T
1Be the temperature end temperature, unit is K; T
2Be the low-temperature end temperature, unit is K.
In actual applications, a plurality of PN junctions can be in series and constitute a thermo-electric conversion module; Nowadays also there is product to emerge, for example, the thermo-electric conversion module series of products that Hi-Z company produces, this series thermo-electric conversion module can carry out thermoelectric effectively conversion in the temperature range between-20 ℃ to 300 ℃, power output reaches between the 2.5W to 19W, and the load voltage of output is between 1.65V to 3.30V.
Portable terminal of the present utility model is an example with the WCDMA terminal still, and as shown in Figure 5, the power amplifier on its circuit board 400 includes three PA, and one of them is the PA of GSM, and two is PA1 and the PA2 of WCDMA in addition; Described PA, PA1 and PA2 all are arranged on the front of circuit board 400, and the back side of circuit board 400 is not provided with components and parts can obtain better radiating effect and EMC characteristic; On the circuit board below described PA, PA1 or the PA2 400, also be provided with a plurality of through holes 420 and be used for heat radiation; As shown in Figure 4, be provided with thermo-electric conversion module 410 at the back side of described circuit board 400 400b; 410 rectangular part structures of this thermoelectricity modulus of conversion, the two sides is respectively temperature end 410a and low-temperature end 410b; Described temperature end 410a is close on the back side 400b of described circuit board 400, perhaps is connected on the back side 400b of described circuit board 400 by paste or rubber-like heat conductive silica gel.
The operation principle of described thermo-electric conversion module is as follows, this WCDMA terminal is during conversing, produce heat during the PA of GSM or the PA of WCDMA work, the heat of a part is transmitted to earlier on the circuit board contacted with it, be transmitted to again with the contacted described thermo-electric conversion module of this circuit board on; The heat of a part arrives on the described thermo-electric conversion module by the thermal convection and the thermal radiation of heat radiation through hole on the circuit board; The heat energy that described thermo-electric conversion module produces when absorbing PA work, as shown in Figure 6, cause the temperature of its temperature end 410a to rise, and form the temperature difference with its low-temperature end 410b, utilize semi-conductive Seebeck effect to produce electromotive force thus at the output of described thermo-electric conversion module, this output is connected on the circuit board of described WCDMA terminal, can insert in the charging circuit of its battery, charge to battery, reach the purpose that improves energy consumption by the recovery section electric energy, also can be directly connected on the power consumption module of this WCDMA terminal, for example, the LED lamp, display screen, touch-screen, bluetooth, earphone or the like directly inserts in the power supply circuits of these power consumption modules and gets final product, and equally can reach the purpose that improves energy consumption by saving battery power; Also reduce simultaneously the temperature rise of described WCDMA terminal, reduced high temperature the user is used the influence that causes, also reduced the potential safety hazard that high temperature stays for the battery of described WCDMA terminal, the fail safe that has improved battery.
Another kind of embodiment as the utility model portable terminal, described thermo-electric conversion module also can be set directly on the described power conversion module, for example, the temperature end of described thermo-electric conversion module and described power conversion module are close to setting, directly absorb the heat energy that produces in the described power conversion module work by heat conduction.
The utility model promotes the portable terminal of energy consumption efficiency and also above-mentioned dual mode can be implemented altogether, promptly, the back side at described circuit board, and in the front of described power conversion module, described thermo-electric conversion module is set respectively, with the secondary heat that the described power conversion module of abundant absorption produces, further improve the energy consumption efficiency of described portable terminal.
In addition, the utility model also proposes a kind of purposes of thermo-electric conversion module, comprises a thermo-electric conversion module, is used to absorb heat energy and converts electric energy to; One of its embodiment, this thermo-electric conversion module is arranged on the inside of a portable terminal, is used to absorb the heat energy that the power amplifier on the described portable terminal produces when amplifying communication signal, and converts thereof into electric energy; The output of described thermo-electric conversion module is electrically connected on the circuit board of described portable terminal, is used for the electric energy after the conversion is outputed to the charging circuit or the described power consumption module of described portable terminal; Described power consumption module comprises LED lamp, display screen, touch-screen, bluetooth, earphone or the like, directly outputs in the power supply circuits of these power consumption modules to get final product.
Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection range of the utility model claims.
Claims (6)
1. a portable terminal that promotes energy consumption efficiency comprises a circuit board and at least one power amplifier module, and described power amplifier module is electrically connected on the described circuit board, is used to amplify the communication signal of portable terminal; It is characterized in that also be provided with a thermo-electric conversion module that is used to absorb the heat energy that is produced by described power amplifier module and converts electric energy on described portable terminal, the output of described thermo-electric conversion module is electrically connected on the described circuit board.
2. portable terminal according to claim 1 is characterized in that, the temperature end of described thermo-electric conversion module is positioned at the back side of described circuit board, described relatively power amplifier setting; Described power amplifier is positioned at the front of described circuit board.
3. portable terminal according to claim 1 is characterized in that, the output of described thermo-electric conversion module is electrically connected in the charging circuit on the described circuit board, is used for to the battery charge on the described portable terminal.
4. portable terminal according to claim 1 is characterized in that, the output of described thermo-electric conversion module is electrically connected in the power supply circuits on the described circuit board, is used for powering to the LED lamp on the described portable terminal.
5. portable terminal according to claim 1 is characterized in that, the output of described thermo-electric conversion module is electrically connected in the power supply circuits on the described circuit board, is used for powering to the display screen on the described portable terminal.
6. according to arbitrary described portable terminal in the claim 1 to 5, it is characterized in that described thermo-electric conversion module is the thermoelectric conversion sheet of an adaptive described power amplifier layout.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202713424U CN201758418U (en) | 2010-07-23 | 2010-07-23 | MT improving energy consumption efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202713424U CN201758418U (en) | 2010-07-23 | 2010-07-23 | MT improving energy consumption efficiency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201758418U true CN201758418U (en) | 2011-03-09 |
Family
ID=43645706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202713424U Expired - Fee Related CN201758418U (en) | 2010-07-23 | 2010-07-23 | MT improving energy consumption efficiency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201758418U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101931347A (en) * | 2010-07-23 | 2010-12-29 | 惠州Tcl移动通信有限公司 | Method for raising energy consumption efficiency and mobile terminal thereof, and use of thermoelectric conversion module |
| WO2013033951A1 (en) * | 2011-09-06 | 2013-03-14 | 中兴通讯股份有限公司 | Mobile terminal and method for implementing intelligent temperature control thereby |
| CN103197746A (en) * | 2012-01-10 | 2013-07-10 | 联想(北京)有限公司 | Electronic terminal and implementation method thereof |
| CN103368244A (en) * | 2013-06-24 | 2013-10-23 | 深圳市中远航科技有限公司 | Terminal |
| WO2016177073A1 (en) * | 2015-08-17 | 2016-11-10 | 中兴通讯股份有限公司 | Device and method for displaying pattern by means of terminal emitting heat |
| CN112994622A (en) * | 2019-12-16 | 2021-06-18 | 大唐移动通信设备有限公司 | Doherty radio frequency power amplifier and communication equipment |
-
2010
- 2010-07-23 CN CN2010202713424U patent/CN201758418U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101931347A (en) * | 2010-07-23 | 2010-12-29 | 惠州Tcl移动通信有限公司 | Method for raising energy consumption efficiency and mobile terminal thereof, and use of thermoelectric conversion module |
| WO2012009983A1 (en) * | 2010-07-23 | 2012-01-26 | 惠州Tcl移动通信有限公司 | Energy consumption efficiency improving method, mobile terminal and application of thermoelectric conversion module |
| CN101931347B (en) * | 2010-07-23 | 2014-07-30 | 惠州Tcl移动通信有限公司 | Method for raising energy consumption efficiency and mobile terminal thereof, and use of thermoelectric conversion module |
| US9214619B2 (en) | 2010-07-23 | 2015-12-15 | Huizhou Tcl Mobile Communication Co., Ltd. | Method of improving energy consumption efficiency and mobile terminal thereof, and use of thermo-electric conversion module |
| WO2013033951A1 (en) * | 2011-09-06 | 2013-03-14 | 中兴通讯股份有限公司 | Mobile terminal and method for implementing intelligent temperature control thereby |
| CN103197746A (en) * | 2012-01-10 | 2013-07-10 | 联想(北京)有限公司 | Electronic terminal and implementation method thereof |
| CN103368244A (en) * | 2013-06-24 | 2013-10-23 | 深圳市中远航科技有限公司 | Terminal |
| CN103368244B (en) * | 2013-06-24 | 2015-11-04 | 深圳市中远航科技有限公司 | A kind of terminal |
| WO2016177073A1 (en) * | 2015-08-17 | 2016-11-10 | 中兴通讯股份有限公司 | Device and method for displaying pattern by means of terminal emitting heat |
| CN112994622A (en) * | 2019-12-16 | 2021-06-18 | 大唐移动通信设备有限公司 | Doherty radio frequency power amplifier and communication equipment |
| CN112994622B (en) * | 2019-12-16 | 2023-12-29 | 大唐移动通信设备有限公司 | Doherty radio frequency power amplifier and communication equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110309 Termination date: 20140723 |
|
| EXPY | Termination of patent right or utility model |