CN201571056U - Radio frequency module for mobile communication - Google Patents
Radio frequency module for mobile communication Download PDFInfo
- Publication number
- CN201571056U CN201571056U CN2009202618272U CN200920261827U CN201571056U CN 201571056 U CN201571056 U CN 201571056U CN 2009202618272 U CN2009202618272 U CN 2009202618272U CN 200920261827 U CN200920261827 U CN 200920261827U CN 201571056 U CN201571056 U CN 201571056U
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- radio
- frequency
- radio frequency
- combination unit
- cover plate
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Abstract
The utility model provides a radio frequency module for mobile communication, which comprises a cover plate, a baseplate, an intermediate frequency combination unit, a radio frequency combination unit, a control combination unit and a connector, wherein the intermediate frequency combination unit and the radio frequency combination unit are arranged on the baseplate, the control combination unit is arranged on the cover plate and is connected on the intermediate frequency combination unit through the connector, and the cover plate is connected with the baseplate in a locked way. In the radio frequency module for mobile communication of the utility model, through the design of the cover plate and the baseplate, the component combination units can be tridimensional connected, so that high frequency units needing to be shielded, such as the intermediate frequency combination unit and the radio frequency combination unit, can be shield, at the same time, low frequency units such as the control combination unit can be firmly fixed, and the high and low frequency units have good contact and reduced module size so as to highly integrate the size of the radio frequency module, and have anti-interference performance and compact and rational structure so as to optimize a plurality of performance indicators of the radio frequency module.
Description
Technical field
The utility model relates to moving communicating field, particularly about a kind of radio-frequency module that is used for mobile communication.
Background technology
Radio-frequency module has a lot of use, and the electronic equipment of all radio frequencies nearly all can be used.Such as: the radio-frequency module of mobile phone, navigation with the radio-frequency module of GPS receiver, the tuner of television set (also being a kind of form of radio-frequency module).The function of radio-frequency module converts radio signal to wired electric signal exactly, otherwise or.Why we will separate wired electric signal and radio signal, be because the particularity of radio signal, its weak output signal, it is very serious that interference is followed, and its power capability is very big, that is to say that it disturbs others or disturbed by others, so in the circuit the inside, usually all they and general circuit are separated, various aspects are separated, power supply, ground wire, space or the like.
As above-mentioned description, existing radio-frequency module often can carry out special wires design or design pcb board separately for its interference free performance it, like this will increase the difficulty and the cost of design, also can strengthen the volume of the device that uses this radio-frequency module.
The utility model content
In order to overcome above-mentioned the deficiencies in the prior art, the utility model provides a kind of radio-frequency module that is used for mobile communication that can solve the cross-interference issue between circuit and the circuit.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of radio-frequency module that is used for mobile communication is provided, it comprises cover plate, base plate, intermediate frequency assembled unit, radio frequency combining unit, control combination unit and connector, described intermediate frequency assembled unit and radio frequency combining unit are arranged on the described base plate, described control combination unit is arranged on the described cover plate, and be connected on the described intermediate frequency assembled unit by connector, described cover plate and described base plate are by being fastened and connected.
The scheme that the utility model solves further technical problem is: described intermediate frequency assembled unit and radio frequency combining unit are connected on this base plate by securing member, and carry out the circuit connection by silver-coated copper wire.
The scheme that the utility model solves further technical problem is: described cover plate is connected with securing member by installing hole with described base plate.
The scheme that the utility model solves further technical problem is: the inner surface of described cover plate a plurality of cavitys are set, described cavity is corresponding with intermediate frequency assembled unit, radio frequency combining unit on being arranged on base plate.
Compared to prior art, the radio-frequency module that is used for mobile communication of the present utility model connects by the solid that the design that utilizes cover plate and base plate reaches the components and parts assembled unit, making needs the high frequency unit of shielding to obtain shielding, as the intermediate frequency assembled unit, the radio frequency combining unit, make that simultaneously low frequency cell fixedly secures, as the control combination unit, and make high, the good contact of low frequency cell, reduce the module volume, make the radio-frequency module volume height integrated, interference free performance is also fine, compact conformation is reasonable, make a plurality of performance index of radio-frequency module be optimized, improved the reliability of radio-frequency module, reduced product cost again.
Description of drawings
Fig. 1 is the structure of cover plate front view that is used for the radio-frequency module of mobile communication of the present utility model.
Fig. 2 is the inner surface structure schematic diagram of the cover plate of the radio-frequency module that is used for mobile communication of the present utility model.
Fig. 3 is that cover plate and the base plate that is used for the radio-frequency module of mobile communication of the present utility model fastens schematic diagram.
Fig. 4 is the base arrangement schematic diagram that is used for the radio-frequency module of mobile communication of the present utility model.
Fig. 5 is the cover plate of the radio-frequency module that is used for mobile communication of the present utility model and the structural representation of control combination unit.
Embodiment
Following content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.
See also Fig. 1 to Fig. 3, the utility model provides a kind of radio-frequency module that is used for mobile communication, it comprises cover plate 1, base plate 2, intermediate frequency assembled unit 3, radio frequency combining unit 4, control combination unit 5 and connector 8, described intermediate frequency assembled unit 3 and radio frequency combining unit 4 are arranged on the described base plate 2, connect with securing member 6, and the connection of being undertaken on the circuit by silver-coated copper wire 7; Described control combination unit 5 is arranged on the described cover plate 1, and is connected on the intermediate frequency assembled unit 3 by connector 8; Described cover plate 1 is connected and fixed with securing member 6 by installing hole with described base plate 2.
The inner surface of described cover plate 1 a plurality of cavitys are set, described cavity is corresponding with intermediate frequency assembled unit 3, radio frequency combining unit 4 on being arranged on base plate 2, can intermediate frequency assembled unit 3, the radio frequency combining unit 4 that be arranged on the base plate 2 be sealed, radiofrequency signal is played a part mutual shielding, solve the cross-interference issue between circuit and the circuit, further enhance product performance.
The radio-frequency module that is used for mobile communication of the present utility model is changed traditional with the conventional method in the radio frequency combining unit fixed cavity, but intermediate frequency assembled unit 3, radio frequency combining unit 4 are contacted with base plate 2 in large area, by using securing member 6 intermediate frequency assembled unit 3, radio frequency combining unit 4 are fixed on the base plate 2.Compare with traditional fabric swatch, make original plane fabric swatch, being separately positioned on cover plate 1 and 2 two aspects of base plate till now saved 1/3rd areas than conventional planar fabric swatch, structural volume saves 1/2nd, has saved printed board sheet material expense and structural material expense.
Intermediate frequency assembled unit 3 of the present utility model can adopt two kinds of different sheet materials with radio frequency combining unit 4, and in the traditional scheme, intermediate frequency assembled unit 3 and radio frequency combining unit 4 all are that design is on a high performance sheet material, though satisfied radio frequency combining unit 4 demanding characteristics, sheet material cost height.
And the radio-frequency module that is used for mobile communication of the present utility model, described intermediate frequency assembled unit 3 can use common sheet material, described radio frequency combining unit 4 can adopt high-performance sheet material, not only satisfy the needs of different circuit functions but also reduce board cost, can not reduce the performance of product again, functionalization has been separated intermediate frequency assembled unit 3 and radio frequency combining unit 4 simultaneously, can not change entire circuit again because of the partial circuit upgrading, like this, improve the versatility of product, made things convenient for the upgrading of product again.
The signal processing that the base plate 2 of this frequency assembled unit 3 and radio frequency combining unit 4 is set is placed on its back side, and radio frequency combining unit 4 carries out multipoint earthing, makes the signal effective isolation, and protection device prevents self-excitation, can reduce the excessive problem of temperature rise of bringing of power again.
The radio-frequency module that is used for mobile communication of the present utility model connects by the solid that the design that utilizes cover plate and base plate reaches the components and parts assembled unit, making needs the high frequency unit of shielding to obtain shielding, as the intermediate frequency assembled unit, the radio frequency combining unit, make that simultaneously low frequency cell fixedly secures, as the control combination unit, and make high, the good contact of low frequency cell, reduce the module volume, make the radio-frequency module volume height integrated, interference free performance is also fine, and compact conformation is reasonable, makes a plurality of performance index of radio-frequency module be optimized, improve the reliability of radio-frequency module, reduced product cost again.
Claims (4)
1. radio-frequency module that is used for mobile communication, it is characterized in that: it comprises cover plate, base plate, intermediate frequency assembled unit, radio frequency combining unit, control combination unit and connector, described intermediate frequency assembled unit and radio frequency combining unit are arranged on the described base plate, described control combination unit is arranged on the described cover plate, and be connected on the described intermediate frequency assembled unit by connector, described cover plate and described base plate are by being fastened and connected.
2. the radio-frequency module that is used for mobile communication according to claim 1 is characterized in that: described intermediate frequency assembled unit and radio frequency combining unit are connected on this base plate by securing member, and carry out the circuit connection by silver-coated copper wire.
3. according to the described radio-frequency module that is used for mobile communication of claim l, it is characterized in that: described cover plate is connected with securing member by installing hole with described base plate.
4. the radio-frequency module that is used for mobile communication according to claim 1 is characterized in that: the inner surface of described cover plate a plurality of cavitys are set, described cavity is corresponding with intermediate frequency assembled unit, radio frequency combining unit on being arranged on base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202618272U CN201571056U (en) | 2009-12-25 | 2009-12-25 | Radio frequency module for mobile communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202618272U CN201571056U (en) | 2009-12-25 | 2009-12-25 | Radio frequency module for mobile communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201571056U true CN201571056U (en) | 2010-09-01 |
Family
ID=42663357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202618272U Expired - Lifetime CN201571056U (en) | 2009-12-25 | 2009-12-25 | Radio frequency module for mobile communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201571056U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109462375A (en) * | 2018-09-28 | 2019-03-12 | 广州开信通讯系统有限公司 | Power amplifier |
-
2009
- 2009-12-25 CN CN2009202618272U patent/CN201571056U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109462375A (en) * | 2018-09-28 | 2019-03-12 | 广州开信通讯系统有限公司 | Power amplifier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100901 |