CN102957762A - Terminal equipment - Google Patents
Terminal equipment Download PDFInfo
- Publication number
- CN102957762A CN102957762A CN2011102372217A CN201110237221A CN102957762A CN 102957762 A CN102957762 A CN 102957762A CN 2011102372217 A CN2011102372217 A CN 2011102372217A CN 201110237221 A CN201110237221 A CN 201110237221A CN 102957762 A CN102957762 A CN 102957762A
- Authority
- CN
- China
- Prior art keywords
- antenna
- terminal equipment
- lower margin
- cdma
- circuit
- 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.)
- Pending
Links
Images
Landscapes
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The invention provides terminal equipment, aiming to solve the problem that existing terminal equipment required to be embedded with independent CDMA (code division multiple access) antenna and GPS (global position system) antenna is large in size and high in manufacturing cost. The terminal equipment comprises a circuit board, the circuit board is provided with an antenna, a CDMA circuit and a GPS chip, the CDMA circuit is connected with the antenna through a CDMA signal separation circuit, and the GPS chip is connected with the antenna through a GPS signal separation system. According to the technical scheme, multiplexing of the antenna is realized, CDMA function and GPS function are realized by one antenna, space occupation of the antenna inside the terminal equipment is reduced, the size of the terminal equipment is decreased, and manufacturing cost of the terminal equipment is lowered.
Description
Technical field
The present invention relates to the terminal technology field, particularly a kind of terminal equipment.
Background technology
Along with the development of science and technology, GPS (Global Positioning System, global positioning system) has become the basic configuration function of existing CDMA (Code Division Multiple Access, code division multiple access) terminal equipment.
Existing terminal equipment has the CDMA antenna to realize the CDMA function in internal configurations, and dispose gps antenna to realize the GPS function, therefore, terminal equipment has had two antennas, these two antennas not only can the larger inner space of occupied terminal equipment, but also can have a strong impact on the external styling of terminal equipment, and increase the volume of terminal equipment, increase the manufacturing cost of terminal equipment.
As seen, existing terminal equipment need to configure CDMA antenna and gps antenna at internal independence, and these built-in aerials have taken the larger inner space of terminal equipment, has increased the volume of terminal equipment, has increased the manufacturing cost of terminal equipment.
Summary of the invention
The embodiment of the invention provides a kind of terminal equipment, needs built-in independently CDMA antenna and gps antenna in order to solve existing terminal equipment, thus the problem of the manufacturing cost of the volume of appearance increase terminal equipment, increase terminal equipment.
The embodiment of the invention provides a kind of terminal equipment, comprises circuit board, is provided with on the described circuit board:
Antenna;
The code division multiple access circuit is connected with described antenna by the CDMA signals split circuit;
The global positioning system chip is connected with described antenna by the global positioning system signal split circuit.
Wherein, preferably, be provided with low noise amplifier between described global positioning system chip and the described global positioning system signal split circuit.
Wherein, preferably, the feedback pin of described antenna by antenna feed pin contact chip and described CDMA signals split circuit be connected the global positioning system signal split circuit and be connected.
Wherein, preferably, described antenna is for being with the lower margin antenna, not being with lower margin antenna or loop aerial.
Wherein, preferably, when described antenna was described band lower margin antenna, the lower margin of described antenna was connected with the ground of described circuit board with the parasitic element lower margin and is connected.
Wherein, preferably, the lower margin of described antenna is connected with the ground of described circuit board by antenna lower margin contact chip.
Wherein, preferably, the parasitic element lower margin of described antenna is connected with the ground of described circuit board by antenna parasitic element lower margin contact chip.
Wherein, preferably, described band lower margin antenna is that PIFA antenna or PIFA add passive antenna;
The described lower margin antenna of not being with is that unipole antenna or one pole add passive antenna.
In the terminal equipment that the embodiment of the invention provides, the reception signal of antenna enters CDMA demultiplexing circuit and gps signal split circuit, wherein, the CDMA demultiplexing circuit is isolated the CDMA signal from the reception signal of antenna, export the CDMA signal to the CDMA circuit and process, thereby realize the CDMA function; The gps signal split circuit is isolated gps signal from the reception signal of antenna, export gps signal to the GPS chip and process, thereby realize the GPS function.As seen, the terminal equipment that the embodiment of the invention provides has been realized the multiplexing of antenna, has guaranteed to realize CDMA function and GPS function with an antenna, has reduced antenna taking up room in terminal equipment inside, reduce the volume of terminal equipment, reduced the manufacturing cost of terminal equipment.
Description of drawings
Fig. 1 is the structural representation of a kind of circuit board of terminal equipment in the embodiment of the invention;
Fig. 2 is the structural representation of the circuit board of another kind of terminal equipment in the embodiment of the invention;
Fig. 3 is the structural representation of the circuit board of another terminal equipment in the embodiment of the invention.
Embodiment
For technical problem, technical scheme and advantage that the embodiment of the invention will be solved is clearer, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
As shown in Figure 1, the embodiment of the invention provides a kind of terminal equipment, comprises circuit board, is provided with on this circuit board:
Antenna;
The CDMA circuit is connected with antenna by the CDMA demultiplexing circuit;
The GPS chip is connected with antenna by the gps signal split circuit.
In the terminal equipment that the embodiment of the invention provides, the reception signal of antenna enters CDMA demultiplexing circuit and gps signal split circuit, wherein, the CDMA demultiplexing circuit is isolated the CDMA signal from the reception signal of antenna, export the CDMA signal to the CDMA circuit and process, thereby realize the CDMA function; The gps signal split circuit is isolated gps signal from the reception signal of antenna, export gps signal to the GPS chip and process, thereby realize the GPS function.As seen, the terminal equipment that the embodiment of the invention provides has been realized the multiplexing of antenna, has guaranteed to realize CDMA function and GPS function with an antenna, has reduced antenna taking up room in terminal equipment inside, reduce the volume of terminal equipment, reduced the manufacturing cost of terminal equipment.
Wherein, preferably, as shown in Figure 2, the feedback pin of above-mentioned antenna can be connected with the gps signal split circuit with the CDMA demultiplexing circuit by antenna feed pin contact chip.
Above-mentioned antenna can be embodied as band lower margin antenna, not be with lower margin antenna or loop aerial etc., and wherein, band lower margin antenna can be the PIFA antenna or PIFA adds passive antenna etc., is not with the lower margin antenna to can be unipole antenna or one pole adds passive antenna etc.Its technique can be iron plate, flexible printed circuit, pottery, printed circuit board, laser direct forming etc.
Wherein, when antenna was band lower margin antenna, as shown in Figure 3, the lower margin of antenna was connected with the parasitic element lower margin and can be connected with the ground (GND) of circuit board respectively.Preferably, the parasitic element lower margin of antenna can be connected with the ground of circuit board by antenna parasitic element lower margin contact chip (being arranged on the circuit board), and certainly, the parasitic element lower margin of antenna also can be connected with the ground of circuit board by other suitable interface unit; The lower margin of antenna can be connected with the ground of circuit board by antenna lower margin contact chip (being arranged on the circuit board), and certainly, the lower margin of antenna also can be connected with the ground of circuit board by other suitable interface unit.
Again as shown in Figure 3, preferably, also can be provided with low noise amplifier between GPS chip and the gps signal split circuit, low noise amplifier can further promote the performance of GPS chip.
Below illustrate the technical scheme that the embodiment of the invention provides.
If antenna is that then portable terminal comprises circuit board not with the CDMA antenna of lower margin, on circuit board: the feedback pin of CDMA antenna is connected with the gps signal split circuit with the CDMA demultiplexing circuit by antenna feed pin contact chip; The CDMA demultiplexing circuit is connected with the CDMA circuit; The gps signal split circuit is connected with the GPS chip by low noise amplifier; If antenna is the CDMA antenna with lower margin, then to remove outside the above-mentioned syndeton, the parasitic element lower margin of CDMA antenna also is connected with the ground of circuit board by antenna parasitic element lower margin contact chip; The lower margin of CDMA antenna also is connected with the ground of circuit board by antenna lower margin contact chip.
The following describes multiplexing this CDMA antenna of this portable terminal and realize the method for several functions:
Realize the CDMA function: because the feedback pin of CDMA antenna is connected with the CDMA demultiplexing circuit by antenna feed pin contact chip, therefore, the CDMA antenna receiving signal can be sent to the CDMA demultiplexing circuit; The CDMA demultiplexing circuit is therefrom isolated the CDMA signal; Because the CDMA demultiplexing circuit is connected with the CDMA circuit, and therefore, the CDMA demultiplexing circuit is sent to the CDMA circuit with the CDMA signal, by CDMA processing of circuit CDMA signal, thereby realized that the normal operation of CDMA antenna is at the CDMA state again.
Realize the GPS function: because the feedback pin of CDMA antenna is connected with the gps signal split circuit by antenna feed pin contact chip, therefore, the reception signal of CDMA antenna can be sent to the gps signal split circuit, and the gps signal split circuit is therefrom isolated gps signal; Because the gps signal split circuit is connected with the GPS chip by low noise amplifier, and therefore, gps signal enters into the GPS chip, process gps signal by the GPS chip again, thereby realized that the normal operation of CDMA antenna is at the gps antenna state.
Certainly, above-mentioned CDMA antenna can also be re-used to realize other function, such as FM (Frequency Modulation, FM receiver), BT (blue tooth, bluetooth) and the function such as WIFI (wireless fidelity, WLAN (wireless local area network)).
Above-described embodiment has been realized the multifunctional multiplexing of an antenna, need to compare for each functional independence arranges built-in aerial with prior art, reach a multiplexing antenna and realized the purpose of the functions such as CDMA function, GPS function, FM function, BT function, WIFI function, reduce the volume of terminal equipment, reduced the manufacturing cost of terminal equipment.
Portable terminal in the embodiment of the invention comprises the portable terminals such as 2G, 2.5G, 2.75G, 3G, 3.5G, 4G, can also be simulated television, Digital Television (CMMB, TDMB, DVB/T, DVB/H) etc.Antenna in the embodiment of the invention can be any type of antenna, such as CDMA antenna, gps antenna etc., specifically can select as required.
The above is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (8)
1. a terminal equipment comprises circuit board, it is characterized in that, is provided with on the described circuit board:
Antenna;
The code division multiple access circuit is connected with described antenna by the CDMA signals split circuit;
The global positioning system chip is connected with described antenna by the global positioning system signal split circuit.
2. terminal equipment as claimed in claim 1 is characterized in that,
Be provided with low noise amplifier between described global positioning system chip and the described global positioning system signal split circuit.
3. terminal equipment as claimed in claim 1 or 2 is characterized in that,
The feedback pin of described antenna by antenna feed pin contact chip and described CDMA signals split circuit be connected the global positioning system signal split circuit and be connected.
4. terminal equipment as claimed in claim 1 or 2 is characterized in that,
Described antenna is for being with the lower margin antenna, not being with lower margin antenna or loop aerial.
5. terminal equipment as claimed in claim 4 is characterized in that,
When described antenna was described band lower margin antenna, the lower margin of described antenna was connected with the ground of described circuit board with the parasitic element lower margin and is connected.
6. terminal equipment as claimed in claim 5 is characterized in that,
The lower margin of described antenna is connected with the ground of described circuit board by antenna lower margin contact chip.
7. terminal equipment as claimed in claim 5 is characterized in that,
The parasitic element lower margin of described antenna is connected with the ground of described circuit board by antenna parasitic element lower margin contact chip.
8. terminal equipment as claimed in claim 4 is characterized in that,
Described band lower margin antenna is that PIFA antenna or PIFA add passive antenna;
The described lower margin antenna of not being with is that unipole antenna or one pole add passive antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102372217A CN102957762A (en) | 2011-08-17 | 2011-08-17 | Terminal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102372217A CN102957762A (en) | 2011-08-17 | 2011-08-17 | Terminal equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102957762A true CN102957762A (en) | 2013-03-06 |
Family
ID=47765976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102372217A Pending CN102957762A (en) | 2011-08-17 | 2011-08-17 | Terminal equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102957762A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104467901B (en) * | 2013-09-25 | 2018-04-27 | 联想(北京)有限公司 | A kind of antenna multiplexed apparatus, method and electronic equipment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005064816A1 (en) * | 2003-12-18 | 2005-07-14 | Qualcomm Incorporated | Low-power wireless diversity receiver with multiple receive paths |
| CN201536363U (en) * | 2009-09-24 | 2010-07-28 | 宇龙计算机通信科技(深圳)有限公司 | Mobile terminal |
-
2011
- 2011-08-17 CN CN2011102372217A patent/CN102957762A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005064816A1 (en) * | 2003-12-18 | 2005-07-14 | Qualcomm Incorporated | Low-power wireless diversity receiver with multiple receive paths |
| CN201536363U (en) * | 2009-09-24 | 2010-07-28 | 宇龙计算机通信科技(深圳)有限公司 | Mobile terminal |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104467901B (en) * | 2013-09-25 | 2018-04-27 | 联想(北京)有限公司 | A kind of antenna multiplexed apparatus, method and electronic equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9577332B2 (en) | Electronic device and multi-band antenna | |
| US8483749B2 (en) | Mobile terminal device for receiving dual band signal using multiple resonance antenna | |
| CN108448250B (en) | Antenna system and communication terminal applying same | |
| US8330665B2 (en) | Antenna device and portable radio communication device comprising such antenna device | |
| CN102185623B (en) | Mobile terminal and multi-antenna realizing method thereof | |
| EP2337150B1 (en) | An antenna arrangement and a portable radio communication device comprising such an antenna arrangement | |
| WO2012139344A1 (en) | Nfc dual-mode mobile terminal and communication method thereof | |
| US20120121102A1 (en) | Earphone antenna device for receiving dual band signal | |
| TW201707279A (en) | Electronic device and its multi-band antenna | |
| CN101807935A (en) | Mobile terminal with shared built-in aerial and method for sharing built-in aerial | |
| KR20100020233A (en) | Multi-band antenna by using switching | |
| US20160197407A1 (en) | Communication terminal | |
| KR20140139213A (en) | Antenna apparatus and electronic device having the same | |
| US7706849B2 (en) | Mobile communication devices with internal antennas | |
| CN102891697B (en) | A kind of terminal equipment | |
| CN104183926A (en) | Slot antenna and intelligent terminal | |
| CN102484490A (en) | An antenna device and a portable radio communication device comprising such antenna device | |
| CN102637964A (en) | Antenna system and mobile terminal thereof | |
| CN101877619A (en) | Portable electronic device with functions of frequency modulation and multimedia broadcasting | |
| CN102957762A (en) | Terminal equipment | |
| CN104377430B (en) | Multi-band antenna | |
| CN102017291A (en) | An antenna device and a portable radio communication device comprising such an antenna device | |
| CN202374358U (en) | Terminal equipment | |
| CN103247856A (en) | Antenna device and mobile terminal | |
| CN101026385A (en) | Mobile communication devices |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130306 |