CN109525270B - Circuit board and wireless communication module - Google Patents
Circuit board and wireless communication module Download PDFInfo
- Publication number
- CN109525270B CN109525270B CN201811409090.4A CN201811409090A CN109525270B CN 109525270 B CN109525270 B CN 109525270B CN 201811409090 A CN201811409090 A CN 201811409090A CN 109525270 B CN109525270 B CN 109525270B
- Authority
- CN
- China
- Prior art keywords
- antenna
- circuit board
- chip
- wireless communication
- 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.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3816—Mechanical arrangements for accommodating identification devices, e.g. cards or chips; with connectors for programming identification devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Support Of Aerials (AREA)
Abstract
The invention discloses a circuit board and a wireless communication module. The circuit board includes: the circuit board body is provided with antenna connection portion, feeder and adjusting circuit, and antenna connection portion passes through the feeder and is connected with wireless communication module's chip electricity, and adjusting circuit is connected with the feeder electricity, and antenna connection portion is used for being connected with the antenna, through adjusting each circuit parameter of adjusting circuit to make wireless communication module's chip can with different model antenna phase-match. According to the embodiment of the invention, the adjusting circuit is arranged between the antenna connecting part and the chip of the wireless communication module, and the chip of the wireless communication module can be matched with antennas of different types by adjusting the adjusting circuit, so that the chip of the wireless communication module and the antenna can be ensured to be optimally matched when the antenna connected with the antenna connecting part is changed.
Description
Technical Field
The invention belongs to the technical field of wireless communication, and particularly relates to a circuit board and a wireless communication module.
Background
The wireless communication module is an important component for realizing wireless communication functions such as WiFi, bluetooth, zigBee. One of the existing wireless communication modules is a built-in onboard antenna, namely the antenna is arranged in a PCB (Printed Circuit Board ) of the wireless communication module, in the scheme, the antenna cannot be modified, a user cannot select a proper onboard antenna type according to actual requirements, and the onboard antenna occupies a larger space of the PCB, so that the miniaturization design of the wireless communication module is not facilitated; the other type can support the switching of the internal and external antennas, the antenna is built in the PCB of the wireless communication module, and an interface of an external antenna, such as an SMA (Sub-Miniture-A) or an IPEX antenna pedestal, is arranged on the PCB, and although the switching of the internal and external antennas can be realized, the type of the internal antenna cannot be changed, the interface form of the antenna pedestal is relatively fixed, the use of a user is inconvenient, and the design and manufacturing cost are increased by adding the antenna pedestal on the PCB.
Therefore, there is a need for a wireless communication module that can be adapted to various types of antennas to meet the needs of different users.
Disclosure of Invention
The embodiment of the invention provides a circuit board and a wireless communication module, which are suitable for antennas of various types.
In a first aspect, the present invention provides a circuit board, including: the circuit board body is provided with antenna connection portion, feeder and adjusting circuit, and antenna connection portion passes through the feeder and is connected with wireless communication module's chip electricity, and adjusting circuit is connected with the feeder electricity, and antenna connection portion is used for being connected with the antenna, through adjusting each circuit parameter of adjusting circuit to make wireless communication module's chip can with different model antenna phase-match.
According to an aspect of the present invention, the antenna connection portion is provided at an edge of the circuit board body.
According to an aspect of the present invention, an antenna connection part includes: the first through hole is arranged along the thickness direction of the circuit board body; and the bonding pad is arranged around the first through hole and extends to the edge of the circuit board, and the bonding pad is electrically connected with the feeder line.
According to one aspect of the invention, the feed line is arranged along the shortest distance of the antenna connection to the chip of the wireless communication module.
According to one aspect of the invention, the adjusting circuit comprises at least one antenna end adjusting circuit and at least one chip end adjusting circuit; the antenna end regulating circuit and the chip end regulating circuit are electrically connected with the feeder line.
According to one aspect of the invention, the antenna-side adjusting circuit and the chip-side adjusting circuit are both pi-type filter circuits.
According to one aspect of the invention, the conditioning circuit is disposed on an outer surface of the circuit board body.
According to one aspect of the invention, the antenna end adjusting circuit is arranged close to the antenna connecting part along the arrangement direction of the feeder line, the antenna end adjusting circuit is in a U-shaped structure, and one side edge of the U-shaped structure is arranged close to the antenna connecting part; the chip end regulating circuit is close to the chip setting of wireless communication module along the setting direction of feeder, chip end regulating circuit includes first horizontal portion, second horizontal portion and kink, first horizontal portion sets up in antenna end regulating circuit's one side that is close to wireless communication module's chip, and be parallel with one side of circuit board body, second horizontal portion all sets up in the one side that is close to wireless communication module's chip of first horizontal portion with the kink, second horizontal portion is parallel with first horizontal portion and partly is connected with first horizontal portion, the kink is right angle structure, the one end of kink is perpendicular to be connected at first horizontal portion, the direction of buckling of the other end is the same with the direction that the second horizontal portion stretches out first horizontal portion.
According to one aspect of the present invention, the circuit board body is further provided with at least one ground pin, and the at least one ground pin is disposed near the antenna connection portion.
In a second aspect, the present invention provides a wireless communication module comprising: the circuit board is the circuit board of any embodiment; and the chip is arranged on the circuit board and is electrically connected with the feeder line.
In the embodiment of the invention, the adjusting circuit is arranged between the antenna connecting part and the chip of the wireless communication module, and the chip of the wireless communication module can be matched with antennas of different types by adjusting the adjusting circuit, so that when the antenna connected with the antenna connecting part is changed, the chip of the wireless communication module and the antenna can be ensured to be optimally matched by adjusting the adjusting circuit.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort to a person of ordinary skill in the art.
Fig. 1 is a schematic structural diagram of a circuit board according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another circuit board according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a wireless communication module according to an embodiment of the present invention.
Detailed Description
Features and exemplary embodiments of various aspects of the invention are described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the invention by showing examples of the invention. In the drawings and the following description, at least some well-known structures and techniques have not been shown in detail in order not to unnecessarily obscure the present invention; also, the dimensions of some of the structures may be exaggerated for clarity. Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
The directional terms appearing in the following description are all directions shown in the drawings and do not limit the specific structure of the embodiment of the present invention. In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The embodiments will be described in detail below with reference to the accompanying drawings.
For a better understanding of the present invention, the circuit board and the wireless communication module according to the present invention are described in detail below in conjunction with fig. 1-3.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a circuit board according to an embodiment of the invention. The circuit board is used for a wireless communication module and comprises a circuit board body 1, wherein an antenna connecting part 11, a feeder line (not shown in the figure) and an adjusting circuit 12 are arranged on the circuit board body 1, and the antenna connecting part 11 is electrically connected with a chip of the wireless communication module through the feeder line. The conditioning circuit 12 is electrically connected to the feed line. The antenna connection part 11 is used for connecting with an antenna, and the chip of the wireless communication module can be matched with antennas of different models by adjusting various circuit parameters of the adjusting circuit 12.
It is understood that the chip of the wireless communication module may be disposed in the chip connection region shown in fig. 1.
In this embodiment, an adjusting circuit 12 is disposed between the antenna connection portion 11 of the circuit board body 1 and the chip of the wireless communication module, and the chip of the wireless communication module can be matched with antennas of different models by adjusting the circuit parameters of the adjusting circuit 12. In this way, the circuit parameters of the adjusting circuit 12 are only required to be adjusted according to the requirements of different users for connecting different antennas, and the whole circuit board is not required to be replaced, so that the design and production cost is saved.
It can be understood that, in the practical application process, the circuit board of the embodiment is fixed on the bottom board of the device which needs to realize the wireless communication function of the user, so that the built-in on-board antenna of the device can be connected, and the external antenna of the device can also be connected.
In some alternative embodiments, referring to fig. 2, a schematic structural diagram of another circuit board provided in the present invention is shown. The antenna connection portion 11 is provided at an edge of the circuit board body 1.
In these embodiments, the antenna connection portion 11 is provided at the edge of the circuit board body 1 to facilitate connection with an antenna. The design of the antenna connection part meets the requirements of most antennas, not only supports a spring antenna, but also supports a PIFA antenna, and the antenna connection part can be selected according to practical application when in use.
In some alternative embodiments, the antenna connection 11 includes a first via 111 and a pad 112. Wherein the first through hole 111 is provided along the thickness direction of the line board body 1. The pad 112 is disposed around the first through hole and extends to the edge of the circuit board body 1, and the pad 112 is electrically connected to the feeder line.
In these embodiments, the antenna connection portion 11 is provided with the first through hole 111 and the pad 112 so that the pad 112 is electrically connected with the feeder line provided inside the circuit board body 1. And the bonding pad 112 extends to the edge of the circuit board body 1, so that antennas of different types can be electrically connected with the bonding pad 112 in a welding mode, and further are electrically connected with a chip of the wireless communication module through a feeder line. The bonding pads 112 may be provided to facilitate connection of different types of antennas. Compared with the circuit board in the prior art, which is provided with the on-board antenna inside the circuit board, the circuit board of the embodiment has smaller size and can flexibly replace the connected antenna types; compared with the existing circuit board provided with the external interface, the circuit board of the embodiment can be connected with different antenna seats through the bonding pad 112 by wires or the antenna seats are directly welded at the bonding pad 112, and then the circuit board is connected with the antenna through the antenna seats, so that the flexibility of connection of the circuit board is improved. And moreover, an integrated antenna interface such as an antenna pedestal is not needed on the circuit board, so that the production cost is reduced.
In some alternative embodiments, the feeder line is disposed along the shortest distance between the antenna connection portion 11 and the chip of the wireless communication module, and the chip connection area is a location where the circuit board connects the chip as shown in fig. 2.
In these embodiments, the feeder line is disposed at the shortest distance between the antenna connection portion 11 and the chip of the wireless communication module, so that the loss of power can be effectively reduced.
Further, the adjusting circuit 12 may include at least one antenna end adjusting circuit 121 and at least one chip end adjusting circuit 122. It will be appreciated that each antenna end adjustment circuit 121 and each chip end adjustment circuit 122 are electrically connected to the feed line.
In this way, the adjusting circuit 12 includes at least one antenna end adjusting circuit 121 and at least one chip end adjusting circuit 122, and by adjusting the at least two circuits, the chip of the wireless communication module is matched with each type of antenna, thereby improving the accuracy of adjustment. It will be appreciated that the greater the number of antenna end adjustment circuits 121 and chip end adjustment circuits 122 included in the adjustment circuit 12, the more accurate the adjustment.
The antenna-side adjusting circuit 121 and the chip-side adjusting circuit 122 are both pi-type filter circuits. When the antenna to be connected to the antenna connection part 11 is changed, the inductance and capacitance of each pi-type filter circuit can be adjusted to maintain the optimal resistance value, such as 50Ω, between the chip of the wireless communication module and the antenna.
In some alternative embodiments, at least one ground pin 13 is further provided on the circuit board body 1. Wherein at least one ground pin 13 is arranged close to the antenna connection 11.
The arrangement of the ground pin 13 is compatible with, on the one hand, an external antenna of the chassis, such as a PIFA antenna, on which the circuit board is placed, and on the other hand, an antenna of the chassis on which the circuit board is placed. The stability of the whole circuit is improved.
In some alternative embodiments, the conditioning circuit 12 is disposed directly above the feed line in the thickness direction of the circuit board body 1 and is disposed at the surface of the circuit board body 1. Adjustment of the adjustment circuit 12 is facilitated to match the chip of the wireless communication module to various types of antennas.
Optionally, the adjusting circuit 12 includes an antenna end adjusting circuit 121 and a chip end adjusting circuit 122. The antenna end adjusting circuit 121 is disposed near the antenna connection portion 11 along the arrangement direction of the feeder line, and the shape of the antenna end adjusting circuit 121 disposed on the circuit board body 1 may be various, one of which may be a U-shaped structure, and one side 1211 of the U-shaped structure is disposed near the antenna connection portion 11. The chip-side adjusting circuit 122 is disposed near the chip of the wireless communication module along the direction of the feeder line, and may have various shapes disposed on the circuit board body 1, wherein one of the shapes is a structure that the chip-side adjusting circuit 122 includes a first transverse portion 1221, a second transverse portion 1222 and a bending portion 1223, wherein the first transverse portion 1221 is disposed on one side of the antenna-side adjusting circuit 121 near the chip of the wireless communication module and parallel to one side of the circuit board body 1. The second transverse portion 1222 and the bending portion 1223 are disposed on a side of the first transverse portion 1221 near the chip of the wireless communication module. The second transverse portion 1222 is disposed parallel to the first transverse portion 1221, and is partially connected to the first transverse portion 1221. The bending portion 1223 has a right-angle structure, one end of the bending portion 1223 is vertically connected to the first transverse portion 1221, and the bending direction of the other end is the same as the direction in which the second transverse portion 1222 extends out of the first transverse portion 1221.
In these embodiments, the antenna end adjusting circuit 121 and the chip end adjusting circuit 122 are configured as described above, and when the circuit board is applied to a wireless communication module, signal integrity is facilitated, and the ground pin 13 is disposed close to the antenna connection portion 11 and closer to the adjusting circuit 12, so that a power supply can form a loop nearby through the antenna end adjusting circuit 121 and the chip end adjusting circuit 122.
A second embodiment of the present invention provides a wireless communication module, which includes a wiring board and a chip 2, as shown with reference to fig. 3. The circuit board is the circuit board of any one of the embodiments, and the chip 2 is disposed on the circuit board and electrically connected with the feeder line. It will be appreciated that the chip 2 is disposed within the wiring board connection region shown in fig. 2.
In some alternative embodiments, the wireless communication module further includes a shielding cover, which is disposed outside the chip 2 and is connected to the circuit board body. The shielding can shield and protect the chip 2.
Because the embodiment of the present invention includes the circuit board of the above embodiment, the circuit board of the above embodiment has the beneficial effects and will not be described herein.
While the invention has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made and equivalents will be apparent to those skilled in the art without departing from the scope of the invention. Therefore, the protection scope of the invention is subject to the protection scope of the claims.
Claims (9)
1. A circuit board for a wireless communication module, comprising:
the circuit board body is provided with an antenna connecting part, a feeder line and an adjusting circuit, wherein the antenna connecting part is electrically connected with a chip of the wireless communication module through the feeder line, the adjusting circuit is electrically connected with the feeder line, the antenna connecting part is used for being connected with an antenna, and the chip of the wireless communication module can be matched with antennas of different types by adjusting various circuit parameters of the adjusting circuit;
the adjusting circuit comprises at least one antenna end adjusting circuit and at least one chip end adjusting circuit;
the antenna end adjusting circuit is arranged close to the antenna connecting part along the arrangement direction of the feeder line, the antenna end adjusting circuit is of a U-shaped structure, and one side edge of the U-shaped structure is arranged close to the antenna connecting part;
the chip end adjusting circuit is close to the chip of the wireless communication module along the setting direction of the feeder line, the chip end adjusting circuit comprises a first transverse portion, a second transverse portion and a bending portion, the first transverse portion is arranged on one side, close to the chip of the wireless communication module, of the antenna end adjusting circuit and is parallel to one side of the circuit board body, the second transverse portion and the bending portion are all arranged on one side, close to the chip of the wireless communication module, of the first transverse portion, the second transverse portion is arranged in parallel to the first transverse portion and is connected with the first transverse portion, the bending portion is in a right-angle structure, one end of the bending portion is perpendicularly connected with the first transverse portion, and the bending direction of the other end of the bending portion is identical to the direction of the second transverse portion extending out of the first transverse portion.
2. The circuit board of claim 1, wherein the antenna connection is disposed at an edge of the circuit board body.
3. The wiring board of claim 2, wherein the antenna connection portion comprises:
the first through hole is arranged along the thickness direction of the circuit board body;
and the bonding pad is arranged around the first through hole and extends to the edge of the circuit board, and the bonding pad is electrically connected with the feeder line.
4. The circuit board of claim 1, wherein the feed line is disposed along a shortest distance of the antenna connection and a chip of the wireless communication module.
5. The circuit board of claim 4, wherein each of the antenna-side adjusting circuits and each of the chip-side adjusting circuits are electrically connected to the feeder line.
6. The circuit board of claim 5, wherein the antenna-side adjusting circuit and the chip-side adjusting circuit are pi-type filter circuits.
7. The circuit board of claim 5, wherein the conditioning circuit is disposed on an outer surface of the circuit board body.
8. The circuit board of claim 1, wherein the circuit board body is further provided with at least one ground pin, at least one of the ground pins being disposed proximate to the antenna connection portion.
9. A wireless communication module, comprising:
a wiring board according to any one of claims 1 to 8;
and the chip is arranged on the circuit board and is electrically connected with the feeder line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811409090.4A CN109525270B (en) | 2018-11-23 | 2018-11-23 | Circuit board and wireless communication module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811409090.4A CN109525270B (en) | 2018-11-23 | 2018-11-23 | Circuit board and wireless communication module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109525270A CN109525270A (en) | 2019-03-26 |
| CN109525270B true CN109525270B (en) | 2023-08-08 |
Family
ID=65777325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811409090.4A Active CN109525270B (en) | 2018-11-23 | 2018-11-23 | Circuit board and wireless communication module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109525270B (en) |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101093910A (en) * | 2006-03-23 | 2007-12-26 | 日立金属株式会社 | A chip antenna, an antenna device and a communication equipment |
| CN101207232A (en) * | 2006-12-20 | 2008-06-25 | 连展科技电子（昆山）有限公司 | Apparatus and method for fixing coaxial cable yarn in aerial device |
| JP2008205557A (en) * | 2007-02-16 | 2008-09-04 | Matsushita Electric Ind Co Ltd | Antenna device |
| JP2009044561A (en) * | 2007-08-09 | 2009-02-26 | Alps Electric Co Ltd | Antenna matching circuit |
| JP2010050836A (en) * | 2008-08-22 | 2010-03-04 | Murata Mfg Co Ltd | Antenna matching circuit and antenna apparatus |
| JP2010218537A (en) * | 2009-02-23 | 2010-09-30 | Hitachi Information Systems Ltd | Rfid tag, communicating method thereof, and rfid tag detection device |
| CN102138252A (en) * | 2009-07-27 | 2011-07-27 | 夏普株式会社 | Antenna device and wireless communication terminal |
| CN203086462U (en) * | 2013-01-08 | 2013-07-24 | 上海庆科信息技术有限公司 | Embedded Wi-Fi wireless integrated module |
| CN103634019A (en) * | 2013-11-08 | 2014-03-12 | 小米科技有限责任公司 | Radio-frequency front end and communication device |
| CN203588296U (en) * | 2013-12-03 | 2014-05-07 | 上海海典软件有限公司 | Active RFID tag |
| CN204119229U (en) * | 2014-08-22 | 2015-01-21 | 浙江恒科实业有限公司 | Based on the stereo module of bluetooth 2.1 wireless protocols |
| JP2015035697A (en) * | 2013-08-08 | 2015-02-19 | 日本精機株式会社 | Remote operation device |
| CN104779438A (en) * | 2014-01-15 | 2015-07-15 | 启碁科技股份有限公司 | Wireless communication device and method for adjusting antenna matching |
| CN104885373A (en) * | 2012-12-26 | 2015-09-02 | 株式会社村田制作所 | Switch module |
| CN105281035A (en) * | 2015-05-28 | 2016-01-27 | 维沃移动通信有限公司 | Mobile terminal antenna switching method and mobile terminal thereof |
| CN106936465A (en) * | 2015-12-28 | 2017-07-07 | 苹果公司 | Radio-based electronic devices with radio frequency sensor |
| JP2018182505A (en) * | 2017-04-11 | 2018-11-15 | 株式会社デンソーテン | Antenna amplifier unit and receiving system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7864133B2 (en) * | 2007-02-26 | 2011-01-04 | Broadcom Corporation | Method and system for software defined antenna control |
| US8861646B2 (en) * | 2011-10-10 | 2014-10-14 | Lg Innotek Co., Ltd. | Terminal comprising multi-antennas and method of processing received frequency |
| CN104425898B (en) * | 2013-08-22 | 2019-05-21 | 深圳富泰宏精密工业有限公司 | The wireless communication device of antenna structure and the application antenna structure |
| US20170194712A1 (en) * | 2016-01-06 | 2017-07-06 | Disruptive Technologies Research As | Antenna Match Tuning |
| JP6712765B2 (en) * | 2016-05-31 | 2020-06-24 | パナソニックＩｐマネジメント株式会社 | High frequency board |
| CN215268264U (en) * | 2021-05-08 | 2021-12-21 | 广州视源电子科技股份有限公司 | Radio frequency circuit board, radio frequency module and electronic equipment |
-
2018
- 2018-11-23 CN CN201811409090.4A patent/CN109525270B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101093910A (en) * | 2006-03-23 | 2007-12-26 | 日立金属株式会社 | A chip antenna, an antenna device and a communication equipment |
| CN101207232A (en) * | 2006-12-20 | 2008-06-25 | 连展科技电子（昆山）有限公司 | Apparatus and method for fixing coaxial cable yarn in aerial device |
| JP2008205557A (en) * | 2007-02-16 | 2008-09-04 | Matsushita Electric Ind Co Ltd | Antenna device |
| JP2009044561A (en) * | 2007-08-09 | 2009-02-26 | Alps Electric Co Ltd | Antenna matching circuit |
| JP2010050836A (en) * | 2008-08-22 | 2010-03-04 | Murata Mfg Co Ltd | Antenna matching circuit and antenna apparatus |
| JP2010218537A (en) * | 2009-02-23 | 2010-09-30 | Hitachi Information Systems Ltd | Rfid tag, communicating method thereof, and rfid tag detection device |
| CN102138252A (en) * | 2009-07-27 | 2011-07-27 | 夏普株式会社 | Antenna device and wireless communication terminal |
| CN104885373A (en) * | 2012-12-26 | 2015-09-02 | 株式会社村田制作所 | Switch module |
| CN203086462U (en) * | 2013-01-08 | 2013-07-24 | 上海庆科信息技术有限公司 | Embedded Wi-Fi wireless integrated module |
| JP2015035697A (en) * | 2013-08-08 | 2015-02-19 | 日本精機株式会社 | Remote operation device |
| CN103634019A (en) * | 2013-11-08 | 2014-03-12 | 小米科技有限责任公司 | Radio-frequency front end and communication device |
| CN203588296U (en) * | 2013-12-03 | 2014-05-07 | 上海海典软件有限公司 | Active RFID tag |
| CN104779438A (en) * | 2014-01-15 | 2015-07-15 | 启碁科技股份有限公司 | Wireless communication device and method for adjusting antenna matching |
| CN204119229U (en) * | 2014-08-22 | 2015-01-21 | 浙江恒科实业有限公司 | Based on the stereo module of bluetooth 2.1 wireless protocols |
| CN105281035A (en) * | 2015-05-28 | 2016-01-27 | 维沃移动通信有限公司 | Mobile terminal antenna switching method and mobile terminal thereof |
| CN106936465A (en) * | 2015-12-28 | 2017-07-07 | 苹果公司 | Radio-based electronic devices with radio frequency sensor |
| JP2018182505A (en) * | 2017-04-11 | 2018-11-15 | 株式会社デンソーテン | Antenna amplifier unit and receiving system |
Non-Patent Citations (1)
| Title |
|---|
| 射频天线的自动阻抗匹配研究;艾慧;《中国优秀硕士学位论文全文数据库 信息科技辑》;全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109525270A (en) | 2019-03-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9917357B2 (en) | Antenna system | |
| ES2947514T3 (en) | Wireless handheld devices, radiation systems, and manufacturing methods | |
| CN104795643B (en) | Full frequency band antenna system of mobile phone | |
| US8618986B2 (en) | Antenna designing method and data card single board of wireless terminal | |
| US8659485B2 (en) | Antenna designing method and data card single board of wireless terminal | |
| CN102956960A (en) | Antenna module | |
| US20130176181A1 (en) | Electronic devices | |
| CN108110407A (en) | Mobile terminal | |
| CN103299483B (en) | Substrate for antenna device and antenna device | |
| CN104995795B (en) | Inverted F shaped antenna and vehicle-mounted composite antenna apparatus | |
| CN109525270B (en) | Circuit board and wireless communication module | |
| CN204441460U (en) | A kind of IFA antenna of novel wide-band | |
| CN104600426B (en) | A kind of usb communication terminal | |
| CN104241809B (en) | The wireless communication device of antenna module and the application antenna module | |
| CN202513278U (en) | Terminal antenna | |
| JP4379004B2 (en) | Communication adapter and portable electronic device | |
| WO2011108094A1 (en) | Wireless transmission module and gsm multiband wireless transmission module | |
| CN211088501U (en) | Antenna assembly and electronic equipment | |
| TWI390943B (en) | Handheld electronic device | |
| CN105356038B (en) | Mobile terminal | |
| CN209105161U (en) | Wiring board and wireless communication module | |
| CN104205490B (en) | Antenna assembly | |
| CN207184759U (en) | Antenna match debugging module for bluetooth earphone | |
| CN207124287U (en) | A kind of antenna feed electric connection structure and mobile terminal | |
| CN217934201U (en) | Board carries antenna device and wireless earphone |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |