WO2009154053A1 - 無線装置 - Google Patents
無線装置 Download PDFInfo
- Publication number
- WO2009154053A1 WO2009154053A1 PCT/JP2009/059134 JP2009059134W WO2009154053A1 WO 2009154053 A1 WO2009154053 A1 WO 2009154053A1 JP 2009059134 W JP2009059134 W JP 2009059134W WO 2009154053 A1 WO2009154053 A1 WO 2009154053A1
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- WIPO (PCT)
- Prior art keywords
- antenna
- frequency
- wireless device
- housing
- signal
- Prior art date
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/28—Combinations of substantially independent non-interacting antenna units or systems
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- 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
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
- H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
Definitions
- the present invention relates to a wireless device including two antennas having different operating frequencies.
- Patent Document 1 discloses a wireless device in which an upper housing 301 and a lower housing 302 are hinged by a hinge 303 as shown in FIGS. 11 (a) and 11 (b). .
- the upper housing 301 includes a substrate 304 and a conductor that functions as an antenna element, and this conductor is connected to the lower housing via a power feeding unit 307.
- the matching circuit 309 included in the body 302 is connected.
- the lower casing 302 includes a radio unit circuit 310 on the substrate 305, and the radio unit circuit 310 processes a high-frequency signal having a frequency at which the antenna element resonates.
- a wireless device including two antennas having different operating frequencies is also known.
- Such a wireless device having two antennas has many advantages, such as being able to use a plurality of communication systems having different frequencies, and enabling the use of the communication system and the reception of broadcast radio waves. is doing. For example, wireless communication using WCDMA (Wideband Code Division Multiple Access: 2 GHz) band is performed using one antenna, and UHF (Ultra High Frequency: 470 to 770 MHz) band is used using the other antenna. It becomes possible to receive TV radio waves.
- WCDMA Wideband Code Division Multiple Access: 2 GHz
- UHF Ultra High Frequency: 470 to 770 MHz
- Japanese Patent Publication Japanese Patent Laid-Open No. 2006-54843 (published on February 23, 2006)
- one antenna is provided in the upper casing, and the other antenna is a hinge section configured by an end of the upper casing and an end of the lower casing.
- the antenna characteristics of the antenna built in the hinge portion hereinafter referred to as a built-in antenna
- an antenna provided in the upper casing (hereinafter referred to as the casing) is provided with an antenna in the upper casing and a matching circuit for the antenna in the lower casing. (Referred to as a body antenna) and a matching circuit for the housing antenna are provided in the hinge portion. Therefore, since the built-in antenna is built in the hinge part, the built-in antenna and the power feeding part come close to each other. Moreover, this housing
- a ground is disposed in the vicinity of an antenna, it is known that the characteristics of the antenna deteriorate due to the influence of the ground.
- the power feeding unit close to the built-in antenna is connected to the housing antenna that is the ground pattern of the upper housing, the ground is close to the built-in antenna, and as a result, due to the influence of the power feeding unit, There arises a problem that the antenna characteristics of the built-in antenna deteriorate.
- the power feeding unit is also connected to the ground pattern of the lower housing through the matching circuit of the housing antenna, the ground is close to the built-in antenna, resulting in the influence of the power feeding unit. As a result, the antenna characteristics of the built-in antenna are further deteriorated.
- the present invention has been made to solve the above-described problems, and an object of the present invention is to provide one antenna in one of the two casings and connect the casing to the connecting portion where the two casings are connected.
- An object of the present invention is to provide a wireless device including an antenna different from the antenna included in the wireless device capable of reducing deterioration of characteristics of the antenna included in the connecting portion.
- a wireless device provides A first housing containing a first antenna that resonates at a first frequency; a second housing containing a matching unit for matching impedance of the first antenna; and the first housing A connecting portion for connecting the housing and the second housing, wherein the second antenna resonates at a second frequency different from the first frequency, and the matching portion is electrically connected to the first antenna.
- a first frequency transmission element that transmits the signal of the first frequency and blocks the signal of the second frequency is provided.
- the first antenna and the matching unit are coupled by the coupling unit provided in the coupling unit, and the second antenna is disposed in the coupling unit.
- the first antenna is connected to the ground of the upper casing, or the first antenna itself functions as a ground pattern on the upper casing when viewed from the second antenna.
- the matching portion for matching the impedance of the first antenna is connected to the ground of the lower housing. Therefore, the coupling portion is connected to the two grounds of the upper housing and the lower housing.
- the second antenna resonates on one of the signal path connecting the first antenna and the coupling unit and the signal path connecting the coupling unit and the matching unit.
- the wireless device when the wireless device includes the first frequency transmission element on the signal path that connects the first antenna and the coupling unit, the signal having the second frequency at which the second antenna resonates is coupled to the coupling unit. Is not conducted to the first antenna, which is the ground of the upper casing, and is blocked by the first frequency transmitting element. That is, in the second frequency component, the connection between the coupling portion and the ground of the upper housing is cut off. As a result, only the ground of the lower housing is connected to the coupling portion, and as a result, the action as the ground of the coupling portion close to the second antenna is reduced, and the electrical volume of the second antenna is growing.
- the connection between the coupling portion and the ground of the lower housing is blocked in the second frequency component.
- the action of the coupling portion close to the second antenna as a ground is reduced, and the electrical volume of the second antenna is increased.
- the coupling portion is not connected to any ground, and the action of the coupling portion close to the second antenna as a ground is eliminated, and the electrical volume of the second antenna becomes the largest.
- the first frequency transmission element has a characteristic of transmitting a signal having the first frequency at which the first antenna resonates
- the first antenna is provided by including the first frequency transmission element. The antenna characteristics will not deteriorate.
- the wireless device of the present invention is used as the ground of the coupling unit in the vicinity of the second antenna. Since the action can be reduced and the electric volume of the second antenna can be increased, the characteristic deterioration of the second antenna due to the proximity of the conductor serving as the ground to the second antenna can be reduced.
- the wireless device of the present invention includes one antenna in one of the two casings, and includes a different antenna from the antenna included in the casing at the connecting portion where the two casings are connected.
- the wireless device there is an effect that it is possible to reduce the deterioration of the characteristics of the antenna provided in the connecting portion.
- the wireless device includes the first housing incorporating the first antenna that resonates at the first frequency, and the matching unit for matching the impedance of the first antenna. And a second antenna that resonates at a second frequency different from the first frequency, and a connecting portion that connects the first housing and the second housing.
- a coupling unit including a coupling unit that electrically couples the matching unit to the first antenna, a signal path that connects the first antenna and the coupling unit, and the matching unit and the coupling unit. And a first frequency transmission element that transmits the signal of the first frequency and blocks the signal of the second frequency on at least one of the signal paths connecting the first and second sections.
- the wireless device of the present invention includes a single antenna in one of the two housings, and a wireless device including an antenna different from the antenna included in the housing at a connection portion where the two housings are connected. In the apparatus, it is possible to reduce the deterioration of the characteristics of the antenna provided in the connecting portion.
- FIG. 2A is a cross-sectional view showing the configuration of the wireless device according to the embodiment of the present invention.
- FIG. 2B is a cross-sectional view showing the configuration of the wireless device according to the embodiment of the present invention.
- It is a block diagram which shows the example of a connection of each reactance element which comprises the said filter element, when the transmission element with which the radio
- FIG. 6 is a block diagram illustrating another modification of the wireless device illustrated in FIG. 1 according to the embodiment of the present invention. It is a block diagram which shows the structure of the said radio
- FIG. 11A is a block diagram illustrating a configuration of a wireless device according to a conventional example.
- FIG.11 (b) is a block diagram which shows the structure of the radio
- Embodiment 1 Embodiment 1 of the present invention will be described below with reference to FIGS.
- FIG. 1 is a block diagram showing a configuration of a wireless device 1 in which the wireless device of the present invention is applied to a foldable mobile phone.
- the wireless device 1 includes an upper casing 10 (first casing) and a lower casing 20 (second casing) which are two casings. Are connected at a hinge portion 31 (connecting portion) including the end portion of the lower housing 20, and the upper housing 10 and the lower housing 20 have a folded structure hinged by the hinge portion 31. . With this structure, the upper housing 10 and the lower housing 20 are rotatable around the hinge portion 31.
- the upper housing 10 includes a housing antenna 11 (first antenna) made of a conductor pattern, A transmission element 12 (first frequency transmission element) that transmits only a high-frequency signal having a specific frequency.
- the hinge unit 31 has a frequency (second frequency: hereinafter referred to as the second frequency) different from the frequency (first frequency: hereinafter referred to as the first frequency) at which the housing antenna 11 resonates.
- a built-in antenna 32 (second antenna) that resonates.
- the lower casing 20 includes a radio unit circuit 25 that processes a high-frequency signal having a first frequency at which the casing antenna 11 resonates and a radio unit circuit 26 that processes a high-frequency signal having a second frequency at which the built-in antenna 32 resonates (signal processing).
- the matching circuits 23 and 24 and the radio circuit 25 and 26 are connected to the lower housing ground pattern 21 as shown in FIG. A detailed description of the transmissive elements 12 and 22 will be described later.
- the radio unit circuits 25 and 26 are circuits for processing the high-frequency signal of the first frequency and the high-frequency signal of the second frequency. This circuit configuration is the conventional circuit configuration disclosed in Patent Document 1. Therefore, detailed description thereof is omitted here.
- the housing antenna 11 resonates in the UHF (Ultra High Frequency: 470 to 770 MHz) band
- the built-in antenna 32 is in the GSM (Global System for Mobile Communications: 900 MHz) band
- GSM Global System for Mobile Communications: 900 MHz
- the case antenna 11 may be a multiband antenna that can resonate in a plurality of frequency bands
- the built-in antenna 32 may be an antenna that resonates in one frequency band. Good.
- the housing antenna 11 resonates in at least one frequency band of the UHF band, AMPS (Advanced Mobile Mobile Phone Service: 850 MHz) band, and GSM band
- the built-in antenna 32 includes a DCS band, a PCS band.
- the band may resonate with at least one frequency band of the WCDMA band.
- the frequency band in which the housing antenna 11 and the built-in antenna 32 resonate is as described above, but the frequency band in which each of the housing antenna 11 and the built-in antenna 32 resonates is Depending on the specifications of the wireless device, it can be changed as appropriate, and may resonate in a frequency band other than the frequency band described above.
- FIGS. 2 (a) and 2 (b) are cross-sectional views of the wireless device 1 along the line A shown in FIG. 1
- FIG. 2B is a cross-sectional view of the wireless device 1 along the line B shown in FIG.
- the hinge portion 31 includes an end portion of the upper housing 10 and an end portion of the lower housing 20, in other words, the upper housing 10 and the lower housing 20 are mutually connected.
- the upper housing 10 side of the hinge portion 31 includes a power feeding portion 33 (first conductor portion), and the lower housing 20 side has a power feeding portion 34 (second conductor portion).
- the power feeding portions 33 and 34 are made of a conductive member and are separated from each other. Therefore, the power feeding unit 33 and the power feeding unit 34 are non-conductive in direct current, but are coupled by a capacitance determined by the area and distance of the power feeding units 33 and 34 facing each other. Therefore, the high-frequency signal having the first frequency at which the housing antenna 11 resonates is transmitted.
- the transmissive element 12 is arranged so as not to overlap with the housing antenna 11 that is the ground pattern of the upper housing in the X direction in FIG.
- the element 22 is arranged so as not to overlap the lower housing ground pattern 21 in the X direction in the figure.
- the housing antenna 11 that is the ground pattern of the upper housing is not brought close to the range of 1 mm from the outer shape of the transmissive element 12, and the lower housing ground is placed in the range of 1 mm from the outer shape of the transmissive element 22. It is preferable not to bring the pattern 21 close to each other.
- the hinge portion 31 includes a built-in antenna 32 on the lower housing 20 side, and the built-in antenna 32 and the matching circuit 24 are connected. Therefore, the high frequency signal of the second frequency at which the built-in antenna 32 resonates is processed in the radio unit circuit 26 via the matching circuit 24.
- the wireless device 1 includes a transmission element 12 on a signal path that connects the housing antenna 11 and the power feeding unit 33, and In other words, the transmission element 22 is provided on the signal path that connects the power supply unit 34 and the matching circuit 23.
- the transmissive elements 12 and 22 will be described.
- a resin material is used for a cabinet (not shown) constituting the upper casing 10, and the casing antenna 11, the transmissive element is included in the cabinet made of this resin material.
- 12 and the power supply unit 33 a structure in which the power supply unit 33 is integrated with the cabinet of the upper housing 10 is also included in the scope of the present invention.
- a resin material is used for a cabinet (not shown) constituting the lower casing 20, and the built-in antenna 32, the power feeding unit are included in the cabinet made of this resin material.
- the transmissive element 22, the matching circuit 23, the matching circuit 24, the radio unit circuit 25, and the radio unit circuit 26 are included in the cabinet made of this resin material.
- the power feeding unit 34 is integrated with the cabinet of the lower housing 20 is also possible.
- the cabinet of the upper housing 10 is made of a resin material, and the housing antenna 10 is separately provided.
- the cabinet of the upper housing 10 is made of a conductive member such as a metal case.
- casing antenna 11 is also contained under the category of this invention.
- the transmissive elements 12 and 22 included in the wireless device 1 transmit a high-frequency signal having a first frequency at which the housing antenna 11 resonates, and cut off a high-frequency signal having a second frequency at which the built-in antenna 32 resonates. It is what you have.
- the transmissive elements 12 and 22 having this characteristic are constituted by filter elements in which reactance elements such as coils and capacitors are combined.
- FIGS. 3 (a) to 3 (e) and FIG. FIGS. 3 (a) to 3 (e) show examples of connection of reactance elements inside the filter elements when the transmissive elements 12 and 22 are constituted by filter elements combined with reactance elements such as capacitors and coils.
- FIG. 4A is an example of a block diagram showing a connection example e
- FIG. 4 shows an example of the arrangement of reactance elements in each of the connection examples ae shown in FIGS. 3A to 3E.
- a coil or a capacitor is arranged in each of the element A, the element B, and the element C shown in FIGS. 3A to 3E according to each connection example.
- the power feeding unit 33 is provided at the input terminal, and the output terminal.
- the housing antenna 11 is connected to the transmissive element 22
- the power feeding unit 34 is connected to the input terminal, and the matching circuit 23 is connected to the output terminal. Note that the connection destinations of the input terminal and the output terminal shown in FIGS. 3A to 3E may be reversed from the above.
- connection example when the connection example is applied to the transmissive element 12, the housing antenna 11 is connected to the input terminal, the power feeding unit 33 is connected to the output terminal, and the connection example is applied to the transmissive element 22.
- the input circuit may be connected to the matching circuit 23, and the output terminal may be connected to the power feeding unit 34.
- the filter element may be configured by connecting elements A and B in parallel between the input terminal and the output terminal as the internal structure of the filter element.
- connection example a as shown in FIG. 4, a coil is arranged in element A and a capacitor is arranged in element B.
- the element A and the element B are connected in parallel between the input terminal and the output terminal, and the element A and the element B are further connected on the output terminal side.
- a filter element may be configured by connecting the element C in series between the output terminal and the output terminal.
- a coil is arranged in the element A
- a capacitor is arranged in the element B
- a coil or a capacitor is arranged in the element C.
- the element A and the element B are connected in series between the input terminal and the output terminal, and the element C is connected in parallel to the element A and the element B.
- a filter element may be configured.
- a coil is arranged in the element A
- a capacitor is arranged in the element B
- a coil or a capacitor is arranged in the element C.
- the element A is connected between the input terminal and the output terminal
- the element B is connected between the connection point of the element A with the input terminal and the ground pattern
- the filter element may be configured by connecting the element C between the connection point of the element A to the output terminal and the ground pattern.
- this connection example d as shown in FIG. 4, as a first arrangement, a coil is arranged in the element A, a capacitor is arranged in the elements B and C, and a second arrangement, There are two arrangement examples, in which a capacitor is arranged in the element A and a coil is arranged in the elements B and C.
- the element A and the element B are connected in series between the input terminal and the output terminal, and further, the element is connected between the connection point of the element A and the element B and the ground pattern.
- a filter element may be configured by connecting C.
- a coil is arranged in the element A and the element B, a capacitor is arranged in the element C, and a second arrangement
- the inductance values and capacitance values of the reactance elements constituting the transmissive elements 12 and 22 are determined based on the connection examples and the arrangement examples shown in FIGS. 3 and 4. May be appropriately determined so as to have a characteristic of transmitting a high-frequency signal of the second frequency.
- the connection and arrangement of the reactance elements constituting the transmissive elements 12 and 22 are not limited to the connection examples and arrangement examples shown in FIGS. 3A to 3E and FIG. However, other connections and arrangements may be used as long as they have the above characteristics.
- the transmissive elements 12 and 22 need not be configured with the same connection and arrangement, but may be configured with different connections and arrangement.
- each of the transmissive elements 12 and 22 may be configured by combining a plurality of filters configured as shown in FIGS. 3 (a) to 3 (e). Specifically, two of the filters shown in FIG. 3A may be combined to form each of the transmission elements 12 and 22, or the filter shown in FIG. 3A and the filter shown in FIG. Each of the transmissive elements 12 and 22 may be configured in combination. In this embodiment, reactance elements such as coils and capacitors are used to form the transmission elements 12 and 22 as filter elements. However, the present invention is not limited to this, and a dielectric filter is used. The transmissive elements 12 and 22 may be configured.
- the transmissive elements 12 and 22 may be configured by a signal line pattern in an FPC (Flexible Printed Circuit) or a wiring board.
- the power feeding unit 33 and the power feeding unit 34 may be configured by FPC, and one FPC can have the function of the power feeding unit and the function of the transmissive element.
- the power feeding unit 33 is configured by FPC
- the transmission element 12 is configured by an FPC signal line pattern
- the FPC as the power feeding unit 33
- the FPC as the transmission element 12 as one FPC. It is also possible to form it integrally.
- the wireless device 1 includes the transmissive elements 12 and 22, so that the power feeding unit 33 is a ground pattern at the second frequency at which the built-in antenna 32 resonates.
- the connection between the power supply unit 34 and the lower casing ground pattern 21 is blocked.
- the power feeding units 33 and 34 adjacent to the built-in antenna 32 are separated from the ground pattern.
- the action of the power feeding units 33 and 34 close to the built-in antenna 32 as a ground is reduced.
- the electric volume of the built-in antenna 32 is increased.
- the wireless device 1 can reduce the deterioration of the characteristics of the built-in antenna 32 due to the proximity of the ground pattern.
- the power feeding units 33 and 34 are non-conductive and electromagnetically coupled.
- the present invention is not limited to this, and the power feeding units 33 and 34 are in contact with each other to be conductive.
- the wireless device 1 also has the same effect as described above.
- the wireless device 1 has a folding structure in which the upper housing 10 and the lower housing 20 are hinged by the hinge portion 31, but the present invention is not limited to this, and the upper housing 10 A sliding structure in which the body 10 slides with respect to the lower housing 20 may be used.
- wireless apparatus 1 which concerns on this embodiment is a structure provided with both the transmissive elements 12 and 22, this invention is not restricted to this, The structure provided with either the transmissive element 12 or the transmissive element 22 It may be.
- a radio apparatus including only the transmissive element 12 will be described as a first modification of the radio apparatus 1 described above, and a radio apparatus including only the transmissive element 22 will be described as a second modification of the radio apparatus 1 described above. .
- FIG. 5 is a block diagram showing a configuration of the wireless device 1 ′.
- the wireless device 1 ′ is a modification of the wireless device 1 shown in FIG. 1, and therefore, in the following description of the wireless device 1 ′, portions different from the wireless device 1 described above will be described.
- the members having the same function and action are denoted by the same reference numerals and the description thereof is omitted.
- the wireless device 1 ′ does not include the transmissive element 22 but includes only the transmissive element 12.
- the wireless device 1 ′ includes the transmissive element 12, so that the connection between the power feeding unit 33 and the housing antenna 11 that is the ground pattern of the upper housing 10 is cut off at the second frequency at which the built-in antenna 32 resonates. Will be.
- the electric capacity of the built-in antenna 32 is increased by reducing the action as the ground in the power feeding units 33 and 34 compared with the case where the transmissive element 12 is not provided. The characteristic deterioration of the antenna 32 can be reduced.
- FIG. 6 is a block diagram illustrating a configuration of the radio device 1 ′′.
- the wireless device 1 ′′ is a modification of the wireless device 1 shown in FIG. 1, and therefore, in the following description of the wireless device 1 ′′, portions different from the wireless device 1 described above will be described.
- the members having the same function and action are denoted by the same reference numerals and the description thereof is omitted.
- the wireless device 1 ′′ does not include the transmissive element 12 but includes only the transmissive element 22.
- the wireless device 1 ′′ includes the transmissive element 22, so that the built-in antenna 32 is provided.
- the connection between the power feeding unit 34 and the lower housing ground pattern 21 is cut off.
- the electric capacity of the built-in antenna 32 is increased by reducing the action as the ground in the power feeding units 33 and 34 as compared with the case where the transmissive element 22 is not provided.
- the characteristic deterioration of the antenna 32 can be reduced.
- the built-in antenna 32 is provided in the hinge portion 31 on the lower housing 20 side.
- the present invention is not limited to this, and the built-in antenna 32 is disposed on the upper housing 10 side.
- the structure provided in the hinge part 31 may be sufficient.
- the transmissive elements 12 and 22 are configured by filter elements.
- the transmissive elements 12 and 22 are replaced by RF switches that are switching elements instead of the filter elements. It may be configured.
- FIG. 7 is a block diagram illustrating a configuration for controlling the RF switch included in the wireless device 2 when the transmissive elements 12 and 22 are configured by an RF switch.
- the basic configuration of the wireless device 2 is the same as that of the wireless device 1 shown in the first embodiment, and therefore, different parts from the wireless device 1 of the first embodiment will be described here, and the same functions and operations will be shown.
- symbol is attached
- FIG. 7 only the members related to the control of the RF switch are described, and the other members shown in FIG. 1 are not shown.
- FIG. 7 (Configuration of wireless device 2) As shown in FIG. 7, the wireless device 2 in which the transmissive elements 12 and 22 are configured by RF switches is used to switch the transmissive elements 12 and 22 configured by the RF switches as shown in FIG. A control unit 41 and a control unit 40 that outputs an instruction signal to the switching control unit 41 are further provided.
- the transmissive element 12 is described as the RF switch 12
- the transmissive element 22 is described as the RF switch 22.
- FIG. 8 is a flowchart showing switching operation processing of the RF switches 12 and 22 in the wireless device 2.
- the control unit 40 determines whether or not the housing antenna 11 is activated. Detection is performed by a user interface (not shown) or the radio unit circuit 25 (S2).
- the activation of the housing antenna 11 here refers to a case where the user interface detects an instruction to start watching the television in the UHF band, which is the first frequency, in the user interface.
- the control unit 40 detects whether the built-in antenna 32 is activated by a user interface (not shown) or the wireless unit circuit 26. (S5).
- the activation of the built-in antenna 32 means that the user interface detects an instruction to start using the second frequency communication system from the user, or the second frequency communication system is a voice call or the like.
- the built-in antenna 32 and the radio unit circuit 26 receive an incoming call signal from the base station.
- control unit 40 determines in S6 that the first frequency communication system and the second frequency communication system can be used simultaneously, the process proceeds to S15.
- the control unit 40 determines that the two communication systems cannot be used at the same time, the control unit 40 performs processing for notifying the user that simultaneous use is not possible, and includes a communication system using the housing antenna 11 and a built-in It is detected which one of the two communication systems with the communication system using the antenna 32 is selected by the user (S7). In the present embodiment, in S7, the user selects either one of the two communication systems.
- the present invention is not limited to this, and the control unit 40 has a housing.
- Priorities are preset for the frequency at which the body antenna 11 resonates and each of the plurality of frequencies at which the built-in antenna 32 can resonate, and the control unit 40 uses a communication system to be used based on the preset priorities. In other words, the antenna to be used may be automatically selected.
- control unit 40 when the control unit 40 detects that a communication system using the built-in antenna 32 has been selected, the control unit 40 outputs an instruction to end use of the housing antenna 11 to the radio unit circuit 25 ( S8). On the other hand, when the control unit 40 detects that the communication system using the housing antenna 11 has been selected, the process proceeds to S18.
- the control unit 40 After performing the process of S8, the control unit 40 outputs an instruction signal instructing the switching control unit 41 to turn off the RF switches 12 and 22, and the switching control unit 41 receives the instruction signal.
- the RF switches 12 and 22 are turned off (S9). Further, after the RF switches 12 and 22 are turned off, the wireless device 2 starts using the communication system of the second frequency using the built-in antenna 32 (S10).
- the control unit 40 first detects that the use of the built-in antenna 32 is terminated by the user interface or the wireless unit circuit 26 (not shown). Use of the two-frequency communication system is continued (S11).
- the end of use of the built-in antenna 32 means that the user interface detects an instruction to end the use of the second frequency communication system from the user or the second frequency communication system is in a voice call.
- the built-in antenna 32 and the radio unit circuit 26 receive a communication link disconnection signal from the base station.
- the control unit 40 when the control unit 40 detects that the use of the built-in antenna 32 is finished, the wireless device 2 finishes using the communication system of the second frequency (S12). After the process of S12, the control unit 40 detects whether or not a user interface (not shown) has received an instruction to turn off the power of the wireless device 2 by the user, and has been instructed to turn off the power. Is detected, the wireless device 2 turns off its own power supply and ends its operation processing. On the other hand, when the instruction to turn off the power of the wireless device 2 is not detected from the user interface, the control unit 40 proceeds to the process of S2.
- control unit 40 determines whether or not the built-in antenna 32 is activated from a user interface (not shown) or the radio unit circuit 26. Detect (S14).
- the control unit 40 proceeds to the process of S13, and when it is detected that the built-in antenna 32 is activated, the process proceeds to the process of S10.
- control unit 40 detects that the built-in antenna 32 is not activated, whether or not the user interface (not shown) or the radio unit circuit 25 has received an instruction to end use of the housing antenna 11 or a signal. Is detected (S18).
- the end of use of the housing antenna 11 here is a case where the user interface detects an instruction to end watching the television in the UHF band, which is the first frequency, in the user interface.
- the control unit 40 first detects that the use of the built-in antenna 32 is terminated by the user interface or the wireless unit circuit 26 (not shown). Use of the two-frequency communication system is continued (S16). In S16, when the control unit 40 detects that the use of the built-in antenna 32 is finished, the wireless device 2 finishes using the communication system of the second frequency (S17), and the control unit 40 performs the process of S18. Migrate to
- the control unit 40 determines whether the system of the housing antenna 11 is activated, in other words, whether the housing antenna 11 is used.
- Information (first antenna use information) is acquired from a user interface (not shown) or the radio unit circuit 25, and whether or not the system of the built-in antenna 32 is activated, in other words, the built-in antenna 32 is used.
- Information (second antenna use information) indicating whether or not the wireless switch is used is acquired from a user interface (not shown) or the radio unit circuit 26, and the RF switches 12 and 22 are switched based on the acquired two pieces of information.
- the wireless device 2 is close to the built-in antenna 32 when using the second frequency communication system using the built-in antenna 32 in a situation where the housing antenna 11 is not activated. Since the feeding parts 33 and 34 to be disconnected are separated from the ground pattern, it is possible to reduce the deterioration of the characteristics of the built-in antenna 32 due to the proximity of the ground pattern.
- the wireless device 2 is configured to include both the RF switches 12 and 22, but, similarly to the first modification and the second modification of the first embodiment, any one of the RF switches 12 and 22 is used.
- the structure provided with one side may be sufficient. Even in this case, the same operations and effects as the case where any one of the transmissive elements 12 and 22 described in the first and second modifications of the first embodiment is provided are provided.
- the transmissive elements 12 and 22 are configured by filter elements or RF switches.
- each of the transmissive elements 12 and 22 includes the filter element described in the first embodiment and the embodiment.
- the RF switch described in 2 may be combined.
- FIG. 9 is a block diagram illustrating a configuration of the wireless device 3 according to the present embodiment.
- the wireless device 3 of the third embodiment described below is a modification of the wireless device 1 of the first embodiment. Therefore, in the following third embodiment, portions different from the above-described first embodiment will be described, and members having the same functions and actions will be denoted by the same reference numerals and description thereof will be omitted.
- the wireless device 3 of the present embodiment is different from the wireless device 1 of the first embodiment in that the built-in antenna 32 and the matching circuit 24 have different characteristics from the transmissive elements 12 and 22.
- the transmissive element 27 is provided.
- the transmissive element 27 has a characteristic of transmitting the second frequency at which the built-in antenna 32 resonates and blocking the first frequency at which the housing antenna 11 resonates.
- a problem that may occur in a radio apparatus provided with two antennas in the upper housing and the hinge part will be described.
- one antenna is provided in an upper casing, a matching circuit for this antenna is provided in a lower casing, and the other antenna is connected to an end portion of the upper casing.
- an antenna built in the hinge hereinafter referred to as a built-in antenna
- an antenna provided in the upper housing hereinafter referred to as a housing antenna
- the built-in antenna is separated from the housing antenna.
- the proximity of the power feeding unit may cause a problem that the antenna characteristics of the housing antenna deteriorate. More specifically, when the high-frequency signal having a frequency at which the housing antenna resonates passes through the power supply unit of the housing antenna, a part of the electric capacity of the high-frequency signal is This is due to the fact that the gain of the housing antenna decreases as a result.
- the transmissive element 27 having the above-described characteristics between the built-in antenna 32 and the matching circuit 24, the first frequency with which the housing antenna 11 resonates is reduced.
- the electrical length of the built-in antenna 32 is shortened. Thereby, the electric capacity of the high frequency signal of the first frequency conducted from the power feeding parts 33 and 34 to the built-in antenna 32 is reduced, and as a result, the gain of the housing antenna 11 is improved.
- the transmissive element 27 included in the wireless device 3 may be configured by the filter element shown in FIGS. 3 and 4 of the first embodiment. Further, when the transmissive element 27 is configured as a filter element, it may be configured using a connection example of a reactance element as illustrated in FIG. 10 that is not illustrated in FIGS. 3 and 4. Specifically, as shown in FIG. 10, the input terminal and the output terminal are connected by a wiring, and a coil and a capacitor are connected in series between the wiring and the ground, so that a filter element can be configured. Good.
- the built-in antenna 32 is connected to the input terminal shown in FIG. 10, and the matching circuit 24 is connected to the output terminal.
- the transmissive element 27 may be configured by combining a plurality of filters configured as shown in FIGS. Specifically, the transmissive element 27 may be configured by combining two filters illustrated in FIG. 3A, or a combination of the filter illustrated in FIG. 3A and the filter illustrated in FIG.
- the transmissive element 27 may be configured.
- the reactance element such as a coil or a capacitor is used to configure the transmission element 27 as a filter element.
- the present invention is not limited to this, and a dielectric filter is used for transmission.
- the element 27 may be configured.
- the transmissive element 27 may be configured by a signal line pattern in an FPC (Flexible Printed Circuit) or a wiring board.
- FPC Flexible Printed Circuit
- the transmissive element 27 included in the wireless device 3 can also be configured by a switching element composed of an RF switch as described in the second embodiment.
- the RF switch provided as the transmissive element 27 is controlled by the control unit 40 and the switching control unit 41 described with reference to FIG. 7 of the second embodiment.
- the control unit 40 detects whether the system of the built-in antenna 32 is activated, in other words, whether the built-in antenna 32 is used, and based on the detected result, the control unit 40 40 switches the RF switch via the switching control unit 41. That is, when the built-in antenna 32 is in use, the RF switch makes the built-in antenna 32 and the radio circuit 26 conductive. On the other hand, when the built-in antenna 32 is not used, the RF switch is connected to the built-in antenna. 32 and the radio circuit 26 are made non-conductive.
- the wireless device 3 includes the transmissive element 27 between the built-in antenna 32 and the matching circuit 24.
- the wireless device 3 includes the matching circuit 24 and the wireless unit circuit 26. In this case, there is an effect that the antenna characteristics of the housing antenna 11 are improved.
- the transmission element 27 is configured by a filter element or an RF switch.
- the transmission element 27 may be configured by combining both the filter element and the RF element described above.
- the coupling portion further includes a first conductor portion connected to the first antenna and a second conductor portion connected to the matching portion. It is preferable that the first conductor portion and the second conductor portion are electromagnetically coupled.
- the first conductor portion and the second conductor portion constituting the coupling portion are electromagnetically coupled to each other, so that they can be arranged apart from each other.
- the first conductor portion is connected to the first antenna of the first housing, the first conductor portion is disposed in the first housing, and the second conductor portion is the second conductor portion. Since it is connected to the matching portion of the housing, it is arranged in the second housing.
- the coupling portion is constituted by the first conductor portion and the second conductor portion that are separated from each other, thereby coupling.
- the portion is configured by one conductor
- the physical stress applied to the coupling portion due to the movement of the first housing is greatly reduced.
- the wireless device of the present invention having the above-described configuration has poor electrical connection between the first housing and the second housing, as compared with the case where the coupling portion is configured by one conductor. The effect that it becomes possible to suppress generation
- the wireless device includes the first housing incorporating the first antenna that resonates at the first frequency, and the matching unit for matching the impedance of the first antenna. And a second antenna that resonates at a second frequency different from the first frequency, and a connecting portion that connects the first housing and the second housing.
- a coupling unit including a coupling unit that electrically couples the matching unit to the first antenna, a signal path that connects the first antenna and the coupling unit, and the matching unit and the coupling unit.
- a first frequency transmitting element that transmits the signal of the first frequency and blocks the signal of the second frequency on at least one of the signal paths connecting the first and second portions. It is characterized by.
- the first antenna and the matching unit are coupled by the coupling unit provided in the coupling unit, and the second antenna is disposed in the coupling unit.
- the first antenna is connected to the ground of the upper casing, or the first antenna itself functions as a ground pattern on the upper casing when viewed from the second antenna.
- the matching portion for matching the impedance of the first antenna is connected to the ground of the lower housing. Therefore, the coupling portion is connected to the two grounds of the upper housing and the lower housing.
- the second antenna resonates on one of the signal path connecting the first antenna and the coupling unit and the signal path connecting the coupling unit and the matching unit.
- the wireless device when the wireless device includes the first frequency transmission element on the signal path that connects the first antenna and the coupling unit, the signal having the second frequency at which the second antenna resonates is coupled to the coupling unit. Is not conducted to the first antenna, which is the ground of the upper casing, and is blocked by the first frequency transmitting element. That is, in the second frequency component, the connection between the coupling portion and the ground of the upper housing is cut off. As a result, only the ground of the lower housing is connected to the coupling portion, and as a result, the action as the ground of the coupling portion close to the second antenna is reduced, and the electrical volume of the second antenna is growing.
- the connection between the coupling portion and the ground of the lower housing is blocked in the second frequency component.
- the action of the coupling portion close to the second antenna as a ground is reduced, and the electrical volume of the second antenna is increased.
- the coupling portion is not connected to any ground, and the action of the coupling portion close to the second antenna as a ground is eliminated, and the electrical volume of the second antenna becomes the largest.
- the first frequency transmission element has a characteristic of transmitting a signal having the first frequency at which the first antenna resonates
- the first antenna is provided by including the first frequency transmission element. The antenna characteristics will not deteriorate.
- the wireless device of the present invention is used as the ground of the coupling unit in the vicinity of the second antenna. Since the action can be reduced and the electric volume of the second antenna can be increased, the characteristic deterioration of the second antenna due to the proximity of the conductor serving as the ground to the second antenna can be reduced.
- the wireless device of the present invention includes one antenna in one of the two casings, and includes a different antenna from the antenna included in the casing at the connecting portion where the two casings are connected.
- the wireless device there is an effect that it is possible to reduce the deterioration of the characteristics of the antenna provided in the connecting portion.
- the first frequency transmission element is a filter element.
- the first frequency transmission element constituted by the filter element can transmit the first frequency and block the second frequency.
- the first frequency transmitting element further includes first antenna usage information indicating whether the first antenna is used and the second antenna.
- the switching element switches between coupling and non-coupling between the first antenna and the matching unit based on the second antenna usage information indicating whether or not there is.
- the wireless device of the present invention includes the first antenna and the matching unit when the first antenna is not used and the second antenna is used. Can be unbound. That is, when a system using the second antenna is activated, it is possible to cut off conduction between at least one of the first antenna and the coupling unit and between the coupling unit and the matching unit. it can.
- the action of the coupling portion as viewed from the second antenna is reduced, and the electrical volume of the second antenna is increased.
- the second antenna is increased. This will reduce the deterioration of characteristics.
- the second casing further includes a signal processing unit that processes the signal of the second frequency, and a signal that connects the second antenna and the signal processing unit. It is preferable that a second frequency transmission element that transmits the signal of the second frequency and cuts off the signal of the first frequency is provided on the path.
- the coupling unit and the second antenna are both provided in the coupling unit, the coupling unit and the second antenna are close to each other. As a result, a part of the electric capacity of the signal having the first frequency transmitted through the coupling portion is conducted to the second antenna. As a result, the gain of the first antenna is lowered and the characteristics of the first antenna are deteriorated.
- the wireless device of the present invention cuts off the connection between the second antenna and the signal processing unit in the first frequency component, and the second frequency component in the first frequency component.
- the electrical length of the antenna can be shortened.
- the electrical capacity of the high-frequency signal of the first frequency conducted from the coupling portion to the second antenna is reduced, and as a result, the first antenna It becomes possible to reduce characteristic deterioration.
- the second frequency transmission element is a filter element.
- the second frequency transmission element constituted by the filter element can transmit the signal of the second frequency and block the signal of the first frequency.
- the second frequency transmission element further includes the second antenna and the signal based on second antenna usage information indicating whether or not the second antenna is used.
- a switching element that switches between conduction and non-conduction with the processing unit is preferable.
- the wireless device of the present invention can make the second antenna and the signal processing unit non-conductive when the second antenna is not used. Thereby, the electrical length of the second antenna can be shortened in a period in which the wireless device does not use the second antenna. Therefore, the wireless device of the present invention can reduce the deterioration of the characteristics of the first antenna when the first antenna is used in a period in which the second antenna is not used.
- the present invention provides a wireless device that includes one antenna in one of two housings, and a connection unit that connects the two housings with an antenna that is different from the antenna provided in the housing.
- the present invention provides a wireless device that can reduce deterioration of the characteristics of an antenna provided in a unit, and in particular, includes two antennas having different operating frequencies, and uses a plurality of communication systems, uses of communication systems, and broadcast radio waves. It can be used in a mobile phone capable of receiving.
- Radio apparatus 1 Radio apparatus 1 "Radio apparatus 2 Radio apparatus 3 Radio apparatus 10 Upper housing
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Abstract
Description
第1の周波数に共振する第1のアンテナを内蔵した第1の筐体と、上記第1のアンテナのインピーダンスの整合をとるための整合部を内蔵した第2の筐体と、上記第1の筐体と第2の筐体とを連結する連結部であって、上記第1の周波数とは異なる第2の周波数に共振する第2のアンテナと、上記整合部を上記第1のアンテナに電気的に結合させる結合部とを内蔵した連結部と、上記第1のアンテナと上記結合部とを繋ぐ信号経路上、および、上記整合部と上記結合部とを繋ぐ信号経路上の、少なくともいずれか一方に、上記第1の周波数の信号を透過し、かつ、上記第2の周波数の信号を遮断する第1周波数透過素子と、を備えていることを特徴としている。
本発明の実施形態1について、図1~図6を参照して以下に説明する。
まず、図1を参照して、本実施形態に係る無線装置1の構成を説明する。図1は、本発明の無線装置を、折り畳み式携帯電話に適用した無線装置1の構成を示すブロック図である。
特定の周波数の高周波信号のみを透過させる透過素子12(第1周波数透過素子)と、を備えている。ヒンジ部31は、自身の内部に、筐体アンテナ11が共振する周波数(第1の周波数:以下、第1周波数とする)とは異なる周波数(第2の周波数:以下、第2周波数とする)に共振する内蔵アンテナ32(第2のアンテナ)を有している。下筐体20は、筐体アンテナ11が共振する第1周波数の高周波信号を処理する無線部回路25と、内蔵アンテナ32が共振する第2周波数の高周波信号を処理する無線部回路26(信号処理部)と、無線部回路25に対して、筐体アンテナ11のインピーダンスの整合をとる整合回路23(整合部)と、無線部回路26に対して、内蔵アンテナ32のインピーダンスの整合をとる整合回路24と、下筐体グランドパターン21と、特定の周波数の高周波信号のみを透過させる透過素子22と、を備えている。ここで、整合回路23および24と、無線部回路25および26とは、図1に示すように、下筐体グランドパターン21に接続している。なお、透過素子12および22の詳細な説明については後述とする。また、上記の無線部回路25および26は、第1周波数の高周波信号および第2周波数の高周波信号の各々を処理する回路であり、この回路構成は、特許文献1に開示された従来の回路構成と同様であるため、ここでは詳細な説明は省略する。
次に、図2(a)および図2(b)を参照して、ヒンジ部31の詳細な構成を説明する。図2(a)は、図1に示すA線に沿った無線装置1の断面図であり、図2(b)は、図1に示すB線に沿った無線装置1の断面図である。
以下、本実施形態に係る無線装置1が備える透過素子12および22について説明する。まず、無線装置1が備える透過素子12および22は、筐体アンテナ11が共振する第1周波数の高周波信号を透過し、かつ、内蔵アンテナ32が共振する第2周波数の高周波信号を遮断する特性を有するものである。この特性を有する透過素子12および22は、コイルやコンデンサ等のリアクタンス素子が組み合わされたフィルタ素子で構成される。
まず、図5を参照して、無線装置1の変形例である無線装置1’について以下に説明する。図5は、無線装置1’の構成を示すブロック図である。なお、上述したように、この無線装置1’は、図1に示す無線装置1の変形例であるため、以下の無線装置1’の説明においては、上述した無線装置1と異なる箇所について説明し、同一の機能および作用を示す部材については、同一の符号を付しその説明を省略する。
次に、図6を参照して、無線装置1の変形例である無線装置1”について以下に説明する。図6は、無線装置1”の構成を示すブロック図である。なお、上述したように、この無線装置1”は、図1に示す無線装置1の変形例であるため、以下の無線装置1”の説明においては、上述した無線装置1と異なる箇所について説明し、同一の機能および作用を示す部材については、同一の符号を付しその説明を省略する。
上述した実施形態1においては、透過素子12および22を、フィルタ素子で構成したものであったが、本発明は、透過素子12および22を、フィルタ素子の代わりに、スイッチング素子であるRFスイッチで構成してもよい。
透過素子12および22を、RFスイッチで構成した無線装置2は、図1に示す無線装置1に対して、図7に示すように、RFスイッチより構成される透過素子12および22を制御する切替制御部41と、切替制御部41に指示信号を出力する制御部40とを、さらに備えている。また、図7においては、透過素子12をRFスイッチ12とし、透過素子22をRFスイッチ22として記載している。
次に、無線装置2における、RFスイッチ12および22の切替動作について、図8を参照して以下に説明する。図8は、無線装置2における、RFスイッチ12および22の切替動作処理を示すフローチャートである。
次に、本発明に係る実施形態3について、図9を参照して以下に説明する。図9は、本実施形態に係る無線装置3の構成を示すブロック図である。なお、以下に説明する実施形態3の無線装置3は、実施形態1の無線装置1の変形例となる。したがって、以下の実施形態3では、上述した実施形態1と異なる箇所について説明し、同一の機能および作用を示す部材については、同一の符号を付しその説明を省略する。
1’ 無線装置
1” 無線装置
2 無線装置
3 無線装置
10 上筐体(第1の筐体)
11 筐体アンテナ(第1のアンテナ)
12 透過素子(第1周波数透過素子、フィルタ素子、スイッチング素子)
20 下筐体(第2の筐体)
21 下筐体グランドパターン
22 透過素子(第1周波数透過素子、フィルタ素子、スイッチング素子)
23 整合回路(整合部)
26 無線部回路(信号処理部)
27 透過素子(第2周波数透過素子、フィルタ素子、スイッチング素子)
31 ヒンジ部(連結部)
32 内蔵アンテナ(第2のアンテナ)
33 給電部(結合部、第1の導体部)
34 給電部(結合部、第2の導体部)
Claims (9)
- 第1の周波数に共振する第1のアンテナを内蔵した第1の筐体と、
上記第1のアンテナのインピーダンスの整合をとるための整合部を内蔵した第2の筐体と、
上記第1の筐体と第2の筐体とを連結する連結部であって、上記第1の周波数とは異なる第2の周波数に共振する第2のアンテナと、上記整合部を上記第1のアンテナに電気的に結合させる結合部とを内蔵した連結部と、
上記第1のアンテナと上記結合部とを繋ぐ信号経路上、および、上記整合部と上記結合部とを繋ぐ信号経路上の、少なくともいずれか一方に、上記第1の周波数の信号を透過し、かつ、上記第2の周波数の信号を遮断する第1周波数透過素子と、を備えている無線装置。 - 上記結合部は、
上記第1のアンテナに接続された第1の導体部と、
上記整合部に接続された第2の導体部と、より構成されており、
上記第1の導体部と上記第2の導体部とが電磁的に結合している請求項1に記載の無線装置。 - 上記第1周波数透過素子は、フィルタ素子である請求項1に記載の無線装置。
- 上記第1周波数透過素子は、フィルタ素子である請求項2に記載の無線装置。
- 上記第1周波数透過素子は、上記第1のアンテナが使用されているか否かを示す第1アンテナ使用情報と、上記第2のアンテナが使用されているか否かを示す第2アンテナ使用情報とに基づいて、上記第1のアンテナと上記整合部との結合および非結合を切り替えるスイッチング素子である請求項1に記載の無線装置。
- 上記第1周波数透過素子は、上記第1のアンテナが使用されているか否かを示す第1アンテナ使用情報と、上記第2のアンテナが使用されているか否かを示す第2アンテナ使用情報とに基づいて、上記第1のアンテナと上記整合部との結合および非結合を切り替えるスイッチング素子である請求項2に記載の無線装置。
- 上記第2の筐体は、上記第2の周波数の信号を処理する信号処理部を備え、
上記第2のアンテナと上記信号処理部とを繋ぐ信号経路上に、上記第2の周波数の信号を透過し、かつ、上記第1の周波数の信号を遮断する第2周波数透過素子を備えている請求項1から6のいずれか1項に記載の無線装置。 - 上記第2周波数透過素子は、フィルタ素子である請求項7に記載の無線装置。
- 上記第2周波数透過素子は、上記第2のアンテナが使用されているか否かを示す第2アンテナ使用情報に基づいて、上記第2のアンテナと上記信号処理部との導通または非導通を切り替えるスイッチング素子である請求項7に記載の無線装置。
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CN200980108347.5A CN102017289B (zh) | 2008-06-19 | 2009-05-18 | 无线装置 |
US12/921,528 US8493270B2 (en) | 2008-06-19 | 2009-05-18 | Wireless device |
JP2010517819A JP5174904B2 (ja) | 2008-06-19 | 2009-05-18 | 無線装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103026548A (zh) * | 2010-06-02 | 2013-04-03 | 夏普株式会社 | 便携式无线机 |
WO2013157288A1 (ja) * | 2012-04-18 | 2013-10-24 | 株式会社 村田製作所 | 通信装置 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009154054A1 (ja) * | 2008-06-19 | 2009-12-23 | シャープ株式会社 | 無線装置 |
CN103633436B (zh) * | 2012-08-20 | 2016-06-01 | 联想(北京)有限公司 | 一种天线装置及具有该天线装置的电子设备 |
CN103780716A (zh) * | 2012-10-17 | 2014-05-07 | 邓志浩 | 加强手机讯号的方法及其结构 |
US9153857B2 (en) * | 2012-11-15 | 2015-10-06 | Chih-Hao Teng | Method for enhancing signal strength in mobile communication device |
CN105789823B (zh) * | 2016-03-30 | 2019-12-24 | 联想(北京)有限公司 | 一种电子设备 |
EP3513453B1 (en) | 2016-11-16 | 2021-12-29 | Hewlett-Packard Development Company, L.P. | Antennas selection based on sensors |
CN109216868B (zh) * | 2018-08-29 | 2021-02-19 | Oppo广东移动通信有限公司 | 天线组件及电子设备 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005086363A1 (ja) * | 2004-03-04 | 2005-09-15 | Murata Manufacturing Co., Ltd. | アンテナ装置およびそれを使用した無線通信機 |
JP2005328316A (ja) * | 2004-05-14 | 2005-11-24 | Sharp Corp | 無線通信機 |
JP2006508624A (ja) * | 2002-11-26 | 2006-03-09 | ソニー・エリクソン・モバイルコミュニケーションズ, エービー | ヒンジを有する携帯通信機器用のアンテナ |
JP2006157787A (ja) * | 2004-12-01 | 2006-06-15 | Matsushita Electric Ind Co Ltd | 折畳式携帯無線装置 |
WO2007032330A1 (ja) * | 2005-09-14 | 2007-03-22 | Matsushita Electric Industrial Co., Ltd. | 携帯無線機 |
WO2008004479A1 (fr) * | 2006-07-06 | 2008-01-10 | Sharp Kabushiki Kaisha | dispositif terminal sans fil portable |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3056118B2 (ja) | 1997-05-09 | 2000-06-26 | 埼玉日本電気株式会社 | 内蔵アンテナ構造 |
KR100550059B1 (ko) | 2000-06-30 | 2006-02-08 | 마츠시타 덴끼 산교 가부시키가이샤 | 휴대전화기 |
JP2002217755A (ja) | 2001-01-17 | 2002-08-02 | Toshiba Tec Corp | 携帯無線装置 |
EP1538694B1 (en) * | 2002-07-19 | 2010-04-14 | Panasonic Corporation | Portable wireless machine |
JP3613526B2 (ja) | 2003-01-24 | 2005-01-26 | 松下電器産業株式会社 | 携帯無線機 |
US8060167B2 (en) | 2002-07-19 | 2011-11-15 | Panasonic Corporation | Portable wireless machine |
JP2004134975A (ja) | 2002-10-09 | 2004-04-30 | Matsushita Electric Ind Co Ltd | 通信端末 |
EP1445821A1 (en) | 2003-02-06 | 2004-08-11 | Matsushita Electric Industrial Co., Ltd. | Portable radio communication apparatus provided with a boom portion |
JP4737937B2 (ja) | 2003-02-06 | 2011-08-03 | パナソニック株式会社 | 携帯無線通信装置 |
US6861989B2 (en) | 2003-07-03 | 2005-03-01 | Motorola, Inc. | Antenna system for a communication device |
ATE395565T1 (de) | 2003-08-20 | 2008-05-15 | Oerlikon Leybold Vacuum Gmbh | Vakuumvorrichtung |
WO2005053089A1 (ja) | 2003-11-26 | 2005-06-09 | Sharp Kabushiki Kaisha | 携帯無線機 |
JP4358084B2 (ja) | 2004-07-12 | 2009-11-04 | パナソニック株式会社 | 折畳式携帯無線機 |
JP2006050324A (ja) | 2004-08-05 | 2006-02-16 | Matsushita Electric Ind Co Ltd | 携帯無線機 |
JP2006067133A (ja) | 2004-08-25 | 2006-03-09 | Matsushita Electric Ind Co Ltd | 折り畳み式携帯無線機 |
CN101164323A (zh) | 2005-10-04 | 2008-04-16 | 松下电器产业株式会社 | 可折叠移动无线电装置 |
US20100240423A1 (en) | 2006-05-30 | 2010-09-23 | Panasonic Corporation | Portable wireless unit |
JP4440243B2 (ja) | 2006-09-12 | 2010-03-24 | パナソニック株式会社 | 携帯端末 |
WO2009154054A1 (ja) * | 2008-06-19 | 2009-12-23 | シャープ株式会社 | 無線装置 |
-
2009
- 2009-05-18 CN CN200980108347.5A patent/CN102017289B/zh not_active Expired - Fee Related
- 2009-05-18 JP JP2010517819A patent/JP5174904B2/ja not_active Expired - Fee Related
- 2009-05-18 WO PCT/JP2009/059134 patent/WO2009154053A1/ja active Application Filing
- 2009-05-18 US US12/921,528 patent/US8493270B2/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006508624A (ja) * | 2002-11-26 | 2006-03-09 | ソニー・エリクソン・モバイルコミュニケーションズ, エービー | ヒンジを有する携帯通信機器用のアンテナ |
WO2005086363A1 (ja) * | 2004-03-04 | 2005-09-15 | Murata Manufacturing Co., Ltd. | アンテナ装置およびそれを使用した無線通信機 |
JP2005328316A (ja) * | 2004-05-14 | 2005-11-24 | Sharp Corp | 無線通信機 |
JP2006157787A (ja) * | 2004-12-01 | 2006-06-15 | Matsushita Electric Ind Co Ltd | 折畳式携帯無線装置 |
WO2007032330A1 (ja) * | 2005-09-14 | 2007-03-22 | Matsushita Electric Industrial Co., Ltd. | 携帯無線機 |
WO2008004479A1 (fr) * | 2006-07-06 | 2008-01-10 | Sharp Kabushiki Kaisha | dispositif terminal sans fil portable |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103026548A (zh) * | 2010-06-02 | 2013-04-03 | 夏普株式会社 | 便携式无线机 |
WO2013157288A1 (ja) * | 2012-04-18 | 2013-10-24 | 株式会社 村田製作所 | 通信装置 |
JP5370621B1 (ja) * | 2012-04-18 | 2013-12-18 | 株式会社村田製作所 | 通信装置 |
GB2511460A (en) * | 2012-04-18 | 2014-09-03 | Murata Manufacturing Co | Communication device |
CN104081676A (zh) * | 2012-04-18 | 2014-10-01 | 株式会社村田制作所 | 通信装置 |
GB2511460B (en) * | 2012-04-18 | 2015-05-27 | Murata Manufacturing Co | Communication device |
US9258019B2 (en) | 2012-04-18 | 2016-02-09 | Murata Manufacturing Co., Ltd. | Communication device |
CN104081676B (zh) * | 2012-04-18 | 2016-12-21 | 株式会社村田制作所 | 通信装置 |
Also Published As
Publication number | Publication date |
---|---|
US20110018773A1 (en) | 2011-01-27 |
US8493270B2 (en) | 2013-07-23 |
CN102017289B (zh) | 2014-06-25 |
JPWO2009154053A1 (ja) | 2011-11-24 |
CN102017289A (zh) | 2011-04-13 |
JP5174904B2 (ja) | 2013-04-03 |
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