WO2008004479A1 - dispositif terminal sans fil portable - Google Patents
dispositif terminal sans fil portable Download PDFInfo
- Publication number
- WO2008004479A1 WO2008004479A1 PCT/JP2007/062911 JP2007062911W WO2008004479A1 WO 2008004479 A1 WO2008004479 A1 WO 2008004479A1 JP 2007062911 W JP2007062911 W JP 2007062911W WO 2008004479 A1 WO2008004479 A1 WO 2008004479A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- gnd
- wireless terminal
- portable wireless
- antenna
- cable
- Prior art date
Links
Classifications
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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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
Definitions
- the present invention relates to a portable wireless terminal that supports a plurality of frequency bands as a wireless communication system.
- the foldable mobile phone has two casings 1 and 2 and the two casings are connected to each other at a connecting portion 3 so as to be opened and closed.
- the signal lines in the boards 4 and 5 in the two casings 1 and 2 are electrically connected through the connector parts 7 and 8 provided near the center of each board 4 and at the lower end in the board 5.
- the housing 1 has an antenna unit 9 at the upper end of the connecting unit 3 side, and the antenna unit 9 is connected to a radio circuit unit in the substrate 4.
- the cable 6 has a GND exposed portion 10 and is electrically connected to the GND at the connection portion 3 end of the substrate 4.
- Patent Document 1 Japanese Patent Laid-Open No. 2006-5567 Disclosure of the invention
- the antenna characteristics are improved by connecting the cable and the GND of the board in the best place only in a desired frequency band. Therefore, when using multiple frequency bands, there is an optimal place for the GND connection between the cable and the board at each frequency, and the single-point connection improves the antenna characteristics of the entire frequency band as in the conventional technology. Was impossible.
- the present invention has been made in view of the above, and by connecting the cable and the GND of the board at the optimum position in each frequency band, all the frequencies used regardless of the position of the cable connector.
- the purpose is to provide a portable wireless terminal that obtains good antenna characteristics in the band.
- the present invention improves antenna characteristics in a desired frequency band that does not deteriorate characteristics in all frequency bands used in a portable wireless terminal that supports a plurality of frequency bands. It is intended.
- a mobile communication terminal is a mobile radio terminal that supports a plurality of frequency bands as a radio communication system, and includes a first housing containing a first board, An antenna disposed at the upper end of the first housing and a second housing disposed at the upper end of the first housing so as to be openable and closable via a hinge portion and including the second board.
- the first board and the second board are connected by a cable including a GND and a signal line, and a single current distribution control means having a frequency characteristic of a predetermined impedance is provided at an arbitrary location on the cable. Or it is characterized by having arranged two or more.
- the current distribution control means is a conductive connection electrically connected to the cable And the conductive connection portion is connected to GND in the first or second casing through a reactance element.
- each current distribution control means allows the desired frequency band to be connected to GND to have a low impedance characteristic and the other frequency band to have a high impedance characteristic at a desired position regardless of the connector position.
- the current distribution control means only a specific frequency band is connected to GND, and other frequency bands are not connected in the current distribution control means. As a result, the ground connection is made at the optimum position even in the shifted frequency band, and good antenna characteristics can be obtained.
- the current distribution control means has a conductor portion arranged in a non-contact manner on the cable via an insulating layer, and the conductor portion is connected to the GND on the first or second substrate. It is characterized by being made of contact conductors.
- the current distribution control means includes a conductor portion arranged in a non-contact manner on the cable via an insulating layer, and the conductor portion is provided in the first or second casing via a reactance element. It is characterized by being connected to the GND.
- the current distribution control means includes a switching unit connected to the conductive connection unit, and a plurality of reactance elements arranged between the switching unit and the GND of the first or second casing. It is characterized by this.
- the current distribution control means includes a switching unit connected to the conductor, and a plurality of reactance elements arranged between the switching unit and the GND of the first or second casing. And With this structure, it is possible to switch the connection between the board GND and the GND in the cable according to the situation by switching the connection of reactance elements with different frequency characteristics depending on the switch at the same position on the cable.
- the current distribution control means has a switching unit between the reactance element and the GND in the first or second casing, and the switching unit connects the reactance element to the first or second. of It is characterized by switching connection or disconnection to GND in the housing.
- the current distribution control means connects or disconnects the conductor portion arranged in a non-contact manner on the cable via an insulating layer and the GND portion in the first or second casing. It has the switching part for performing.
- the portable wireless terminal further includes a case state detection unit that detects a state of opening and closing of the case and the like, and operates the switching unit by a detection signal of the case state detection unit force.
- the portable wireless terminal further includes a usage state determination unit such as during a call, data communication, and standby, and the switching unit is operated by the usage state determination unit. .
- the portable wireless terminal further includes another antenna provided separately, and antenna detection means for detecting the use status of the antenna and the other antenna, from the antenna detection means.
- the switching unit is operated by a detection signal.
- the optimum connection method between the cable and the substrate GND can be selected depending on the antenna used, and good antenna characteristics can be obtained even when other antennas are used.
- the portable wireless terminal further has a communication system determining means for determining a use frequency, and the current distribution control means includes a conductive connection portion electrically connected to the cable and the conductive connection portion. And a switching unit for connecting or disconnecting the conductive connection unit to or from GND in the first or second casing, and operating the switching unit according to the operating frequency.
- the connection is not limited to the connection position of the cable connecting the two substrates, and it can be applied to all frequency bands. High antenna characteristics can be obtained.
- FIG. 1 is a diagram showing a component configuration of a foldable mobile communication terminal according to a first embodiment.
- FIG. 2 Enlarged view of the connection point between the thin coaxial cable and the first board in the first embodiment.
- FIG. 3 is a diagram showing frequency characteristics of transmission characteristics of reactance elements in the first embodiment.
- FIG. 4A is a diagram showing antenna characteristics at each connection location and the antenna characteristics of the first embodiment.
- FIG. 4B is a diagram showing antenna characteristics at each connection location and the antenna characteristics of the first embodiment.
- FIG. 5 is a diagram showing a component configuration of a foldable mobile communication terminal according to a second embodiment.
- FIG. 6 is a diagram showing the frequency characteristics of the transmission characteristics of the metal winding part in the second embodiment.
- FIG. 7 is a diagram showing a component configuration of a folding portable communication terminal according to a third embodiment.
- FIG. 8 is a diagram showing frequency characteristics of transmission characteristics of a metal winding part in the third embodiment.
- FIG. 9 is a diagram showing a component configuration of a foldable mobile communication terminal according to a fourth embodiment.
- FIG. 10 A diagram showing a switch state at the time of opening and closing in the fourth embodiment, (B) A diagram showing a switch state at the time of opening and closing in the fourth embodiment.
- FIG. 11 is a diagram showing a component configuration of a folding portable communication terminal according to a fifth embodiment.
- FIG. 12 is a diagram showing frequency characteristics of transmission characteristics of reactance elements in the fifth embodiment.
- FIG. 13A is a diagram showing a switch state by an antenna used in the fifth embodiment
- FIG. 13B is a diagram showing a switch state by an antenna used in the fifth embodiment.
- FIG. 14 is a diagram showing a component configuration of a foldable mobile communication terminal according to a sixth embodiment.
- FIG. 15 is a diagram showing frequency characteristics of transmission characteristics of reactance elements in the sixth embodiment.
- FIG. 16 is a diagram showing a component configuration of a folding portable communication terminal according to a seventh embodiment.
- FIG. 17 A diagram showing a switch state according to a use frequency in the seventh embodiment.
- FIG. 18 is a diagram showing a component configuration of a foldable mobile communication terminal in a modified example.
- FIG. 19 is a diagram showing a component configuration of a conventional folding mobile communication terminal.
- FIG. 1 is a schematic configuration diagram of a mobile phone according to the present embodiment.
- the mobile phone has a first housing 1 and a second housing 2, and the first housing 1 and the second housing 2 are folded by a connecting portion 3 that can be opened and closed. It is a foldable mobile phone.
- the first casing 1 and the second casing 2 have a first board 4 and a second board 5, respectively.
- the first board 4 and the second board 5 are respectively connected by a thin coaxial cable 6. It is electrically connected with connector parts 7 and 8.
- the connector portion 7 is provided near the center of the first substrate 4, and the connector portion 8 is provided at the lower end of the second substrate 5.
- the fine coaxial cable 6 is a group of coaxial cables including GND and signal lines, which are covered with an insulating material other than the connector.
- the first housing 1 has an antenna unit 9 for the 800 MHz band and the 2 GHz band at the end of the connecting unit 3, and the antenna unit 9 is connected to the radio circuit unit in the first substrate 4, and is connected to the left side (non-thin wire) in the figure. Power is supplied from the coaxial cable side!
- the thin coaxial cable 6 has a GND exposed portion 10 at the end portion of the first substrate 4.
- the first substrate 4 has a contact pattern 11 connected to the GND at the end of the substrate that substantially overlaps the thin coaxial cable 6.
- FIG. 2 shows the GND exposed portion 10 in detail.
- the GND exposed portion 10 in the thin coaxial cable 6 is electrically connected directly to the contact pattern 11, and the contact pattern 11 is connected to the first substrate 4 via the GND and the reactance element 12. It is connected.
- the frequency characteristics of the reactance element 12 are shown in FIG. Figure 3 is a graph with frequency (fre quency) on the horizontal axis and S21 (transmission characteristics) on the vertical axis.
- the reactance element 12 is an element having high impedance in the 800 MHz band and low impedance characteristics in the 2 GHz band.
- the GND in the thin coaxial cable 6 is the first substrate 4 disposed from the end of the first substrate 4 in the 2 GHz band and from the center of the first substrate 4 in the 800 MHz band. This means that the connector part 7 is almost electrically connected to the first board GND.
- FIGS. 4A and 4B show antenna characteristics according to the structure of this embodiment when the GND in the thin coaxial cable is connected at the end of the board, when connected at the center of the board.
- Fig. 4 ( A) shows the antenna characteristics in the 800 MHz band
- Fig. 4 (B) shows a graph showing the antenna characteristics in the 2 GHz band.
- Figures 4 (A) and 4 (B) are graphs with frequency on the horizontal axis and antenna efficiency r? On the vertical axis.
- (a) is when the cable is connected to the board end
- (b) is when connected at the center of the board
- (c) is connected in this embodiment. It is a graph which shows the antenna characteristic in the case of being done.
- Fig. 4 (B) in the 2GHz band, if the connection is made at the center of the substrate, a current out of phase with the substrate flows on the same axis as the thin line. Since the length is not negligible, the antenna characteristics deteriorate as shown in (b) of Fig. 4 (B). If the connection is made at the end of the board, the reverse phase current on the thin coaxial line is eliminated and the antenna characteristics are improved as shown in Fig. 4 (B) (a). In addition, as described above, the connection between the first casing 1 and the second casing 2 is shortened, but the second casing 2 appears to be GND because it is long enough for the 2 GHz band. There is almost no deterioration of the antenna characteristics.
- FIG. 5 shows the second embodiment. It is a schematic block diagram of the mobile telephone in FIG.
- the thin coaxial cable 6 has a metal winding portion 13 with an insulating material interposed therebetween.
- the metal winding portion 13 is electrically connected to the first substrate 4 GND at the end portion of the first substrate 4!
- the same components as those in the first embodiment are denoted by the same reference numerals, and the description thereof is omitted.
- the GND in the thin coaxial cable is connected to the metal wrapping portion 13 at a high frequency by capacitive coupling that is not electrically connected because the insulating material is interposed. Yes.
- connection between the GND in the thin coaxial cable and the GND of the first board 4 at the edge of the board is based on the capacitive coupling of the GND in the thin coaxial cable and the metal winding 13 as shown in Fig. 6.
- Fig. 6 is a graph with frequency on the horizontal axis and S21 (transmission characteristics) on the vertical axis.
- the first substrate 4 is almost electrically connected to the first substrate GND in the 2 GHz band and from the first connector portion 7 in the 800 MHz band. Similar to the first embodiment, high antenna characteristics can be obtained in both bands. Further, in the present embodiment, it is not necessary to provide a GND exposed portion in the thin wire coaxial cable 6, so that the manufacturing becomes easy.
- FIG. 7 is a schematic configuration diagram of a mobile phone according to the third embodiment.
- the same components as those in the first embodiment are denoted by the same reference numerals, and the description thereof is omitted.
- the thin coaxial cable 6 includes a first metal winding portion 131 and a second metal winding portion 132 that are wound through an insulating material and have different areas.
- the winding area of the two metal winding portions 131 and 132 is such that the metal winding portion 131 is small and the metal winding portion 132 is large. Because of this shape, the capacitive coupling at each metal winding part is different, so the frequency characteristics of the impedance of each metal winding part are also different.
- FIG. 8 shows the frequency characteristics of each metal winding portion at this time.
- FIG. 8 is a graph in which the horizontal axis represents frequency and the vertical axis represents S 21 (transmission characteristics).
- Metal winding 131 is 8
- the frequency characteristics are high impedance in the 00MHz band and low impedance in the 2GHz band.
- the metal winding 132 has a low impedance frequency characteristic even in the 800 MHz band.
- the first metal winding portion 131 is provided at the end portion of the first substrate 4 and is connected to the GND at the end portion of the first substrate 4.
- the second metal winding part 132 is provided between the first metal winding part 13 and the first connector, and is connected to the first board 4 and the GND at a place substantially overlapping the first board 4. .
- the GND in the thin coaxial cable 6 is from the first metal winding 131 (first end of the first substrate 4) in the 2GHz band and from the second metal in the 800MHz band. It is almost electrically connected from the winding part 132. Therefore, good antenna characteristics can be obtained as in the first and second embodiments.
- connection position between the board and the GND of the cable can be optimized regardless of the position of the connector, so the first case 1 and the second case 2 have a sufficient connection length.
- the antenna characteristics will be further improved by reducing the reverse phase current on the thin coaxial line while maintaining it.
- FIG. 9 is a schematic configuration diagram of a mobile phone according to the fourth embodiment.
- the same components as those in the first embodiment are denoted by the same reference numerals, and the description thereof is omitted.
- the mobile phone shown in FIG. 9 has open / close detection means 14.
- the thin coaxial cable 6 has a metal winding part 13 through an insulating material. Further, a switch portion 151 that can be switched by the open / close detection means 14 is provided.
- the metal winding part 13 is connected to the GND of the first substrate 4 via the switch part 151 !.
- Opening / closing detection means 14 is means for detecting the opening / closing state of the mobile phone in the present embodiment. It is detected whether the first casing 1 and the second casing 2 are in an open state or a closed state. Then, the switch unit 151 is controlled according to the open / close state.
- Figures 10 (A) and 10B show the state of the open / close detection means 14 and the switch 151 in detail.
- FIG. 10 (B) shows the cellular phone (first housing 1 and second housing 2) in the open state. It is a figure which shows the state in the case of being detected, It operates so that it may be connected to GND by the switch part 151 being closed.
- FIG. 10 (B) is a diagram showing a state in which the cellular phone (first housing 1 and second housing 2) is detected as being closed, so that it is not connected to GND. Operate. Since other parts are the same as those of the first embodiment, the description thereof is omitted.
- the GND in the thin coaxial cable 6 is the end of the first substrate 4 in the 2 GHz band. Therefore, in the 800 MHz band, the first connector section 7 is almost electrically connected to the first board GND, and good antenna characteristics can be obtained in both frequency bands.
- the distribution of the antenna current flowing through the first substrate 4 and the second substrate 5 changes in the open state force, and the thin coaxial line
- the first board 4 and the second board 4 are connected to the first connector 4 at the center of the first board 4 particularly in the 2 GHz band.
- the reverse-phase current flowing through the substrate 5 increases and the antenna characteristics deteriorate. Therefore, in the present embodiment, when the first casing 1 and the second casing 2 are in the closed state, the connection point of the first board 4 is connected to the first connector 4 from the end of the first board 4. Move to part 7.
- the current phase on the second board is delayed compared to the connection of the first board 4 and the end of the board, the negative phase current is reduced and the antenna characteristics are not deteriorated, so the mobile phone is closed. In this case, good characteristics can be obtained.
- FIG. 11 is a schematic configuration diagram of a mobile phone according to the fifth embodiment.
- the same components as those in the first embodiment are denoted by the same reference numerals, and the description thereof is omitted.
- the mobile phone shown in FIG. 11 has a second antenna 92 at the lower end of the first housing 1.
- the second antenna 92 is connected to the radio circuit unit in the first substrate 4.
- the cellular phone has a use antenna detecting means 16 and a first reactance element 121 and a second reactance element 122 having different frequency characteristics in the first casing 1.
- the frequency characteristics of the first reactance element 121 and the second reactance element 122 are shown in FIG.
- the first reactance element 121 has high impedance in the 800 MHz band and low impedance characteristics in the 2 GHz band
- the second reactance element 122 has low impedance in the 800 MHz band and high impedance characteristics in the 2 GHz band.
- a switch unit 152 for switching the connection between the first reactance element 121 and the second reactance element 122 is provided.
- the thin coaxial cable 6 has a ground exposed portion 10.
- the first substrate 4 has a contact pattern 11 connected to the GND at the end of the substrate that substantially overlaps the thin coaxial cable 6.
- the contact pattern 11 is switched to the first substrate 4GND via the first reactance element 121 when the first antenna is used, and the second reactance element 122 when the second antenna 92 is used. Will be connected.
- FIG. 13 (A) is a diagram showing a state when the use antenna detection means 16 detects that the first antenna 9 is used.
- the switch unit 152 is switched to connect to the GND of the first substrate 4 via the first reactance element 121.
- FIG. 13B is a diagram showing a state when the use antenna detection unit 16 detects that the second antenna 92 is used.
- the second antenna 92 is used, it is connected to the GND of the first substrate 4 via the second reactance element 122 by switching the switch portion 152.
- the connection between the GND of the first substrate 4 and the GND in the thin coaxial cable is the same as in the first embodiment described above.
- the connection is made at the first connector at the board edge and 800MHz band, and good antenna characteristics can be obtained in both frequency bands.
- connection between the GND of the first board 4 and the GND in the thin coaxial cable is the first connector part in the 2 GHz band, and in the 800 MHz band. Connection at the board end.
- the second antenna 92 when the second antenna 92 is used, the current distribution is different from that when the first antenna 9 is used.
- the thin coaxial cable 6 and the first substrate 4 are connected.
- the thin coaxial cable 6 and the first board 4 have the same phase current. Since it flows, the antenna characteristics are improved.
- the first substrate 4 and the second substrate 5 are connected in the shortest distance, thereby approaching the optimum housing length and obtaining good antenna characteristics.
- FIG. 14 is a schematic configuration diagram of a mobile phone according to the sixth embodiment.
- the same components as those in the first embodiment are denoted by the same reference numerals, and the description thereof is omitted.
- the mobile phone shown in FIG. 13 has a 2.4 GHz band Bluetooth antenna 93 at the lower end of the first housing 1.
- the antenna 93 is connected to the radio circuit section in the first substrate 4.
- the thin coaxial cable 6 has a GND exposed portion 10.
- the first substrate 4 has a contact pattern 11 connected to the GND at the end of the substrate substantially overlapping with the thin coaxial cable 6.
- the contact pattern 11 is connected to the first substrate 4GND via a reactance element 123.
- FIG. Figure 15 shows frequency on the horizontal axis.
- the reactance element 123 has a high impedance characteristic in the 800 MHz band and 2.4 GHz band, and a low impedance characteristic in the 2 GHz band.
- the connection between the GND of the first substrate 4 and the GND in the thin coaxial cable is the same as in the first embodiment described above.
- the connection is made at the first connector at the board edge and 800MHz band, and good antenna characteristics can be obtained in both frequency bands.
- the Bluetooth antenna 93 arranged at the lower end in the first housing 1 when used, the current distribution is different from that when the mobile phone antenna 9 is used, and the thin coaxial cable 6 and the first substrate 4GND By connecting the first connector portion 7 to the first connector portion 7, current in the same phase flows through the thin coaxial cable 6 and the first substrate 4, so that the Bluetooth antenna characteristics are improved.
- FIG. 16 shows the seventh embodiment.
- 1 is a schematic configuration diagram of a mobile phone.
- the same components as those in the first embodiment are denoted by the same reference numerals, and the description thereof is omitted.
- the mobile phone shown in FIG. 16 has used frequency discrimination means 17.
- the portable telephone has a switch part 153 for switching connection by using frequency discrimination means 17, and the thin coaxial cable 6 has a GND exposed part 10.
- the GND exposed portion 10 is connected to the GND of the first substrate 4 at the end portion of the first substrate 4 through the switch portion 153.
- the switch unit 153 operates by the use frequency discriminating means 17 so that it is not connected when the 800 MHz band is used and is connected when the 2 GHz band is used. Specifically, when the use frequency discriminating unit 17 discriminates that the 2 GHz band is the use frequency, the switch unit 153 is closed as shown in FIG. 17 (A). Further, when it is determined that the 800 MHz band is the used frequency, the switch unit 153 is opened as shown in FIG. 17B.
- the impedance of the connection between first substrate 4GND and fine coaxial cable 6GND is ⁇ . If the connection between the first board 4GND and the fine coaxial cable 6GND is ⁇ compared to the high impedance connection, the reverse phase current on the fine coaxial cable 6 will not flow in the 2GHz band, and the high impedance connection Better antenna characteristics can be obtained than in the first and second embodiments.
- Each embodiment is an example in which the GND in the thin coaxial cable 6 and the first substrate 4 GND are connected in the first casing 1, but the thin coaxial cable 6 and the second coaxial cable 6 are connected in the second casing 2.
- the substrate 5GND may be connected via a current distribution control device such as a reactance element or a metal winding part described in the embodiment.
- Fig. 18 shows a state of connection via a metal winding part.
- the GND of the thin coaxial cable 6 and the GND of the first substrate 4 are connected at the end of the first substrate 4; It doesn't have to be connected at the end of the board.
- the force in which the thin coaxial cable 6 is connected to the substrate GND is not limited to the substrate GND, and may be connected to a peripheral component such as a GND of a metal folder, a camera, a shield case, or the like.
- the power frequency described in the mobile phone corresponding to the 800 MHz band and the 2 GHz band is not limited to the 2 GHz band and the 800 MHz band, and other frequency bands such as the 1.7 GHz band, Other wireless communication systems such as wireless LAN, GPS and digital TV may also be used.
- the mobile phone in each embodiment may be provided with components mounted on the mobile phone, such as a display unit, an operation unit, a camera, and a speaker.
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephone Set Structure (AREA)
- Support Of Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
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- Transceivers (AREA)
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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US12/304,959 US20090176541A1 (en) | 2006-07-06 | 2007-06-27 | Mobile wireless terminal device |
EP07767711.0A EP2040327B1 (en) | 2006-07-06 | 2007-06-27 | Portable wireless terminal device |
JP2008523657A JP4691595B2 (ja) | 2006-07-06 | 2007-06-27 | 無線機 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006-186579 | 2006-07-06 | ||
JP2006186579 | 2006-07-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008004479A1 true WO2008004479A1 (fr) | 2008-01-10 |
Family
ID=38894450
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2007/062911 WO2008004479A1 (fr) | 2006-07-06 | 2007-06-27 | dispositif terminal sans fil portable |
Country Status (5)
Country | Link |
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US (1) | US20090176541A1 (ja) |
EP (1) | EP2040327B1 (ja) |
JP (1) | JP4691595B2 (ja) |
CN (1) | CN101485044A (ja) |
WO (1) | WO2008004479A1 (ja) |
Cited By (7)
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WO2009154053A1 (ja) * | 2008-06-19 | 2009-12-23 | シャープ株式会社 | 無線装置 |
WO2010061633A1 (ja) * | 2008-11-27 | 2010-06-03 | 京セラ株式会社 | 通信機器 |
WO2011016155A1 (ja) * | 2009-08-07 | 2011-02-10 | パナソニック株式会社 | 携帯無線機 |
JP2011091727A (ja) * | 2009-10-26 | 2011-05-06 | Nec Corp | 無線装置およびその製造方法 |
US8405558B2 (en) | 2008-06-19 | 2013-03-26 | Sharp Kabushiki Kaisha | Wireless device |
KR101555554B1 (ko) | 2014-10-29 | 2015-09-24 | 한국과학기술연구원 | 방사 패턴 조절을 위한 광대역 안테나 |
US9371523B2 (en) | 2010-12-13 | 2016-06-21 | Nihon University | Cell migration regulator |
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JP2011041261A (ja) * | 2009-07-16 | 2011-02-24 | Panasonic Corp | アンテナ装置 |
JP2011035823A (ja) * | 2009-08-05 | 2011-02-17 | Panasonic Corp | 携帯無線機 |
CN103985962A (zh) * | 2014-04-25 | 2014-08-13 | 小米科技有限责任公司 | 宽带天线 |
TWI615719B (zh) * | 2017-02-23 | 2018-02-21 | 宏正自動科技股份有限公司 | 自動切換裝置及自動切換方法 |
CN109193123B (zh) * | 2018-08-29 | 2021-02-09 | Oppo广东移动通信有限公司 | 电子设备、天线辐射体控制方法及存储介质 |
WO2023055110A1 (ko) * | 2021-09-30 | 2023-04-06 | 삼성전자 주식회사 | 안테나 및 케이블 구조체를 포함하는 전자 장치 |
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JP2006005567A (ja) | 2004-06-16 | 2006-01-05 | Matsushita Electric Ind Co Ltd | 携帯無線機 |
JP2006157283A (ja) * | 2004-11-26 | 2006-06-15 | Kyocera Corp | 無線端末装置 |
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JP2003101335A (ja) * | 2001-09-25 | 2003-04-04 | Matsushita Electric Ind Co Ltd | アンテナ装置およびそれを用いた通信機器 |
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- 2007-06-27 WO PCT/JP2007/062911 patent/WO2008004479A1/ja active Application Filing
- 2007-06-27 JP JP2008523657A patent/JP4691595B2/ja active Active
- 2007-06-27 US US12/304,959 patent/US20090176541A1/en not_active Abandoned
- 2007-06-27 EP EP07767711.0A patent/EP2040327B1/en not_active Ceased
- 2007-06-27 CN CNA200780025555XA patent/CN101485044A/zh active Pending
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JP2006005567A (ja) | 2004-06-16 | 2006-01-05 | Matsushita Electric Ind Co Ltd | 携帯無線機 |
JP2006157283A (ja) * | 2004-11-26 | 2006-06-15 | Kyocera Corp | 無線端末装置 |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009154053A1 (ja) * | 2008-06-19 | 2009-12-23 | シャープ株式会社 | 無線装置 |
US8405558B2 (en) | 2008-06-19 | 2013-03-26 | Sharp Kabushiki Kaisha | Wireless device |
US8493270B2 (en) | 2008-06-19 | 2013-07-23 | Sharp Kabushiki Kaisha | Wireless device |
WO2010061633A1 (ja) * | 2008-11-27 | 2010-06-03 | 京セラ株式会社 | 通信機器 |
JP2010154492A (ja) * | 2008-11-27 | 2010-07-08 | Kyocera Corp | 通信機器 |
US8798694B2 (en) | 2008-11-27 | 2014-08-05 | Kyocera Corporation | Communication device |
WO2011016155A1 (ja) * | 2009-08-07 | 2011-02-10 | パナソニック株式会社 | 携帯無線機 |
JP2011091727A (ja) * | 2009-10-26 | 2011-05-06 | Nec Corp | 無線装置およびその製造方法 |
US9371523B2 (en) | 2010-12-13 | 2016-06-21 | Nihon University | Cell migration regulator |
KR101555554B1 (ko) | 2014-10-29 | 2015-09-24 | 한국과학기술연구원 | 방사 패턴 조절을 위한 광대역 안테나 |
Also Published As
Publication number | Publication date |
---|---|
JPWO2008004479A1 (ja) | 2009-12-03 |
EP2040327B1 (en) | 2018-08-08 |
EP2040327A1 (en) | 2009-03-25 |
US20090176541A1 (en) | 2009-07-09 |
JP4691595B2 (ja) | 2011-06-01 |
EP2040327A4 (en) | 2012-12-19 |
CN101485044A (zh) | 2009-07-15 |
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