HK1008373A1 - Portable radio apparatus - Google Patents
Portable radio apparatusInfo
- Publication number
- HK1008373A1 HK1008373A1 HK98109200A HK98109200A HK1008373A1 HK 1008373 A1 HK1008373 A1 HK 1008373A1 HK 98109200 A HK98109200 A HK 98109200A HK 98109200 A HK98109200 A HK 98109200A HK 1008373 A1 HK1008373 A1 HK 1008373A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- portable radio
- radio apparatus
- portable
- radio
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
-
- 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
- H01Q1/244—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 extendable from a housing along a given path
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Support Of Aerials (AREA)
- Details Of Aerials (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7003190A JP2944444B2 (ja) | 1995-01-12 | 1995-01-12 | 携帯無線機 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1008373A1 true HK1008373A1 (en) | 1999-05-07 |
Family
ID=11550493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK98109200A HK1008373A1 (en) | 1995-01-12 | 1998-07-16 | Portable radio apparatus |
Country Status (8)
Country | Link |
---|---|
US (1) | US5794158A (ja) |
EP (1) | EP0722195B1 (ja) |
JP (1) | JP2944444B2 (ja) |
KR (1) | KR960030568A (ja) |
CN (1) | CN1070323C (ja) |
AU (1) | AU687282B2 (ja) |
DE (1) | DE69600797T2 (ja) |
HK (1) | HK1008373A1 (ja) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0850512B1 (de) * | 1995-09-15 | 1999-07-07 | Siemens Aktiengesellschaft | Funkgerät mit mehreren frequenzbereichen |
TW353833B (en) * | 1995-12-22 | 1999-03-01 | Motorola Inc | Wireless communication device having a reconfigurable matching circuit |
SE9600538D0 (sv) * | 1996-02-13 | 1996-02-13 | Allgon Ab | Dual band antenna means incorporating helical and elongated radiating structures |
AU714193B2 (en) * | 1996-03-13 | 1999-12-23 | Wi-Lan, Inc. | Wireless communication device with antenna-activated switch |
JP3126313B2 (ja) * | 1996-09-19 | 2001-01-22 | 松下電器産業株式会社 | アンテナ装置 |
SE518575C2 (sv) * | 1997-03-24 | 2002-10-22 | Ericsson Telefon Ab L M | Skjutbar antenn med skiftande elektrisk längd |
WO1999003169A1 (en) * | 1997-07-09 | 1999-01-21 | Centurion International, Inc. | A retractable antenna |
US6198448B1 (en) * | 1997-07-29 | 2001-03-06 | Tokin Corporation | Lightweight antenna assembly comprising a whip antenna and a helical antenna mounted on a top end of the whip antenna |
US6054958A (en) * | 1997-09-10 | 2000-04-25 | Ericsson Inc. | Quarter-wave quarter-wave retractable antenna |
US6097934A (en) * | 1997-12-31 | 2000-08-01 | Ericsson Inc. | Retractable radiotelephone antennas with extended feeds |
US6611691B1 (en) * | 1998-12-24 | 2003-08-26 | Motorola, Inc. | Antenna adapted to operate in a plurality of frequency bands |
JP3300281B2 (ja) | 1998-04-28 | 2002-07-08 | 松下電器産業株式会社 | 移動無線通信機用アンテナ装置 |
US6289225B1 (en) * | 1998-08-17 | 2001-09-11 | Ericsson Inc. | Retractable and pivotable multiple frequency band antenna |
SE9803232D0 (sv) * | 1998-09-23 | 1998-09-23 | Allgon Ab | Transmission line fed extendable matched antenna |
JP2001102840A (ja) * | 1999-09-28 | 2001-04-13 | Matsushita Electric Ind Co Ltd | 無線通信端末用アンテナ |
JP2001127516A (ja) * | 1999-10-25 | 2001-05-11 | Nec Corp | 携帯無線機 |
JP2001244714A (ja) * | 1999-12-20 | 2001-09-07 | Toshiba Corp | アンテナとこれを用いた移動局 |
WO2001082408A1 (fr) * | 2000-04-20 | 2001-11-01 | Mitsubishi Denki Kabushiki Kaisha | Dispositif radio portable |
KR100350695B1 (ko) * | 2000-11-27 | 2002-08-29 | 삼성전자 주식회사 | 다중 안테나 정합회로를 이용한 폴더형 이동무선 단말기의안테나 특성 최적화 방법 |
JP2002261522A (ja) * | 2000-12-28 | 2002-09-13 | Yokowo Co Ltd | 移動体通信端末用アンテナ装置 |
US20050096081A1 (en) * | 2003-10-31 | 2005-05-05 | Black Gregory R. | Tunable ground return impedance for a wireless communication device |
CN101079519B (zh) * | 2007-05-31 | 2011-05-04 | 西安理工大学 | 能够接收超短波信号与卫星信号的组合天线 |
US20140375514A1 (en) | 2013-06-19 | 2014-12-25 | Infineon Technologies Ag | Antenna Tuning Circuit, Method for Tuning an Antenna, Antenna Arrangement and Method for Operating the Same |
JP7192956B2 (ja) * | 2017-09-26 | 2022-12-20 | カシオ計算機株式会社 | 電子機器 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3127566C2 (de) * | 1981-07-11 | 1984-03-08 | Rohde & Schwarz GmbH & Co KG, 8000 München | Antennenanpasseinrichtung für einen nach dem Frequenzsprung-Verfahren arbeitenden Hochfrequenzsender |
JPS61168732U (ja) * | 1985-04-08 | 1986-10-20 | ||
JPH0737078B2 (ja) * | 1986-10-08 | 1995-04-26 | 富士重工業株式会社 | 中空構造体の製造方法 |
US5144324A (en) * | 1989-08-02 | 1992-09-01 | At&T Bell Laboratories | Antenna arrangement for a portable transceiver |
JP2845577B2 (ja) * | 1990-06-13 | 1999-01-13 | 日本電気株式会社 | 無線選択呼出受信機 |
US5204687A (en) * | 1990-07-19 | 1993-04-20 | Galtronics Ltd. | Electrical device and electrical transmitter-receiver particularly useful in a ct2 cordless telephone |
EP0522806B1 (en) * | 1991-07-08 | 1996-11-20 | Nippon Telegraph And Telephone Corporation | Retractable antenna system |
JP3159395B2 (ja) * | 1991-07-12 | 2001-04-23 | 日本電信電話株式会社 | 携帯無線機 |
JP2553796B2 (ja) * | 1991-12-16 | 1996-11-13 | 松下電器産業株式会社 | 空中線装置 |
JP3119553B2 (ja) * | 1993-02-25 | 2000-12-25 | 日本電気株式会社 | 無線機用アンテナ |
DE69409853T2 (de) * | 1993-02-25 | 1998-12-17 | Anten Corp., Chofu, Tokio | Antenne für ein Funksprechgerät |
JP2520557B2 (ja) * | 1993-02-26 | 1996-07-31 | 日本電気株式会社 | 無線機用アンテナ |
JP2570087B2 (ja) * | 1993-03-24 | 1997-01-08 | 日本電気株式会社 | 携帯型無線機 |
JP2974895B2 (ja) * | 1993-09-16 | 1999-11-10 | 富士通株式会社 | 携帯用無線装置 |
-
1995
- 1995-01-12 JP JP7003190A patent/JP2944444B2/ja not_active Expired - Fee Related
-
1996
- 1996-01-02 US US08/581,996 patent/US5794158A/en not_active Expired - Fee Related
- 1996-01-04 EP EP96100079A patent/EP0722195B1/en not_active Expired - Lifetime
- 1996-01-04 DE DE69600797T patent/DE69600797T2/de not_active Expired - Fee Related
- 1996-01-05 AU AU40837/96A patent/AU687282B2/en not_active Ceased
- 1996-01-12 CN CN96100930A patent/CN1070323C/zh not_active Expired - Fee Related
- 1996-01-12 KR KR1019960000945A patent/KR960030568A/ko not_active Application Discontinuation
-
1998
- 1998-07-16 HK HK98109200A patent/HK1008373A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0722195A1 (en) | 1996-07-17 |
DE69600797D1 (de) | 1998-11-26 |
AU687282B2 (en) | 1998-02-19 |
KR960030568A (ko) | 1996-08-17 |
AU4083796A (en) | 1996-07-18 |
CN1136734A (zh) | 1996-11-27 |
JPH08195615A (ja) | 1996-07-30 |
CN1070323C (zh) | 2001-08-29 |
US5794158A (en) | 1998-08-11 |
EP0722195B1 (en) | 1998-10-21 |
DE69600797T2 (de) | 1999-03-11 |
JP2944444B2 (ja) | 1999-09-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PF | Patent in force | ||
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20060104 |