FI982226A0 - Cellular radio telephone - Google Patents
Cellular radio telephoneInfo
- Publication number
- FI982226A0 FI982226A0 FI982226A FI982226A FI982226A0 FI 982226 A0 FI982226 A0 FI 982226A0 FI 982226 A FI982226 A FI 982226A FI 982226 A FI982226 A FI 982226A FI 982226 A0 FI982226 A0 FI 982226A0
- Authority
- FI
- Finland
- Prior art keywords
- cellular radio
- radio telephone
- telephone
- cellular
- radio
- Prior art date
Links
Classifications
-
- 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
- H01Q1/245—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 means for shaping the antenna pattern, e.g. in order to protect user against rf exposure
-
- 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
- H01Q1/526—Electromagnetic shields
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3827—Portable transceivers
- H04B1/3833—Hand-held transceivers
- H04B1/3838—Arrangements for reducing RF exposure to the user, e.g. by changing the shape of the transceiver while in use
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9722603A GB2330979A (en) | 1997-10-28 | 1997-10-28 | A radiation shield for a mobile telephone |
Publications (2)
Publication Number | Publication Date |
---|---|
FI982226A0 true FI982226A0 (en) | 1998-10-14 |
FI982226A FI982226A (en) | 1999-04-29 |
Family
ID=10821114
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI982226A FI982226A (en) | 1997-10-28 | 1998-10-14 | Cellular radio telephone |
Country Status (3)
Country | Link |
---|---|
FI (1) | FI982226A (en) |
GB (1) | GB2330979A (en) |
SE (1) | SE9803491L (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1100145B1 (en) * | 1999-11-03 | 2005-02-23 | Q-Free MagCom AS | Portable radio communication device, such as a portable telephone |
EP1098389B1 (en) * | 1999-11-03 | 2005-04-13 | Q-Free MagCom AS | Portable radio communication device, such as a portable telephone provided with frictional supporting means |
IT1315447B1 (en) * | 1999-11-08 | 2003-02-11 | Giovanni Savastano | ANTI-RADIATION METALLIC SHIELDING SYSTEM WITH REFLECTOR FOR MOBILE DEVICES, RADIO RECEIVER-TRANSMITTER EQUIPMENT, |
GB2376590A (en) * | 2001-03-06 | 2002-12-18 | Benjamin Edginton | Radiation shield for a radiotelephone |
GB2386474A (en) * | 2002-03-07 | 2003-09-17 | Leslie Ronald Wilson | Mobile telephone with radiation shielding |
DE10238967A1 (en) * | 2002-06-04 | 2003-12-18 | Curtis 1000 Europ Ag | Mobile telephone has e.g. metal foil, wire grating or metallized plastics film arranged between antenna and user's head to block radiation |
DE20302654U1 (en) * | 2003-02-18 | 2003-07-24 | Gees Wolfgang | Phones with integrated radiation protection |
CN100511532C (en) | 2005-04-13 | 2009-07-08 | 摩托罗拉公司 | Capacitor assembly and communication equipment including the same capacitor assembly |
AU2018342700A1 (en) | 2017-09-29 | 2020-05-14 | Rowtan Technologies Llc | Devices for reflecting, deflecting, and/or absorbing electromagnetic radiation emitted from an electronic device and methods therefor |
CN110416697B (en) * | 2018-04-28 | 2021-04-23 | Oppo广东移动通信有限公司 | Electronic device and control method thereof |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2699773A1 (en) * | 1992-12-17 | 1994-06-24 | Alsthom Cge Alcatel | Portable radio transmitter. |
US5335366A (en) * | 1993-02-01 | 1994-08-02 | Daniels John J | Radiation shielding apparatus for a radio transmitting device |
FI930646A (en) * | 1993-02-15 | 1994-08-16 | Increa Oy | radio device |
GB9304980D0 (en) * | 1993-03-11 | 1993-04-28 | Wilson Leslie R | Improvements in or realting to an accessory for a mobile telephone |
EP0700585B1 (en) * | 1993-05-27 | 2003-09-24 | Griffith University | Antennas for use in portable communications devices |
GB2302474B (en) * | 1995-10-27 | 1997-06-11 | Leslie Ronald Wilson | Improvements in or relating to a shielding device |
-
1997
- 1997-10-28 GB GB9722603A patent/GB2330979A/en not_active Withdrawn
-
1998
- 1998-10-14 FI FI982226A patent/FI982226A/en unknown
- 1998-10-14 SE SE9803491A patent/SE9803491L/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
GB9722603D0 (en) | 1997-12-24 |
FI982226A (en) | 1999-04-29 |
SE9803491D0 (en) | 1998-10-14 |
SE9803491L (en) | 1999-04-29 |
GB2330979A (en) | 1999-05-05 |
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