GB2430107B - Radiation absorber for a radio frequency device - Google Patents

Radiation absorber for a radio frequency device

Info

Publication number
GB2430107B
GB2430107B GB0518677A GB0518677A GB2430107B GB 2430107 B GB2430107 B GB 2430107B GB 0518677 A GB0518677 A GB 0518677A GB 0518677 A GB0518677 A GB 0518677A GB 2430107 B GB2430107 B GB 2430107B
Authority
GB
United Kingdom
Prior art keywords
radio frequency
frequency device
radiation absorber
absorber
radiation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB0518677A
Other versions
GB2430107A (en
GB0518677D0 (en
Inventor
Anthony Maxwell Coleman
Adrian Arthur Hearn
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to GB0518677A priority Critical patent/GB2430107B/en
Publication of GB0518677D0 publication Critical patent/GB0518677D0/en
Publication of GB2430107A publication Critical patent/GB2430107A/en
Priority to HK07109918.3A priority patent/HK1101940A1/en
Application granted granted Critical
Publication of GB2430107B publication Critical patent/GB2430107B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/06—Means for the lighting or illuminating of antennas, e.g. for purpose of warning
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q17/00—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/06—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using refracting or diffracting devices, e.g. lens
    • H01Q19/067—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using refracting or diffracting devices, e.g. lens using a hologram
    • 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
    • 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
    • H04B2001/3844—Arrangements for reducing RF exposure to the user, e.g. by changing the shape of the transceiver while in use with means to alert the user that a certain exposure has been reached
GB0518677A 2005-09-13 2005-09-13 Radiation absorber for a radio frequency device Expired - Fee Related GB2430107B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0518677A GB2430107B (en) 2005-09-13 2005-09-13 Radiation absorber for a radio frequency device
HK07109918.3A HK1101940A1 (en) 2005-09-13 2007-09-12 Radiation absorber for a radio frequency device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0518677A GB2430107B (en) 2005-09-13 2005-09-13 Radiation absorber for a radio frequency device

Publications (3)

Publication Number Publication Date
GB0518677D0 GB0518677D0 (en) 2005-10-19
GB2430107A GB2430107A (en) 2007-03-14
GB2430107B true GB2430107B (en) 2008-08-20

Family

ID=35221415

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0518677A Expired - Fee Related GB2430107B (en) 2005-09-13 2005-09-13 Radiation absorber for a radio frequency device

Country Status (2)

Country Link
GB (1) GB2430107B (en)
HK (1) HK1101940A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL2001801C2 (en) * 2008-07-14 2010-01-18 Ww I M Ltd Device and method for reducing the harmful effects of electromagnetic radiation.

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1150183A2 (en) * 2000-04-28 2001-10-31 Dai Nippon Printing Co., Ltd. Hologram transfer foil
WO2001085472A1 (en) * 2000-04-25 2001-11-15 Koninklijke Philips Electronics N.V. Method for providing a surface of an article with a decoration or text
US6495295B1 (en) * 1999-01-19 2002-12-17 Dai Nippon Printing Co., Ltd. Hologram transfer film

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6495295B1 (en) * 1999-01-19 2002-12-17 Dai Nippon Printing Co., Ltd. Hologram transfer film
WO2001085472A1 (en) * 2000-04-25 2001-11-15 Koninklijke Philips Electronics N.V. Method for providing a surface of an article with a decoration or text
EP1150183A2 (en) * 2000-04-28 2001-10-31 Dai Nippon Printing Co., Ltd. Hologram transfer foil

Also Published As

Publication number Publication date
GB2430107A (en) 2007-03-14
HK1101940A1 (en) 2007-11-02
GB0518677D0 (en) 2005-10-19

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PCNP Patent ceased through non-payment of renewal fee

Effective date: 20160913

S28 Restoration of ceased patents (sect. 28/pat. act 1977)

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