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GB2372899B - Portable communications terminal incorporating a radio signal attenuation device - Google Patents

Portable communications terminal incorporating a radio signal attenuation device

Info

Publication number
GB2372899B
GB2372899B GB0105158A GB0105158A GB2372899B GB 2372899 B GB2372899 B GB 2372899B GB 0105158 A GB0105158 A GB 0105158A GB 0105158 A GB0105158 A GB 0105158A GB 2372899 B GB2372899 B GB 2372899B
Authority
GB
United Kingdom
Prior art keywords
radio signal
signal attenuation
communications terminal
attenuation device
portable communications
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
GB0105158A
Other versions
GB0105158D0 (en
GB2372899A (en
Inventor
Andrew Beaton Hannigan
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.)
Matsushita Communication Industrial UK Ltd
Panasonic Holdings Corp
Original Assignee
Matsushita Communication Industrial UK Ltd
Matsushita Electric Industrial Co Ltd
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 Matsushita Communication Industrial UK Ltd, Matsushita Electric Industrial Co Ltd filed Critical Matsushita Communication Industrial UK Ltd
Priority to GB0105158A priority Critical patent/GB2372899B/en
Publication of GB0105158D0 publication Critical patent/GB0105158D0/en
Publication of GB2372899A publication Critical patent/GB2372899A/en
Application granted granted Critical
Publication of GB2372899B publication Critical patent/GB2372899B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • 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
    • H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
    • H01Q1/526—Electromagnetic shields
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Telephone Set Structure (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
GB0105158A 2001-03-01 2001-03-01 Portable communications terminal incorporating a radio signal attenuation device Expired - Fee Related GB2372899B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0105158A GB2372899B (en) 2001-03-01 2001-03-01 Portable communications terminal incorporating a radio signal attenuation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0105158A GB2372899B (en) 2001-03-01 2001-03-01 Portable communications terminal incorporating a radio signal attenuation device

Publications (3)

Publication Number Publication Date
GB0105158D0 GB0105158D0 (en) 2001-04-18
GB2372899A GB2372899A (en) 2002-09-04
GB2372899B true GB2372899B (en) 2004-06-16

Family

ID=9909835

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0105158A Expired - Fee Related GB2372899B (en) 2001-03-01 2001-03-01 Portable communications terminal incorporating a radio signal attenuation device

Country Status (1)

Country Link
GB (1) GB2372899B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003143274A (en) 2001-11-07 2003-05-16 Nec Access Technica Ltd Portable radio terminal equipment
DE102015100519B3 (en) * 2015-01-12 2016-03-03 P3 Communications GmbH Housing for a mobile phone

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09181637A (en) * 1995-12-27 1997-07-11 Kokusai Electric Co Ltd Portable radio
WO2001028305A1 (en) * 1999-10-12 2001-04-19 Shielding For Electronics, Inc. Emi containment apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09181637A (en) * 1995-12-27 1997-07-11 Kokusai Electric Co Ltd Portable radio
WO2001028305A1 (en) * 1999-10-12 2001-04-19 Shielding For Electronics, Inc. Emi containment apparatus

Also Published As

Publication number Publication date
GB0105158D0 (en) 2001-04-18
GB2372899A (en) 2002-09-04

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090301