Portable electronic appliance provided with an integrated radio communication devivce having an antenna for transmitting and/or receiving electromagnetic waves

• US 20020004409A1
• Filed: 07/03/2001
• Published: 01/10/2002
• Est. Priority Date: 07/10/2000
• Status: Abandoned Application

• Current Assignee: DRNC Holdings, Inc. (InterDigital, Inc.)
• Original Assignee: Alcatel SA (Nokia Corporation)
• Inventors: Petit, Roger, Martinez, Eric
• Application Number:
  US09/897,139
• Publication Number:
  US 20020004409A1
• Time in Patent Office: Days
• US Class Current: 455/90.1
• CPC Class Codes: H04B 1/3805 with built-in auxiliary receivers
• CPC Class Codes: H04M 1/0202 Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets constructional features of telephone transmitters or receivers, e.g. of speakers or microphones H04M1/03
• CPC Class Codes: H04M 1/0262 for a battery compartment
• CPC Class Codes: H04M 2250/02 including a Bluetooth interface

Abstract

The invention relates to a portable electronic appliance including a device for transmitting and/or receiving radio signals integrated in the appliance, the device having an antenna for transmitting and/or receiving the radio signals, the antenna being in register with at least one portion of an outside face of said appliance that is for holding by a user. According to the invention the appliance includes means for creating a different touch sensation corresponding to said portion so as to hinder the user in holding said portion, thus freeing antenna radiation from disturbance due to the presence of a user'"'"'s hand over said portion. The invention is particularly applicable to telephones, personal digital assistants, pocket computers, and domestic appliances.

Claims

1. A portable electronic appliance including a device for transmitting and/or receiving radio signals integrated in the appliance, the device having an antenna for transmitting and/or receiving the radio signals, the antenna being in register with at least one portion of an outside face of said appliance that is for holding by a user, said appliance including means for creating a different touch sensation corresponding to said portion so as to hinder the user in holding said portion, thus freeing antenna radiation from disturbance due to the presence of a user'"'"'s hand over said portion:

2. An appliance according to claim 1, wherein said means are provided on said portion.

3. An appliance according to claim 2, wherein said means perform their function by the shape given to them, which shape does not match the shape of a user'"'"'s hand.

4. An appliance according to claim 3, wherein said means comprise a discontinuity in the planeness of said outside face, said discontinuity being constituted by the periphery of said portion.

5. An appliance according to claim 2, wherein said means are shaped to constitute a projection.

6. An appliance according to claim 5, wherein said means comprise at least one element from the group:

roughnesses;

a projecting portion;

a granular surface.

7. An appliance according to claim 1, wherein said means are marked with a warning recalling the presence of said device.