IMPLEMENTATION OF DIVERSITY ANTENNAS IN SMALL PORTABLE MEDIA DEVICES AND CELL PHONES

• US 20090257607A1
• Filed: 04/09/2008
• Published: 10/15/2009
• Est. Priority Date: 04/09/2008
• Status: Active Grant

• Current Assignee: Atmel Corporation (Microchip Technology Incorporated)
• Original Assignee: Newport Media Inc. (Nexstar Media Group, Inc.)
• Inventors: Kamke, James F., Abdelgany, MohyEldeen F., Ma, Jun
• Granted Patent: US 8,259,029 B2
• Time in Patent Office: Days
• US Class Current: 381/311
• CPC Class Codes: H01Q 1/273 Adaptation for carrying or wearing by persons or animals
• CPC Class Codes: H01Q 1/44 using equipment having another main function to serve additionally as an antenna , e.g. means for giving an antenna an aesthetic aspectH01Q1/27 - H01Q1/34 take precedence
• CPC Class Codes: H01Q 21/30 Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
• CPC Class Codes: H04B 7/082 selecting best antenna path
• CPC Class Codes: H04B 7/0837 using pre-detection combining H04B7/0868 takes precedence
• CPC Class Codes: H04M 1/6058 involving the use of a headset accessory device connected to the portable telephone

Abstract

A mobile telecommunications apparatus includes a portable media device adapted to receive electronic data through a network, the portable media device comprising a first antenna adapted to receive electromagnetic signals of a particular frequency, the frequency is at least one of a radio frequency and a television (TV) frequency, and a headset in electrical communication with the portable media device and adapted to receive the electronic data through the network, the headset includes a switch coupled to the first antenna, a second antenna coupled to the switch, and a headset speaker comprising at least one of a mono headset speaker and a stereo headset speaker, the switch is adapted to combine operation of the first antenna and the second antenna into a dual operation diversity receiver. The network may comprise a Digital Video Broadcasting over Handheld (DVB-H) network.

Claims

1. A mobile telecommunications apparatus comprising:

a portable media device adapted to receive electronic data through a network, said portable media device comprising a first antenna adapted to receive electromagnetic signals of a particular frequency, wherein said frequency is at least one of a radio frequency and a television (TV) frequency; and

a headset in electrical communication with said portable media device and adapted to receive said electronic data through said network, wherein said headset comprises;

a switch coupled to said first antenna;

a second antenna coupled to said switch; and

a headset speaker comprising at least one of a mono headset speaker and a stereo headset speaker,

wherein said switch is adapted to combine operation of said first antenna and said second antenna into a dual operation diversity receiver.

2. The apparatus of claim 1, wherein said network comprises a Digital Video Broadcasting over Handheld (DVB-H) network.

3. The apparatus of claim 1, wherein said mono headset speaker of said headset comprises one headset speaker.

4. The apparatus of claim 1, wherein said mono headset speaker of said headset comprises a first antenna element corresponding to a microphone (+), a second antenna element corresponding to a microphone (−

), a third antenna element corresponding to a speaker (+) and a fourth antenna element corresponding to a speaker (−

).

5. The apparatus of claim 1, wherein said stereo headset speaker of said headset comprises a plurality of speakers.

6. The apparatus of claim 1, wherein said stereo headset speaker of said headset comprises a first antenna element corresponding to a microphone (+), a second antenna element corresponding to a microphone (−

), a third antenna element corresponding to a left speaker (+), a fourth antenna element corresponding to a left speaker (−

), a fifth antenna element corresponding to a right speaker (+), and a sixth antenna element corresponding to a right speaker (−

).

7. The apparatus of claim 4, wherein said first antenna element and said second antenna element of said mono headset speaker and said stereo headset speaker of said headset are coupled to an ideal capacitor to reduce a high impedance by creating an effective short circuit based on at least one of said radio frequency or said TV frequency without affecting an operation of said headset speaker.

8. The apparatus of claim 1, wherein said first antenna of said portable media device is perpendicular to said second antenna of said headset.

9. The apparatus of claim 1, wherein said first antenna of said portable media device is configured into a geometric shape of said portable media device.

10. An antenna diversity system comprising:

a first antenna adapted to transmit and receive electronic data through a network, said first antenna being positioned in a portable media device; and

a second antenna adapted to receive audio signals through said network, said second antenna being positioned in a headset operatively connected to said portable media device, wherein said headset comprises;

a headset speaker comprising a plurality of antenna elements, said plurality of antenna elements being combined by an ideal capacitor; and

a switch coupled to said first antenna and to said second antenna, wherein said switch is adapted to combine operation of said first antenna and said second antenna into a dual operation diversity receiver.

11. The system of claim 10, wherein said headset speaker is at least one of a mono headset speaker and a stereo headset speaker.

12. The system of claim 11, wherein said mono headset speaker of said headset comprises one headset speaker.

13. The system of claim 11, wherein said stereo headset speaker of said headset comprises a plurality of speakers.

14. The system of claim 10, wherein said first antenna is adapted to receive electromagnetic signals of a particular frequency, wherein said frequency comprises at least one of a radio frequency and a television (TV) frequency, and wherein said ideal capacitor is adapted to reduce a high impedance by creating an effective short circuit based on at least one of said radio frequency and said TV frequency without affecting an operation of said headset speaker.

15. The system of claim 10, wherein said first antenna of said portable media device is positioned perpendicular to said second antenna of said headset.

16. The system of claim 10, wherein said first antenna of said portable media device is configured into a geometric shape of said portable media device.

17. A portable Digital Video Broadcasting over Handheld (DVB-H) receiver system comprising:

a portable media device component;

a first antenna positioned in said portable media device component and adapted to transmit and receive electronic data through a network;

a headset operatively connected to said portable media device component;

a second antenna coupled to said headset; and

a switch adapted to combine operation of said first antenna and said second antenna into a dual operation diversity receiver.

18. The system of claim 17, wherein said headset further comprising a plurality of antenna elements, said plurality of antenna elements being coupled to an ideal capacitor to reduce a high impedance in said portable media device by creating an effective short circuit based on at least one of a radio frequency and a television (TV) frequency without affecting an operation of said headset speaker.

19. The system of claim 17, wherein said first antenna of said portable media device is operationally perpendicular to said second antenna of said headset.

20. The system of claim 17, wherein said first antenna of said portable media device is configured into a geometric shape of said portable media device.