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US 7,548,208 B2Granted
Internal diversity antenna architecture
AssigneePalm, Inc.
InventorsWeiping Dou, Stephen Senatore, Arthur Zarnowitz
Life of this patent
Estimating the term…
Abstract
Various embodiments of an internal diversity antenna architecture are described. In one embodiment, a wireless device may include a housing enclosing a printed circuit board, a first diversity antenna, and a second diversity antenna internal to the housing. The second diversity antenna may be positioned substantially near the bottom of the housing or the bottom the printed circuit board. Other embodiments are described and claimed.
Claims19
A wireless device, comprising:
- a housing enclosing a printed circuit board;
- a first diversity antenna disposed on the printed circuit board;
- a second diversity antenna disposed on the printed circuit board and internal to said housing, said second diversity antenna positioned substantially near a bottom of said housing or a bottom of said printed circuit board;
- and
- said first diversity antenna comprising a primary antenna and said second diversity antenna comprising a secondary antenna, and wherein said first diversity antenna and said second diversity antenna are both positioned parallel to a ground plane.
2 more elements
A wireless device, comprising:
- a housing enclosing a printed circuit board;
- a first diversity antenna internal to said housing and disposed on the printed circuit board;
- a second diversity antenna internal to said housing and disposed on the printed circuit board, said second diversity antenna positioned substantially at a bottom of said housing or a bottom of said printed circuit board;
- and
- said first diversity antenna comprising a primary antenna and said second diversity antenna comprising a secondary antenna, and wherein said first diversity antenna and said second diversity antenna are both positioned parallel to a ground plane.
2 more elements
A communications system comprising a wireless node, said wireless node comprising:
- a primary receiver;
- a secondary receiver;
- a first antenna and a second antenna disposed on a printed circuit board, with both said first and second antennas positioned parallel to a ground plane;
- and
- a switching system to automatically select one of said first antenna and said second antenna as a primary antenna and the other of said first antenna and said second antenna as a secondary antenna.
2 more elements
Dependencies are inferred from the claim text.