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1. Key Features
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1) Complete transceiver design of wireless communication at 5 GHz.
0 J1 J( g @4 b* b8 H2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
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different country spectrum requirements.
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3) Dynamic frequency selection to resist interferences.
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4) Close-loop power control to minimize power consumption and be a friendly neighbor to
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other WLAN networks at 5 GHz.
; i- M6 o5 c8 z, u$ B2 \5) Secure networking to assure privacy and content rights protection.
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6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
( m. D" `7 o: a8 rH.264 and VC-1 (WM-9).
& G8 Y" i# Z% j) F& Q7) Supports point-to-point video connection with full QoS and point-to-multipoint video
/ h* \/ q' Q' J% c+ r- V zbroadcasting.
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8) Configurable expansion I/O connector enabling easy integration with existing host
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systems.
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9) HCI interface to the host CPU to enable flexible application development at the host level.
0 k5 U1 M s% }" o" R8 ]* ]' K10) Transmission of IR control signals to the video source devices from the TV location.
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2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
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Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
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WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
; |8 u/ Z2 M; m$ L9 L+ w2 m! v; Adifferent country spectrum requirements.
The system support data rates from 6 Mbps to 60 Mbps.
The system supports video bit rates from 3 Mbps to 45 Mbps.
Proprietary radio resource control with dynamic frequency selection (DFS) and close-loop
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power control (CLPC).
Overall video propagation delay of less than 30 ms.
Receive sensitivity is –86 dBm for video rate of 6 Mbps, and –78 dBm for video rate of 20
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3 System Security
0 \3 \- ~, w' q8 w" r! j2 |' u7 I8 vThe communication is authenticated and the media stream is encrypted to assure for
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protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
" j0 m7 _) ~( S: t( T6 u( C$ J4 N. Wensures private communications between each pair of units. This also allow for coexistence of
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multiple pairs of simultaneous operations without cross talk.
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__________________________________________________________________________
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发表于 2007-2-9 18:07:46
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