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1. Key Features
0 A4 J; u0 N/ i! h$ T2 t& G/ m1) Complete transceiver design of wireless communication at 5 GHz.
5 |/ M3 Z% q6 P$ W9 O( Z9 q2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
$ z# T3 I' \8 H( [/ p, \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
4 z& V8 N: ~7 f: w9 E1 [other WLAN networks at 5 GHz.
: o) B" D" Y* T: I9 v! _/ Z5) 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,
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H.264 and VC-1 (WM-9).
8 ?2 a* t9 W( W% w' U) _. }" F7) Supports point-to-point video connection with full QoS and point-to-multipoint video
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broadcasting.
% X& g0 I! @# L4 c6 b! ] X8) Configurable expansion I/O connector enabling easy integration with existing host
\7 _) v9 s/ I2 csystems.
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9) HCI interface to the host CPU to enable flexible application development at the host level.
% N% X% {$ Y% i. ~10) Transmission of IR control signals to the video source devices from the TV location.
5 V. p* y5 y3 v8 A! f$ Z2 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
1 B& D# v/ G) p( a4 GWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
: D( X6 W( a" G3 \0 e8 ndifferent 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
' B! L1 R- C1 s( h cpower 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
# ?! `) z2 n% Y7 M) }Mbps.
0 M0 q4 u4 Z3 U3 System Security
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The communication is authenticated and the media stream is encrypted to assure for
' y6 f* ~* c% X& V- e: `protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
1 F- f' _& i7 n! C/ Yensures private communications between each pair of units. This also allow for coexistence of
' U4 |+ O5 [+ _6 N# `3 Qmultiple pairs of simultaneous operations without cross talk.
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__________________________________________________________________________
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Gaffer_tam@163.com |
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发表于 2007-2-9 18:07:46
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