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1. Key Features
3 Z3 ?, T& ]3 Q( v/ v' F/ v1) Complete transceiver design of wireless communication at 5 GHz.
& }4 j! b7 X% k: f4 W( r2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
4 Z8 X" Z5 |" Y# ^% x( L ]8 w* Jdifferent country spectrum requirements.
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3) Dynamic frequency selection to resist interferences.
2 x- n. I' l8 W# y8 q: i) W7 r* u4) Close-loop power control to minimize power consumption and be a friendly neighbor to
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other WLAN networks at 5 GHz.
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5) Secure networking to assure privacy and content rights protection.
6 ]( C4 k% k' R) g( ?- J6) 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).
! K' n+ A. [ I# f/ p7) Supports point-to-point video connection with full QoS and point-to-multipoint video
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broadcasting.
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8) Configurable expansion I/O connector enabling easy integration with existing host
V( s5 }0 i1 P3 ?% fsystems.
1 R- y9 o9 G" ]9) HCI interface to the host CPU to enable flexible application development at the host level.
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10) Transmission of IR control signals to the video source devices from the TV location.
% U# x9 R! J3 G$ Z8 p( T2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
6 A+ `3 M ]. F/ QParallel 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
( a; B6 F- o8 [8 v$ ~! rdifferent 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
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The communication is authenticated and the media stream is encrypted to assure for
% D* \( W% ?/ K3 z# a" Rprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
3 y4 C: N" W9 }3 c9 Nensures private communications between each pair of units. This also allow for coexistence of
# a% W6 K* T8 l# I Dmultiple 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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