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1. Key Features
, H! K* S, ~& Z% s- z* }. q6 d1) Complete transceiver design of wireless communication at 5 GHz.
" d7 A$ v- R3 T2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
- M- P' n1 }- O% o# Ddifferent 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
9 @+ w3 h/ P' t& A- S' k% ]other WLAN networks at 5 GHz.
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5) Secure networking to assure privacy and content rights protection.
* ~* W1 N; Z/ y" b. }: n6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
+ u) [) s1 ?; C4 [H.264 and VC-1 (WM-9).
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7) Supports point-to-point video connection with full QoS and point-to-multipoint video
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broadcasting.
$ |& H* u8 }$ S- L% O5 V( |8) Configurable expansion I/O connector enabling easy integration with existing host
4 y, n& `4 e1 }' O. ysystems.
& t4 ?1 w2 L; z9) 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.
" C* P7 w5 }* L% x) q" o2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
- t# P* }; W' pParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
# s. J1 V* v; G. t1 D4 QWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
( X, l: o# G: Gdifferent 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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Mbps.
% T8 [9 F, O& f- V! d8 x3 System Security
T+ z! E" h& CThe communication is authenticated and the media stream is encrypted to assure for
+ F0 B& e8 _: E( Tprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
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ensures private communications between each pair of units. This also allow for coexistence of
/ \/ ?8 i) r w$ Z, Z. ?multiple pairs of simultaneous operations without cross talk.
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, l% {. L" N3 c8 K! @8 e K, xGaffer_tam@163.com |
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发表于 2007-2-9 18:07:46
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