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1. Key Features
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1) Complete transceiver design of wireless communication at 5 GHz.
8 e( g( I# Y0 l. ~2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
- e8 s% {1 H6 a7 z( [" vdifferent 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.
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5) Secure networking to assure privacy and content rights protection.
: ?7 [- U! y3 [$ c/ A/ B' F v6 `* H6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
" ^ o1 q5 `2 D8 @H.264 and VC-1 (WM-9).
* z$ q1 X& s% q; e/ D1 x- o7) Supports point-to-point video connection with full QoS and point-to-multipoint video
4 t! h0 N( P: w' vbroadcasting.
3 C/ Y0 |5 Z; u9 G" f8) 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.
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10) 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
# b+ @3 @6 X" x$ q2 N+ ]WiViTM wireless networking technology at 5 GHz.
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.
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
/ W2 y0 \4 H" spower 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
4 j7 L0 ]! F5 u- u- w% ^: V# oMbps.
6 ~4 |& ^, F$ M: _; f& ?; R4 V k3 System Security
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The communication is authenticated and the media stream is encrypted to assure for
% b3 E! r6 Z- q% P5 k4 |" x8 [- gprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
8 O! y. D4 C; m9 U! G; a) Vensures private communications between each pair of units. This also allow for coexistence of
! j* ~# T. p, F" c$ T- A. wmultiple pairs of simultaneous operations without cross talk.
" i! ^* e* f' i6 Z& R( i3 Q- @# P4 R__________________________________________________________________________
( V( z# J$ D! P$ S; EGaffer_tam@163.com |
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发表于 2007-2-9 18:07:46
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