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1. Key Features
( a4 w2 ]1 N1 N1) Complete transceiver design of wireless communication at 5 GHz.
5 G b, _% M7 ~! n2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
( L; {- H- t9 \! a! e, Jdifferent country spectrum requirements.
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3) Dynamic frequency selection to resist interferences.
7 q, `* `* p8 u6 n* a: \, |' j0 ?4) Close-loop power control to minimize power consumption and be a friendly neighbor to
6 ?: n9 c s ?! fother WLAN networks at 5 GHz.
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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,
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H.264 and VC-1 (WM-9).
1 X- W+ O" Q! s3 `6 S7) Supports point-to-point video connection with full QoS and point-to-multipoint video
" i3 H! Q9 {! R1 Q+ Q' p( ]6 ?broadcasting.
! v, [$ O) r! K4 F! X6 I8) Configurable expansion I/O connector enabling easy integration with existing host
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systems.
5 s9 Y7 Q! L, ^/ Y6 x* u& W" Q% f- K9) 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
4 c4 Q/ P2 H, cParallel 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
6 z; a. A% `# t( x7 M) 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
4 J$ G$ X; `8 n' D3 Xpower 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
( q, L* v1 R1 j, f' y: k: |Mbps.
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3 System Security
! v* o' \( O& t. rThe communication is authenticated and the media stream is encrypted to assure for
# n, C* {, \: ^ h; m( ?protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
2 u9 H ]+ C) p$ ?! S( m" Sensures 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.
$ C- n2 C( @1 s! M2 j4 J0 T__________________________________________________________________________
0 h+ g: ?# n K* z0 z. S, d7 g. vGaffer_tam@163.com |
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发表于 2007-2-9 18:07:46
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