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1. Key Features
, _2 y# ?" k% h. O' z6 h p1) Complete transceiver design of wireless communication at 5 GHz.
$ y- o2 [# Z! D$ A3 S% d ^) l2) 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.
6 J/ N% h6 p! L: P: f; u5 z+ d3) Dynamic frequency selection to resist interferences.
1 Z7 i( D/ q# E2 T1 c4) Close-loop power control to minimize power consumption and be a friendly neighbor to
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other WLAN networks at 5 GHz.
9 M! ^: _6 \; @( X( ]8 R5) 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).
, V- g5 n) s4 w! q6 |& [8 e5 G) _/ q7) Supports point-to-point video connection with full QoS and point-to-multipoint video
; T7 F# D: V) ?broadcasting.
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8) Configurable expansion I/O connector enabling easy integration with existing host
w/ ? b6 W6 `9 K L% Osystems.
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9) HCI interface to the host CPU to enable flexible application development at the host level.
1 E) T/ {: `1 K( H) _8 h0 o10) 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
: _2 Y7 C. c" W: H% r2 ?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
* q2 \# R" c; a4 A" p" I$ vpower 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.
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3 System Security
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The communication is authenticated and the media stream is encrypted to assure for
# U5 z0 f5 a: ~4 p; i9 {$ Hprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
) g% ]$ E) }+ R& Sensures private communications between each pair of units. This also allow for coexistence of
$ q1 y* M$ ]5 _' p+ c% Hmultiple 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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