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1. Key Features
2 p3 h$ N; t# K1) Complete transceiver design of wireless communication at 5 GHz.
3 O" _1 X) A8 J" `# ?6 Y @2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
& g9 w! O- _5 i2 _4 ^6 I: Mdifferent country spectrum requirements.
) b' \/ d2 d! X# @ x5 U9 A! k' \3) Dynamic frequency selection to resist interferences.
: B* h, P; j- A0 }* `( j/ g4) Close-loop power control to minimize power consumption and be a friendly neighbor to
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other WLAN networks at 5 GHz.
* L8 O E( M0 \4 y7 l2 n4 I5) 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).
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7) Supports point-to-point video connection with full QoS and point-to-multipoint video
! v1 [; \, H5 C- d0 B% a' Y4 ^0 xbroadcasting.
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8) Configurable expansion I/O connector enabling easy integration with existing host
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systems.
6 y: u2 p, k6 I9) 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
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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
$ M% l! K- @- G9 k) E$ ?1 I0 g" D1 sdifferent 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.
5 R2 [5 K4 m2 A0 | u+ g% C7 s3 System Security
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The communication is authenticated and the media stream is encrypted to assure for
! e/ g* J* G9 C# ?" B4 `$ P! qprotection 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
) q! d ]" u- x; c' E0 cmultiple 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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