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无线监控的福音——5G 无线数字传输模块介绍

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安防幼儿园学生

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发表于 2007-2-9 18:07:46 | 显示全部楼层 |阅读模式
1. Key Features
- p6 w! y( d- m8 i: E1) Complete transceiver design of wireless communication at 5 GHz.
, _; x, L; p( _4 _ 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
7 Y% i1 p2 Q" ^* d different country spectrum requirements.
6 k* F3 d: ?# b5 ~4 l2 f3) Dynamic frequency selection to resist interferences.
3 o' h. n! q& E; w7 {+ D 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
# f, B+ j# c; ^/ o' cother WLAN networks at 5 GHz.
+ W: d/ x! a, z, [5) Secure networking to assure privacy and content rights protection.
# L# s& T' ]" h* Q! O! c 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
2 c/ o1 `4 r/ CH.264 and VC-1 (WM-9).
0 M; @9 e, b- m: _- L( p3 ~7) Supports point-to-point video connection with full QoS and point-to-multipoint video
( B9 ^/ c( G4 e broadcasting.
" w1 i& |3 \; X8) Configurable expansion I/O connector enabling easy integration with existing host
6 j$ D) y, L7 l, D- \! z7 \systems.
) ] h6 U# o% H3 h8 y 9) HCI interface to the host CPU to enable flexible application development at the host level.
* |9 `) h, a1 O' Y2 U& I& ]4 Z 10) Transmission of IR control signals to the video source devices from the TV location.
, a8 }3 L8 B5 P: D5 e2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
: H" [) M3 k0 V1 }" g* P7 ^, J Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
* K- j3 i+ U6 o& bWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
) }8 m' T2 \& G% ?1 H& \ t* _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
7 C* }$ Z1 g! V8 h; M- J8 a 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
& e$ G* V7 k7 S \5 Q, ? R8 ` Mbps.
% T' X n0 O2 T* H* ?' w 3 System Security
) O! [+ ~/ j6 i) j8 C) W The communication is authenticated and the media stream is encrypted to assure for
( ~) h- P: S' Iprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
$ }* n* Y, B3 M4 |, E7 c ensures private communications between each pair of units. This also allow for coexistence of
& l f" g6 F* ]; L! G c* T8 Tmultiple pairs of simultaneous operations without cross talk.
7 H# y' O0 b: c5 p! D __________________________________________________________________________
2 b" l: l: O9 ^! q2 p6 G Gaffer_tam@163.com
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