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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
$ r, b2 X5 C+ Z) q7 H9 Y4 j: X 1) Complete transceiver design of wireless communication at 5 GHz.
. U, M4 T8 u! `5 G! M 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
. L: W) D& |# ~+ o different country spectrum requirements.
0 z7 c* @, a; X* J G3) Dynamic frequency selection to resist interferences.
" @& v, k/ @1 D( y4) Close-loop power control to minimize power consumption and be a friendly neighbor to
7 f2 l) i: [9 Y" P" jother WLAN networks at 5 GHz.
# V- @5 ]9 a2 d5 e) m% }5) Secure networking to assure privacy and content rights protection.
; [' Z' C6 z& n$ x$ `6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
- M5 ^9 A$ L% y/ ?. [* }" f, T H.264 and VC-1 (WM-9).
+ n; K$ C& h( S7 f8 y 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
0 |4 U) S; Y: t8 ]: Z- k( ~- b broadcasting.
$ C# ^0 L* Y. t& W+ }. k+ L0 b8) Configurable expansion I/O connector enabling easy integration with existing host
! u! V' i ]! v7 L3 xsystems.
( B) n. f! w" z" i 9) HCI interface to the host CPU to enable flexible application development at the host level.
) P$ O& A) K' |2 R `1 ^10) Transmission of IR control signals to the video source devices from the TV location.
9 H# V5 T& n+ ] 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
* }7 |1 s" @0 V: j6 s. s: d3 zParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
% u, l5 S9 w1 t- L2 @ WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
2 B% y1 H# p- 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
+ a, r7 \! |6 m9 k6 m. o7 g 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
* j! C) I* b' ?5 P* _& N$ N4 QMbps.
; v5 J d( N2 D9 @0 w! | 3 System Security
0 N$ `' l- x, ^' g5 k# y The communication is authenticated and the media stream is encrypted to assure for
' _1 d5 s- W5 ?7 Zprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
; M& E# W( Z+ I8 r1 l/ u4 ` ensures private communications between each pair of units. This also allow for coexistence of
+ ^ {3 _! ^9 X& e: ^5 Wmultiple pairs of simultaneous operations without cross talk.
; ^: v9 z6 P0 K% X8 V__________________________________________________________________________
G' \( L2 h, i+ W: ~' s3 { Gaffer_tam@163.com
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