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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
: L0 g8 u, j6 U. ~1) Complete transceiver design of wireless communication at 5 GHz.
$ V$ c- m0 c* _3 P2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
( y- u' R' O& m8 k) e9 d different country spectrum requirements.
0 p7 a) c" E7 N 3) Dynamic frequency selection to resist interferences.
0 \: b7 R" Y% i/ T7 Q) J2 i9 i4) Close-loop power control to minimize power consumption and be a friendly neighbor to
4 J7 U: e/ |( T+ p3 ?$ }, Bother WLAN networks at 5 GHz.
; ?0 Y. A9 M! b) I8 G% q 5) Secure networking to assure privacy and content rights protection.
$ Q; B% M; t; l- `$ x; v 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
5 r4 S5 A# B/ d( p. I6 [' C H.264 and VC-1 (WM-9).
" k) g" V c) e7) Supports point-to-point video connection with full QoS and point-to-multipoint video
: P! C! C& E9 ~" j( P broadcasting.
, O( x" G4 T$ I8) Configurable expansion I/O connector enabling easy integration with existing host
6 X* G1 G9 e1 Y3 o; c: Q. N4 @3 `systems.
. u# t" r, o' }' P# }9) HCI interface to the host CPU to enable flexible application development at the host level.
% N+ w B$ c% o. }7 [- D/ G 10) Transmission of IR control signals to the video source devices from the TV location.
3 ^6 L& @' P0 R6 _7 E2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
7 x r1 `- Q! R2 T# kParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
! n( _6 Z. ^. {4 V: ^; [. D' P& U- k 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 E7 a [( d" u" cdifferent 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
/ M" `, `% G/ Y' w' Upower 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
7 P$ H" n6 x8 P5 f1 V4 [7 p Mbps.
7 P, s ~* _2 R4 G" {3 System Security
1 p; e# L! Q2 p2 dThe communication is authenticated and the media stream is encrypted to assure for
' M( m. l: W; Q protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
0 e+ p) O. S% _1 p I ensures private communications between each pair of units. This also allow for coexistence of
" `3 w( C* \% I& @5 N `. ^multiple pairs of simultaneous operations without cross talk.
2 A, Z6 x$ V! U. K5 `' a7 q __________________________________________________________________________
* c8 b% L& @* h( ^- Z7 l3 DGaffer_tam@163.com
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