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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
8 x& X8 C. v! R5 w8 l' _1) Complete transceiver design of wireless communication at 5 GHz.
1 O& m3 w. d- V. B! ?5 c3 ]2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
5 }9 v" S- ^- y% N- J! qdifferent country spectrum requirements.
8 [: p+ c4 N# s& l1 J3) Dynamic frequency selection to resist interferences.
, C/ x9 W0 ?5 ~8 b6 L 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
; _9 f/ U" n, d5 b( \other WLAN networks at 5 GHz.
+ w! B: B' ]& ]* |, L* Z* v 5) Secure networking to assure privacy and content rights protection.
( S6 X/ P% A( V! G1 L k2 x. y+ `3 i9 \ 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
& l# {1 f6 v. X0 h% e H.264 and VC-1 (WM-9).
r8 v# d& x `7) Supports point-to-point video connection with full QoS and point-to-multipoint video
8 z8 h4 X% O+ K3 Q) z: Ybroadcasting.
, _: d3 q1 n5 U8) Configurable expansion I/O connector enabling easy integration with existing host
) s( ]) d( h/ L systems.
" I8 c/ P; e$ C$ q0 I% a% l. ?9) HCI interface to the host CPU to enable flexible application development at the host level.
6 ?# K E# Y3 h4 t/ E% q# h& a 10) Transmission of IR control signals to the video source devices from the TV location.
1 I5 a8 L* p& ? a! \2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
2 v: g8 N7 |& N3 ZParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
6 {. m2 B+ l5 ]1 c* ] WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
+ g0 @8 }+ G$ ^1 idifferent 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
' K. ?: e* b1 A; r1 p/ T+ f- ypower 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
0 f2 J+ |4 E4 x; cMbps.
, B/ n1 w# y1 G N 3 System Security
9 c n' p; h2 `7 O+ n! S9 }$ r3 h, c The communication is authenticated and the media stream is encrypted to assure for
) q' u# Z3 g7 v/ x5 e) t2 [protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
J$ M6 ]* k7 I3 z2 qensures private communications between each pair of units. This also allow for coexistence of
. c$ o& k7 Q, l6 P8 }$ X' A( M multiple pairs of simultaneous operations without cross talk.
, a ]/ G0 k6 y$ u$ a& I__________________________________________________________________________
6 d0 P$ T4 Q# FGaffer_tam@163.com
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