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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
# [7 w& W y7 {5 a7 @- W4 o# l& c 1) Complete transceiver design of wireless communication at 5 GHz.
G# @0 }+ A1 G: j; b2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
8 Q' a( e7 D5 C3 E) F9 O different country spectrum requirements.
3 [' A5 Y* J j( g3) Dynamic frequency selection to resist interferences.
5 S" S' h7 J6 w/ M' S7 p 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
( b+ t% R2 m6 D& I( K other WLAN networks at 5 GHz.
. e( G. c- c9 l$ `7 l, D* F% N 5) Secure networking to assure privacy and content rights protection.
* C3 D/ ]: J' K( q$ N 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
+ M# ~ i$ U/ v2 t7 aH.264 and VC-1 (WM-9).
# [. O4 R& p7 N6 z 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
8 E: P$ z- j D+ l) | broadcasting.
( e4 W4 w3 j3 v; w4 n6 ^3 X8) Configurable expansion I/O connector enabling easy integration with existing host
2 ~- {7 V7 O7 d$ ^5 K9 u3 E, H systems.
1 C* i+ ~9 B0 g' {" @9) HCI interface to the host CPU to enable flexible application development at the host level.
& h, S1 a* l9 S6 O: @+ N* F 10) Transmission of IR control signals to the video source devices from the TV location.
, p( c. g5 }: s& u5 U2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
$ _/ p# `; _% F6 V. R& a4 D1 EParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
4 ]9 V! m2 R* x# e4 G) [0 _WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
' ]- b0 Q/ v, Q 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
) W( ]6 V8 b: k( I$ ^ Xpower 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
% ^! g2 n$ N3 x2 K7 N v* C7 ]' R Mbps.
8 \4 l# z$ j+ A1 I" {7 _: o. M4 c: C3 System Security
/ o' |; j& ]. M/ Q5 o, |The communication is authenticated and the media stream is encrypted to assure for
# l, u" q$ O: s; L/ _3 _protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
8 V, a4 ^2 S' h ensures private communications between each pair of units. This also allow for coexistence of
; n2 ~6 h6 Y( V multiple pairs of simultaneous operations without cross talk.
; Y4 x/ M5 M1 V; x__________________________________________________________________________
y* G' ?% \% H/ d& PGaffer_tam@163.com
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