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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
% k+ u" H2 f! v" I% E! m 1) Complete transceiver design of wireless communication at 5 GHz.
; M9 c5 {2 |4 i( f; W 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
% V! {, R# y. q$ c3 Z+ kdifferent country spectrum requirements.
9 x: r/ V1 r0 N- I 3) Dynamic frequency selection to resist interferences.
8 c& [& p( [$ D1 s" F% E7 w 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
" r, s) ^% u6 P2 M/ G' b4 k7 H% gother WLAN networks at 5 GHz.
0 w6 l8 J6 E: z. I2 D5 ?* z5) Secure networking to assure privacy and content rights protection.
: ?6 _4 J, \- q+ I6 f$ r 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
. a* E/ V V2 L( M H.264 and VC-1 (WM-9).
- d; X" m( l& Z 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
+ r3 B' @5 u& h* w e P5 p, H broadcasting.
! l/ G! ?" Q- \8) Configurable expansion I/O connector enabling easy integration with existing host
7 A: Q" k. R8 ^" n2 G systems.
4 t/ f9 M" Y# \% R: C" ~ 9) HCI interface to the host CPU to enable flexible application development at the host level.
( x4 S' `* _( \' O: o) m: w 10) Transmission of IR control signals to the video source devices from the TV location.
, X( @5 a ^6 z1 C) H% \ 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
! D c7 `- L3 O2 h' ?. rParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
[( ?5 U6 l/ J6 n7 J! 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
+ y2 W: k' I& f1 d. a 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
/ T! G6 d' r! _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
/ u+ x7 ?& n7 j& y6 wMbps.
( D5 Z) L7 K0 S3 L* o+ ]+ j3 System Security
) D# Y# N# U6 U7 P* Z9 m2 F# x The communication is authenticated and the media stream is encrypted to assure for
p8 E- n0 o/ \* z protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
" K/ Z5 m% B' m3 y. Q$ A9 i7 V! Densures private communications between each pair of units. This also allow for coexistence of
( s u ]- P1 Z2 P multiple pairs of simultaneous operations without cross talk.
; o& V5 p$ m8 p1 T __________________________________________________________________________
1 I, e; U5 w6 t3 V- o0 aGaffer_tam@163.com
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