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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
" i+ a( K" C1 ]: [ \& Q! x 1) Complete transceiver design of wireless communication at 5 GHz.
) _8 F: e6 Q$ X, s/ u- h 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
" @) m& ?- v/ X, v l/ ~different country spectrum requirements.
; ~9 C; ~0 z8 L+ U9 H( i' d 3) Dynamic frequency selection to resist interferences.
/ h3 `/ k" V9 |9 I, {% B- {$ v4) Close-loop power control to minimize power consumption and be a friendly neighbor to
- V$ m' x# B! }- z( t* j other WLAN networks at 5 GHz.
$ K/ y8 U2 U0 H4 W 5) Secure networking to assure privacy and content rights protection.
) e, |7 |( k1 n6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
5 I( S, n% R! M H.264 and VC-1 (WM-9).
, u' {# {/ w& a! J/ i0 g% j! A 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
0 h. j, v0 ~+ P" e" b( f: e9 t" l broadcasting.
9 t& _7 d5 m' V 8) Configurable expansion I/O connector enabling easy integration with existing host
3 S4 x8 M0 p7 C' g" y' y systems.
2 g0 o7 h6 N* m# w" z( a6 O 9) HCI interface to the host CPU to enable flexible application development at the host level.
1 \' j9 r: @2 q) O% J5 Q- |& p10) Transmission of IR control signals to the video source devices from the TV location.
/ ]+ _$ m y4 N2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
. s8 }- E0 \! }/ |Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
8 D6 A S+ {# ?* Y, P WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
9 O! R3 d( Z* Z8 n" f, P" i, u 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
0 P, d9 [& H l 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
1 p' P/ f2 ]) d4 K8 s) N; R2 O Mbps.
1 k6 D t6 [, ^5 D. ? 3 System Security
1 ~7 J/ w, S, S1 sThe communication is authenticated and the media stream is encrypted to assure for
- `, s5 z1 ^, |1 [5 f' M protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
7 v* H+ d, f. D" Zensures private communications between each pair of units. This also allow for coexistence of
; i: u& Z2 k( T+ l; @1 ]! ^7 q7 q multiple pairs of simultaneous operations without cross talk.
3 _7 A& r# N6 |__________________________________________________________________________
# ^; B" @* U6 `& z- M; s/ g Gaffer_tam@163.com
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