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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
3 l* \0 a# S. ?) c1) Complete transceiver design of wireless communication at 5 GHz.
1 j* \' ^1 X" p7 ?+ `6 R/ S4 F 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
! {0 S. h' A- L0 U different country spectrum requirements.
, u+ M* P0 S" b3 E7 v% F. N+ q# q3) Dynamic frequency selection to resist interferences.
7 u6 ]/ z) z3 q. O4) Close-loop power control to minimize power consumption and be a friendly neighbor to
. T) M% B/ v" @4 v3 R3 Z! O# a, k) z other WLAN networks at 5 GHz.
( M/ {3 `( v1 P0 x& @ 5) Secure networking to assure privacy and content rights protection.
- e6 z3 Z+ M* D4 [* P" p& K 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
7 J% k" E4 b( E( ]4 K9 n9 _, UH.264 and VC-1 (WM-9).
) v: \3 k+ ~+ t6 {8 F8 E$ A' N7) Supports point-to-point video connection with full QoS and point-to-multipoint video
* x: i9 v3 z2 o& v& R- [broadcasting.
% [/ `: G0 L+ y- L6 }9 w. b) g 8) Configurable expansion I/O connector enabling easy integration with existing host
& D* r. o5 d) ^. asystems.
6 H f' N& B. \. K7 _9) HCI interface to the host CPU to enable flexible application development at the host level.
1 D! V5 s+ q8 a& A! {: I10) Transmission of IR control signals to the video source devices from the TV location.
; g/ N' Y# ]% C+ U* s1 b9 O2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
( l" }' H4 F ] Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
: {# L! |9 p3 s9 |WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
0 O4 x% @& w8 ]& s1 Ldifferent 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
3 p" r4 S! d4 v. w" F1 e" J 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
) t: {% q% O( d, V" R( ~. ^Mbps.
' F2 c% [6 Q5 N( ~7 k: x3 System Security
. {' s$ o, E" c6 _! DThe communication is authenticated and the media stream is encrypted to assure for
/ z& U" [/ J% Q( d7 T7 r7 Kprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
4 Y G8 |- e: Z ensures private communications between each pair of units. This also allow for coexistence of
1 C* ~1 s) a' o9 G multiple pairs of simultaneous operations without cross talk.
4 e; X w2 N# z5 S3 {# c__________________________________________________________________________
. @/ m' Y( b/ E7 G1 DGaffer_tam@163.com
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