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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
9 G3 D- R0 o/ [' O8 t1) Complete transceiver design of wireless communication at 5 GHz.
- V$ y' b0 y" F$ ]2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
5 O: p' T/ G, ~8 ]4 b) u0 ^2 qdifferent country spectrum requirements.
3 z X+ `7 ]" Y1 e2 b( i7 ? 3) Dynamic frequency selection to resist interferences.
1 [7 f/ D' {# N5 ~/ V 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
7 V# y# B1 S+ M2 R. _ other WLAN networks at 5 GHz.
& W$ P& b2 ^4 k! i4 c0 v, D5) Secure networking to assure privacy and content rights protection.
4 i1 g8 \ X1 e! x- j1 P; G6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
+ B* j/ E5 o: }$ w" o H.264 and VC-1 (WM-9).
+ {% ]7 R9 \9 _7 D; p' T7) Supports point-to-point video connection with full QoS and point-to-multipoint video
: X j8 n! C* }2 F9 c2 cbroadcasting.
1 k) K& }2 |+ R9 y- ?' i5 c9 t 8) Configurable expansion I/O connector enabling easy integration with existing host
' ^6 d! u" E" K% i0 l0 ` w t systems.
: P+ i! |) M3 b- o; H 9) HCI interface to the host CPU to enable flexible application development at the host level.
6 S$ t9 [: @& y9 d 10) Transmission of IR control signals to the video source devices from the TV location.
* t. W9 o2 C9 x1 g5 ~: v; t5 ]2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
4 Y4 M, u4 j6 G6 a' k' NParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
3 t8 ~6 G& a3 ?. m" C XWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
& T C4 ~4 w# x9 \- m6 ~/ T5 I `) G 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
$ P3 g, w( o& T5 v% r8 v( `: s4 wpower 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
- i) }9 Q+ C$ g2 L. {6 c; g Mbps.
- t P, l7 z8 ?. [ 3 System Security
( @8 r0 h1 B* X. p( ] The communication is authenticated and the media stream is encrypted to assure for
& n# D% D m" f$ q5 y# {protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
1 r e; S$ v' E2 `$ N5 }: H+ D ensures private communications between each pair of units. This also allow for coexistence of
/ G4 h4 O- X# U r4 j. |) |multiple pairs of simultaneous operations without cross talk.
* U. J V6 D3 o/ r, S& L __________________________________________________________________________
+ B8 @- d# s7 I6 ~8 I% x3 A, Y6 u8 ] Gaffer_tam@163.com
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