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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
$ Z0 W5 G7 u7 j( c/ h" x1) Complete transceiver design of wireless communication at 5 GHz.
8 R. c" T) v3 J7 \) u4 |$ L 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
5 {+ }+ l8 K* v, q7 fdifferent country spectrum requirements.
; l; u F) A$ v9 P8 r 3) Dynamic frequency selection to resist interferences.
$ A/ ^6 I9 d: z- {' p' \8 |2 C 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
: n& L, g- U7 Z$ o$ Bother WLAN networks at 5 GHz.
. Y# h* l* n O0 J, I& o5) Secure networking to assure privacy and content rights protection.
' @- L4 |5 f4 v2 T 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
8 I9 r& ~. D, |H.264 and VC-1 (WM-9).
9 z [$ x7 o8 z" i 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
& l6 S* X2 f0 L' x6 Vbroadcasting.
) a& r! U+ ^8 G0 T H0 G& z8) Configurable expansion I/O connector enabling easy integration with existing host
) _" G. F+ E! a+ `7 R$ P8 X! ] _ systems.
1 U+ _( X* W3 C, F9) HCI interface to the host CPU to enable flexible application development at the host level.
5 Z! I" C5 P: g* c& e, a5 e1 s10) Transmission of IR control signals to the video source devices from the TV location.
: a0 q5 z+ A& y 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
9 ~6 A N# }( [/ j3 \7 V6 h9 SParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
8 T! O# }: i0 F0 U( r& ]5 e- L WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
$ @% \* A$ Q* w2 ydifferent 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
) |8 n( V5 z4 zpower 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
0 M/ M( E9 T. f3 VMbps.
& k, K* x' o8 y$ a; U7 D9 K0 A# j 3 System Security
* G9 A9 a) h) m# j) X% {- N) s The communication is authenticated and the media stream is encrypted to assure for
# s9 _3 z; Y A2 `& Tprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
* r- P! q" O5 C" ?& p. r( I" F ensures private communications between each pair of units. This also allow for coexistence of
4 k. N0 e: z" H* g8 L3 \2 B# j$ F6 u" e multiple pairs of simultaneous operations without cross talk.
) D, r' S4 L9 u+ b! s__________________________________________________________________________
. r9 K7 ]& m: z* R Gaffer_tam@163.com
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