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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
; s( |% L2 K; {/ O7 F/ Y 1) Complete transceiver design of wireless communication at 5 GHz.
' c( c8 j: i' }# d1 G) F 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
0 p( C* g- F1 L4 p9 U: q" m different country spectrum requirements.
, r, |- z9 ^4 c' a8 m- e/ Q( J4 b 3) Dynamic frequency selection to resist interferences.
# h. |( Q( i: x% g, W4) Close-loop power control to minimize power consumption and be a friendly neighbor to
. S9 y+ X" i+ i9 B0 r6 ~ other WLAN networks at 5 GHz.
/ F* v$ f% C! Y- c2 ^5) Secure networking to assure privacy and content rights protection.
% U* X, W: p6 ~- m 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
L: r" m. U: v2 l& ` H.264 and VC-1 (WM-9).
$ \6 V6 f" [% \; z; ]% U 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
1 h; a: n8 S9 C( |& W broadcasting.
1 A4 X1 J/ M! V& w/ F e# d8) Configurable expansion I/O connector enabling easy integration with existing host
' B3 G# R q' L% }# xsystems.
8 Z8 c- m8 c" ~# k& N! P! w9) HCI interface to the host CPU to enable flexible application development at the host level.
5 V+ Z4 N. C I% J- a# u/ F10) Transmission of IR control signals to the video source devices from the TV location.
* C% P3 b6 ?: s% M/ Z2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
0 `2 ]0 n8 a7 S- |) s; R, n Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
% c; N3 [- B2 f A6 d) b7 y WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
6 P3 F9 Z( V2 `8 I: f4 B6 [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
& K J1 R! X( X& Spower 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
- Q1 U0 @) b# |* nMbps.
& z- ]* i( n d( O 3 System Security
& ^5 Y& j3 M% b: P- u The communication is authenticated and the media stream is encrypted to assure for
4 t, H! J5 f+ R0 [+ O4 F protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
* l/ }/ }, b" k ensures private communications between each pair of units. This also allow for coexistence of
" K) G/ M1 \% C% s: Wmultiple pairs of simultaneous operations without cross talk.
+ J7 X |; W4 X3 n __________________________________________________________________________
, |( l$ q) N0 W; J: f% X) ?. ]Gaffer_tam@163.com
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